/* { dg-require-effective-target vect_int } */ #include #include "tree-vect.h" #define N 50 int a[N], b[N], in1[N], in2[N]; int result[2*N] = {5,-7,7,-6,9,-5,11,-4,13,-3,15,-2,17,-1,19,0,21,1,23,2,25,3,27,4,29,5,31,6,33,7,35,8,37,9,39,10,41,11,43,12,45,13,47,14,49,15,51,16,53,17,55,18,57,19,59,20,61,21,63,22,65,23,67,24,69,25,71,26,73,27,75,28,77,29,79,30,81,31,83,32,85,33,87,34,89,35,91,36,93,37,95,38,97,39,99,40,101,41,103,42}; __attribute__ ((noinline)) void foo (int *pa, int *pb) { int i; int c, d; /* Store sinking should not work here since the pointers may alias. */ for (i = 0; i < N; i++) { c = in1[i]; d = in2[i]; if (c >= d) { *pa = c; *pb = d + 5; } else { *pb = d - 12; *pa = c + d; } pa++; pb++; } } int main (void) { int i; check_vect (); for (i = 0; i < N; i++) { in1[i] = i; in2[i] = i + 5; __asm__ volatile (""); } foo (a, b); for (i = 0; i < N; i++) { if (a[i] != result[2*i] || b[i] != result[2*i+1]) abort (); } return 0; } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 0 "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */