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authorImre Kaloz <kaloz@openwrt.org>2008-02-17 15:37:58 +0000
committerImre Kaloz <kaloz@openwrt.org>2008-02-17 15:37:58 +0000
commit6443bc981aed8e89869e1420d4d3b9ed7ac87f39 (patch)
tree6fa75bb0dd915bb8d5fbd4472d0b4f760b95d960 /toolchain/gcc/patches/4.1.2/800-arm-bigendian.patch
parent941d4aa4299d76b4fe9fa8de834534af0155976e (diff)
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fixup ARM EABI on GCC 4.1.2
SVN-Revision: 10480
Diffstat (limited to 'toolchain/gcc/patches/4.1.2/800-arm-bigendian.patch')
-rw-r--r--toolchain/gcc/patches/4.1.2/800-arm-bigendian.patch70
1 files changed, 65 insertions, 5 deletions
diff --git a/toolchain/gcc/patches/4.1.2/800-arm-bigendian.patch b/toolchain/gcc/patches/4.1.2/800-arm-bigendian.patch
index 1fa5ae1cd2..0a9417419e 100644
--- a/toolchain/gcc/patches/4.1.2/800-arm-bigendian.patch
+++ b/toolchain/gcc/patches/4.1.2/800-arm-bigendian.patch
@@ -3,8 +3,10 @@ Adds support for arm*b-linux* big-endian ARM targets
See http://gcc.gnu.org/PR16350
---- gcc-4.1.0/gcc/config/arm/linux-elf.h
-+++ gcc-4.1.0/gcc/config/arm/linux-elf.h
+Index: gcc-4.1.1/gcc/config/arm/linux-elf.h
+===================================================================
+--- gcc-4.1.1.orig/gcc/config/arm/linux-elf.h
++++ gcc-4.1.1/gcc/config/arm/linux-elf.h
@@ -28,19 +28,33 @@
#undef TARGET_VERSION
#define TARGET_VERSION fputs (" (ARM GNU/Linux with ELF)", stderr);
@@ -51,9 +53,11 @@ See http://gcc.gnu.org/PR16350
SUBTARGET_EXTRA_LINK_SPEC
#undef LINK_SPEC
---- gcc-4.1.0/gcc/config.gcc
-+++ gcc-4.1.0/gcc/config.gcc
-@@ -672,6 +672,11 @@
+Index: gcc-4.1.1/gcc/config.gcc
+===================================================================
+--- gcc-4.1.1.orig/gcc/config.gcc
++++ gcc-4.1.1/gcc/config.gcc
+@@ -672,6 +672,11 @@ arm*-*-netbsd*)
;;
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"
@@ -65,3 +69,59 @@ See http://gcc.gnu.org/PR16350
tmake_file="${tmake_file} t-linux arm/t-arm"
case ${target} in
arm*-*-linux-gnueabi)
+Index: gcc-4.1.1/gcc/config/arm/linux-eabi.h
+===================================================================
+--- gcc-4.1.1.orig/gcc/config/arm/linux-eabi.h
++++ gcc-4.1.1/gcc/config/arm/linux-eabi.h
+@@ -20,6 +20,17 @@
+ the Free Software Foundation, 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA. */
+
++/*
++ * 'config.gcc' defines TARGET_BIG_ENDIAN_DEFAULT as 1 for arm*b-*
++ * (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
++
+ /* On EABI GNU/Linux, we want both the BPABI builtins and the
+ GNU/Linux builtins. */
+ #undef TARGET_OS_CPP_BUILTINS
+@@ -48,7 +59,7 @@
+ #define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm10tdmi
+
+ #undef SUBTARGET_EXTRA_LINK_SPEC
+-#define SUBTARGET_EXTRA_LINK_SPEC " -m armelf_linux_eabi"
++#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. */
+Index: gcc-4.1.1/gcc/config/arm/bpabi.h
+===================================================================
+--- gcc-4.1.1.orig/gcc/config/arm/bpabi.h
++++ gcc-4.1.1/gcc/config/arm/bpabi.h
+@@ -33,9 +33,19 @@
+ #undef FPUTYPE_DEFAULT
+ #define FPUTYPE_DEFAULT FPUTYPE_VFP
+
++/*
++ * 'config.gcc' defines TARGET_BIG_ENDIAN_DEFAULT as 1 for arm*b-*
++ * (big endian) configurations.
++ */
++#if TARGET_BIG_ENDIAN_DEFAULT
++#define TARGET_ENDIAN_DEFAULT MASK_BIG_END
++#else
++#define TARGET_ENDIAN_DEFAULT 0
++#endif
++
+ /* EABI targets should enable interworking by default. */
+ #undef TARGET_DEFAULT
+-#define TARGET_DEFAULT MASK_INTERWORK
++#define TARGET_DEFAULT (MASK_INTERWORK | TARGET_ENDIAN_DEFAULT)
+
+ /* The ARM BPABI functions return a boolean; they use no special
+ calling convention. */