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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [gcc/] [config/] [arm/] [bpabi.h] - Rev 12
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/* Configuration file for ARM BPABI targets. Copyright (C) 2004, 2005 Free Software Foundation, Inc. Contributed by CodeSourcery, LLC 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 2, 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 COPYING. If not, write to the Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ /* Use the AAPCS ABI by default. */ #define ARM_DEFAULT_ABI ARM_ABI_AAPCS /* Assume that AAPCS ABIs should adhere to the full BPABI. */ #define TARGET_BPABI (TARGET_AAPCS_BASED) /* BPABI targets use EABI frame unwinding tables. */ #define TARGET_UNWIND_INFO 1 /* Section 4.1 of the AAPCS requires the use of VFP format. */ #undef FPUTYPE_DEFAULT #define FPUTYPE_DEFAULT FPUTYPE_VFP /* EABI targets should enable interworking by default. */ #undef TARGET_DEFAULT #define TARGET_DEFAULT MASK_INTERWORK /* The ARM BPABI functions return a boolean; they use no special calling convention. */ #define FLOAT_LIB_COMPARE_RETURNS_BOOL(MODE, COMPARISON) TARGET_BPABI /* The BPABI integer comparison routines return { -1, 0, 1 }. */ #define TARGET_LIB_INT_CMP_BIASED !TARGET_BPABI /* Tell the assembler to build BPABI binaries. */ #undef SUBTARGET_EXTRA_ASM_SPEC #define SUBTARGET_EXTRA_ASM_SPEC "%{mabi=apcs-gnu|mabi=atpcs:-meabi=gnu;:-meabi=4}" /* The generic link spec in elf.h does not support shared libraries. */ #undef LINK_SPEC #define LINK_SPEC "%{mbig-endian:-EB} %{mlittle-endian:-EL} " \ "%{static:-Bstatic} %{shared:-shared} %{symbolic:-Bsymbolic} " \ "-X" #if defined (__thumb__) #define RENAME_LIBRARY_SET ".thumb_set" #else #define RENAME_LIBRARY_SET ".set" #endif /* Make __aeabi_AEABI_NAME an alias for __GCC_NAME. */ #define RENAME_LIBRARY(GCC_NAME, AEABI_NAME) \ __asm__ (".globl\t__aeabi_" #AEABI_NAME "\n" \ RENAME_LIBRARY_SET "\t__aeabi_" #AEABI_NAME \ ", __" #GCC_NAME "\n"); /* Give some libgcc functions an additional __aeabi name. */ #ifdef L_muldi3 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (muldi3, lmul) #endif #ifdef L_muldi3 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (muldi3, lmul) #endif #ifdef L_fixdfdi #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixdfdi, d2lz) #endif #ifdef L_fixunsdfdi #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixunsdfdi, d2ulz) #endif #ifdef L_fixsfdi #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixsfdi, f2lz) #endif #ifdef L_fixunssfdi #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixunssfdi, f2ulz) #endif #ifdef L_floatdidf #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (floatdidf, l2d) #endif #ifdef L_floatdisf #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (floatdisf, l2f) #endif /* The BPABI requires that we always use an out-of-line implementation of RTTI comparison, even if the target supports weak symbols, because the same object file might be used on a target that does not support merging symbols across DLL boundaries. This macro is broken out separately so that it can be used within TARGET_OS_CPP_BUILTINS in configuration files for systems based on the BPABI. */ #define TARGET_BPABI_CPP_BUILTINS() \ do \ { \ builtin_define ("__GXX_MERGED_TYPEINFO_NAMES=0"); \ } \ while (false) #undef TARGET_OS_CPP_BUILTINS #define TARGET_OS_CPP_BUILTINS() \ TARGET_BPABI_CPP_BUILTINS() /* The BPABI specifies the use of .{init,fini}_array. Therefore, we do not want GCC to put anything into the .{init,fini} sections. */ #undef INIT_SECTION_ASM_OP #undef FINI_SECTION_ASM_OP #define INIT_ARRAY_SECTION_ASM_OP ARM_EABI_CTORS_SECTION_OP #define FINI_ARRAY_SECTION_ASM_OP ARM_EABI_DTORS_SECTION_OP