diff options
| author | echristo <echristo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2001-08-28 23:03:52 +0000 |
|---|---|---|
| committer | echristo <echristo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2001-08-28 23:03:52 +0000 |
| commit | b7fdac4b9da9acfae4daa1ceff19d65e68443fe0 (patch) | |
| tree | 490b4a7728416582f147cb5193c5b68562a77802 /gcc/config/mips/elf.h | |
| parent | b0382a8ecda8fa7089670a8d1cf0cf02cc5d2055 (diff) | |
| download | gcc-b7fdac4b9da9acfae4daa1ceff19d65e68443fe0.tar.gz | |
2001-08-28 Eric Christopher <echristo@redhat.com>
Richard Henderson <rth@redhat.com>
* c-pragma.h (add_weak): Move prototype from here...
* output.h (add_weak): ... to here.
* varasm.c (add_weak): Fix typo.
* config/mips/crti.asm: New file.
* config/mips/crtn.asm: Ditto.
* config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
(CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
(INVOKE__main): Ditto.
(INIT_SECTION_ASM_OP): New.
(FINI_SECTION_ASM_OP): Ditto.
(STARTFILE_SPEC): Add crti.
(ENDFILE_SPEC): Add crtn.
* config/mips/elf64.h: Same.
* config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
Remove.
* config/mips/vxworks.h: Ditto.
* config/mips/t-elf: Support crti and crtn.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45243 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/mips/elf.h')
| -rw-r--r-- | gcc/config/mips/elf.h | 24 |
1 files changed, 15 insertions, 9 deletions
diff --git a/gcc/config/mips/elf.h b/gcc/config/mips/elf.h index 4b2e605d8ed..c7e68f1687f 100644 --- a/gcc/config/mips/elf.h +++ b/gcc/config/mips/elf.h @@ -99,10 +99,12 @@ do { \ uninitialized global data will be output in the data section if `-fno-common' is passed, otherwise `ASM_OUTPUT_COMMON' will be used. */ + #ifndef BSS_SECTION_ASM_OP #define BSS_SECTION_ASM_OP "\t.section\t.bss" #endif +#undef SBSS_SECTION_ASM_OP #define SBSS_SECTION_ASM_OP "\t.section .sbss" /* Like `ASM_OUTPUT_BSS' except takes the required alignment as a @@ -213,17 +215,10 @@ do { \ #define UNIQUE_SECTION(DECL,RELOC) \ mips_unique_section ((DECL), (RELOC)) -/* There's no point providing a default definition of __CTOR_LIST__ - since people are expected either to use crtbegin.o, or an equivalent, - or provide their own definition. */ -#define CTOR_LISTS_DEFINED_EXTERNALLY - /* A list of other sections which the compiler might be "in" at any given time. */ #undef EXTRA_SECTIONS #define EXTRA_SECTIONS in_sdata, in_sbss, in_rdata - -#define INVOKE__main #undef EXTRA_SECTION_FUNCTIONS #define EXTRA_SECTION_FUNCTIONS \ @@ -241,12 +236,23 @@ void FN () \ } \ } +/* On elf, we *do* have support for the .init and .fini sections, and we + can put stuff in there to be executed before and after `main'. We let + crtstuff.c and other files know this by defining the following symbols. + The definitions say how to change sections to the .init and .fini + sections. This is the same for all known elf assemblers. */ + +#undef INIT_SECTION_ASM_OP +#define INIT_SECTION_ASM_OP "\t.section\t.init" +#undef FINI_SECTION_ASM_OP +#define FINI_SECTION_ASM_OP "\t.section\t.fini" + /* Don't set the target flags, this is done by the linker script */ #undef LIB_SPEC #define LIB_SPEC "" #undef STARTFILE_SPEC -#define STARTFILE_SPEC "crtbegin%O%s %{!mno-crt0:crt0%O%s}" +#define STARTFILE_SPEC "crti%O%s crtbegin%O%s %{!mno-crt0:crt0%O%s}" #undef ENDFILE_SPEC -#define ENDFILE_SPEC "crtend%O%s" +#define ENDFILE_SPEC "crtend%O%s crtn%O%s" |