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| author | Joseph Myers <joseph@codesourcery.com> | 2012-07-01 13:06:41 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2012-07-01 13:06:41 +0000 |
| commit | e64ac02c24b43659048622714afdc92fedf561fa (patch) | |
| tree | 37162878b72d302de351788bec4c9360c9d55f1d /ports/sysdeps/tile/stackguard-macros.h | |
| parent | a20c2b3c87aebc7d4b090c622d36480263b80042 (diff) | |
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Move all files into ports/ subdirectory in preparation for merge with glibcglibc-2.16-ports-before-merge
Diffstat (limited to 'ports/sysdeps/tile/stackguard-macros.h')
| -rw-r--r-- | ports/sysdeps/tile/stackguard-macros.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/ports/sysdeps/tile/stackguard-macros.h b/ports/sysdeps/tile/stackguard-macros.h new file mode 100644 index 0000000000..589ea2b0d8 --- /dev/null +++ b/ports/sysdeps/tile/stackguard-macros.h @@ -0,0 +1,14 @@ +#include <bits/wordsize.h> + +#ifdef __tilegx__ +# if __WORDSIZE == 64 +# define STACK_CHK_GUARD \ + ({ uintptr_t x; asm ("addi %0, tp, -16; ld %0, %0" : "=r" (x)); x; }) +# else +# define STACK_CHK_GUARD \ + ({ uintptr_t x; asm ("addi %0, tp, -8; ld4s %0, %0" : "=r" (x)); x; }) +# endif +#else +# define STACK_CHK_GUARD \ + ({ uintptr_t x; asm ("addi %0, tp, -8; lw %0, %0" : "=r" (x)); x; }) +#endif |