Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/vect/no-section-anchors-vect-31.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children | 1830386684a0 |
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/* { dg-require-effective-target vect_int } */ /* { dg-add-options bind_pic_locally } */ #include <stdarg.h> #include "tree-vect.h" /* N / 2 bytes has to be worth vectorizing even with peeling. */ #if VECTOR_BITS > 128 #define N (VECTOR_BITS * 4 / 8) #else #define N 64 #endif struct t{ int k[N]; int l; }; struct s{ char a; /* aligned */ char b[N-1]; /* unaligned (offset 1B) */ char c[N]; /* aligned (offset NB) */ struct t d; /* aligned (offset 2NB) */ struct t e; /* unaligned (offset 2N+4N+4 B) */ }; struct s tmp; __attribute__ ((noinline)) int main1 () { int i; /* unaligned */ for (i = 0; i < N/2; i++) { tmp.b[i] = 5; } /* check results: */ for (i = 0; i <N/2; i++) { if (tmp.b[i] != 5) abort (); } /* aligned */ for (i = 0; i < N/2; i++) { tmp.c[i] = 6; } /* check results: */ for (i = 0; i <N/2; i++) { if (tmp.c[i] != 6) abort (); } /* aligned */ for (i = 0; i < N/2; i++) { tmp.d.k[i] = 7; } /* check results: */ for (i = 0; i <N/2; i++) { if (tmp.d.k[i] != 7) abort (); } /* unaligned */ for (i = 0; i < N/2; i++) { tmp.e.k[i] = 8; } /* check results: */ for (i = 0; i <N/2; i++) { if (tmp.e.k[i] != 8) abort (); } return 0; } int main (void) { check_vect (); return main1 (); } /* { dg-final { scan-tree-dump-times "vectorized 4 loops" 1 "vect" } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 2 "vect" { xfail vect_element_align_preferred } } } */