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Diffstat (limited to 'gcc/config/arm/linux-eabi.h')
| -rw-r--r-- | gcc/config/arm/linux-eabi.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/gcc/config/arm/linux-eabi.h b/gcc/config/arm/linux-eabi.h new file mode 100644 index 000000000..833005284 --- /dev/null +++ b/gcc/config/arm/linux-eabi.h @@ -0,0 +1,103 @@ +/* Configuration file for ARM GNU/Linux EABI targets. + Copyright (C) 2004, 2005, 2006, 2007, 2009, 2010, 2011 + 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 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/>. */ + +/* 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(); \ + LINUX_TARGET_OS_CPP_BUILTINS(); \ + ANDROID_TARGET_OS_CPP_BUILTINS(); \ + } \ + while (false) + +/* We default to a soft-float ABI so that binaries can run on all + target hardware. */ +#undef TARGET_DEFAULT_FLOAT_ABI +#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_SOFT + +/* 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 + +/* Default to armv5t so that thumb shared libraries work. + The ARM10TDMI core is the default for armv5t, so set + SUBTARGET_CPU_DEFAULT to achieve this. */ +#undef SUBTARGET_CPU_DEFAULT +#define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm10tdmi + +/* TARGET_BIG_ENDIAN_DEFAULT is set in + config.gcc for big endian configurations. */ +#undef TARGET_LINKER_EMULATION +#if TARGET_BIG_ENDIAN_DEFAULT +#define TARGET_LINKER_EMULATION "armelfb_linux_eabi" +#else +#define TARGET_LINKER_EMULATION "armelf_linux_eabi" +#endif + +#undef SUBTARGET_EXTRA_LINK_SPEC +#define SUBTARGET_EXTRA_LINK_SPEC " -m " TARGET_LINKER_EMULATION + +/* Use ld-linux.so.3 so that it will be possible to run "classic" + GNU/Linux binaries on an EABI system. */ +#undef GLIBC_DYNAMIC_LINKER +#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.3" + +/* At this point, bpabi.h will have clobbered LINK_SPEC. We want to + use the GNU/Linux version, not the generic BPABI version. */ +#undef LINK_SPEC +#define LINK_SPEC BE8_LINK_SPEC \ + LINUX_OR_ANDROID_LD (LINUX_TARGET_LINK_SPEC, \ + LINUX_TARGET_LINK_SPEC " " ANDROID_LINK_SPEC) + +#undef CC1_SPEC +#define CC1_SPEC \ + LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC, \ + GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC) + +#define CC1PLUS_SPEC \ + LINUX_OR_ANDROID_CC ("", ANDROID_CC1PLUS_SPEC) + +#undef LIB_SPEC +#define LIB_SPEC \ + LINUX_OR_ANDROID_LD (GNU_USER_TARGET_LIB_SPEC, \ + GNU_USER_TARGET_LIB_SPEC " " ANDROID_LIB_SPEC) + +#undef STARTFILE_SPEC +#define STARTFILE_SPEC \ + LINUX_OR_ANDROID_LD (GNU_USER_TARGET_STARTFILE_SPEC, ANDROID_STARTFILE_SPEC) + +#undef ENDFILE_SPEC +#define ENDFILE_SPEC \ + LINUX_OR_ANDROID_LD (GNU_USER_TARGET_ENDFILE_SPEC, ANDROID_ENDFILE_SPEC) + +/* Use the default LIBGCC_SPEC, not the version in linux-elf.h, as we + do not use -lfloat. */ +#undef LIBGCC_SPEC + +/* Clear the instruction cache from `beg' to `end'. This is + implemented in lib1funcs.asm, so ensure an error if this definition + is used. */ +#undef CLEAR_INSN_CACHE +#define CLEAR_INSN_CACHE(BEG, END) not_used |