Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/vect/bb-slp-subgroups-1.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-require-effective-target vect_int } */ /* PR tree-optimization/67682. */ #include "tree-vect.h" int __attribute__((__aligned__(8))) a[8]; int __attribute__((__aligned__(8))) b[4]; __attribute__ ((noinline)) void test () { a[0] = b[0]; a[1] = b[1]; a[2] = b[2]; a[3] = b[3]; a[4] = 0; a[5] = 0; a[6] = 0; a[7] = 0; } int main (int argc, char **argv) { check_vect (); for (int i = 0; i < 8; i++) a[i] = 1; for (int i = 0; i < 4; i++) b[i] = i + 4; __asm__ volatile ("" : : : "memory"); test (a, b); __asm__ volatile ("" : : : "memory"); for (int i = 0; i < 4; i++) if (a[i] != i+4) abort (); for (int i = 4; i < 8; i++) if (a[i] != 0) abort (); return 0; } /* { dg-final { scan-tree-dump-times "Basic block will be vectorized using SLP" 1 "slp2" } } */ /* { dg-final { scan-tree-dump-times "basic block vectorized" 1 "slp2" } } */