diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/i386/memset-strategy-28.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/memset-strategy-28.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/memset-strategy-28.c b/gcc/testsuite/gcc.target/i386/memset-strategy-28.c new file mode 100644 index 0000000..eef113f --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/memset-strategy-28.c @@ -0,0 +1,29 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -mtune=generic -mno-sse -fasynchronous-unwind-tables -fdwarf2-cfi-asm" } */ +/* Keep labels and directives ('.cfi_startproc', '.cfi_endproc'). */ +/* { dg-final { check-function-bodies "**" "" "" { target lp64 } {^\t?\.} } } */ + +/* +**foo: +**.LFB[0-9]+: +** .cfi_startproc +** movq \$0, \(%rdi\) +** movq \$0, 8\(%rdi\) +** movq \$0, 16\(%rdi\) +** movq \$0, 24\(%rdi\) +** movq \$0, 32\(%rdi\) +** movq \$0, 40\(%rdi\) +** movq \$0, 48\(%rdi\) +** movq \$0, 56\(%rdi\) +** movb \$0, 64\(%rdi\) +** ret +**... +*/ + +void +foo (char *dest) +{ + __builtin_memset (dest, 0, 65); +} + +/* { dg-final { scan-assembler-not "rep stos" } } */ |