Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/vect/vect-reduc-1char-big-array.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 } */ #include <stdarg.h> #include "tree-vect.h" #define N 256 unsigned char ub[N]; unsigned char uc[N]; unsigned char diff; __attribute__ ((noinline)) void main1 (unsigned char x, unsigned char max_result, unsigned char min_result) { int i; unsigned char udiff = 2; unsigned char umax = x; unsigned char umin = x; diff = 2; for (i = 0; i < N; i++) { ub[i] = i; uc[i] = i; if (i%16 == 0) { ub[i] = i+2; diff += 2; } if (uc[i] > max_result) max_result = uc[i]; if (uc[i] < min_result) min_result = uc[i]; asm volatile ("" ::: "memory"); } for (i = 0; i < N; i++) { udiff += (unsigned char) (ub[i] - uc[i]); } for (i = 0; i < N; i++) { umax = umax < uc[i] ? uc[i] : umax; } for (i = 0; i < N; i++) { umin = umin > uc[i] ? uc[i] : umin; } /* check results: */ if (udiff != diff) abort (); if (umax != max_result) abort (); if (umin != min_result) abort (); } int main (void) { check_vect (); main1 (100, 100, 1); main1 (0, 15, 0); return 0; } /* { dg-final { scan-tree-dump-times "vectorized 3 loops" 1 "vect" { xfail vect_no_int_min_max } } } */