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| author | Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> | 2011-05-19 14:29:05 +0000 |
|---|---|---|
| committer | Rainer Orth <ro@gcc.gnu.org> | 2011-05-19 14:29:05 +0000 |
| commit | 2ca48caa2c83ba7ba516a227788b2e86f8ca74ec (patch) | |
| tree | 126d3363c833de58bd88e73fd92d6cd7e70bb915 /gcc/config/sparc/sol2.h | |
| parent | ea93a47bc825a409079665551203aa194e71fc18 (diff) | |
| download | gcc-2ca48caa2c83ba7ba516a227788b2e86f8ca74ec.zip gcc-2ca48caa2c83ba7ba516a227788b2e86f8ca74ec.tar.gz gcc-2ca48caa2c83ba7ba516a227788b2e86f8ca74ec.tar.bz2 | |
re PR target/40483 (gcc 4.x needs to utilize better COMDAT mechanism under Solaris)
PR target/40483
* configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
COMDAT group syntax, both SPARC and x86 variants.
(HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
* configure: Regenerate.
* config/sol2.h (TARGET_SOLARIS): Define.
(PUSHSECTION_FORMAT): Remove.
(SECTION_NAME_FORMAT): Define.
* config/sol2.c: Include hashtab.h.
(solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
expansion, using SECTION_NAME_FORMAT.
(solaris_comdat_htab): New variable.
(struct comdat_entry): Define.
(comdat_hash): New function.
(comdat_eq): New function.
(solaris_elf_asm_comdat_section): New function.
(solaris_define_comdat_signature): New function.
(solaris_code_end): New function.
* config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
(solaris_code_end): Declare.
* config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
* config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
solaris_code_end.
(i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
Remove ATTRIBUTE_UNUSED.
[!USE_GAS]: Call solaris_elf_asm_comdat_section for
SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
* config/sparc/sparc.c (sparc_solaris_elf_asm_named_section):
Likewise.
* config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
* config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
* config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
(PUSHSECTION_FORMAT): Remove.
(SECTION_NAME_FORMAT): Redefine.
From-SVN: r173913
Diffstat (limited to 'gcc/config/sparc/sol2.h')
| -rw-r--r-- | gcc/config/sparc/sol2.h | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/gcc/config/sparc/sol2.h b/gcc/config/sparc/sol2.h index 73355ca..a53b82a 100644 --- a/gcc/config/sparc/sol2.h +++ b/gcc/config/sparc/sol2.h @@ -188,9 +188,16 @@ along with GCC; see the file COPYING3. If not see #undef TARGET_ASM_NAMED_SECTION #define TARGET_ASM_NAMED_SECTION sparc_solaris_elf_asm_named_section -/* And SPARC non-standard pushsection syntax. */ -#undef PUSHSECTION_FORMAT -#define PUSHSECTION_FORMAT "\t.pushsection\t\"%s\"\n" +/* Emit COMDAT group signature symbols for Sun as. */ +#undef TARGET_ASM_CODE_END +#define TARGET_ASM_CODE_END solaris_code_end + +/* Solaris/SPARC as requires doublequoted section names. While gas + supports that, too, we prefer the standard variant. */ +#ifndef USE_GAS +#undef SECTION_NAME_FORMAT +#define SECTION_NAME_FORMAT "\"%s\"" +#endif /* Static stack checking is supported by means of probes. */ #define STACK_CHECK_STATIC_BUILTIN 1 |