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jeremybenn |
/* Definitions of target machine for GNU compiler.
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For ARM with COFF object format.
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Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2002, 2003, 2004, 2005,
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2007, 2009, 2011 Free Software Foundation, Inc.
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Contributed by Doug Evans (devans@cygnus.com).
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published
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by the Free Software Foundation; either version 3, or (at your
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option) any later version.
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GCC is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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/* Note - it is important that this definition matches the one in tcoff.h. */
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#undef USER_LABEL_PREFIX
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#define USER_LABEL_PREFIX "_"
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/* Run-time Target Specification. */
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#undef TARGET_DEFAULT_FLOAT_ABI
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#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_SOFT
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#undef TARGET_DEFAULT
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#define TARGET_DEFAULT (MASK_APCS_FRAME)
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#ifndef MULTILIB_DEFAULTS
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#define MULTILIB_DEFAULTS \
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{ "marm", "mlittle-endian", "mfloat-abi=soft", "mno-thumb-interwork" }
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#endif
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/* This is COFF, but prefer stabs. */
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#define SDB_DEBUGGING_INFO 1
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#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
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#define TARGET_ASM_FILE_START_APP_OFF true
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/* Switch into a generic section. */
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#define TARGET_ASM_NAMED_SECTION default_coff_asm_named_section
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/* Support the ctors/dtors and other sections. */
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#undef INIT_SECTION_ASM_OP
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/* Define this macro if jump tables (for `tablejump' insns) should be
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output in the text section, along with the assembler instructions.
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Otherwise, the readonly data section is used. */
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/* We put ARM and Thumb-2 jump tables in the text section, because it makes
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the code more efficient, but for Thumb-1 it's better to put them out of
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band unless we are generating compressed tables. */
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#define JUMP_TABLES_IN_TEXT_SECTION \
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(TARGET_32BIT || (TARGET_THUMB && (optimize_size || flag_pic)))
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#undef READONLY_DATA_SECTION_ASM_OP
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#define READONLY_DATA_SECTION_ASM_OP "\t.section .rdata"
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#undef CTORS_SECTION_ASM_OP
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#define CTORS_SECTION_ASM_OP "\t.section .ctors,\"x\""
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#undef DTORS_SECTION_ASM_OP
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#define DTORS_SECTION_ASM_OP "\t.section .dtors,\"x\""
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/* Support the ctors/dtors sections for g++. */
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/* __CTOR_LIST__ and __DTOR_LIST__ must be defined by the linker script. */
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#define CTOR_LISTS_DEFINED_EXTERNALLY
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#undef DO_GLOBAL_CTORS_BODY
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#undef DO_GLOBAL_DTORS_BODY
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/* The ARM development system defines __main. */
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#define NAME__MAIN "__gccmain"
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#define SYMBOL__MAIN __gccmain
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#define SUPPORTS_INIT_PRIORITY 0
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