diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/aarch64/negs.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/aarch64/negs.c | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/aarch64/negs.c b/gcc-4.9/gcc/testsuite/gcc.target/aarch64/negs.c new file mode 100644 index 000000000..1c23041ea --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/aarch64/negs.c @@ -0,0 +1,108 @@ +/* { dg-do run } */ +/* { dg-options "-O2 --save-temps" } */ + +extern void abort (void); +int z; + +int +negs_si_test1 (int a, int b, int c) +{ + int d = -b; + + /* { dg-final { scan-assembler "negs\tw\[0-9\]+, w\[0-9\]+" } } */ + if (d < 0) + return a + c; + + z = d; + return b + c + d; +} + +int +negs_si_test3 (int a, int b, int c) +{ + int d = -(b) << 3; + + /* { dg-final { scan-assembler "negs\tw\[0-9\]+, w\[0-9\]+, lsl 3" } } */ + if (d == 0) + return a + c; + + z = d; + return b + c + d; +} + +typedef long long s64; +s64 zz; + +s64 +negs_di_test1 (s64 a, s64 b, s64 c) +{ + s64 d = -b; + + /* { dg-final { scan-assembler "negs\tx\[0-9\]+, x\[0-9\]+" } } */ + if (d < 0) + return a + c; + + zz = d; + return b + c + d; +} + +s64 +negs_di_test3 (s64 a, s64 b, s64 c) +{ + s64 d = -(b) << 3; + + /* { dg-final { scan-assembler "negs\tx\[0-9\]+, x\[0-9\]+, lsl 3" } } */ + if (d == 0) + return a + c; + + zz = d; + return b + c + d; +} + +int main () +{ + int x; + s64 y; + + x = negs_si_test1 (2, 12, 5); + if (x != 7) + abort (); + + x = negs_si_test1 (1, 2, 32); + if (x != 33) + abort (); + + x = negs_si_test3 (13, 14, 5); + if (x != -93) + abort (); + + x = negs_si_test3 (15, 21, 2); + if (x != -145) + abort (); + + y = negs_di_test1 (0x20202020ll, + 0x65161611ll, + 0x42434243ll); + if (y != 0x62636263ll) + abort (); + + y = negs_di_test1 (0x1010101010101ll, + 0x123456789abcdll, + 0x5555555555555ll); + if (y != 0x6565656565656ll) + abort (); + + y = negs_di_test3 (0x62523781ll, + 0x64234978ll, + 0x12345123ll); + if (y != 0xfffffffd553d4edbll) + abort (); + + y = negs_di_test3 (0x763526268ll, + 0x101010101ll, + 0x222222222ll); + if (y != 0xfffffffb1b1b1b1bll) + abort (); + + return 0; +} |