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/* { dg-do compile } */
/* { dg-options "-O2 -march=x86-64-v4 -fasynchronous-unwind-tables -fdwarf2-cfi-asm -mmemcpy-strategy=vector_loop:2048:noalign,libcall:-1:noalign" } */
/* Keep labels and directives ('.cfi_startproc', '.cfi_endproc'). */
/* { dg-final { check-function-bodies "**" "" "" { target lp64 } {^\t?\.} } } */
/*
**foo:
**.LFB[0-9]+:
** .cfi_startproc
** xorl %edx, %edx
**.L[0-9]+:
** movl %edx, %eax
** addl \$256, %edx
** vmovdqa64 src\(%rax\), %zmm3
** vmovdqa64 src\+64\(%rax\), %zmm2
** vmovdqa64 src\+128\(%rax\), %zmm1
** vmovdqa64 src\+192\(%rax\), %zmm0
** vmovdqa64 %zmm3, dest\(%rax\)
** vmovdqa64 %zmm2, dest\+64\(%rax\)
** vmovdqa64 %zmm1, dest\+128\(%rax\)
** vmovdqa64 %zmm0, dest\+192\(%rax\)
** cmpl \$1024, %edx
** jb .L[0-9]+
** vmovdqa64 src\(%rdx\), %zmm0
** vmovdqa64 %zmm0, dest\(%rdx\)
** vzeroupper
** ret
**...
*/
#define SIZE (16 + 1) * 64
char dest[SIZE] __attribute__((aligned(64)));
char src[SIZE] __attribute__((aligned(64)));
void
foo (void)
{
__builtin_memcpy (dest, src, SIZE);
}
/* { dg-final { scan-assembler-not "rep mov" } } */
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