From 1bc5aee63eb72b341f506ad058502cd0361f0d10 Mon Sep 17 00:00:00 2001 From: Ben Cheng Date: Tue, 25 Mar 2014 22:37:19 -0700 Subject: Initial checkin of GCC 4.9.0 from trunk (r208799). Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba --- gcc-4.9/gcc/testsuite/gcc.dg/vect/slp-19c.c | 95 +++++++++++++++++++++++++++++ 1 file changed, 95 insertions(+) create mode 100644 gcc-4.9/gcc/testsuite/gcc.dg/vect/slp-19c.c (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/vect/slp-19c.c') diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/vect/slp-19c.c b/gcc-4.9/gcc/testsuite/gcc.dg/vect/slp-19c.c new file mode 100644 index 000000000..f0df25f53 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/vect/slp-19c.c @@ -0,0 +1,95 @@ +/* { dg-require-effective-target vect_int } */ + +#include +#include "tree-vect.h" + +#define N 16 + +int +main1 () +{ + unsigned int i; + unsigned int out[N*8]; + unsigned int in[N*8] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63}; + unsigned int ia[N*2], a0, a1, a2, a3; + + /* The last stmt requires interleaving of not power of 2 size - not + vectorizable. */ + for (i = 0; i < N/2; i++) + { + out[i*12] = in[i*12]; + out[i*12 + 1] = in[i*12 + 1]; + out[i*12 + 2] = in[i*12 + 2]; + out[i*12 + 3] = in[i*12 + 3]; + out[i*12 + 4] = in[i*12 + 4]; + out[i*12 + 5] = in[i*12 + 5]; + out[i*12 + 6] = in[i*12 + 6]; + out[i*12 + 7] = in[i*12 + 7]; + out[i*12 + 8] = in[i*12 + 8]; + out[i*12 + 9] = in[i*12 + 9]; + out[i*12 + 10] = in[i*12 + 10]; + out[i*12 + 11] = in[i*12 + 11]; + + ia[i] = in[i*12 + 7]; + } + + /* check results: */ + for (i = 0; i < N/2; i++) + { + if (out[i*12] != in[i*12] + || out[i*12 + 1] != in[i*12 + 1] + || out[i*12 + 2] != in[i*12 + 2] + || out[i*12 + 3] != in[i*12 + 3] + || out[i*12 + 4] != in[i*12 + 4] + || out[i*12 + 5] != in[i*12 + 5] + || out[i*12 + 6] != in[i*12 + 6] + || out[i*12 + 7] != in[i*12 + 7] + || out[i*12 + 8] != in[i*12 + 8] + || out[i*12 + 9] != in[i*12 + 9] + || out[i*12 + 10] != in[i*12 + 10] + || out[i*12 + 11] != in[i*12 + 11] + || ia[i] != in[i*12 + 7]) + abort (); + } + + /* Hybrid SLP with unrolling by 2. */ + for (i = 0; i < N; i++) + { + out[i*6] = in[i*6]; + out[i*6 + 1] = in[i*6 + 1]; + out[i*6 + 2] = in[i*6 + 2]; + out[i*6 + 3] = in[i*6 + 3]; + out[i*6 + 4] = in[i*6 + 4]; + out[i*6 + 5] = in[i*6 + 5]; + + ia[i] = i; + } + + /* check results: */ + for (i = 0; i < N/2; i++) + { + if (out[i*6] != in[i*6] + || out[i*6 + 1] != in[i*6 + 1] + || out[i*6 + 2] != in[i*6 + 2] + || out[i*6 + 3] != in[i*6 + 3] + || out[i*6 + 4] != in[i*6 + 4] + || out[i*6 + 5] != in[i*6 + 5] + || ia[i] != i) + abort (); + } + + return 0; +} + +int main (void) +{ + check_vect (); + + main1 (); + + return 0; +} + +/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ +/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 1 "vect" } } */ +/* { dg-final { cleanup-tree-dump "vect" } } */ -- cgit v1.2.3