1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/patches/gcc/3.4.0/gcc-3.4.0-arm-bigendian.patch Sun May 20 09:27:05 2007 +0000
1.3 @@ -0,0 +1,70 @@
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 +diff -urN gcc-3.4.0.orig/gcc/config/arm/linux-elf.h gcc-3.4.0/gcc/config/arm/linux-elf.h
1.10 +--- gcc-3.4.0.orig/gcc/config/arm/linux-elf.h 2004-01-31 07:18:11.000000000 +0100
1.11 ++++ gcc-3.4.0/gcc/config/arm/linux-elf.h 2004-07-02 14:46:29.225443757 +0200
1.12 +@@ -30,17 +30,34 @@
1.13 + /* Do not assume anything about header files. */
1.14 + #define NO_IMPLICIT_EXTERN_C
1.15 +
1.16 ++/*
1.17 ++ * 'config.gcc' defines TARGET_BIG_ENDIAN_DEFAULT as 1 for arm*b-*
1.18 ++ * (big endian) configurations.
1.19 ++ */
1.20 ++#if TARGET_BIG_ENDIAN_DEFAULT
1.21 ++#define TARGET_ENDIAN_DEFAULT ARM_FLAG_BIG_END
1.22 ++#define TARGET_ENDIAN_OPTION "mbig-endian"
1.23 ++#define TARGET_LINKER_EMULATION "armelfb_linux"
1.24 ++#else
1.25 ++#define TARGET_ENDIAN_DEFAULT 0
1.26 ++#define TARGET_ENDIAN_OPTION "mlittle-endian"
1.27 ++#define TARGET_LINKER_EMULATION "armelf_linux"
1.28 ++#endif
1.29 ++
1.30 + /* Default is to use APCS-32 mode. */
1.31 + #undef TARGET_DEFAULT
1.32 +-#define TARGET_DEFAULT (ARM_FLAG_APCS_32 | ARM_FLAG_MMU_TRAPS)
1.33 ++#define TARGET_DEFAULT \
1.34 ++ ( ARM_FLAG_APCS_32 | \
1.35 ++ ARM_FLAG_MMU_TRAPS | \
1.36 ++ TARGET_ENDIAN_DEFAULT )
1.37 +
1.38 + #define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm6
1.39 +
1.40 +-#define SUBTARGET_EXTRA_LINK_SPEC " -m armelf_linux -p"
1.41 ++#define SUBTARGET_EXTRA_LINK_SPEC " -m " TARGET_LINKER_EMULATION " -p"
1.42 +
1.43 + #undef MULTILIB_DEFAULTS
1.44 + #define MULTILIB_DEFAULTS \
1.45 +- { "marm", "mlittle-endian", "mhard-float", "mapcs-32", "mno-thumb-interwork" }
1.46 ++ { "marm", TARGET_ENDIAN_OPTION, "mhard-float", "mapcs-32", "mno-thumb-interwork" }
1.47 +
1.48 + #define CPP_APCS_PC_DEFAULT_SPEC "-D__APCS_32__"
1.49 +
1.50 +@@ -89,7 +106,7 @@
1.51 + %{rdynamic:-export-dynamic} \
1.52 + %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2} \
1.53 + -X \
1.54 +- %{mbig-endian:-EB}" \
1.55 ++ %{mbig-endian:-EB} %{mlittle-endian:-EL}" \
1.56 + SUBTARGET_EXTRA_LINK_SPEC
1.57 +
1.58 + #define TARGET_OS_CPP_BUILTINS() LINUX_TARGET_OS_CPP_BUILTINS()
1.59 +diff -urN gcc-3.4.0.orig/gcc/config.gcc gcc-3.4.0/gcc/config.gcc
1.60 +--- gcc-3.4.0.orig/gcc/config.gcc 2004-04-17 04:28:24.000000000 +0200
1.61 ++++ gcc-3.4.0/gcc/config.gcc 2004-07-02 14:44:40.045822542 +0200
1.62 +@@ -666,6 +666,11 @@
1.63 + ;;
1.64 + arm*-*-linux*) # ARM GNU/Linux with ELF
1.65 + 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"
1.66 ++ case $target in
1.67 ++ arm*b-*)
1.68 ++ tm_defines="TARGET_BIG_ENDIAN_DEFAULT=1 $tm_defines"
1.69 ++ ;;
1.70 ++ esac
1.71 + tmake_file="t-slibgcc-elf-ver t-linux arm/t-linux"
1.72 + extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1.73 + gnu_ld=yes