Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/torture/pr54894.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-do compile } */ /* { dg-require-effective-target size32plus } */ typedef unsigned long long uint64_t; #define n 4096 double A[n][n] __attribute__((aligned(16))); double B[n][n] __attribute__((aligned(16))); double C[n][n] __attribute__((aligned(16))); #define tilesize 128 typedef double adouble __attribute__((__aligned__(16))); void foo () { int ih, jh, kh, il, kl, jl; for (ih = 0; ih < n; ih += tilesize) for (jh = 0; jh < n; jh += tilesize) for (kh = 0; kh < n; kh += tilesize) for (il = 0; il < tilesize; ++il) { adouble *Ap = (adouble *)&A[ih+il][kh]; for (kl = 0; kl < tilesize; ++kl) for (jl = 0; jl < tilesize; ++jl) C[ih+il][jh+jl] += Ap[kl] * B[kh+kl][jh+jl]; } }