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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [config/] [arm/] [uclinux-eabi.h] - Rev 438
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/* Definitions for ARM EABI ucLinux Copyright (C) 2006, 2007, 2008 Free Software Foundation, Inc. Contributed by Paul Brook <paul@codesourcery.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 <http://www.gnu.org/licenses/>. */ /* Override settings that are different to the uclinux-elf or bpabi defaults. */ #undef TARGET_DEFAULT #define TARGET_DEFAULT (MASK_SINGLE_PIC_BASE | MASK_INTERWORK) /* On EABI GNU/Linux, we want both the BPABI builtins and the GNU/Linux builtins. */ #undef TARGET_OS_CPP_BUILTINS #define TARGET_OS_CPP_BUILTINS() \ do \ { \ TARGET_BPABI_CPP_BUILTINS(); \ builtin_define ("__uClinux__"); \ builtin_define ("__gnu_linux__"); \ builtin_define_std ("linux"); \ builtin_define_std ("unix"); \ builtin_assert ("system=linux"); \ builtin_assert ("system=unix"); \ builtin_assert ("system=posix"); \ } \ while (false) #undef SUBTARGET_EXTRA_LINK_SPEC #define SUBTARGET_EXTRA_LINK_SPEC " -m armelf_linux_eabi -elf2flt" \ " --pic-veneer --target2=abs" /* We default to the "aapcs-linux" ABI so that enums are int-sized by default. */ #undef ARM_DEFAULT_ABI #define ARM_DEFAULT_ABI ARM_ABI_AAPCS_LINUX /* Clear the instruction cache from `beg' to `end'. This makes an inline system call to SYS_cacheflush. */ #undef CLEAR_INSN_CACHE #define CLEAR_INSN_CACHE(BEG, END) \ { \ register unsigned long _beg __asm ("a1") = (unsigned long) (BEG); \ register unsigned long _end __asm ("a2") = (unsigned long) (END); \ register unsigned long _flg __asm ("a3") = 0; \ register unsigned long _scno __asm ("r7") = 0xf0002; \ __asm __volatile ("swi 0x0 @ sys_cacheflush" \ : "=r" (_beg) \ : "0" (_beg), "r" (_end), "r" (_flg), "r" (_scno)); \ }
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