Mercurial > hg > CbC > CbC_gcc
diff gcc/testsuite/gcc.dg/vect/vect-mult-const-pattern-2.c @ 111:04ced10e8804
gcc 7
author | kono |
---|---|
date | Fri, 27 Oct 2017 22:46:09 +0900 |
parents | |
children | 84e7813d76e9 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/testsuite/gcc.dg/vect/vect-mult-const-pattern-2.c Fri Oct 27 22:46:09 2017 +0900 @@ -0,0 +1,40 @@ +/* { dg-require-effective-target vect_int } */ + +#include <stdarg.h> +#include "tree-vect.h" + +#define N 256 + +__attribute__ ((noinline)) void +foo (long long *arr) +{ + for (int i = 0; i < N; i++) + arr[i] *= -19594LL; +} + +int +main (void) +{ + check_vect (); + long long data[N]; + int i; + + for (i = 0; i < N; i++) + { + data[i] = i; + __asm__ volatile (""); + } + + foo (data); + for (i = 0; i < N; i++) + { + if (data[i] / -19594LL != i) + __builtin_abort (); + __asm__ volatile (""); + } + + return 0; +} + +/* { dg-final { scan-tree-dump-times "vect_recog_mult_pattern: detected" 2 "vect" { target aarch64*-*-* } } } */ +/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target aarch64*-*-* } } } */