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authorHolger Freyther <zecke@selfish.org>2006-04-30 10:05:48 +0000
committerOpenEmbedded Project <openembedded-devel@lists.openembedded.org>2006-04-30 10:05:48 +0000
commitc50a572061fc33274f16c45e9541705136b5fef2 (patch)
treeb6285745391fe0ac62f6dc5f14e96b595a3041a9 /packages/gcc/gcc-4.0.2/800-arm-bigendian.patch
parentb895e2755f42577924d1f36a4338ba73c3c29f19 (diff)
packages/gcc/gcc 4.0.2:
Apply uclibc patches from the uclibc buildroot. All these patches are guarded with #ifdefs and should not effect other configurations.
Diffstat (limited to 'packages/gcc/gcc-4.0.2/800-arm-bigendian.patch')
-rw-r--r--packages/gcc/gcc-4.0.2/800-arm-bigendian.patch70
1 files changed, 70 insertions, 0 deletions
diff --git a/packages/gcc/gcc-4.0.2/800-arm-bigendian.patch b/packages/gcc/gcc-4.0.2/800-arm-bigendian.patch
new file mode 100644
index 0000000000..e5fc413485
--- /dev/null
+++ b/packages/gcc/gcc-4.0.2/800-arm-bigendian.patch
@@ -0,0 +1,70 @@
+From:
+http://buildroot.uclibc.org/cgi-bin/viewcvs.cgi/trunk/buildroot/toolchain/gcc/4.0.2/800-arm-bigendian.patch?rev=14828&view=markup
+
+By Lennert Buytenhek <buytenh@wantstofly.org>
+Adds support for arm*b-linux* big-endian ARM targets
+
+See http://gcc.gnu.org/PR16350
+
+--- gcc-4.0.3/gcc/config/arm/linux-elf.h
++++ gcc-4.0.3/gcc/config/arm/linux-elf.h
+@@ -31,19 +31,33 @@
+ /* Do not assume anything about header files. */
+ #define NO_IMPLICIT_EXTERN_C
+
++/*
++ * 'config.gcc' defines TARGET_BIG_ENDIAN_DEFAULT as 1 for arm*b-*
++ * (big endian) configurations.
++ */
++#if TARGET_BIG_ENDIAN_DEFAULT
++#define TARGET_ENDIAN_DEFAULT ARM_FLAG_BIG_END
++#define TARGET_ENDIAN_OPTION "mbig-endian"
++#define TARGET_LINKER_EMULATION "armelfb_linux"
++#else
++#define TARGET_ENDIAN_DEFAULT 0
++#define TARGET_ENDIAN_OPTION "mlittle-endian"
++#define TARGET_LINKER_EMULATION "armelf_linux"
++#endif
++
+ #undef TARGET_DEFAULT_FLOAT_ABI
+ #define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_HARD
+
+ #undef TARGET_DEFAULT
+-#define TARGET_DEFAULT (0)
++#define TARGET_DEFAULT (TARGET_ENDIAN_DEFAULT)
+
+ #define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm6
+
+-#define SUBTARGET_EXTRA_LINK_SPEC " -m armelf_linux -p"
++#define SUBTARGET_EXTRA_LINK_SPEC " -m " TARGET_LINKER_EMULATION " -p"
+
+ #undef MULTILIB_DEFAULTS
+ #define MULTILIB_DEFAULTS \
+- { "marm", "mlittle-endian", "mhard-float", "mno-thumb-interwork" }
++ { "marm", TARGET_ENDIAN_OPTION, "mhard-float", "mno-thumb-interwork" }
+
+ /* The GNU C++ standard library requires that these macros be defined. */
+ #undef CPLUSPLUS_CPP_SPEC
+@@ -90,7 +104,7 @@
+ %{rdynamic:-export-dynamic} \
+ %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2} \
+ -X \
+- %{mbig-endian:-EB}" \
++ %{mbig-endian:-EB} %{mlittle-endian:-EL}" \
+ SUBTARGET_EXTRA_LINK_SPEC
+
+ #define TARGET_OS_CPP_BUILTINS() \
+--- gcc-4.0.3/gcc/config.gcc
++++ gcc-4.0.3/gcc/config.gcc
+@@ -672,6 +672,11 @@
+ ;;
+ arm*-*-linux*) # ARM GNU/Linux with ELF
+ 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"
++ case $target in
++ arm*b-*)
++ tm_defines="TARGET_BIG_ENDIAN_DEFAULT=1 $tm_defines"
++ ;;
++ esac
+ tmake_file="${tmake_file} arm/t-arm arm/t-linux"
+ extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
+ gnu_ld=yes