/* Definitions of target machine for GNU compiler. For ARM with COFF object format. Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2002, 2003, 2004, 2005, 2007, 2009, 2011 Free Software Foundation, Inc. Contributed by Doug Evans (devans@cygnus.com). This file is part of GCC. GCC 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 3, or (at your option) any later version. GCC 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 GCC; see the file COPYING3. If not see . */ /* 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_DEFAULT_FLOAT_ABI #define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_SOFT #undef TARGET_DEFAULT #define TARGET_DEFAULT (MASK_APCS_FRAME) #ifndef MULTILIB_DEFAULTS #define MULTILIB_DEFAULTS \ { "marm", "mlittle-endian", "mfloat-abi=soft", "mno-thumb-interwork" } #endif /* This is COFF, but prefer stabs. */ #define SDB_DEBUGGING_INFO 1 #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG #define TARGET_ASM_FILE_START_APP_OFF true /* 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 and Thumb-2 jump tables in the text section, because it makes the code more efficient, but for Thumb-1 it's better to put them out of band unless we are generating compressed tables. */ #define JUMP_TABLES_IN_TEXT_SECTION \ (TARGET_32BIT || (TARGET_THUMB && (optimize_size || flag_pic))) #undef READONLY_DATA_SECTION_ASM_OP #define READONLY_DATA_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\"" /* 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