Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/vect/bb-slp-20.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-require-effective-target vect_int } */ #include <stdarg.h> #include "tree-vect.h" #define N 16 int b[N]; unsigned int out[N]; unsigned int in[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15}; __attribute__ ((noinline)) int main1 (unsigned int x, unsigned int y) { int i; unsigned int a0, a1, a2, a3; if (x > y) x = x + y; else y = x; /* Two SLP instances in the basic block. */ a0 = in[0] + 23; a1 = in[1] + 142; a2 = in[2] + 2; a3 = in[3] + 31; b[0] = -a0; b[1] = -a1; b[2] = -a2; b[3] = -a3; out[0] = a0 * x; out[1] = a1 * y; out[2] = a2 * x; out[3] = a3 * y; if (x) __asm__ volatile ("" : : : "memory"); /* Check results. */ if (out[0] != (in[0] + 23) * x || out[1] != (in[1] + 142) * y || out[2] != (in[2] + 2) * x || out[3] != (in[3] + 31) * y || b[0] != -(in[0] + 23) || b[1] != -(in[1] + 142) || b[2] != -(in[2] + 2) || b[3] != -(in[3] + 31)) abort(); return 0; } int main (void) { check_vect (); main1 (2, 3); return 0; } /* { dg-final { scan-tree-dump-times "basic block vectorized" 1 "slp2" { target vect_int_mult } } } */ /* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 2 "slp2" { target vect_int_mult } } } */