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author | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
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committer | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
commit | 554fd8c5195424bdbcabf5de30fdc183aba391bd (patch) | |
tree | 976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/g++.dg/charset/asm2.c | |
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Diffstat (limited to 'gcc/testsuite/g++.dg/charset/asm2.c')
-rw-r--r-- | gcc/testsuite/g++.dg/charset/asm2.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/charset/asm2.c b/gcc/testsuite/g++.dg/charset/asm2.c new file mode 100644 index 000000000..7fb1959d2 --- /dev/null +++ b/gcc/testsuite/g++.dg/charset/asm2.c @@ -0,0 +1,33 @@ +/* Test for complex asm statements. Make sure it compiles + then test for some of the asm statements not being translated. */ +/* { dg-do compile { target i?86-*-* x86_64-*-* } } + { dg-require-iconv "IBM1047" } + { dg-final { scan-assembler "std" } } + { dg-final { scan-assembler "cld" } } + { dg-final { scan-assembler "rep" } } + { dg-final { scan-assembler "movsb" } } */ +#define size_t int +void * +memmove (void *__dest, __const void *__src, size_t __n) +{ + register unsigned long int __d0, __d1, __d2; + if (__dest < __src) + __asm__ __volatile__ + ("cld\n\t" + "rep\n\t" + "movsb" + : "=&c" (__d0), "=&S" (__d1), "=&D" (__d2) + : "0" (__n), "1" (__src), "2" (__dest) + : "memory"); + else + __asm__ __volatile__ + ("std\n\t" + "rep\n\t" + "movsb\n\t" + "cld" + : "=&c" (__d0), "=&S" (__d1), "=&D" (__d2) + : "0" (__n), "1" (__n - 1 + (const char *) __src), + "2" (__n - 1 + (char *) __dest) + : "memory"); + return __dest; +} |