1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/patches/gcc/3.4.5/gcc-3.4.0-arm-bigendian.patch Tue May 22 20:41:50 2007 +0000
1.3 @@ -0,0 +1,82 @@
1.4 +By Lennert Buytenhek <buytenh@wantstofly.org>
1.5 +Adds support for arm*b-linux* big-endian ARM targets
1.6 +
1.7 +Fixes build error
1.8 +
1.9 +/opt/crosstool/armeb-unknown-linux-gnu/gcc-3.4.2-glibc-2.3.3/armeb-unknown-linux-gnu/bin/ld: unrecognised emulation mode: armelf_linux
1.10 +Supported emulations: armelfb_linux armelfb
1.11 +collect2: ld returned 1 exit status
1.12 +make[2]: *** [/home/dank/wk/crosstool-0.28-rc36/build/armeb-unknown-linux-gnu/gcc-3.4.2-glibc-2.3.3/build-glibc/csu/crt1.o] Error 1
1.13 +make[2]: Leaving directory `/home/dank/wk/crosstool-0.28-rc36/build/armeb-unknown-linux-gnu/gcc-3.4.2-glibc-2.3.3/glibc-2.3.3/csu'
1.14 +make[1]: *** [csu/subdir_lib] Error 2
1.15 +make[1]: Leaving directory `/home/dank/wk/crosstool-0.28-rc36/build/armeb-unknown-linux-gnu/gcc-3.4.2-glibc-2.3.3/glibc-2.3.3'
1.16 +make: *** [all] Error 2
1.17 +
1.18 +
1.19 +See http://gcc.gnu.org/PR16350
1.20 +
1.21 +diff -urN gcc-3.4.0.orig/gcc/config/arm/linux-elf.h gcc-3.4.0/gcc/config/arm/linux-elf.h
1.22 +--- gcc-3.4.0.orig/gcc/config/arm/linux-elf.h 2004-01-31 07:18:11.000000000 +0100
1.23 ++++ gcc-3.4.0/gcc/config/arm/linux-elf.h 2004-07-02 14:46:29.225443757 +0200
1.24 +@@ -30,17 +30,34 @@
1.25 + /* Do not assume anything about header files. */
1.26 + #define NO_IMPLICIT_EXTERN_C
1.27 +
1.28 ++/*
1.29 ++ * 'config.gcc' defines TARGET_BIG_ENDIAN_DEFAULT as 1 for arm*b-*
1.30 ++ * (big endian) configurations.
1.31 ++ */
1.32 ++#if TARGET_BIG_ENDIAN_DEFAULT
1.33 ++#define TARGET_ENDIAN_DEFAULT ARM_FLAG_BIG_END
1.34 ++#define TARGET_ENDIAN_OPTION "mbig-endian"
1.35 ++#define TARGET_LINKER_EMULATION "armelfb_linux"
1.36 ++#else
1.37 ++#define TARGET_ENDIAN_DEFAULT 0
1.38 ++#define TARGET_ENDIAN_OPTION "mlittle-endian"
1.39 ++#define TARGET_LINKER_EMULATION "armelf_linux"
1.40 ++#endif
1.41 ++
1.42 + /* Default is to use APCS-32 mode. */
1.43 + #undef TARGET_DEFAULT
1.44 +-#define TARGET_DEFAULT (ARM_FLAG_APCS_32 | ARM_FLAG_MMU_TRAPS)
1.45 ++#define TARGET_DEFAULT \
1.46 ++ ( ARM_FLAG_APCS_32 | \
1.47 ++ ARM_FLAG_MMU_TRAPS | \
1.48 ++ TARGET_ENDIAN_DEFAULT )
1.49 +
1.50 + #define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm6
1.51 +
1.52 +-#define SUBTARGET_EXTRA_LINK_SPEC " -m armelf_linux -p"
1.53 ++#define SUBTARGET_EXTRA_LINK_SPEC " -m " TARGET_LINKER_EMULATION " -p"
1.54 +
1.55 + #undef MULTILIB_DEFAULTS
1.56 + #define MULTILIB_DEFAULTS \
1.57 +- { "marm", "mlittle-endian", "mhard-float", "mapcs-32", "mno-thumb-interwork" }
1.58 ++ { "marm", TARGET_ENDIAN_OPTION, "mhard-float", "mapcs-32", "mno-thumb-interwork" }
1.59 +
1.60 + #define CPP_APCS_PC_DEFAULT_SPEC "-D__APCS_32__"
1.61 +
1.62 +@@ -89,7 +106,7 @@
1.63 + %{rdynamic:-export-dynamic} \
1.64 + %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2} \
1.65 + -X \
1.66 +- %{mbig-endian:-EB}" \
1.67 ++ %{mbig-endian:-EB} %{mlittle-endian:-EL}" \
1.68 + SUBTARGET_EXTRA_LINK_SPEC
1.69 +
1.70 + #define TARGET_OS_CPP_BUILTINS() LINUX_TARGET_OS_CPP_BUILTINS()
1.71 +diff -urN gcc-3.4.0.orig/gcc/config.gcc gcc-3.4.0/gcc/config.gcc
1.72 +--- gcc-3.4.0.orig/gcc/config.gcc 2004-04-17 04:28:24.000000000 +0200
1.73 ++++ gcc-3.4.0/gcc/config.gcc 2004-07-02 14:44:40.045822542 +0200
1.74 +@@ -666,6 +666,11 @@
1.75 + ;;
1.76 + arm*-*-linux*) # ARM GNU/Linux with ELF
1.77 + 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"
1.78 ++ case $target in
1.79 ++ arm*b-*)
1.80 ++ tm_defines="TARGET_BIG_ENDIAN_DEFAULT=1 $tm_defines"
1.81 ++ ;;
1.82 ++ esac
1.83 + tmake_file="t-slibgcc-elf-ver t-linux arm/t-linux"
1.84 + extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1.85 + gnu_ld=yes