Mercurial > hg > CbC > CbC_gcc
diff gcc/testsuite/gcc.dg/vect/vect-nest-cycle-1.c @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/testsuite/gcc.dg/vect/vect-nest-cycle-1.c Fri Oct 27 22:46:09 2017 +0900 @@ -0,0 +1,47 @@ +/* { dg-require-effective-target vect_float } */ + +#include <stdarg.h> +#include "tree-vect.h" + +#define N 16 + +float in[N] = {232,132,32,432,532,321,327,323,321,324,322,329,432,832,932,232}; +float out[N]; +float check_res[N] = {112,-4,-120,264,348,121,111,91,73,60,42,33,120,504,588,-128}; +float a[2*N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31}; + +/* Outer-loop vectorization. */ + +__attribute__ ((noinline)) void +foo () +{ + int i, j; + float res; + + for (i = 0; i < N; i++) + { + res = in[i]; + + for (j = 0; j < N; j++) + res = res - a[i+j]; + + out[i] = res; + } + + for (i = 0; i < N; i++) + if (out[i] != check_res[i]) + abort (); + +} + +int main () +{ + check_vect (); + + foo(); + + return 0; +} + +/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ +