Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/vect/no-vfa-vect-102a.c @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 84e7813d76e9 |
children |
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/* { dg-require-effective-target vect_int } */ #include <stdlib.h> #include <stdarg.h> #include "tree-vect.h" #define N 9 struct extraction { int a[N]; int b[N]; }; static int a[N] = {1,2,3,4,5,6,7,8,9}; static int b[N] = {2,3,4,5,6,7,8,9,9}; __attribute__ ((noinline)) int main1 (int x, int y) { int i; struct extraction *p; p = (struct extraction *) malloc (sizeof (struct extraction)); for (i = 0; i < N; i++) { p->a[i] = a[i]; asm volatile ("" ::: "memory"); } /* Not vectorizable: distance 1. */ for (i = 0; i < N - 1; i++) { p->a[x + i + 1] = p->a[x + i]; } /* check results: */ for (i = 0; i < N; i++) { if (p->a[i] != 1) abort(); } return 0; } int main (void) { check_vect (); return main1 (0, N); } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 0 "vect" } } */ /* { dg-final { scan-tree-dump-times "possible dependence between data-refs" 1 "vect" { target { ! vect_multiple_sizes } } } } */ /* { dg-final { scan-tree-dump "possible dependence between data-refs" "vect" { target vect_multiple_sizes } } } */