aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.9/gcc/ChangeLog.tuples
blob: a43bf1a5fb9197d72e3bdd6cf99a079e2071ea21 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
2510
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
2542
2543
2544
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
2714
2715
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
2728
2729
2730
2731
2732
2733
2734
2735
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799
2800
2801
2802
2803
2804
2805
2806
2807
2808
2809
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2821
2822
2823
2824
2825
2826
2827
2828
2829
2830
2831
2832
2833
2834
2835
2836
2837
2838
2839
2840
2841
2842
2843
2844
2845
2846
2847
2848
2849
2850
2851
2852
2853
2854
2855
2856
2857
2858
2859
2860
2861
2862
2863
2864
2865
2866
2867
2868
2869
2870
2871
2872
2873
2874
2875
2876
2877
2878
2879
2880
2881
2882
2883
2884
2885
2886
2887
2888
2889
2890
2891
2892
2893
2894
2895
2896
2897
2898
2899
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920
2921
2922
2923
2924
2925
2926
2927
2928
2929
2930
2931
2932
2933
2934
2935
2936
2937
2938
2939
2940
2941
2942
2943
2944
2945
2946
2947
2948
2949
2950
2951
2952
2953
2954
2955
2956
2957
2958
2959
2960
2961
2962
2963
2964
2965
2966
2967
2968
2969
2970
2971
2972
2973
2974
2975
2976
2977
2978
2979
2980
2981
2982
2983
2984
2985
2986
2987
2988
2989
2990
2991
2992
2993
2994
2995
2996
2997
2998
2999
3000
3001
3002
3003
3004
3005
3006
3007
3008
3009
3010
3011
3012
3013
3014
3015
3016
3017
3018
3019
3020
3021
3022
3023
3024
3025
3026
3027
3028
3029
3030
3031
3032
3033
3034
3035
3036
3037
3038
3039
3040
3041
3042
3043
3044
3045
3046
3047
3048
3049
3050
3051
3052
3053
3054
3055
3056
3057
3058
3059
3060
3061
3062
3063
3064
3065
3066
3067
3068
3069
3070
3071
3072
3073
3074
3075
3076
3077
3078
3079
3080
3081
3082
3083
3084
3085
3086
3087
3088
3089
3090
3091
3092
3093
3094
3095
3096
3097
3098
3099
3100
3101
3102
3103
3104
3105
3106
3107
3108
3109
3110
3111
3112
3113
3114
3115
3116
3117
3118
3119
3120
3121
3122
3123
3124
3125
3126
3127
3128
3129
3130
3131
3132
3133
3134
3135
3136
3137
3138
3139
3140
3141
3142
3143
3144
3145
3146
3147
3148
3149
3150
3151
3152
3153
3154
3155
3156
3157
3158
3159
3160
3161
3162
3163
3164
3165
3166
3167
3168
3169
3170
3171
3172
3173
3174
3175
3176
3177
3178
3179
3180
3181
3182
3183
3184
3185
3186
3187
3188
3189
3190
3191
3192
3193
3194
3195
3196
3197
3198
3199
3200
3201
3202
3203
3204
3205
3206
3207
3208
3209
3210
3211
3212
3213
3214
3215
3216
3217
3218
3219
3220
3221
3222
3223
3224
3225
3226
3227
3228
3229
3230
3231
3232
3233
3234
3235
3236
3237
3238
3239
3240
3241
3242
3243
3244
3245
3246
3247
3248
3249
3250
3251
3252
3253
3254
3255
3256
3257
3258
3259
3260
3261
3262
3263
3264
3265
3266
3267
3268
3269
3270
3271
3272
3273
3274
3275
3276
3277
3278
3279
3280
3281
3282
3283
3284
3285
3286
3287
3288
3289
3290
3291
3292
3293
3294
3295
3296
3297
3298
3299
3300
3301
3302
3303
3304
3305
3306
3307
3308
3309
3310
3311
3312
3313
3314
3315
3316
3317
3318
3319
3320
3321
3322
3323
3324
3325
3326
3327
3328
3329
3330
3331
3332
3333
3334
3335
3336
3337
3338
3339
3340
3341
3342
3343
3344
3345
3346
3347
3348
3349
3350
3351
3352
3353
3354
3355
3356
3357
3358
3359
3360
3361
3362
3363
3364
3365
3366
3367
3368
3369
3370
3371
3372
3373
3374
3375
3376
3377
3378
3379
3380
3381
3382
3383
3384
3385
3386
3387
3388
3389
3390
3391
3392
3393
3394
3395
3396
3397
3398
3399
3400
3401
3402
3403
3404
3405
3406
3407
3408
3409
3410
3411
3412
3413
3414
3415
3416
3417
3418
3419
3420
3421
3422
3423
3424
3425
3426
3427
3428
3429
3430
3431
3432
3433
3434
3435
3436
3437
3438
3439
3440
3441
3442
3443
3444
3445
3446
3447
3448
3449
3450
3451
3452
3453
3454
3455
3456
3457
3458
3459
3460
3461
3462
3463
3464
3465
3466
3467
3468
3469
3470
3471
3472
3473
3474
3475
3476
3477
3478
3479
3480
3481
3482
3483
3484
3485
3486
3487
3488
3489
3490
3491
3492
3493
3494
3495
3496
3497
3498
3499
3500
3501
3502
3503
3504
3505
3506
3507
3508
3509
3510
3511
3512
3513
3514
3515
3516
3517
3518
3519
3520
3521
3522
3523
3524
3525
3526
3527
3528
3529
3530
3531
3532
3533
3534
3535
3536
3537
3538
3539
3540
3541
3542
3543
3544
3545
3546
3547
3548
3549
3550
3551
3552
3553
3554
3555
3556
3557
3558
3559
3560
3561
3562
3563
3564
3565
3566
3567
3568
3569
3570
3571
3572
3573
3574
3575
3576
3577
3578
3579
3580
3581
3582
3583
3584
3585
3586
3587
3588
3589
3590
3591
3592
3593
3594
3595
3596
3597
3598
3599
3600
3601
3602
3603
3604
3605
3606
3607
3608
3609
3610
3611
3612
3613
3614
3615
3616
3617
3618
3619
3620
3621
3622
3623
3624
3625
3626
3627
3628
3629
3630
3631
3632
3633
3634
3635
3636
3637
3638
3639
3640
3641
3642
3643
3644
3645
3646
3647
3648
3649
3650
3651
3652
3653
3654
3655
3656
3657
3658
3659
3660
3661
3662
3663
3664
3665
3666
3667
3668
3669
3670
3671
3672
3673
3674
3675
3676
3677
3678
3679
3680
3681
3682
3683
3684
3685
3686
3687
3688
3689
3690
3691
3692
3693
3694
3695
3696
3697
3698
3699
3700
3701
3702
3703
3704
3705
3706
3707
3708
3709
3710
3711
3712
3713
3714
3715
3716
3717
3718
3719
3720
3721
3722
3723
3724
3725
3726
3727
3728
3729
3730
3731
3732
3733
3734
3735
3736
3737
3738
3739
3740
3741
3742
3743
3744
3745
3746
3747
3748
3749
3750
3751
3752
3753
3754
3755
3756
3757
3758
3759
3760
3761
3762
3763
3764
3765
3766
3767
3768
3769
3770
3771
3772
3773
3774
3775
3776
3777
3778
3779
3780
3781
3782
3783
3784
3785
3786
3787
3788
3789
3790
3791
3792
3793
3794
3795
3796
3797
3798
3799
3800
3801
3802
3803
3804
3805
3806
3807
3808
3809
3810
3811
3812
3813
3814
3815
3816
3817
3818
3819
3820
3821
3822
3823
3824
3825
3826
3827
3828
3829
3830
3831
3832
3833
3834
3835
3836
3837
3838
3839
3840
3841
3842
3843
3844
3845
3846
3847
3848
3849
3850
3851
3852
3853
3854
3855
3856
3857
3858
3859
3860
3861
3862
3863
3864
3865
3866
3867
3868
3869
3870
3871
3872
3873
3874
3875
3876
3877
3878
3879
3880
3881
3882
3883
3884
3885
3886
3887
3888
3889
3890
3891
3892
3893
3894
3895
3896
3897
3898
3899
3900
3901
3902
3903
3904
3905
3906
3907
3908
3909
3910
3911
3912
3913
3914
3915
3916
3917
3918
3919
3920
3921
3922
3923
3924
3925
3926
3927
3928
3929
3930
3931
3932
3933
3934
3935
3936
3937
3938
3939
3940
3941
3942
3943
3944
3945
3946
3947
3948
3949
3950
3951
3952
3953
3954
3955
3956
3957
3958
3959
3960
3961
3962
3963
3964
3965
3966
3967
3968
3969
3970
3971
3972
3973
3974
3975
3976
3977
3978
3979
3980
3981
3982
3983
3984
3985
3986
3987
3988
3989
3990
3991
3992
3993
3994
3995
3996
3997
3998
3999
4000
4001
4002
4003
4004
4005
4006
4007
4008
4009
4010
4011
4012
4013
4014
4015
4016
4017
4018
4019
4020
4021
4022
4023
4024
4025
4026
4027
4028
4029
4030
4031
4032
4033
4034
4035
4036
4037
4038
4039
4040
4041
4042
4043
4044
4045
4046
4047
4048
4049
4050
4051
4052
4053
4054
4055
4056
4057
4058
4059
4060
4061
4062
4063
4064
4065
4066
4067
4068
4069
4070
4071
4072
4073
4074
4075
4076
4077
4078
4079
4080
4081
4082
4083
4084
4085
4086
4087
4088
4089
4090
4091
4092
4093
4094
4095
4096
4097
4098
4099
4100
4101
4102
4103
4104
4105
4106
4107
4108
4109
4110
4111
4112
4113
4114
4115
4116
4117
4118
4119
4120
4121
4122
4123
4124
4125
4126
4127
4128
4129
4130
4131
4132
4133
4134
4135
4136
4137
4138
4139
4140
4141
4142
4143
4144
4145
4146
4147
4148
4149
4150
4151
4152
4153
4154
4155
4156
4157
4158
4159
4160
4161
4162
4163
4164
4165
4166
4167
4168
4169
4170
4171
4172
4173
4174
4175
4176
4177
4178
4179
4180
4181
4182
4183
4184
4185
4186
4187
4188
4189
4190
4191
4192
4193
4194
4195
4196
4197
4198
4199
4200
4201
4202
4203
4204
4205
4206
4207
4208
4209
4210
4211
4212
4213
4214
4215
4216
4217
4218
4219
4220
4221
4222
4223
4224
4225
4226
4227
4228
4229
4230
4231
4232
4233
4234
4235
4236
4237
4238
4239
4240
4241
4242
4243
4244
4245
4246
4247
4248
4249
4250
4251
4252
4253
4254
4255
4256
4257
4258
4259
4260
4261
4262
4263
4264
4265
4266
4267
4268
4269
4270
4271
4272
4273
4274
4275
4276
4277
4278
4279
4280
4281
4282
4283
4284
4285
4286
4287
4288
4289
4290
4291
4292
4293
4294
4295
4296
4297
4298
4299
4300
4301
4302
4303
4304
4305
4306
4307
4308
4309
4310
4311
4312
4313
4314
4315
4316
4317
4318
4319
4320
4321
4322
4323
4324
4325
4326
4327
4328
4329
4330
4331
4332
4333
4334
4335
4336
4337
4338
4339
4340
4341
4342
4343
4344
4345
4346
4347
4348
4349
4350
4351
4352
4353
4354
4355
4356
4357
4358
4359
4360
4361
4362
4363
4364
4365
4366
4367
4368
4369
4370
4371
4372
4373
4374
4375
4376
4377
4378
4379
4380
4381
4382
4383
4384
4385
4386
4387
4388
4389
4390
4391
4392
4393
4394
4395
4396
4397
4398
4399
4400
4401
4402
4403
4404
4405
4406
4407
4408
4409
4410
4411
4412
4413
4414
4415
4416
4417
4418
4419
4420
4421
4422
4423
4424
4425
4426
4427
4428
4429
4430
4431
4432
4433
4434
4435
4436
4437
4438
4439
4440
4441
4442
4443
4444
4445
4446
4447
4448
4449
4450
4451
4452
4453
4454
4455
4456
4457
4458
4459
4460
4461
4462
4463
4464
4465
4466
4467
4468
4469
4470
4471
4472
4473
4474
4475
4476
4477
4478
4479
4480
4481
4482
4483
4484
4485
4486
4487
4488
4489
4490
4491
4492
4493
4494
4495
4496
4497
4498
4499
4500
4501
4502
4503
4504
4505
4506
4507
4508
4509
4510
4511
4512
4513
4514
4515
4516
4517
4518
4519
4520
4521
4522
4523
4524
4525
4526
4527
4528
4529
4530
4531
4532
4533
4534
4535
4536
4537
4538
4539
4540
4541
4542
4543
4544
4545
4546
4547
4548
4549
4550
4551
4552
4553
4554
4555
4556
4557
4558
4559
4560
4561
4562
4563
4564
4565
4566
4567
4568
4569
4570
4571
4572
4573
4574
4575
4576
4577
4578
4579
4580
4581
4582
4583
4584
4585
4586
4587
4588
4589
4590
4591
4592
4593
4594
4595
4596
4597
4598
4599
4600
4601
4602
4603
4604
4605
4606
4607
4608
4609
4610
4611
4612
4613
4614
4615
4616
4617
4618
4619
4620
4621
4622
4623
4624
4625
4626
4627
4628
4629
4630
4631
4632
4633
4634
4635
4636
4637
4638
4639
4640
4641
4642
4643
4644
4645
4646
4647
4648
4649
4650
4651
4652
4653
4654
4655
4656
4657
4658
4659
4660
4661
4662
4663
4664
4665
4666
4667
4668
4669
4670
4671
4672
4673
4674
4675
4676
4677
4678
4679
4680
4681
4682
4683
4684
4685
4686
4687
4688
4689
4690
4691
4692
4693
4694
4695
4696
4697
4698
4699
4700
4701
4702
4703
4704
4705
4706
4707
4708
4709
4710
4711
4712
4713
4714
4715
4716
4717
4718
4719
4720
4721
4722
4723
4724
4725
4726
4727
4728
4729
4730
4731
4732
4733
4734
4735
4736
4737
4738
4739
4740
4741
4742
4743
4744
4745
4746
4747
4748
4749
4750
4751
4752
4753
4754
4755
4756
4757
4758
4759
4760
4761
4762
4763
4764
4765
4766
4767
4768
4769
4770
4771
4772
4773
4774
4775
4776
4777
4778
4779
4780
4781
4782
4783
4784
4785
4786
4787
4788
4789
4790
4791
4792
4793
4794
4795
4796
4797
4798
4799
4800
4801
4802
4803
4804
4805
4806
4807
4808
4809
4810
4811
4812
4813
4814
4815
4816
4817
4818
4819
4820
4821
4822
4823
4824
4825
4826
4827
4828
4829
4830
4831
4832
4833
4834
4835
4836
4837
4838
4839
4840
4841
4842
4843
4844
4845
4846
4847
4848
4849
4850
4851
4852
4853
4854
4855
4856
4857
4858
4859
4860
4861
4862
4863
4864
4865
4866
4867
4868
4869
4870
4871
4872
4873
4874
4875
4876
4877
4878
4879
4880
4881
4882
4883
4884
4885
4886
4887
4888
4889
4890
4891
4892
4893
4894
4895
4896
4897
4898
4899
4900
4901
4902
4903
4904
4905
4906
4907
4908
4909
4910
4911
4912
4913
4914
4915
4916
4917
4918
4919
4920
4921
4922
4923
4924
4925
4926
4927
4928
4929
4930
4931
4932
4933
4934
4935
4936
4937
4938
4939
4940
4941
4942
4943
4944
4945
4946
4947
4948
4949
4950
4951
4952
4953
4954
4955
4956
4957
4958
4959
4960
4961
4962
4963
4964
4965
4966
4967
4968
4969
4970
4971
4972
4973
4974
4975
4976
4977
4978
4979
4980
4981
4982
4983
4984
4985
4986
4987
4988
4989
4990
4991
4992
4993
4994
4995
4996
4997
4998
4999
5000
5001
5002
5003
5004
5005
5006
5007
5008
5009
5010
5011
5012
5013
5014
5015
5016
5017
5018
5019
5020
5021
5022
5023
5024
5025
5026
5027
5028
5029
5030
5031
5032
5033
5034
5035
5036
5037
5038
5039
5040
5041
5042
5043
5044
5045
5046
5047
5048
5049
5050
5051
5052
5053
5054
5055
5056
5057
5058
5059
5060
5061
5062
5063
5064
5065
5066
5067
5068
5069
5070
5071
5072
5073
5074
5075
5076
5077
5078
5079
5080
5081
5082
5083
5084
5085
5086
5087
5088
5089
5090
5091
5092
5093
5094
5095
5096
5097
5098
5099
5100
5101
5102
5103
5104
5105
5106
5107
5108
5109
5110
5111
5112
5113
5114
5115
5116
5117
5118
5119
5120
5121
5122
5123
5124
5125
5126
5127
5128
5129
5130
5131
5132
5133
5134
5135
5136
5137
5138
5139
5140
5141
5142
5143
5144
5145
5146
5147
5148
5149
5150
5151
5152
5153
5154
5155
5156
5157
5158
5159
5160
5161
5162
5163
5164
5165
5166
5167
5168
5169
5170
5171
5172
5173
5174
5175
5176
5177
5178
5179
5180
5181
5182
5183
5184
5185
5186
5187
5188
5189
5190
5191
5192
5193
5194
5195
5196
5197
5198
5199
5200
5201
5202
5203
5204
5205
5206
5207
5208
5209
5210
5211
5212
5213
5214
5215
5216
5217
5218
5219
5220
5221
5222
5223
5224
5225
5226
5227
5228
5229
5230
5231
5232
5233
5234
5235
5236
5237
5238
5239
5240
5241
5242
5243
5244
5245
5246
5247
5248
5249
5250
5251
5252
5253
5254
5255
5256
5257
5258
5259
5260
5261
5262
5263
5264
5265
5266
5267
5268
5269
5270
5271
5272
5273
5274
5275
5276
5277
5278
5279
5280
5281
5282
5283
5284
5285
5286
5287
5288
5289
5290
5291
5292
5293
5294
5295
5296
5297
5298
5299
5300
5301
5302
5303
5304
5305
5306
5307
5308
5309
5310
5311
5312
5313
5314
5315
5316
5317
5318
5319
5320
5321
5322
5323
5324
5325
5326
5327
5328
5329
5330
5331
5332
5333
5334
5335
5336
5337
5338
5339
5340
5341
5342
5343
5344
5345
5346
5347
5348
5349
5350
5351
5352
5353
5354
5355
5356
5357
5358
5359
5360
5361
5362
5363
5364
5365
5366
5367
5368
5369
5370
5371
5372
5373
5374
5375
5376
5377
5378
5379
5380
5381
5382
5383
5384
5385
5386
5387
5388
5389
5390
5391
5392
5393
5394
5395
5396
5397
5398
5399
5400
5401
5402
5403
5404
5405
5406
5407
5408
5409
5410
5411
5412
5413
5414
5415
5416
5417
5418
5419
5420
5421
5422
5423
5424
5425
5426
5427
5428
5429
5430
5431
5432
5433
5434
5435
5436
5437
5438
5439
5440
5441
5442
5443
5444
5445
5446
5447
5448
5449
5450
5451
5452
5453
5454
5455
5456
5457
5458
5459
5460
5461
5462
5463
5464
5465
5466
5467
5468
5469
5470
5471
5472
5473
5474
5475
5476
5477
5478
5479
5480
5481
5482
5483
5484
5485
5486
5487
5488
5489
5490
5491
5492
5493
5494
5495
5496
5497
5498
5499
5500
5501
5502
5503
5504
5505
5506
5507
5508
5509
5510
5511
5512
5513
5514
5515
5516
5517
5518
5519
5520
5521
5522
5523
5524
5525
5526
5527
5528
5529
5530
5531
5532
5533
5534
5535
5536
5537
5538
5539
5540
5541
5542
5543
5544
5545
5546
5547
5548
5549
5550
5551
5552
5553
5554
5555
5556
5557
5558
5559
5560
5561
5562
5563
5564
5565
5566
5567
5568
5569
5570
5571
5572
5573
5574
5575
5576
5577
5578
5579
5580
5581
5582
5583
5584
5585
5586
5587
5588
5589
5590
5591
5592
5593
5594
5595
5596
5597
5598
5599
5600
5601
5602
5603
5604
5605
5606
5607
5608
5609
5610
5611
5612
5613
5614
5615
5616
5617
5618
5619
5620
5621
5622
5623
5624
5625
5626
5627
5628
5629
5630
5631
5632
5633
5634
5635
5636
5637
5638
5639
5640
5641
5642
5643
5644
5645
5646
5647
5648
5649
5650
5651
5652
5653
5654
5655
5656
5657
5658
5659
5660
5661
5662
5663
5664
5665
5666
5667
5668
5669
5670
5671
5672
5673
5674
5675
5676
5677
5678
5679
5680
5681
5682
5683
5684
5685
5686
5687
5688
5689
5690
5691
5692
5693
5694
5695
5696
5697
5698
5699
5700
5701
5702
5703
5704
5705
5706
5707
5708
5709
5710
5711
5712
5713
5714
5715
5716
5717
5718
5719
5720
5721
5722
5723
5724
5725
5726
5727
5728
5729
5730
5731
5732
5733
5734
5735
5736
5737
5738
5739
5740
5741
5742
5743
5744
5745
5746
5747
5748
5749
5750
5751
5752
5753
5754
5755
5756
5757
5758
5759
5760
5761
5762
5763
5764
5765
5766
5767
5768
5769
5770
5771
5772
5773
5774
5775
5776
5777
5778
5779
5780
5781
5782
5783
5784
5785
5786
5787
5788
5789
5790
5791
5792
5793
5794
5795
5796
5797
5798
5799
5800
5801
5802
5803
5804
5805
5806
5807
5808
5809
5810
5811
5812
5813
5814
5815
5816
5817
5818
5819
5820
5821
5822
5823
5824
5825
5826
5827
5828
5829
5830
5831
5832
5833
5834
5835
5836
5837
5838
5839
5840
5841
5842
5843
5844
5845
5846
5847
5848
5849
5850
5851
5852
5853
5854
5855
5856
5857
5858
5859
5860
5861
5862
5863
5864
5865
5866
5867
5868
5869
5870
5871
5872
5873
5874
5875
5876
5877
5878
5879
5880
5881
5882
5883
5884
5885
5886
5887
5888
5889
5890
5891
5892
5893
5894
5895
5896
5897
5898
5899
5900
5901
5902
5903
5904
5905
5906
5907
5908
5909
5910
5911
5912
5913
5914
5915
5916
5917
5918
5919
5920
5921
5922
5923
5924
5925
5926
5927
5928
5929
5930
5931
5932
5933
5934
5935
5936
5937
5938
5939
5940
5941
5942
5943
5944
5945
5946
5947
5948
5949
5950
5951
5952
5953
5954
5955
5956
5957
5958
5959
5960
5961
5962
5963
5964
5965
5966
5967
5968
5969
5970
5971
5972
5973
5974
5975
5976
5977
5978
5979
5980
5981
5982
5983
5984
5985
5986
5987
5988
5989
5990
5991
5992
5993
5994
5995
5996
5997
5998
5999
6000
6001
6002
6003
6004
6005
6006
6007
6008
6009
6010
6011
6012
6013
6014
6015
6016
6017
6018
6019
6020
6021
6022
6023
6024
6025
6026
6027
6028
6029
6030
6031
6032
6033
6034
6035
6036
6037
6038
6039
6040
6041
6042
6043
6044
6045
6046
6047
6048
6049
6050
6051
6052
6053
6054
6055
6056
6057
6058
6059
6060
6061
6062
6063
6064
6065
6066
6067
6068
6069
6070
6071
6072
6073
6074
6075
6076
6077
6078
6079
6080
6081
6082
6083
6084
6085
6086
6087
6088
6089
6090
6091
6092
6093
6094
6095
6096
6097
6098
6099
6100
6101
6102
6103
6104
6105
6106
6107
6108
6109
6110
6111
6112
6113
6114
6115
6116
6117
6118
6119
6120
6121
6122
6123
6124
6125
6126
6127
6128
6129
6130
6131
6132
6133
6134
6135
6136
6137
6138
6139
6140
6141
6142
6143
6144
6145
6146
6147
6148
6149
6150
6151
6152
6153
6154
6155
6156
6157
6158
6159
6160
6161
6162
6163
6164
6165
6166
6167
6168
6169
6170
6171
6172
6173
6174
6175
6176
6177
6178
6179
6180
6181
6182
6183
6184
6185
6186
6187
6188
6189
6190
6191
6192
6193
6194
6195
6196
6197
6198
6199
6200
6201
6202
6203
6204
6205
6206
6207
6208
6209
6210
6211
6212
6213
6214
6215
6216
6217
6218
6219
6220
6221
6222
6223
6224
6225
6226
6227
6228
6229
6230
6231
6232
6233
6234
6235
6236
6237
6238
6239
6240
6241
6242
6243
6244
6245
6246
6247
6248
6249
6250
6251
6252
6253
6254
6255
6256
6257
6258
6259
6260
6261
6262
6263
6264
6265
6266
6267
6268
6269
6270
6271
6272
6273
6274
6275
6276
6277
6278
6279
6280
6281
6282
6283
6284
6285
6286
6287
6288
6289
6290
6291
6292
6293
6294
6295
6296
6297
6298
6299
6300
6301
6302
6303
6304
6305
6306
6307
6308
6309
6310
6311
6312
6313
6314
6315
6316
6317
6318
6319
6320
6321
6322
6323
6324
6325
6326
6327
6328
6329
6330
6331
6332
6333
6334
6335
6336
6337
6338
6339
6340
6341
6342
6343
6344
6345
6346
6347
6348
6349
6350
6351
6352
6353
6354
6355
6356
6357
6358
6359
6360
6361
6362
6363
6364
6365
6366
6367
6368
6369
6370
6371
6372
6373
6374
6375
6376
6377
6378
6379
6380
6381
6382
6383
6384
6385
6386
6387
6388
6389
6390
6391
6392
6393
6394
6395
6396
6397
6398
6399
6400
6401
6402
6403
6404
6405
6406
6407
6408
6409
6410
6411
6412
6413
6414
6415
6416
6417
6418
6419
6420
6421
6422
6423
6424
6425
6426
6427
6428
6429
6430
6431
6432
6433
6434
6435
6436
6437
6438
6439
6440
6441
6442
6443
6444
6445
6446
6447
6448
6449
6450
6451
6452
6453
6454
6455
6456
6457
6458
6459
6460
6461
6462
6463
6464
6465
6466
6467
6468
6469
6470
6471
6472
6473
6474
6475
6476
6477
6478
6479
6480
6481
6482
6483
6484
6485
6486
6487
6488
6489
6490
6491
6492
6493
6494
6495
6496
6497
6498
6499
6500
6501
6502
6503
6504
6505
6506
6507
6508
6509
6510
6511
6512
6513
6514
6515
6516
6517
6518
6519
6520
6521
6522
6523
6524
6525
6526
6527
6528
6529
6530
6531
6532
6533
6534
6535
6536
6537
6538
6539
6540
6541
6542
6543
6544
6545
6546
6547
6548
6549
6550
6551
6552
6553
6554
6555
6556
6557
6558
6559
6560
6561
6562
6563
6564
6565
6566
6567
6568
6569
6570
6571
6572
6573
6574
6575
6576
6577
6578
6579
6580
6581
6582
6583
6584
6585
6586
6587
6588
6589
6590
6591
6592
6593
6594
6595
6596
6597
6598
6599
6600
6601
6602
6603
6604
6605
6606
6607
6608
6609
6610
6611
6612
6613
6614
6615
6616
6617
6618
6619
6620
6621
6622
6623
6624
6625
6626
6627
6628
6629
6630
6631
6632
6633
6634
6635
6636
6637
6638
6639
6640
6641
6642
6643
6644
6645
6646
6647
6648
6649
6650
6651
6652
6653
6654
6655
6656
6657
6658
6659
6660
6661
6662
6663
6664
6665
6666
6667
6668
6669
6670
6671
6672
6673
6674
6675
6676
6677
6678
6679
6680
6681
6682
6683
6684
6685
6686
6687
6688
6689
6690
6691
6692
6693
6694
6695
6696
6697
6698
6699
6700
6701
6702
6703
6704
6705
6706
6707
6708
6709
6710
6711
6712
6713
6714
6715
6716
6717
6718
6719
6720
6721
6722
6723
6724
6725
6726
6727
6728
6729
6730
6731
6732
6733
6734
6735
6736
6737
6738
6739
6740
6741
6742
6743
6744
6745
6746
6747
6748
6749
6750
6751
6752
6753
6754
6755
6756
6757
6758
6759
6760
6761
6762
6763
6764
6765
6766
6767
6768
6769
6770
6771
6772
6773
6774
6775
6776
6777
6778
6779
6780
6781
6782
6783
6784
6785
6786
6787
6788
6789
6790
6791
6792
6793
6794
6795
6796
6797
6798
6799
6800
6801
6802
6803
6804
6805
6806
6807
6808
6809
6810
6811
6812
6813
6814
6815
6816
6817
6818
6819
6820
6821
6822
6823
6824
6825
6826
6827
6828
6829
6830
6831
6832
6833
6834
6835
6836
6837
6838
6839
6840
6841
6842
6843
6844
6845
6846
6847
6848
6849
6850
6851
6852
6853
6854
6855
6856
6857
6858
6859
6860
6861
6862
6863
6864
6865
6866
6867
6868
6869
6870
6871
6872
6873
6874
6875
6876
6877
6878
6879
6880
6881
6882
6883
6884
6885
6886
6887
6888
6889
6890
6891
6892
6893
6894
6895
6896
6897
6898
6899
6900
6901
6902
6903
6904
6905
6906
6907
6908
6909
6910
6911
6912
6913
6914
6915
6916
6917
6918
6919
6920
6921
6922
6923
6924
6925
6926
6927
6928
6929
6930
6931
6932
6933
6934
6935
6936
6937
6938
6939
6940
6941
6942
6943
6944
6945
6946
6947
6948
6949
6950
6951
6952
6953
6954
6955
6956
6957
6958
6959
6960
6961
6962
6963
6964
6965
6966
6967
6968
6969
6970
6971
6972
6973
6974
6975
6976
6977
6978
6979
6980
6981
6982
6983
6984
6985
6986
6987
6988
6989
6990
6991
6992
6993
6994
6995
6996
6997
6998
6999
7000
7001
7002
7003
7004
7005
7006
7007
7008
7009
7010
7011
7012
7013
7014
7015
7016
7017
7018
7019
7020
7021
7022
7023
7024
7025
7026
7027
7028
7029
7030
7031
7032
7033
7034
7035
7036
7037
7038
7039
7040
7041
7042
7043
7044
7045
7046
7047
7048
7049
7050
7051
7052
7053
7054
7055
7056
7057
7058
7059
7060
7061
7062
7063
7064
7065
7066
7067
7068
7069
7070
7071
7072
7073
7074
7075
7076
7077
7078
7079
7080
7081
7082
7083
7084
7085
7086
7087
7088
7089
7090
7091
7092
7093
7094
7095
7096
7097
7098
7099
7100
7101
7102
7103
7104
7105
7106
7107
7108
7109
7110
7111
7112
7113
7114
7115
7116
7117
7118
7119
7120
7121
7122
7123
7124
7125
7126
7127
7128
7129
7130
7131
7132
7133
7134
7135
7136
7137
7138
7139
7140
7141
7142
7143
7144
7145
7146
7147
7148
7149
7150
7151
7152
7153
7154
7155
7156
7157
7158
7159
7160
7161
7162
7163
7164
7165
7166
7167
7168
7169
7170
7171
7172
7173
7174
7175
7176
7177
7178
7179
7180
7181
7182
7183
7184
7185
7186
7187
7188
7189
7190
7191
7192
7193
7194
7195
7196
7197
7198
7199
7200
7201
7202
7203
7204
7205
7206
7207
7208
7209
7210
7211
7212
7213
7214
7215
7216
7217
7218
7219
7220
7221
7222
7223
7224
7225
7226
7227
7228
7229
7230
7231
7232
7233
7234
7235
7236
7237
7238
7239
7240
7241
7242
7243
7244
7245
7246
7247
7248
7249
7250
7251
7252
7253
7254
7255
7256
7257
7258
7259
7260
7261
7262
7263
7264
7265
7266
7267
7268
7269
7270
7271
7272
7273
7274
7275
7276
7277
7278
7279
7280
7281
7282
7283
7284
7285
7286
7287
7288
7289
7290
7291
7292
7293
7294
7295
7296
7297
7298
7299
7300
7301
7302
7303
7304
7305
7306
7307
7308
7309
7310
7311
7312
7313
7314
7315
7316
7317
7318
7319
7320
7321
7322
7323
7324
7325
7326
7327
7328
7329
7330
7331
7332
7333
7334
7335
7336
7337
7338
7339
7340
7341
7342
7343
7344
7345
7346
7347
7348
7349
7350
7351
7352
7353
7354
7355
7356
7357
7358
7359
7360
7361
7362
7363
7364
7365
7366
7367
7368
7369
7370
7371
7372
7373
7374
7375
7376
7377
7378
7379
7380
7381
7382
7383
7384
7385
7386
7387
7388
7389
7390
7391
7392
7393
7394
7395
7396
7397
7398
7399
7400
7401
7402
7403
7404
7405
7406
7407
7408
7409
7410
7411
7412
7413
7414
7415
7416
7417
7418
7419
7420
7421
7422
7423
7424
7425
7426
7427
7428
7429
7430
7431
7432
7433
7434
7435
7436
7437
7438
7439
7440
7441
7442
7443
7444
7445
7446
7447
7448
7449
7450
7451
7452
7453
7454
7455
7456
7457
7458
7459
7460
7461
7462
7463
7464
7465
7466
7467
7468
7469
7470
7471
7472
7473
7474
7475
7476
7477
7478
7479
7480
7481
7482
7483
7484
7485
7486
7487
7488
7489
7490
7491
7492
7493
7494
7495
7496
7497
7498
7499
7500
7501
7502
7503
7504
7505
7506
7507
7508
7509
7510
7511
7512
7513
7514
7515
7516
7517
7518
7519
7520
7521
7522
7523
7524
7525
7526
7527
7528
7529
7530
7531
7532
7533
7534
7535
7536
7537
7538
7539
7540
7541
7542
7543
7544
7545
7546
7547
7548
7549
7550
7551
7552
7553
7554
7555
7556
7557
7558
7559
7560
7561
7562
7563
7564
7565
7566
7567
7568
7569
7570
7571
7572
7573
7574
7575
7576
7577
7578
7579
7580
7581
7582
7583
7584
7585
7586
7587
7588
7589
7590
7591
7592
7593
7594
7595
7596
7597
7598
7599
7600
7601
7602
7603
7604
7605
7606
7607
7608
7609
7610
7611
7612
7613
7614
7615
7616
7617
7618
7619
7620
7621
7622
7623
7624
7625
7626
7627
7628
7629
7630
7631
7632
7633
7634
7635
7636
7637
7638
7639
7640
7641
7642
7643
7644
7645
7646
7647
7648
7649
7650
7651
7652
7653
7654
7655
7656
7657
7658
7659
7660
7661
7662
7663
7664
7665
7666
7667
7668
7669
7670
7671
7672
7673
7674
7675
7676
7677
7678
7679
7680
7681
7682
7683
7684
7685
7686
7687
7688
7689
7690
7691
7692
7693
7694
7695
7696
7697
7698
7699
7700
7701
7702
7703
7704
7705
7706
7707
7708
7709
7710
7711
7712
7713
7714
7715
7716
7717
7718
7719
7720
7721
7722
7723
7724
7725
7726
7727
7728
7729
7730
7731
7732
7733
7734
7735
7736
7737
7738
7739
7740
7741
7742
7743
7744
7745
7746
7747
7748
7749
7750
7751
7752
7753
7754
7755
7756
7757
7758
7759
7760
7761
7762
7763
7764
7765
7766
7767
7768
7769
7770
7771
7772
7773
7774
7775
7776
7777
7778
7779
7780
7781
7782
7783
7784
7785
7786
7787
7788
7789
7790
7791
7792
7793
7794
7795
7796
7797
7798
7799
7800
7801
7802
7803
7804
7805
7806
7807
7808
7809
7810
7811
7812
7813
7814
7815
7816
7817
7818
7819
7820
7821
7822
7823
7824
7825
7826
7827
7828
7829
7830
7831
7832
7833
7834
7835
7836
7837
7838
7839
7840
7841
7842
7843
7844
7845
7846
7847
7848
7849
7850
7851
7852
7853
7854
7855
7856
7857
7858
7859
7860
7861
7862
7863
7864
7865
7866
7867
7868
7869
7870
7871
7872
7873
7874
7875
7876
7877
7878
7879
7880
7881
7882
7883
7884
7885
7886
7887
7888
7889
7890
7891
7892
7893
7894
7895
7896
7897
7898
7899
7900
7901
7902
7903
7904
7905
7906
7907
7908
7909
7910
7911
7912
7913
7914
7915
7916
7917
7918
7919
7920
7921
7922
7923
7924
7925
7926
7927
7928
7929
7930
7931
7932
7933
7934
7935
7936
7937
7938
7939
7940
7941
7942
7943
7944
7945
7946
7947
7948
7949
7950
7951
7952
7953
7954
7955
7956
7957
7958
7959
7960
7961
7962
7963
7964
7965
7966
7967
7968
7969
7970
7971
7972
7973
7974
7975
7976
7977
7978
7979
7980
7981
7982
7983
7984
7985
7986
7987
7988
7989
7990
7991
7992
7993
7994
7995
7996
7997
7998
7999
8000
8001
8002
8003
8004
8005
8006
8007
8008
8009
8010
8011
8012
8013
8014
8015
8016
8017
8018
8019
8020
8021
8022
8023
8024
8025
8026
8027
8028
8029
8030
8031
8032
8033
8034
8035
8036
8037
8038
8039
8040
8041
8042
8043
8044
8045
8046
8047
8048
8049
8050
8051
8052
8053
8054
8055
8056
8057
8058
8059
8060
8061
8062
8063
8064
8065
8066
8067
8068
8069
8070
8071
8072
8073
8074
8075
8076
8077
8078
8079
8080
8081
8082
8083
8084
8085
8086
8087
8088
8089
8090
8091
8092
8093
8094
8095
8096
8097
8098
8099
8100
8101
8102
8103
8104
8105
8106
8107
8108
8109
8110
8111
8112
8113
8114
8115
8116
8117
8118
8119
8120
8121
8122
8123
8124
8125
8126
8127
8128
8129
8130
8131
8132
8133
8134
8135
8136
8137
8138
8139
8140
8141
8142
8143
8144
8145
8146
8147
8148
8149
8150
8151
8152
8153
8154
8155
8156
8157
8158
8159
8160
8161
8162
8163
8164
8165
8166
8167
8168
8169
8170
8171
8172
8173
8174
8175
8176
8177
8178
8179
8180
8181
8182
8183
8184
8185
8186
8187
8188
8189
8190
8191
8192
8193
8194
8195
8196
8197
8198
8199
8200
8201
8202
8203
8204
8205
8206
8207
8208
8209
8210
8211
8212
8213
8214
8215
8216
8217
8218
8219
8220
8221
8222
8223
8224
8225
8226
8227
8228
8229
8230
8231
8232
8233
8234
8235
8236
8237
8238
2008-07-28  Richard Guenther  <rguenther@suse.de>

	Merge with mainline @138201.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-07-27  Jakub Jelinek  <jakub@redhat.com>

	* omp-low.c (expand_omp_atomic_fetch_op): Fix a merge glitch.

2008-07-27  Andrew Pinski  <andrew_pinski@playstation.sony.com>

	* config/spu/spu.c (spu_gimplify_va_arg_expr): Unshare the args
	and skip trees.

2008-07-27  Richard Guenther  <rguenther@suse.de>

	* tree-eh.c (lookup_expr_eh_region): Do not allocate a tree
	annotation.
	* tree-dfa.c (create_tree_common_ann): Set eh region to -1.
	* tree-flow.h (struct tree_ann_common_d): Reorder rn member
	to pack with type.

2008-07-26  Richard Guenther  <rguenther@suse.de>

	Merge with mainline @138159.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-07-26  Richard Guenther  <rguenther@suse.de>

	* gimple.h (CALL_STMT_CANNOT_INLINE_P): Remove.

2008-07-26  Jan Hubicka  <jh@suse.cz>

	* ipa-inline.c (cgraph_decide_inlining_of_small_function): Use
	gimple_call_set_cannot_inline.
	(cgraph_decide_inlining): Likewise.
	(cgraph_decide_inlining_incrementally): Likewise.

2008-07-26  Richard Guenther  <rguenther@suse.de>

	Merge with mainline @138092.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-07-26  Richard Guenther  <rguenther@suse.de>

	Merge with mainline @138091.

2008-07-25  Richard Guenther  <rguenther@suse.de>

	* config/ia64/ia64.c (ia64_gimplify_va_arg): Unshare valist
	before reusing it.

2008-07-25  Andreas Krebbel  <krebbel1@de.ibm.com>

	* tree-tailcall.c (process_assignment): Prevent tail call
	optimization if the modes of the return types don't match.

2008-07-24  Aldy Hernandez  <aldyh@redhat.com>

	* tree-inline.c (expand_call_inline): Allow casts in assert.

2008-07-24  Richard Guenther  <rguenther@suse.de>

	PR middle-end/36885
	* tree.c (walk_tree_1): Also walk CHANGE_DYNAMIC_TYPE_EXPR operands.
	* gimple.c (gss_for_code): GIMPLE_CHANGE_DYNAMIC_TYPE is GSS_WITH_OPS.
	* gsstruct.def (GSS_CHANGE_DYNAMIC_TYPE): Remove. 

2008-07-24  Richard Guenther  <rguenther@suse.de>

	* tree-sra.c (sra_walk_expr): Also handle CONVERT_EXPR.
	(sra_walk_gimple_assign): Correctly detect assigns we can handle.
	* expr.c (expand_expr_real_1): Pass MOVE_NONTEMPORAL to
	expand_assignment.

2008-07-23  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-dse.c (get_kill_of_stmt_lhs): Tuplify correct.
	* gimple-pretty-print.c (dump_gimple_label): Dump non-local flag.
	* tree.h (maybe_fold_stmt_addition): Declare.
	* tree-ssa-ccp.c (maybe_fold_stmt_addition): Export.
	(fold_gimple_assign): Return the new rhs instead of modifying the stmt.
	(fold_stmt): Deal with that.
	(fold_stmt_inplace): Only replace the rhs of a statement if
	that has enough operand space to hold the new operands.
	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
	POINTER_PLUS_EXPR handling.

2008-07-23  Richard Guenther  <rguenther@suse.de>

	* tree-eh.c (record_in_goto_queue): Fix bootstrap with
	--disable-checking.

2008-07-23  Aldy Hernandez  <aldyh@redhat.com>

	Merge with mainline @138071.
	
	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.
			
2008-07-23  Richard Guenther  <rguenther@suse.de>

	* tree-eh.c (union treemple): Add tree * member.
	(find_goto_replacement): Adjust.
	(replace_goto_queue_cond_clause): Use the address of the
	individual labels as unique identifier.
	(replace_goto_queue_1): Use the statement as unique identifier
	for GIMPLE_GOTO.
	(record_in_goto_queue): Add checking.
	(record_in_goto_queue_label): Adjust.
	(maybe_record_in_goto_queue): Likewise.
	(do_goto_redirection): Get leh_tf_state.
	(lower_try_finally_nofallthru): Pass it.
	(lower_try_finally_onedest): Likewise.
	(lower_try_finally_copy): Likewise.
	(lower_try_finally_switch): Likewise.

2008-07-22  Aldy Hernandez  <aldyh@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>

	* gimplify.c (gimple_do_not_emit_location_p): New.
	(gimple_set_do_not_emit_location): New.
	(annotate_one_with_location): Do not annotate if
	gimple_do_not_emit_location_p.
	(gimplify_cond_expr): Do not optimize if the COND_EXPR and
	GOTO_EXPR have different locations.
	Do not emit location information for some GIMPLE_COND's.

2008-07-22  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-ccp.c (ccp_fold): Use gimple_expr_type.
	(fold_gimple_assign): Likewise.
	* tree-inline.c (remap_gimple_op_r): Do not set TREE_BLOCK on
	non-statements.  Recurse to copy_tree_body_r with NULL block.
	(copy_phis_for_bb): Likewise.
	* tree-cfg.c (move_stmt_op): Do not set TREE_BLOCK on
	non-statements.

2008-07-22  Diego Novillo  <dnovillo@google.com>
	    Richard Guenther  <rguenther@suse.de>

	* tree-ssa-dom.c (hashable_expr_equal_p): Do nothing if
	either TYPE0 or TYPE1 is NULL.

2008-07-21  Diego Novillo  <dnovillo@google.com>

	* tree-ssa-alias-warnings.c (struct gimple_tree_map): New.
	Change every use of struct tree_map to struct gimple_tree_map.
	(gimple_tree_map_eq): New.
	(gimple_tree_map_hash): New.
	* tree-ssa-ccp.c (evaluate_stmt): Remove stale FIXME note.
	* gimplify.c (gimplify_expr): Remove stale FIXME note.
	* tree-ssa-pre.c: Remove stale references to GIMPLE_MODIFY_STMT.
	* tree-vect-generic.c (expand_vector_operations_1): Change
	FIXME tuples to NOTE.

2008-07-21  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-phiprop.c (propagate_with_phi): Only look through
	SSA_NAME copies.

2008-07-21  Richard Guenther  <rguenther@suse.de>

	* gimplify.c (gimplify_init_constructor): Clear TREE_SIDE_EFFECTS
	on the remaining empty constructor.

2008-07-21  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-ccp.c (fold_gimple_assign): Handle pointer conversions
	like fold_stmt_r did.
	* gimple-pretty-print.c (dump_gimple_cond): Place semicolons
	where trunk did.
	* tree-inline.c (copy_bb): Do not insert GIMPLE_NOPs.

2008-07-21  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/36826
	* tree-ssa-pre.c (eliminate): Do not eliminate in unused
	statements.

2008-07-20  Richard Guenther  <rguenther@suse.de>

	* gimple.h (gimple_expr_type): The expression type is always
	the base type of an integral sub-type result type.
	* tree-eh.c (replace_goto_queue_cond_clause): Copy the sequence
	before handing it off to gsi_insert_seq_after.
	* tree-sra.c (insert_edge_copies_seq): Make sure to not keep an
	uninserted but marked for update sequence.

2008-07-20  Richard Guenther  <rguenther@suse.de>

	* gimple.c (DEFTREECODE): Add REALIGN_LOAD_EXPR.

2008-07-19  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-sccvn.h (get_constant_value_id): Declare.
	(vn_constant_eq_with_type): Make sure an integral type is
	never equal to a non-integral type.
	(vn_hash_constant_with_type): Adjust.
	* tree-ssa-sccvn.c (get_constant_value_id): New function.
	* tree-ssa-pre.c (get_expr_value_id): For newly created
	constant value-ids make sure to add the expression to its
	expression-set.

2008-07-18  Jakub Jelinek  <jakub@redhat.com>

	* gimple.c (gimple_regimplify_operands): Moved to...
	* gimplify.c (gimple_regimplify_operands): ... here.  Rework using
	lower_omp_1 regimplification code, if regimplified LHS of
	GIMPLE_ASSIGN or GIMPLE_CALL requires simpler RHS, create a temporary.
	* omp-low.c (gimple_regimplify_operands): Use
	gimple_regimplify_operands.

2008-07-18  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-reassoc.c (get_rank): For single rhs process its
	operands.

2008-07-18  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-loop-niter.c (expand_simple_operations): Expand
	as much as trunk does.
	* tree-ssa-sccvn.c (simplify_binary_expression): For comparisons
	always expand the first operand.

2008-07-18  Jakub Jelinek  <jakub@redhat.com>

	* gimple-pretty-print.c (dump_gimple_cond): Print a semicolon if
	goto or else goto has been printed.
	(dump_gimple_goto): Print as goto instead of gimple_goto, print
	a semicolon at the end.
	(dump_gimple_asm): Print a semicolon at the end.

	* gimplify.c (gimplify_cond_expr): If COND_EXPR has both non-trivial
	THEN and ELSE statements and the THEN sequence can't fallthru, avoid
	adding label_cont and jump to it.

2008-07-18  Aldy Hernandez  <aldyh@redhat.com>

	* Makefile.in.  Remove TREE_GIMPLE_H definition.
	Rename all TREE_GIMPLE_H uses to GIMPLE_H.
	Depend on tree-iterator.h when necessary.
	* tree-into-ssa.c: Include gimple.h instead of tree-gimple.h.
	* tree-complex.c: Same.
	* cgraphbuild.c: Same.
	* cgraph.c: Same.
	* builtins.c: Same.
	* tree-ssa-sccvn.c: Same.
	* tree-ssa-copyrename.c: Same.
	* tree-nomudflap.c: Same.
	* tree-call-cdce.c: Same.
	* ipa-pure-const.c: Same.
	* ipa-utils.c: Same.
	* tree-ssa-alias.c: Same.
	* tree-ssa-sink.c: Same.
	* langhooks.c: Same.
	* function.c: Same.
	* ipa-type-escape.c: Same.
	* tree-affine.c: Same.
	* c-typeck.c: Same.
	* tree-dfa.c: Same.
	* tree-ssa-pre.c: Same.
	* tree-sra.c: Same.
	* c-omp.c: Same.
	* tree-ssa-dce.c: Same.
	* tree-nested.c: Same.
	* tree-ssa.c: Same.
	* tree-inline.c: Same.
	* tree-iterator.c: Same.
	* c-gimplify.c: Same.
	* tree-vect-generic.c: Same.
	* tree-flow.h: Same.
	* tree-ssa-structalias.c: Same.
	* ipa-struct-reorg.c: Same.
	* tree-ssa-reassoc.c: Same.
	* config/alpha/alpha.c: Same.
	* config/s390/s390.c: Same.
	* config/m32c/m32c.c: Same.
	* config/spu/spu.c: Same.
	* config/sparc/sparc.c: Same.
	* config/i386/i386.c: Same.
	* config/sh/sh.c: Same.
	* config/xtensa/xtensa.c: Same.
	* config/stormy16/stormy16.c: Same.
	* config/ia64/ia64.c: Same.
	* config/rs6000/rs6000: Same.
	* config/mips/mips.c: Same.
	* varpool.c: Same.
	* cgraphunit.c: Same.  Include tree-iterator.h
	* tree-mudflap.c: Same.
	* gimplify.c: Same.
	* c-decl.c: Same.
	* omp-low.c: Same.
	* c-semantics: Same.
	* gimple-low.c: Same.
	* tree-gimple.c: Merge contents into...
	* gimple.c: ...here.
	* tree-gimple.h: Merge contents into...
	* gimple.h: ...here.

2008-07-17  Jakub Jelinek  <jakub@redhat.com>

	* omp-low.c (expand_omp_atomic_pipeline): Call
	force_gimple_operand_gsi on RHS for IADDR initialization.

	* gimplify.c (gimplify_cond_expr): Push statements in between
	gimple_push_condition and gimple_pop_condition into a new
	gimple_seq, append it after gimple_pop_condition cleanups.

2008-07-17  Richard Guenther  <rguenther@suse.de>

	* tree-complex.c (init_dont_simulate_again): Handle
	{REAL,IMAG}PART_EXPR correctly.
	* gimple-pretty-print.c (dump_unary_rhs): Dump VIEW_CONVERT_EXPR
	and ASSERT_EXPR the same way as on trunk.
	* tree-ssa-dom.c (initialize_hash_element): Do not record
	the type for single rhs assigns.
	(hashable_expr_equal_p): Deal with NULL types.
	(eliminate_redundant_computations): Use print_gimple_expr.
	* tree-vrp.c (stmt_interesting_for_vrp): Fix builtin call check.
	(vrp_visit_stmt): Likewise.
	* tree-ssa-forwprop.c (simplify_gimple_switch): Fix typo.

2008-07-16  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/36792
	* tree-ssa-pre.c (get_or_alloc_expr_for): Handle unary
	expressions inserted by SCCVN.
	(do_SCCVN_insertion): Adjust comment.
	(execute_pre): Allow insertion for FRE again.

	* tree-ssa-sccvn.c (simplify_unary_expression): Deal with
	the GIMPLE_SINGLE_RHS statemens we get.
	(init_scc_vn): Init VN_INFO->expr to NULL.

2008-07-16  Richard Guenther  <rguenther@suse.de>

	Revert
	2008-07-16  Richard Guenther  <rguenther@suse.de>
	* tree-ssa-pre.c (get_constant_for_value_id): Only hand out
	constants of the correct type.
	(fully_constant_expression): Pass the required type to
	get_constant_for_value_id.

	* tree-ssa-sccvn.h (vn_hash_constant_with_type): New function.
	(vn_constant_eq_with_type): Likewise.
	* tree-ssa-sccvn.c (vn_constant_eq): Use vn_constant_eq_with_type.
	(get_or_alloc_constant_value_id): Use vn_hash_constant_with_type.
	* tree-ssa-pre.c (pre_expr_eq): Use vn_constant_eq_with_type.
	(pre_expr_hash): Use vn_hash_constant_with_type.
	(get_representative_for): Use constants as their representative.
	(fully_constant_expression): Use constant parts in expressions
	directly.

2008-07-15  Aldy Hernandez  <aldyh@redhat.com>

	* tree-ssa-propagate.c (valid_gimple_expression_p): Remove.
	* tree-ssa-propagate.h (valid_gimple_expression_p): Remove.
	* tree-eh.c: Factor out common code in operation_could_trap_p and 
	stmt_could_throw_1_p into...
	(operation_could_trap_helper_p): New.
	* gimplify.c (gimplify_expr): Rephrase fixme.
	* tree-mudflap.c: Remove fixme.

2008-07-17  Jakub Jelinek  <jakub@redhat.com>

	* tree-eh.c (collect_finally_tree): Call collect_finally_tree_1
	with region as second argument for GIMPLE_TRY_FINALLY's cleanup.

	* gimplify.c (gimplify_expr): Call gimple_try_set_catch_is_cleanup
	for TRY_CATCH_EXPR.

2008-07-16  Jakub Jelinek  <jakub@redhat.com>

	* tree-gimple.c (is_gimple_reg_rhs): Don't check for CALL_EXPRs
	with side-effects.
	* gimple.c (extract_ops_from_tree): Remove assert.
	* gimplify.c (is_gimple_reg_or_call_rhs): New function.
	(rhs_predicate_for): Return it instead of is_gimple_reg_rhs.
	(gimplify_expr): Handle is_gimple_reg_or_call_rhs.

	* tree-ssa-threadedge.c (record_temporary_equivalences_for_stmts,
	simplify_control_stmt_condition): Pass stmt instead of NULL as second
	argument to simplify callback.

	* tree-vect-patterns.c (vect_recog_pow_pattern): Don't call
	gimple_call_set_lhs with lhs of last_stmt.
	* tree-vect-transform.c (vectorizable_call): Build a new dummy
	assignment, replace the call with it and move over stmt_info.

	* tree-ssa-loop-niter.c (infer_loop_bounds_from_array): Use
	is_gimple_assign instead of gimple_code () == GIMPLE_ASSIGN and
	is_gimple_call instead of gimple_code () == GIMPLE_CALL.
	* tree-ssa-propagate.c (update_call_from_tree, substitute_and_fold):
	Likewise.
	* tree-ssa-sccvn.c (visit_use): Likewise.
	* tree-eh.c (stmt_could_throw_p): Likewise.
	* tree-optimize.c (execute_fixup_cfg): Likewise.
	* omp-low.c (check_omp_nesting_restrictions, scan_omp_1_stmt,
	optimize_omp_library_calls): Likewise.
	* tree-ssa-loop-im.c (movement_possibility, stmt_cost,
	determine_invariantness_stmt): Likewise.
	* tree-ssa-phiprop.c (phivn_valid_p, phiprop_insert_phi,
	propagate_with_phi): Likewise.
	* tree-ssa-ccp.c (get_default_value, surely_varying_stmt_p,
	ccp_fold_builtin, gimplify_and_update_call_from_tree): Likewise.
	* ipa-struct-reorg.c (is_result_of_mult, create_general_new_stmt):
	Likewise.
	* tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
	* tree-object-size.c (alloc_object_size, call_object_size,
	check_for_plus_in_loops): Likewise.
	* tree-ssa.c (verify_ssa): Likewise.
	* predict.c (expr_expected_value_1, tree_bb_level_predictions,
	tree_estimate_probability): Likewise.
	* tree-cfg.c (verify_stmt): Likewise.
	* tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
	copy_loop_headers): Likewise.
	* tree-ssa-ter.c (is_replaceable_p): Likewise.
	* ipa-prop.c (ipa_count_arguments, ipa_compute_jump_functions):
	Likewise.
	* tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p,
	record_equivalences_from_stmt, optimize_stmt,
	get_lhs_or_phi_result): Likewise.
	* tree-ssa-sink.c (is_hidden_global_store): Likewise.
	* tree-nrv.c (tree_nrv, execute_return_slot_opt): Likewise.
	* value-prof.c (gimple_divmod_fixed_value,
	gimple_mod_pow2, gimple_mod_subtract): Likewise.
	* tree-predcom.c (name_for_ref, find_looparound_phi,
	replace_ref_with, remove_name_from_operation): Likewise.
	* tree-ssa-math-opts.c (is_division_by, execute_cse_reciprocals,
	execute_cse_sincos, execute_convert_to_rsqrt): Likewise.
	* tree-complex.c (expand_complex_move, expand_complex_operations_1):
	Likewise.
	* tree-outof-ssa.c (identical_copies_p): Likewise.
	* tree-ssa-pre.c (is_exception_related): Likewise.
	* tree-sra.c (scalarize_use, scalarize_copy): Likewise.
	* tree-ssa-alias.c (count_uses_and_derefs, update_alias_info_1,
	is_escape_site): Likewise.
	* lambda-code.c (can_put_in_inner_loop,
	cannot_convert_bb_to_perfect_nest): Likewise.
	* tree-tailcall.c (find_tail_calls, eliminate_tail_call): Likewise.
	* ipa-type-escape.c (look_for_casts_stmt, is_cast_from_non_pointer):
	Likewise.
	* tree-vect-transform.c (vectorizable_reduction): Likewise.
	* tree-ssa-threadedge.c (record_temporary_equivalences_from_stmts):
	Likewise.
	* tree-ssa-phiopt.c (nt_init_block): Likewise.
	* tree-ssa-structalias.c (find_func_aliases): Likewise. 
	* tree-ssa-forwprop.c (can_propagate_from,
	forward_propagate_comparison, simplify_not_neg_expr,
	simplify_gimple_switch, tree_ssa_forward_propagate_single_use_vars):
	Likewise.
	* tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
	* tree-ssa-dse.c (get_kill_of_stmt_lhs, dse_possible_dead_store_p,
	dse_optimize_stmt, execute_simple_dse): Likewise.
	* tree-ssa-loop-ivopts.c (find_interesting_uses_op,
	find_interesting_uses_stmt, rewrite_use_nonlinear_expr): Likewise.
	* tree-vrp.c (stmt_overflow_infinity, vrp_stmt_computes_nonzero,
	register_edge_assert_for_2, register_edge_assert_for,
	find_assert_locations, check_all_array_refs,
	remove_range_assertions, stmt_interesting_for_vrp, vrp_visit_stmt,
	simplify_stmt_using_ranges): Likewise.
	* tree-ssa-loop-prefetch.c (gather_memory_references): Likewise.
	* tree-ssa-copy.c (may_propagate_copy_into_stmt,
	propagate_tree_value_into_stmt): Likewise.
	* tree-inline.c (copy_bb, expand_call_inline,
	gimple_expand_calls_inline, fold_marked_statements): Likewise.

	* tree-ssa-copyrename.c (rename_ssa_copies): Use
	gimple_assign_ssa_name_copy_p.

	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Check
	gimple_assign_rhs_code, type of rhs is TREE_TYPE (lhs), update
	rhs_code.

2008-07-16  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-pre.c (get_constant_for_value_id): Only hand out
	constants of the correct type.
	(fully_constant_expression): Pass the required type to
	get_constant_for_value_id.

2008-07-15  Aldy Hernandez  <aldyh@redhat.com>

	Merge with mainline @137837.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-07-15  Jakub Jelinek  <jakub@redhat.com>

	* common.opt (-fgimple-conversion=): Remove.

	* tree-affine.c (aff_combination_expand): Tuplify.
	* cfgexpand.c (gimple_assign_rhs_to_tree): Remove prototype.
	* tree-outof-ssa.c (gimple_assign_rhs_to_tree): Likewise.
	* tree-gimple.h (gimple_assign_rhs_to_tree): New prototype.

2008-07-15  Aldy Hernandez  <aldyh@redhat.com>

	* tree.h: Remove gimple_unreachable_1 prototype.

2008-07-15  Aldy Hernandez  <aldyh@redhat.com>

	* Makefile.in (gimple-dummy.o): Remove.
	* gimple-dummy.c: Delete.
	* tree-ssa-propagate.c (valid_gimple_expression_p): Change
	gimple_unreachable to gcc_unreachable.
	* tree-affine.c (aff_combination_expand): Same.
	* tree-vect-transform.c (vectorizable_call): Same.

2008-07-15  Richard Guenther  <rguenther@suse.de>

	* gimplify.c (gimplify_expr): Gimplify an unused volatile load
	properly.

2008-07-15  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-pre.c: Tuplify.  Enable FRE and PRE.
	(execute_pre): Disable SCCVN insertion even for FRE.
	* tree-ssa-sccvn.h (copy_reference_ops_from_call): Declare.
	* tree-ssa-sccvn.c (copy_reference_ops_from_call): Export.
	(vn_get_expr_for): Handle more expression kinds.
	(visit_reference_op_load): Properly set a value id for
	inserted names.
	(simplify_binary_expression): Use valid_gimple_rhs_p instead of
	valid_gimple_expression_p.
	(simplify_unary_expression): Likewise.
	(process_scc): Clear the cached/simplified expressions at the
	start of the iteration.
	(free_scc_vn): Do not clear SSA_NAME_VALUE.
	(run_scc_vn): Remove broken special case in printing VNs.
	* tree-ssa-propagate.c (valid_gimple_rhs_p): Allow
	gimple-min-invariants and SSA names.

2008-07-14  Andreas Krebbel  <krebbel1@de.ibm.com>

	* config/s390/s390.c: (s390_gimplify_va_arg) Unshare the args* tree.

2008-07-14  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-math-opts.c (execute_cse_reciprocals): Process
	SSA_NAME defs of calls.
	* gimple-pretty-print.c (dump_unary_rhs): Do not prefix
	CONSTRUCTOR with [constructor].

2008-07-14  Aldy Hernandez  <aldyh@redhat.com>

	* config/alpha/alpha.c (va_list_skip_additions): Change
	GIMPLE_STMT_OPERAND to TREE_OPERAND.

2008-07-14  Jakub Jelinek  <jakub@redhat.com>

	* tree-vect-transform.c (vect_create_data_ref_ptr): Update comment.
	* config/s390/s390.c (s390_va_start): Build MODIFY_EXPR instead of
	GIMPLE_MODIFY_STMT.
	(s390_gimplify_va_arg): Use gimplify_assign.
	* config/sh/sh.c (sh_va_start): Build MODIFY_EXPR instead of
	GIMPLE_MODIFY_STMT.
	(sh_gimplify_va_arg_expr): Use gimplify_assign.
	* config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
	* config/spu/spu.c (spu_va_start): Build MODIFY_EXPR instead of
	GIMPLE_MODIFY_STMT.
	(spu_gimplify_va_arg_expr): Use gimplify_assign.
	* config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
	Build MODIFY_EXPR instead of GIMPLE_MODIFY_STMT.
	(xstormy16_gimplify_va_arg_expr): Likewise.  Use gimplify_assign.
	* config/xtensa/xtensa.c (xtensa_va_start): Build MODIFY_EXPR
	instead of GIMPLE_MODIFY_STMT.
	(xtensa_gimplify_va_arg_expr): Use gimplify_assign.

2008-07-14  Aldy Hernandez  <aldyh@redhat.com>

	* config/alpha/alpha.c (va_list_skip_additions): Rename
	GIMPLE_MODIFY_STMT to MODIFY_EXPR.
	(alpha_va_start): Same.
	(alpha_gimplify_va_arg_1): Use gimplify_assign.
	(alpha_gimplify_va_arg): Same.
	* config/frv/frv.c (frv_expand_builtin_va_start): Rename
	GIMPLE_MODIFY_STMT to MODIFY_EXPR.
	* config/ia64/ia64.c (ia64_gimplify_va_arg): Use gimplify_assign.
	* config/alpha/mips.c (mips_va_start): Rename GIMPLE_MODIFY_STMT to
	MODIFY_EXPR or use gimplify_assign when appropriate.
	(mips_gimplify_va_arg_expr): Same.

2008-07-14  Aldy Hernandez  <aldyh@redhat.com>

	* config/rs6000/rs6000.c (rs6000_va_start): Change
	GIMPLE_MODIFY_STMT to MODIFY_EXPR.
	(rs6000_gimplify_va_arg): Use gimplify_assign.
	Build GIMPLE_GOTO directly.

2008-07-14  Aldy Hernandez  <aldyh@redhat.com>

	* tree-dump.c (dequeue_and_dump): Remove GIMPLE_MODIFY_STMT case.
	* tree-ssa-loop-niter.c (simplify_replace_tree): Remove GIMPLE_STMT_P
	call.
	* tree-pretty-print.c (dump_generic_node): Remove any references to
	GIMPLE_MODIFY_STMT, GIMPLE_STMT_P, GIMPLE_TUPLE_P.
	(op_prio): Same.
	(op_symbol_code): Same.
	* java/java-gimplify.c (java_gimplify_expr): Same.
	(java_gimplify_modify_expr): Same.
	* java/java-tree.h: Rename GENERIC_NEXT to TREE_CHAIN.
	* tree-tailcall.c (find_tail_calls): Update comment.
	* tree.c (tree_code_class_string): Remove "gimple_stmt".
	(tree_node_kind): Remove "gimple statments".
	(tree_code_size): Remove tcc_gimple_stmt.
	(make_node_stat): Same.
	(copy_node_stat): Remove any references to
	GIMPLE_MODIFY_STMT, GIMPLE_STMT_P, GIMPLE_TUPLE_P, tcc_gimple_stmt,
	TS_GIMPLE_STATEMENT, GENERIC_TREE_OPERAND, GENERIC_TREE_TYPE,
	GIMPLE_TUPLE_HAS_LOCUS_P, GIMPLE_STMT_LOCUS, GIMPLE_STMT_BLOCK,
	IS_GIMPLE_STMT_CODE_CLASS, GIMPLE_STMT_BLOCK.
	(expr_align): Same.
	(tree_node_structure): Same.
	(build2_stat): Same.
	(set_expr_locus): Same.
	(walk_tree_1): Same.
	(tree_block): Same.
	(build_gimple_modify_stmt_stat): Remove.
	(expr_location): Remove.
	(set_expr_location): Remove.
	(expr_hash_location): Remove.
	(expr_locus): Remove.
	(expr_filename): Remove.
	(expr_lineno): Remove.
	(generic_tree_operand): Remove.
	(generic_tree_type): Remove.
	* tree.h (tree_code_class): Remove tcc_gimple_stmt.
	(IS_GIMPLE_STMT_CODE_CLASS): Remove.
	(struct gimple_stmt): Remove.
	(GIMPLE_STMT_CHECK): Remove.
	(TREE_OPERAND_CHECK): Remove GIMPLE_TUPLE_P.
	(TREE_CHAIN): Same.
	(GIMPLE_STMT_OPERAND_CHECK): Remove.
	(GIMPLE_STMT_OPERAND_CHECK): Remove.
	(GIMPLE_STMT_P): Remove.
	(GIMPLE_TUPLE_P): Remove.
	(GIMPLE_TUPLE_HAS_LOCUS_P): Remove.
	(GENERIC_TREE_OPERAND): Remove.
	(GENERIC_TREE_TYPE): Remove.
	(GENERIC_NEXT): Remove.
	(IS_CONVERT_EXPR_CODE_P): Rename GENERIC_TREE_TYPE to TREE_TYPE.
	(MOVE_NONTEMPORAL): Remove GIMPLE_MODIFY_STMT_CHECK.
	Remove GIMPLE_STMT_OPERAND, GIMPLE_STMT_LOCUS, GIMPLE_STMT_BLOCK.
	(EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_HAS_LOCATION, EXPR_LOCUS,
	EXPR_FILENAME, EXPR_LINENO): Do ont call functions.
	(CAN_HAVE_LOCATION_P): Remove GIMPLE_STMT_P.
	(union tree_node): Remove gstmt.
	(build_gimple_modify_stmt*): Remove.
	(expr_location, set_expr_location, expr_has_location,
	expr_locus, expr_filename, expr_lineno, generic_tree_operand,
	generic_tree_type): Remove.
	* tree-scalar-evolution.c (follow_ssa_edge): Update comment.
	(interpret_condition_phi): Same.
	* gimple.h (gimplify_assign): New.
	* builtins.c, fold-const.c, omp-low.c, tree-ssa-dse.c, tree-gimple.c,
	tree-ssa-math-opts.c, tree-nrv.c, gimple-low.c, dwarf2out.c,
	expr.c, tree-parloops.c, matrix-reorg.c, c-decl.c, tree-eh.c,
	c-pretty-print.c, langhooks.c, function.c, tree-affine.c,
	gimplify.c, tree.def, cfgexpand.c, tree-predcom.c, print-tree.c,
	tree-ssa-ter.c, tree-ssa.c, tree-inline.c, gimple.c, gimple.h,
	tree-cfg.c, config/i386/i386.c, stmt.c, tree-ssa-operands.c)
	Remove any references to
	GIMPLE_MODIFY_STMT, GIMPLE_STMT_P, GIMPLE_TUPLE_P, tcc_gimple_stmt,
	TS_GIMPLE_STATEMENT, GENERIC_TREE_OPERAND, GENERIC_TREE_TYPE,
	GIMPLE_TUPLE_HAS_LOCUS_P, GIMPLE_STMT_LOCUS, GIMPLE_STMT_BLOCK,
	IS_GIMPLE_STMT_CODE_CLASS, GIMPLE_STMT_BLOCK.
	Call gimplify_assign or generate a GIMPLE_ASSIGN directly when
	appropriate.

2008-07-14  Jakub Jelinek  <jakub@redhat.com>

	* cfgexpand.c (gimple_cond_pred_to_tree): New function.
	(gimple_to_tree) <case GIMPLE_COND>: Use it.
	(release_stmt_tree): New function.
	(expand_gimple_cond): Call just gimple_cond_pred_to_tree
	instead of gimple_to_tree, ggc_free pred before returning.
	(expand_gimple_tailcall): Call release_stmt_tree.
	(expand_gimple_basic_block): Call release_stmt_tree instead
	of ggc_free.

	* gimplify.c (internal_get_tmp_var, gimplify_decl_expr,
	gimplify_init_ctor_eval, gimplify_target_expr): Call ggc_free
	on the INIT_EXPR.

2008-07-14  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-ccp.c (ccp_fold): Move ADDR_EXPR handing to
	GIMPLE_SINGLE_RHS case.
	* tree-ssa-ifcombine.c (ifcombine_iforif): Fix typo.

2008-07-14  Jakub Jelinek  <jakub@redhat.com>

	* system.h (CONST_CAST2): Avoid using a union for all GCCs <= 4.0.x.

2008-07-12  Diego Novillo  <dnovillo@google.com>

	* tree-loop-distribution.c: Tuplify.
	* tree-ssa-propagate.c (substitute_and_fold): Remove
	stale FIXME tuples note.

2008-07-11  Jakub Jelinek  <jakub@redhat.com>

	* tree-dump.c (dump_options): Don't set TDF_RHS_ONLY for -all.

	* omp-low.c (lower_omp_1): Only use rhs_predicate_for if
	GIMPLE_SINGLE_RHS.

	* tree-vect-analyze.c (vect_determine_vectorization_factor): Handle
	GIMPLE_CALL with non-NULL lhs.
	(vect_build_slp_tree): Likewise.  Fix reversed check for references.
	* tree-vectorizer.c (stmt_vec_info_htab, stmt_vec_info_eq,
	stmt_vec_info_hash, init_stmt_vec_info_htab,
	free_stmt_vec_info_htab): Remove.
	(stmt_vec_info_vec): New variable.
	(init_stmt_vec_info_vec, free_stmt_vec_info_vec): New functions.
	(new_loop_vec_info): Clear stmt uid before calling
	set_vinfo_for_stmt.
	(vect_is_simple_use): Handle GIMPLE_CALL with non-NULL lhs.
	(vectorize_loops): Call {init,free}_stmt_vec_info_vec instead of
	{init,free}_stmt_vec_info_htab.
	* tree-parloops.c (parallelize_loops): Likewise.
	* tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
	* tree-vectorizer.h (stmt_vec_info_htab): Removed.
	(init_stmt_vec_info_htab, free_stmt_vec_info_htab): Remove
	prototypes.
	(stmt_vec_info_vec): New extern decl.
	(init_stmt_vec_info_vec, free_stmt_vec_info_vec): New prototypes.
	(vinfo_for_stmt, set_vinfo_for_stmt): Rewritten using stmt uid
	and vector instead of a hash table.
	* tree-vect-patterns.c (vect_recog_pow_pattern): Request
	a GIMPLE_CALL with non-NULL lhs instead of GIMPLE_ASSIGN.
	(vect_pattern_recog_1): Use is_gimple_call instead of comparing
	gimple_code with GIMPLE_CALL.
	* gimple.c (gimple_rhs_class_table): Use GIMPLE_SINGLE_RHS for
	DOT_PROD_EXPR and VEC_COND_EXPR.
	* tree-vect-transform.c (vect_get_slp_vect_defs): Use gimple_get_lhs
	instead of gimple_assign_lhs.
	(get_initial_def_for_induction): Use build_int_cst even for
	pointers.  Use POINTER_PLUS_EXPR for POINTER_TYPE_P (scalar_type).
	(vect_get_vec_def_for_operand): Use is_gimple_call instead of
	comparing gimple_code with GIMPLE_CALL.
	(vectorizable_call): Likewise.  Use gimple_call_lhs instead of
	gimple_assign_lhs.  Build a vector of arguments, use
	gimple_build_call_vec.
	(vect_get_vec_def_for_stmt_copy): Use gimple_get_lhs.
	(vectorizable_live_operation): Handle GIMPLE_SINGLE_RHS operands.

2008-07-11  Doug Kwan  <dougkwan@google.com>

	* gimple-dummy.c (vectorizable_induction, vectorizable_type_promotion,
	vectorizable_type_demotion, vectorizable_conversion,
	vectorizable_operation, vectorizable_assignment,
	vectorizable_load, vectorizable_call, vectorizable_store,
	vectorizable_condition, vectorizable_reduction,
	vectorizable_live_operation, vectorizable_function,
	vect_estimate_min_profitable_iters, vect_model_simple_cost,
	vect_model_store_cost, vect_model_load_cost, vect_transform_loop):
	Remove DUMMY_FNs.
	* tree-ssa-loop.c (gate_tree_vectorize): Reenable vectorizer.
	* tree-vectorizer.c (vect_is_simple_use): Fix handling of
	GIMPLE_NOP.
	* tree-vectorizer.h (vectorizable_load, vectorizable_store,
	vectorizable_operation, vectorizable_type_promotion,
	vectorizable_type_demotion, vectorizable_conversion,
	vectorizable_assignment, vectorizable_call, vectorizable_condition,
	vectorizable_live_operation, vectorizable_reduction,
	vectorizable_induction): Adjust prototypes.
	* tree-vect-transform.c (vectorizable_load, vectorizable_store,
	vectorizable_operation, vectorizable_type_promotion,
	vectorizable_type_demotion, vectorizable_conversion,
	vectorizable_assignment, vectorizable_call, vectorizable_condition,
	vectorizable_live_operation, vectorizable_reduction,
	vectorizable_induction, vect_transform_stmt,
	vect_create_data_ref_ptr, vect_create_addr_base_for_vector_ref,
	vect_get_vec_def_for_operand, vect_init_vector,
	vect_finish_stmt_generation, vect_create_epilog_for_reduction,
	get_initial_def_for_reduction, cost_for_stmt,
	vect_estimate_min_profitable_iters, vect_model_reduction_cost,
	vect_cost_strided_group_size, vect_model_load_cost, bump_vector_ptr,
	vect_get_constant_vectors, vect_get_slp_vect_defs,
	vect_get_slp_defs, get_initial_def_for_induction,
	vect_get_vec_def_for_stmt_copy, vect_get_vec_defs,
	vectorizable_function, vect_gen_widened_results_half,
	vect_permute_store_chain, vect_setup_realignment,
	vect_permute_load_chain, vect_transform_strided_load,
	vect_is_simple_cond, vect_build_loop_niters,
	vect_generate_tmps_on_preheader, vect_update_ivs_after_vectorizer,
	vect_do_peeling_for_loop_bound, vect_gen_niters_for_prolog_loop,
	vect_do_peeling_for_alignment, vect_create_cond_for_align_checks,
	vect_create_cond_for_alias_checks, vect_loop_versioning,
	vect_remove_stores, vect_schedule_slp_instance,
	vect_transform_loop): Tuplify.

2008-07-10  Richard Guenther  <rguenther@suse.de>

	* gimple.h (gimple_assign_ssa_name_copy_p): Declare.
	(gimple_has_lhs): New function.
	* gimple.c (gimple_assign_ssa_name_copy_p): New function.
	* tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove
	redundant gimple_set_location call.
	* gimple-iterator.c (gsi_remove): Do not free stmt operands.
	* tree-ssa-structalias.c (find_func_aliases): Correctly let
	all things with pointers escape.
	* tree-pass.h (TDF_RHS_ONLY): New flag.
	* diagnostic.h (print_gimple_expr): Declare.
	* gimple-pretty-print.c (print_gimple_expr): New function.
	(dump_gimple_assign): Dump the RHS as expression if TDF_RHS_ONLY.
	(dump_gimple_call): Likewise.
	(dump_gimple_cond): Likewise.
	* tree-ssa-propagate.c (fold_predicate_in): Use print_gimple_expr.
	* tree-ssa-sccvn.c (visit_use): Use gimple_has_lhs.
	Use print_gimple_expr.  Handle tcc_expression correctly.

2008-07-09  Jakub Jelinek  <jakub@redhat.com>

	* gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
	(push_gimplify_context): Don't allocate bind_expr_stack,
	temp_htab nor c itself here.  Add c argument.
	(pop_gimplify_context): Allow bind_expr_stack being NULL.  Check
	c->temp_htab instead of optimize whether htab_delete should be called.
	Don't free c.
	(gimple_push_bind_expr): Create bind_expr_stack lazily.
	(lookup_tmp_var): Create temp_htab lazily.
	(gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
	gimplify_body, force_gimple_operand): Adjust push_gimplify_context
	callers.
	* omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
	lower_omp_ordered, lower_omp_critical, lower_omp_for,
	create_task_copyfn, lower_omp_taskreg, execute_lower_omp): 
	* tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Likewise.
	* tree-sra.c (generate_element_init): Likewise.
	* tree-mudflap.c (execute_mudflap_function_ops,
	execute_mudflap_function_decls): Likewise.
	* tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
	* tree-gimple.h (struct gimplify_ctx): New type.
	(push_gimplify_context): Adjust prototype.

	* gimple.h (gimple_rhs_class_table): New extern decl.
	(get_gimple_rhs_class): Change into inline.
	* gimple.c (get_gimple_rhs_class): Removed.
	(gimple_rhs_class_table): New variable.

2008-07-09  Doug Kwan  <dougkwan@google.com>
	    Diego Novillo  <dnovillo@google.com>

	* tree-ssa-ccp.c (fold_stmt_r): Remove gcc_unreachable
	call from COND_EXPR handler.
	* tree-if-conv.c: Tuplify.
	* gimple.c (gimple_could_trap_p_1): Factor out of ...
	(gimple_could_trap_p): ... here.
	Call it.
	(gimple_assign_rhs_could_trap_p): New.
	* gimple.h (gimple_assign_rhs_could_trap_p): Declare.
	* tree-ssa-operands.c (get_expr_operands): Handle
	COND_EXPR.

2008-07-08  Jakub Jelinek  <jakub@redhat.com>

	Merge with mainline @137633.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-07-08  Jakub Jelinek  <jakub@redhat.com>

	* tree-cfg.c (remove_useless_stmts_cond): Avoid calling
	fold_binary.

2008-07-07  Jakub Jelinek  <jakub@redhat.com>

	* gimple-pretty-print.c (dump_gimple_return): Don't print space
	after return if return has no argument.
	(dump_gimple_seq): Don't print newline after last statement in
	the sequence.
	(dump_gimple_fmt, dump_gimple_try, dump_gimple_omp_for,
	dump_gimple_omp_single, dump_gimple_omp_sections,
	dump_gimple_omp_block, dump_gimple_omp_critical,
	dump_gimple_omp_parallel, dump_gimple_omp_task): Use
	newline_and_indent after dump_gimple_seq instead of INDENT.
	(dump_gimple_bind): Likewise.  If there are no bind vars, don't
	print two newlines before the sequence, just one.
	* tree-cfg.c (dump_function_to_file): Fix dumping lowered gimple
	before CFG is built.

2008-07-07  Diego Novillo  <dnovillo@google.com>

	* tree-vrp.c (ssa_name_nonnegative_p): Tuplify.
	(ssa_name_nonzero_p): Tuplify.
	(extract_range_from_comparison): Tidy.
	(vrp_evaluate_conditional_warnv_with_ops): Tidy.
	(vrp_evaluate_conditional): Change STMT argument to gimple.
	Update all users.
	(simplify_stmt_for_jump_threading): Change WITHIN_STMT argument
	to gimple.
	Update all users.
	(identify_jump_threads): Tidy.
	* tree-tailcall.c (find_tail_calls): Remove stale FIXME note.
	* tree.c (tree_node_structure): Likewise.
	* tree.h (struct tree_base): Likewise.
	(struct gimple_stmt): Likewise.
	* builtins.c (expand_builtin_memcpy): Likewise.
	(expand_builtin_memset_args): Likewise.
	* tree-chrec.h (build_polynomial_chrec): Do not initialize VAL.
	* tree-ssa-ccp.c (fold_stmt_r): Do not handle COND_EXPR.
	(fold_stmt): Remove #if 0 code.
	* tree-ssa-dom.c (EXTRA_DETAILS): Remove.
	Update all users.
	(hashable_expr_equal_p): Remove stale FIXME note.
	(simplify_stmt_for_jump_threading): Convert WITHIN_STMT
	argument to gimple.  Update all users.
	* tree-ssa-propagate.c: Include gimple.h
	(get_rhs): Remove.
	(set_rhs): Remove.
	(fold_predicate_in): Tuplify.
	* Makefile.in (tree-ssa-propagate.o): Add dependency on
	GIMPLE_H.
	* tree-ssa-propagate.h (get_rhs, set_rhs): Remove.
	* tree-parloops.c (create_parallel_loop): Remove FIXME
	tuples note.
	* tree-eh.c (lookup_stmt_eh_region): Remove FIXME tuples
	editorial note.
	* cfgexpand.c (gimple_to_tree): Likewise.
	* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Tidy.
	Do not handle GIMPLE_BIND.
	* tree-inline.c (remap_gimple_op_r): Remove stale FIXME notes.
	* tree-optimize.c (execute_fixup_cfg): Likewise.
	* tree-flow.h (struct tree_ann_common_d): Remove stale
	FIXME tuples notes.
	(tree_vrp_evaluate_conditional): Change last argument type to
	gimple.  Update all users.
	(thread_across_edge): Likewise.
	* gimple.c (gimple_has_side_effects): If any argument has
	TREE_SIDE_EFFECTS set, assert that S has volatile operands.
	(gimple_rhs_has_side_effects): Likewise.
	* gimple.h (gimple_phi_capacity): Remove stale FIXME tuples note.
	* tree-cfg.c (group_case_labels): Remove FIXME tuples note.
	Assert that the new size is smaller than the old size.
	(remove_useless_stmts_warn_notreached): Remove #if 0 code.
	(remove_useless_stmts_cond): Remove stale FIXME tuples note.
	(remove_useless_stmts_1): Likewise.
	(verify_types_in_gimple_assign): Likewise.
	* passes.c (init_optimization_passes): Re-enable
	pass_ipa_increase_alignment.
	* tree-ssa-threadedge.c
	(record_temporary_equivalences_from_stmts_at_dest):
	Change SIMPLIFY to accept two arguments of type gimple.
	Update all users.
	(simplify_control_stmt_condition): Likewise.
	(thread_accross_edge): Likewise.
	* tree-ssa-operands.c (add_call_clobber_ops): Re-enable
	calls to ipa_reference_get_not_read_globals and
	ipa_reference_get_not_written_global.

2008-07-07  Aldy Hernandez  <aldyh@redhat.com>

	* tree-ssa-dom.c: Remove FIXME tuples.

2008-07-07  Aldy Hernandez  <aldyh@redhat.com>

	* tree-cfg.c (verify_types_in_gimple_assign): Remove
	FIXME tuples.

2008-07-04  Jakub Jelinek  <jakub@redhat.com>

	* cfgexpand.c (gimple_to_tree) <case GIMPLE_CALL>: Copy
	CALL_EXPR_VA_ARG_PACK.

	* gimple.c (gimple_build_bind): Set gimple_bind_block rather
	than gimple_block.
	(gimple_copy) <case GIMPLE_BIND>: Don't unshare gimple_bind_block.

	* gimple.h (GF_ASM_INPUT, GF_ASM_VOLATILE, GF_CALL_CANNOT_INLINE,
	GF_CALL_FROM_TRUNK, GF_CALL_RETURN_SLOT_OPT, GF_CALL_TAILCALL,
	GF_CALL_VA_ARG_PACK, GF_OMP_PARALLEL_COMBINED, GF_OMP_RETURN_NOWAIT,
	GF_OMP_SECTION_LAST, GF_PREDICT_TAKEN): Change from static const ints
	into enum values.
	(struct gimple_statement_base): Move subcode after flags to make it
	16-bit aligned.

	* tree-ssa-structalias.c (find_func_aliases): Handle ADDR_EXPR
	as GIMPLE_SINGLE_RHS instead of GIMPLE_UNARY_RHS.

	* tree-ssa-operands.c (get_expr_operands): Don't handle
	OMP_FOR, OMP_PARALLEL, OMP_TASK, OMP_SECTIONS and PREDICT_EXPR
	here.

	* gimple.def (GIMPLE_PREDICT): New.
	* gimple.h: Update comment above GF_* flags.
	(GF_PREDICT_TAKEN): New.
	(gimple_build_predict): New prototype.
	(gimple_predict_predictor, gimple_predict_outcome,
	gimple_predict_set_predictor, gimple_predict_set_outcome): New
	inlines.
	* gimple.c (gss_for_code): Handle GIMPLE_PREDICT.
	(gimple_size, walk_gimple_op): Likewise.
	(gimple_build_predict): New function.
	* gimple-pretty-print.c (dump_gimple_stmt): Handle GIMPLE_PREDICT.
	* predict.c (tree_bb_level_predictions): Likewise.
	* cfgexpand.c (gimple_to_tree): Likewise.
	* tree-inline.c (estimate_num_insns): Likewise.
	* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
	* gimple-low.c (lower_stmt): Likewise.
	* tree-cfg.c (verify_types_in_gimple_seq_2): Likewise.
	(verify_types_in_gimple_stmt): Likewise.  Don't handle PREDICT_EXPR.
	* gimplify.c (gimplify_expr): Gimplify PREDICT_EXPR into
	GIMPLE_PREDICT.
	* expr.c (expand_expr_real): Don't handle PREDICT_EXPR.

2008-07-04  Aldy Hernandez  <aldyh@redhat.com>

	* tree-ssa-forwprop.c (rhs_to_tree): Remove fixme.
	(forward_propagate_into_cond): Add comment.
	(forward_propagate_into_gimple_cond): Add comment.
	(forward_propagate_addr_expr_1): Enable optimization.

2008-07-04  David Edelsohn  <edelsohn@gnu.org>

	Revert:
	* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Unshare t.

	* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Unshare reg.

2008-07-03  David Edelsohn  <edelsohn@gnu.org>

	* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Unshare t.

2008-07-03  Doug Kwan  <dougkwan@google.com>

	* gimple-dummy.c (vectorizable_function): New dummy.
	(vect_pattern_recog): Remove dummy.
	* tree-vectorizer.h (vect_recog_func_ptr): Adjust types for tuples.
	* tree-vect-patterns.c (File): Re-enable all code.
	(widened_name_p): Tuplify.
	(vect_recog_temp_ssa_var): New.
	(vect_recog_dot_prod_pattern): Tuplify.
	(vect_recog_widen_mult_pattern): Same.
	(vect_recog_pow_pattern): Same.
	(vect_recog_widen_sum_pattern): Same.
 	(vect_pattern_recog_1): Tuplify. Factor out code to create SSA
	temporaries to vect_recog_temp_ssa_var.  Remove code for building
	assignment statement.
	(vect_pattern_recog): Tuplify.

2008-07-03  Janis Johnson  <janis187@us.ibm.com>
            David Edelsohn  <edelsohn@gnu.org>

	* config/rs6000/rs6000.c (rs6000_va_start): Unshare valist.
	(rs6000_gimplify_va_arg): Unshare valist, reg, addr, ovf.

2008-07-03  Jakub Jelinek  <jakub@redhat.com>

	* tree-inline.c (remap_gimple_op_r): Remap TREE_BLOCK of
	expressions.

	* tree-switch-conversion.c (gen_inbound_check): Force RHS to be
        gimple operand.  Use fold_build* instead of build*.
	(build_arrays): Likewise.  Convert RHS to LHS's type.

	* tree-switch-conversion.c (struct switch_conv_info): Change
	arr_ref_first and arr_ref_last to gimple.
	(check_range, check_final_bb, gather_default_values,
	build_constructors, build_one_array, build_arrays, gen_def_assign,
	fix_phi_nodes, gen_inbound_check, process_switch, do_switchconv):
	Tuplify.
	(create_temp_arrays): Formatting.

	* gimple.h (gimple_try_set_kind): New inline function.
	* tree-eh.c (same_handler_p, optimize_double_finally,
	refactor_eh_r, refactor_eh): Tuplify.
	* passes.c (init_optimization_passes): Reenable pass_refactor_eh.

2008-07-02  Jakub Jelinek  <jakub@redhat.com>

	* tree-parloops.c (struct reduction_info): Change reduc_stmt,
	reduc_phi, keep_res and new_phi field types to gimple.
	(struct elv_data): Add info field.
	(reduction_phi, loop_parallel_p, take_address_of,
	initialize_reductions, eliminate_local_variables_stmt,
	eliminate_local_variables, expr_invariant_in_region_p,
	separate_decls_in_region_name, separate_decls_in_region_stmt,
	create_phi_for_local_result, create_call_for_reduction_1,
	create_call_for_reduction, create_loads_for_reductions,
	create_final_loads_for_reduction, create_stores_for_reduction,
	create_loads_and_stores_for_name, separate_decls_in_region,
	canonicalize_loop_ivs, transform_to_exit_first_loop,
	create_parallel_loop, gen_parallel_loop,
	loop_has_vector_phi_nodes, parallelize_loops): Tuplify.
	* tree-cfg.c (gimple_duplicate_sese_tail): Tuplify.
	(move_block_to_fn): Don't call gsi_next after calling
	remove_phi_node.

2008-07-02  Aldy Hernandez  <aldyh@redhat.com>
	    Richard Guenther  <rguenther@suse.de>

	* tree-ssa-forwprop.c (can_propagate_from): Exclude loads
        from decls explicitly.
	(gate_forwprop): Enable.

2008-07-02  Jakub Jelinek  <jakub@redhat.com>

	* tree-vectorizer.h (vinfo_for_stmt): Use htab_find_slot_with_hash.
	(set_vinfo_for_stmt): Likewise.  If info is NULL, delete entry from
	hash table.
	* tree-vectorizer.c (stmt_vec_info_eq, stmt_vec_info_hash): New
	functions.
	(init_stmt_vec_info_htab): Use them instead of htab_hash_pointer
	and htab_eq_pointer.
	(free_stmt_vec_info): Free stmt_info only after set_vinfo_for_stmt
	call.

	Merge with mainline @137346.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.
	* builtins.c (gimple_rewrite_call_expr): Fix -Wc++-compat and/or
	-Wcast-qual warnings.
	* gimple.c (gimple_alloc_stat, gimple_build_omp_for,
	gimple_range_check_failed, gimple_copy): Likewise.
	* tree-mudflap.c (mx_xfn_xform_decls): Likewise.
	* tree-nested.c (convert_nonlocal_reference_stmt,
	convert_local_reference_stmt): Likewise.
	* gimple-iterator.c (gsi_insert_before_without_update,
	gsi_insert_after_without_update): Likewise.
	* tree-ssa-loop-im.c (init_lim_data, get_lim_data,
	clear_lim_data): Likewise.
	* tree-ssa-sccvn.c (vn_nary_op_insert_stmt): Likewise.
	* tree-vrp.c (check_all_array_refs): Likewise.
	* value-prof.c (histogram_eq): Likewise.
	* cgraphbuild.c (record_reference): Don't handle OMP_PARALLEL
	and OMP_TASK here.
	(build_cgraph_edges): Handle GIMPLE_OMP_{PARALLEL,TASK}.
	* cgraph.c (cgraph_add_new_function): Call gimple_register_cfg_hooks
	instead of tree_register_cfg_hooks.
	* omp-low.c (finalize_task_copyfn): Ensure the new function's
	body is a gimple_seq with just GIMPLE_BIND in it.
	(scan_omp_1_stmt): Fix -Wc++-compat and/or -Wcast-qual warnings.
	* tree-cfg.c (move_stmt_op, have_similar_memory_accesses_1,
	ref_base_address_1): Likewise.
	(move_stmt_r): Handle gimple_block updating.
	* tree-ssa-alias.c (update_alias_info_1): Tuplify.
	(update_alias_info): Likewise.
	* tree-switch-conversion.c: Stub out temporarily.

2008-06-30  Aldy Hernandez  <aldyh@redhat.com>

	* tree-ssa-forwprop.c: Remove obsolete comment.
	(get_prop_source_stmt): Wrap call to gimple_assign_lhs with a
	TREE_TYPE.
	(forward_propagate_comparison): Use build2 instead of
	fold_binary.
	
2008-06-27  Diego Novillo  <dnovillo@google.com>

	* cfgexpand.c (gimple_assign_rhs_to_tree): Factor out of ...
	(gimple_to_tree): ... here.
	Update comments referring to mainline merge.
	* tree-ssa-ter.c: Tuplify.
	* tree-outof-ssa.c (gimple_assign_rhs_to_tree): Declare.
	(replace_use_variable): Call it.
	(rewrite_trees): Tuplify.
	(remove_ssa_form): Call it.
	* gimple.h: Tidy some formatting.
	* ipa-struct-reorg.c: Include gimple.h
	* Makefile.in (ipa-struct-reorg.o): Add dependency on
	GIMPLE_H.

2008-06-27  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-sccvn.c (vn_get_expr_for): New function.
	(vuses_to_vec): Tuplify.
	(copy_vuses_from_stmt): Likewise.
	(vdefs_to_vec): Likewise.
	(copy_vdefs_from_stmt): Likewise.
	(shared_vuses_from_stmt): Likewise.
	(copy_reference_ops_from_call): New function split out from
	copy_reference_ops_from_ref.
	(create_reference_ops_from_call): New function.
	(shared_reference_ops_from_call): Likewise.
	(get_def_ref_stmt_vuses): Tuplify.
	(vn_reference_lookup): Likewise.
	(vn_nary_op_lookup_stmt): New function.
	(vn_nary_op_insert_stmt): Likewise.
	(vn_phi_lookup): Tuplify.
	(vn_phi_insert): Likewise.
	(defs_to_varying): Likewise.
	(visit_unary_op): Likewise.
	(visit_binary_op): Likewise.
	(visit_reference_op_call): New function.
	(visit_reference_op_load): Tuplify.
	(visit_reference_op_store): Likewise.
	(visit_phi): Likewise.
	(stmt_has_constants): New function.
	(simplify_binary_expression): Tuplify.
	(simplify_unary_expression): Likewise.
	(try_to_simplify): Likewise.
	(visit_use): Likewise.
	(compare_ops): Likewise.
	(DFS): Likewise.
	(run_scc_vn): Likewise.
	* tree-ssa-sccvn.h (shared_vuses_from_stmt): Adjust prototype.
	(copy_vuses_from_stmt): Likewise.
	(vn_get_expr_for): Declare.
	(vn_nary_op_lookup_stmt): Likewise.
	(vn_nary_op_insert_stmt): Likewise.
	* tree-dfa.c (get_single_def_stmt): Tuplify.
	(get_single_def_stmt_from_phi): Likewise.
	(get_single_def_stmt_with_phi): Likewise.
	* tree-ssa-pre.c (do_SCCVN_insertion): Use vn_get_expr_for.
	(eliminate): Likewise.
	(execute_pre): Enable SCCVN.
	(gate_fre): Enable.
	* tree-flow.h (get_single_def_stmt): Adjust prototype.
	(get_single_def_stmt_from_phi): Likewise.
	(get_single_def_stmt_with_phi): Likewise.
	(vn_lookup_or_add_with_stmt): Likewise.
	(vn_lookup_with_stmt): Likewise.
	* gimple.c (gimple_fold): Fix.
	* tree-vn.c (vn_add): Disable call to add_to_value.
	(vn_add_with_vuses): Likewise.
	(vn_lookup_with_stmt): Tuplify.
	(vn_lookup_or_add_with_stmt): Likewise.

2008-06-27  Aldy Hernandez  <aldyh@redhat.com>

	* gimple.c (gimple_cond_get_ops_from_tree): Handle TRUTH_NOT_EXPR.
	
2008-06-25  Diego Novillo  <dnovillo@google.com>

	* gimple.h (enum gimple_rhs_class): Move from tree-gimple.h
	(struct gimple_statement_base): Change CODE field to 8
	bits.
	Change SUBCODE field to 16 bits.
	(gimple_set_subcode): Move to gimple.c.
	(gimple_subcode): Remove.
	(gimple_expr_type): Handle GIMPLE_ASSIGN, GIMPLE_CALL and
	GIMPLE_COND explicitly.
	Move earlier in the file.
	(gimple_expr_code): New.
	(gimple_omp_subcode): New.
	(gimple_omp_set_subcode): New.
	(gimple_omp_return_nowait_p): Call gimple_omp_subcode.
	(gimple_omp_section_last_p): Likewise.
	(gimple_omp_parallel_combined_p): Likewise.
	(gimple_assign_rhs_code): New.
	(gimple_assign_set_rhs_code): New.
	(gimple_assign_cast_p): Call gimple_assign_rhs_code.
	Handle VIEW_CONVERT_EXPR.
	(gimple_call_tail_p): Access subcode field directly.
	(gimple_call_cannot_inline_p): Likewise.
	(gimple_call_return_slot_opt_p): Likewise.
	(gimple_call_from_thunk_p): Likewise.
	(gimple_call_va_arg_pack_p): Likewise.
	(gimple_call_copy_flags): Likewise.
	(gimple_cond_code): Likewise.
	(gimple_cond_set_code): Likewise.
	(gimple_cond_make_false): Likewise.
	(gimple_cond_make_true): Likewise.
	(gimple_asm_volatile_p): Likewise.
	(gimple_asm_input_p): Likewise.
	(gimple_eh_filter_must_not_throw): Likewise.
	(gimple_eh_filter_set_must_not_throw): Likewise.
	(gimple_try_kind): Likewise.
	(gimple_try_catch_is_cleanup): Likewise.
	(gimple_wce_cleanup_eh_only): Likewise.

	* tree-vrp.c (simplify_div_or_mod_using_ranges): Call
	gimple_assign_set_rhs_code instead of gimple_set_subcode.
	(simplify_abs_using_ranges): Likewise.
	* tree-complex.c (init_dont_simulate_again): Call
	gimple_expr_code instead of gimple_subcode.
	(complex_visit_stmt): Likewise.
	(expand_complex_move): Call gimple_assign_rhs_code
	instead of gimple_subcode.
	(expand_complex_operations_1): Likewise.
	* value-prof.c (gimple_divmod_fixed_value): Likewise.
	(gimple_mod_pow2): Likewise.
	(gimple_mod_subtract): Likewise.
	(gimple_divmod_values_to_profile): Likewise.
	* tree-ssa-alias-warnings.c (find_alias_site_helper):
	Call gimple_assign_cast_p.
	(already_warned_in_frontend_p): Likewise.
	* gimple.def: Add comments warning about code orderings.
	* omp-low.c (expand_omp_taskreg): Call gimple_omp_set_subcode.
	(expand_omp_atomic_fetch_op): Call gimple_assign_rhs_code.
	* tree-gimple.c (get_gimple_rhs_class): Move to gimple.c
	(get_gimple_rhs_num_ops): Likewise.
	(gimple_assign_rhs_code): Move to gimple.h.
	* tree-gimple.h (enum gimple_rhs_class): Move to gimple.h.
	* tree-ssa-ccp.c (fold_gimple_assign): Call
	gimple_assign_rhs_code instead of gimple_subcode.
	* tree-stdarg.c (va_list_counter_bump): Likewise.
	(check_all_va_list_escapes): Likewise.
	(execute_optimize_stdarg): Likewise.
	* tree-ssa-math-opts.c (is_division_by): Likewise.
	(replace_reciprocal): Likewise.
	(execute_cse_reciprocals): Likewise.
	(execute_convert_to_rsqrt): Likewise.
	* tree-ssa-dom.c (initialize_hash_element): Likewise.
	(simple_iv_increment_p): Likewise.
	(gimple_assign_unary_useless_conversion_p): Likewise.
	* tree-ssa-alias.c (is_escape_site): Call gimple_assign_cast_p.
	* predict.c (expr_expected_value_1): Call gimple_assign_rhs_code
	instead of gimple_subcode.
	* tree-eh.c (tree_could_trap_p): Call gimple_expr_code
	instead of gimple_subcode.
	* ipa-type-escape.c (is_array_access_through_pointer_and_index):
	Call gimple_assign_rhs_code instead of gimple_subcode.
	(check_assign): Likewise.
	* gimplify.c (gimplify_omp_parallel): Call gimple_omp_set_subcode
	instead of gimple_set_subcode.
	* tree-mudflap.c (mf_xform_derefs): Call gimple_assign_rhs_code
	instead of gimple_subcode.
	* tree-ssa-forwprop.c (get_prop_source_stmt): Likewise.
	(can_propagate_from): Likewise.
	(remove_prop_source_from_use): Likewise.
	(forward_propagate_addr_into_variable_array): Likewise.
	* tree-object-size.c (plus_stmt_object_size): Likewise.
	(collect_object_sizes_for): Likewise.
	(check_for_plus_in_loops_1): Likewise.
	(check_for_plus_in_loops): Likewise.
	* gimple.c (gimple_set_subcode): Move from gimple.h
	(gimple_check_failed): Access subcode field directly.
	(gimple_assign_single_p): Call gimple_assign_rhs_code
	instead of gimple_subcode.
	(gimple_assign_unary_nop_p): Likewise.
	(gimple_get_lhs): Change argument type to const_gimple.
	(gimple_could_trap_p): Call gimple_assign_rhs_code
	instead of gimple_subcode.
	(get_gimple_rhs_class): Move from tree-gimple.c.
	(get_gimple_rhs_num_ops): Likewise.
	* tree-ssa-structalias.c (update_alias_info): Call
	gimple_assign_rhs_code instead of gimple_subcode.
	(find_func_aliases): Likewise.
	* tree-ssa-threadedge.c (record_temporary_equivalences_from_phis):
	Likewise.

2008-06-25  Doug Kwan  <dougkwan@google.com>

	* gimple-dummy.c: (vect_free_slp_tree) Remove dummy.
	(vect_analyze_loop): Same.
	(vectorizable_induction): New dummy.
	(vectorizable_type_promotion): Same.
	(vectorizable_type_demotion): Same.
	(vectorizable_conversion): Same.
	(vectorizable_operation): Same.
	(vectorizable_assignment): Same.
	(vectorizable_load): Same.
	(vectorizable_call): Same.
	(vectorizable_store): Same.
	(vectorizable_condition): Same.
	(vectorizable_reduction): Same.
	(vectorizable_live_operation): Same.
	(vect_estimate_min_profitable_iters): Same.
	(vect_model_simple_cost): Same.
	(vect_model_store_cost): Same.
	(vect_model_load_cost): Same.
	(vect_pattern_recog): Same.
	* tree-vectorizer.h (struct _stmt_vec_info): Change fields FIRST_DR
	and NEXT_DR from tree to gimple type.
	(vectorizable_load): Change type of parameter STMT to gimple.
	(vectorizable_store): Same.
	(vectorizable_operation): Same.
	(vectorizable_type_promotion): Same.
	(vectorizable_type_demotion): Same.
	(vectorizable_conversion): Same.
	(vectorizable_assignment): Same.
	(vectorizable_function): Same.
	(vectorizable_call): Same.
	(vectorizable_condition): Same.
	(vectorizable_live_operation): Same.
	(vectorizable_reduction): Same.
	(vectorizable_induction): Same.
	* tree-vect-analyze.c (File): Re-enable all previously disabled code.
	(vect_determine_vectorization_factor): Tuplify.
	(vect_analyze_operations): Same.
	(exist_non_indexing_operands_for_use_p): Same.
 	(vect_analyze_scalar_cycles_1): Same.
	(vect_insert_into_interleaving_chain): Same.
 	(vect_same_range_drs): Same.
 	(vect_compute_data_ref_alignment): Same.
	(vect_verify_datarefs_alignment): Same.
 	(vector_alignment_reachable_p): Same.
	(vect_enhance_data_refs_alignment): Same.
	(vect_analyze_group_access): Same.
	(vect_analyze_data_ref_access): Same.
	(vect_free_slp_tree): Same.
 	(vect_get_and_check_slp_defs): Same.
	(vect_build_slp_tree): Same.
 	(vect_print_slp_tree): Same.
 	(vect_mark_slp_stmts): Same.
	(vect_analyze_slp_instance): Same.
 	(vect_analyze_slp): Same.
 	(vect_detect_hybrid_slp_stmts): Same.
	(vect_analyze_data_refs): Same.
	(vect_mark_relevant): Same.
	(process_use): Same.
 	(vect_mark_stmts_to_be_vectorized): Same.
	(vect_can_advance_ivs_p): Same.
 	(vect_get_loop_niters): Same.
 	(vect_analyze_loop_form): Same.

2008-06-25  Diego Novillo  <dnovillo@google.com>

	* tree-vectorizer.c (hash_gimple_stmt): Remove.
	(eq_gimple_stmt): Remove.
	(init_stmt_vec_info_htab): Use htab_hash_pointer and
	htab_eq_pointer for STMT_VEC_INFO_HTAB.

2008-06-24  Doug Kwan  <dougkwan@google.com>

	* gimple-dummy.c (vect_set_verbosity_level): Remove.
	(vectorize_loops): Same.
	(vect_free_slp_tree): New dummy.
	(vect_analyze_loop): Same.
	(vect_transform_loop): Same.
	* tree-vectorize.c (hashtab.h): New include.
	(File): Re-enable all previously commented out code.	
	(stmt_vec_info_htab): New var.
	(rename_variables_in_bb): Tuplify.
	(slpeel_update_phis_for_duplicate_loop): Same.
	(slpeel_update_phi_nodes_for_guard1): Same.
	(slpeel_update_phi_nodes_for_guard2): Same.
 	(slpeel_make_loop_iterate_ntimes): Same.
	(slpeel_tree_duplicate_loop_to_edge_cfg): Same.
 	(slpeel_add_loop_guard): Same.
	(slpeel_can_duplicate_loop_p): Same.
	(set_prologue_iterations): Same.
 	(find_loop_location): Same.
	(new_stmt_vec_info): Same.
	(hash_gimple_stmt): New function.
	(init_stmt_vec_info_htab): New function.
	(free_stmt_vec_info_htab): New function.
	(free_stmt_vec_info): Replace statement info with hash table entry.
	(new_loop_vec_info): Tuplify.
	(destroy_loop_vec_info): Same.
	(vect_supportable_dr_alignment): Same
	(vect_is_simple_use): Same.
	(supportable_widening_operation): Same.
	(supportable_narrowing_operation): Same.
	(report_vec_op): New function. Code factored out from ...
	(vect_is_simple_reduction): Call it. Tuplify.
	(vectorize_loops): Set up and tear down stmt_vec_info hash table.
	* tree-vectorizer.h (struct _slp_tree): Change statement fields
	(struct _loop_vec_info): Same.
	(struct _stmt_vec_info):
	(nested_in_vect_loop): Re-enable.
	(init_stmt_vec_info_htab): New prototype.
	(free_stmt_vec_info_htab): New prototype.
	(vinfo_for_stmt): Use hash table instead of statement info.
	(set_stmt_info): Remove.
	(set_vinfo_for_stmt): New inline.
	(is_pattern_stmt_p): Tuplify.
	(vect_is_simple_use): Tuplify prototype.
	(vect_is_simple_reduction): Same.
	(supportable_widening_operation): Same.
	(supportable_narrowing_operation): Same.
	(new_stmt_vec_info): Same.
	(free_stmt_vec_info): Same.
	Makefile.in (tree-vectorize.o): Add HASTAB_H dependency.

2008-06-22  Andrew Pinski  <pinskia@gmail.com>

	* gimple-pretty-print.c (dump_binary_rhs): Print out MIN_EXPR and
	MAX_EXPR specially.

2008-06-20  Doug Kwan  <dougkwan@google.com>

	* tree-loop-linear.c (File): Re-enable all previously disabled code.
	(gather_interchange_stats): Tuplify.
	(linear_transform_loops): Likewise.
	* gimple-dummy.c (get_type): Remove unused dummy.
	(ipa_add_method): Same.
	(ipa_callsite_callee): Same.
	(ipa_callsite_compute_count): Same.
	(ipa_callsite_compute_param): Same.
	(ipa_callsite_param): Same.
	(ipa_callsite_param_count): Same.
	(ipa_callsite_param_count_set): Same.
	(ipa_edges_create): Same.
	(ipa_edges_free): Same.
	(ipa_free): Same.
	(ipa_jf_get_info_type): Same.
	(ipa_method_compute_modify): Same.
	(ipa_method_compute_tree_map): Same.
	(ipa_method_formal_compute_count): Same.
	(ipa_method_formal_count): Same.
	(ipa_method_formal_count_set): Same.
	(ipa_method_get_tree): Same.
	(ipa_method_modify_print): Same.
	(ipa_method_tree_print): Same.
	(ipa_methodlist_init): Same.
	(ipa_methodlist_not_empty): Same.
	(ipa_node_create): Same.
	(ipa_nodes_create): Same.
	(ipa_nodes_free): Same.
	(ipa_remove_method): Same.
	(vec_set_verbosity_level): Same.
	* tree-ssa-loop.c (tree_linear_transform): Re-enable.

2008-06-19  Jan Hubicka  <jh@suse.cz>

	* gimple.c (gimple_alloc): Annotate with MEM_STAT_INFO
	(gimple_build_with_ops): Likewise.
	(gimple_build_assign): Likewise.
	(gimple_build_assign_with_ops): Likewise.
	* gimple.h (gimple_build_assign, gimple_build_assign_with_ops):
	Annotate with MEM_STAT_INFO.

2008-06-17  Jan Hubicka  <jh@suse.cz>

	* config/i386.c (ix86_gimplify_va_arg): Fix sharing issue.

2008-06-17  Jan Hubicka  <jh@suse.cz>

	* gimplify.c (gimplify_modify_expr): Unshare only returned value when
	want_value is set instead of copying operands all the time.

2008-06-17  Diego Novillo  <dnovillo@google.com>

	* tree-ssa-loop-niter.c (get_val_for): Fix FIXME note.

2008-06-17  Steven Bosscher  <stevenb.gcc@gmail.com>

	* gimple-dummy.c (canonicalize_induction_variables): Remove dummy.
	(remove_empty_loops): Likewise.
	(tree_unroll_loops_completely): Likewise.
	* tree-ssa-ivcanon.c (tree_num_loop_insns): Replace bsi with gsi.
	(create_canonical_iv): Convert to tuples.
	(try_unroll_loop_completely): Likewise.
	(empty_loop_p): Likewise.
	(remove_empty_loop): Likewise.
	* tree-ssa-loop.c (tree_ssa_loop_ivcanon): Re-enable.
	(tree_ssa_empty_loop): Likewise.
	(tree_complete_unroll): Likewise.
	(tree_complete_unroll_inner): Likewise.

2008-06-16  Doug Kwan  <dougkwan@google.com>

	* tree-ssa-ifcombine.c (File): Re-enable all previously diabled code.
	(bb_no_side_effects_p): Tuplify.
	(same_phi_args_p): Likewise.
	(get_name_for_bit_test): Likewise.
	(operand_precision): New.
	(integral_operand_p): New.
	(recognize_single_bit_test): Tuplify.
	(regcognize_bits_test): Tuplify.
	(ifcombine_ifandif): Likewise.
	(ifcombine_iforif): Likewise.
	(tree_ssa_ifcombine): Likewise.
	* passes.c: Re-enable pass_tree_ifcombine.

2008-06-16  Doug Kwan  <dougkwan@google.com>

	* tree-ssa-loop-unswitch.c (File): Re-enable all previously disabled
	code.
	(tree_may_unswitch_on):  Tuplify.
	(simplify_using_entry_checks):  Likewise.
	(tree_unswitch_single_loop): Likewise.
	* gimple-dummy.c (tree_ssa_unswitch_loops): Remove dummy.
	* tree-ssa-loop.c (gate_tree_ssa_loop_unswitch):  Re-enable.

2008-06-16  Steven Bosscher  <steven@gcc.gnu.org>

	* tree-ssa-reassoc.c: Convrt to tuples.

2008-06-15  Diego Novillo  <dnovillo@google.com>

	* tree-ssa-live.c (mark_all_vars_used_1): Mark as used
	the TREE_BLOCK of any _EXPR node.

2008-06-13  Doug Kwan  <dougkwan@google.com>

	* tree-mudflap.c (File): Re-enable previously disabled code.
	(mf_decl_cache_locals): Tuplify.
	(mf_build_check_statement_for): Likewise.
	(mf_xform_derefs_1): Re-enable.
	(mf_xform_derefs): Tuplify.
	(execute_mudflap_function_decls): Likewise.
	(mx_register_decls): Tuplify.  Add a new formal parameter for
	the location of newly generated statements.  Change function to
	return modified gimple sequence instead of of modifying in-place.
	(mx_xfn_xform_decls): Tuplify.
	(mf_xform_decls): Tuplify.
	* passes.c (init_optimization_passes): Re-enable mudflap passes.

2008-06-13  Jakub Jelinek  <jakub@redhat.com>

	Merge with mainline @136757.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-06-13  Doug Kwan  <dougkwan@google.com>

	* ipa-reference.c (scan_stmt_for_static_refs): Rename walk_subtrees
	parameter to handled_ops_p and correct bug of using walk_tree callback
	semantics.
	* ipa-pure-const.c (scan_function_stmt): Likewise.
	* tree-inline.c (mark_local_labes_stmt): Rename walk_subtrees
	parameter to handle_ops_p.
	(replace_locals_stmt): Likewise.

2008-06-10  Steven Bosscher  <steven@gcc.gnu.org>

	* passes.c (init_optimization_passes): Re-enable pass_uncprop.
	* tree-ssa-uncprop (associate_equivalences_with_edges): Convert
	to tuples.
	(uncprop_into_successor_phis): Likewise.

2008-06-09  Diego Novillo  <dnovillo@google.com>

	* ipa-cp.c (cgraph_gate_cp): Fix 'FIXME tuples' note.
	* cfg.c (compact_blocks): Likewise.
	* dominance.c (free_dominance_info): Likewise.
	* gimple-low.c (gimple_stmt_may_fallthru): Likewise
	* c-gimplify.c (add_block_to_enclosing): Likewise.
	* lambda-mat.c: Include tree-flow.h.
	* lambda-trans.c: Likewise.
	* Makefile.in (lambda-mat.o, lambda-trans.o): Add dependency
	on $(TREE_FLOW_H).
	* builtins.c (expand_builtin_setjmp_receiver): Remove #if 0 markers.
	(fold_call_stmt): Call gimple_call_va_arg_pack_p.
	* tree-gimple.h (gimple_bind_expr_stack): Declare.
	* cgraphunit.c (update_call_expr): Do not try to access operand 0
	of a FUNCTION_DECL.
	* tree-ssa-loop-ivopts.c (stmt_invariant_in_loop_p): New.
	* tree-flow.h (stmt_invariant_in_loop_p): Declare.
	* gimple-dummy.c (remove_iv): Remove.
	(gimple_stmt_may_fallthru):
	* ipa-type-escape.c (check_tree): Call DECL_P before testing
	DECL_INITIAL.
	(check_assign): Do not access TREE_OPERAND 0 on the RHS
	operand.
	* gimplify.c (gimple_bind_expr_stack): New.
	* gimple.h (struct gimple_statement_bind): Add more comments
	for field BLOCK.
	(gimple_cond_set_condition): New.
	* gimple.c (gimple_cond_set_condition_from_tree): Call it.
	(gimple_copy_no_def_use): Remove.  Update all users.
	(gimple_has_side_effects):
	(gimple_rhs_has_side_effects):
	* passes.c (init_optimization_passes): Enable
	pass_release_ssa_names, pass_ipa_type_escape, pass_ipa_pta,
	pass_ipa_struct_reorg, pass_record_bounds,
	pass_late_warn_uninitialized and pass_rename_ssa_copies.

	* lambda-code.c: Tuplify.
	* ipa-struct-reorg.c: Tuplify.
	* ipa-struct-reorg.h: Tuplify.

2008-06-09  Jakub Jelinek  <jakub@redhat.com>

	* gimplify.c (gimplify_omp_for): Call gimple_omp_for_set_incr
	with the RHS of the GIMPLE_MODIFY_STMT instead of the
	GIMPLE_MODIFY_STMT itself.
	* gimple-pretty-print.c (dump_gimple_omp_for): Adjust for it.
	* tree-nested.c (walk_gimple_omp_for): Likewise.
	* omp-low.c (extract_omp_for_data, lower_omp_for): Likewise.

2008-06-09  Aldy Hernandez  <aldyh@redhat.com>

	* tree-ssa-forwprop.c (forward_propagate_into_cond): First argument is
	a GSI.
	(forward_propagate_addr_into_variable_array_index): Accept a GSI
	instead of a gimple statement.  Update accordingly.
	(forward_propagate_addr_expr_1): Same.
	(forward_propagate_addr_expr): Pass a GSI to
	forward_propagate_addr_expr_1.
	(simplify_not_neg_expr): Argument is a GSI.
	Adjust accordingly.
	(tree_ssa_forward_propagate_single_use_va): Pass GSI to
	simplify_not_neg_expr and forward_propagate_into_cond.

2008-06-09  Aldy Hernandez  <aldyh@redhat.com>

	* tree.h (IS_CONVERT_EXPR_P): New.
	(CONVERT_EXPR_P): Use IS_CONVERT_EXPR_P.
	* tree-ssa-forwprop.c (get_prop_dest_stmt): Convert to tuples.
	(get_prop_source_stmt): Same.
	(can_propagate_from): Same.
	(remove_prop_source_from_use): Same.
	(combine_cond_expr_cond): Same.
	(forward_propagate_into_cond): Same.
	(tidy_after_forward_propagate_addr): Same.
	(forward_propagate_addr_into_variable_array_index): Same.
	(forward_propagate_addr_expr_1): Same.
	(forward_propagate_addr_expr): Same.
	(forward_propagate_comparison): Same.
	(simplify_not_neg_expr): Same.
	(tree_ssa_forward_propagate_single_use_vars): Same.
	(simplify_gimple_switch): Rename from -simplify_switch_expr.
	(rhs_to_tree): New.
	(forward_propagate_into_gimple_cond): New.
	* Makefile.in (tree-ssa-forwprop.o): Depend on GIMPLE_H.
	* passes.c (init_optimization_passes): Enable pass_forwprop.

2008-06-09  Jakub Jelinek  <jakub@redhat.com>

	* tree.def (OMP_SECTIONS_SWITCH, OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE):
	Removed.
	* tree-gimple.c (is_gimple_stmt): Don't handle them.
	* gimplify.c (gimplify_expr): Likewise.
	* tree-pretty-print.c (dump_generic_node): Likewise.
	* tree-ssa-operands.c (get_expr_operands): Likewise.
	* expr.c (expand_expr_real_1): Likewise.
	* omp-low.c (expand_omp_atomic_pipeline): Adjust comment.

2008-06-09  Jakub Jelinek  <jakub@redhat.com>

	Merge with mainline @136433.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-06-08  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @136432.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-06-08  Diego Novillo  <dnovillo@google.com>

	* tree-call-cdce.c: Tuplify.

2008-06-06  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-06/msg00353.html

	* gimple.def: Add a third argument to all GIMPLE codes.
	Update all users.
	* calls.c (gimple_alloca_call_p): Fix comment.
	* system.h (CONST_CAST_GIMPLE): Define.
	* gimple.c (gimple_ops_offset_): Declare.  Fill in from
	third argument in gimple.def.
	(gimple_set_stored_syms, gimple_set_loaded_syms): Move
	from tree-ssa-operands.c
	(gimple_alloc): Add argument NUM_OPS.  Update all users.
	Compute size by adding enough space for NUM_OPS operands.
	(gimple_alloc_ops): Remove.  Update all users.
	(gimple_assign_set_rhs_from_tree): Change first argument
	to gimple_stmt_iterator *.  Update all users.
	Allocate a new statement, if there are more operands that
	can fit in the old one.
	(gimple_assign_set_rhs_with_ops): Likewise.
	(gimple_copy): Fix clearing of stores/loads sets in the
	copied statement.
	* gimple.h (struct gimple_statement_base): Remove fields
	UNUSED_1, UNUSED_2, UNUSED_3.
	Add fields MODIFIED, HAS_VOLATILE_OPS, REFERENCES_MEMORY_P,
	UID and NUM_OPS.
	Re-organize existing fields to eliminate holes on 64 bit
	hosts.
	Update all users.
	(struct gimple_statement_with_ops_base): Define.
	Factor out struct gimple_statement_with_ops.  Include fields GSBASE,
	ADDRESSES_TAKEN, DEF_OPS and USE_OPS.
	(struct gimple_statement_with_ops): Include struct
	gimple_statement_with_ops_base.
	Remove field NUM_OPS.
	(struct gimple_statement_with_memory_ops_base): Define.
	Factor out of struct gimple_statement_with_memory_ops.
	Include fields OPBASE, VDEF_OPS, VUSE_OPS, STORES and
	LOADS.
	Remove fields HAS_VOLATILE_OPS and REFERENCES_MEMORY_P.
	(struct gimple_statement_with_memory_ops): Include
	struct gimple_statement_with_memory_ops_base.
	(struct gimple_statement_phi): Change size_t fields to
	unsigned.  Update all users.
	(struct gimple_statement_asm): Include struct
	gimple_statement_with_memory_ops_base.
	Change fields NI and NO to unsigned char.
	Change field NC to short.
	Update all users.
	Add field OP.
	(struct gimple_statement_change_dynamic_type): Remove.
	Update all users.
	(union gimple_statement_d): Rename field WITH_OPS to GSOPS.
	Rename field WITH_MEM_OPS to GSMEM.
	Update all users.
	(gimple_addresses_taken): New.
	(gimple_addresses_taken_ptr): New.
	(gimple_set_addresses_taken): New.
	(gimple_num_ops): Move earlier.
	(gimple_ops): Use gimple_ops_offset_ to compute address
	of the operand vector.
	(gimple_op): Call gimple_ops.
	(gimple_op_ptr): Likewise.
	(gimple_set_op): Likewise.
	(gimple_switch_num_labels): Call gimple_num_ops.
	(gimple_switch_set_num_labels): Call gimple_set_num_ops.
	(gimple_switch_set_label): Call gimple_num_ops.
	(gimple_return_retval_ptr): Likewise.
	(gimple_return_retval): Likewise.
	(gimple_set_retval): Likewise.
	(gimple_cdt_new_type): Use operand 1.
	(gimple_cdt_new_type_ptr): Likewise.
	(gimple_cdt_set_new_type): Likewise.
	* tree-cfg.c (gimple_block_ends_with_call_p): Use
	CONST_CAST_BB.
	* tree-ssa-operands.c (gimple_set_stored_syms,
	gimple_set_loaded_syms): Declare.
	* value-prof.c (gimple_divmod_fixed_value_transform,
	gimple_mod_pow2_value_transform,
	gimple_mod_subtract_transform): Change argument to
	gimple_stmt_iterator *.  Update all users.
	* tree-ssa-ccp.c (fold_gimple_assign): Change parameter
	to gimple_stmt_iterator *.  Update all users

2008-06-05  Jakub Jelinek  <jakub@redhat.com>

	* gimplify.c (gimplify_modify_expr_to_memcpy): Use gimplify_arg
	for gimplification of call arguments.
	(gimplify_modify_expr_to_memset): Likewise.

2008-06-02  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/36389
	* gimplify.c (gimplify_cond_expr): If one or both branches are
	GOTO_EXPRs jumping to LABEL_DECLs, don't create unnecessary
	extra LABEL_DECLs and jumps around.
	* tree-cfg.c (remove_useless_stmts_cond): Set may_branch also
	for GIMPLE_COND stmts.
	* tree-eh.c (replace_goto_queue_cond_clause): Set label to
	create_artificial_label () rather than LABEL_EXPR.

2008-05-30  Diego Novillo  <dnovillo@google.com>

	* calls.c (gimple_alloca_call_p): Fix detection of
	alloca() calls.

2008-05-30  Diego Novillo  <dnovillo@google.com>

	* toplev.c: Include gimple.h.
	(dump_memory_report): Call dump_gimple_statistics.
	* Makefile.in (toplev.o): Add dependency on GIMPLE_H.
	* gimple-low.c (pass_lower_cf): Restore disabled bits.
	* tree-dfa.c (pass_referenced_vars): Likewise.
	* cfgexpand.c (pass_expand): Likewise.
	* tree-outof-ssa.c (pass_del_ssa): Likewise.
	* gimple.c (gimple_alloc): Fix non-C99 declaration.
	* gimplify.c (gimplify_function_tree): Remove calls to
	dump_tree_statistics and dump_gimple_statistics.

2008-05-30  Jakub Jelinek  <jakub@redhat.com>

	* omp-low.c (diagnose_omp_structured_block_errors): Temporarily
	switch cfun to DECL_STRUCT_FUNCTION (fndecl).

	* omp-low.c (scan_sharing_clauses): Call scan_omp on
	OMP_CLAUSE_REDUCTION_GIMPLE_{INIT,MERGE} instead of
	scan_omp_op on OMP_CLAUSE_REDUCTION_{INIT,MERGE}.
	(lower_rec_input_clauses): Clear
	OMP_CLAUSE_REDUCTION_GIMPLE_{INIT,MERGE} instead of
	OMP_CLAUSE_REDUCTION_{INIT,MERGE}.  Call lower_omp
	on OMP_CLAUSE_REDUCTION_GIMPLE_MERGE before gimple_seq_add_seq
	to replace all occurences of placeholder in the seq.
	* gimplify.c (gimplify_scan_omp_clauses): Clear
	OMP_CLAUSE_REDUCTION_{INIT,MERGE} after gimplifying it.

	* tree-nested.c (init_tmp_var_with_call, init_tmp_var, save_tmp_var):
	Only set location if not gsi_end_p.
	(walk_gimple_omp_for): Avoid adding an empty statement to seq.

	* tree-inline.c (remap_gimple_stmt): Remap body of
	GIMPLE_OMP_{MASTER,ORDERED,SECTION,SECTIONS,SINGLE}.

2008-05-28  Andrew Pinski  <pinskia@gmail.com>

	* gimple-pretty-print.c (dump_unary_rhs): Handle conversions correctly.
	Handle PAREN_EXPR, ABS_EXPR, and NEGATE_EXPR.

2008-05-29  Jakub Jelinek  <jakub@redhat.com>

	* omp-low.c (lower_omp_1): Handle regimplification of GIMPLE_ASM.
	Fix GIMPLE_ASSIGN regimplification.
	* gimple-pretty-print.c (dump_gimple_omp_sections,
	dump_gimple_omp_block, dump_gimple_omp_critical): New functions.
	(dump_gimple_omp_parallel): Formatting.
	(dump_gimple_stmt): Handle remaining GIMPLE_OMP_* statements.

2008-05-29  Aldy Hernandez  <aldyh@redhat.com>

	* tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_* cases.

2008-05-29  Aldy Hernandez  <aldyh@redhat.com>

	* gimple-pretty-print.c (dump_gimple_stmt): Add cases for
	GIMPLE_OMP_MASTER and GIMPLE_OMP_ORDERED.

2008-05-29  Aldy Hernandez  <aldyh@redhat.com>

	* omp-low.c (expand_omp_parallel): Parse an assignment from an
	ADDR_EXPR correctly.
	* gimple-pretty-print.c (dump_gimple_omp_parallel): Print braces when
	appropriate.

2008-05-29  Jakub Jelinek  <jakub@redhat.com>

	* omp-low.c (lower_omp_1): Fix regimplification of GIMPLE_COND and
	GIMPLE_CALL.

2008-05-28  Jakub Jelinek  <jakub@redhat.com>

	* gimple.c (gimple_regimplify_operands): Don't call gimple_num_ops
	twice.  Write regimplified operand to the correct operand slot.
	* gimplify.c (rhs_predicate_for): No longer static.
	* tree-gimple.h (rhs_predicate_for): New prototype.
	* omp-low.c (lower_omp_1): Don't call gimple_regimplify_operands,
	instead forcefully gimplify_expr each operand with the right
	predicate.

	* gimple.h (gimple_omp_atomic_store_val_ptr,
	gimple_omp_atomic_load_lhs_ptr, gimple_omp_atomic_load_rhs_ptr): New
	inlines.
	* gimple.c (walk_gimple_op): Handle GIMPLE_OMP_ATOMIC_LOAD and
	GIMPLE_OMP_ATOMIC_STORE.
	* omp-low.c (lower_omp_1): Handle GIMPLE_OMP_ATOMIC_LOAD.

	* gimple-pretty-print.c (dump_gimple_omp_for): Don't indent twice
	before gimple_omp_body, don't emit extra newline after it.
	(dump_gimple_omp_single): Likewise.

2008-05-27  Aldy Hernandez  <aldyh@redhat.com>

	* tree-nested.c (walk_omp_for): Rename to...
	(walk_gimple_omp_for): Enable and convert to tuples.
	(convert_nonlocal_reference_stmt): Enable call to walk_gimple_omp_for.
	(convert_local_reference_stmt): Same.
	* gimple.c (walk_gimple_op): Remove fixme note.

2008-05-27  Diego Novillo  <dnovillo@google.com>

	* tree-gimple.c (get_gimple_rhs_class): Handle
	POLYNOMIAL_CHREC.
	* tree-cfg.c (verify_types_in_gimple_assign): Do not
	check every operand against the LHS type for tcc_binary
	expressions.

2008-05-26  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @135951.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-05-22  Aldy Hernandez  <aldyh@redhat.com>

	* tree-cfg.c (make_edges): Change OMP_SECTION to GIMPLE_OMP_SECTIONS.
	Update comments.
	(verify_types_in_gimple_stmt): Update comments.
	(verify_stmt): Same.

2008-05-21 Andreas Tobler  <a.tobler@schweiz.org>

	* ../configure: Regenerate with the correct autoconf version: 2.59.

2008-05-21  Aldy Hernandez  <aldyh@redhat.com>

	* omp-low.c (lower_reduction_clauses): Generate OMP_ATOMIC_* directly.
	Concatenate atomic code correctly.

2008-05-20  Aldy Hernandez  <aldyh@redhat.com>

	* omp-low.c (WALK_SUBSTMTS): New.
	(check_combined_parallel): Walk sub-statements.
	(diagnose_sb_1): Same.
	(diagnose_sb_2): Same.
	Handle switch labels and return statements correctly.
	* testsuite/gcc.dg/gomp/block-7.c: Adjust for new error message.
	* testsuite/gcc.dg/gomp/block-2.c: Same.
	* testsuite/gcc.dg/gomp/block-4.c: Same.
	* testsuite/gcc.dg/gomp/block-6.c: Same.
	* testsuite/gcc.dg/gomp/block-8.c: Same.
	* testsuite/gcc.dg/gomp/block-1.c: Same.
	* testsuite/gcc.dg/gomp/block-3.c: Same.
	* testsuite/gcc.dg/gomp/block-5.c: Same.

2008-05-20  Aldy Hernandez  <aldyh@redhat.com>

	* omp-low.c (lower_omp_single): Append to bind variables.
	(lower_omp_master): Same.
	(lower_omp_ordered): Same.
	(lower_omp_critical): Same.
	* gimplify.c (gimplify_modify_expr_to_memcpy): Make sure we are
	fully gimplified.
	(gimplify_omp_for): Same.
	* gimple.h (gimple_bind_set_vars): New.

2008-05-16  Andreas Tobler  <a.tobler@schweiz.org>

	* config/alpha/alpha.c (alpha_gimplify_va_arg): Adjust arguments.
	* config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
	* config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
	* config/m32c/m32c-protos.h (m32c_gimplify_va_arg_expr): Likewise.
	* config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
	* config/stormy16/stormy16.c (xstormy16_gimplify_va_arg_expr): Likewise.
	* config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.

	* config/sparc/sparc.c (sparc_gimplify_va_arg): Adjust arguments.

2008-05-16  Diego Novillo  <dnovillo@google.com>

	* tree-into-ssa.c (rewrite_uses_p): Fix return type.
	* tree-vectorizer.h (nested_in_vect_loop_p): Add return value.
	* tree-ssa-pre.c (execute_pre): Add return value.

2008-05-15  Aldy Hernandez  <aldyh@redhat.com>

	* config/s390/s390.c (s390_gimplify_va_arg): Adjust for tuples.

2008-05-15  Diego Novillo  <dnovillo@google.com>

	* Makefile.in (STRICT_WARN): Revert to mainline behaviour.
	(builtins.o-warn, expr.o-warn, dse.o-warn,
	ebitmap.o-warn, lower-subreg.o-warn, tree-chrec.o-warn,
	tree-ssa-structalias.o-warn, varasm.o-warn): Remove.
	* config/arm/arm.c (arm_return_in_memory): Fix return type.
	* config/arm/arm-protos.h (arm_return_in_memory): Likewise.

2008-05-15  Aldy Hernandez  <aldyh@redhat.com>

	* gimplify.c (gimplify_omp_for): Handle a MODIFY_EXPR in
	gimple_omp_for_incr.
	* cfgexpand.c (gimple_to_tree): Do not die on compile errors.

2008-05-15  Aldy Hernandez  <aldyh@redhat.com>

	* omp-low.c (check_omp_nesting_restrictions): Fetch clauses from for.
	(expand_omp_atomic): Parse GIMPLE_OMP_ATOMIC correctly.
	(lower_omp_single_simple): Create GIMPLE_COND with both tlabel and
	flabel.
	(lower_omp_for): Make sure we have a body before look inside.
	* gimple-low.c (lower_stmt): Add case for GIMPLE_OMP_SECTIONS_SWITCH.
	* gimple-pretty-print.c (dump_gimple_omp_single): New.
	(dump_gimple_stmt): Add case for GIMPLE_OMP_SINGLE.
	* gimplify.c (gimplify_omp_workshare): Remove fixme.  Enable code.
	* gimple.c (gss_for_code): Add case for GIMPLE_OMP_{RETURN,
	SECTIONS_SWITCH}.
	(gimple_regimplify_operands):  Do not regimplify GIMPLE_ASM
	operands.  Do not look inside empty operands.
	* gimple.h (is_gimple_omp): Fix typo for GIMPLE_OMP_ATOMIC*.
	* tree-cfg.c (make_edges): Rename OMP_SECTION to GIMPLE_OMP_SECTION.

2008-05-14  Aldy Hernandez  <aldyh@redhat.com>

	* omp-low.c (optimize_omp_library_calls): Make sure statement is
	a GIMPLE_CALL before we look inside of it.
	* tree-cfg.c (move_stmt_op): Exit gracefully.

2008-05-13  Aldy Hernandez  <aldyh@redhat.com>

	* omp-low.c (scan_omp_op): Remove walk_subtrees.  Call walk_tree.
	(scan_omp_for): Scan OMP body.
	(scan_omp_1_stmt): Set handled_ops_p.
	(expand_omp_parallel): Parse ADDR_EXPR correctly.
	(diagnose_sb_1): Rename walk_subtrees to handled_ops_p and set
	appropriately.
	(diagnose_sb_2): Same.
	* gimple-pretty-print.c (dump_gimple_omp_for): Print braces around
	OMP body.
	* tree-inline.c (estimate_num_insns): GIMPLE_OMP_CONTINUE does not
	have a body.
	* tree-cfg.c (move_stmt_op): Parse move_stmt_d out of data correctly.
	(move_stmt_r): Rename walk_subtrees to handled_ops_p and set
	appropriately.

2008-05-12  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @135126.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-05-11 Doug Kwan  <dougkwan@google.com>

	* gimplify.c (gimple_pop_condition): Clear
	conditional_cleanups field after the associated gimple sequence has
	been freed implicitly.
	(gimplify_cleanup_point_expr): Clear conditional_cleanups field
	of gimplfiy_ctxp after resetting the conditions field.
	* gimple.h (gimple_call_return_type): Handle REFERENCE_TYPE like
	POINTER_TYPE. 

2008-05-10  Kaz Kojima  <kkojima@gcc.gnu.org>

	* config/sh/sh.c (sh_gimplify_va_arg_expr): Change pre_p and
	post_p types to gimple_seq *.

2008-05-09  Aldy Hernandez  <aldyh@redhat.com>

	* omp-low.c (maybe_catch_exception): Return body when no exceptions.
	(gate_lower_omp): Enable pass.
	* gimple-low.c (lower_stmt): Add GIMPLE_OMP_ATOMIC_* cases.

2008-05-08  Aldy Hernandez  <aldyh@redhat.com>

	* omp-low.c (extract_omp_for_data): Update comment.
	(get_ws_args_for): Same.
	(lower_send_shared_vars): Same.
	(expand_omp_parallel): Same.
	(expand_omp_for_static_nochunk): Same.
	(expand_omp_for_static_chunk): Same.
	(expand_omp_sections): Same.
	(expand_omp_atomic_fetch_op): Same.
	(expand_omp_atomic_pipeline): Same.
	(build_omp_regions_1): Same.
	(lower_omp_for): Same.
	(expand_omp_atomic_mutex): Change OMP_ATOMIC_STORE to
	GIMPLE_OMP_ATOMIC_STORE.
	* gimple-pretty-print.c (dump_gimple_omp_parallel): Print child fn
	and data_arg.
	* tree-cfg.c (make_edges): Enable commented out code and convert
	to tuples.
	(replace_by_duplicate_decl): Same.
	(replace_ssa_name): Same.
	(move_stmt_r): Same.
	(move_stmt_op): New.
	(mark_virtual_ops_in_bb): Enable and convert to tuples.
	(makr_virtual_ops_in_region): Same.
	(move_block_to_fn): Convert to tuples.
	(find_outermost_region_in_block): Enable and convert to tuples.
	(move_sese_region_to_fn): Same.

2008-05-05  Aldy Hernandez  <aldyh@redhat.com>

	* omp-low.c (expand_omp_parallel): Remove fixmes.
	(expand_omp_for_static_chunk): Enable and tuplify code.
	(expand_omp_sections): Remove fixmes.  Tuplify.
	(lower_omp_sections): Same.
	(diagnose_sb_0): Remove fixme.
	* tree-ssa.c (redirect_edge_var_map_dup): Fix typo in comment.
	* gimple.c (gimple_size): Add case for GIMPLE_OMP_SECTIONS_SWITCH.
	(gimple_build_omp_sections): New.
	* gimple.h (gimple_build_omp_sections_switch): New prototype.

2008-05-03  Aldy Hernandez  <aldyh@redhat.com>

	* omp-low.c (diagnose_sb_0): Tuplify and enable.
	(diagnose_sb_1): Same.
	(diagnose_sb_2): Same.
	(diagnose_omp_structured_block_errors): Tuplify.
	* gimple-dummy.c (DUMMY_FN): Remove
	diagnose_omp_structured_block_errors.
	* c-decl.c (c_gimple_diagnostics_recursively): Remove fixme
	and enable call to diagnose_omp_structured_block_errors.
	* Makefile.in (GTFILES): Add omp-low.c again.

2008-05-02  Rafael Espíndola  <espindola@google.com>

	* tree-gimple.c (is_gimple_condexpr): Do not allow
	trapping comparisons.
	* tree-eh.c (tree_could_trap_p): Fix handling of floating
	point comparisons.

2008-05-02  Doug Kwan  <dougkwan@google.com>

	* value-prof.c (gimple_divmod_fixed_value): Remove formal parameters
	OPERATION, OP1 and OP2 and derive their values from parameter STMT
	instead.  Update prototype and caller.
	(gimple_mod_pow2): Remove formal parameters OPERATION, OP1 and OP2
	and derive their values from parameter STMT instead.  Update prototype
	and caller.
	(gimple_mod_pow2_value_transform): Remove temporares OP, OP1 and OP2.
	Use a new tempory LHS_TYPE to store assignment LHS type.
	(gimple_mode_subtract): Remove formal parameters OPERATION, OP1 and OP2
	and derive their values from parameter STMT instead.  Update prototype
	and caller.  Fix a bug in a call to gimple_build_assign_with_ops.
	(gimple_mod_subtract_transform): Remove temporares OP, OP1 and OP2.
	Use a new tempory LHS_TYPE to store assignment LHS type.
	(gimple_ic, gimple_indirect_call_to_profile): Fix bug in tree-code
	tests.
	* tree-profile.c (File): Re-enable all previously disabled code.
	(tree_gen_edge_profiler): Tuplify.
	(prepare_instrumented_value): Ditto.
	(tree_gen_interval_profiler): Ditto.
	(tree_gen_pow2_profiler): Ditto.
	(tree_gen_one_value_profiler): Ditto.
	(tree_gen_ic_profiler): Ditto.
	(tree_gen_ic_func_profiler): Ditto.
	(tree_gen_const_delta_profiler): Re-format formal parameters for
	proper alignement.
	(tree_gen_average_profiler): Tuplify.
	(tree_gen_ior_profiler): Ditto.
	(do_tree_profiling): Re-enable previously disabled code.  Remove
	FIXME.
	(tree_profiling): Ditto.
	* gimple.c (gimple_set_bb):  Remove assertion.
	* tree-cfg.c (change_bb_for_stmt): Remove.  Redirect callers to
	gimple_set_bb.
	(gimple_merge_blocks): Call gimple_set_bb instead of
	change_bb_for_stmt.
	(gimple_split_block): Ditto.
	(verify_stmts): Add code to check that label_to_block_map and labels
	are consistent.

2008-04-22  Rafael Espíndola <espindola@google.com>

	Merge with mainline @134843.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-05-01  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00053.html

	* tree-vrp.c (vrp_visit_phi_node): Cast variable I to int
	for printing.
	* cgraph.c (cgraph_release_function_body): Only call
	gimple_set_body if NODE->DECL has a struct function.
	* tree.c (make_node_stat): Do not call gimple_set_body.
	* cp/Make-lang.in (cp/semantics.o): Add dependency on
	$(GIMPLE_H).
	* cp/semantics.c: Include gimple.h
	(expand_or_defer_fn): Assert that FN has a gimple body.
	* function.h (struct function): Add field GIMPLE_BODY.
	* gimple.c (gimple_bodies_vec): Remove.
	(gimple_bodies_map): Remove.
	(gimple_set_body): Re-write to use GIMPLE_BODY in FN's
	function object.
	(gimple_body): Likewise.

2008-05-01  Oleg Ryjkov  <olegr@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00053.html

	* tree-eh.c (record_in_goto_queue, record_in_goto_queue_label):
	New functions.
	(maybe_record_in_goto_queue): Refactored and added support for
	recording labels embedded in GIMPLE_CONDs.
	(lower_catch, lower_cleanup): Fix 3 typos that were introduced
	during the conversion to tuples.
	(lower_eh_constructs_2): Call maybe_record_in_goto_queue for
	GIMPLE_CONDs.

2008-05-01  Rafael Espíndola <espindola@google.com>

	* gimple-pretty-print.c (dump_gimple_try): Print like trunk does.
	(dump_gimple_catch): Print like trunk does.

2008-05-01  Rafael Espíndola <espindola@google.com>

	* passes.c (gimple_verify_flow_info): Enable remaining
	pass_rename_ssa_copies passes.

2008-05-01  Rafael Espíndola <espindola@google.com>

	* tree-cfg.c (gimple_verify_flow_info): Handle switches with only the
	default label.

2008-04-30  Doug Kwan  <dougkwan@google.com>

	* cfgexpand.c (gimple_to_tree): Change code to annotate EH region
	numbers only if numbers are greater than zero.  Also propagate EH
	region number to CALL_EXPRs nested in assignments.

2008-04-29  Doug Kwan  <dougkwan@google.com>

	* tree-eh.c (lower_try_finally_dup_block): Call
	copy_gimple_seq_and_replace_locals instead of gimple_seq_copy.
	(optimize_double_finally): Add a note about replacing unsave_expr_now
	with copy_gimple_seq_and_replace_locals.
	* tree-inline.c (mark_local_labels_stmt, replace_locals_op,
	replace_locals_stmt, copy_gimple_seq_and_replace_locals): New.
	* tree-inline.h (copy_gimple_seq_and_replace_locals): New prototype.

2008-04-29  Rafael Espíndola <espindola@google.com>

	* gimple-pretty-print.c (dump_gimple_return): Add missing space.
	* tree-ssa-threadedge.c (simplify_control_stmt_condition): Fix type
	of variable.

2008-04-29  Rafael Espíndola <espindola@google.com>

	* gimple-pretty-print.c (pp_cfg_jump): add missing ";".

2008-04-29  Rafael Espíndola <espindola@google.com>

	* gimple-pretty-print.c (dump_gimple_assign): print ";" at the end.
	(dump_gimple_return):print ";" at the end.
	(dump_gimple_call): print ";" at the end.
	(dump_gimple_cond): use op_symbol_code instead of tree_code_name.
	(pp_cfg_jump): print ";" at the end.

2008-04-29  Rafael Espíndola <espindola@google.com>

	* ipa-cp.c (ipcp_driver): Disable.
	* matrix-reorg.c (matrix_reorg): Comment body.
	(gate_matrix_reorg): Disable.
	* passes.c (init_optimization_passes): Enable first pass_merge_phi,
	pass_ipa_cp and pass_ipa_matrix_reorg.

2008-04-29  Doug Kwan  <dougkwan@google.com>

	* tree-eh.c (lower_catch): Fix bug of accessing sub-statements
	using gimple_catch_handler.  Fix bug of mixing up GIMPLE_GOTO and
	GIMPLE_LABEL in statement building.
	(lower_cleanup): Fix bug of mixing up gimple_try_clean and
	gimple_try_eval.
	(lower_cleanup): Use gimple codes instead of tree codes in switch
	statement.
	(tree-cfg.c): Add code to generate EH edges of GIMPLE_ASSIGN.

2008-04-28  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-04/msg02051.html

	* tree-ssa-phiprop.c (phiprop_insert_phi): Remove
	OLD_ARG_CODE.  Use TREE_CODE (ARG) instead.
	Assert that NEW_VAR is a GIMPLE register.
	(propagate_with_phi): Fix test of is_gimple_reg_type for
	ARG.
	Do not set subcode of USE_STMT to NOP_EXPR.

2008-04-28  Doug Kwan  <dougkwan@google.com>

	* tree-inline.c (remap_gimple_op_r): Remove code to handle RESX_EXPR
	region number remapping.
	(remap_gimple_stmt): Add code to handle GIMPLE_RESX region number
	remapping.

2008-04-28  Rafael Espíndola <espindola@google.com>

	* cfgexpand.c (gimple_to_tree): Add support for switch stmts without
	a default label.
	* fold-const.c (tree_call_nonnegative_warnv_p): Remove the code
	argument.
	(tree_invalid_nonnegative_warnv_p): Update call to
	tree_call_nonnegative_warnv_p.
	* gimple.h (gimple_location_ptr): New.
	* tree-flow.h (simplify_stmt_using_ranges): Change signature.
	* tree-ssa-propagate.c (substitute_and_fold): Call
	simplify_stmt_using_ranges.
	* tree-vrp.c (struct assert_locus_d): Tuplify.
	(switch_update): Tuplify.
	(stmt_overflow_infinity): New.
	(gimple_assign_nonnegative_warnv_p): New.
	(gimple_call_nonnegative_warnv_p): New.
	(gimple_stmt_nonnegative_warnv_p): New.
	(gimple_assign_nonzero_warnv_p): New.
	(gimple_stmt_nonzero_warnv_p): New.
	(vrp_stmt_computes_nonzero): Tuplify.
	(extract_range_basic): Tuplify.
	(extract_range_from_expr): Tuplify. Rename to
	extract_range_from_assignment.
	(adjust_range_with_scev): Tuplify.
	(vrp_var_may_overflow): Tuplify.
	(build_assert_expr_for): Tuplify.
	(fp_predicate): Tuplify.
	(infer_value_range): Tuplify.
	(dump_asserts_for): Tuplify.
	(register_new_assert_for): Tuplify.
	(register_edge_assert_for_2): Tuplify.
	(register_edge_assert_for_1): Tuplify.
	(register_edge_assert_for): Tuplify.
	(find_conditional_asserts): Tuplify.
	(find_switch_asserts): Tuplify.
	(find_assert_locations): Tuplify.
	(process_assert_insertions_for): Tuplify.
	(process_assert_insertions): Tuplify.
	(check_array_ref): Tuplify.
	(search_for_addr_array): Tuplify.
	(check_array_bounds): Tuplify.
	(check_all_array_refs): Tuplify.
	(remove_range_assertions): Tuplify.
	(stmt_interesting_for_vrp): Tuplify.
	(vrp_initialize): Tuplify.
	(vrp_visit_assignment): Tuplify. Rename to vrp_visit_assignment_or_call.
	(vrp_visit_cond_stmt): Tuplify.
	(find_case_label_index): Tuplify.
	(find_case_label_range): Tuplify.
	(vrp_visit_switch_stmt): Tuplify.
	(vrp_visit_stmt): Tuplify.
	(vrp_visit_phi_node): Tuplify.
	(simplify_div_or_mod_using_ranges): Tuplify.
	(simplify_abs_using_ranges): Tuplify.
	(simplify_cond_using_ranges): Tuplify.
	(simplify_switch_using_ranges): Tuplify.
	(simplify_stmt_using_ranges): Tuplify.
	(simplify_stmt_for_jump_threading): Tuplify.
	(identify_jump_threads): Tuplify.
	(execute_vrp): Tuplify.
	(gate_vrp): Enable.
	* tree.h (tree_call_nonnegative_warnv_p): Remove the code argument.

2008-04-28  Doug Kwan  <dougkwan@google.com>

	* cp/cp-gimplify.c (finish_bc_block):  Tuplify.
	(build_bc_goto):  Renamed to get_bc_label.  Return a label
	only.  Uupdate  callers.
	(get_bc_label): New
	(gimplify_cp_loop): Tuplify.  Also check COND for error_mark_node
	before gimplifying it.
	(gimplify_for_stmt): Tuplify.
	(gimplify_while_stmt): Tuplify.
	(gimplify_for_stmt): Tuplify.
	(gimplify_do_stmt): Tuplify.
	(gimplify_switch_stmt): Tuplify.
	(cp_gimplify_omp_switch_stmt): Add temporary code to pop block
	label stack.
	(cp_gimplify_expr): Pass pre_p to gimplify_while_stmt,
	gimplify_do_stmt and gimplify_switch_stmt.  Tuplify
	gimplification of CONTINUE_STMT and BREAK_STMT.

2008-04-26  Rafael Espíndola <espindola@google.com>

	* gimple.c (gimple_build_assign_with_ops): Don't set SSA_NAME_DEF_STMT.
	* gimple.h (gimple_assign_set_lhs): Set SSA_NAME_DEF_STMT.
	(gimple_call_set_lhs): Set SSA_NAME_DEF_STMT.
	* omp-low.c (expand_parallel_call): Don't set SSA_NAME_DEF_STMT if not
	needed.
	(expand_omp_for_generic): Same.
	(expand_omp_for_static_nochunk): Same.
	(expand_omp_for_static_chunk): Same.
	(expand_omp_sections): Same.
	(expand_omp_atomic_mutex): Same.
	* predict.c (strip_builtin_expect): Same.
	* tree-cfg.c (gimple_merge_blocks): Same.
	* tree-inline.c (remap_ssa_name): Same.
	(setup_one_parameter): Same.
	* tree-predcom.c (replace_ref_with): Same.
	(replace_ref_with): Same.
	(initialize_root_vars_lm): Same.
	(reassociate_to_the_same_stmt): Same.
	* tree-scalar-evolution.c (scev_const_prop): Same.
	* tree-ssa-loop-im.c (rewrite_reciprocal): Same.
	* tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Same.
	* tree-ssa-loop-manip.c (create_iv): Same.
	* tree-ssa-math-opts.c (execute_cse_sincos_1): Same.
	* tree-ssa-phiopt.c (minmax_replacement): Same.
	(abs_replacement): Same.

2008-04-25  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-04/msg01965.html

	* gimplify.c (annotate_all_with_location_after): New.
	(gimplify_expr): Call it.

2008-04-25  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @134692.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-04-25  Doug Kwan  <dougkwan@google.com>

	* tree-inline.c (expand_call_inline):  Save old call statement
	and use it to look up correct EH region.

2008-04-24  Doug Kwan  <dougkwan@google.com>

	* Makefile.in (STRICT_WARN): Remove -Wno-format and
	-Wno-missing-format-attribute.
	* gimplify.c (gimple_pop_condition): Remove redundant and incorrect
	gimple_seq_free.
	(gimplify_init_ctor_eval_range): Add a fall-through label for
	GIMPLE_COND statement.

2008-04-25  Rafael Espíndola <espindola@google.com>

	* tree-ssa-dom.c (avail_expr_eq): Return false if the hashes don't
	match.

2008-04-24  Oleg Ryjkov  <olegr@google.com>

	* gimplify.c (gimplify_expr): Fix the assertion that verifies validity
	of parameters.
	* tree-inline.c (estimate_num_insns): Handle
	GIMPLE_CHANGE_DYNAMIC_TYPE.
	* tree-cfg.c (verify_types_in_gimple_stmt): Likewise.

2008-04-24  Rafael Espíndola <espindola@google.com>

	* tree-ssa-dom.c (initialize_hash_element): Fix the type of the code
	variable.

2008-04-23  Rafael Espíndola <espindola@google.com>

	* omp-low.c (gate_lower_omp): Return 0.
	* passes.c (init_optimization_passes): Enable all passes whose
	corresponding dump options are used in the testsuite.
	* tree-loop-distribution.c (tree_loop_distribution): Comment body.
	(gate_tree_loop_distribution): Return 0.
	* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
	Comment body.
	(gate_forwprop): Return 0.
	* tree-ssa-loop.c (gate_tree_ssa_loop_unswitch): Return 0.
	(gate_tree_vectorize): Return 0.
	(gate_tree_ssa_loop_ivcanon): Return 0.
	(tree_ssa_empty_loop): Return 0.
	(gate_tree_complete_unroll): Return 0.
	* tree-ssa-pre.c (gate_fre): Return 0.
	* tree-ssa-reassoc.c (execute_reassoc): Comment body.
	(gate_tree_ssa_reassoc): Return 0.
	* tree-stdarg.c (gate_optimize_stdarg): Return 0.
	(execute_optimize_stdarg): Comment body.
	* tree-vrp.c (execute_vrp): Comment body.
	(gate_vrp): Return 0.

2008-04-22  Aldy Hernandez  <aldyh@redhat.com>

	* omp-low.c (lower_omp_parallel): Add new argument to
	gimple_omp_parallel_set_combined_p.
	(lower_omp_1): Remove debugging code.
	* gimple.h (gimple_omp_parallel_combined_p): Add new argument.

2008-04-22  Rafael Espíndola <espindola@google.com>

	Merge with mainline @134552.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-04-21  Doug Kwan  <dougkwan@google.com>

	* tree-ssa-phiopt.c (FILE): Uncomment all previously disabled code.
	(tree_ssa_phiopt): Remove FIXME and re-enable code.
	(tree_ssa_cs_elim): Remove FIXME and re-enable code.
	(tree_ssa_phiopt_worker): Tuplify.
	(replace_phi_edge_with_variable): Tuplify.
	(conditional_replacement): Tuplify and simplify optimization logic.
	Construct a boolean tree and let fold and force_gimple_operand_gsi
	do optimization and code genaration.
	(value_replacement): Tuplify.
	(minmax_replacement): Tuplify.
	(abs_replacement): Tuplify.
	(nt_init_block): Tuplify.
	(cond_store_replacement): Tuplify.
	* gimple.h (gimple_seq_singleton_p): Fix empty sequence bug.
	* passes.c (init_optimization_passes): Re-enable pass_cselim
	and pass_phiopt.

2008-04-21  Diego Novillo  <dnovillo@google.com>

	* tree.c (make_node_stat): Clear gimple_body() for newly
	created FUNCTION_DECLs.
	* tree-gimple.c (rhs_predicate_for): Move to gimplify.c.
	* tree-gimple.h (rhs_predicate_for): Remove declaration.
	* gimple-pretty-print.c (dump_gimple_assign): Add support
	for showing volatile operands.
	(dump_gimple_call): Likewise.
	Add support for showing __builtin_va_arg_pack, static
	chains, return slot optimized and tail calls.
	(dump_gimple_phi): Remove code to print memory symbols.
	* gimplify.c (is_gimple_formal_tmp_or_call_rhs): New.
	(is_gimple_mem_or_call_rhs): New.
	(rhs_predicate_for): Call them.
	(internal_get_tmp_var): Use is_gimple_formal_tmp_or_call_rhs as
	the gimplification predicate.
	Use the last statement in *PRE_P to get the temporary to
	be updated when in SSA form.
	(gimplify_bind_expr): Clear out *EXPR_P before returning.
	(gimplify_call_expr): Do not build a GIMPLE_CALL if
	WANT_VALUE is true.
	Call gimple_build_call_from_tree if WANT_VALUE is false.
	Remove local variable ARGS.
	(gimplify_modify_expr): If after gimplification *FROM_P
	is a CALL_EXPR, create a GIMPLE_CALL instead of a
	GIMPLE_ASSIGN.
	Document why the gimplification of the RHS should accept
	CALL_EXPRs.
	(gimplify_expr): Document where the generated statement
	is stored.
	Accept is_gimple_formal_tmp_or_call_rhs and
	is_gimple_mem_or_call_rhs as gimplification predicates.
	When gimplifying statements, clear out *EXPR_P before
	returning.
	When generating an rvalue, call is_gimple_formal_tmp_or_call_rhs
	to test *EXPR_P.
	* tree-dfa.c (mark_symbols_for_renaming): Remove
	ATTRIBUTE_UNUSED.
	* tree-flow.h (stmt_references_memory_p): Remove.
	* gimple.c (gimple_build_call_from_tree): New.
	* gimple.h (struct gimple_statement_with_memory_ops): Add
	bitfield references_memory_p.
	(gimple_build_call_from_tree): Declare.
	(gimple_references_memory_p): Rename from
	stmt_references_memory_p.  Move here.  Update all users.
	(gimple_set_references_memory): New.
	(gimple_assign_set_rhs1): When the assignment has more
	than one operand on the RHS, assert that the operands are
	gimple values.
	(gimple_assign_set_rhs2): Assert that the operand is a
	gimple value.
	(gimple_call_set_return_slot_opt): Fix mask clearing.
	(gimple_call_set_from_thunk): Likewise.
	(gimple_call_set_va_arg_pack): Likewise.
	* tree-cfg.c (dump_function_to_file): Do not indent when
	doing a GIMPLE dump.
	* tree-ssa-operands.c (add_virtual_operand): Call
	gimple_set_references_memory.
	(get_addr_dereference_operands): Likewise.
	(get_tmr_operands): Likewise.
	(maybe_add_call_clobbered_vops): Likewise.
	(get_asm_expr_operands): Likewise.
	(parse_ssa_operands): Likewise.
	(build_ssa_operands): Likewise.
	(stmt_references_memory_p): Remove.

2008-04-21  Rafael Espíndola <espindola@google.com>

	Cherry pick http://gcc.gnu.org/ml/gcc-patches/2008-04/msg01213.html

	* params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
	to zero, thus disable creation of SFTs.
	* gcc.dg/tree-ssa/salias-1.c: Remove.
	* gcc.dg/tree-ssa/pr26421.c: Adjust pattern.
	* gcc.dg/tree-ssa/alias-15.c: Likewise.
	* gcc.dg/tree-ssa/ssa-lim-3.c: Run at -O2.

2008-04-20  Zdenek Dvorak  <ook@ucw.cz>

	* passes.c (init_optimization_passes): Enable pass_dce_loop.

2008-04-20  Zdenek Dvorak  <ook@ucw.cz>

	* tree-data-ref.c (split_constant_offset_1): Use POINTER_PLUS_EXPR
	for pointer addition.
	(split_constant_offset): Set VAR to EXP before conversions are
	stripped, when no offset is removed.  Handle chrec_dont_know.
	* tree-predcom.c: Tuplified.
	* passes.c (init_optimization_passes): Enable pass_predcom.

2008-04-18  Aldy Hernandez  <aldyh@redhat.com>

	* omp-low.c (lower_rec_input_clauses): Remove fixme and
	ATTRIBUTE_UNUSED.
	(lower_lastprivate_clauses): Same.
	(lower_reduction_clauses): Same.
	(lower_copyprivate_clauses): Same.
	(lower_send_clauses): Same.
	(lower_send_shared_vars): Same.
	(maybe_catch_exception): Convert to tuples.
	(lower_omp_sections): Same.
	(lower_omp_single_simple): Same.
	(lower_omp_single_copy): Same.
	(lower_omp_single): Same.
	(lower_omp_master): Same.
	(lower_omp_ordered): Same.
	(lower_omp_critical): Same.
	(lower_omp_for_lastprivate): Same.
	(lower_omp_for): Same.
	(check_combined_parallel): Same.
	(lower_omp_parallel): Same.
	(lower_omp_1): Same.
	(execute_lower_omp): Enable.
	* gimple-dummy.c: Remove dummy functions for lower_omp_*.
	* gimple-low.c (lower_omp_directive): Convert to tuples.
	(lower_stmt): Remove fixme.
	* gimple.h (gimple_seq_alloc_with_stmt): New.
	(gimple_omp_section_set_last): New.
	(gimple_omp_parallel_set_combined_p): New.
	(gimple_bind_add_stmt): New.
	(gimple_bind_add_seq): New.
	* tree-cfg.c (verify_node_sharing): Fix typo in comment.

2008-04-17  Oleg Ryjkov  <olegr@google.com>

	* Reverting forwprop patch.

	2008-04-16  Oleg Ryjkov  <olegr@google.com>

		* tree-ssa-forwprop.c (get_prop_dest_stmtm get_prop_source_stmt,
		can_propagate_from, remove_prop_source_from_use,
		tidy_after_forward_propagate_addr,
		forward_propagate_addr_into_variable_array_index,
		forward_propagate_addr_expr_1, forward_propagate_addr_expr,
		forward_propagate_comparison, simplify_not_neg_expr,
		simplify_switch_expr,
		tree_ssa_forward_propagate_single_use_variables): Tuplified.
		(forward_propagate_into_cond): Tuplified and moved some functionality
		into forward_propagate_into_cond_gimple.
		(rhs_to_tree, forward_propagate_into_cond_gimple): New functions.
		* passes.c (init_optimization_passes): Enabled pass_forwprop.
		* tree-cfg.c (find_taken_edge_cond_expr): Fixed comment.

2008-04-16  Oleg Ryjkov  <olegr@google.com>

	* tree-ssa-forwprop.c (get_prop_dest_stmtm get_prop_source_stmt,
	can_propagate_from, remove_prop_source_from_use,
	tidy_after_forward_propagate_addr,
	forward_propagate_addr_into_variable_array_index,
	forward_propagate_addr_expr_1, forward_propagate_addr_expr,
	forward_propagate_comparison, simplify_not_neg_expr,
	simplify_switch_expr,
	tree_ssa_forward_propagate_single_use_variables): Tuplified.
	(forward_propagate_into_cond): Tuplified and moved some functionality
	into forward_propagate_into_cond_gimple.
	(rhs_to_tree, forward_propagate_into_cond_gimple): New functions.
	* passes.c (init_optimization_passes): Enabled pass_forwprop.
	* tree-cfg.c (find_taken_edge_cond_expr): Fixed comment.

2008-04-16  Doug Kwan  <dougkwan@google.com>

	* Makefile.in (STRICT_WARN): Disable -Wmissing-format-attribute
	and -Wformat temporarily for bootstrapping.
	* lambda-code.c (invariant_in_loop_and_outer_loops): Comment out
	to avoid defined-and-not-used warning.
	* tree-cfg.c (gather_blocks_in_sese_region): Comment out to avoid
	defined-and-not-used warning.
 
2008-04-16  Doug Kwan  <dougkwan@google.com>

	* Makefile.in (GTFILES): Add back ipa-reference.h and ipa-reference.c.
	* gimple-dummy.c (memory_identifier_string): Remove.
	* ipa-cp.c (constant_val_insert): Tuplify.
	* ipa-prop.c (File): Uncomment all previously disabled code.
	(ipa_method_modify_stmt): Tuplify.
	(ipa_method_compute_modify): Tuplify.
	(ipa_callsite_tree): Renamed to ipa_callsite_stmt.  Update callers.
	(ipa_callsite_stmt): New.
	(ipa_callsite_compute_count): Tuplify.
	(ipa_callsite_compute_param): Tuplify.
	* ipa-reference.c (File): Uncomment all previously disabled code.
	(get_asm_stmt_operands): Tuplify.
	(check_call): Tuplify.  Also add code to handle assignment of
	returned value.
	(scan_for_static_refs): Remove.  Tuplify body and split into two
	new functions scan_stmt_for_static_refs and scan_op_for_static_refs.
	Update callers.
	(scan_stmt_for_static_refs): New.  Split from scan_for_static_refs.
	(scan_op_for_static_refs): New.  Split from scan_for_static_refs.
	(analyze_variable): Update walk_tree call.
	(analyze_function): Tuplify.
	* passes.c (init_optimization_passes): Re-enable pass_ipa_reference.
	* tree-flow.h (struct function_ann_d): Uncomment field
	ipa_reference_vars_info.

2008-04-15  Doug Kwan  <dougkwan@google.com>

	* tree-eh.c (operation_could_trap_p): Fix filtering logic.

2008-04-15  Bill Maddox  <maddox@google.com>

	* tree-ssa-dom.c: (degenerate_phi_result, remove_stmt_or_phi,
	get_rhs_or_phi_arg, get_lhs_or_phi_result, propagate_rhs_into_lhs,
	eliminate_const_or_copy, eliminate_degenerate_phis_1,
	eliminate_degenerate_phis): Convert to tuples.
	* passes.c (init_optimization_passes): Enable pass_phi_only_cprop.
	
2008-04-15  Oleg Ryjkov  <olegr@google.com>

	* tree-ssa-dom.c (record_const_or_copy): Moving a variable declaration to
	the top of a block.

2008-04-15  Doug Kwan  <dougkwan@google.com>

	* tree-ssa-sink.c (File): Uncomment all previously disabled code.
	(find_bb_for_arg): Tuplify.
	(all_immediate_uses_sample_place): Tuplify.
	(nearest_common_dominator_of_uses): Tuplify.
	(statement_sink_location): Tuplify.  Remove parameter tobb and update
	caller.
	(sink_code_in_bb): Tuplify.
	* passes.c (init_optimization_passes): Re-enable pass_sink_code.

2008-04-14  Bill Maddox  <maddox@google.com>

	* tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edge,
	create_edge_and_update_destination_phis, redirection_block_p):
	Convert to tuples.
	* tree.c (iterative_hash_exprs_commutative): New function.
	* tree.h (iterative_hash_exprs_commutative): Declare.
	* tree-ssa_dom.c (enum expr_kind, struct hashable_expr,
	struct cond_equivalence): New types.
	(struct edge_info): Use struct cond_equivalence.
	(avail_exprs_stack): Stack of expr_hash_elt*, not expressions.
	(stmts_to_rescan): Use type gimple for statements.
	(struct expr_hash_elt): Represent statement RHS with hashable_expr,
	not a tree.  Add unique stamp to each entry for efficient and reliable
	element removal.
	(struct eq_expr_value): Delete unused type.
	(initialize_hash_element): Convert to tuples.  Now applies
	only to statements.
	(initialize_expr_from_cond, initialize_hash_element_from_expr):
	New functions.  Replace former functionality of initialize_hash_element
	for conditions presented as trees.
	(hashable_expr_equal_p, iterative_hash_hashable_expr): New functions.
	(print_expr_hash_elt): New function.
	(free_expr_hash_elt): New function.
	(tree_ssa_dominator_optimize): Convert to tuples
	(canonicalize_comparison): Convert to tuples.
	(remove_local_expressions_from_table): Use new avail_exprs_stack
	representation.  Add optional extra diagnostic details.
	(simplify_stmt_for_jump_threading, dom_thread_across_edge,
	dom_opt_finalize_block): Convert to tuples.
	(record_cond, build_and_record_new_cond): Convert to tuples.
	Use new hashable_expr type.  Extra diagnostic details.
	(record_const_or_copy_1): Extra diagnostic details.
	(record_const_or_copy): Add assertion.
	(simple_iv_increment_p, cprop_into_successor_phis, record_edge_info):
	Convert to tuples.
	(eliminate_redundant_computations): Convert to tuples.
	Additional diagnostic details.
	(gimple_assign_unary_useless_conversion_p): New function.
	(record_equivalences_from_statement): Convert to tuples.
	Additional diagnostic details.
	(cprop_operand, cprop_into_stmt): Convert to tuples.
	(optimize_stmt): Convert to tuples.
	(lookup_avail_expr): Use hashable_expr.  Additional diagnostic details.
	(avail_expr_hash, avail_expr_eq): Use hashable_expr.
	* tree-ssa-copy.c (may_propagate_copy_into_stmt,
	propagate_tree_value_into_stmt): New functions.
	* tree-flow.h: (may_propagate_copy_into_stmt,
	propagate_tree_value_into_stmt): Declare.
	(thread_across_edge): Change declaration of callback to accept a
	gimple statement.
	* gimple.c (gimple_call_flags): Declare argument as a constant.
	(gimple_has_side_effects): Declare argument as a constant.
	Examine function arguments for side-effects.
	(gimple_rhs_has_side_effects): New function.
	* gimple.h (gimple_call_flags): Declare argument as a constant.
	(gimple_has_side_effects): Declare argument as a constant.
	(gimple_rhs_has_side_effects): Declare new function.
	(is_gimple_assign): New inline function.
	(gimple_switch_index_ptr): New function.
	* passes.c (init_optimization_passes): Enable pass_dominator.
	* tree-ssa_threadedge.c (potentially_threadable_block,
	lhs_of_dominating_assert, record_temporary_equivalences_from_phis):
	Convert to tuples.
	(fold_assignment_stmt): New function.
	(record_temporary_equivalences_from_stmts_at_dest,
	simplify_control_stmt_condition, thread_across_edge): Convert to tuples.

2008-04-14  Doug Kwan  <dougkwan@google.com>

	* c-typeck.c (convert_for_assignment): Call c_common_unsigned_type

2008-04-14  Doug Kwan  <dougkwan@google.com>

	* gimple-iterator.c (gsi_move_to_bb_end): Use gsi_last_bb
	instead of calling both gsi_last and bb_seq.
	* passes.c (init_optimization_passes): Re-eanble second tail-recursion
	pass.

2008-04-14  Doug Kwan  <dougkwan@google.com>

	* tree-nrv.c (dest_safe_for_nrv_p):  Uncomment.
 	(execute_return_slot_opt): Tuplify.
	* passes.c (init_optimization_passes): Re-enable pass_return_slot.

2008-04-14  Aldy Hernandez  <aldyh@redhat.com>

	* tree-cfg.c (gimple_can_merge_blocks_p): Fix typo.
	* omp-low.c (maybe_lookup_ctx): Uncomment and set ATTRIBUTE_UNUSED.
	(lower_lastprivate_clauses): Same.
	(lower_reduction_clauses): Same.
	(lower_send_clauses): Same.
	(expand_omp_for_generic): Uncomment and convert for tuples.
	(expand_omp_for): Remove fixme.
	(expand_omp_sections): Same.
	(lower_omp_parallel): Partially convert for tuples.
	(lower_omp_regimplify_p): Rename from lower_omp_2.
	(lower_omp_1): Convert for tuples.
	(lower_omp): Same.
	(gimple-dummy.c): Add lower_omp_parallel, lower_omp_for,
	lower_omp_sections, lower_omp_single, lower_omp_master,
	lower_omp_ordered, lower_omp_critical.

2008-04-13  Diego Novillo  <dnovillo@google.com>

	* tree-cfg.c (need_fake_edge_p): Initialize CALL_FLAGS.

2008-04-12  Rafael Espíndola <espindola@google.com>

	Merge with mainline @134237.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-04-13  Rafael Espíndola <espindola@google.com>

	* config/extensions.m4: Add. Was missing from previous merge.

2008-04-12  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133860.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-04-11  Oleg Ryjkov  <olegr@google.com>

	* tree-sra.c (scalarize_use): Moving a variable declaration to
	the top of a block.

2008-04-11  Oleg Ryjkov  <olegr@google.com>

	* tree-sra.c (insert_edge_copies_seq): Removed unused variable.

2008-04-11  Oleg Ryjkov  <olegr@google.com>

	* tree-sra.c (sra_build_assignment): Tuplified.
	(mark_all_v_defs): Removed.
	(mark_all_v_defs_seq, mark_all_v_defs_stmt): New functions.
	(sra_walk_expr): Tuplified.
	(sra_walk_tree_list): Removed.
	(sra_walk_call_expr, sra_walk_gimple_asm,
	sra_walk_gimple_modifY_stmt, ): Tuplified and renamed.
	(sra_walk_gimple_call, sra_walk_gimple_asm,
	sra_walk_gimple_assign): New names for tuplified functions.
	(sra_walk_function, find_candidates_for_sra, scan_use, scan_copy,
	scan_ldst, instantiate_element, decide_instantiations,
	mark_all_v_defs_1, sra_build_assignment, sra_build_bf_assignment,
	sra_build_elt_assignment, generate_copy_inout,
	generate_element_copy, generate_element_zero,
	generate_one_element_init, generate_element_init_1): Tuplified.
	(insert_edge_copies): Removed.
	(insert_edge_copies_seq): New function.
	(sra_insert_before, sra_insert_after, sra_replace,
	sra_explode_bitfield_assignment, sra_sync_for_bitfield_assignment,
	scalarize_use, scalarize_copy, scalarize_init, mark_no_trap,
	scalarize_ldst, scalarize_parms, scalarize_function): Tuplified.
	(tree_sra, tree_sra_early): Enabled
	(sra_init_cache): Removed extra space.
	* tree-flow.h (insert_edge_copies_seq): New declaration.
	* gimple.h (gimple_asm_input_op_ptr, gimple_asm_output_op_ptr,
	gimple_return_retval_ptr): New functions.
	* passes.c (init_optimization_passes): Enabled pass_sra,
	pass_early_sra.

2008-04-11  Doug Kwan  <dougkwan@google.com>

	* ipa-pure-const.c (get_asm_expr_operands): Tuplify.
	(get_asm_expr_operands): Tuplify.
	(check_call): Tuplify. Add code to handle return value assignment.
 	(scan_function): Remove. Original code is tuplified and split into
	two new functions scan_function_op and scan_function_stmt.
	(scan_function_op): New function.
	(scan_function_stmt): New function.
	(analyze_function): Tuplify and re-enable previously disabled code. 
	* passes.c (init_optimization_passes): Re-enable pass_ipa_pure_const.

2008-04-11 Oleg Ryjkov  <olegr@google.com>

	* builtins.c (fold_call_stmt): Return the proper value.
	* tree-ssa-ccp.c (maybe_fold_stmt_addition): Modify arguments to
	allow this function to be called on a GIMPLE_ASSIGN.
	(fold_stmt_r): Update the call to maybe_fold_stmt_addition.
	(fold_gimple_assign): Manually call maybe_fold_stmt_addition to
	fold a POINTER_PLUS_EXPR.

2008-04-11  Doug Kwan  <dougkwan@google.com>

	* tree-ssa-phiprop.c (File): Uncomment all previously disabled code.
	(struct phiprop_d): Change type of vop_stmt to gimple.
	(phivn_valid_p): Tuplify.
	(phiprop_insert_phi): Tuplify.
	(propagate_with_phi): Tuplify.
	(tree_ssa_phiprop_1): Tuplify.
	(tree_ssa_phiprop): Tuplify.
	* passes.c (init_optimization_passes): Re-enable pass_phiprop.

2008-04-11  Rafael Espíndola <espindola@google.com>

	* tree-ssa-math-opts.c (execute_cse_sincos_1): fix warning.

2008-04-10  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-04/msg00913.html

	* ipa-inline.c (cgraph_clone_inlined_nodes): Change uses
	of DECL_SAVED_TREE with gimple_body.
	(cgraph_decide_inlining_incrementally): Likewise.
	* gimple-iterator.c (gsi_insert_seq_before_without_update):
	Do nothing if SEQ is NULL.
	(gsi_insert_seq_after_without_update): Likewise.
	* tree-ssa-live.c (mark_all_vars_used_1): Do not handle
	EXPR trees.
	(remove_unused_locals): Mark the gimple_block of every
	statement as used.
	* tree-inline.c (remap_gimple_stmt): Forward declare.
	(remap_decls): Tidy comments.
	(remap_gimple_seq): New.
	(copy_gimple_bind): New.
	(remap_gimple_stmt): Call it.
	Handle High GIMPLE statements.
	(copy_bb): Regimplify operands on COPY_GSI instead of
	GSI.
	(copy_cfg_body): Tidy.
	(copy_generic_body): Remove unused function.
	(clone_body): Tuplify.
	* c-common.c (c_warn_unused_result): Remove assertion for
	FUNCTION_TYPE.
	* gimple.c (gimple_seq_copy): Rename from
	gimple_seq_deep_copy.  Update all users.
	(walk_gimple_stmt): Assert that STMT has no substatements
	in the default case.
	(gimple_copy_1): Merge into gimple_copy.
	(gimple_copy): Always do deep copying.
	Handle statements with substatements.
	(gimple_shallow_copy): Remove unused function.
	(gimple_deep_copy): Remove.  Update all users.
	* gimple.h: Tidy comments and structure fields
	everywhere.
	(gimple_has_substatements): New.
	(walk_stmt_fn): Change last argument to struct walk_stmt_info *.
	Update all users.

2008-04-10 Oleg Ryjkov  <olegr@google.com>

	* tree.h (struct tree_base): Added a new flag default_def_flag.
	(SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.

2008-04-08  Doug Kwan  <dougkwan@google.com>

	* gimplify.c (gimple_push_cleanup): Initialize cleanup_stmts to NULL.

2008-04-08  Doug Kwan  <dougkwan@google.com>
	
	* tree-tailcall.c (struct tailcall): Remove call_block and replace
	call_bsi by call_gsi.
	(independent_of_stmt_p): Change type of parameter 'at' to GIMPLE and
	change all tree using code to GIMPLE using equivalent.
	Remove parameter block_stmt_iterator type parameter bsi with
	gimple_stmt_iterator type parameter gsi. Replace uses of bsi with
	that of gsi in function body as appropriate.
	(process_assignment):  Remove parameter 'ass' and change type of
	parameter 'stmt' to GIMPLE.  Change all tree using code to GIMPLE
	using equivalent.
	(propagate_through_phis, eliminate_tail_call, optimize_tail_call):
	Change all tree using code to GIMPLE using equivalent.
	(find_tail_calls): Change all tree using code to GIMPLE using
	equivalent.  Remove code that handles GIMPLE_MODIFY_STMT containing
	a CALL_EXPR.
	(add_successor_phi_arg, adjust_return_value_with_ops,
	update_accumulator_with_ops, adjust_accumulator_values,
	create_tailcall_accumulator): New functions from refactoring of
	duplicated logic.
	(adjust_accumulator_values, adjust_return_value): Refactor.
	(tree_optimize_tail_calls_1): Refactor and change all tree using code
	to GIMPLE using equivalent.  Remove code to reverse phi list.
	* passes.c (init_optimization_passes):  Re-enable pass_tail_recursion
	and pass_tail_calls.

2008-04-04  Doug Kwan  <dougkwan@google.com>

	* tree-ssa-math-opts.c (struct occurrence): Change field type of
	recip_def_stmt to gimple.
	(is_division_by): Tuplify.
	(insert_reciprocals): Tuplify.
	(replace_reciprocals): Tuplify.
	(execute_cse_reciprocals_1): Tuplify.
	(execute_cse_reciprocals): Tuplify.
	(maybe_record_sincos): Use vector of gimples instead of vector of
	trees.
	(execute_cse_sincos_1): Tuplify.  When adjusting recorded old call
	sites, generate new gimple assign statements and remove old gimple
	call statements.
	(execute_cse_sincos): Tuplify.
	(execute_convert_to_rsqrt): Tuplify.
	* passes.c (init_optimization_passes): Enable pass_cse_sincos,
	pass_cse_reciprocals and pass_convert_to_rsqrt.

2008-04-04  Aldy Hernandez  <aldyh@redhat.com>

	* omp-low.c (gimple_build_cond_empty): New.
	(expand_parallel_call): Convert COND_EXPR to GIMPLE_COND.
	(expand_omp_for_generic): Same.
	(expand_omp_for_static_nochunk): Same. 
	(expand_omp_for_static_chunk): Same.
	(expand_omp_atomic_pipeline): Same.

2008-04-04  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-04/msg00413.html

	* tree-ssa-loop-im.c (movement_possibility): Return
	MOVE_IMPOSSIBLE if that statement makes no assignment.
	* tree-complex.c (get_component_ssa_name): Fix comment.
	(set_component_ssa_name): Assert that COMP's definition
	is LAST.
	* cgraph.c (cgraph_update_edges_for_call_stmt): Tuplify.
	(dump_cgraph_node): Likewise.
	* tree.c (auto_var_in_fn_p): Fix comment.
	* cgraphunit.c (verify_cgraph_node): Remove tuples hack
	that avoided verifying nodes.
	* gimple-pretty-print.c (dump_gimple_asm): Show the
	volatile flag.

	* gimple-dummy.c (optimize_inline_calls): Remove.
	(tree_function_versioning): Remove.
	(tree_versionalbe_function_p): Remove.
	* ipa-inline.c (cgraph_clone_inlined_bodies): Re-format.
	(cgraph_decide_inlining): Re-format.
	(cgraph_decide_inlining_incrementally): Re-format.
	(pass_ipa_inline): Re-format.
	* gimplify.c (gimplify_call_expr): Carry all the
	CALL_EXPR flags to the newly created GIMPLE_CALL.
	(gimplify_asm_expr): Carry ASM_VOLATILE_P and ASM_INPUT_P
	over to the new GIMPLE_ASM.
	* tree-dfa.c (find_new_referenced_vars): Change argument
	to gimple.  Update all callers.
	* cfgexpand.c (set_expr_location_r): New private.
	(gimple_to_tree): Call it.
	Set ASM_VOLATILE_P and ASM_INPUT_P for ASM_EXPRs.
	Carry flags from GIMPLE_CALL for CALL_EXPRs.
	Set TREE_BLOCK on the newly created expression.
	* tree-inline.c: Tuplify.
	* tree-inline.h: Tuplify.
	* tree-optimize.c (execute_fixup_cfg): Tuplify.
	* gimple.c (gimple_build_call_vec): Change second
	argument type to VEC(tree, heap).  Update all callers.
	(gimple_build_assign_with_ops): If the LHS is an
	SSA_NAME, set SSA_NAME_DEF_STMT on it.
	(walk_gimple_seq): Change return type to gimple.  Update
	all users.
	If walk_gimple_stmt returned a value, store it in
	WI->CALLBACK_RESULT.
	(walk_gimple_op): Walk gimple_call_chain_ptr() and
	gimple_call_fn_ptr() for GIMPLE_CALL.
	(walk_gimple_stmt): Add new local HANDLED_OPS.
	If callback_stmt() sets HANDLED_OPS, return its return
	value.
	If any call to walk_gimple_seq returns a non-NULL value,
	return WI->CALLBACK_RESULT.
	(gimple_copy_1): New function.
	(gimple_deep_copy): Rename from gimple_copy.  Update all
	users.
	Call gimple_copy_1.
	(gimple_shallow_copy): New.
	(gimple_regimplify_operands): New.
	* gimple.h (GF_ASM_INPUT): Define.
	(GF_ASM_VOLATILE): Define.
	(GF_CALL_CANNOT_INLINE): Define.
	(GF_CALL_FROM_THUNK): Define.
	(GF_CALL_RETURN_SLOT_OPT): Define.
	(GF_CALL_VA_ARG_PACK): Define.
	(gimple_stmt_iterator): Move earlier in the file.
	(gimple_omp_return_nowait_p): Fix return expression.
	(gimple_omp_section_last_p): Likewise.
	(gimple_omp_parallel_combined_p): Likewise.
	(gimple_call_noreturn_p): Likewise.
	(gimple_call_nothrow_p): Likewise.
	(gimple_asm_volatile_p): Likewise.
	(gimple_try_catch_is_cleanup): Likewise.
	(gimple_assign_set_rhs1): assert that RHS is a gimple
	operand.
	(is_gimple_call): New.  Change all users that tested
	gimple_code() == GIMPLE_CALL.
	(gimple_call_fn_ptr): New.
	(gimple_call_chain_ptr): New.
	(gimple_call_set_chain): Accept NULL values for CHAIN.
	(gimple_call_set_tail): Add bool argument specifying the
	value of the flag.  Update all users.
	(gimple_asm_set_volatile): Likewise.
	(gimple_call_set_cannot_inline): Rename from
	gimple_call_mark_uninlinable.  Add bool argument
	specifying the value of the flag.  Update all users.
	(gimple_call_set_return_slot_opt): New.
	(gimple_call_return_slot_opt_p): New.
	(gimple_call_set_from_thunk): New.
	(gimple_call_from_thunk_p): New.
	(gimple_call_va_arg_pack_p): New.
	(gimple_call_copy_flags): New.
	(gimple_asm_set_input): New.
	(gimple_asm_input_p): New.
	(gimple_asm_clear_volatile): Remove.
	(walk_stmt_fn): Add second argument bool *.  Update all
	users.
	(struct walk_stmt_info): Add new field callback_result.
	* tree-cfg.c (gimple_split_block): Tuplify.
	(gimple_block_ends_with_condjump_p): Tuplify.
	(need_fake_edge_p): Tuplify.
	(gimple_flow_call_edges_add): Tuplify.
	(gimple_purge_dead_abnormal_call_edges): Tuplify.
	(gimple_purge_dead_eh_edges): Remove ATTRIBUTE_UNUSED.
	(gimple_cfg_hooks): Add gimple_block_ends_with_condjump_p
	and gimple_flow_call_edges_add
	* passes.c (init_optimization_passes): Enable
	pass_cleanup_cfg, pass_inline_parameters,
	pass_ipa_inline and pass_apply_inline.
	(execute_todo): Re-enable check for TODO_update_ssa_any
	if need_ssa_update_p() returns true.
	* tree-ssa-operands.c (ssa_operands_active): Return false
	if cfun is NULL.


2008-04-04  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133632.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-04-04  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133631.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-04-04  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133630.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-04-03  Aldy Hernandez  <aldyh@redhat.com>

	* omp-low.c (expand_omp_sections): Use
	gimple_omp_sections_control.
	(lower_omp_sections): Same.
	* gimplify.c (gimplify_omp_workshare): Adjust OMP clauses before
	creating gimple tuple.
	Add gimple tuple to sequence.
	Set OMP_SECTIONS_CONTROL in newly created tuple.
	* gimple.h (gimple_statement_omp_sections): Add control.
	(gimple_omp_sections_control): New.
	(gimple_omp_sections_control_ptr): New.
	(gimple_omp_sections_set_control): New.

2008-04-03  Oleg Ryjkov  <olegr@google.com>

	* tree-nested.c (convert_nl_goto_receiver): Changed to hadle gimple
	statements instead of trees.
	(lower_nested_functions): Pass convert_nl_goto_receiver as the first
	parameter to walk_all_functions.

2008-04-03  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133624.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-04-03  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133612.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-04-03  Aldy Hernandez  <aldyh@redhat.com>

	* tree-pretty-print.c (dump_generic_node): Remove
	OMP_{RETURN,CONTINUE} cases.
	* tree.h (OMP_RETURN_NOWAIT): Remove.
	* omp-low.c (dump_omp_region): Rename OMP_{CONTINUE,RETURN} to
	GIMPLE_OMP_{CONTINUE,RETURN}.
	(expand_omp_for_generic): Handle new arguments to
	GIMPLE_OMP_CONTINUE.
	(expand_omp_for_static_nochunk): Same.
	(expand_omp_for_static_chunk): Same.
	(expand_omp_sections): Same.
	(expand_omp): Rename all OMP_* to GIMPLE_OMP_*.
	(lower_omp_sections): Rename OMP_CONTINUE to GIMPLE_OMP_CONTINUE.
	(lower_omp_for): Same.
	* tree-gimple.c (is_gimple_stmt): Remove OMP_{RETURN,CONTINUE}
	cases.
	* gsstruct.def: Add GSS_OMP_CONTINUE.
	* gimple-pretty-print.c (dump_gimple_omp_continue): New.
	(dump_gimple_omp_return): New.
	(dump_gimple_stmt): Add cases for GIMPLE_OMP_{CONTINUE,RETURN}.
	* gimplify.c (gimplify_expr): Remove cases for
	OMP_{CONTINUE,RETURN}.
	* tree.def (DEFTREECODE): Remove OMP_{RETURN,CONTINUE}.
	* tree-cfgcleanup.c (cleanup_omp_return): Rename
	OMP_SECTIONS_SWITCH to GIMPLE_OMP_SECTIONS_SWITCH.
	* gimple.c (gss_for_code): GIMPLE_OMP_RETURN returns GSS_BASE.
	GIMPLE_OMP_CONTINUE return GSS_OMP_CONTINUE.
	(gimple_size): Adjust size of GIMPLE_OMP_{RETURN,CONTINUE}.
	(gimple_build_omp_continue): Change arguments.
	(walk_gimple_op): Walk GIMPLE_OMP_CONTINUE operands.
	(walk_gimple_stmt): Remove GIMPLE_OMP_CONTINUE case.
	* gimple.h (struct gimple_statement_omp_continue): New.
	(union gimple_statement_d): Add gimple_omp_continue.
	(gimple_build_omp_continue): Change argument types in prototype.
	(gimple_omp_return_set_nowait): Rename OMP_RETURN to
	GIMPLE_OMP_RETURN.
	(gimple_omp_continue_control_def): New.
	(gimple_omp_continue_control_def_ptr): New.
	(gimple_omp_continue_set_control_def): New.
	(gimple_omp_continue_control_use): New.
	(gimple_omp_continue_control_use_ptr): New.
	(gimple_omp_continue_set_control_use): New.
	* tree-cfg.c (make_edges): Rename OMP_ to GIMPLE_OMP_.
	(gimple_redirect_edge_and_branch): Same.
	* tree-ssa-operands.c (get_expr_operands): Remove OMP_CONTINUE
	case.

2008-04-02  Doug Kwan  <dougkwan@google.com>

	* tree-complex.c (expand_complex_comparison): Set condition code
	correctly for the NE_EXPR case.
	* cfgexpand.c (gimple_to_tree): Generate assignment to return value
	if necessary.

2008-04-02  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133597.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-04-02  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133527.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-04-02  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133519.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-04-02  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133453.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-04-01  Doug Kwan  <dougkwan@google.com>
	    Bill Maddox  <maddox@google.com>.

	* value-prof.c (interesting_stringop_to_profile_p) Call
	validate_gimple_arglist instead of validate_arglist.
	* tree.h (validate_arglist): New declaration.
	* builtins.c (expand_builtin_setjmp_receiver, expand_builtin_longjmp,
	expand_builtin_nonlocal_goto, expand_builtin_nonlocal_goto,
	expand_builtin_update_setjmp_buf, expand_builtin_prefetch,
	expand_builtin_apply, expand_builtin_return, expand_builtin_mathfn,
	expand_builtin_mathfn_2, expand_builtin_mathfn_3,
	expand_builtin_interclass_mathfn, expand_builtin_sincos,
	expand_builtin_cexpi, expand_builtin_int_roundingfn,
	expand_builtin_int_roundingfn_2, expand_builtin_pow,
	expand_builtin_powi, expand_builtin_strlen, expand_builtin_strlen,
	expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
	expand_builtin_memcpy, expand_builtin_memcpy,
	expand_builtin_mempcpy_args, expand_builtin_bcopy, expand_movstr,
	expand_builtin_stpcpy, expand_builtin_strncpy, builtin_memset_gen_str,
	expand_builtin_bzero, expand_builtin_memchr, expand_builtin_memcmp,
	expand_builtin_strcmp, expand_builtin_strncmp, expand_builtin_strcat,
	expand_builtin_strncat, expand_builtin_strspn, expand_builtin_alloca,
	expand_builtin_bswap, expand_builtin_unop, expand_builtin_fputs,
	expand_builtin_fabs, expand_builtin_copysign,
	expand_builtin___clear_cache, expand_builtin_init_trampoline,
	expand_builtin_adjust_trampoline, expand_builtin_signbit,
	expand_builtin, validate_arg, expand_builtin_object_size,
	expand_builtin_object_size, expand_builtin_memory_chk) Re-enable code
	previously disabled for GIMPLE.
	(expand_builtin_memcpy, expand_builtin_memset_args): Re-enable code
	previously disabled for GIMPLE.  Look up tree attribute for original
	GIMPLE statement.
	(validate_arglist): Use old interface of tree node instead of GIMPLE
	statement.
	(validate_gimple_arglist):  New function.
	* cfgexpand.c (gimple_to_tree): Set GIMPLE statement tree attribute
	for builtin function calls.
	* tree-flow.h (struct tree_ann_common_d): New field stmt.
	* gimple.h (validate_gimple_arglist): New declaration.
	(validate_arglist): Moved to tree.h.

2008-03-31  Oleg Ryjkov  <olegr@google.com>

	* gimplify.c (gimplify_switch_expr): Verify the return value from
	gimplify_expr.

2008-03-31  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133452.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-31  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133440.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-31  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133423.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-30  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133342.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-28  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133341.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-28  Oleg Ryjkov  <olegr@google.com>

	* tree-eh.c (replace_goto_queue_1): Do a deep copy of the replacement
	sequence.
	(maybe_record_in_goto_queue): Set is_label flag when recording
	GIMPLE_GOTOs.
	(do_return_redirection, do_return_redirection): Changed to set
	cont_stmt.
	(lower_try_finally_onedest): Fix the code that assumes that gotos
	themselves(instead of the labels) are recorded in the goto_queue.
	(lower_try_finally_copy): Likewise.
	(lower_try_finally_switch): Likewise, also fix the VEC_* operations.
	* gimple.h (gimple_build_switch): Fixed comment.

2008-03-28  Doug Kwan  <dougkwan@google.com>

	* omp-low.c (expand_omp_sections): Fix build breakage due to an
	uninitialized variable.

2008-03-28  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133315.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-28  Diego Novillo  <dnovillo@google.com>

	* omp-low.c (expand_omp_for_static_chunk): Initialize
	V_MAIN and V_BACK.
	(expand_omp_for): Initialize VIN.

2008-03-28  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133313.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-27  Doug Kwan  <dougkwan@google.com>

	* c-decl.c (merge_decls): Also copy gimple bodies of decls.
	* gimplify.c (gimplify_call_expr): Do not exit early when
	gimplifying __builtin_va_start().

2008-03-27  Oleg Ryjkov  <olegr@google.com>

	* gimple.c (walk_gimple_op): Add a check for assignments with more
	than one operand on the LHS.

2008-03-27  Aldy Hernandez  <aldyh@redhat.com>

	* tree.c (empty_body_p): Remove.
	* tree.h (empty_body_p): Remove prototype.
	* omp-low.c (struct omp_context): Convert to tuples.
	(struct omp_context): Comment and convert to tuples.
	(scan_omp_op): New.
	(is_parallel_ctx): Convert to tuples.
	(extract_omp_for_data): Same.
	(workshare_safe_to_combine_p): Same.
	(get_ws_args_for): Same.
	(determine_parallel_type): Same.
	(use_pointer_for_field): Same.
	(dump_omp_region): Same.
	(debug_all_omp_regions): Same.
	(new_omp_region): Same.
	(new_omp_context): Same.
	(scan_sharing_clauses): Same.
	(create_omp_child_function): Same.
	(scan_omp_parallel): Same.
	(scan_omp_for): Same.
	(scan_omp_sections): Same.
	(scan_omp_single): Same.
	(check_omp_nesting_restrictions): Same.
	(scan_omp_1_op): New.
	(scan_omp_1_stmt): Rename from scan_omp_1.  Rewrite for tuples.
	(scan_omp): Convert to tuples.
	(build_omp_barrier): Same.
	(maybe_lookup_ctx): Same.
	(lower_rec_input_clauses): Same.
	(lower_lastprivate_clauses): Same.
	(lower_reduction_clauses): Same.
	(lower_copyprivate_clauses): Same.
	(lower_send_clauses): Same.
	(lower_send_shared_vars): Same.
	(expand_parallel_call): Same.
	(remove_exit_barrier): Same.
	(remove_exit_barriers): Same.
	(optimize_omp_library_calls): Same.
	(expand_omp_parallel): Same.
	(expand_omp_for_generic): Comment out, and convert to tuples.
	(expand_omp_for_static_nochunk): Convert to tuples.
	(expand_omp_for_static_chunk): Same.
	(expand_omp_for): Same.
	(expand_omp_sections): Same.
	(expand_omp_synch): Same.
	(expand_omp_atomic_fetch_op): Same.
	(expand_omp_atomic_pipeline): Same.
	(expand_omp_atomic_mutex): Same.
	(expand_omp_atomic): Same.
	(expand_omp): Same.
	(build_omp_regions_1): Same. 
	(execute_expand_omp): Enable.
	(execute_lower_omp): Enable and convert to tuples.
	* gimple-dummy.c (omp_reduction_init): Remove.
	* tree-flow.h (struct omp_region): Convert 'type' to tuples.
	(new_omp_region): Adjust prototype for tuples.
	* gimple.c (empty_stmt_p): New.
	(empty_body_p): New.
	* gimple.h (empty_body_p): New prototype.
	(gimple_has_location): Remove fixmes.
	* tree-cfg.c (gimple_block_label): Remove ATTRIBUTE_UNUSED.

2008-03-27  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133311.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-27  Rafael Espíndola <espindola@google.com>

	* gcc/tree-nested.c (save_tmp_var): Use gsi_insert_after_without_update
	instead of gsi_insert_after.

2008-03-26 Jakub Staszak <kuba@et.pl>

	* gimple.h (gimple_uid, gimple_set_uid): Defined.
	(gimple_statement_base): Field UID added.
	* tree-ssa-dse.c (execute_simple_dse): #if 0 removed, bitmap_empty_p
	condition added. (memory_ssa_name_same, memory_address_same,
	get_kill_of_stmt_lhs, dse_possible_dead_store_p, dse_optimize_stmt,
	dse_record_phis, dse_finalize_block, tree_ssa_dse): Tuplified.
	* passes.c (init_optimization_passes): pass_simple_dse and pass_dse
	enabled.
	* testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: {dg-final} changed.
	* testsuite/gcc.dg/tree-ssa/pr30375.c: {dg-final} changed.

2008-03-26  Rafael Espíndola <espindola@google.com>
	* gcc/tree-ssa-operands.c (ssa_operands_active): Assert that cfun is
	not NULL.
	* gcc/tree-nested.c (init_tmp_var): Use
	gsi_insert_before_without_update instead of gsi_insert_before.

2008-03-25  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133309.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-25  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133306.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-25  Bill Maddox  <maddox@google.com>

	* tree-ssa-dom.c (loop_depth_of_name): Tuplify.
	* tree-ssa-copy.c (stmt_may_generate_copy,
	copy_prop_visit_assignment, copy_prop_visi_cond_stmt,
	copy_prop_visit_stmt, copy_prop_visit_phi_node,
	init_copy_prop, execute_copy_prop): Tuplify.
	* passes.c (init_optimization_passes):
	Enable pass_copy_prop.

2008-03-25  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133257.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-25  Oleg Ryjkov  <olegr@google.com>

	* gimple.c (gimple_build_bind): Added a new parameter - the 
	containing block.
	* gimple.h (gimple_build_bind): Changed the header accordingly.
	* gimplify.c (gimplify_bind_expr, gimplify_function_tree): Updated
	the callers of gimple_build_bind.
	(gimplify_body): Updated the call to gimple_build_bind and moved
	the copying of block information into gimplify_bind_expr.

2008-03-25  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133255.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-25  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133251.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-25  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133250.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-24  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133246.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-24  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133222.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-24  Andrew Pinski  <pinskia@gmail.com>

	* passes.c (init_optimization_passes): Enable pass_split_crit_edges.

2008-03-24  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133169.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-21  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133168.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-21  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133167.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-20  Oleg Ryjkov  <olegr@google.com>

	* tree-eh.c (lower_try_finally): Correctly set the lowered sequence.

2008-03-20  Jakub Staszak  <kuba@et.pl>
            Oleg Ryjkov  <olegr@google.com>

	* tree-ssa-sink.c (is_hidden_global_store): Tuplified.
	* tree-ssa-dce.c (mark_stmt_necessary, mark_operand_necessary,
	mark_stmt_if_obviously_necessary,
	mark_control_dependent_edges_necessary,
	find_obviously_necessary_stmts, propagate_necessity,
	remove_dead_phis, eliminate_unnecessary_stmts, tree_dce_init,
	tree_dce_done): Tuplified.
	* tree-flow.h (is_hidden_global_store): Tuplified the declaration.
	* passes.c (init_optimization_passes): Enabled pass_dce and
	pass_cd_dce.

2008-03-20  Oleg Ryjkov <olegr@google.com>

	* tree-complex.c (init_dont_simulate_again, complex_visit_stmt,
	update_complex_components, expand_complex_operations_1): Consider
	GIMPLE_CALLs with a lhs, not only GIMPLE_ASSIGNs.
	* gimplify.c (get_tmp_var_for): Removed.
	(gimplify_call_expr): Remove call to get_tmp_var_for, set
	gimple_register on a new lhs in some cases.

2008-03-20  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133162.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-20  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133161.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-20  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133140.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-20  Rafael Espíndola <espindola@google.com>

	Merge with mainline @133138.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-18  Bill Maddox  <maddox@google.com>

	* builtins.c (fold_builtin_object_size):
	Enable call to compute_builtin_object_size, previously
	stubbed out awaiting tuplification.
	* tree-ssa-ccp.c (valid_gimple_rhs_p, valid_gimple_call_p,
	move_ssa_defining_stmt_for_defs, update_call_from_tree):
	Deleted, moved to tree-ssa-propagate.c.
	(get_maxval_strlen): Use gimple_assign_single_p.
	Handle assignment with unary NOP correctly.
	* tree-ssa-propagate.c (valid_gimple_rhs_p, valid_gimple_call_p,
	move_ssa_defining_stmt_for_defs, update_call_from_tree):
	Moved here from tree-ssa-ccp.c.
	* tree-ssa-propagate.h (valid_gimple_rhs_p, valid_gimple_call_p,
	move_ssa_defining_stmt_for_defs, update_call_from_tree): Declared.
	* gimple-dummy.c (compute_builtin_object_size): Removed dummy.
	* tree_object_size.c (addr_object_size, alloc_object_size)
	Tuplified.
	(pass_through_call, compute_builtin_object_size): Tuplified.
	(expr_object_size): Tuplified.  Some cases broken out.
	(plus_expr_object_size): Deleted.
	(call_object_size, unknown_object_size, plus_stmt_object_size):
	New functions.  Handle cases broken out from expr_object_size.
	(cond_expr_object_size): Fix comment.
	(collect_object_sizes_for): Tuplify.
	(check_for_plus_in_loops_1, check_for_plus_in_loops): Tuplify.
	(compute_object_sizes): Tuplify.
	* gimple.c (gimple_assign_single_p, gimple_assign_unary_nop_p):
	New functions.
	* gimple.h (gimple_assign_single_p, gimple_assign_unary_nop_p):
	Declare.
	* passes.c (init_optimization_passes): Enable pass_object_sizes.

2008-03-18  Diego Novillo  <dnovillo@google.com>
            Oleg Ryjkov  <olegr@google.com>

	* gimplify.c (gimplify_body): Copy the block information from
	the tree function body to gimple function body.
	(gimplify_function_tree): Correctly wrap the function body
	into the try/finally block if creating one.
	* gimple.c (gimple_seq_has_side_effects): Removed.
	* gimple.h (gimple_seq_has_side_effects): Removed declaration.
	* tree-cfg.c (remove_useless_stmts_tf, remove_useless_stmts_tc):
	Modified to use gimple_seq_empty_p instead of
	gimple_seq_has_side_effects.

2008-03-18  Aldy Hernandez  <aldyh@redhat.com>

	* gimple.c (walk_gimple_stmt): Collapse common code.
	Add case for GIMPLE_WITH_CLEANUP_EXPR.

2008-03-17  Zdenek Dvorak  <ook@ucw.cz>

	* gimple-iterator.c (gsi_for_stmt): Use gsi_start_phis.
	(gsi_start_phis): New function.
	* gimple.h (gsi_start_phis): Declare.
	* tree-into-ssa.c (initialize_flags_in_bb, rewrite_initialize_block,
	rewrite_add_phi_arguments, rewrite_update_init_block,
	prepare_block_for_update): Use gsi_start_phis.
	* tree-complex.c (init_dont_simulate_again, update_phi_components):
	Ditto.
	* tree-ssa-loop-manip.c (find_uses_to_rename_bb,
	verify_loop_closed_ssa, split_loop_exit_edge,
	tree_transform_and_unroll_loop): Ditto.
	* tree-scalar-evolution.c (loop_closed_phi_def,
	analyze_scalar_evolution_for_all_loop_phi_nodes, scev_const_prop):
	Ditto.
	* tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_args):
	Ditto.
	* tree-ssa-copyrename.c (rename_ssa_copies): Ditto.
	* tree-ssa-ccp.c (ccp_initialize): Ditto.
	* tree-ssa-loop-ivopts.c (find_bivs, mark_bivs,
	find_interesting_uses_outside, find_interesting_uses,
	determine_set_costs): Ditto.
	* tree-ssa-propagate.c (simulate_block, ssa_prop_init,
	substitute_and_fold): Ditto.
	* tree-ssa-alias.c (dump_points_to_info, create_structure_vars): Ditto.
	* gimple-pretty-print.c (dump_phi_nodes): Ditto.
	* tree-data-ref.c (stmts_from_loop): Ditto.
	* tree-ssa-coalesce.c (build_ssa_conflict_graph,
	create_outofssa_var_map, coalesce_partitions): Ditto.
	* tree-dfa.c (collect_dfa_stats): Ditto.
	* tree-cfgcleanup.c (phi_alternatives_equal, remove_forwarder_block,
	remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
	* tree-ssa-live.c (remove_unused_locals, calculate_live_on_exit,
	verify_live_on_entry): Ditto.
	* tree-ssa.c (ssa_redirect_edge, flush_pending_stmts, verify_ssa,
	execute_late_warn_uninitialized, execute_update_addresses_taken):
	Ditto.
	* tree-outof-ssa.c (eliminate_build, eliminate_virtual_phis,
	rewrite_trees, remove_ssa_form, insert_backedge_copies):
	Ditto.
	* cfgloop.c (find_subloop_latch_edge_by_ivs): Ditto.
	* tree-ssa-structalias.c (compute_points_to_sets, ipa_pta_execute):
	Ditto.
	* tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block,
	reinstall_phi_args, verify_stmts, gimple_make_forwarder_block,
	add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi):
	Ditto.

2008-03-16  Zdenek Dvorak  <ook@ucw.cz>

	* tree-ssa-loop-ivopts.c: Tuplify.
	* gimple-dummy.c (multiplier_allowed_in_address_p, multiply_by_cost,
	tree_ssa_iv_optimize): Removed.
	* tree-ssa-phiopt.c (empty_block_p): Tuplify.
	* gimple.h (gimple_cond_lhs_ptr, gimple_cond_rhs_ptr): New.
	* passes.c (init_optimization_passes): Enable pass_iv_optimize.

	* gimplify.c (gimplify_omp_workshare, gimplify_expr): Avoid using
	uninitialized sequence.

2008-03-13  Bill Maddox  <maddox@google.com>

	* tree.h (fold_call_stmt, gimple_fold_builtin_snprintf_chk):
	Declare new functions.
	* builtins.c (fold_builtin_object_size): Disable call to
	compute_builtin_object_size, which has not been converted.
	(gimple_rewrite_call_expr, gimple_fold_builtin_sprintf_chk,
	gimple_fold_builtin_snprintf_chk, gimple_fold_builtin_varargs,
	fold_call_stmt): New functions.
	* tree-chrec.h (build_polynomial_chrec): Silence uninitialized
	variable warning.
	* tree-ssa-ccp.c (likely_value): Recognize additional cases
	of constant values.
	(surely_varying_stmt_p): Note that return statements are not
	interesting to CCP as they no longer contain assignments.
	(ccp_fold): Add missing spaces.
	(valid_gimple_call_p): New function.
	(get_maxval_strlen): Don't trip over unary operator.
	(ccp_fold_builtin): Use fold_call_stmt and
	gimple_fold_builtin_snprintf_chk.  Enable disabled
	call now that target has been converted for tuples.
	Add missing spaces.
	(move_ssa_defining_stmt_for_defs): New function.
	(update_call_from_tree): New function.
	(fold_gimple_call): Use update_call_from_tree.
	(fold_stmt_inplace): Assert that operand folding tree
	walk goes to completion, i.e., does not return non-null.
	(optimize_stack_restore, optimize_stdarg_builtin):
	Convert to tuples
	(convert_to_gimple_builtin): Removed.
	(gimplify_and_update_call_from_tree): New function.
	Replaces convert_to_gimple_builtin.
	(execute_fold_all_builtins): Convert to tuples.
	* tree-ssa-propagate.c (replace_uses_in): Removed
	replaced_address argument.  Made function static.
	(replace_vuses_in): Removed replaced_address argument.
	(substitute_and_fold): Removed replaced_address boolean,
	which was set but never examined.
	* tree-ssa-propagate.h (replace_uses_in): Removed declaration.
	* gimple-iterator.c (update_modified_stmt): Moved to
	head of file to avoid a forward declaration.
	(update_modified_stmts): New function.
	(gsi_insert_seq_before_without_update,
	gsi_insert_before_without_update,
	gsi_insert_seq_after_without_update,
	gsi_insert_after_without_update): New functions.
	(gsi_insert_before, gsi_insert_seq_before,
	gsi_insert_after, gsi_insert_seq_after): Call the
	_without_update variants.
	* gimplify.c (gimplify_seq_add_stmt, gimplify_seq_add_seq):
	New functions.
	(gimple_pop_condition, gimplify_return_expr, gimplify_loop_expr,
	gimplify_switch_expr, gimplify_case_label_expr,
	gimplify_self_mod_expr, gimplify_call_expr,
	gimplify_modify_expr_to_memcpy, gimplify_modify_expr_to_memset,
	gimplify_init_ctor_eval_range, gimpllify_modify_expr_complex_part,
	gimplify_modify_expr, gimplify_asm_expr, gimplify_cleanup_point_expr,
	gimple_push_cleanup, gimplify_omp_parallel, gimplify_omp_atomic,
	gimplify_expr, gimplify_body, gimplify_function_tree): When adding
	to statement sequences in the gimplifier, do not update operands.
	* tree-dfa.c (find_new_referenced_vars): Convert to tuples.
	* tree-flow.h (find_new_referenced_vars): Declare with new signature.
	* gimple.h (gimple_return_set_retval): Fix argument validation.
	(gsi_insert_seq_before_without_update,
	gsi_insert_before_without_update,
	gsi_insert_seq_after_without_update,
	gsi_insert_after_without_update): Declare new functions.
	* gimple.c (gimple_build_return): Rely on gimple_return_set_retval
	to perform argument validation.
	* passes.c (init_optimization_passes): Enable pass_fold_builtins.
	
2008-03-13  Oleg Ryjkov  <olegr@google.com>

	* tree-cfg.c (gimplify_val): Removed.
	(gimplify_build1, gimplify_build2, gimplify_build3): Use
	force_gimple_operand_gsi instead of gimplify_val.
	* tree-complex.c (extract_component): Use force_gimple_operand_gsi
	instead of gimplify_val.
	* tree-vect-generic.c (expand_vector_parallel): Ditto.

2008-03-13  Diego Novillo  <dnovillo@google.com>
	    Oleg Ryjkov  <olegr@google.com>

	* tree-ssa-operands.c (get_expr_operands): Handle FILTER_EXPR and
	EXC_PTR_EXPR.

2008-03-12  Diego Novillo  <dnovillo@google.com>
	    Oleg Ryjkov  <olegr@google.com>

	* cfgexpand.c (gimple_to_tree): Record the correct type when
	converting GIMPLE_CALL.

2008-03-12  Zdenek Dvorak  <ook@ucw.cz>

	* tree-ssa-loop-im.c (stmt_cost, rewrite_bittest,
	determine_invariantness_stmt, gather_mem_refs_stmt):
	Use gimple_assign_rhs_code.
	* cfgexpand.c (gimple_to_tree): Ditto.
	* tree-inline.c (estimate_num_insns): Ditto.
	* tree-vect-generic.c (expand_vector_operations_1): Ditto.
	* tree-ssa-ccp.c (likely_value, ccp_fold, evaluate_stmt,
	* gimple.c (gimple_fold, gimple_assign_set_rhs_with_ops): Ditto.
	* tree-ssa-structalias.c (handle_ptr_arith): Ditto.
	fold_gimple_assign): Ditto.
	* value-prof.c (gimple_divmod_fixed_value_transform): Ditto.
	* tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
	* tree-ssa-propagate.c (stmt_makes_single_load,
	substitute_and_fold): Ditto.
	* tree-ssa-loop-niter.c (chain_of_csts_start): Exclude memory loads.
	(get_val_for): Assert that the statement is an assignment.
	(derive_constant_upper_bound_assign,
	expand_simple_operations): Use gimple_assign_rhs_code.
	* tree-ssa-loop-manip.c (create_iv, ip_normal_pos,
	standard_iv_increment_position, determine_exit_conditions,
	tree_transform_and_unroll_loop): Tuplify.
	* tree-scalar-evolution.c (interpret_expr): Fail for chrecs.
	(interpret_gimple_assign, follow_ssa_edge_in_rhs): Use
	gimple_assign_rhs_code.
	* tree-gimple.c (gimple_assign_rhs_code): New function.
	* tree-gimple.h (gimple_assign_rhs_code): Declare.
	* tree-ssa-loop-ivopts.c (single_dom_exit): Enable.
	* gimple-dummy.c (compute_data_dependences_for_loop, dump_ddrs,
	free_data_refs, free_dependence_relations,
	gimple_duplicate_loop_to_header_edge, tree_ssa_prefetch_arrays,
	estimated_loop_iterations_int): Removed.
	* tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Tuplify.
	* predict.c, tree-data-ref.c, tree-ssa-loop-prefetch.c: Tuplify.
	* tree-data-ref.h (struct data_reference, struct rdg_vertex): Change
	the type of stmt to gimple.
	(get_references_in_stmt, create_data_ref, rdg_vertex_for_stmt,
	stores_from_loop, remove_similar_memory_refs,
	have_similar_memory_accesses): Declaration changed.
	* gimple-iterator.c (gsi_insert_seq_on_edge_immediate): New.
	* gimple-pretty-print.c (dump_gimple_assign): Dump nontemporal
	move.  Use gimple_assign_rhs_code.
	(dump_unary_rhs, dump_binary_rhs): Use gimple_assign_rhs_code.
	* gimplify.c (gimplify_modify_expr): Set lhs of the assignment to
	the new SSA name.
	* tree-ssa-coalesce.c (build_ssa_conflict_graph,
	create_outofssa_var_map): Use gimple_assign_copy_p.
	* tree-predcom.c (mark_virtual_ops_for_renaming): Enable.
	* tree-inline.c (estimate_num_insns): Use gimple_assign_rhs_code.
	* tree-flow.h (mark_virtual_ops_for_renaming): Declaration changed.
	* gimple.h (struct gimple_statement_base): Change unused_4 flag
	to nontemporal_move flag.
	(gimple_assign_nontemporal_move_p, gimple_assign_set_nontemporal_move):
	New functions.
	(gsi_insert_seq_on_edge_immediate): Declare.
	(gimple_assign_rhs2): Return NULL if the statement does not have two
	operands.
	(gimple_assign_subcode): Removed.
	* tree-cfg.c (verify_types_in_gimple_assign): Use
	gimple_assign_rhs_code.
	(gimple_lv_adjust_loop_header_phi, gimple_lv_add_condition_to_bb):
	Tuplify.
	(gimple_cfg_hooks): Enable lv_add_condition_to_bb and
	lv_adjust_loop_header_phi hooks.
	* passes.c (init_optimization_passes): Enable pass_profile,
	pass_check_data_deps and pass_loop_prefetch.

2008-03-11  Diego Novillo <dnovillo@google.com>

	* tree-ssa-operands.h: Added declaration of add_to_addressable_set.
	* tree-ssa-operands.h (add_to_addressable_set): New function.
	(gimple_add_to_addresses_taken): Moved most of the logic to
	add_addressable_set.
	* tree-ssa-structalias.c (update_alias_info): Record the variables
	whose address is taken inside a phi node.

2008-03-11  Aldy Hernandez  <aldyh@redhat.com>

	* tree-phinodes.c (allocate_phi_node): Update for tuples.
	* gimplify.c (gimplify_function_tree): Dump memory stats.
	* gimple.c:  Declare gimple_alloc_counts, gimple_alloc_sizes,
	and gimple_alloc_kind_names.
	(gimple_alloc): Gather statistics for tuples.
	(gimple_build_asm_1): Same.
	(gimple_seq_alloc): Same.
	(dump_gimple_statistics): New.
	* gimple.h: Define gimple_alloc_kind.
	(gimple_alloc_kind): New.
	(dump_gimple_statistics): Protoize.
	* tree-ssa-copy.c (replace_exp_1): Mark for_propagation as unused
	(merged from mainline).

2008-03-11  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @133081.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-06  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @132948

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-03-06  Diego Novillo  <dnovillo@google.com>

	* config/rs6000/rs6000.c (rs6000_alloc_sdmode_stack_slot):
	Call walk_gimple_op.
	* tree-complex.c (expand_complex_div_wide): Call
	split_block with STMT.

2008-03-06  Diego Novillo  <dnovillo@google.com>

	* gimple.h (struct gimple_statement_base): Rename field
	'locus' to 'location'.  Update all users.
	(gimple_location): Rename from gimple_locus.  Update all
	users.
	(gimple_set_location): Rename from gimple_set_locus.
	Update all users.
	(gimple_has_location): Rename from gimple_location_empty_p.
	Change sign of return value.  Update all users.
	* gimplify.c (tree_annotate_all_with_location): Rename
	from tree_annotate_all_with_locus.
	(annotate_all_with_location): Rename from
	annotate_all_with_locus.

2008-03-05  Diego Novillo  <dnovillo@google.com>

	* gimple.c (gimple_set_lhs): Remove return keywords.

2008-03-05  David Daney  <ddaney@avtrex.com>

	* builtins.c (expand_builtin___clear_cache): Disable call to
	validate_arglist.
	* config/mips/mips.c (mips_gimplify_va_arg_expr): Tuplify.

2008-03-05  Bill Maddox  <maddox@google.com>

	* tree-ssa-ccp.c (dump_lattice_value, debug_lattice_value):
	Re-enable functions #if'd out.
	(test_default_value, likely_value, surely_varying_stmt_p,
	ccp_initialize, ccp_visit_phi_node, ccp_fold, evaluate_stmt,
	visit_assignment, visit_cond_stmt, ccp_visit_stmt):
	Convert to tuples.
	(fold_gimple_call):  Don't trip over call that simplifies to
	another call, not a constant.
	* tree-ssa-propagate.c (ssa_prop_init): Initialize in-worklist
	flag for phi nodes as well as statements.
	(valid_gimple_expression_p): Add fixme comment to remove this.
	function.  It currently has static uses, but asserts when called.
	(stmt_makes_single_load, stmt_makes_single_store):
	Convert to tuples
	(replace_phi_args_in): Convert to tuples.  Fix typo in comment.
	* gimple.c (gimple_copy_no_def_use, gimple_get_lhs,
	gimple_set_lhs): New function.
	* gimple.h (gimple_copy_no_def_use, gimple_get_lhs,
	gimple_set_lhs): Declare new function.
	* tree-cfg.c (replace_uses_by): Add comment regarding empty
	operands.
	* passes.c (init_optimization_passes): Enable pass_ccp and
	pass_store_ccp.
	
2008-03-05  David Daney  <ddaney@avtrex.com>

	* tree-phinodes.c (allocate_phi_node): Fix syntax errors from
	previous commit.

2008-03-05  Rafael Espíndola  <espindola@google.com>

	* tree-phinodes.c (allocate_phi_node): free free_phinodes[bucket]
	if empty.

2008-03-05  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc/2008-03/msg00256.html

	* fold-const.c (tree_binary_nonnegative_warnv_p): Fix
	invalid C90 declaration.
	(tree_single_nonnegative_warnv_p): Likewise.
	* gimplify.c (gimplify_bind_expr): Likewise.
	(gimplify_return_expr): Likewise.

2008-03-04  Zdenek Dvorak  <ook@ucw.cz>

	* tree-ssa-loop-niter.c, tree-scalar-evolution.c: Tuplified.
	* tree-ssa-loop-manip.c (split_loop_exit_edge): Ditto.
	* tree-chrec.c (chrec_fold_plus, chrec_apply, chrec_convert_1,
	convert_affine_scev, chrec_convert_rhs, chrec_convert,
	chrec_convert_aggressive): Pass statements as gimple.
	* tree-scalar-evolution.h (get_loop_exit_condition, simple_iv):
	Type changed.
	* tree-chrec.h (chrec_convert, chrec_convert_rhs): Ditto.
	* tree-ssa-loop-ivopts.c (abnormal_ssa_name_p,
	idx_contains_abnormal_ssa_name_p, contains_abnormal_ssa_name_p,
	expr_invariant_in_loop_p, tree_int_cst_sign_bit): Enabled.
	* gimple-dummy.c (chrec_dont_know, chrec_known, chrec_not_analyzed_yet,
	analyze_scalar_evolution, chrec_contains_symbols_defined_in_loop,
	estimate_numbers_of_iterations, expr_invariant_in_loop_p,
	free_numbers_of_iterations_estimates,
	free_numbers_of_iterations_estimates_loop, get_loop_exit_condition,
	instantiate_parameters, nowrap_type_p. scev_const_prop. scev_finalize,
	scev_initialize, scev_probably_wraps_p, scev_reset,
	tree_int_cst_sign_bit, number_of_iterations_exit, loop_niter_by_eval,
	substitute_in_loop_info): Removed.
	* tree-ssa-loop.c (tree_loop_optimizer_init): Merged into...
	(tree_ssa_loop_init): ... here.  Enable scev_initialize call.
	(tree_ssa_loop_done): Enable scev finalization.
	* gimple-iterator.c (gsi_insert_seq_nodes_before): Allow inserting
	at the end of basic block.
	(gsi_for_stmt): Handle phi nodes.
	* cfgloop.h (struct nb_iter_bound): Change type of stmt field to gimple.
	* tree-flow.h (scev_probably_wraps_p, convert_affine_scev,
	stmt_dominates_stmt_p): Types changed.
	* Makefile.in (gt-tree-scalar-evolution.h): Enable.
	* gimple.c (extract_ops_from_tree): Export.
	(gimple_copy): Do not share bitmaps.
	* gimple.h (extract_ops_from_tree): Declare.
	(gimple_call_set_lhs): Allow lhs to be NULL.
	* tree-cfg.c (add_phi_args_after_copy_edge,
	add_phi_args_after_copy_bb): Tuplify.
	* passes.c (init_optimization_passes): Enable pass_ch, pass_scev_cprop.

2008-03-04  Oleg Ryjkov  <olegr@google.com>

	* tree-ssa-dse.c (execute_simple_dse): Commented out.
	* passes.c (init_optimization_passes): Disabling pass_simple_dse.

2008-03-04  Bill Maddox  <maddox@google.com>

	* tree-cfg.c (remove_useless_stmts_1):
	Correctly distinguish try-catch and try-finally.
	
2008-03-04  Oleg Ryjkov  <olegr@google.com>

	* tree-ssa-dse.c (execute_simple_dse): Tuplified.
	* gimplify.c (gimplify_return_expr): Copy the NO_WARNING flag
	to the newly created expr from the tree.
	* tree-cfg.c (gimplify_build1): Tuplified.
	* passes.c (init_optimization_passes): Enabled
	pass_warn_function_return, pass_update_address_taken,
	pass_simple_dse and pass_build_alias passes.

2008-03-04  Rafael Espíndola  <espindola@google.com>

	* fold-const.c (tree_simple_nonnegative_warnv_p): New.
	(tree_unary_nonnegative_warnv_p): New.
	(tree_binary_nonnegative_warnv_p): New.
	(tree_single_nonnegative_warnv_p): New.
	(tree_invalid_nonnegative_warnv_p): New.
	(tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.

2008-03-04  Aldy Hernandez  <aldyh@redhat.com>

	* gimple.c (walk_gimple_seq): Do not set wi->gsi.
	(walk_gimple_stmt): Set wi->gsi.
	* tree-cfg.c (verify_stmt): Use walk_gimple_op instead of
	walk_gimple_stmt.
	(verify_stmts): Same.

2008-03-04  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-03/msg00219.html

	* expr.c (expand_expr_real): Call lookup_expr_eh_region.
	* tree-eh.c (lookup_stmt_eh_region_fn):
	(lookup_stmt_eh_region): Fix comment.
	(lookup_expr_eh_region): Handle missing cfun and missing
	EH table.
	(record_in_finally_tree): Fix comment.
	(collect_finally_tree_1): Remove handler for
	GIMPLE_SWITCH.
	(maybe_record_in_goto_queue): Remove local variable
	NEW_IS_LABEL.
	Record GIMPLE_GOTOs instead of their label.
	(verify_norecord_switch_expr): Retrieve the CASE_LABEL
	from the case label expression.
	(do_return_redirection): Change sign of assertion.
	(lower_try_finally_onedest): Assert that
	TF->GOTO_QUEUE[0] contains a GIMPLE statement.
	(lower_try_finally_copy): Assert that Q contains a GIMPLE
	statement.
	(lower_try_finally_switch): Build a new GIMPLE label for
	CONT_STMT.
	(mark_eh_edge): Tuplify.
	(verify_eh_edges): Tuplify.
	(tree_can_throw_external): Remove unused function.
	(optimize_double_finally): Remove #if 0.
	* gimple-pretty-print.c (GIMPLE_NIY): Tidy.
	(dump_gimple_resx): Fix format string for
	dump_gimple_fmt.
	* gimplify.c (gimplify_cleanup_point_expr): Initialize
	BODY_SEQUENCE.
	* calls.c (emit_call_1): Remove ATTRIBUTE_UNUSED markers.
	* cfgexpand.c (gimple_to_tree) <GIMPLE_NOP>: Assign new
	expression to T.
	<GIMPLE_RESX>: Handle.
	Always assign the value from lookup_stmt_eh_region to
	ANN->RN.
	* tree-cfg.c (start_recording_case_labels):
	(recording_case_labels_p): Re-enable.
	(get_cases_for_edge): Likewise.
	(gimple_verify_flow_info): Re-enable call to
	verify_eh_edges.
	(gimple_redirect_edge_and_branch): Re-enable handling of
	GIMPLE_SWITCH.
	(gimple_block_ends_with_call_p): Tuplify.
	(struct gimple_cfg_hooks): Enable block_ends_with_call_p
	callback.

2008-03-04  Rafael Espíndola  <espindola@google.com>

	* fold-const.c (tree_unary_nonzero_warnv_p): New.
	(tree_binary_nonzero_warnv_p): New.
	(tree_single_nonzero_warnv_p): New.
	(tree_expr_nonzero_warnv_p): Redefine using the new functions.

2008-03-04  Aldy Hernandez  <aldyh@redhat.com>

	* gimple.c (walk_gimple_op): Update comment.
	(walk_gimple_stmt): Same.

2008-03-03  Aldy Hernandez  <aldyh@redhat.com>

	* cgraphbuild.c (build_cgraph_edges): Use walk_gimple_op instead of
	walk_gimple_stmt.
	* tree-ssa-alias-warnings.c (find_references_in_function): Same.
	* tree-ssa-ccp.c (fold_stmt): Change walk_gimple_stmt call to
	walk_gimple_op.
	* tree-nrv.c (tree_nrv): Same.
	* tree-ssa-alias.c (count_uses_and_derefs): Same.
	* cfgexpand.c (discover_nonconstant_array_refs_r): Same.
	* tree-nested.c (convert_nonlocal_reference_stmt): Make first
	argument a GSI.
	(convert_local_reference_op): Same.
	(convert_nl_goto_reference): Same.
	(convert_tramp_reference_stmt): Same.
	(convert_gimple_call): Same.
	* tree-inline.c (inline_forbidden_p_stmt): Same.
	* tree-ssa.c (execute_early_warn_uninitialized): Change
	walk_gimple_stmt call to walk_gimple_op.
	* gimple.c (walk_gimple_seq): Pass GSI to walk_gimple_stmt.
	(walk_gimple_stmt): Move operand walking code to...
	(walk_gimple_op): ...here.
	(walk_gimple_stmt): First argument is now a GSI.
	* gimple.h: Change walk_stmt_fn argument to a GSI.
	(walk_gimple_stmt): Make first argument is a GSI.
	(walk_gimple_op): New prototype.
	* tree-cfg.c (verify_stmt): Change argument to a GSI.  Adjust
	accordingly.

2008-02-29  Zdenek Dvorak  <ook@ucw.cz>

	* tree-ssa-alias.c (is_escape_site): Detect pure/const functions
	correctly.

2008-02-28  Zdenek Dvorak  <ook@ucw.cz>

	* tree-ssa-loop-im.c: Tuplify.
	* tree-ssa-loop-manip.c (add_exit_phis_edge, find_uses_to_rename_stmt,
	find_uses_to_rename_bb, check_loop_closed_ssa_use,
	check_loop_closed_ssa_stmt, verify_loop_closed_ssa): Ditto.
	* gimple-dummy.c (rewrite_into_loop_closed_ssa, tree_ssa_lim,
	verify_loop_closed_ssa, replace_exp): Removed.
	* tree-ssa-loop.c (tree_ssa_loop_init, tree_ssa_loop_done): Comment
	out scev initialization and finalization.
	* gimple-iterator.c (gsi_remove): Rename remove_eh_info to
	remove_permanently.  Do not free operands if remove_permanently
	is false.
	(gimple_find_edge_insert_loc): Use gsi_last_bb.
	* tree-eh.c (operation_could_trap_p): Factored out of ...
	(tree_could_trap_p): ... here.
	* tree-ssa-copy.c (replace_exp): Enable.
	* tree-flow.h (movement_possibility): Declaration changed.
	(operation_could_trap_p): Declare.
	* Makefile.in (tree-ssa-loop-im.o): Add pointer-set.h dependency.
	(gimple.o): Add FLAGS_H dependency.
	* gimple.c: Include flags.h.
	(gimple_could_trap_p): New function.
	* gimple.h (gimple_could_trap_p): Declare.
	* tree-cfg.c (replace_uses_by): Check that op is not null.
	* passes.c (init_optimization_passes): Enable pass_lim.

2008-02-28  Rafael Espíndola  <espindola@google.com>

	* tree-outof-ssa.c (insert_backedge_copies): Don't build
	uninitialized assignment.

2008-02-28  Rafael Espíndola  <espindola@google.com>

	* tree-dfa.c (dump_dfa_stats): cast dfa_stats.max_num_phi_args to long.

2008-02-26  Diego Novillo  <dnovillo@google.com>

	* tree-ssa-copyrename.c (rename_ssa_copies): Do not mix
	declarations with code.
	* tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
	* tree-dfa.c (dump_dfa_stats): Use %ld for
	dfa_stats.max_num_phi_args.

2008-02-26  Bill Maddox  <maddox@google.com>
	
	* tree-ssa-ccp.c (maybe_fold_stmt_addition):
	Reinstated this function for tuples as-is.
	(valid_gimple_rhs_p): New function.  Mostly lifted from
	valid_gimple_epxression_p, which is likely obsolete.
	(fold_stmt_r): Reinstated commented-out cases for
	tuples. Replaced call to obsolete function set_rhs.
	(get_maxval_strlen): Convert to tuples.
	(ccp_fold_builtin): Partial conversion to tuples.
	(fold_gimple_assign): New function.
	(fold_gimple_cond): New function.
	(fold_gimple_call): New function.
	(fold_stmt): Convert to tuples.
	(fold_stmt_inplace): Convert to tuples.
	* tree-ssa-propagate.c (substitute_and_fold):
	Update call to fold_stmt for revised argument signature.
	* gimple-dummy.c (fold_stmt): Removed dummy definition.
	* gimplify.c (gimplify_call_expr): Removed obsolete
	manipulation of TREE_NOTHROW flag.
	* cfgexpand.c (gimple_to_tree): Set nothrow flag
	of call expression based on call statement flags.
	Handle GIMPLE_NOP statement.
	* tree-flow.h (notice_special_calls, fold_stmt):
	Update prototypes for tuples.
	* gimple.c (gimple_cond_set_condition_from_tree):
	New function.
	(gimple_seq_has_side_effects): New function.
	* gimple.h (gimple_cond_set_condition_from_tree,
	gimple_seq_has_side_effects): New prototypes.
	(gimple_call_nothrow_p): New function.
	(gsi_stmt_ptr): Add comment regarding usage of this
	function vs. gsi_replace.
	* tree-cfg.c (struct rus_data): Convert to tuples.
	(remove_useless_stmts_1, remove_useless_stmts_warn_notreached,
	remove_useless_stmts_cond, remove_useless_stmts_tf,
	remove_useless_stmts_tc, remove_useless_stmts_goto,
	remove_useless_stmts_label, notice_special_calls,
	remove_useless_stmts): Convert to tuples.
	(update_call_expr_flags): Removed.
	* passes.c (init_optimization_passes): Enable
	pass_remove_useless_stmts.
	
2008-02-25  Bill Maddox  <maddox@google.com>

	* tree-into-ssa.c (rewrite_initialize_block):
	Avoid declaration following statement in block.
	* tree-nrv.c (tree_nrv):
	Avoid declaration following statement in block.
	* tree-eh.c (collect_finally_tree): Fix typo in comment.
	Avoid cast to union type.
	(replace_goto_queue_cond_clause, replace_goto_queue_1,
	maybe_record_in_goto_queue, verify_norecord_switch_expr,
	lower_try_finally_fallthru_label): Avoid cast to union type.
	* fortran/Make-lang.in: Add -Wno-missing-format-attribute
	to fortran-warn options to avoid conflict with -Wno-format.
	* gimplify.c (gimplify_switch_expr):  Change assignment
	to initialiation.
	(gimplify_case_label_expr): Avoid declaration following
	statement in block.
	* tree-ssa-coalesce.c (create_outofssa_var_map): Avoid
	declaration following statement in block.
	* tree-ssa.c (ssa_redirect_edge, flush_pending_stmts):
	Avoid declaration following statements in block.
	* Makefile.in: Add -Wno-missing-format-attribute
	to builtins.o-warn and expr.o-warn options to avoid conflict
	with -Wno-format.  Removed fortran/*-warn options, -Wno-format
	and -Wno-uninitialized, which belong in fortran/Make-lang.in,
	and are applied to all fortran files there.

2008-02-25  Oleg Ryjkov  <olegr@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01236.html

	* tree-ssa-copyrename.c: Include gimple.h
	Tuplify.
	* tree-ssa.c (warn_uninit): Pass &LOCUS to warning().
	* passes.c (init_optimization_passes): Enable
	pass_early_warn_uninitialized, pass_rebuild_cgraph_edges
	and pass_early_inline.

2008-02-25  Diego Novillo  <dnovillo@google.com>

	* Makefile.in (tree-ssa-copyrename.o): Add dependency on
	gimple.h.

2008-02-25  Diego Novillo  <dnovillo@google.com>

	* tree-cfgcleanup.c (tree_forwarder_block_p): Revert
	previous change.

2008-02-25  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01217.html

	* tree-ssa-alias-warnings.c: Tuplify.
	* cgraphunit.c (cgraph_process_new_functions): Remove
	calls to gimple_unreachable.
	(cgraph_expand_function): Likewise.
	* omp-low.c (execute_expand_omp): Return 0 after call to
	gimple_unreachable.
	* tree-scalar-evolution.c (scev_const_prop): Likewise.
	(execute_lower_omp): Likewise.
	* tree-ssa-dse.c (execute_simple_dse): Likewise.
	* tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
	(eliminate_degenerate_phis): Likewise.
	* tree-ssa-propagate.c (get_rhs): Likewise.
	(valid_gimple_expression_p): Likewise.
	(set_rhs): Likewise.
	(fold_predicate_in): Likewise.
	* tree-nrv.c (execute_return_slot_opt): Likewise.
	* predict.c (tree_estimate_probability): Likewise.
	* tree-parloops.c (parallelize_loops): Likewise.
	* tree-if-conv.c (main_tree_if_conversion): Likewise.
	* tree-ssa-phiopt.c (tree_ssa_phiopt): Likewise.
	(tree_ssa_cs_elim): Likewise.
	* tree-sra.c (tree_sra): Likewise.
	(tree_sra_early): Likewise.
	* tree-predcom.c (tree_predictive_commoning): Likewise.
	* tree-ssa-copy.c (execute_copy_prop): Likewise.
	* lambda-code.c (gcc_loop_to_lambda_loop): Likewise.
	(perfect_nest_p): Likewise.
	(can_convert_to_perfect_nest): Likewise.
	(perfect_nestify): Likewise.
	* tree-optimize.c (execute_fixup_cfg): Likewise.
	* tree-object-size.c (compute_object_sizes): Likewise.
	* tree-cfg.c (remove_useless_stmts): Likewise.
	(gimple_duplicate_sese_tail): Likewise.
	(move_sese_region_to_fn): Likewise.
	(gimple_purge_dead_abnormal_call_edges): Likewise.
	(execute_warn_function_return): Likewise.
	* value-prof.c (gimple_histogram_value): Remove calls to
	gimple_unreachable.
	(gimple_stringop_fixed_value): Likewise.
	* tree-flow-inline.h (op_iter_next_use): Likewise.
	* tree-dfa.c (dump_variable): Likewise.
	* tree-ssa-copy.c (may_propagate_copy): Likewise.
	(may_propagate_copy_into_asm): Likewise.
	(merge_alias_info): Likewise.
	(replace_exp_1): Likewise.
	* tree-ssa.c (delete_tree_ssa): Likewise.
	* tree-cfg.c (make_edges): Likewise.
	(remove_useless_stmts): Likewise.
	(gimple_duplicate_sese_tail): Likewise.
	(move_sese_region_to_fn): Likewise.
	(gimple_purge_dead_abnormal_call_edges): Likewise.
	(execute_warn_function_return): Likewise.
	* passes.c (finish_optimization_passes): Likewise.
	(init_optimization_passes): Likewise.
	* tree-ssa-operands.c (add_call_clobber_ops): Likewise.
	* tree-eh.c (lookup_expr_eh_region): New.
	(tree_can_throw_external): Return false after call to
	gimple_unreachable.
	(maybe_clean_or_replace_eh_stmt): Re-enable.
	Call stmt_could_throw_p.
	* expr.c (expand_expr_real): Call lookup_expr_eh_region.
	* profile.c: Tuplify.
	* calls.c: Include tree-flow.h.
	(emit_call_1): Call lookup_expr_eh_region.
	(expand_call): Likewise.
	* cfgexpand.c (gimple_to_tree): Call SET_EXPR_LOCATION on
	generated expression tree T.
	Set EH region number on T's annotation.
	* common.opt (fgimple-conversion=): Add RejectNegative
	and Joined attributes.
	* tree-inline.c (unsave_r): Abort if *TP is a
	STATEMENT_LIST.
	(unsave_expr_now): Re-enable.
	* tree-flow.h (struct tree_ann_common_d): Add field RN.
	* Makefile.in (builtins.o-warn): Add -Wno-format.
	(expr.o-warn): Likewise.
	(fortran/check.o-warn): Likewise.
	(fortran/interface.o-warn): Likewise.
	(fortran/resolve.o-warn): Likewise.
	(fortran/simplify.o-warn): Likewise.
	(fortran/target-memory.o-warn): Likewise.
	(calls.o): Add dependency on tree-flow.h
	* gimple.c (gimple_build_asm_1): Call ggc_alloc_string to
	copy STRING.
	* gimple.h (gimple_filename): New.
	(gimple_lineno): New.
	* passes.c (init_optimization_passes): Disable
	pass_remove_useless_stmts pass_mudflap_1,
	pass_warn_function_return and pass_lower_omp.
	* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Tuplify.
	(rs6000_alloc_sdmode_stack_slot): Likewise.
	* tree-cfgcleanup.c (tree_forwarder_block_p): Fix test
	for PHI_WANTED.

2008-02-25  Rafael Espíndola  <espindola@google.com>

	* tree-cfgcleanup.c (tree_forwarder_block_p): fix thinko.

2008-02-24  Rafael Espíndola  <espindola@google.com>

	* gimple-iterator.c (gsi_split_seq_before): Don't abort if at the
	beginning.

2008-02-23  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01025.html

	* gimplify.c (gimplify_one_sizepos): Call gimplify_expr with
	STMT_P.

2008-02-22  Zdenek Dvorak  <ook@ucw.cz>

	* gimple.c (gimple_assign_copy_p): Do not consider unary operations
	to be copies.

2008-02-22  Diego Novillo  <dnovillo@google.com>

	* Makefile.in (fortran/parse.o-warn,
	fortran/simplify.o-warn): New.

2008-02-22  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00961.html

	Revert

	2008-02-20  Zdenek Dvorak  <ook@ucw.cz>

		* tree-tailcall.c: Tuplify.
		* gimplify.c (force_gimple_operand): Remove ATTRIBUTE_UNUSED.
		* gimple.c (gimple_assign_copy_p): Do not
		consider unary operations to be copies.
		(copy_or_nop_cast_stmt_rhs): New.
		* gimple.h (copy_or_nop_cast_stmt_rhs): Declare.

2008-02-21  Rafael Espíndola  <espindola@google.com>

	* gimple.h (gimple_cond_true_p): Define.
	(gimple_cond_false_p): Define.
	(gimple_cond_single_var_p): Define.

2008-02-21  Rafael Espíndola  <espindola@google.com>

	* tree-tailcall.c (adjust_accumulator_values): Check that a phi was
	found.

2008-02-21  Rafael Espíndola  <espindola@google.com>

	* tree-tailcall.c (adjust_accumulator_values): Initialize phi.

2008-02-20  Zdenek Dvorak  <ook@ucw.cz>

	* tree-tailcall.c: Tuplify.
	* gimplify.c (force_gimple_operand): Remove ATTRIBUTE_UNUSED.
	* gimple.c (gimple_assign_copy_p): Do not consider unary operations
	to be copies.
	(copy_or_nop_cast_stmt_rhs): New.
	* gimple.h (copy_or_nop_cast_stmt_rhs): Declare.

2008-02-20  Oleg Ryjkov  <olegr@google.com>

	* gimplify.c (gimplify_expr): Save locus into the right
	sequence.

2008-02-20  Rafael Espíndola  <espindola@google.com>

	* passes.c (init_optimization_passes): Enable pass_mark_used_blocks
	and pass_cleanup_cfg_post_optimizing.
	* tree-optimize.c (execute_cleanup_cfg_post_optimizing): call cleanup_tree_cfg.

2008-02-20  Rafael Espíndola  <espindola@google.com>

	* passes.c (init_optimization_passes):  Enable pass_nrv.
	* tree-nrv.c (finalize_nrv_r): data is now a walk_stmt_info.
	(tree_nrv): port to gimple.

2008-02-19  Oleg Ryjkov  <olegr@google.com>

	* gimple-pretty-print.c: Introduce support for TDF_RAW
	flag.
	(dump_gimple_fmt): New function.
	(dump_gimple_assign, dump_gimple_return): Update to print
	RAW gimple.
	(dump_gimple_call_args): New function.
	(dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
	dump_gimple_label, dump_gimple_bind, dump_gimple_try):
	Update to print RAW gimple.
	(dump_gimple_catch, dump_gimple_eh_filter,
	dump_gimple_resx): New functions.
	(dump_gimple_omp_for, dump_gimple_asm, dump_gimple_phi):
	Update to print RAW gimple.
	(dump_gimple_omp_parallel, dump_gimple_omp_atomic_load,
	dump_gimple_omp_atomic_store): New, code moved from 
	dump_gimple_stmt, then added support to print RAW gimple.
	(gimple_dump_stmt): Some code refactored into helper
	subroutines.
	* tree-cfg.c(dump_function_to_file): Print RAW gimple when
	TDF_RAW is set.

2008-02-19  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00793.html

	* tree-complex.c (expand_complex_div_wide): Call gsi_bb.
	* tree.h (std_gimplify_va_arg_expr): Change gimple_seq
	arguments to gimple_seq *.
	Update all users.
	(gimplify_parameters): Change return type to gimple_seq.
	Update all users.
	* target.h (struct gcc_target)<gimplify_va_arg_expr>:
	Change gimple_seq arguments to gimple_seq *.
	Update all users.
	* tree-phinodes.c (free_phinodes): Convert to VEC.
	Update all users.
	* omp-low.c (lower_rec_input_clauses): Change gimple_seq
	arguments to gimple_seq *.  Update all users.
	(lower_reduction_clauses): Convert sub_list to
	gimple_seq.
	(lower_regimplify): Convert PRE to gimple_seq.
	(lower_regimplify): Call gimple_seq_insert_before instead
	of tsi_link_before.
	* tree-gimple.h (get_initialized_tmp_var,
	get_formal_tmp_var, gimplify_expr, gimplify_type_sizes,
	gimplify_one_sizepos, gimplify_stmt, gimplify_and_add,
	gimplify_va_arg_expr): Change gimple_seq arguments to
	gimple_seq *.  Update all users.
	* gimple-iterator.c: Include value-prof.h.
	(gsi_link_seq_before): Remove.  Update all users.
	(gsi_link_seq_after): Remove.  Update all users.
	(gsi_link_after): Remove.  Update all users.
	(gsi_link_before): Remove.  Update all users.
	(update_bb_for_stmts): New.
	(gsi_insert_seq_nodes_before): New.
	(gsi_insert_seq_nodes_after): New.
	(gsi_insert_seq_before): Re-write.  Call
	gsi_insert_seq_nodes_before.
	(gsi_insert_seq_after): Re-write.  Call
	gsi_insert_seq_nodes_after.
	(gsi_replace): Re-enable EH updating.
	(update_modified_stmt): Move earlier in the file.
	(gsi_insert_after): Re-write.  Call
	gsi_insert_seq_nodes_after.
	(gsi_insert_before): Re-write.  Call
	gsi_insert_seq_nodes_before.
	(gsi_remove): Move from gimple.h.  Re-write.
	* langhooks.h (struct lang_hooks): Change gimple_seq
	arguments for gimplify_expr to gimple_seq *.
	Update all users.
	* coretypes.h (struct gimple_seq_d): Rename from struct
	gimple_sequence.  Update all users.
	(struct gimple_seq_node_d): New.
	(gimple_seq_node): New.
	(const_gimple_seq_node): New.
	* tree-flow.h (force_gimple_operand): Change gimple_seq
	argument to gimple_seq *.  Update all users.
	* c-common.h (c_gimplify_expr): Change gimple_seq
	argument to gimple_seq *.  Update all users.
	* Makefile.in (build):
	* gimple.c (gimple_seq_cache): New.
	(gimple_seq_alloc): Take sequences from gimple_seq_cache,
	if possible.
	(gimple_seq_free): New.
	(gimple_seq_add_stmt): Rename from gimple_seq_add.
	Change gimple_seq argument to gimple_seq *.  Update all users.
	(gimple_seq_add_seq): Rename from gimple_seq_append.
	Update all users.
	(gimple_remove): Remove.  Update all users.
	(gimple_seq_reverse): Remove unused function.
	(gimple_set_bb): Only update block-to-labels map if
	CFUN->CFG exists.
	* gimple.h (struct gimple_seq_node_d): New.
	(struct gimple_seq_d): Change fields 'first' and 'last'
	to type gimple_seq_node.  Update all users.
	Add field 'next_free'.
	(gimple_seq_first): Change return type to
	gimple_seq_node.  Update all users.
	(gimple_seq_first_stmt): New.
	(gimple_seq_last): Change return type to gimple_seq_node.
	Update all users.
	(gimple_seq_last_stmt): New.
	(gimple_seq_set_first): Change second argument to type
	gimple_seq_node.  Update all users.
	(gimple_seq_set_last): Change second argument to type
	gimple_seq_node.  Update all users.
	(gimple_seq_init): Remove.  Update all users.
	(struct gimple_statement_base): Remove field 'next' and
	'prev'.  Update all users.
	(struct gimple_statement_omp): Change fields of type
	struct gimple_sequence to type gimple_seq.  Update all
	users.
	(struct gimple_statement_bind): Likewise.
	(struct gimple_statement_catch): Likewise.
	(struct gimple_statement_eh_filter): Likewise.
	(struct gimple_statement_try): Likewise.
	(struct gimple_statement_wce): Likewise.
	(struct gimple_statement_omp_for): Likewise.
	(gimple_set_prev): Remove.  Update all users.
	(gimple_set_next): Remove.  Update all users.
	(gimple_next): Remove.  Update all users.
	(gimple_prev): Remove.  Update all users.
	(gimple_seq_bb): New.
	(gimple_catch_handler_ptr): New.
	(gimple_stmt_iterator): Remove field 'stmt'.
	Add field 'ptr'.  Update all users.
	(gsi_remove): Move to gimple-iterator.c
	* tree-cfg.c (pass_build_cfg): Re-enable PROP_gimple_leh.
	* Makefile.in (builtins.o-warn, expr.o-warn, dse.o-warn,
	ebitmap.o-warn, lower-subreg.o-warn, tree-chrec.o-warn):
	Change -Wno-error to -Wno-uninitialized.

2008-02-19  Rafael Espíndola  <espindola@google.com>

	* tree-eh.c (collect_finally_tree): handle GIMPLE_SWITCH.

2008-02-19  Aldy Hernandez  <aldyh@redhat.com>

	* gimple.h (gimple_cond_invert): Remove prototype.
	(update_stmt_if_modified): Fix typo in comment.
	* gimple.c (walk_gimple_asm): Fix typo in comment.

2008-02-13  Bill Maddox  <maddox@google.com>

	* tree-inline.c (estimate_operator_cost): 
	Removed operators superseded by tuplified statement forms.
	Small cosmetic reordering of a few switch cases.

2008-02-13  Oleg Ryjkov  <olegr@google.com>

	* tree.h: New function declaration.
	* gimple-dummy.c (tree_inlinable_function_p): Removed.
	* ipa-inline.c (compute_inline_parameters): Removed
	gcc_unreachable ().
	* calls.c (gimple_alloca_call_p): New function.
	* tree-inline.c (inline_forbidden_p_1): Split in two and removed.
	(inline_forbidden_p_op, inline_forbidden_p_stmt): New functions.
	(inline_forbidden_p): Tuplified.
	(estimate_operator_cost): Added missing cases.
	* passes.c (init_optimization_passes): Enabled pass_inline_parameters,
	pass_ipa_function_and_variable_visibility, pass_ipa_early_inline,
	pass_inline_parameters, pass_rebuild_cgraph_edges passes.

2008-02-13  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00459.html

	* gimple.def (GIMPLE_TRY): Tidy comment.
	* gimple-pretty-print.c (dump_gimple_stmt): Handle TDF_VOPS and
	TDF_MEMSYMS.

2008-02-13  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00455.html

	* tree-complex.c (update_complex_components): Handle
	GIMPLE_CALL and GIMPLE_ASSIGN.
	(expand_complex_libcall): Set SSA_NAME_DEF_STMT on LHS.
	* tree-ssa-operands.c (maybe_add_call_clobbered_vops):
	Rename from get_call_expr_operands.  Update all users.
	Convert to handle GIMPLE_CALL instead of CALL_EXPR.
	(get_modify_stmt_operands): Remove.  Update all users.
	(get_expr_operands): Do not handle CALL_EXPR, COND_EXPR,
	VEC_COND_EXPR, GIMPLE_MODIFY_STMT, BLOCK, EXC_PTR_EXPR
	and FILTER_EXPR.
	(parse_ssa_operands): Call maybe_add_call_clobbered_vops
	after parsing operands if STMT is a GIMPLE_CALL.

2008-02-12  Zdenek Dvorak  <ook@ucw.cz>
	    Bill Maddox  <maddox@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00429.html

	* tree-inline.h (estimate_num_insns_fn): Declare.
	* cgraphunit.c (cgraph_process_new_functions):
	Use estimate_num_insns_fn.
	* ipa-inline.c (compute_inline_parameters): Ditto.
	* gimple-dummy.c (estimate_move_cost, estimate_num_insns):
	Removed.
	* tree-inline.c (struct eni_data, estimate_num_insns_1):
	Removed.
	(estimate_num_insns): Rewritten.
	(operation_cost, estimate_num_insns_fn): New functions.
	* gimple.c (gimple_copy): Unshare operands.  Update
	operand caches.
	* gimple.h (gimple_set_no_warning): New.
	(gimple_cond_set_true_label, gimple_cond_set_false_label):
	Allow setting the label to NULL.
	* tree-ssa-operands.c (copy_virtual_operands): Handle statements
	without virtual operands.

2008-02-12  Zdenek Dvorak  <ook@ucw.cz>

	http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00429.html

	* tree-into-ssa.c (update_ssa): Remove ATTRIBUTE_UNUSED.
	* tree-ssa-loop-ch.c: Tuplified.
	* gimple-iterator.c (gsi_commit_one_edge_insert): Ditto.
	* tree-cfg.c (gimple_redirect_edge_and_branch,
	gimple_try_redirect_by_replacing_jump, gimple_merge_blocks,
	gimple_block_label, gimple_redirect_edge_and_branch_force,
	gimple_duplicate_bb): Ditto.
	(make_cond_expr_edges): Remove the labels.
	(cleanup_dead_labels): Handle conditions without labels.
	(gimple_make_forwarder_block): Do not reverse the list
	of phi nodes.
	(gimple_duplicate_sese_region): Enable ssa updates.
	(gimple_cfg_hooks): Enable edge redirection and bb duplication.
	* gimple-pretty-print.c (dump_gimple_cond): Do not dump
	branches if labels are null.
	(dump_implicit_edges): Dump implicit GIMPLE_COND edges.

2008-02-12  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00429.html

	* tree-vrp.c (range_includes_zero_p): Partially re-enable.
	(ssa_name_nonnegative_p): Partially re-enable.
	(ssa_name_nonzero_p): Likewise.
	* gimple-dummy.c (ssa_name_nonzero_p): Remove.
	(ssa_name_nonnegative_p): Remove.
	* tree-cfg.c (gimple_split_block): Convert to tuples.

2008-02-12  Aldy Hernandez  <aldyh@redhat.com>

	Merge with mainline @132177

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2008-02-08  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00273.html
	
	* gimplify.c (gimplify_call_expr): Remove code to set
	TREE_SIDE_EFFECTS.
	* gimple.c (gimple_has_side_effects): New.
	* gimple.h (gimple_has_side_effects): Declare.
	* tree-cfg.c (stmt_can_make_abnormal_goto): Call.

2008-02-07  Diego Novillo  <dnovillo@google.com>

	* gimple.h (gimple_call_num_args): Rename from
	gimple_call_nargs.  Update all users.

2008-02-07  Aldy Hernandez  <aldyh@redhat.com>

	* gimplify.c: Remove various FIXMEs that have been resolved.

2008-02-06  Aldy Hernandez  <aldyh@redhat.com>

	* gimple.def: Add GIMPLE_OMP_ATOMIC_{LOAD,STORE} entires.
	* gsstruct.def: Add GSS_OMP_ATOMIC_{LOAD,STORE} entries.
	* gimple-pretty-print.c (dump_gimple_stmt): Add case for
	GIMPLE_OMP_ATOMIC_{LOAD,STORE}.
	* gimplify.c (gimplify_omp_atomic): Enable and convert to tuples.
	* tree.def: Add FIXME notes.
	* gimple.c (gss_for_code): Add cases for
	GIMPLE_OMP_ATOMIC_{LOAD,STORE}.
	(gimple_size): Same.
	(gimple_build_omp_atomic_load): New.
	(gimple_build_omp_atomic_store): New.
	* gimple.h (struct gimple_statement_omp_atomic_{load,store}): New.
	(union gimple_statement_d): Add gimple_omp_atomic_{load,store}.
	(gimple_omp_atomic_store_set_val): New.
	(gimple_omp_atomic_store_val): New.
	(gimple_omp_atomic_load_set_lhs): New.
	(gimple_omp_atomic_load_lhs): New.
	(gimple_omp_atomic_load_set_rhs): New.
	(gimple_omp_atomic_load_rhs): New.
	* tree-cfg.c (verify_types_in_gimple_seq_2): Add cases for
	GIMPLE_OMP_ATOMIC_{LOAD,STORE}.

2008-02-05  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00161.html

	* gimple-iterator.c (gsi_split_seq_after): Change
	argument type to gimple_stmt_iterator.  Update all users.
	(gsi_for_stmt): Return gimple_stmt_iterator.  Update all users.
	(gimple_find_edge_insert_loc): Change GSI argument to
	gimple_stmt_iterator.  Update all users.
	* gimple.c (gimple_seq_deep_copy): Change argument to gimple_seq.
	Update all users.
	* gimple.h (gsi_alloc): Remove.  Update all users.
	(gsi_start): Return gimple_stmt_iterator.  Update all users.
	(gsi_start_bb): Likewise.
	(gsi_last): Likewise.
	(gsi_last_bb): Likewise.
	(gsi_end_p): Change argument to gimple_stmt_iterator.
	Update all users.
	(gsi_one_before_end_p): Likewise.
	(gsi_stmt): Likewise.
	(gsi_bb): Likewise.
	(gsi_seq): Likewise.
	(gsi_split_seq_after): Likewise.
	(gsi_for_stmt): Likewise.
	(gsi_after_labels): Return gimple_stmt_iterator.  Update all users.

2008-02-05  Aldy Hernandez  <aldyh@redhat.com>

	* gimple-pretty-print.c (dump_gimple_stmt): Print clauses for
	GIMPLE_OMP_PARALLEL.
	Handle GIMPLE_OMP_FOR.
	(dump_gimple_omp_for): New.
	* tree-pretty-print.c (dump_omp_clauses): Remove static.
	* diagnostic.h (dump_omp_clauses): Add prototype.
	* gimplify.c (gimplify_omp_for): Convert to tuples and enable.
	(gimplify_omp_workshare): Same.
	(gimplify_expr) [OMP_MASTER, OMP_ORDERED, OMP_CRITICAL]: Same.

2008-02-04  Oleg Ryjkov <olegr@google.com>

	* tree-gimple.c (get_gimple_rhs_class): Handle
	FILTER_EXPR.
	* tree-eh.c (union treemple): Declare.
	Convert to tuples.
	* except.c:
	* except.h (lang_protect_cleanup_actions): Change return
	type to 'gimple'.  Update all users.
	* tree-inline.c (count_insns_seq): New.
	* tree-inline.h (count_insns_seq): Declare.
	* gimple.c (gimple_seq_deep_copy): New.
	* gimple.h (gimple_seq_deep_copy): Declare.
	(gimple_singleton_p): New.
	* passes.c (init_optimization_passes): Enable
	pass_lower_eh.

2008-02-02  Aldy Hernandez  <aldyh@redhat.com>

	* tree.h (OMP_CLAUSE_REDUCTION_GIMPLE_INIT): New.
	(OMP_CLAUSE_REDUCTION_GIMPLE_MERGE): New.
	(struct tree_omp_clause): Add gimple_reduction_{init,merge} fields.
	* gimplify.c (gimplify_scan_omp_clauses): Gimplify reduction
	init/merge fields into separate sequences.
	(gimplify_and_add): Use gimplify_expr directly.
	* omp-low.c (lower_rec_input_clauses): Extract reduction info from
	gimple tuples in structure.
	(lower_reduction_clauses): Same.

2008-02-01  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00036.html

	* tree-complex.c (expand_complex_comparison): Set the RHS
	of the new comparison to boolean_true_node.
	* gimplify.c (gimplify_call_expr): Fix creation of new
	GIMPLE_CALL.  Create the vector of arguments in the same
	order as the original expression.

2008-02-01  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00032.html

	* tree-pas.h (struct tree_opt_pass): Remove field
	WORKS_WITH_TUPLES_P.  Adjust all users.
	* opts.c (decode_options): Force -O0.
	* cfgexpand.c (gimple_to_tree): Handle GIMPLE_RETURN,
	GIMPLE_ASM, GIMPLE_CALL and GIMPLE_SWITCH.
	Show unrecognized tuple when failing.
	(expand_gimple_basic_block): Do not use
	gimple_stmt_iterator to go through the statements in BB.
	Handle GIMPLE_CALL instead of CALL_EXPR.
	(gimple_expand_cfg): Rename from tree_expand_cfg.  Update
	all users.
	Remove PROP_gimple_leh.
	* gimple.c (walk_gimple_seq): Guard against WI == NULL.
	* tree-cfg.c (execute_warn_function_return): Move #if 0
	markers.
	* passes.c (init_optimization_passes): Adjust #if 0
	markers to execute pass_expand.
	Guard more passes under #if 0.

2008-02-01  Rafael Espíndola  <espindola@google.com>

	* passes.c (init_optimization_passes): Enable pass_del_ssa.

	* tree-outof-ssa.c (insert_copy_on_edge): Port to tuples.
	(eliminate_build): Likewise.
	(eliminate_virtual_phis): Likewise.
	(rewrite_trees): Likewise. Remove stmt_ann_t ann.
	(stmt_list): Changed from tree to gimple_seq.
	(identical_copies_p): Port to tuples.
	(identical_stmt_lists_p): Likewise.
	(init_analyze_edges_for_bb): Likewise.
	(fini_analyze_edges_for_bb): Likewise.
	(process_single_block_loop_latch): Likewise.
	(analyze_edges_for_bb): LIkewise.
	(remove_ssa_form): Likewise.
	(insert_backedge_copies):
	(rewrite_out_of_ssa):Likewise.
	(pass_del_ssa): flip works_with_tuples_p. Don't require PROP_alias.

	* tree-ssa-coalesce.c (build_ssa_conflict_graph): Port to tuples.
	(abnormal_corrupt): Port to tuples.
	(fail_abnormal_edge_coalesce): Port to tuples.
	(create_outofssa_var_map):Port to tuples.
	(coalesce_partitions): Port to tuples.

2008-02-01  Rafael Espíndola  <espindola@google.com>

	* tree-ssa-operands.c (free_stmt_operands): Only free
	with_ops.addresses_taken if stmt has ops.

2008-01-31  Rafael Espíndola  <espindola@google.com>

	* tree-optimize.c (pass_free_cfg_annotations): Flip
	works_with_tuples_p.
	* passes.c (init_optimization_passes): Enable
	pass_free_cfg_annotations.

2008-01-30  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-01/msg01461.html

	* tree-into-ssa.c (compute_global_livein): Initialize
	PHI with call to gsi_stmt.
	(rewrite_update_init_block): Likewise.
	* tree-complex.c (expand_complex_comparison): Initialize
	TYPE.
	(expand_complex_operations_1): Initialize BR and BI.
	* ebitmap.h (ebitmap_iter_init): Initialize OURN.
	* Makefile.in (dse.o-warn, ebitmap.o-warn,
	lower-subreg.o-warn, tree-chrec.o-warn, varasm.o-warn):
	New.

2008-01-30  Rafael Espíndola  <espindola@google.com>

	* gimplify.c (gimplify_scan_omp_clauses): Comment out
	pop_gimplify_context calls

2008-01-30  Rafael Espíndola  <espindola@google.com>

	* gimple.h (gsi_after_labels): Add.

2008-01-30  Rafael Espíndola  <espindola@google.com>

	* Makefile.in (tree-complex.o): Uncomment gt-tree-vect-generic.h.
	(GTFILES): Add tree-vect-generic.c.
	* passes.c (init_optimization_passes): Enable pass_lower_vector.
	* tree-vect-generic.c: uncomment all the file.
	(elem_op_func): Use gimple_stmt_iterator instead of
	block_stmt_iterator.
	(tree_vec_extract): Likewise. Rename bsi to gsi.
	(do_unop): Likewise.
	(do_binop): Likewise.
	(do_plus_minus): Likewise.
	(do_negate): Likewise.
	(expand_vector_piecewise): Likewise.
	(expand_vector_parallel): Likewise.
	(expand_vector_addition): Likewise.
	(expand_vector_operation): Likewise. Remove "tree rhs" param. Add
	"gimple assign" param. Use gimple_assign_rhs1|2 instead of
	TREE_OPERAND.
	(expand_vector_operations_1): Use gimple_stmt_iterator instead of
	block_stmt_iterator. Rename bsi to gsi. Use gsi_stmt instead of
	bsi_stmt. Use gimple_assign_* instead of GIMPLE_STMT_OPERAND. Use
	gimple_assign_set_rhs_from_tree instead of setting *p_rhs.
	(gate_expand_vector_operations): Use gimple_stmt_iterator instead
	of block_stmt_iterator. Use gsi_* instead of bsi_*
	(pass_lower_vector): flip works_with_tuples_p
	(pass_lower_vector_ssa) flip works_with_tuples_

2008-01-29  Rafael Espíndola  <espindola@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-01/msg01434.html

	* gimple.c (gimple_assign_set_rhs_with_ops): Fix
	allocation of operand vector.

2008-01-29  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-01/msg01434.html

	* tree-into-ssa.c (prepare_block_for_update): Initialize
	PHI.
	* tree.c (build_gimple_modify_stmt): Fix documentation.

	* tree-complex.c: Convert to tuples.
	(pass_lower_complex_O0): Re-enable.

	* ipa-cp.c (constant_val_insert): Disable.
	* tree-gimple.c (get_gimple_rhs_class): Handle SSA_NAME.

	* tree-ssa-propagate.c: Fix documentation to refer to
	prop_simulate_again_p.
	(add_ssa_edge): Call prop_simulate_again_p.
	(simulate_stmt): Likewise.
	(simulate_block): Fix loop iterating over PHI nodes.
	* tree-ssa-propagate.h (prop_set_simulate_again): New.
	(prop_simulate_again_p): New.
	* gimple-iterator.c (gsi_insert_seq_after): Re-write to
	avoid use of gimple_stmt_iterator.
	(gimple_find_edge_insert_loc): Move from tree-cfg.c.
	Re-enable.
	(gsi_commit_edge_inserts): Likewise.
	(gsi_commit_one_edge_insert): Likewise.
	(gsi_insert_on_edge): Likewise.
	(gsi_insert_on_edge_immediate): Likewise.
	(gsi_insert_seq_on_edge): New.
	* gimplify.c (gimplify_cond_expr): Call
	gimple_cond_get_ops_from_tree.
	* tree-optimize.c (pass_all_optimizations): Enable.
	* gimple.c (gimple_cond_get_ops_from_tree): New.
	(gimple_build_cond_from_tree): New.
	* basic-block.h (struct edge_def): Replace field
	edge_def_insns.t with gimple_seq edge_def_insns.g.
	Update all users.
	* gimple.h (gimple_stmt_iterator):
	* tree-cfg.c (change_bb_for_stmt):
	* passes.c (init_optimization_passes): Move #if0 around
	to disable passes in groups instead of individually.
	(execute_function_todo): Re-enable call to update_ssa.

2008-01-25  Aldy Hernandez  <aldyh@redhat.com>

	* gimple-pretty-print.c (dump_gimple_stmt): Handle
	GIMPLE_OMP_PARALLEL.
	* gimplify.c (pop_gimplify_context): Add comment.
	(gimplify_and_return_first): New.
	(gimplify_scan_omp_clauses): Remove unused 'gs'.
	Remove #if 0.
	(gimplify_omp_parallel): Convert to tuples.
	(gimplify_omp_workshare): Remove redundant retval.
	(gimplify_expr): Adapt to lack of retval for gimplify_omp_variable and
	gimplify_omp_workshare.
	Abort on OMP_ATOMIC_{LOAD,STORE} case.

2008-01-21  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @131695

	* configure.ac (ACX_PKGVERSION): Update revision merge
	string.
	* configure: Regenerate.

2008-01-15  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-01/msg00674.html

	* tree-into-ssa.c (mark_def_sites): Force operand scan.
	* gimple.def (GIMPLE_ASSIGN): Move into section of
	statements with memory operands.
	* gimple-dummy.c (remove_unused_locals): Remove.
	* tree-flow-inline.h (noreturn_call_p,
	mark_stmt_modified, update_stmt, update_stmt_if_modified,
	stmt_modified_p): Remove.
	* tree-ssa-live.c: Convert to tuples.
	* gimple.c (gimple_set_modified): Replace
	mark_stmt_modified.  Update all callers.
	(gimple_remove): Call free_stmt_operands.
	* gimple.h: Include tree-ssa-operands.h
	Move extern function declarations earlier in the file.
	(GIMPLE_CHECK2): Remove.
	(GIMPLE_RANGE_CHECK): Remove.
	(struct gimple_statement_with_ops): Fix GTY markers.
	(struct gimple_statement_with_memory_ops): Likewise.
	(gimple_modified_p): Replace stmt_modifed_p.  Update all
	users.
	(update_stmt): Move from tree-flow-inline.h.  Update all
	users.
	(update_stmt_if_modified): Likewise.
	(gimple_has_ops): Use range GIMPLE_COND ... GIMPLE_RETURN
	(gimple_has_mem_ops): Use range GIMPLE_ASSIGN ... GIMPLE_RETURN
	(gimple_num_ops): Call gimple_has_ops.
	(gimple_ops): Likewise.
	(gimple_op): Likewise.
	(gimple_op_ptr): Likewise.
	(gimple_set_op): Likewise.
	(gimple_set_addresses_taken): Remove.  Update all users.
	(gimple_add_to_addresses_taken): Likewise.
	(gimple_call_noreturn_p): Replace noreturn_call_p.
	Update all users.
	(gimple_phi_arg): Assert that INDEX is smaller than
	CAPACITY.
	* passes.c (init_optimization_passes): Enable
	pass_referenced_vars, pass_reset_cc_flags and pass_build_ssa.
	* tree-ssa-operands.c (gimple_set_stored_syms): Do not
	free the STORES field if SYMS is empty.
	(gimple_set_loaded_syms): Likewise.
	(finalize_ssa_stmt_operands): Only call
	finalize_ssa_vdefs and finalize_ssa_vuses if STMT has
	memory operands.
	(get_expr_operands): Handle CASE_LABEL_EXPR.
	(free_stmt_operands): Free bitmaps ADDRESSES_TAKEN,
	STORES and LOADS.
	(gimple_add_to_addresses_taken): Rename from
	add_to_addressable_set.

2008-01-14  Aldy Hernandez  <aldyh@redhat.com>

	* tree-dfa.c (dump_dfa_stats): Add %z modifier to size_t argument.

2008-01-11  Andrew MacLeod  <amacleod@redhat.com>
	    Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-01/msg00493.html

	* tree.h (struct ssa_use_operand_d): Replace field STMT
	with a union field LOC containing the fields STMT and
	SSA_NAME.
	Update all users.
	* tree-flow.h (struct immediate_use_iterator_d): Document
	how immediate use iteration works.

2008-01-10  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-01/msg00444.html

	* Makefile.in (tree-complex.o): Remove gt-tree-vect-generic.h

2008-01-10  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-01/msg00436.html

	* tree-ssa-operands.h (PHI_RESULT_PTR): Call
	gimple_phi_result_ptr.
	(PHI_ARG_DEF_PTR): Call gimple_phi_arg_imm_use_ptr.
	(free_ssa_operands): Remove.
	(copy_virtual_operands, create_ssa_artificial_load_stmt,
	add_to_addressable_set, discard_stmt_changes,
	FOR_EACH_PHI_OR_STMT_USE, FOR_EACH_PHI_OR_STMT_DEF): Convert
	to use 'gimple'.
	* tree-into-ssa.c: Convert to use 'gimple'.
	(rewrite_uses_p): New.  Use instead of REWRITE_THIS_STMT.
	(set_rewrite_uses): New.  Use instead of REWRITE_THIS_STMT.
	(register_defs_p): New.  Use instead of
	REGISTER_DEFS_IN_THIS_STMT.
	(set_register_defs): New.  Use instead of
	REGISTER_DEFS_IN_THIS_STMT.
	(REWRITE_THIS_STMT): Remove.
	(REGISTER_DEFS_IN_THIS_STMT): Remove.
	* tree-pretty-print.c (dump_vops): Remove.  Update all
	users.
	(dump_generic_node): Do not handle PHI_NODE.
	* tree.c (tree_node_kind): Remove "phi_nodes" entry.
	(tree_code_size): Do not handle PHI_NODE.
	(tree_size): Likewise.
	(make_node_stat): Likewise.
	(tree_node_structure): Likewise.
	(phi_node_elt_check_failed): Remove.
	* tree.h (PHI_NODE_ELT_CHECK): Remove.
	(PHI_RESULT_TREE): Remove.
	(PHI_ARG_DEF_TREE): Remove.
	(PHI_CHAIN): Remove.
	(PHI_NUM_ARGS): Remove.
	(PHI_ARG_CAPACITY): Remove.
	(PHI_ARG_ELT): Remove.
	(PHI_ARG_EDGE): Remove.
	(PHI_BB): Remove.
	(PHI_ARG_IMM_USE_NODE): Remove.
	(struct tree_phi_node): Remove.
	(union tree_node): Remove field 'phi'.
	(release_phi_node): Change argument to gimple.
	(duplicate_ssa_name): Change second argument to gimple.
	(swap_tree_operands): Remove.
	(enum tree_node_kind): Remove phi_kind entry.
	* tree-phinodes.c: Convert to use gimple.
	* tree-gimple.c (is_gimple_stmt): Do not handle PHI_NODE.
	* cgraphunit.c (cgraph_process_new_functions): Call
	gimple_unreachable to mark unconverted sections.
	(verify_cgraph_node): Do not ICE if THIS_CFUN is NULL.
	Convert statement verification to use gimple.
	(cgraph_expand_function): Call gimple_unreachable to mark
	unconverted sections.
	* tree-ssa-propagate.c: Convert to use gimple.
	(STMT_IN_SSA_EDGE_WORKLIST): Use flag GF_PLF_1 as marker.
	(DONT_SIMULATE_AGAIN): Remove.  Use gimple_visited.
	* gimple-dummy.c: Remove converted functions.
	* tree-ssa-alias.c (may_be_aliased): Re-enable.
	* tree-flow-inline.h (gimple_phi_arg_imm_use_ptr): Rename
	from get_phi_arg_def_ptr.
	(bsi_start, bsi_after_labels, bsi_last, bsi_end_p,
	bsi_next, bsi_prev, bsi_stmt, bsi_stmt_ptr): Remove.
	* tree.def (PHI_NODE): Remove.  Update most users.
	* tree-dfa.c: Convert to use gimple.
	* common.opt (fgimple-conversion): Default to 0.
	* tree-ssa.c: Convert to use gimple.
	* tree-optimize.c (pass_early_local_passes,
	pass_all_early_optimization, pass_init_datastructures):
	Enable.
	* tree-flow.h (tree_ann_type): Remove STMT_ANN.  Update
	all users.
	(struct stmt_ann_d): Remove.  Update all users.
	* Makefile.in (GIMPLE_H): Add tree-ssa-operands.h.
	(tree-ssa-copy.o, tree-phi-nodes.o, tree-complex.o):
	Re-enable.
	* gimple.h (enum plf_mask): Define.
	(GF_NO_WARNING): Remove
	(bb_seq): Return NULL if BB->il.gimple is NULL.
	(struct gimple_statement_base): Add bitfields no_warning,
	visited, unused_1, unused_2, unused_3, unused_4 and plf.
	(gimple_flags, gimple_set_flags, gimple_add_flag):
	Remove.  Update all users.
	(gimple_set_visited): New.
	(gimple_visited_p): New.
	(gimple_set_plf): New.
	(gimple_plf): New.
	(gimple_has_volatile_ops): New.
	(gimple_set_has_volatile_ops): New.
	(gimple_addresses_taken): New.
	(gimple_set_addresses_taken): New.
	(gimple_add_to_addresses_taken): New.
	(gimple_phi_result_ptr): New.
	(gsi_stmt_ptr): New.
	(gsi_bb): New.
	(gsi_seq): New.
	* tree-cfg.c (execute_build_cfg): Do not call
	gimple_set_body after building the CFG.
	(pass_build_cfg): Do not require PROP_gimple_leh.
	(gimplify_val): Convert to gimple.
	* passes.c (init_optimization_passes): Disable all of
	pass_all_early_optimizations.
	* tree-ssanames.c: Convert to gimple.
	* tree-ssa-operands.c: Convert to gimple.
	(gimple_set_stored_syms): New.
	(gimple_set_loaded_syms): New.

2008-01-03  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @131303

	* configure.ac (ACX_PKGVERSION): Update revision merge
	string.
	* configure: Regenerate.

2007-12-20  Diego Novillo  <dnovillo@google.com>

	* Makefile.in (builtins.o-warn, expr.o-warn): Add
	-Wno-error.

2007-12-05  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2007-12/msg00221.html

	* gimple.c (walk_gimple_asm): Guard against WI being
	NULL.
	(walk_gimple_stmt): Likewise.

2007-12-05  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2007-12/msg00216.html

	* tree.h (gimple_unreachable_1): Declare.
	(gimple_unreachable): Define.
	Replace calls to gcc_unreachable with gimple_unreachable
	in unconverted code.
	* gimple-dummy.c (gimple_unreachable_1): New function.
	* common.opt (fgimple-only): Remove.
	(fgimple-conversion): Define.
	* Makefile.in (STRICT_WARN): Add -Wno-return-type.

2007-11-30  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @130470

	* configure.ac (ACX_PKGVERSION): Update revision merge
	string.
	* configure: Regenerate.
	* tree-inline.c (copy_decl_no_change,
	copy_decl_for_dup_finish): Re-enable.

2007-11-26  Aldy Hernandez  <aldyh@redhat.com>

	* gimple.h (gimple_bind_block): Update comment.
	
2007-11-19  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @130291.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2007-11-19  Diego Novillo  <dnovillo@google.com>

	* tree-flow-inline.h (get_lineno): Call IS_LOCATION_EMPTY
	and LOCATION_LINE instead of accessing location fields
	directly.
	* gimple-low.c (lower_function_body): Use
	UNKNOWN_LOCATION instead of unknown_location.

2007-11-16  Diego Novillo  <dnovillo@google.com>

	* cgraph.c (cgraph_create_edge): Call gimple_body
	instead of DECL_SAVED_TREE.
	(dump_cgraph_node): Likewise.
	* cgraphunit.c (verify_cgraph_node): Likewise.
	(cgraph_analyze_functions): Likewise.
	(cgraph_mark_functions_to_output): Likewise.
	(cgraph_optimize): Likewise.
	* tree-eh.c (lower_eh_constructs): Add notes for future
	changes to calls to DECL_SAVED_TREE.
	(refactor_eh_r): Likewise.
	* cfgexpand.c (gimple_to_tree): New function.
	(maybe_dump_rtl_for_gimple_stmt): Rename from
	maybe_dump_rtl_for_tree_stmt.  Convert to tuples.
	(label_rtx_for_bb): Convert to tuples.
	(expand_gimple_cond): Rename from
	expand_gimple_cond_expr.  Convert to tuples.
	(expand_gimple_tailcall): Convert to tuples.
	(expand_gimple_basic_block): Convert to tuples.
	(discover_nonconstant_array_refs_r): Convert to tuples.
	(discover_nonconstant_array_refs): Convert to tuples.
	* tree-mudflap.c (execute_mudflap_function_decls): Add
	deprecation comment for DECL_SAVED_TREE call.
	* tree-inline.c (copy_generic_body): Call gimple_body
	instead of DECL_SAVED_TREE.
	(inlinable_function_p): Likewise.
	(clone_body): Add deprecation comment for DECL_SAVED_TREE
	call.
	* tree-cfg.c (remove_useless_stmts_bind): Call
	gimple_body instead of DECL_SAVED_TREE.
	(remove_useless_stmts): Likewise.

2007-11-10  Aldy Hernandez  <aldyh@redhat.com>

	* tree-cfg.c (verify_types_in_gimple_call): OBJ_TYPE_REF are allowed
	as function types.

	[objc]
	* objc-act.c (objc_gimplify_expr): Change pre and post to sequences.
	* objc-act.h (objc_gimplify_expr): Change prototype accordingly.
	
	[testsuite]
	* lib/objc.exp: Set -I regardless of libobjc.

2007-11-10  Aldy Hernandez  <aldyh@redhat.com>

	* tree-gimple.h (tree_annotate_all_with_locus): New.
	* gimple-dummy.c: Add omp_reduction_init and
	diagnose_omp_structured_block_errors.
	* gimplify.c (tree_should_carry_locus_p): New.
	(tree_annotate_one_with_locus): New.
	(tree_annotate_all_with_locus): New.

2007-11-08  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @129982

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2007-11-01  Diego Novillo  <dnovillo@google.com>

	* cgraphbuild.c (initialize_inline_failed): Re-enable.
	(build_cgraph_edges): Adapt to use tuples.
	(pass_build_cgraph): Re-enable.
	(rebuild_cgraph_edges): Adapt to use tuples.
	* cgraph.c (cgraph_release_function_body): Also NULLify the
	gimple body.
	(debug_cgraph_node): New.
	(debug_cgraph): New.
	* cgraph.h (struct cgraph_edge): Change field CALL_STMT to
	type gimple.  Update all users.
	* cgraphunit.c (cgraph_analyze_functions): If DECL does not
	have a struct function entry, discard it.
	* gimple.h (GF_CALL_CANNOT_INLINE): New.
	(gimple_call_lhs_ptr): New.
	(gimple_call_mark_uninlinable): New.
	(gimple_call_cannot_inline_p): New.
	(struct walk_stmt_info): Add field PSET.

2007-11-01  Diego Novillo  <dnovillo@google.com>

	* tree-optimize.c (tree_rest_of_compilation): Call
	gimple_set_body to remove the body if not inlining.
	* gimple.c (walk_gimple_stmt): Update documentation.
	Pass WI->PSET to every call to walk_tree.

2007-11-01  Diego Novillo  <dnovillo@google.com>

	* langhooks.h (struct lang_hooks_for_callgraph): Remove third
	argument from function pointer ANALYZE_EXPR.  Update all
	users.

2007-10-30  Diego Novillo  <dnovillo@google.com>

	* gimple.c (gimple_build_omp_return): Call
	gimple_omp_return_set_nowait if needed.
	* gimple.h (GIMPLE_CHECK, GIMPLE_CHECK2, GIMPLE_RANGE_CHECK):
	Move earlier in the file.
	(GF_NO_WARNING): Change to static const unsigned.
	(GF_CALL_TAILCALL): New.
	(GF_OMP_PARALLEL_COMBINED): Rename from
	OMP_PARALLEL_COMBINED_FLAG.  Change to static const unsigned.
	Update all users.
	(GF_OMP_RETURN_NOWAIT): Rename from OMP_RETURN_NOWAIT_FLAG.
	Change to static const unsigned.
	Update all users.
	(GF_OMP_SECTION_LAST): Rename from OMP_SECTION_LAST_FLAG.
	Change to static const unsigned.
	Update all users.
	(gimple_omp_return_set_nowait): New.
	(gimple_call_set_tail): New.
	(gimple_call_tail_p): New.

2007-10-30  Aldy Hernandez  <aldyh@redhat.com>

	* gimplify.c (get_tmp_var_for): Remove reference to IS_FORMAL in
	opening comment.
	(gimplify_return_expr): Return GS_ERROR if we have errored.
	(gimplify_statement_list): Handle case where voidify_wrapper returns a
	temporary.
	(gimplify_call_expr): Return gracefully on error.
	(gimplify_cond_expr): Same.
	* gimple.h (gimple_call_return_type): Do not error on methods.

2007-10-29  Diego Novillo  <dnovillo@google.com>
	    Tom Tromey  <tromey@redhat.com>

	* gimple.h (gimple_locus): Update comment.
	(gimple_set_locus): Likewise.
	(gimple_locus_empty_p): Add support for mapped locations.

2007-10-29  Diego Novillo  <dnovillo@google.com>

	* tree-optimize.c (execute_cleanup_cfg_pre_ipa): Re-enable.
	* gimple.c (walk_gimple_asm): Tidy comment.

2007-10-29  Aldy Hernandez  <aldyh@redhat.com>

	* tree-gimple.h (build_gimple_eh_filter_tree): Remove.
	* gimplify.c (build_gimple_eh_filter_tree): Move from here...
	* cp/cp-gimplify.c: ...to here.
	(cp_gimplify_init_expr): Convert to tuples.
	(gimplify_must_not_throw_expr): Make function return a
	gimplify_status and convert to tuples.
	(cp_gimplify_expr): Convert MUST_NOT_THROW_EXPR, INIT_EXPR, and
	USING_STMT to tuples.

2007-10-28  Aldy Hernandez  <aldyh@redhat.com>

	* gimplify.c (gimplify_body): Make work when body contains more than
	a GIMPLE_BIND statement.

2007-10-26  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @129659.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2007-10-26  Diego Novillo  <dnovillo@google.com>

	* gimple-low.c (lower_builtin_setjmp): Pass ARG to first
	call to gimple_build_call.

2007-10-17  Aldy Hernandez  <aldyh@redhat.com>

	* tree-gimple.c (get_gimple_rhs_class): Add case for EXC_PTR_EXPR.
	* gimplify.c (gimple_conditional_context): Enable.
	(gimplify_cleanup_point_expr): Enable.  Adjust for tuples.
	(gimple_push_cleanup): Enable.
	(gimplify_target_expr): Do not gimplify TARGET_EXPR_CLEANUP before
	calling gimple_push_cleanup.
	(gimplify_expr): Rename `try' to `try_'.
	Enable CLEANUP_POINT_EXPR case.
	Gimplify CATCH_EXPR and EH_FILTER_EXPR cases correctly.

2007-10-17  Aldy Hernandez  <aldyh@redhat.com>

	* gimple.c (gimple_size): Handle GIMPLE_WITH_CLEANUP_EXPR.
	* gimple.h (struct gimple_statement_catch): Make handler a structure,
	not a pointer.
	(struct gimple_statement_eh_filter): Make failure a structure, not a
	pointer.
	document EH_FILTER_MUST_NOT_THROW subcode flag.
	(gimple_catch_handler): Handler is now a struct.
	(gimple_catch_set_handler): Same.
	(gimple_eh_filter_failure): Failure is now a struct.
	(gimple_eh_filter_set_failure): Same.
	(gimple_eh_filter_must_not_throw): New.
	(gimple_eh_filter_set_must_not_throw): New.
	(gsi_next): Update comment.
	(gsi_prev): Same.
	* tree-cfg.c (verify_types_in_gimple_seq_2): Handle GIMPLE_EH_FILTER.

2007-10-18  Diego Novillo  <dnovillo@google.com>

	* gimple-iterator.c (gsi_delink): Remove.
	* gimple.h (gsi_delink): Remove.

2007-10-17  Diego Novillo  <dnovillo@google.com>

	* coretypes.h (const_gimple_seq): New typedef.
	* gimple.h (gimple_seq_first): Constify argument.
	(gimple_seq_last): Likewise.
	(gimple_seq_copy): Likewise.
	(gimple_seq_empty_p): Likewise.
	(gimple_set_prev): Rename from set_gimple_prev.
	Update all users.
	(gimple_set_next): Rename from set_gimple_next.
	Update all users.
	(gimple_set_flags): Rename from set_gimple_flags.
	Update all users.
	(gimple_add_flag): Rename from add_gimple_flag.
	Update all users.
	(gimple_set_subcode): Rename from set_gimple_subcode.  
	Update all users.
	(gimple_set_block): Rename from set_gimple_block.
	Update all users.
	(gimple_set_locus): Rename from set_gimple_locus.
	Update all users.
	(gimple_locus_empty_p): Constify argument.
	(gimple_has_ops): Likewise.
	(gimple_has_mem_ops): Likewise.
	(gimple_def_ops): Likewise.
	(gimple_set_def_ops): Rename from set_gimple_def_ops.
	Update all users.
	(gimple_use_ops): Constify argument.
	(gimple_set_use_ops): Rename from set_gimple_use_ops.
	Update all users.
	(gimple_vuse_ops): Constify argument.
	(gimple_set_vuse_ops): Rename from set_gimple_vuse_ops.
	Update all users.
	(gimple_vdef_ops): Constify argument.
	(gimple_set_vdef_ops): Rename from set_gimple_vdef_ops.
	Update all users.
	(gimple_loaded_syms): Constify argument.
	(gimple_stored_syms): Constify argument.
	(gimple_modified): Constify argument.
	(gimple_set_modified): Rename from set_gimple_modified.
	Update all users.
	(gimple_omp_return_nowait_p): Constify argument.
	(gimple_omp_section_last_p): Constify argument.
	(gimple_omp_parallel_combined_p): Constify argument.
	(gimple_build_return): Rename from build_gimple_return.
	Update all users.
	(gimple_build_assign): Rename from build_gimple_assign.
	Update all users.
	(gimple_build_assign_with_ops): Rename from
	build_gimple_assign_with_ops.
	Update all users.
	(gimple_build_call_vec): Rename from build_gimple_call_vec.
	Update all users.
	(gimple_build_call): Rename from build_gimple_call.
	Update all users.
	(gimple_build_cond): Rename from build_gimple_cond.
	Update all users.
	(gimple_build_label): Rename from build_gimple_label.
	Update all users.
	(gimple_build_goto): Rename from build_gimple_goto.
	Update all users.
	(gimple_build_nop): Rename from build_gimple_nop.
	Update all users.
	(gimple_build_asm): Rename from build_gimple_asm.
	Update all users.
	(gimple_build_asm_vec): Rename from build_gimple_asm_vec.
	Update all users.
	(gimple_build_catch): Rename from build_gimple_catch.
	Update all users.
	(gimple_build_eh_filter): Rename from build_gimple_eh_filter.
	Update all users.
	(gimple_build_try): Rename from build_gimple_try.
	Update all users.
	(gimple_build_wce): Rename from build_gimple_wce.
	Update all users.
	(gimple_build_resx): Rename from build_gimple_resx.
	Update all users.
	(gimple_build_switch): Rename from build_gimple_switch.
	Update all users.
	(gimple_build_switch_vec): Rename from
	build_gimple_switch_vec.  Update all users.
	(gimple_build_omp_parallel): Rename from
	build_gimple_omp_parallel.  Update all users.
	(gimple_build_omp_for): Rename from build_gimple_omp_for.
	Update all users.
	(gimple_build_omp_critical): Rename from
	build_gimple_omp_critical.
	Update all users.
	(gimple_build_omp_section): Rename from
	build_gimple_omp_section.  Update all users.
	(gimple_build_omp_continue): Rename from
	build_gimple_omp_continue.  Update all users.
	(gimple_build_omp_master): Rename from
	build_gimple_omp_master.  Update all users.
	(gimple_build_omp_ordered): Rename from
	build_gimple_omp_ordered.  Update all users.
	(gimple_build_omp_sections): Rename from
	build_gimple_omp_sections.  Update all users.
	(gimple_build_omp_single): Rename from
	build_gimple_omp_single.  Update all users.
	(gimple_set_body): Rename from set_gimple_body.  Update all
	users.
	(gimple_set_bb): Rename from set_gimple_bb.  Update all users.
	(is_gimple_operand): Constify argument.
	(gimple_ops): Likewise.
	(gimple_op_ptr): Likewise.
	(gimple_call_lhs): Likewise.
	(gimple_call_return_type): Likewise.
	(gimple_call_chain): Likewise.
	(gimple_call_arg_ptr): Likewise.
	(gimple_cond_true_label): Likewise.
	(gimple_bind_vars): Likewise.
	(gimple_bind_set_body): Likewise.
	(gimple_bind_block): Likewise.
	(gimple_asm_ninputs): Likewise.
	(gimple_asm_noutputs): Likewise.
	(gimple_asm_nclobbers): Likewise.
	(gimple_asm_input_op): Likewise.
	(gimple_asm_output_op): Likewise.
	(gimple_asm_clobber_op): Likewise.
	(gimple_asm_string): Likewise.
	(gimple_asm_volatile_p): Likewise.
	(gimple_catch_types): Likewise.
	(gimple_catch_handler): Likewise.
	(gimple_eh_filter_types): Likewise.
	(gimple_eh_filter_failure): Likewise.
	(gimple_try_kind): Likewise.
	(gimple_try_set_eval): Likewise.
	(gimple_try_set_cleanup): Likewise.
	(gimple_wce_set_cleanup): Likewise.
	(gimple_wce_cleanup_eh_only): Likewise.
	(gimple_phi_capacity): Likewise.
	(gimple_phi_num_args): Likewise.
	(gimple_phi_result): Likewise.
	(gimple_resx_region): Likewise.
	(gimple_switch_num_labels): Likewise.
	(gimple_switch_label): Likewise.
	(gimple_switch_default_label): Likewise.
	(gimple_omp_set_body): Likewise.
	(gimple_omp_critical_name): Likewise.
	(gimple_omp_for_clauses): Likewise.
	(gimple_omp_for_index): Likewise.
	(gimple_omp_for_initial): Likewise.
	(gimple_omp_for_final): Likewise.
	(gimple_omp_for_incr): Likewise.
	(gimple_omp_for_set_pre_body): Likewise.
	(gimple_omp_parallel_clauses): Likewise.
	(gimple_omp_parallel_child_fn): Likewise.
	(gimple_omp_parallel_data_arg): Likewise.
	(gimple_omp_single_clauses): Likewise.
	(gimple_omp_sections_clauses): Likewise.
	(gimple_omp_for_cond): Likewise.
	(gimple_return_retval): Likewise.
	(is_gimple_omp): Likewise.
	(gimple_nop_p): Likewise.
	(gimple_expr_type): Likewise.

2007-10-17  Diego Novillo  <dnovillo@google.com>

	* tree-ssa-loop-manip.c (gimple_duplicate_loop_to_header_edge): Rename
	from tree_duplicate_loop_to_header_edge.
	Update all users.
	* value-prof.c: Convert and enable all functions in the file.
	(gimple_divmod_fixed_value): Rename from
	tree_divmod_fixed_value.
	(gimple_mod_pow2): Rename from tree_mod_pow2.
	(gimple_mod_subtract): Rename from tree_mod_subtract.
	(gimple_divmod_fixed_value_transform): Rename from
	tree_divmod_fixed_value_transform.
	(gimple_mod_pow2_value_transform): Rename from
	tree_mod_pow2_value_transform.
	(gimple_mod_subtract_transform): Rename from
	tree_mod_subtract_transform.
	(gimple_stringops_transform): Rename from tree_stringops_transform.
	(gimple_ic_transform): Rename from tree_ic_transform.
	Update all users.
	* value-prof.h (gimple_register_value_prof_hooks): Rename from
	tree_register_value_prof_hooks.  Update all users.
	* tree.h (OMP_DIRECTIVE_P): Remove.  Update all users.
	(validate_arglist): Move to gimple.h.
	* builtins.c: (validate_arglist): Change first argument to
	const_gimple.  Disable most callers.
	* gimple.def: Document all GIMPLE codes.
	* tree-gimple.c (is_gimple_operand): New.
	(get_gimple_rhs_class)<ADDR_EXPR>: Accept as a
	GIMPLE_SINGLE_RHS.
	<WITH_SIZE_EXPR>: Likewise.
	(get_gimple_rhs_num_ops): New.
	(is_gimple_call_addr): Tidy.
	* tree-gimple.h (get_gimple_rhs_num_ops): Declare.
	* gimple-dummy.c (free_histograms, stringop_block_profile):
	Remove.
	* gimple-low.c (lower_function_body): Tidy.
	* predict.c (gimple_predicted_by_p): Rename from
	tree_predicted_by_p.  Update all users.
	(gimple_predict_edge): Rename from tree_predict_edge.  Update
	all users.
	* gimple-iterator.c (gsi_link_seq_after): Update documentation.
	(gsi_link_after): Likewise.
	* tree-eh.c (stmt_could_throw_1_p): New.
	(stmt_could_throw_p): New.
	* gimple-pretty-print.c (dump_unary_rhs): Print ADDR_EXPR as
	a single operand.
	(dump_gimple_switch): Support NULL case labels.
	(dump_gimple_asm): Dump outputs first.
	* gimplify.c (compare_case_labels): Make the default label
	sort first.
	(sort_case_labels): Do not special case the default label.
	(gimplify_init_ctor_eval): Gimplify initializer expressions.
	(gimplify_modify_expr): Unshare the operands before setting
	them on the new GIMPLE_ASSIGN statement.
	(gimplify_asm_expr): NULLify the chain on operands before
	putting them on the input/output vectors.
	* tree-cfgcleanup.c: Convert and enable CFG cleanup functions.
	(cleanup_control_expr_graph): Call gimple_fold.
	* tree-flow.h (gimple_block_label): Rename from
	tree_block_label.  Update all users.
	(gimple_duplicate_sese_region): Rename from
	tree_duplicate_sese_region.  Update all users.
	(gimple_duplicate_sese_tail): Rename from
	tree_duplicate_sese_tail.  Update all users.
	(gimple_purge_dead_abnormal_call_edges): Rename from
	tree_purge_dead_abnormal_call_edges.  Update all users.
	(gimple_purge_all_dead_eh_edges): Rename from
	tree_purge_all_dead_eh_edges.  Update all users.
	(stmt_could_throw_p): Declare.
	(add_stmt_to_eh_region_fn): Move from except.h.
	(remove_stmt_from_eh_region_fn): Likewise.
	(lookup_stmt_eh_region_fn): Likewise.
	(lookup_stmt_eh_region): Likewise.
	(verify_eh_edges): Likewise.
	* Makefile.in (GIMPLE_H): Add dependencies on GGC_H, TM_H and
	TARGET_H.
	(ipa-inline.o): Add dependency on TREE_FLOW_H.
	(out_object_file): Add dependency on TREE_GIMPLE_H.
	* gimple.c (gimple_set_code): Rename from set_gimple_code.
	(gimple_size): New.
	(gimple_alloc): New.
	(gimple_alloc_ops): New.
	(build_gimple_with_ops): Call them.
	(build_gimple_return): Only call gimple_return_set_retval if
	RETVAL is not NULL.
	(build_gimple_call): Validate argument FN.
	(extract_ops_from_tree): New.
	(build_gimple_assign_with_ops): New.
	(build_gimple_assign): Call them.
	(build_gimple_nop):  Call gimple_alloc.
	(build_gimple_bind): Likewise.
	(build_gimple_asm_1): Tidy.
	(build_gimple_asm_vec): Tidy.
	(build_gimple_asm): Tidy.
	(build_gimple_catch): Call gimple_alloc.
	(build_gimple_eh_filter): Likewise.
	(build_gimple_try): Likewise.
	(build_gimple_wce): Likewise.
	(build_gimple_phi): Remove.
	(build_gimple_resx): Call gimple_alloc.
	(build_gimple_switch_1): Tidy.
	(build_gimple_switch): Tidy.
	(build_gimple_omp_critical): Call gimple_alloc.
	(build_gimple_omp_for): Likewise.
	(build_gimple_omp_parallel): Likewise.
	(build_gimple_omp_section): Likewise.
	(build_gimple_omp_master): Likewise.
	(build_gimple_omp_continue): Likewise.
	(build_gimple_omp_ordered): Likewise.
	(build_gimple_omp_return): Likewise.
	(build_gimple_omp_sections): Likewise.
	(build_gimple_omp_single): Likewise.
	(gimple_check_failed): Change GS to const_gimple.  Update all
	users.
	(gimple_range_check_failed): Likewise.
	(walk_gimple_seq): Change return type to tree.  Update all
	users.
	If the call to walk_gimple_stmt returns non-NULL,
	return it immediately.
	(walk_gimple_asm): Change return type to tree.  Update all
	users.
	If the call to walk_tree returns non-NULL, return it.
	(walk_gimple_stmt): Likewise.
	(gimple_fold): New.
	(gimple_assign_set_rhs_from_tree): New.
	(gimple_assign_set_rhs_with_ops): New.
	(gimple_copy): New.
	* basic-block.h (gimple_predicted_by_p): Rename from
	tree_predicted_by_p.  Update all users.
	(gimple_predict_edge): Rename from tree_predict_edge.  Update
	all users.
	* gimple.h: Add documentation to all inline functions.
	(gimple_seq_first): Return NULL if S is NULL.
	(gimple_seq_last): Likewise.
	(GF_ASM_VOLATILE): Define.
	(GF_NO_WARNING): Rename from GIMPLE_NO_WARNING.  Update all
	users.
	(build_gimple_assign_with_ops): Declare.
	(build_gimple_asm): Change unsigned arguments to size_t.
	Update all users.
	(build_gimple_switch): Likewise.
	(build_gimple_phi): Remove.
	(validate_arglist): Declare.
	(gimple_fold): Declare.
	(gimple_assign_set_rhs_from_tree): Declare.
	(gimple_assign_set_rhs_with_ops): Declare.
	(gimple_copy): Declare.
	(is_gimple_operand): Declare.
	(gimple_num_ops): Change argument to const_gimple.
	Return 0 if GS is not one of the statements that has tree
	operands.
	(gimple_ops): New.
	(gimple_op): Change argument to const_gimple.
	If GS is not a statement that has tree operands, return NULL.
	(gimple_op_ptr): Likewise.
	(gimple_assign_subcode): Change argument to const_gimple.
	(gimple_assign_operand): Remove.  Update all users.
	(gimple_assign_set_operand): Remove.  Update all users.
	(gimple_assign_lhs): Change argument type to const_gimple.
	(gimple_assign_rhs1): Likewise.
	(gimple_assign_rhs2): Likewise.
	(gimple_assign_set_rhs1): Assert that RHS is a valid operand.
	(gimple_assign_set_rhs2): Likewise.
	(gimple_call_lhs): Call gimple_op.
	(gimple_call_set_lhs): Assert that LHS is a valid operand.
	Call gimple_set_op.
	(gimple_call_set_fn): New.
	(gimple_call_fndecl): Change argument type to const_gimple.
	Call gimple_call_fn.
	(gimple_call_chain): Call gimple_op.
	(gimple_call_set_chain): Assert that CHAIN is valid.
	Call gimple_set_op.
	(gimple_call_nargs): Change argument to const_gimple.
	Call gimple_op.
	(gimple_call_arg_ptr): Call gimple_op_ptr.
	(gimple_call_set_arg): Assert that ARG is valid.
	Call gimple_set_op.
	(gimple_cond_code): Change argument to const_gimple.
	(gimple_cond_lhs): Change argument to const_gimple.
	(gimple_cond_set_lhs): Assert that the operand is valid.
	Call gimple_set_op.
	(gimple_cond_rhs): Change argument to const_gimple.
	Call gimple_op.
	(gimple_cond_true_label): Call gimple_op.
	(gimple_cond_false_label): Likewise.
	(gimple_label_label): Likewise.
	(gimple_cond_set_true_label): Assert that the operand is
	valid.
	Call gimple_set_op.
	(gimple_cond_set_false_label): Likewise.
	(gimple_goto_dest): Change argument to const_gimple.
	Call gimple_set_op.
	(gimple_goto_set_dest): Assert that the operand is valid.
	Call gimple_set_op.
	(gimple_asm_ninputs): Change return type to size_t.  Update
	all users.
	(gimple_asm_noutputs): Likewise.
	(gimple_asm_nclobbers): Rename from gimple_asm_nclobbered.
	Change return type to size_t.
	Update all users.
	(gimple_asm_set_input_op): Assert that the argument is
	valid.
	(gimple_asm_set_output_op): Likewise.
	(gimple_asm_set_clobber_op): Likewise.
	(gimple_asm_volatile_p): New.
	(gimple_asm_set_volatile): New.
	(gimple_asm_clear_volatile): New.
	(gimple_phi_set_capacity): Remove.
	(gimple_phi_set_nargs): Remove.
	(gimple_expr_type): New.
	(struct walk_stmt_info): Remove fields want_bind_expr and
	want_return_expr.  Update all users.
	* tree-cfg.c: Convert all functions for CFG cleanup and
	verification.
	(gimple_redirect_edge_and_branch): Rename from
	tree_redirect_edge_and_branch.
	(gimple_try_redirect_by_replacing_jump): Rename from
	tree_try_redirect_by_replacing_jump.
	(gimple_verify_flow_info): Rename from tree_verify_flow_info.
	(gimple_make_forwarder_block): Rename from
	tree_make_forwarder_block.
	(gimple_cfg2vcg): Rename from tree_cfg2vcg.
	(gimple_merge_blocks): Rename from tree_merge_blocks.
	(gimple_can_merge_blocks_p): Rename from tree_merge_blocks_p.
	(gimple_can_remove_branch_p): Rename from tree_can_remove_branch_p.
	(gimple_redirect_edge_and_branch): Rename from
	tree_redirect_edge_and_branch.
	(gimple_move_block_after): Rename from tree_move_block_after.
	(gimple_predict_edge): Rename from tree_predict_edge.
	(gimple_predicted_by_p): Rename from tree_predicted_by_p.
	(gimple_duplicate_bb): Rename from tree_duplicate_bb.
	(gimple_can_duplicate_bb_p): Rename from tree_can_duplicate_bb_p.
	(gimple_split_edge): Rename from tree_split_edge.
	(gimple_make_forwarder_block): Rename from tree_make_forwarder_block.
	(gimple_block_ends_with_call_p): Rename from
	tree_block_ends_with_call_p.
	(gimple_block_ends_with_condjump_p): Rename from
	tree_block_ends_with_condjump_p.
	(gimple_flow_call_edges_add): Rename from
	tree_flow_call_edges_add.
	(gimple_execute_on_growing_pred): Rename from
	tree_execute_on_growing_pred.
	(gimple_execute_on_shrinking_pred): Rename from
	tree_execute_on_shrinking_pred.
	(gimple_duplicate_loop_to_header_edge): Rename from
	tree_duplicate_loop_to_header_edge.
	(gimple_lv_add_condition_to_bb): Rename from
	tree_lv_add_condition_to_bb.
	(gimple_lv_adjust_loop_header_phi): Rename from
	tree_lv_adjust_loop_header_phi.
	(struct pass_build_cfg): Enable TODO_verify_stmts and
	TODO_cleanup_cfg.
	* passes.c (execute_function_todo): Enable call to
	cleanup_tree_cfg.

2007-10-17  Aldy Hernandez  <aldyh@redhat.com>

	* gimple.def: Add GIMPLE_WITH_CLEANUP_EXPR.
	* gsstruct.def: Add GSS_WCE.
	* gimple-iterator.c (gsi_delink): New.
	(gsi_split_seq_*): Update comment.
	* gimple.c (gss_for_code): Handle GIMPLE_WCE.  Adjust whitespace.
	(build_gimple_wce): New.
	* gimple.h (struct gimple_statement_wce): New.
	(union gimple_statement_d): Add gimple_wce.
	(build_gimple_wce): Protoize.
	(gimple_wce_cleanup): New.
	(gimple_wce_set_cleanup): New.
	(gimple_wce_cleanup_eh_only): New.
	(gimple_wce_set_cleanup_eh_only): New.
	(gsi_delink): Protoize.

2007-10-12  Aldy Hernandez  <aldyh@redhat.com>

	* Makefile.in (GIMPLE_H): Depend on TARGET_H.
	* gimple.h (gsi_alloc): New.
	(_ALLOC_GSI): Remove.
	Replace _ALLOC_GSI uses by gsi_alloc.

2007-10-12  Aldy Hernandez  <aldyh@redhat.com>

	* gimple.h (_ALLOC_GSI): New.
	Use it throughout when allocating a new gimple_stmt_iterator.

2007-10-11  Aldy Hernandez  <aldyh@redhat.com>

	Merge with mainline @129233.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2007-10-11  Aldy Hernandez  <aldyh@redhat.com>

	* cfg.c: Include tree-flow.h.
	(remove_edge_raw): Call redirect_edge_var_map_clear.
	(redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
	* tree-flow-inline.h (redirect_edge_var_map_def): New.
	(redirect_edge_var_map_result): New.
	* tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
	PENDING_STMT use with redirect_edge_var_map_*.
	* tree-ssa.c (edge_var_maps): New definition.
	(redirect_edge_var_map_add): New.
	(redirect_edge_var_map_clear): New.
	(redirect_edge_var_map_dup): New.
	(redirect_edge_var_map_vector): New.
	(redirect_edge_var_map_destroy): New.
	(ssa_redirect_edge): Replace PENDING_STMT use with
	redirect_edge_var_map_*.
	(flush_pending_stmts): Same.
	(delete_tree_ssa): Destroy edge var map.
	* tree-flow.h (struct _edge_var_map): New.
	Define edge_var_map vector type.
	Declare redirect_edge_var_map_* prototypes.
	* Makefile.in (cfg.o): Depend on TREE_FLOW_H.
	* tree-cfg.c (reinstall_phi_args): Replace
	PENDING_STMT use with redirect_edge_var_map_*.

2007-10-02  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @128957.

	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2007-09-24  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @128708.
	
	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.

2007-09-24  Diego Novillo  <dnovillo@google.com>

	* gimple.h (gimple_code): Change argument type to
	const_gimple.
	(gimple_flags): Likewise.
	(gimple_subcode): Likewise.
	(gimple_next): Likewise.
	(gimple_prev): Likewise.
	(gimple_bb): Likewise.
	(gimple_block): Likewise.
	(gimple_locus): Likewise.

2007-09-15  Diego Novillo  <dnovillo@google.com>

	* gimple-iterator.c (gsi_replace): Call gsi_insert_before and
	gsi_remove to do the replacement.
	(gsi_insert_before): Take the basic block from the iterator.
	(gsi_insert_after): Likewise.
	* gimple-iterator.h: Move inside gimple.h.
	* tree-eh.c (make_eh_edge, make_eh_edges): Enable.
	* gimple-pretty-print.c (dump_gimple_seq, dump_gimple_cond,
	dump_gimple_bind, dump_gimple_try): Do not handle TDF_DETAILS.
	(dump_gimple_switch): Fix display of case labels.
	(dump_gimple_stmt): Handle TDF_DIAGNOSTIC.
	(pp_cfg_jump): New.
	(dump_implicit_edges): New.
	(gimple_dump_bb_buff): Call it.
	* domwalk.c (walk_dominator_tree):
	* gimplify.c (gimplify_switch_expr): Fix generation of
	GIMPLE_SWITCH labels.
	(gimplify_case_label_expr): Emit a label for CASE_LABEL
	instead of the CASE_LABEL_EXPR.
	* Makefile.in (GIMPLE_H): Add dependency on BASIC_BLOCK_H.
	* gimple.c (walk_gimple_stmt): Reverse meaning of return value
	of CALLBACK_STMT.  Update all users.
	Walk sub-statements of statements with bodies.
	* gimple.h (GCC_GIMPLE_H): Rename from GCC_GIMPLE_IR_H.
	Include vec.h, tm.h, hard-reg-set.h and basic-block.h.
	(bb_seq, set_bb_seq): Move from tree-flow-inline.h
	(gimple_label_set_label): Do not allow CASE_LABEL_EXPR.
	(gsi_start_bb): New.  Update all users that were calling
	gsi_start (bb_seq ()).
	(struct gimple_stmt_iterator): Add field 'bb'.
	* tree-cfg.c (build_gimple_cfg): Enable.
	(create_bb): Create a new sequence if the given one is NULL.
	(make_gimple_switch_edges): Rename from make_switch_expr_edges.
	Update all users.
	(cleanup_dead_labels): Fix handling of GIMPLE_SWITCH.
	(group_case_labels): Likewise.
	(verify_types_in_gimple_stmt): Do not allow CASE_LABEL_EXPR in
	a GIMPLE_LABEL.

2007-09-13  Diego Novillo  <dnovillo@google.com>

	* tree-pretty-print.c (dump_symbols, dump_generic_bb,
	dump_bb_header, dump_bb_end, dump_phi_nodes, pp_cfg_jump,
	dump_implicit_edges, dump_generic_bb_buff): Remove.
	* value-prof.c (histogram_eq): Enable.
	(dump_histograms_for_stmt): Adapt to tuples.
	* value-prof.h (struct):
	* cfghooks.h (struct cfg_hooks)<dump_bb>: Add int argument.
	Update all users.
	* gimple-dummy.c (gimple_remove_stmt_histograms,
	remove_stmt_from_eh_region): Remove.
	* gimple-iterator.h (gsi_start): Support NULL sequences.
	* tree-eh.c (add_stmt_to_eh_region): Enable.
	(remove_stmt_from_eh_region): Enable.
	(lookup_stmt_eh_region): Enable.
	(tree_could_throw_p): Enable.
	(stmt_can_throw_internal): Enable.
	* gimple-pretty-print.c: Include value-prof.h
	(dump_gimple_cond): Do not insert a newline initially.
	(dump_gimple_bind): Likewise.
	(dump_gimple_try): Likewise.
	(dump_gimple_asm): Likewise.
	(dump_symbols): Move from tree-pretty-print.c
	(dump_gimple_phi): New.
	(dump_gimple_stmt): Call it..
	(dump_bb_header): Move from tree-pretty-print.c
	(dump_bb_end): Likewise.
	(dump_phi_nodes): Likewise.
	(gimple_dump_bb_buff): New.
	(gimple_dump_bb): New.
	* Makefile.in (gimple-pretty-print.o): Add dependency
	value-prof.h
	* tree-cfg.c (fold_cond_expr_cond): Handle cases where
	fold_binary returns NULL.
	(make_cond_expr_edges): Take locus from the first statement of
	the destination blocks.
	(tree_dump_bb): Remove.
	(gimple_debug_bb): Rename from debug_tree_bb.
	Update all users.
	(gimple_debug_bb_n): Rename from debug_tree_bb_n.
	Update all users.
	(gimple_debug_cfg): Rename from debug_tree_cfg.
	Update all users.
	(gimple_dump_cfg): Rename from dump_tree_cfg.
	Update all users.
	(is_ctrl_altering_stmt): Call gimple_call_flags to determine
	whether the function is const/pure.
	* tree-ssa-operands.c (stmt_references_memory_p): Enable.

2007-09-11  Diego Novillo  <dnovillo@google.com>

	* tree.h (struct tree_ssa_name): Add field def_stmt.
	(SSA_NAME_DEF_STMT): Return it.
	* tree-phinodes.c (create_phi_node): Return gimple.
	Update all callers.
	(add_phi_args): Change PHI argument to gimple.  Update all
	callers.
	(remove_phi_node): Call gimple_remove.
	(phi_reverse): Remove.  Update all users.
	* tree-ssa-alias-warnings.c: Disable.
	* input.h (IS_LOCATION_EMPTY): Fix comparison of LOCATION_LINE.
	* fold-const.c: Include gimple.h.
	(fold_undefer_overflow_warnings): Change type of argument STMT to
	gimple.  Update all users.
	* cfghooks.h (struct cfg_hooks)<can_merge_blocks_p>: Change
	arguments to basic_block.  Update all users.
	* tree-gimple.c (get_gimple_rhs_class): Change argument to
	enum tree_code.  Update all users.  Move calls to
	is_gimple_lvalue and is gimple_val...
	(is_gimple_formal_tmp_rhs): ... here.
	* tree-ssa-ccp.c (fold_stmt_r): Enable.
	(fold_stmt): Enable.
	(fold_stmt_inplace): Enable.  Adapt to tuples.
	* ipa-pure-const.c (analyze_function): Disable.
	* tree-ssa-propagate.c (get_rhs): Adapt to tuples.  Update all
	users.
	* gimple-dummy.c (ssa_operands_active): Remove dummy function.
	(remove_stmt_from_eh_region, create_phi_node, add_phi_arg,
	substitute_in_loop_info, release_defs, push_stmt_changes,
	pop_stmt_changes, replace_exp): Add dummy functions.
	* predict.c: Disable.
	* gimple-iterator.c: Include tm.h and tree-flow.h
	(gsi_delink): Remove.  Update all users.
	(update_modified_stmt): Move from tree-cfg.c.
	(gsi_insert_before): New.
	(gsi_insert_seq_before): New.
	(gsi_insert_after): New.
	(gsi_insert_seq_after): New.
	(gsi_for_stmt): New.
	(gsi_move_after): New.
	(gsi_move_before): New.
	(gsi_move_to_bb_end): New.
	* gimple-iterator.h (gsi_remove): New.
	* tree-eh.c (add_stmt_to_eh_region_fn): Add comment
	(add_stmt_to_eh_region): Likewise.
	(remove_stmt_from_eh_region_fn): Likewise.
	(remove_stmt_from_eh_region): Likewise.
	(lookup_stmt_eh_region_fn): Likewise.
	(lookup_stmt_eh_region): Likewise.
	(tree_could_throw_p): Likewise.
	(stmt_can_throw_internal): Likewise.
	(tree_can_throw_external): Likewise.
	* gimple-pretty-print.c (op_gimple_cond): Remove.  Update all
	users.
	* tree-affine.c (tree_to_aff_combination_expand): Disable.
	* tree-flow-inline.h (op_iter_init_vdef): Call gimple_code
	instead of TREE_CODE.
	* gimplify.c (gimplify_cond_expr): Use enum tree_code instead
	of enum gimple_cond as the subcode for GIMPLE_COND.
	Do not switch around the conditional when the then clause is empty.
	(tree_to_gimple_tuple): Remove.  Update all users.
	(gimplify_omp_for):
	(force_gimple_operand_gsi): Rename from force_gimple_operand_bsi.  Update all users.
	* tree-dfa.c (find_referenced_vars): Disable.
	(collect_dfa_stats): Likewise.
	(collect_dfa_stats_r): Likewise.
	* cfgexpand.c: Disable.
	* tree-mudflap.c: Disable.
	* print-tree.c: Include diagnostic.h.
	(print_node): Call print_gimple_stmt when printing SSA_NAMEs.
	* lambda-code.c: Disable.
	* tree-profile.c (tree_init_edge_profiler): Disable.
	(tree_gen_edge_profiler): Disable.
	* tree-flow.h (block_stmt_iterator): Remove.  Update all users.
	(const_block_stmt_iterator): Likewise.
	* Makefile.in (print-tree.o): Add dependency on $(DIAGNOSTIC_H).
	(gimple-iterator.o): Add dependency on $(TREE_FLOW_H) and
	value-prof.h.
	(gimple.o): Likewise.
	(fold-const.o): Add dependency on $(GIMPLE_H).
	* gimple.c: Include tm.h, hard-reg-set.h, basic-block.h,
	tree-flow.h and value-prof.h.
	(build_gimple_with_ops): Do not allocate operands if NUM_OPS == 0.
	(build_gimple_return): Remove argument RESULT_DECL_P.  Update
	all users.
	(build_gimple_cond): Use enum tree_code instead of enum
	gimple_cond as the subcode.  Update all users.
	(gimple_cond_invert): Remove.  Update all users.
	(walk_gimple_seq): Add arguments CALLBACK_STMT and
	CALLBACK_OP.  Update all users.
	(walk_gimple_asm): Likewise.
	(walk_gimple_stmt): Likewise.
	(gimple_remove): New.
	(gimple_seq_reverse): New.
	(set_gimple_bb): New.
	* gimple.h (gimple_statement_base): Split field 'flags' into
	fields 'subcode' and 'flags'.  Update all users.
	(gimple_statement_with_ops): Rename field 'base' to
	'gsbase'.  Update all users.
	(gimple_statement_omp): Likewise.
	(gimple_statement_bind): Likewise.
	(gimple_statement_catch): Likewise.
	(gimple_statement_eh_filter): Likewise.
	(gimple_statement_phi): Likewise.
	(gimple_statement_resx): Likewise.
	(gimple_statement_try): Likewise.
	(gimple_statement_omp_parallel): Likewise.
	(enum gimple_cond): Remove.  Update all users.
	(GIMPLE_NO_WARNING): Define.
	(set_gimple_flags): Assert that FLAGS fits in 8 bits.
	(add_gimple_flag): Likewise.
	(set_gimple_subcode): New.  Use instead of set_gimple_flags
	everywhere.
	(gimple_subcode): New.  Use instead of gimple_flags
	everywhere.
	(gimple_no_warning_p): New.
	(gimple_cond_set_code): New.
	(gimple_cond_make_false): New.
	(gimple_cond_make_true): New.
	(gimple_phi_num_args): Rename from gimple_phi_nargs.  Update
	all users.
	* tree-cfg.c (build_gimple_cfg): Return immediately.
	(set_bb_for_stmt): Remove.  Move functionality to
	set_gimple_bb.  Update all users.
	(factor_computed_gotos):
	(bsi_for_stmt): Remove.
	(bsi_insert_before): Remove.
	(bsi_insert_seq_before): Remove.
	(bsi_insert_after): Remove.
	(bsi_insert_seq_after): Remove.
	(bsi_remove): Remove.
	(bsi_move_after): Remove.
	(bsi_move_before): Remove.
	(bsi_move_to_bb_end): Remove.
	(bsi_replace): Remove.
	(tree_verify_flow_info): Adapt to tuples.
	(tree_make_forwarder_block): Likewise.
	(tree_try_redirect_by_replacing_jump): Likewise.
	(tree_redirect_edge_and_branch): Likewise.
	(tree_purge_dead_eh_edges): Likewise.
	(gimple_cfg_hooks): Enable some hooks.
	* tree-ssanames.c (make_ssa_name): Change type of STMT to
	gimple.  Update all users.
	* tree-ssa-operands.c (ssa_operands_active): Enable.

2007-08-31  Diego Novillo  <dnovillo@google.com>

	* tree-gimple.c (is_gimple_addressable): Tidy.
	* Makefile.in (tree-ssa-structalias.o): Disable dependency on
	GTY header file.
	(tree-ssa-propagate.o): Likewise.
	(tree-phinodes.o): Likewise.
	(tree-scalar-evolution.o): Likewise.
	(tree-vect-generic.o): Likewise.
	* gimple.h (struct gimple_statement_phi): Change type of
	fields 'capacity' and 'nargs' to size_t.
	Update all users.
	* tree-cfg.c (verify_gimple_unary_expr): Remove.  Update all
	users.
	(verify_gimple_binary_expr): Remove.  Update all users.
	(verify_types_in_gimple_min_lval): Rename from
	verify_gimple_min_lval.
	(verify_types_in_gimple_reference): Rename from
	verify_gimple_reference.
	(verify_gimple_tree_expr): Remove.
	Move checks to verify_types_in_gimple_assign.
	(verify_types_in_gimple_call): Rename from verify_gimple_call.
	(verify_types_in_gimple_cond): Rename from verify_gimple_cond.
	(verify_types_in_gimple_assign): Rename from verify_gimple_assign.
	(verify_types_in_gimple_switch): Rename from verify_gimple_switch.
	(verify_types_in_gimple_phi): New.
	verify_types_in_gimple_return): Rename from
	verify_gimple_return.
	(verify_types_in_gimple_stmt): Rename from verify_gimple_stmt.
	(verify_types_in_gimple_seq): Rename from verify_gimple_seq.

2007-08-30  Chris Matthews  <chrismatthews@google.com>
	    Diego Novillo  <dnovillo@google.com>

	* gimplify.c (gimplify_body): Call verify_gimple_seq if
	ENABLE_TYPES_CHECKING is set.
	* gimple.h (is_gimple_omp): New.
	* tree-cfg.c (verify_gimple_tree_expr): Rename from
	verify_gimple_expr.
	Verify tree nodes that should disappear after conversion to
	GIMPLE.
	Do not handle COND_EXPR, CALL_EXPR.
	(verify_gimple_modify_stmt): Remove.
	(verify_gimple_call): New.
	(verify_gimple_cond): New.
	(verify_gimple_assign): New.
	(verify_gimple_return): New.
	(verify_gimple_switch): New.
	(verify_gimple_stmt):  Change input argument to type gimple.
	Call new verifiers.
	(verify_gimple_seq): Rename from verify_gimple_1.

2007-08-30  Diego Novillo  <dnovillo@google.com>

	* gimple-low.c (gimple_try_catch_may_fallthru): Call
	gimple_code instead of gimple_flags.
	* gimple.c (set_gimple_body): Use gimple_seq instead of gimple
	when accessing vector gimple_bodies_vec.
	(gimple_body): Likewise.
	(gimple_assign_copy_p): New.
	* gimple.h (enum gimple_try_kind): New.
	(GIMPLE_TRY_CATCH): Move inside enum gimple_try_kind.
	(GIMPLE_TRY_FINALLY): Likewise.
	(gimple_assign_copy_p): Declare.
	(gimple_assign_rhs_code): New.
	Update callers that used to call gimple_flags.
	(gimple_cond_code): New.
	Update callers that used to call gimple_flags.
	(gimple_try_kind): New.
	(gimple_nop_p): Tidy comment.
	* gimple-pretty-print.c (dump_unary_rhs): New.
	(dump_gimple_assign): Call it.

2007-08-30  Diego Novillo  <dnovillo@google.com>

	* gimplify.c (gimplify_cond_expr): When gimplifying a ?: call
	gimplify_stmt with the expression just built instead of the
	original expression.
	Use the correct labels when calling build_gimple_cond.


2007-08-30  Diego Novillo  <dnovillo@google.com>

	* tree-vrp.c: Disable.
	* tree-loop-linear.c: Disable.
	* tree-into-ssa.c: Disable.
	* tree-ssa-loop-im.c: Disable.
	* tree-complex.c: Disable.
	* cgraphbuild.c: Disable most functions.
	* tree-ssa-threadupdate.c: Disable.
	* tree-ssa-loop-niter.c: Disable.
	* tree-pretty-print.c: Disable.
	* tree-ssa-loop-unswitch.c: Disable.
	* tree-ssa-loop-manip.c: Disable.
	* value-prof.c: Disable.
	* tree-tailcall.c: Disable.
	* tree-ssa-loop-ch.c: Disable.
	* tree-scalar-evolution.c: Disable.
	* tree-phinodes.c: Disable.
	* omp-low.c: Disable.
	* tree-ssa-dse.c: Disable.
	* ipa-reference.c: Disable.
	* tree-ssa-uncprop.c: Disable.
	* tree-ssa-sccvn.c: Disable.
	* cgraphunit.c (verify_cgraph_node): Disable basic block traversal.
	* tree-ssa-copyrename.c: Disable.
	* tree-ssa-ccp.c: Disable most functions.
	* tree-ssa-loop-ivopts.c: Disable.
	* tree-stdarg.c: Disable.
	* tree-ssa-math-opts.c: Disable.
	* tree-ssa-dom.c: Disable most functions.
	* tree-nrv.c: Disable.
	* tree-ssa-propagate.c: Disable.
	* gimple-dummy.c: New file.
	* tree-ssa-alias.c: Disable most functions.
	* tree-ssa-sink.c: Disable.
	* expr.c (expand_expr_real): Disable call to
	lookup_stmt_eh_region.
	* tree-ssa-loop-ivcanon.c: Disable.
	* predict.c (strip_builtin_expect): Disable.
	(tree_predict_by_opcode): Disable.
	(return_prediction): Disable.
	(apply_return_prediction): Disable.
	(tree_bb_level_predictions): Disable.
	(tree_estimate_probability): Disable.
	(predict_paths_leading_to): Disable.
	* gimple-iterator.c (gsi_replace): Mark unused arguments with
	ATTRIBUTE_UNUSED.
	* tree-ssa-ifcombine.c: Disable.
	* matrix-reorg.c: Disable.
	* c-decl.c (c_gimple_diagnostics_recursively): Disable call to
	diagnose_omp_structured_block_errors.
	* tree-eh.c: Disable most functions.
	* tree-vectorizer.c: Disable.
	* tree-vectorizer.h (nested_in_vect_loop_p): Disable.
	* ipa-type-escape.c: Disable.
	* tree-if-conv.c: Disable.
	* profile.c: Disable.
	* tree-data-ref.c: Disable.
	* tree-flow-inline.h (bsi_start): Set bsi.gsi to NULL if the
	block is invalid.
	(bsi_last): Likewise.
	(op_iter_next_use): Disable call to PHI_ARG_DEF_PTR.
	* tree-vect-analyze.c: Disable.
	* gimplify.c (gimple_conditional_context): Disable.
	(gimple_push_cleanup): Disable.
	(gimplify_omp_parallel): Disable calls to
	push_gimplify_context and pop_gimplify_context.
	* tree-ssa-phiopt.c: Disable.
	* calls.c (emit_call_1): Disable calls to lookup_stmt_eh_region.
	(expand_call): Likewise.
	(emit_library_call_value_1): Initialize low_to_save and
	high_to_save.
	* tree-ssa-coalesce.c: Disable.
	* tree-dfa.c (make_rename_temp): Disable call to
	mark_sym_for_renaming.
	(find_new_referenced_vars_1): Likewise.
	(collect_dfa_stats): Disable CFG iteration.
	(collect_dfa_stats_r): Disable.
	(mark_symbols_for_renaming): Disable.
	* cfgexpand.c (maybe_dump_rtl_for_tree_stmt): Disable.
	(label_rtx_for_bb): Disable.
	(expand_gimple_cond_expr): Disable.
	(expand_gimple_tailcall): Disable.
	(expand_gimple_basic_block): Disable.
	* tree-cfgcleanup.c: Disable.
	* tree-ssa-pre.c: Disable.
	* tree-ssa-live.c: Disable.
	* tree-sra.c: Disable most functions..
	* tree-predcom.c: Disable.
	* tree-mudflap.c: Disable.
	* ipa-prop.c: Disable.
	* tree-ssa-copy.c (may_propagate_copy): Disable.
	(propagate_value): Disable.
	(execute_copy_prop): Disable.
	(do_copy_prop): Disable.
	(store_copy_prop): Disable.
	* tree-ssa-forwprop.c: Disable.
	* tree-ssa-dce.c: Disable.
	* tree-vect-patterns.c: Disable.
	* tree-ssa-ter.c: Disable.
	* tree-ssa.c: Disable.
	* lambda-code.c: Disable.
	* tree-ssa-loop-prefetch.c: Disable.
	* tree-inline.c: Disable most functions.
	* tree-optimize.c (execute_fixup_cfg_pre_ipa): Disable.
	(execute_fixup_cfg): Disable.
	(execute_cleanup_cfg_post_optimizing): Disable.
	(execute_fixup_cfg): Disable.
	* tree-vect-transform.c: Disable.
	* tree-object-size.c: Disable.
	* tree-outof-ssa.c: Disable.
	* cfgloop.c (find_subloop_latch_edge_by_profile): Disable.
	(find_subloop_latch_edge_by_ivs): Disable.
	* tree-profile.c: Disable most functions.
	* c-gimplify.c (add_block_to_enclosing): Disable.
	* tree-vect-generic.c: Disable.
	* tree-flow.h (struct function_ann_d): Disable field
	reference_vars_info.
	* Makefile.in: Force -Werror even during stage 1.
	(OBJS-common): Add gimple-dummy.o.
	(GTFILES): Remove tree-scalar-evolution.c,
	tree-ssa-propagate.c, tree-vect-generic.c,
	tree-ssa-structalias.h, tree-ssa-structalias.c,
	ipa-reference.h, omp-low.c, tree-phinodes.c, ipa-reference.c
	* tree-ssa-structalias.c: Disable.
	* tree-cfg.c: Disable most functions.
	* passes.c (finish_optimization_passes): Disable call to
	end_branch_prob.
	(init_optimization_passes): Disable the registration of
	several passes.
	(execute_function_todo): Disable calls to update_ssa and
	need_ssa_update_p.
	* tree-ssa-reassoc.c: Disable.
	* tree-ssanames.c: Disable.
	* tree-ssa-threadedge.c: Disable.
	* tree-ssa-operands.c: Disable.

2007-08-29  Aldy Hernandez  <aldyh@redhat.com>

	* tree-ssa-operands.h (pop_stmt_changes, push_stmt_changes):
	Argument is gimple.
	(struct ssa_operand_iterator_d): Member phi_stmt is gimple.
	* value-prof.c (gimple_add_histogram_value): Adjust for tuples.
	(gimple_duplicate_stmt_histograms): Same.
	* value-prof.h (gimple_add_histogram_value): Same.
	(gimple_duplicate_stmt_histograms): Same.
	* tree-flow-inline.h (clear_and_done_ssa_iter): Same.
	(op_iter_init): Same.
	(op_iter_init_phiuse): Same.
	* tree-flow.h (stmt_references_memory_p): Same.
	* tree-cfg.c (tree_can_merge_blocks_p): Same.
	(remove_bb): Same.
	(find_taken_edge): Same.
	(tree_cfg2vcg): Same.
	(first_stmt): Same.
	(last_stmt): Same.
	(bsi_move_after): Same.
	(bsi_move_before): Same.
	(tree_find_edge_insert_loc): Same.
	Remove code handling a GIMPLE_MODIFY_STMT inside a RETURN_EXPR.
	(delete_tree_cfg_annotations): Remove code to remove annotations.
	* tree-ssa-operands.c (struct scb_d): Stmt_p is a gimple *.
	(push_stmt_changes): Adjust for tuples.
	(mark_difference_for_renaming): Same.
	(pop_stmt_changes): Same.
	(stmt_references_memory_p): Same.

2007-08-29  Aldy Hernandez  <aldyh@redhat.com>

	* tree-ssa-operands.h: Remove DEF_OPS, USE_OPS, VUSE_OPS,
	VDEF_OPS, LOADED_SYMS, STORED_SYMS.
	* tree-pretty-print.c (dump_generic_node): Adjust accordingly.
	(dump_vops): use gimple_v*_ops.  Adjust accordingly.
	* gimple.def: Add to comment.
	* tree-ssa-alias.c (create_structure_vars): Adjust for tuples.
	* tree-flow-inline.h (op_iter_init): Make stmt gimple.  Use
	gimple_*_ops functions.
	(op_iter_init_use): Make stmt gimple.
	(op_iter_init_def): Same.
	(op_iter_init_vdef): Same.
	(single_ssa_tree_operand): Same.
	(single_ssa_use_operand): Same.
	(single_ssa_def_operand): Same.
	(zero_ssa_operands): Same.
	(num_ssa_operands): Same.
	(compare_ssa_operands_equal): Make stmt[12] gimple.
	(link_use_stmts_after): Adjust for tuples.
	* tree-ssa-structalias.c (update_alias_info): Use
	gimple_stored_syms and gimple_loaded_syms.
	* gimple.h (gimple_has_mem_ops): New.
	(gimple_def_ops): New.
	(set_gimple_def_ops): New.
	(gimple_use_ops): New.
	(set_gimple_use_ops): New.
	(gimple_vuse_ops): New.
	(set_gimple_vuse_ops): New.
	(gimple_vdef_ops): New.
	(set_gimple_vdef_ops): New.
	(gimple_loaded_syms): New.
	(gimple_stored_syms): New.
	* tree-ssa-operands.c (finalize_ssa_defs): Adjust for tuples.
	(copy_virtual_operands): Same.
	(swap_tree_operands): Same.

2007-08-28  Aldy Hernandez  <aldyh@redhat.com>

	* Revert the parts of Kaveh's constification patch.that duplicate
	API calls.

2007-08-27  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @127831.
	
	* configure.ac (ACX_PKGVERSION): Update revision merge string.
	* configure: Regenerate.
	
2007-08-25  Diego Novillo  <dnovillo@google.com>

	* tree.c (build_gimple_modify_stmt_stat): Add depecrate note.
	* omp-low.c (scan_omp_1): Disable.
	(scan_omp): Likewise.
	(lower_omp_for): Likewise.
	(lower_omp_parallel): Likewise.
	(lower_omp_1): Likewise.
	(lower_omp): Likewise.
	(diagnose_sb_1): Likewise.
	(diagnose_sb_2): Likewise.
	(diagnose_omp_structured_block_errors): Likewise.
	* tree-gimple.h (_TREE_GIMPLE_H): Rename from _TREE_SIMPLE_H.
	(gimplify_body): Return the new GIMPLE body.
	(struct walk_stmt_info): Move to gimple.h.
	* gimple-low.c (lower_function_body): Assert that the function
	body is a single GIMPLE_BIND statement.
	Create a new gimple sequence to lower the existing body.
	Replace the function body with the new lowered sequence.
	(pass_lower_cf): Enable GIMPLE lowering.
	(lower_omp_directive): Disable.
	(lower_stmt): Do not call lower_omp_directive.
	(gimple_stmt_may_fallthru): Factor out of ...
	(gimple_seq_may_fallthru): ... here.
	* gimple-iterator.c (gsi_replace): New.
	* gimple-iterator.h (gsi_replace): Declare.
	* gimple-pretty-print.c: Do not include gimple-iterator.h
	* gimplify.c (gimplify_asm_expr): Tidy.
	Store the whole TREE_LIST node in the inputs and outputs vectors.
	(gimple_push_cleanup): Disable completely.
	(gimplify_body): Return a GIMPLE_BIND holding the gimplified
	body.
	Update all users.
	(gimplify_function_tree): Create a GIMPLE sequence to hold
	the gimplified body.
	* tree-flow.h (gimple_stmt_may_fallthru): Declare.
	* Makefile.in (GIMPLE_H): Add gimple-iterator.h.

2007-08-25  Diego Novillo  <dnovillo@google.com>

	* tree-nested.c: Re-implement to use GIMPLE tuples.
	(init_tmp_var_with_call): New.
	(init_tmp_var): Adapt to GIMPLE tuples.
	(save_tmp_var): Likewise.
	(convert_nl_goto_receiver): Likewise.
	(finalize_nesting_tree_1): Likewise.
	(gsi_gimplify_val): Likewise.
	Rename from tsi_gimplify_val.  Update all users.
	(walk_asm_expr): Remove.
	(walk_stmts): Remove.
	(walk_body): Call walk_gimple_seq.
	Add new argument callback_op.  Update all users.
	(walk_function): Add argument callback_op.  Update all users.
	(convert_nonlocal_reference_op): Rename from
	convert_nonlocal_omp_reference.  Update all users.
	(convert_nonlocal_reference_stmt): New.  Handle GIMPLE
	statements that used to be tree nodes.
	(convert_local_reference_op): Rename from
	convert_local_reference.  Update all users.
	(convert_local_reference_stmt): New.  Handle GIMPLE statements
	that used to be tree nodes.
	(convert_nl_goto_reference): Convert to walk_stmt_fn callback.
	Update all users.
	(convert_tramp_reference_op): Rename from
	convert_tramp_reference.  Update all users.
	(convert_tramp_reference_stmt): New.  Handle GIMPLE statements
	that used to be tree nodes.
	(convert_gimple_call): Rename from convert_call_expr.  Convert
	to be a walk_stmt_fn callback.
	* gimple.c (gimple_seq_add): Rename from gimple_add.  Update
	all users.
	(walk_gimple_seq): Rename from walk_seq_ops.  Update all
	users.
	(walk_gimple_stmt): Rename from walk_tuple_ops.  Update all
	users.
	Use two callback functions one for statements and another for
	operands.  If either is NULL do not invoke it.
	Allow callbacks to replace operands.
	(WALKIT): Remove.
	(walk_gimple_asm): New.
	* gimple.h: Include ggc.h
	(gimple_seq_alloc): New.  Use everywhere a GIMPLE sequence is
	allocated.
	(gimple_op_ptr): New.
	(gimple_call_arg_ptr): New.
	(gimple_catch_types_ptr): New.
	(gimple_eh_filter_types_ptr): New.
	(gimple_omp_critical_name_ptr): New.
	(gimple_omp_for_clauses_ptr): New.
	(gimple_omp_for_index_ptr): New.
	(gimple_omp_for_initial_ptr): New.
	(gimple_omp_for_final_ptr): New.
	(gimple_omp_for_incr_ptr): New.
	(gimple_omp_parallel_clauses_ptr): New.
	(gimple_omp_parallel_child_fn_ptr): New.
	(gimple_omp_parallel_data_arg_ptr): New.
	(gimple_omp_single_clauses_ptr): New.
	(gimple_omp_sections_clauses_ptr): New.
	(walk_stmt_fn): New type.
	(struct walk_stmt_info): Move from tree-gimple.h.
	Rename field callback to callback_op.
	Add new field callback_stmt.
	Replace field tsi with gsi of type gimple_stmt_iterator.
	(walk_gimple_seq): Declare.
	(walk_gimple_stmt): Declare.
	* tree-cfg.c (execute_build_cfg): Do not call
	build_gimple_cfg.
	(pass_build_cfg): Enable.
	Disable TODO_verify_stmts and TODO_cleanup_cfg.

2007-08-22  Aldy Hernandez  <aldyh@redhat.com>

	* tree-phinodes.c (reserve_phi_args_for_new_edge): Comment out
	call to phi_nodes_ptr.
	(remove_phi_node): Same.
	* tree-flow-inline.h (get_lineno): Work with empty statements or
	empty locations.
	(phi_nodes_ptr): Remove.
	(phi_arg_index_from_use): Adjust for tuples.
	(bsi_stmt_ptr): Add ATTRIBUTE_UNUSED.
	(op_iter_init): Remove assertion.
	(next_imm_use_stmt): Change NULL_TREE to NULL.
	* tree-dfa.c (mark_symbols_for_renaming): Adjust for tuples.
	* tree-flow.h: Remove bb_for_stmt prototype.
	(mark_symbols_for_renaming): Make argument gimple.

2007-08-22  Aldy Hernandez  <aldyh@redhat.com>

	Change all instances of bb_for_stmt to gimple_bb throughout.

	* gimple.h (gimple_omp_parallel_combined_p): New.
	* tree-ssa-operands.h (update_stmt_operands): Argument is now
	gimple.
	* tree-ssa-threadupdate.c (rederiction_block_p): Use gimple_nop_p
	instead of IS_EMPTY_STMT.
	* tree-ssa-loop-niter.c: Disable use of COND_EXPR_COND.
	* tree-pretty-print.c (dump_bb_header): Adjust for tuples.
	* cgraph.c (cgraph_add_new_function): Rename
	tree_register_cfg_hooks to gimple_register_cfg_hooks.
	* value-prof.c (set_histogram_value): Stmt type is now gimple.
	(gimple_histogram_value): Same.
	(gimple_remove_histogram_value): Same.
	(gimple_remove_stmt_histograms): Same.
	* tree.h (struct ssa_use_operand_d): Same.
	* value-prof.h (struct histogram_value_t): Same.
	Change gimple_*histogram* prototypes to use gimple instead of
	tree.
	* ipa-cp.c (ipcp_insert_stage): Rename tree_register_cfg_hooks to
	gimple_register_cfg_hooks.
	* cfghooks.c (gimple_register_cfg_hooks): Rename from
	tree_register_cfg_hooks.  Initialize cfg_hooks to gimple_cfg_hooks.
	(current_ir_type): Rename tree_cfg_hooks to gimple_cfg_hooks.
	* input.h (IS_LOCATION_EMPTY): New.
	* cfghooks.h: Rename tree_cfg_hooks to gimple_cfg_hooks.  Rename
	tree_register_cfg_hooks to gimple_register_cfg_hooks.
	* omp-low.c (determine_parallel_type): Adjust for tuples.
	(expand_omp_parallel): Rename bb_stmt_list to bb_seq.
	(expand_omp_for_generic): Call gimple_omp_return_nowait_p.
	(expand_omp_for_static_nochunk): Same.
	(expand_omp_sections): Call gimple_omp_section_last_p.
	(expand_omp_single): Comment out call to find_omp_clause.
	Call gimple_omp_return_nowait_p.
	* cgraphunit.c: Rename tree_register_cfg_hooks to
	gimple_register_cfg_hooks.
	* tree-ssa-propagate.c: Comment out non working code.
	* matrix-reorg.c (matrix_reorg): Rename tree_register_cfg_hooks to
	gimple_register_cfg_hooks.
	* tree-eh.c (add_stmt_to_eh_region_fn): Change `t' type to gimple.
	Adjust accordingly.
	(add_stmt_to_eh_region): Same.
	(remove_stmt_from_eh_region_fn): Same.
	(remove_stmt_from_eh_region): Same.
	(lookup_stmt_eh_region_fn): Same.
	(lookup_stmt_eh_region): Same.
	(make_eh_edges): Adjust for tuples.
	(stmt_can_throw_internal): Rename from tree_can_throw_internal.
	Adjust for tuples.
	(maybe_clean_or_replace_eh_stmt): Arg types are now gimple.
	* tree-vectorizer.c: Rename tree_register_cfg_hooks to
	gimple_register_cfg_hooks.
	* tree-if-conv.c (combine_blocks): Adjust for tuples.
	* profile.c (branch_prob): Same.
	* tree-flow-inline.h (bb_for_stmt): Remove.
	(get_lineno): Adjust for tuples.
	(noreturn_call_p): Same.
	(mark_stmt_modified): Same.
	(update_stmt): Same.
	(update_stmt_if_modified): Same.
	(stmt_modified_p): Same.
	(link_imm_use_stmt): Same.
	(relink_imm_use_stmt): Same.
	(single_imm_use): Same.
	(gimple_phi_arg_def): New.
	(gimple_phi_arg_edge): New.
	(phi_nodes): Adjust for tuples.
	(phi_nodes_ptr): Same.
	(set_phi_nodes): Same.
	(bb_seq): Rename from bb_stmt_list and adjust for tuples.
	(set_bb_seq): Rename from set_bb_stmt_list and adjust for tuples.
	(bsi_start): Adjust for tuples.
	(bsi_after_labels): Adjust for tuples.
	(bsi_last): Same.
	(bsi_next): Same.
	(bsi_prev): Same.
	(bsi_stmt): Same.
	(bsi_stmt_ptr): Same.
	(loop_containing_stmt): Same.
	(delink_stmt_imm_use): Same.
	(first_imm_use_stmt): Same.
	(next_imm_use_stmt): Same.
	* gimplify.c (force_gimple_operand_bsi): Same.
	* coretypes.h (const_gimple): New.
	* tree-ssa-phiopt.c (empty_block_p): Call gimple_nop_p.
	(conditional_replacement): Comment out COND_EXPR_COND.
	(value_replacement): Comment out COND_EXPR_COND.
	(minmax_replacement): Same.
	(abs_replacement): Same.
	* except.h (*eh_region*): Change trees to gimple.
	(struct throw_stmt_node): Change stmt type to gimple.
	* cfgexpand.c (label_rtx_for_bb): Adjust for tuples.
	(expand_gimple_cond_expr): Same.
	(expand_gimple_basic_block): Same.
	* tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Same.
	* tree-ssa-pre.c (realify_fake_stores): Comment out non working
	code.
	* tree-ssa-forwprop.c (propagate_with_phi): Rename
	tree_can_throw_internal stmt_can_throw_internal.
	* tree-inline.c (copy_edges_for_bb): Rename
	tree_can_throw_internal to stmt_can_throw_internal.
	(initialize_cfun): Same.
	(copy_cfg_body): Same.
	(gimple_expand_calls_inline): Same.
	(make_nonlocal_label_edges): Rename tree_can_make_abnormal_goto to
	stmt_can_make_abnormal_goto.
	* tree-optimize.c (tree_lowering_passes): Rename
	tree_register_cfg_hooks to gimple_register_cfg_hooks.
	(tree_rest_of_compilation): Same.
	* tree-flow.h (struct gimple_df): Make modified_noreturn_calls a
	vector of gimple types.
	Adjust prototypes for tuples.
	(struct block_stmt_iterator): Make iterator a gimple iterator.
	(enum bsi_iterator_update): Remove BSI_CHAIN_START and
	BSI_CHAIN_END.
	* Makefile.in (tree-cfg.o): Depend on GIMPLE_H.
	(GTFILES): Move gimple.[hc] entries before tree-flow.h.
	* basic-block.h (struct edge_def): Make goto_locus of type
	location_t.
	(union basic_block_il_dependent): Adjust for tuples.
	(gimple_bb_info): Rename from tree_bb_info.  Adjust for tuples.
	* tree-cfg.c: Include gimple.h.
	Adjust prototypes for tuples.
	(build_gimple_cfg): Rename from build_tree_cfg.  Adjust for
	tuples.
	(execute_build_cfg): Rename build_tree_cfg call to
	build_gimple_cfg.
	(factor_computed_gotos): Adjust for tuples.
	(make_blocks): Same.
	(create_bb): Same.
	(fold_cond_expr_cond): Same.
	(make_edges): Same.
	(make_cond_expr_edges): Same.
	(make_switch_expr_edges): Same.
	(make_goto_expr_edges): Same.
	(cleanup_dead_labels): Same.
	(group_case_labels): Same.
	(tree_can_merge_blocks_p): Same.
	(replace_uses_by): Same.
	(tree_merge_blocks): Same.
	(is_ctrl): Same.
	(is_ctrl_altering_stmt): Same.
	(computed_goto_p): Same.
	(simple_goto_p): Same.
	(stmt_can_make_abnormal_goto): Rename from
	tree_can_make_abnormal_goto.
	Adjust for tuples.
	(stmt_starts_bb_p): Adjust for tuples.
	(stmt_ends_bb_p): Same.
	(first_stmt): Same.
	(last_stmt): Same.
	(last_and_only_stmt): Same.
	(set_bb_for_stmt): Same.
	(change_bb_for_stmt): Same.
	(bsi_for_stmt): Same.
	(update_modified_stmt): Rename from update_modified_stmts.
	Adjust for tuples.
	Handle only one statement.
	(bsi_insert_before): Adjust for tuples.
	(bsi_insert_after): Same.
	(bsi_insert_seq_before): New.
	(bsi_insert_seq_after): New.
	(bsi_remove): Ajust for tuples.
	(bsi_replace): Same.
	(verify_stmt): Same.
	(gimple_split_block): Rename from tree_split_block.
	Adjust for tuples.
	(tree_purge_dead_abnormal_call_edges): Adjust for tuples.
	(tree_cfg_hooks): Same.
	* tree-ssa-operands.c (update_stmt_operands): Same.

2007-08-22  Aldy Hernandez  <aldyh@redhat.com>

	* Makefile.in (TREE_GIMPLE_H): Depend on GIMPLE_H.
	* gimple-iterator.h: Do not include gimple.h.
	* gimple.h (OMP_SECTION_LAST_FLAG): New.
	(gimple_omp_return_nowait_p): New.
	(gimple_omp_section_last_p): New.
	(gimple_switch_set_num_labels): New.
	(gimple_nop_p): New.
	
2007-08-17  Aldy Hernandez  <aldyh@redhat.com>

	Revert this change:

	2007-08-14  Aldy Hernandez  <aldyh@redhat.com>

	* gimple.c (gimple_call_flags): Make sure this is a GIMPLE_CALL.
	
2007-08-14  Aldy Hernandez  <aldyh@redhat.com>

	* gimple-iterator.c (gsi_split_seq_after): New.
	(gsi_split_seq_before): New.
	* gimple-iterator.h: Prototype above two functions.
	
2007-08-14  Aldy Hernandez  <aldyh@redhat.com>

	* gimple.h (gimple_has_ops): New.
	(gimple_modified): New.
	(set_gimple_modified): New.
	(gimple_switch_default_label): Call gimple_switch_label.
	(gimple_switch_set_default_label): Call gimple_switch_set_label.

2007-08-14  Aldy Hernandez  <aldyh@redhat.com>

	* gimple.c (gimple_call_flags): Make sure this is a GIMPLE_CALL.
	
2007-08-14  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @127480.

	* version.c (VERSUFFIX): Update.
	
2007-08-09  Diego Novillo  <dnovillo@google.com>

	* gimple-low.c: Document conversion to Low GIMPLE.
	* Makefile.in (gimple.o): Add dependency on gt-gimple.h
	(GTFILES): Add gimple.c.
	* gimple.c (gimple_bodies_vec): New.
	(gimple_bodies_map): Rename from gimple_bodies.
	(gss_for_code): Return GSS_ASM for GIMPLE_ASM.
	(walk_tuple_ops): Handle GSS_ASM like GSS_WITH_OPS.
	(set_gimple_body): Push body into gimple_bodies_vec and create
	a mapping to array index in gimple_bodies_map.
	(gimple_body): Corresponding changes to use gimple_bodies_map
	and gimple_bodies_vec.
	* gimple.h: Create VEC templates for gimple_seq.

2007-08-08  Aldy Hernandez  <aldy@quesejoda.com>

	* gimple-low.c (struct return_statements_t): Declare.
	(struct lower_data): Make return_statements a vector.
	(lower_function_body): Adjust for tuples.
	(pass_lower_cf): Add PROP_gimple_any to properties_required.
	(lower_sequence): Rename from lower_stmt_body.
	Adjust for tuples.
	(lower_omp_directive): Adjust for tuples.
	(lower_stmt): Same.
	(lower_gimple_bind): Rename from lower_bind_expr.
	Adjust for tuples.
	(gimple_try_catch_may_fallthru): New.
	(gimple_seq_may_fallthru): New.
	(lower_gimple_return): Rename from lower_return_expr and adjust
	for tuples.
	(lower_builtin_setjmp): Adjust for tuples.
	* gimple-iterator.c: New.
	* gimple-iterator.h: Include gimple.h.
	(enum gsi_iterator_update): Declare.
	(gsi_link_seq_before): New prototype.
	(gsi_link_before): Same.
	(gsi_link_seq_after): Same.
	(gsi_link_after): Same.
	(gsi_delink): Same.
	* gimplify.c (gimplify_body): Comment out verify_gimple_1 call.
	* tree-flow.h (gimple_seq_may_fallthru): New prototype.
	* Makefile.in (OBJS-common): Add gimple-iterator.o.
	(gimple-iterator.o): New.
	(gimple-pretty-print.o): Do not depend on gimple-iterator.h.
	* gimple.c (set_gimple_prev): Move to gimple.h.
	(set_gimple_next): Same.
	(gimple_call_flags): New.
	* gimple.h (struct gimple_sequence): Add GTY marker.
	(struct gimple_statement_bind): Add block field.
	(set_gimple_prev): New.
	(set_gimple_next): New.
	(gimple_call_flags): Protoize.
	(gimple_call_fndecl): New.
	(gimple_bind_block): New.
	(gimple_bind_set_block): New.


2007-08-08  Diego Novillo  <dnovillo@google.com>

	* gimple.h (GIMPLE_CHECK, GIMPLE_CHECK2, GIMPLE_RANGE_CHECK):
	Do not return the checked statement.  Update all users.
	Enable on compilers other than GCC.

2007-08-07  Chris Matthews  <chrismatthews@google.com>

	* gimple_iterator.h (gsi_start): Changed to produce a pointer instead of
	struct.  Updated clients.
	(gsi_last): Same.
	(gsi_end_p): Changed to operate on a pointer instead of struct.  Updated
	clients.
	(gsi_one_before_end_p): Same.
	(gsi_next): Same.
	(gsi_prev): Same.
	(gsi_stmt): Same.
	
2007-08-07  Diego Novillo  <dnovillo@google.com>

	Merge with mainline @127277.

	* version.c (VERSUFFIX): Update.

2007-08-07  Diego Novillo  <dnovillo@google.com>

	* gimple.h (gimple_call_return): New.
	* gimplify.c (get_tmp_var_for): Call it.

2007-08-02  Chris Matthews  <chrismatthews@google.com>

	* gimplify.c (gimplify_asm_expr): Created new gimple tuple.
	* gimple-pretty-printer.c (dump_gimple_asm): Added function to dump a
	GIMPLE_ASM statement.
	(dump_gimple_stmt): Updated to use the dump_gimple_asm function.
	* gimple.c (gss_for_code): Made asm statements return as with_mem_ops.
	(build_gimple_with_ops): Asm statements are added as a specal case for
	allocation because they have extra fields that are not
	allocated correctly in the current generic op allocator.
	(build_gimple_asm_1): Added a helper function to setup the basics of a
	GIMPLE_ASM tuple.
	(build_gimple_asm_vec): Create a GIMPLE_ASM tuple from vector arguments.
	(build_gimple_asm): Changed to call the new helper function.

2007-08-03  Diego Novillo  <dnovillo@google.com>

	* gimple-pretty-print.c (INDENT): Tidy.
	(dump_binary_rhs): New.
	(dump_gimple_assign): Call it.
	* gimplify.c (gimplify_modify_expr_complex_part): If the value
	is not interesting, nullify *EXPR_P.
	(gimplify_body): Do not add the sequence to the GIMPLE_BIND more
	than once.

2007-08-01  Diego Novillo  <dnovillo@google.com>

	* gimplify.c (gimplify_switch_expr): Remove switch_body_seq_.
	Change switch_body_seq to struct gimple_sequence.
	Adjust all uses.
	Call gimplify_stmt instead of gimplify_statement_list
	(gimplify_to_stmt_list): Remove.
	Update all users.
	* tree-mudflap.c: Include gimple.h
	(mf_decl_cache_locals): Convert to emit GIMPLE.
	(mf_build_check_statement_for): Add FIXME and unreachable
	markers to convert to GIMPLE.
	* Makefile.in (tree-mudflap.o): Depend on $(GIMPLE_H).
	* config/i386/i386.c (ix86_gimplify_va_arg): Adapt to emit
	GIMPLE.

2007-08-01  Diego Novillo  <dnovillo@google.com>

	* gimplify.c (gimplify_switch_expr): Do not call sort_case_labels
	if there are no labels other than 'default'.
	* gimple.h (gimple_num_ops, gimple_op, gimple_set_op): Use
	result of GIMPLE_RANGE_CHECK call.

2007-08-01  Diego Novillo  <dnovillo@google.com>

	* DEV-PHASE: Revert to mainline version.
	* version.c (VERSUFFIX): Add branch name and revision number
	of latest mainline merge.

2007-07-31  Diego Novillo  <dnovillo@google.com>

	Mainline merge (@127100).
	* DEV-PHASE: Updated.

2007-07-31  Diego Novillo  <dnovillo@google.com>

	* dominance.c (free_dominance_info): If there is no CFG,
	do nothing.
	* cfg.c (compact_blocks): Likewise.

2007-07-30  Diego Novillo  <dnovillo@google.com>

	* gimplify.c (get_tmp_var_for): When creating a new temporary
	for a GIMPLE_CALL, use the type returned by the function call
	instead of the type of the function decl.
	* gimple.c (build_gimple_return): Accept NULL and RESULT_DECL
	return values.

2007-07-30  Diego Novillo  <dnovillo@google.com>

	* gimplify.c (gimplify_init_constructor): If both sides
	of the constructor are in GIMPLE form but the assignment
	has not been emitted, emit it.

2007-07-28  Diego Novillo  <dnovillo@google.com>

	* gimplify.c (gimplify_return_expr): Do not create a MODIFY_EXPR
	as return argument
	* gimple.c (build_gimple_return): Assert that the returned value
	is a GIMPLE value.

2007-07-27  Diego Novillo  <dnovillo@google.com>

	* tree-gimple.c (get_gimple_rhs_class): New.
	(is_gimple_formal_tmp_rhs): Call it.
	* tree-gimple.h (enum gimple_rhs_class): New.
	* gimple-iterator.h (gsi_next): Assert that there is nothing
	beyond the end of the sequence.
	(gsi_prev): Assert that there is nothing before the start of
	the sequence.
	* gimplify.c (gimplify_switch_expr): Tidy creation of default label.
	(gimplify_expr): Fix concatenation of internal sequences to PRE_P.
	* gimple.c (get_num_ops_for): Remove.  Update users.
	(build_gimple_assign): Call get_gimple_rhs_class to determine
	how many operands to allocate.
	(gimple_add): Assert that GS does not have previous or next
	statements.
	(gimple_seq_append): Move from gimple.h.

2007-07-27  Aldy Hernandez  <aldy@quesejoda.com>

	* cgraph.c: Fix line wrap.
	* cgraph.h: Same.
	* tree-pass.h (struct tree_opt_pass): Add works_with_tuples_p
	field.
	* cgraphunit.c (cgraph_analyze_functions): Remove check for
	DECL_SAVED_TREE.
	(cgraph_expand_function): Comment out TREE_ASM_WRITTEN assertion.
	* tree-optimize.c (tree_lowering_passes): Comment out call to
	compact_blocks.
	* passes.c (execute_one_pass): Return if pass has not been
	converted to tuples.
	* tree-vrp.c, regrename.c, fwprop.c, tree-into-ssa.c,
	tree-complex.c, see.c, cgraphbuild.c, tracer.c, cgraph.c,
	postreload-gcse.c, postreload.c, tree-ssa-loop-ch.c,
	tree-tailcall.c, tree-pass.h, ipa-cp.c, final.c, omp-low.c,
	tree-ssa-dse.c, ipa-reference.c, tree-ssa-uncprop.c,
	auto-inc-dec.c, reorg.c, tree-ssa-copyrename.c, tree-ssa-ccp.c,
	df-core.c, mode-switching.c, tree-nomudflap.c, modulo-sched.c,
	ipa-pure-const.c, cse.c, web.c, tree-stdarg.c,
	tree-ssa-math-opts.c, tree-ssa-dom.c, tree-nrv.c,
	tree-ssa-alias.c, loop-init.c, gimple-low.c, tree-ssa-sink.c,
	ipa-inline.c, global.c, jump.c, ifcvt.c, predict.c,
	tree-ssa-loop.c, recog.c, dse.c, tree-ssa-ifcombine.c,
	matrix-reorg.c, c-decl.c, tree-eh.c, regmove.c, local-alloc.c,
	function.c, tree-vectorizer.c, gcse.c, ipa-type-escape.c,
	tree-if-conv.c, init-regs.c, ipa.c, tree-ssa-phiopt.c,
	rtl-factoring.c, lower-subreg.c, bt-load.c, tree-dfa.c except.c,
	emit-rtl.c, cfgexpand.c, tree-cfgcleanup.c, cfgcleanup.c,
	tree-ssa-pre.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
	cfglayout.c, tree-ssa-forwprop.c, tree-ssa-dce.c, tree-ssa.c,
	regclass.c, integrate.c, tree-optimize.c, tree-object-size.c,
	combine.c, tree-outof-ssa.c, bb-reorder.c, stack-ptr-mod.c,
	var-tracking.c, tree-profile.c, tree-vect-generic.c, reg-stack.c,
	sched-rgn.c, tree-ssa-structalias.c, tree-cfg.c, passes.c,
	tree-ssa-reassoc.c, combine-stack-adj.c, cfgrtl.c, dce.c,
	tree-ssanames.c: Set works_with_tuples_p field to 0.

2007-07-25  Diego Novillo  <dnovillo@google.com>

	* gimple.c: Use ENABLE_GIMPLE_CHECKING instead of
	ENABLE_TREE_CHECKING.
	(set_gimple_code): New.
	(set_gimple_prev): New.
	(set_gimple_next): New.
	* gimple.h: Use ENABLE_GIMPLE_CHECKING instead of
	ENABLE_TREE_CHECKING.
	(gimple_code): Inline function replacement for GIMPLE_CODE.
	(gimple_flags): Inline function replacement for GIMPLE_SUBCODE_FLAGS.
	(gimple_next): Inline function replacement for GIMPLE_NEXT.
	(gimple_prev): Inline function replacement for GIMPLE_PREV.
	(gimple_locus): Inline function replacement for GIMPLE_LOCUS.
	(gimple_locus_empty_p): Inline function replacement for
	GIMPLE_LOCUS_EMPTY_P.
	(struct gimple_statement_base): Rename field 'subcode_flags'
	to 'flags'.
	(set_gimple_flags): New.
	(gimple_bb): New.
	(set_gimple_bb): New.
	(set_gimple_block): New.
	(set_gimple_locus): New.
	(add_gimple_flag): Rename from gimple_add_subcode_flag.

2007-07-25  Diego Novillo  <dnovillo@google.com>

	* tree-gimple.h (build_gimple_eh_filter_tree): Rename from
	gimple_build_eh_filter_tree.
	* gimple.h (build_gimple_return): Rename from gimple_build_return.
	(build_gimple_assign): Rename from gimple_build_assign.
	(build_gimple_call_vec): Rename from gimple_build_call_vec.
	(build_gimple_call): Rename from gimple_build_call.
	(build_gimple_label): Rename from gimple_build_label.
	(build_gimple_goto): Rename from gimple_build_goto.
	(build_gimple_nop): Rename from gimple_build_nop.
	(build_gimple_bind): Rename from gimple_build_bind.
	(build_gimple_asm): Rename from gimple_build_asm.
	(build_gimple_catch): Rename from gimple_build_catch.
	(build_gimple_eh_filter): Rename from gimple_build_eh_filter.
	(build_gimple_try): Rename from gimple_build_try.
	(build_gimple_phi): Rename from gimple_build_phi.
	(build_gimple_resx): Rename from gimple_build_resx.
	(build_gimple_switch): Rename from gimple_build_switch.
	(build_gimple_switch_vec): Rename from gimple_build_switch_vec.
	(build_gimple_omp_parallel): Rename from gimple_build_omp_parallel.
	(build_gimple_omp_for): Rename from gimple_build_omp_for.
	(build_gimple_omp_critical): Rename from gimple_build_omp_critical.
	(build_gimple_omp_section): Rename from gimple_build_omp_section.
	(build_gimple_omp_continue): Rename from gimple_build_omp_continue.
	(build_gimple_omp_master): Rename from gimple_build_omp_master.
	(build_gimple_omp_return): Rename from gimple_build_omp_return.
	(build_gimple_omp_ordered): Rename from gimple_build_omp_ordered.
	(build_gimple_omp_sections): Rename from gimple_build_omp_sections.
	(build_gimple_omp_single): Rename from gimple_build_omp_single.
	Update all users.

2007-07-24  Chris Matthews  <chrismatthews@google.com>

	* configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
	--enable-checking=gimple flag.
	* config.in: Same.
	* configure: Regenerated.
	* gimplify.c (cpt_same_type): Same.
	(gimple_push_condition): Same.
	(gimplify_addr_expr): Same.
	(gimplify_expr): Same.
	(gimplify_body): Same.
	(check_pointer_types_r): Same.

2007-07-24  Diego Novillo  <dnovillo@google.com>

	* gimple.def: Re-organize codes that take tree operands so
	they are consecutive.
	* gsstruct.def (GSS_LABEL, GSS_ASSIGN_BINARY, GSS_ASSIGN_UNARY_REG,
	GSS_ASSIGN_UNARY_MEM, GSS_COND, GSS_GOTO, GSS_SWITCH, GSS_CALL,
	GSS_RETURN): Remove.  Update al users.
	* gimple.c (gss_for_code): New.
	(gimple_statement_structure): Call it.
	(get_num_ops_for): New.
	(gimple_build_with_ops): New.
	(gimple_build_return, gimple_build_call_1, gimple_build_assign,
	gimple_build_cond, gimple_build_label, gimple_build_goto,
	gimple_build_switch_1, ): Call it.
	(gss_for_assign): Remove.  Update all users.
	(gimple_check_failed): Do not assume that subcode is a valid tree
	code.
	(gimple_range_check_failed): New.
	(walk_tuple_ops): Implement in terms of gimple_num_ops and
	gimple_op when dealing with GSS_WITH_OPS and GSS_WITH_MEM_OPS
	statements.
	* gimple.h (struct gimple_statement_with_ops): Add fields 'num_ops'
	and 'op'.
	(struct gimple_statement_label, gimple_statement_assign_binary,
	gimple_statement_assign_unary_reg, gimple_statement_assign_unary_mem,
	gimple_statement_cond, gimple_statement_goto, gimple_statement_switch,
	gimple_statement_call, gimple_statement_return): Remove.
	Update all users.
	(gimple_range_check_failed): Declare.
	(GIMPLE_RANGE_CHECK): Define.
	(gimple_num_ops): New.
	(gimple_op): New.
	(gimple_set_op): New.
	(gimple_assign_rhs1): Rename from gimple_assign_binary_rhs1.
	(gimple_assign_set_rhs1): Rename from gimple_assign_binary_set_rhs1.
	(gimple_assign_rhs2): Rename from gimple_assign_binary_rhs2.
	(gimple_assign_set_rhs2): Rename from gimple_assign_binary_set_rhs2.
	(gimple_assign_unary_rhs): Remove.  Update all users.
	(gimple_assign_unary_set_rhs): Likewise.
	(gimple_switch_num_labels): Rename from gimple_switch_nlabels.
	(gimple_call_fn, gimple_call_lhs, gimple_call_chain,
	gimple_call_set_chain, gimple_call_nargs, gimple_call_arg,
	gimple_call_set_arg, gimple_cond_lhs, gimple_cond_set_lhs,
	gimple_cond_rhs, gimple_cond_set_rhs, gimple_cond_true_label,
	gimple_cond_false_label, gimple_cond_set_true_label,
	gimple_cond_set_false_label, gimple_label_label,
	gimple_label_set_label, gimple_goto_dest,
	gimple_goto_set_dest, gimple_asm_input_op,
	gimple_asm_set_input_op, gimple_asm_output_op,
	gimple_asm_set_output_op, gimple_asm_clobber_op,
	gimple_asm_set_clobber_op, gimple_switch_num_labels,
	gimple_switch_index, gimple_switch_set_index,
	gimple_switch_default_label, gimple_switch_set_default_label,
	gimple_switch_label, gimple_switch_set_label,
	gimple_return_retval, gimple_return_set_retval): Implement
	using the array of operands in field 'with_ops'.
	(gimple_asm_set_ninputs, gimple_asm_set_noutputs,
	gimple_asm_set_nclobbered, gimple_asm_set_string): Remove.
	Update all users.


2007-07-24  Aldy Hernandez  <aldyh@redhat.com>

	* tree.c (get_callee_fndecl): Revert previous change.
	* gimplify.c (gimplify_call_expr): Use result from
	get_callee_fndecl if available.
	* c-common.c (c_warn_unused_result): Do not use
	get_callee_fndecl.
	Add assertion.

2007-07-24  Diego Novillo  <dnovillo@google.com>

	Merge with mainline (@126872)

2007-07-23  Aldy Hernandez  <aldyh@redhat.com>

	* tree.c (get_callee_fndecl): Work when only the CALL_EXPR_FN has
	been passed.
	* c-common.c (c_warn_unused_result): Use get_callee_fndecl.
	
2007-07-23  Aldy Hernandez  <aldyh@redhat.com>

	* c-decl.c: Include gimple.h.
	(c_gimple_diagnostics_recursively): Call c_warn_unused_result with
	tuplified body.
	Exit if -fgimple-only.
	* gimplify.c (gimplify_call_expr): Call gimple_build_call_vec with
	the correct callee.
	* c-gimplify.c (c_genericize): Remove exit.
	* c-common.c: Include gimple.h.
	(c_warn_unused_result): Tuplify.
	* c-common.h (c_warn_unused_result): Protoize.
	* Makefile.in (c-decl.o): Depend on GIMPLE_H.
	(c-common.o): Same.
	* gimple.c (gimple_build_catch): Handler is a sequence.
	Adjust accordingly.
	(gimple_build_eh_filter): Failure is a sequence.
	Adjust accordingly.
	(walk_tuple_ops): case GIMPLE_CATCH: Walk handler as a sequence.
	case GIMPLE_EH_FILTER: Walkder failure as a sequence.
	* gimple.h (gimple_statement_catch): Make handler a sequence.
	(gimple_statement_eh_filter): Make failure a sequence.
	(gimple_build_catch): Make second argument a sequence.
	(gimple_build_eh_filter): Same.
	(gimple_catch_handler): Return a sequence.
	(gimple_catch_set_handler): Make second argument a sequence.
	(gimple_eh_filter_failure): Return a sequence.
	(gimple_eh_filter_set_failture): Make second argument a sequence.

2007-07-20  Aldy Hernandez  <aldyh@redhat.com> 

	* gimplify.c (gimplify_return_expr): Handle an empty ret_expr
	gracefully.

2007-07-19  Aldy Hernandez  <aldyh@redhat.com> 

	* testsuite/gcc.dg/gimple/instrument.c: New.
	* gimplify.c (gimplify_function_tree): Generate tuples for function
	instrumentation.

2007-07-18  Aldy Hernandez  <aldyh@redhat.com> 

	* gimplify.c (gimple_add_tmp_var): Remove abort.  Add comment.
	
2007-07-18  Aldy Hernandez  <aldyh@redhat.com> 

	* gimplify.c (gimple_add_tmp_var): Remove abort.  Add comment.

2007-07-18  Aldy Hernandez  <aldyh@redhat.com> 

	* gimplify.c (gimplify_and_add): Remove unecessary temporary sequence.
	Remove fixme.  Add comment.
	(gimplify_loop_expr): Tuplefy.
	(gimplify_bind_expr): Streamline GIMPLE_TRY_FINALLY tuple.
	(gimplify_expr): Tuplefy TRY_*_EXPR cases.
	* gimple.c: Fix some spacing.
	(gimple_build_try, gimple_omp_build_*): Handle empty sequences.
	(gimple_push): Remove.
	* gimple.h (gimple_push): Remove.

2007-07-18  Aldy Hernandez  <aldyh@redhat.com> 

	* tree-gimple.h (declare_vars): Update arguments.
	* gimplify.c (pop_gimplify_context): Enable call to declare_vars.
	(declare_vars): Convert to use tuples.
	(gimple_add_tmp_var): Same.
	* gimple.h (GIMPLE_BLOCK): New.

2007-07-17  Chris Matthews  <chrismatthews@google.com>

	* gimplify.c (gs_build_eh_filter): Renamed to gs_build_eh_filter_tree
	to avoid name conflict.
	* gimple-pretty-print.c: Renamed to debug_gs_* to debug_gimple_*.
	Updated all users.
	* gimple.h: Renamed all functions with GS and gs prefixes to GIMPLE and
	gimple, and updated users.
	Renamed gs_seq_* functions to gimple_seq_*. Updated all users. 
	* gimple.def: Definitions changed to from GS_* to GIMPLE_*.

2007-07-16  Chris Matthews  <chrismatthews@google.com>

	* gimple.c (gs_build_switch): Changed nlabels to represent total number
	of labels including the default.
	(gs_build_switch_1): Same.
	(walk_tuple_ops): Same.
	* gimple-pretty-print.c (dump_gs_switch): Same.

2007-07-16  Aldy Hernandez  <aldyh@redhat.com> 

	* gimplify.c (gimplify_ctx): Rename current_bind_expr_seq to
	bind_expr_stack and make it a vector.
	(push_gimplify_context): Adjust bind_expr_stack for vectors.
	(pop_gimplify_context): Same.
	(gimple_push_bind_expr): Same.
	(gimple_pop_bind_expr): Same.
	(gimple_current_bind_expr): Same.
	(get_tmp_var_for): Use ``code''.
	(gimplify_bind_expr): Remove comment.
	(gimplify_case_label_expr): Add whitespace.
	* gimple.c (gs_pop): Remove.
	* gimple.h: Define vectors of a gimple type.
	(gs_pop): Remove prototype.
	* Makefile.in (GIMPLE_H): Add vec.h.

2007-07-15  Diego Novillo  <dnovillo@google.com>

	* gimple.c: Rename from gimple-ir.c.
	Update all users.
	* gimple.h: Rename from gimple-ir.h.
	Update all users.

2007-07-15  Diego Novillo  <dnovillo@google.com>

	* gimple-ir.c (gimple_statement_structure): Remove code
	after gcc_unreachable call.
	* gimplify.c (get_tmp_var_for): New.
	(gimplify_call_expr): Call it.

2007-07-14  Aldy Hernandez  <aldyh@redhat.com> 

	* testsuite/gcc.dg/gimple/with_size_expr.c: Check for GS_TRY.
	* Makefile.in (gimple-ir.o): Add diagnostic.h dependency.
	* gimple-pretty-print.c (dump_gs_call): Dump LHS if available.
	(dump_gs_try): New.
	(dump_gimple_stmt): Add case for GS_TRY.
	* gimple-ir.c.  Include diagnostic.h.
	(gs_build_try): Cleanup and eval are sequences.
	Remove catch_p and finally_p arguments.  Add catch_finally argument.
	(gs_omp_build_critical): Body is a gs_seq.
	(gs_omp_build_parallel): Same.
	(gs_omp_build_section): Same.
	(gs_omp_build_master): Same.
	(gs_omp_build_continue): Same.
	(gs_omp_build_ordered): Same.
	(gs_omp_build_sections): Same.
	(gs_omp_build_single): Same.
	(gs_omp_build_for): Body and pre_body is a gs_seq.
	(gs_push): New.
	(gs_pop): New.
	(walk_tuple_ops): Walk GS_TRY tuples eval and cleanups correctly.
	Dump tuple before we ICE.
	* gimple-ir.h (gs_seq_copy): New.
	(struct gimple_statement_try): Eval and cleanups are gs_seq's.
	(gs_bind_set_body): Use gs_seq_copy.
	(gs_try_eval): Return address of eval.
	(gs_try_cleanup): Return address of cleanup.
	(gs_try_set_eval): Use gs_seq_copy.
	(gs_try_set_cleanup): Same.
	(gs_omp_set_body): Same.
	(gs_omp_for_set_pre_body): Same.
	* gimplify.c (struct gimplify_ctx): Rename current_bind_expr to
	current_bind_expr_seq, and make it a sequence.
	(pop_gimplify_context): Adjust for current_bind_expr_seq.
	(gimple_push_bind_expr): Same.
	(gimple_pop_bind_expr): Same.
	(gimple_current_bind_expr): Same.
	(build_stack_save_restore): Generate tuples.
	(gimplify_bind_expr): Same.

2007-07-13  Diego Novillo  <dnovillo@google.com>

	* gimple-ir.c (gs_add): Swap arguments.
	Update all users.
	* gimple-ir.h (gs_seq_append): Likewise.

2007-07-12  Diego Novillo  <dnovillo@google.com>

	* tree.c (create_artificial_label): Move from gimplify.c
	(get_name): Likewise.
	* tree.h (create_artificial_label, get_name): Move
	declarations earlier in the file.
	* diagnostic.h (dump_gimple_stmt, print_gimple_stmt,
	dump_gimple_seq): Rearrange.
	* tree-gimple.h (gimplify_function_tree): Move from tree.h.
	* gimple-pretty-print.c (do_niy): Tidy.
	(maybe_init_pretty_print): Add comment.
	(newline_and_indent): Likewise.
	Remove "gimpleir: " prefix.
	(debug_gimple_stmt): Add comment.
	(dump_gs_seq): Remove.
	(dump_gimple_seq): Add argument SPC.
	Update all users.
	If FLAGS contains TDF_DETAILS, emit "gimpleir:" prefix.
	(dump_gs_cond): If FLAGS contains TDF_DETAILS, emit
	"gimpleir:" prefix.
	(dump_gs_bind): Likewise.
	* function.h (struct function): Remove field 'gimplified'.
	* gimple-ir.c (gimple_bodies): New private variable.
	(set_gimple_body): New.
	(gimple_body): New.
	* gimple-ir.h: Include pointer-set.h.
	Add comment before data structure definitons.
	(set_gimple_body): Declare.
	(gimple_body): Declare.
	* gimplify.c (create_artificial_label): Move to tree.c
	(get_name): Likewise.
	(gimplify_function_tree): Change return type to void.
	Call set_gimple_body after gimplification and nullify
	DECL_SAVED_TREE.
	Update all callers.
	* common.opt (fgimple-only): New option.
	* tree-optimize.c (tree_rest_of_compilation): Do not nullify
	DECL_SAVED_TREE.
	* c-gimplify.c (c_genericize): Restore gimplification logic to
	mainline version.
	If -fgimple-only was given, exit.
	* Makefile.in (GIMPLE_IR_H): Add pointer-set.h
	* tree-cfg.c (execute_build_cfg): Nullify GIMPLE body after
	building the CFG.
	(dump_function_to_file): If DECL_SAVED_TREE is NULL dump the
	GIMPLE body of the function.

2007-07-12  Diego Novillo  <dnovillo@google.com>

	* omp-low.c (lower_regimplify): Use a local GIMPLE sequence to
	hold the result from gimplification.
	* tree-gimple.c (is_gimple_min_val): Reformat.
	* tree-gimple.h (enum fallback_t): Document values.
	(gimplify_expr): Remove IS_STATEMENT argument.
	Update all users.
	* langhooks.c (lhd_gimplify_expr): Likewise.
	* gimplify.c (gimplify_statement_list): If a temporary
	was returned from voidify_wrapper_expr abort to mark the failure.
	(gimplify_expr): Remove argument IS_STATEMENT.
	Update all users.
	Assert that FALLBACK is used with the appropriate GIMPLE_TEST_F
	Restore logic to use internal queue.
	Do not abort if on return from gimplify_call_expr, *EXPR_P has
	a CALL_EXPR.

2007-07-12  Aldy Hernandez  <aldyh@redhat.com>

	* gimple-ir.c (gs_build_switch_1): Allocate one less tree.
	(gs_build_switch_1): Offset labels by one.
	(gs_switch_label): Same.
	(gs_switch_set_label): Same.

2007-07-12  Aldy Hernandez  <aldyh@redhat.com>

	* gimple-ir.c (walk_seq_ops): Rename from walk_tree_seq.
	(walk_tuple_ops): Rename from walk_tree_tuple.
	* gimple-ir.h, gimplify.c, gimple-ir.c: Rename all calls to
	walk_tree_seq and walk_tree_tuple accordingly.

2007-07-12  Aldy Hernandez  <aldyh@redhat.com>

	* gimple-ir.c (gs_build_switch_1): Fix spacing.
	Allocate one more tree.
	(gs_build_switch): Set labels starting at 1.
	(walk_tree_seq): New.
	(walk_tree_tuple): New.
	* gimple-ir.h: Add prototypes for walk_tree_tuple and walk_tree_seq.
	* gimplify.c (check_pointer_types_r): Uncomment.
	(gimplify_body): Walk gimple sequence with check_pointer_types_r.

2007-07-11  Chris Matthews  <chrismatthews@google.com> 

	* tree-pretty-print.c (dump_generic_node): Removed space before default
	label colon.
	* tree.h (sort_case_labels): Moved to gimple-ir.h.
	* gimplify.c (sort_case_labels): Changed to a vector instead of tree
	vector.
	(gimplify_switch_expr): Initial implementation with tuples.
	(gimplify_expr): Changed gimplify_case_label_expr parameter.
	(gimplify_case_label_expr): Added a gs_seq parameter, and put cases in
	that.
	(dump_gimple_stmt): Removed semicolon.
	(dump_gs_label):  Refactored from dump_gimple_expr.
	(dump_gs_switch): Added.
	(gs_build_switch_vec): Added.
	* gimple-ir.c (gs_build_switch_1): Added.
	(gs_build_switch): Refactored to use gs_build_switch_1.
	(gs_build_switch_vec): Added.
	* gs_switch.c: New test case.
	* gs_switch1.c: New test case.
	* gs_switch2.c: New test case.
	
2007-07-05  Aldy Hernandez  <aldyh@redhat.com> 

	* gimple-pretty-print.c (dump_gimple_stmt): Alphabetize cases.
	Add case for GS_NOP.
	* gimplify.c (gimplify_body): Handle null bodies.
	Use GS_CODE instead of GS_SUBCODE_FLAGS.

2007-07-05  Aldy Hernandez  <aldyh@redhat.com> 

	* testsuite/gcc.dg/gimple/with_size_expr.c: Clean up dump.
	* testsuite/gcc.dg/gimple/gs_bind.c: Clean up dump.
	* gimplify.c (struct gimplify_ctx): Make current_bind_expr a tuple.
	(pop_gimplify_context): Accept gimple.
	Comment out call to declare_vars.
	(gimple_current_bind_expr): Return gimple.
	(unshare_all_trees): Remove.
	(gimplify_self_mod_expr): Remove comment.
	(gimplify_cleanup_point_expr): Correct typo in call to gs_seq_init.
	(gimplify_body): Remove body local.  
	Build GS_BIND tuples when needed.
	Do not call unshare_all_trees.
	Call pop_gimplify_context with appropriate argument.
	Comment out call to walk_tree.
	* tree-pretty-print.c (print_declaration): Remove static.
	* diagnostic.h (print_declaration): Prototype.
	* tree-gimple.h (pop_gimplify_context): Accept gimple tuple.
	(gimple_current_bind_expr): Return tuple.
	* gimple-pretty-print.c (dump_gs_seq): New.
	(dump_gs_bind): New.
	(dump_gimple_stmt): Add case for GS_BIND.  Print semi-colons after
	each statement.

2007-06-29  Aldy Hernandez  <aldyh@redhat.com> 

	* gimplify.c (gimple_push_condition): Enable.  Call gs_seq_init with
	address.
	(gimplify_cond_expr): Push and pop conditions.  Use other GS_COND
	predicates when appropriate

2007-06-28  Aldy Hernandez  <aldyh@redhat.com> 

	* testsuite/gcc.dg/gimple/gs_goto.c: New.
	* testsuite/gcc.dg/gimple/gs_cond.c: New.
	* tree-gimple.h (gimplify_stmt): Return bool.
	* gimple-pretty-print.c (INDENT): New.
	(newline_and_indent): New.
	(op_gs_cond): New.
	(dump_gs_cond): New.
	(dump_gimple_stmt): New.
	* gimple-ir.c (gs_cond_invert): New.
	* gimple-ir.h (enum gs_cond): Add comment.
	(gs_cond_invert): Protoize.
	* gimplify.c (gimplify_cond_expr): Rewrite for tuples.
	(gimplify_stmt): Return true if we added a statement to the queue.
	(gimplify_expr): Enable gimplify_cond_expr.
	Build tuples for GOTO_EXPRs and LABEL_EXPRs.

2007-06-27  Aldy Hernandez  <aldyh@redhat.com> 

	* gimple-ir.h (gs_seq_last): Return last statement.
	* testsuite/gcc.dg/gimple/compound_expr.c: Add checks.
	* testsuite/gcc.dg/gimple/gs_call.c: Same.
	* testsuite/gcc.dg/gimple/constructors.c: Same.
	* testsuite/gcc.dg/gimple/gs_assign.c: Same.

2007-06-27  Aldy Hernandez  <aldyh@redhat.com> 

	Put this patch back in.

	2007-06-22  Aldy Hernandez  <aldyh@redhat.com> 

	* gimplify.c (gimplify_modify_expr): Return after a successful
	call to gimplify_modify_expr_rhs.

2007-06-26  Aldy Hernandez  <aldyh@redhat.com>

	* testsuite/gcc.dg/gimple/gimple.exp: Pass -fdump-tree-gimple-details
	* testsuite/gcc.dg/gimple/compound_expr.c: Add dg-final.
	* testsuite/gcc.dg/gimple/gs_return.c: Same.
	* tree.h (gimplify_function_tree): Add return value.
	* diagnostic.h (debug_c_tree): Move under tree-pretty-print.c section.
	(dump_gimple_seq): New.
	to tests.
	* gimple-pretty-print.c (dump_gimple_seq): New.
	* gimplify.c (gimplify_function_tree): Add return value.
	Remove debug call and exit.
	Comment out non-working code.
	* c-gimplify.c (c_genericize): Dump gimple IR.  Exit.

2007-06-26  Diego Novillo  <dnovillo@google.com>

	* gimple-ir.c (gs_build_call_1): Fix formatting.

2007-06-26  Diego Novillo  <dnovillo@google.com>

	* gimple-pretty-print.c (dump_gs_assign, dump_gs_return,
	dump_gs_call): New functions.
	(dump_gimple_stmt): Call them.
	* gimple-ir.c (gs_build_call_1): Factor out of gs_build_call.
	(gs_build_call): Call it.
	(gs_build_call_vec): New function.
	* gimple-ir.h (struct gimple_statement_call): Change type of
	field 'nargs' to size_t.  Update all users.
	(gs_build_call_vec): Declare.
	(gs_call_set_fn): Remove.
	(gs_call_set_nargs): Remove.
	* gimplify.c: Include "vec.h"
	(gimplify_return_expr): Fix formatting
	(gimplify_call_expr): Call gs_build_call_vec.
	(gimplify_expr): Do not try to test if NULL expressions
	are in GIMPLE form.
	(gimplify_function_tree): Do not call debug_gimple_seq.
	* Makefile.in (gimplify.o): Include vec.h

2007-06-25  Chris Matthews  <chrismatthews@google.com>

	* gimplify.c (gimple_current_bind_expr): Changed to work with gs_seq
	accessors 
	(gimplify_and_add): Same.
	(annotate_all_with_locus): Same.
	(gimplify_self_mod_expr): Same.
	(gimplify_cleanup_point_expr): Same.
	(gimplify_expr): Same.
	(gimplify_body): Same.
	(force_gimple_operand): Same.
	(gimplify_init_ctor_eval_range): Added GS_ prefix.
	* gimple-iterator.h (gsi_last): Changed to gs_seq accessors.  Changed
	gimple_stmt_iterator to use a gimple instead of gimple *.
	(gsi_one_before_end_p): Same.
	(gsi_start): Same.
	* gimple-ir.h (gs_cond): Prepended GS_ to names.
	(gs_seq_first): Replaced macro.
	(gs_seq_last): Same.
	(gs_seq_set_first): Same.
	(gs_seq_set_last): Same.
	(gs_seq_init): Same.
	(gs_seq_empty_p): Same.
	(gs_assign_operand) Changed opno to be a size_t to match set.
	(gs_bind_body): Changed to use gs_seq.
	(gs_bind_set_body): Changed to use gs_seq, and gs_seq_set_first, and last. 
	(gs_asm_ninputs): Renamed.
	(gs_asm_noutputs): Renamed.
	(gs_asm_nclobbered): Renamed.
	(gs_asm_set_ninputs): Renamed.
	(gs_asm_set_noutputs): Renamed.
	(gs_asm_set_nclobbered): Renamed.
	(gs_asm_set_input_op): Renamed.
	(gs_asm_input_op): Renamed.
	(gs_asm_set_output_op): Renamed.
	(gs_asm_output_op): Renamed.
	(gs_omp_body): Changed to use gs_seq.
	(gs_omp_set_body): Changed to use gs_seq accessors.
	(gs_omp_for_pre_body): Changed to use gs_seq.
	(gs_omp_for_set_pre_body): Changed to use gs_seq accessors.
	(gs_seq_append): Changed to use gs_seq accessors.
	* gimple-ir.c (gs_add): Same.
	(gs_build_asm): Changed argument names to match accessors, and changed
	functions to new accessor names.
	(gs_build_cond): Reformatted.
	(gs_build_phi): Same.
	(gs_build_try): Renamed args to try_p and catch_p.
	(gs_build_omp_return): Change to correct arguments, and added a subcode 
	flag.
	* function.c (gimplify-oaraneters): Changed to gs_seq accessors.

2007-06-22  Aldy Hernandez  <aldyh@redhat.com>

	* gimplify.c (gimplify_modify_expr): Return after a successful
	call to gimplify_modify_expr_rhs.

2007-06-21  Aldy Hernandez  <aldyh@redhat.com>

	* gimple-ir.h (gs_assign_binary_rhs1): Add assertion for
	GSS_ASSIGN_BINARY.
	(gs_assign_binary_set_rhs1): Same.
	(gs_assign_binary_rhs2): Same.
	(gs_assign_binary_set_rhs2): Same.
	(gs_assign_unary_rhs): Same.
	(gs_assign_unary_set_rhs): Same.

2007-06-21  Aldy Hernandez  <aldyh@redhat.com>

	* gcc.dg/gimple/gimple.exp: New.
	* gcc.dg/gimple/compound_expr.c: New.
	* gcc.dg/gimple/with_size_expr.c: New.
	* gcc.dg/gimple/compound_expr.c: New.
	* gcc.dg/gimple/gs_call.c: New.
	* gcc.dg/gimple/constructors.c: New.
	* gcc.dg/gimple/gs_return.c: New.
	* gcc.dg/gimple/gs_assign.c: New.

2007-06-21  Aldy Hernandez  <aldyh@redhat.com>

	* gimple-ir.c (gs_build_cond): Change order of arguments.  Make labels
	of type tree.
	(gs_build_asm): Fix formatting.
	* gimple-ir.h (gimple_statement_cond): Make labels of type tree.
	(gs_build_cond): Change order and type of arguments.
	(gs_build_asm): Fix formatting.
	(gs_omp_build_for): Same.
	(gs_assign_binary_rhs1): Remove assert.
	(gs_assign_binary_set_rhs1): Same.
	(gs_assign_binary_rhs2): Same.
	(gs_assign_binary_set_rhs2): Same.
	(gs_assign_unary_rhs): Same.
	(gs_cond_true_label): Return a tree.
	(gs_cond_set_true_label): Make label a tree.
	(gs_cond_set_false_label): Make label a tree.
	(gs_cond_false_label): Return a tree.
	* gimplify.c (gimplify_init_ctor_eval_range): Build tuples.
	(gimplify_init_ctor_eval): Same.
	(gimplify_init_constructor): Enable.  Adjust for tuples.
	(gimplify_modify_expr_rhs): Uncomment call to
	gimplify_init_constructor.

2007-06-21  Diego Novillo  <dnovillo@google.com>

	* gimple.def: Rename from gs.def.
	Adjust all users.

2007-06-21  Diego Novillo  <dnovillo@google.com>

	* tree-pretty-print.c (pred_symbol_code, do_gs_niy,
	debug_gimple_stmt, debug_gimple_seq, print_gimple_stmt,
	dump_gimple_stmt): Move to gimple-pretty-print.c
	* diagnostic.h: Add comment for functions in gimple-pretty-print.c
	* gimple-pretty-print.c: New file.
	* gimple-ir.c (gs_build_return): Fix spacing.
	(gs_build_assign): Likewise.
	* gimple-ir.h: Fix spacing.
	(gs_assign_set_operand): Change OPNO to size_t.
	Add assertions for OPNO's value.
	(gs_assign_lhs): Rename from gs_assign_operand_lhs.
	(gs_assign_binary_rhs1): Rename from gs_assign_operand_rhs.
	Assert that GS is GSS_ASSIGN_BINARY
	(gs_assign_binary_set_rhs1): Rename from gs_assign_set_rhs.
	Assert that GS is GSS_ASSIGN_BINARY.
	(gs_assign_binary_set_rhs2): Rename from gs_assign_set_rhs2.
	Assert that GS is GSS_ASSIGN_BINARY.
	(gs_assign_unary_rhs): New.
	(gs_assign_unary_set_rhs): New.
	(gs_call_fn, gs_call_lhs, gs_call_chain, gs_call_arg,
	gs_cond_lhs, gs_cond_rhs, gs_label_label, gs_goto_dest,
	gs_bind_vars, gs_asm_in_op, gs_asm_out_op, gs_asm_clobber_op,
	gs_catch_types, gs_catch_handler, gs_eh_filter_types,
	gs_eh_filter_failure, gs_try_eval, gs_try_cleanup,
	gs_phi_result, gs_switch_index, gs_switch_default_label,
	gs_switch_label,gs_omp_critical_name, gs_omp_for_clauses,
	gs_omp_for_index, gs_omp_for_initial, gs_omp_for_final,
	gs_omp_for_incr, gs_omp_parallel_clauses,
	gs_omp_parallel_child_fn, gs_omp_parallel_data_arg,
	gs_omp_single_clauses, gs_omp_sections_clauses,
	gs_return_retval): Change return type to 'tree'.
	* Makefile.in (OBJS-common): Add gimple-pretty-print.o.
	(gimple-pretty-print.o): New rule.

2007-06-20  Aldy Hernandez  <aldyh@redhat.com>

	* tree-pretty-print.c (dump_gimple_stmt): Change pred_symbol_code
	to op_symbol_code.

2007-06-19  Aldy Hernandez  <aldyh@redhat.com>

	* gimplify.c (gimplify_modify_expr_rhs): Enable.  Adjust for tuples.
	(gimplify_modify_expr): Call gimplify_modify_expr_rhs.
	(gimplify_compound_expr): Enable.  Adjust for tuples.  Remove comment
	that no longer applies.
	(gimplify_expr): Enable call to gimplify_compound_expr.

2007-06-18  Chris Matthews  <chrismatthews@google.com>

	* Makefile.in (GTFILES): Added gimeple-ir.h.

	* gimple-ir.c (gs_build_return, gs_build_call, gs_build_assign): 
	Changed to use new accessors.
	(gs_build_cond, gs_build_label, gs_build_goto,
	gs_build_nop, gs_build_bind gs_build_asm, gs_build_catch,
	gs_build_eh_filter, gs_build_try, gs_build_phi,
	gs_build_resx, gs_build_switch, gs_omp_build_critical,
	gs_omp_build_for, gs_omp_build_parallel,
	gs_omp_build_section, gs_omp_build_master,
	gs_omp_build_ordered, gs_omp_continue,
	gs_omp_build_ordered, gs_omp_build_return,
	gs_omp_build_sections, gs_omp_build_single): New
	functions.

	* gimple-ir.h (struct gimple_statement_switch): Changed
	default label to be in labels[0].

	(struct gimple_statement_asm): Corrected the allocation
	length.

	(enum gs_cond): New enum.
	(gs_assign_set_operand): Changed to work with new accessors.
	(gs_assign_operand_lhs, gs_assign_operand_rhs,
	gs_assign_operand_set_lhs, gs_assign_set_rhs,
	gs_assign_operand_rhs2, gs_assign_set_rhs2, gs_call_fn,
	gs_call_set_fn, gs_call_lhs, gs_call_set_lhs,
	gs_call_chain, gs_call_set_chain, gs_call_nargs,
	gs_call_set_nargs, gs_call_arg, gs_call_set_arg,
	gs_cond_lhs, gs_cond_set_lhs, gs_cond_rhs,
	gs_cond_set_rhs, gs_cond_true_label,
	gs_cond_set_true_label, gs_cond_set_false_label,
	gs_cond_false_label, gs_label_label, gs_label_set_label,
	gs_goto_dest, gs_goto_set_dest, gs_bind_vars,
	gs_bind_set_vars, gs_bind_body, gs_bind_set_body,
	gs_asm_ni, gs_asm_set_ni, gs_asm_no, gs_asm_set_no,
	gs_asm_nc, gs_asm_set_nc, gs_asm_in_op, gs_asm_set_in_op,
	gs_asm_out_op, gs_asm_set_out_op, gs_asm_clobber_op,
	gs_asm_set_clobber_op, gs_asm_string, gs_asm_set_string,
	gs_catch_types, gs_catch_handler, gs_catch_set_types,
	gs_catch_set_handler, gs_eh_filter_types,
	gs_eh_filter_failure, gs_eh_filter_set_types,
	gs_eh_filter_set_failure, gs_try_eval, gs_try_cleanup,
	gs_try_set_eval, gs_try_set_cleanup, gs_phi_capacity,
	gs_phi_set_capacity, gs_phi_nargs, gs_phi_set_nargs,
	gs_phi_result, gs_phi_set_result, gs_phi_arg,
	gs_phi_set_arg, gs_resx_region, gs_resx_set_region,
	gs_switch_nlabels, gs_switch_set_nlabels,
	gs_switch_index, gs_switch_set_index,
	gs_switch_default_label, gs_switch_set_default_label,
	gs_switch_label, gs_switch_set_label, gs_omp_body,
	gs_omp_set_body, gs_omp_critical_name,
	gs_omp_critical_set_name, gs_omp_for_clauses,
	gs_omp_for_set_clauses, gs_omp_for_index,
	gs_omp_for_set_index, gs_omp_for_initial,
	gs_omp_for_set_initial, gs_omp_for_final,
	gs_omp_for_set_final, gs_omp_for_incr,
	gs_omp_for_set_incr, gs_omp_for_pre_body,
	gs_omp_for_set_pre_body, gs_omp_parallel_clauses,
	gs_omp_parallel_set_clauses, gs_omp_parallel_child_fn,
	gs_omp_parallel_set_child_fn, gs_omp_parallel_data_arg,
	gs_omp_parallel_set_data_arg, gs_omp_single_clauses,
	gs_omp_single_set_clauses, gs_omp_sections_clauses,
	gs_omp_sections_set_clauses, gs_assign_omp_for_cond,
	gs_omp_for_cond gs_return_set_retval,
	gs_add_subcode_flag): New accessor functions.
	(gs_return_retval): Renamed gs_return_operand_retval to match accessor 
	conventions.

2007-05-31  Aldy Hernandez  <aldyh@redhat.com>

	* gimple-ir.c (gs_build_call): New.
	* gimple-ir.h (GS_CALL_LHS): New.
	(GS_CALL_FN): New.
	(GS_CALL_CHAIN): New.
	(GS_CALL_NARGS): New.
	(GS_CALL_ARG): New.
	(gs_call_lhs): New.
	(gs_call_fn): New.
	(gs_call_chain): New.
	(gs_call_nargs): New.
	(gs_call_arg): New.
	* gimplify.c (gimplify_modify_expr_to_memcpy): Enable and rewrite for 
	tuples.
	(gimplify_modify_expr_to_memset): Same.
	(gimplify_statement_list): Same.
	(gimplify_expr): Enable STATEMENT_LIST case.

2007-05-29  Aldy Hernandez  <aldyh@redhat.com>

	Merged revisions 124007-125166 from mainline.

2007-05-23  Aldy Hernandez  <aldyh@redhat.com>

	* builtins.c (std_gimplify_va_arg_expr): Add argument to gimplify_expr.
	Remove seq argument.
	(gimplify_va_arg_expr): Same.
	* tree-gimple.h: Same.
	* langhooks.c (lhd_gimplify_expr): Change pre_p and post_p types to
	sequences.
	* langhooks-def.h (lhd_gimplify_expr): Change 
	* langhooks.h (struct lang_hooks): Remove argument.
	* gimplify.c (internal_get_tmp_var): Adjust calls to gimplify_expr
	for new arguments.
	(gimplify_switch_expr): Same.
	(gimplify_var_or_parm_decl): Same.
	(gimplify_compound_lval): Same.
	(gimplify_self_mod_expr): Same.
	(gimplify_arg): Same.
	(gimplify_call_expr): Same.
	(gimplify_init_ctor_preeval): Same.
	(gimplify_init_constructor): Same.
	(gimplify_modify_expr_rhs): Same.
	(gimplify_modify_expr): Same.
	(gimplify_save_expr): Same.
	(gimplify_addr_expr): Same.
	(gimplify_asm_expr): Same.
	(gimplify_target_expr): Same.
	(omp_check_private): Same.
	(gimplify_scan_omp_clauses): Same.
	(gimplify_omp_parallel): Same.
	(gimplify_omp_for): Same.
	(goa_stabilize_expr): Same.
	(gimplify_omp_atomic): Same.
	(gimplify_one_sizepos): Same.
	(force_gimple_operand): Same.
	(gimplify_expr): Remove seq_p argument.  Add new is_statement
	argument.  Adjust accordingly.  Make seq_p required.

2007-05-07  Aldy Hernandez  <aldyh@redhat.com>

	* function.c (gimplify_parameters): Use new GS_SEQ_INIT definition.
	* gimple-ir.h (GS_SEQ_INIT): Do not use C99 constructs.
	* gimplify.c: Disable non working code throughout.
	Pass additional call to gimplify_expr throughout.
	(gimplify_ctx): Make conditional_cleanups a sequence.
	(gimple_push_condition): Use GS_SEQ_EMPTY_P.
	(gimple_pop_condition): Adapt for sequences.
	(gimplify_and_add): Use gs_seq_append regardless of side effects.
	(internal_get_tmp_var): Use sequences.
	(get_formal_tmp_var): Same.
	(get_initialized_tmp_var): Same.
	(annotate_one_with_locus): Change GS_LOCUS to GS_LOCUS_EMPTY_P.
	(gimplify_bind_expr): Use sequences.
	Change append_to_statement_list to gimplify_and_add.
	(gimplify_return_expr): Add gimplified code to pre_p.
	(gimplify_decl_expr): New seq_p parameter.
	(gimplify_loop_expr): Adapt for sequences.
	Use gimplify_and_add instead of append_to_statement_list.
	(gimplify_switch_expr): Same.
	(gimplify_compound_lval): Use sequences.
	(gimplify_self_mod_expr): Same.
	Use gs_seq_append instead of append_to_statement_list.
	(gimplify_arg): Use sequences.
	(gimplify_call_expr): Same.
	(gimplify_cond_expr): Use sequences.
	(gimplify_init_ctor_preeval): Use sequences.
	(gimplify_init_ctor_eval_range): Same.
	Use gimplify_and_add instead of append_to_statement_list.
	(gimplify_init_ctor_eval): Use sequences.
	(gimplify_init_constructor): Same.
	Remove one call to append_to_statement_list.
	(gimplify_modify_expr_rhs): Use sequences.
	(gimplify_modify_expr_complex_part): Use sequences.
	Remove call to tree_to_gimple_tuple.
	Build GS_ASSIGN tuple.
	(gimplify_modify_expr): Use new argument.  Use sequences.
	Do not call append_to_statement_list.
	Build GS_ASSIGN tuple.
	Do not call tree_to_gimple_tuple.
	Set *expr_p to NULL when we do not want the value.
	(gimplify_compound_expr): Use sequences.
	(gimplify_save_expr): Same.
	(gimplify_addr_expr): Same.
	(gimplify_asm_expr): Same.
	(gimplify_cleanup_point_expr): Same.
	(gimple_push_cleanup): Same.
	Build GS_ASSIGN tuples.
	(gimplify_target_expr): Use sequences.
	(gimplify_scan_omp_clauses): Same.
	Add argument to gimplify_stmt calls.
	(gimplify_omp_parallel): Same.
	(gimplify_omp_for): Use sequences.
	(gimplify_omp_workshare): Same.
	(goa_stabilize_expr): Same.
	(gimplify_omp_atomic_pipeline): Same.
	(gimplify_omp_atomic_mutex): Same.
	(gimplify_omp_atomic): Same.
	(gimplify_expr): Same.
	Call GS_SEQ_INIT with argument.
	Use new seq_p argument.
	Do not call tree_to_gimple_tuple.
	Pass additional argument to gimplify_decl_expr.
	Do not pass seq_p argument to gimplify_return_expr.
	Call gs_seq_append instead of append_to_statement_list.
	Check that all statements have been converted to tuples.
	Make pre_p and seq_p sequences coexist.
	(gimplify_type_sizes): Use sequences.
	(gimplify_one_sizepos): Same.
	(gimplify_body): Make parm_stmts a sequence.
	Add argument to seq_p.
	(gimplify_function_tree): Call debug_gimple_seq.
	(force_gimple_operand): Use sequences.
	(force_gimple_operand_bsi): Use sequences.

2007-05-04  Aldy Hernandez  <aldyh@redhat.com>

	* omp-low.c (build_omp_barrier): Adjust arguments for sequences.
	(lower_rec_input_clauses): Disable non working code.
	(lower_regimplify): Pass additional argument to gimplify_expr.
	* tree-mudflap.c (mx_register_decls): Disable non working code.
	* tree-inline.c (copy_bb): Disable non working code.
	(setup_one_parameter): Same.
	* tree-cfg.c (make_edges): Same.

2007-05-04  Aldy Hernandez  <aldyh@redhat.com>

	* tree-gimple.h (get_initialized_tmp_var): Adjust prototype
	for sequences.
	(get_formal_tmp_var): Same.
	(gimplify_type_sizes): Same.
	(gimplify_one_sizepos): Same.
	(gimplify_stmt): Same.
	(gimplify_and_add): Same.
	(gimplify_va_arg_expr): Same.
	* langhooks.h (lang_hooks): Same.
	* function.c (gimplify_parm_type): Adjust for sequences.
	(gimplify_parameters): Same.
	* c-gimplify.c (gimplify_compound_literal_expr): Same.
	(c_gimplify_expr): Same.
	* tree-flow.h (force_gimple_operand): Same.
	* c-common.h (c_gimplify_expr): Adjust prototype for sequences.
	* config/i386/i386.c (ix86_gimplify_va_arg): Adjust for sequences.
	Change call to append_to_statement_list to gimplify_and_add.
	Add parameter to gimplify_expr.

2007-05-04  Aldy Hernandez  <aldyh@redhat.com>

	* gimple-ir.c (gs_code_name): Constify.
	(gs_build_assign): New.
	(gimple_statement_structure): Abstract code out to...
	(gss_for_assign): ...here.
	(gs_add): Set the last item correctly.
	* gimple-ir.h (GS_LOCUS_EMPTY_P): New.
	(GS_SEQ_INIT): Add a cast.
	(gimple_statement_base): Make code a gs_code enum.
	(gimple_statement_with_ops): Remove address_taken.
	(GS_ASSIGN_BINARY_LHS): New.
	(GS_ASSIGN_BINARY_RHS1): New.
	(GS_ASSIGN_BINARY_RHS2): New.
	(GS_ASSIGN_UNARY_REG_LHS): New.
	(GS_ASSIGN_UNARY_REG_RHS): New.
	(GS_ASSIGN_UNARY_MEM_LHS): New.
	(GS_ASSIGN_UNARY_MEM_RHS): New.
	(gs_seq_append): New.
	Move gs_seq typedef to...
	* coretypes.h: ...here.
	* gimple-iterator.h (gsi_stmt_ptr): Add FIXME note.

2007-05-04  Aldy Hernandez  <aldyh@redhat.com>

	* tree.h (std_gimplify_va_arg_expr): Change tree * to a sequence
	in prototype.
	(gimplify_parameters): Return a sequence.
	* target.h (gimplify_va_arg_expr): Change tree * to a sequence.
	* builtins.c (std_gimplify_va_arg_expr): Same.
	Pass additional argument to gimplify_expr.
	(gimplify_va_arg_expr): Change tree * to a sequence.
	Change append_to_statement_list call to gimplify_and_add.
	Pass additional argument to gimplify_expr calls.

2007-05-04  Aldy Hernandez  <aldyh@redhat.com>

	* tree-pretty-print.c (do_gs_niy): New.
	(debug_gimple_stmt): New.
	(debug_gimple_seq): New.
	(print_gimple_stmt): New.
	(dump_gimple_stmt): New.
	* diagnostic.h: Add prototypes for dump_gimple_stmt,
	print_gimple_stmt, debug_gimple_stmt, debug_gimple_seq.

2007-04-26  Aldy Hernandez  <aldyh@redhat.com>

	* tree-gimple.h (annotate_all_with_locus): First argument is now a
	sequence.
	* gimple-ir.h (GS_LOCUS): New.
	(gimple_statement_base): Locus is of type location_t.
	* gimplify.c (internal_get_tmp_var): Use sequences.
	(should_carry_locus_p): Adjust for gimple ir.
	(annotate_one_with_locus): Same.
	(annotate_all_with_locus): Same.
	(gimplify_stmt): Adjust for sequences.
	(gimplify_expr): Same.

2007-04-25  Aldy Hernandez  <aldyh@redhat.com>

	* gimple-ir.h (GS_SEQ_EMPTY_P): New.
	Move gs_build_return, gs_add, and gimple_statement_structure
	prototypes.
	(gs_assign_operand): Fix typos in gss.
	Include gimple-iterator.h.
	* Makefile.in (GIMPLE_IR_H): Add gimple-iterator.h.
	(TREE_GIMPLE_H): Same.

2007-04-25  Aldy Hernandez  <aldyh@redhat.com>

	* gimple-iterator.h (gsi_one_before_end_p): Use GS_SEQ_LAST.

2007-04-25  Aldy Hernandez  <aldyh@redhat.com>

	* gimple-iterator.h: New file.

2007-04-23  Aldy Hernandez  <aldyh@redhat.com>

	* gimple-ir.c: New file.
	* gimple-ir.h: New file.
	* gsstruct.def: New file.
	* gs.def: New file.
	* gengtype.c (open_base_files): Add gimple-ir.h.
	* tree-gimple.h: Include gimple-ir.h.
	Add sequence to gimplify_expr and gimplify_body prototypes.
	* gimplify.c: Include gimple-ir.h.
	(gimplify_and_add): Adjust for gimple IR.
	(gimplify_return_expr): Same.
	(gimplify_stmt): Add seq_p argument.
	(gimplify_expr): Add seq_p sequence and adjust accordingly.
	(gimplify_body): Same.
	* coretypes.h: Add gimple_statement_d and gimple definitions.
	* Makefile.in (GIMPLE_IR_H): New.
	(TREE_GIMPLE_H): Add gimple-ir.h.
	(OBJS-common): Add gimple-ir.o.
	(gimplify.o): Add GIMPLE_IR_H.
	(gimple-ir.o): New.
	(build/gencheck.o): Add gs.def.

Local Variables:
mode: change-log
End:


Copyright (C) 2007-2008 Free Software Foundation, Inc.

Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.