1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/patches/gcc/4.0.3/800-arm-bigendian.patch Thu May 24 17:49:24 2007 +0000
1.3 @@ -0,0 +1,67 @@
1.4 +By Lennert Buytenhek <buytenh@wantstofly.org>
1.5 +Adds support for arm*b-linux* big-endian ARM targets
1.6 +
1.7 +See http://gcc.gnu.org/PR16350
1.8 +
1.9 +--- gcc-4.0.3/gcc/config/arm/linux-elf.h
1.10 ++++ gcc-4.0.3/gcc/config/arm/linux-elf.h
1.11 +@@ -31,19 +31,33 @@
1.12 + /* Do not assume anything about header files. */
1.13 + #define NO_IMPLICIT_EXTERN_C
1.14 +
1.15 ++/*
1.16 ++ * 'config.gcc' defines TARGET_BIG_ENDIAN_DEFAULT as 1 for arm*b-*
1.17 ++ * (big endian) configurations.
1.18 ++ */
1.19 ++#if TARGET_BIG_ENDIAN_DEFAULT
1.20 ++#define TARGET_ENDIAN_DEFAULT ARM_FLAG_BIG_END
1.21 ++#define TARGET_ENDIAN_OPTION "mbig-endian"
1.22 ++#define TARGET_LINKER_EMULATION "armelfb_linux"
1.23 ++#else
1.24 ++#define TARGET_ENDIAN_DEFAULT 0
1.25 ++#define TARGET_ENDIAN_OPTION "mlittle-endian"
1.26 ++#define TARGET_LINKER_EMULATION "armelf_linux"
1.27 ++#endif
1.28 ++
1.29 + #undef TARGET_DEFAULT_FLOAT_ABI
1.30 + #define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_HARD
1.31 +
1.32 + #undef TARGET_DEFAULT
1.33 +-#define TARGET_DEFAULT (0)
1.34 ++#define TARGET_DEFAULT (TARGET_ENDIAN_DEFAULT)
1.35 +
1.36 + #define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm6
1.37 +
1.38 +-#define SUBTARGET_EXTRA_LINK_SPEC " -m armelf_linux -p"
1.39 ++#define SUBTARGET_EXTRA_LINK_SPEC " -m " TARGET_LINKER_EMULATION " -p"
1.40 +
1.41 + #undef MULTILIB_DEFAULTS
1.42 + #define MULTILIB_DEFAULTS \
1.43 +- { "marm", "mlittle-endian", "mhard-float", "mno-thumb-interwork" }
1.44 ++ { "marm", TARGET_ENDIAN_OPTION, "mhard-float", "mno-thumb-interwork" }
1.45 +
1.46 + /* The GNU C++ standard library requires that these macros be defined. */
1.47 + #undef CPLUSPLUS_CPP_SPEC
1.48 +@@ -90,7 +104,7 @@
1.49 + %{rdynamic:-export-dynamic} \
1.50 + %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2} \
1.51 + -X \
1.52 +- %{mbig-endian:-EB}" \
1.53 ++ %{mbig-endian:-EB} %{mlittle-endian:-EL}" \
1.54 + SUBTARGET_EXTRA_LINK_SPEC
1.55 +
1.56 + #define TARGET_OS_CPP_BUILTINS() \
1.57 +--- gcc-4.0.3/gcc/config.gcc
1.58 ++++ gcc-4.0.3/gcc/config.gcc
1.59 +@@ -672,6 +672,11 @@
1.60 + ;;
1.61 + arm*-*-linux*) # ARM GNU/Linux with ELF
1.62 + tm_file="dbxelf.h elfos.h linux.h arm/elf.h arm/linux-gas.h arm/linux-elf.h arm/aout.h arm/arm.h"
1.63 ++ case $target in
1.64 ++ arm*b-*)
1.65 ++ tm_defines="TARGET_BIG_ENDIAN_DEFAULT=1 $tm_defines"
1.66 ++ ;;
1.67 ++ esac
1.68 + tmake_file="${tmake_file} arm/t-arm arm/t-linux"
1.69 + extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1.70 + gnu_ld=yes