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| author | Tristan Gingold <gingold@adacore.com> | 2012-07-19 07:29:24 +0000 |
|---|---|---|
| committer | Tristan Gingold <gingold@gcc.gnu.org> | 2012-07-19 07:29:24 +0000 |
| commit | bf1431e3596b45dc1702fd7be7dbf3f51abda38e (patch) | |
| tree | 01e5d9fd06f28730cf73b04831f6df6e60c2cfca /gcc/common | |
| parent | fa4a66d152dad4a1f08bc6119cba3c6922310dce (diff) | |
| download | gcc-bf1431e3596b45dc1702fd7be7dbf3f51abda38e.zip gcc-bf1431e3596b45dc1702fd7be7dbf3f51abda38e.tar.gz gcc-bf1431e3596b45dc1702fd7be7dbf3f51abda38e.tar.bz2 | |
eh_personality.cc (__gxx_personality_seh0): New function.
libstdc++-v3/
* libsupc++/eh_personality.cc (__gxx_personality_seh0): New function.
Adjust for SEH.
* config/abi/pre/gnu.ver: Add __gxx_personality_seh0.
libobjc/
* exception.c (__gnu_objc_personality_seh0): New function.
libjava/
* libgcj.ver: Add __gcj_personality_seh0.
* exception.cc (__gcj_personality_seh0): New function.
Adjust for SEH.
libgcc/
* unwind-seh.c: New file.
* unwind-generic.h: Include windows.h for SEH.
(_Unwind_Exception): Use 6 private fields for SEH.
(_GCC_specific_handler): Declare.
* unwind-c.c (__gcc_personality_seh0): New function.
Adjust for SEH.
* config/i386/libgcc-cygming.ver: New file.
* config/i386/t-seh-eh: New file.
* config.host (x86_64-*-mingw*): Default to seh.
gcc/
* opts.c (finish_options): Handle UI_SEH.
* expr.c (build_personality_function): Handle UI_SEH.
* dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
* coretypes.h (unwind_info_type): Add UI_SEH.
* config/i386/winnt.c (i386_pe_seh_emit_except_personality):
New function.
(i386_pe_seh_init_sections): Likewise.
* config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
(TARGET_ASM_INIT_SECTIONS): Define.
* common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
(i386_except_unwind_info): New function.
Co-Authored-By: Richard Henderson <rth@redhat.com>
From-SVN: r189644
Diffstat (limited to 'gcc/common')
| -rw-r--r-- | gcc/common/config/i386/i386-common.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/common/config/i386/i386-common.c b/gcc/common/config/i386/i386-common.c index 70b7eb7..1fe04a6 100644 --- a/gcc/common/config/i386/i386-common.c +++ b/gcc/common/config/i386/i386-common.c @@ -667,6 +667,30 @@ ix86_supports_split_stack (bool report ATTRIBUTE_UNUSED, return ret; } +/* Implement TARGET_EXCEPT_UNWIND_INFO. */ + +static enum unwind_info_type +i386_except_unwind_info (struct gcc_options *opts) +{ + /* Honor the --enable-sjlj-exceptions configure switch. */ +#ifdef CONFIG_SJLJ_EXCEPTIONS + if (CONFIG_SJLJ_EXCEPTIONS) + return UI_SJLJ; +#endif + + /* On windows 64, prefer SEH exceptions over anything else. */ + if (TARGET_64BIT && DEFAULT_ABI == MS_ABI && opts->x_flag_unwind_tables) + return UI_SEH; + + if (DWARF2_UNWIND_INFO) + return UI_DWARF2; + + return UI_SJLJ; +} + +#undef TARGET_EXCEPT_UNWIND_INFO +#define TARGET_EXCEPT_UNWIND_INFO i386_except_unwind_info + #undef TARGET_DEFAULT_TARGET_FLAGS #define TARGET_DEFAULT_TARGET_FLAGS \ (TARGET_DEFAULT \ |