diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/i386/memcpy-pr120683-6.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/memcpy-pr120683-6.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/memcpy-pr120683-6.c b/gcc/testsuite/gcc.target/i386/memcpy-pr120683-6.c new file mode 100644 index 0000000..aa5d90d --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/memcpy-pr120683-6.c @@ -0,0 +1,42 @@ +/* { 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" } } */ |