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| author | Jakub Jelinek <jakub@redhat.com> | 2005-07-06 09:49:05 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2005-07-06 09:49:05 +0200 |
| commit | 8ec11fe9b8b04468e81549ca68d5e70912b8f6dc (patch) | |
| tree | 8ca6fd41c47572b47720e13f43cf054b3a1a38b9 /gcc/config/sparc/linux64.h | |
| parent | 9da4058c1454b279f0b5791100105bf7a6734e9d (diff) | |
| download | gcc-8ec11fe9b8b04468e81549ca68d5e70912b8f6dc.zip gcc-8ec11fe9b8b04468e81549ca68d5e70912b8f6dc.tar.gz gcc-8ec11fe9b8b04468e81549ca68d5e70912b8f6dc.tar.bz2 | |
sparc.h (sparc_compare_emitted): New extern.
* config/sparc/sparc.h (sparc_compare_emitted): New extern.
* config/sparc/sparc.c (sparc_compare_emitted): New variable.
(gen_compare_reg): If sparc_compare_emitted is set, clear it
and return its previous value.
(emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
* config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
constants.
(stack_protect_set, stack_protect_test): New expanders.
(stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
stack_protect_testdi): New insns.
* config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
* config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
From-SVN: r101653
Diffstat (limited to 'gcc/config/sparc/linux64.h')
| -rw-r--r-- | gcc/config/sparc/linux64.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/config/sparc/linux64.h b/gcc/config/sparc/linux64.h index a331dfc..82860fe 100644 --- a/gcc/config/sparc/linux64.h +++ b/gcc/config/sparc/linux64.h @@ -363,3 +363,9 @@ do { \ #undef NEED_INDICATE_EXEC_STACK #define NEED_INDICATE_EXEC_STACK 1 + +#ifdef TARGET_LIBC_PROVIDES_SSP +/* sparc glibc provides __stack_chk_guard in [%g7 + 0x14], + sparc64 glibc provides it at [%g7 + 0x28]. */ +#define TARGET_THREAD_SSP_OFFSET (TARGET_ARCH64 ? 0x28 : 0x14) +#endif |