Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/vect/vect-live-5.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 } */ /* { dg-additional-options "-fno-tree-scev-cprop" } */ #include "tree-vect.h" /* Statement that is simple and invariant used outside the loop. NOTE: SCEV disabled to ensure the live operation is not removed before vectorization. */ __attribute__ ((noinline)) int liveloop (int start, int n, int *x, int *y) { int i = start; int j; int ret; for (j = 0; j < n; ++j) { i += 1; ret = y[0]; x[j] = i + ret; } return ret; } #define MAX 77 #define START 37 int main (void) { int a[MAX]; int b = 99; int i; check_vect (); int ret = liveloop (START, MAX, a, &b); if (ret != 99) abort (); for (i=0; i<MAX; i++) { __asm__ volatile (""); if (a[i] != i+START+100) abort (); } } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ /* { dg-final { scan-tree-dump-not "vec_stmt_relevant_p: stmt live but not relevant" "vect" } } */