Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/vect/vect-live-4.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 | 1830386684a0 |
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/* Disabling epilogues until we find a better way to deal with scans. */ /* { dg-additional-options "--param vect-epilogues-nomask=0" } */ /* { dg-require-effective-target vect_int } */ #include "tree-vect.h" /* Statement used outside the loop, not used inside the loop. SCEV cannot hoist the stmt. */ __attribute__ ((noinline)) int liveloop (int n, int *x, int *y) { int i; int ret; for (i = 0; i < n; ++i) { ret = x[i] + 5; y[i] = ret; } return ret; } #define MAX 273 int main (void) { int a[MAX]; int b[MAX]; int i; check_vect (); for (i=0; i<MAX; i++) { __asm__ volatile (""); a[i] = i; } int ret = liveloop (MAX, a, b); if (ret != MAX + 4) abort (); for (i=0; i<MAX; i++) { __asm__ volatile (""); if (b[i] != i+5) abort (); } } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ /* { dg-final { scan-tree-dump-times "vec_stmt_relevant_p: stmt live but not relevant" 1 "vect" } } */