Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/vect/fast-math-vect-reduc-8.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
line wrap: on
line source
/* { dg-do compile } */ /* { dg-require-effective-target vect_float } */ #include "tree-vect.h" extern float x[128] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))); extern float y[128] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))); extern float z[128] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))); float f (unsigned n) { float ret = 0.0; unsigned i; for (i = 0; i < n; i++) { float diff = x[i] - y[i]; ret -= diff * diff * z[i]; } return ret; } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */