diff options
Diffstat (limited to 'gcc/config/mips/elf.h')
| -rw-r--r-- | gcc/config/mips/elf.h | 112 |
1 files changed, 15 insertions, 97 deletions
diff --git a/gcc/config/mips/elf.h b/gcc/config/mips/elf.h index ff70b59cc20..5bde5c5cd57 100644 --- a/gcc/config/mips/elf.h +++ b/gcc/config/mips/elf.h @@ -1,5 +1,4 @@ -/* Definitions of target machine for GNU compiler. MIPS R3000 version with - GOFAST floating point library. +/* Target macros for mips*-elf targets. Copyright (C) 1994, 1997, 1999, 2000, 2002, 2003, 2004 Free Software Foundation, Inc. @@ -20,52 +19,19 @@ along with GCC; see the file COPYING. If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -/* Biggest alignment supported by the object file format of this - machine. Use this macro to limit the alignment which can be - specified using the `__attribute__ ((aligned (N)))' construct. If - not defined, the default value is `BIGGEST_ALIGNMENT'. */ - -#undef MAX_OFILE_ALIGNMENT -#define MAX_OFILE_ALIGNMENT (32768*8) - -/* Switch into a generic section. */ -#undef TARGET_ASM_NAMED_SECTION -#define TARGET_ASM_NAMED_SECTION default_elf_asm_named_section - -/* The following macro defines the format used to output the second - operand of the .type assembler directive. Different svr4 assemblers - expect various different forms for this operand. The one given here - is just a default. You may need to override it in your machine- - specific tm.h file (depending upon the particulars of your assembler). */ - -#define TYPE_OPERAND_FMT "@%s" - -/* Define the strings used for the special svr4 .type and .size directives. - These strings generally do not vary from one system running svr4 to - another, but if a given system (e.g. m88k running svr) needs to use - different pseudo-op names for these, they may be overridden in the - file which includes this one. */ - -#undef TYPE_ASM_OP -#undef SIZE_ASM_OP -#define TYPE_ASM_OP "\t.type\t" -#define SIZE_ASM_OP "\t.size\t" - -/* If defined, a C expression whose value is a string containing the - assembler operation to identify the following data as - uninitialized global data. If not defined, and neither - `ASM_OUTPUT_BSS' nor `ASM_OUTPUT_ALIGNED_BSS' are defined, - 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 - -#ifndef ASM_OUTPUT_ALIGNED_BSS -#define ASM_OUTPUT_ALIGNED_BSS mips_output_aligned_bss -#endif +/* MIPS assemblers don't have the usual .set foo,bar construct; + .set is used for assembler options instead. */ +#undef SET_ASM_OP +#define ASM_OUTPUT_DEF(FILE, LABEL1, LABEL2) \ + do \ + { \ + fputc ('\t', FILE); \ + assemble_name (FILE, LABEL1); \ + fputs (" = ", FILE); \ + assemble_name (FILE, LABEL2); \ + fputc ('\n', FILE); \ + } \ + while (0) #undef ASM_DECLARE_OBJECT_NAME #define ASM_DECLARE_OBJECT_NAME mips_declare_object_name @@ -73,52 +39,7 @@ Boston, MA 02111-1307, USA. */ #undef ASM_FINISH_DECLARE_OBJECT #define ASM_FINISH_DECLARE_OBJECT mips_finish_declare_object -#define ASM_OUTPUT_DEF(FILE,LABEL1,LABEL2) \ - do { fputc ( '\t', FILE); \ - assemble_name (FILE, LABEL1); \ - fputs ( " = ", FILE); \ - assemble_name (FILE, LABEL2); \ - fputc ( '\n', FILE); \ - } while (0) - -/* Note about .weak vs. .weakext - The mips native assemblers support .weakext, but not .weak. - mips-elf gas supports .weak, but not .weakext. - mips-elf gas has been changed to support both .weak and .weakext, - but until that support is generally available, the 'if' below - should serve. */ - -#undef ASM_WEAKEN_LABEL -#define ASM_WEAKEN_LABEL(FILE,NAME) ASM_OUTPUT_WEAK_ALIAS(FILE,NAME,0) -#define ASM_OUTPUT_WEAK_ALIAS(FILE,NAME,VALUE) \ - do { \ - if (TARGET_GAS) \ - fputs ("\t.weak\t", FILE); \ - else \ - fputs ("\t.weakext\t", FILE); \ - assemble_name (FILE, NAME); \ - if (VALUE) \ - { \ - fputc (' ', FILE); \ - assemble_name (FILE, VALUE); \ - } \ - fputc ('\n', FILE); \ - } while (0) - -#define MAKE_DECL_ONE_ONLY(DECL) (DECL_WEAK (DECL) = 1) - -/* 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 */ +/* Leave the linker script to choose the appropriate libraries. */ #undef LIB_SPEC #define LIB_SPEC "" @@ -127,6 +48,3 @@ Boston, MA 02111-1307, USA. */ #undef ENDFILE_SPEC #define ENDFILE_SPEC "crtend%O%s crtn%O%s" - -/* We support #pragma. */ -#define HANDLE_SYSV_PRAGMA 1 |