freebsd-nq/contrib/gcc/config/arm/coff.h

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/* Definitions of target machine for GNU compiler.
For ARM with COFF object format.
Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000
Free Software Foundation, Inc.
Contributed by Doug Evans (devans@cygnus.com).
This file is part of GNU CC.
GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* Note - it is important that this definition matches the one in tcoff.h */
#undef USER_LABEL_PREFIX
#define USER_LABEL_PREFIX "_"
/* Run-time Target Specification. */
#undef TARGET_VERSION
#define TARGET_VERSION fputs (" (ARM/coff)", stderr)
#undef TARGET_DEFAULT
#define TARGET_DEFAULT (ARM_FLAG_SOFT_FLOAT | ARM_FLAG_APCS_32 | ARM_FLAG_APCS_FRAME)
#ifndef MULTILIB_DEFAULTS
#define MULTILIB_DEFAULTS \
{ "marm", "mlittle-endian", "msoft-float", "mapcs-32", "mno-thumb-interwork" }
#endif
/* This is COFF, but prefer stabs. */
#define SDB_DEBUGGING_INFO
#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
#include "dbxcoff.h"
/* A C statement to output assembler commands which will identify the
object file as having been compiled with GNU CC (or another GNU
compiler). */
/* This outputs a lot of .req's to define alias for various registers.
Let's try to avoid this. */
#undef ASM_FILE_START
#define ASM_FILE_START(STREAM) \
do \
{ \
fprintf (STREAM, "%s Generated by gcc %s for ARM/coff\n", \
ASM_COMMENT_START, version_string); \
fprintf (STREAM, ASM_APP_OFF); \
} \
while (0)
/* Switch into a generic section. */
#define TARGET_ASM_NAMED_SECTION default_coff_asm_named_section
/* Support the ctors/dtors and other sections. */
#undef INIT_SECTION_ASM_OP
/* Define this macro if jump tables (for `tablejump' insns) should be
output in the text section, along with the assembler instructions.
Otherwise, the readonly data section is used. */
/* We put ARM jump tables in the text section, because it makes the code
more efficient, but for Thumb it's better to put them out of band. */
#define JUMP_TABLES_IN_TEXT_SECTION (TARGET_ARM)
#undef READONLY_DATA_SECTION
#define READONLY_DATA_SECTION rdata_section
#undef RDATA_SECTION_ASM_OP
#define RDATA_SECTION_ASM_OP "\t.section .rdata"
#undef CTORS_SECTION_ASM_OP
#define CTORS_SECTION_ASM_OP "\t.section .ctors,\"x\""
#undef DTORS_SECTION_ASM_OP
#define DTORS_SECTION_ASM_OP "\t.section .dtors,\"x\""
/* A list of other sections which the compiler might be "in" at any
given time. */
#undef EXTRA_SECTIONS
#define EXTRA_SECTIONS SUBTARGET_EXTRA_SECTIONS in_rdata
#define SUBTARGET_EXTRA_SECTIONS
/* A list of extra section function definitions. */
#undef EXTRA_SECTION_FUNCTIONS
#define EXTRA_SECTION_FUNCTIONS \
RDATA_SECTION_FUNCTION \
SUBTARGET_EXTRA_SECTION_FUNCTIONS
#define SUBTARGET_EXTRA_SECTION_FUNCTIONS
#define RDATA_SECTION_FUNCTION \
void \
rdata_section () \
{ \
if (in_section != in_rdata) \
{ \
fprintf (asm_out_file, "%s\n", RDATA_SECTION_ASM_OP); \
in_section = in_rdata; \
} \
}
/* Support the ctors/dtors sections for g++. */
/* __CTOR_LIST__ and __DTOR_LIST__ must be defined by the linker script. */
#define CTOR_LISTS_DEFINED_EXTERNALLY
#undef DO_GLOBAL_CTORS_BODY
#undef DO_GLOBAL_DTORS_BODY
/* The ARM development system defines __main. */
#define NAME__MAIN "__gccmain"
#define SYMBOL__MAIN __gccmain
#define SUPPORTS_INIT_PRIORITY 0