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-rw-r--r--meta/packages/gcc/gcc-4.0.2/800-arm-bigendian.patch70
1 files changed, 70 insertions, 0 deletions
diff --git a/meta/packages/gcc/gcc-4.0.2/800-arm-bigendian.patch b/meta/packages/gcc/gcc-4.0.2/800-arm-bigendian.patch
new file mode 100644
index 0000000000..e5fc413485
--- /dev/null
+++ b/meta/packages/gcc/gcc-4.0.2/800-arm-bigendian.patch
@@ -0,0 +1,70 @@
1From:
2http://buildroot.uclibc.org/cgi-bin/viewcvs.cgi/trunk/buildroot/toolchain/gcc/4.0.2/800-arm-bigendian.patch?rev=14828&view=markup
3
4By Lennert Buytenhek <buytenh@wantstofly.org>
5Adds support for arm*b-linux* big-endian ARM targets
6
7See http://gcc.gnu.org/PR16350
8
9--- gcc-4.0.3/gcc/config/arm/linux-elf.h
10+++ gcc-4.0.3/gcc/config/arm/linux-elf.h
11@@ -31,19 +31,33 @@
12 /* Do not assume anything about header files. */
13 #define NO_IMPLICIT_EXTERN_C
14
15+/*
16+ * 'config.gcc' defines TARGET_BIG_ENDIAN_DEFAULT as 1 for arm*b-*
17+ * (big endian) configurations.
18+ */
19+#if TARGET_BIG_ENDIAN_DEFAULT
20+#define TARGET_ENDIAN_DEFAULT ARM_FLAG_BIG_END
21+#define TARGET_ENDIAN_OPTION "mbig-endian"
22+#define TARGET_LINKER_EMULATION "armelfb_linux"
23+#else
24+#define TARGET_ENDIAN_DEFAULT 0
25+#define TARGET_ENDIAN_OPTION "mlittle-endian"
26+#define TARGET_LINKER_EMULATION "armelf_linux"
27+#endif
28+
29 #undef TARGET_DEFAULT_FLOAT_ABI
30 #define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_HARD
31
32 #undef TARGET_DEFAULT
33-#define TARGET_DEFAULT (0)
34+#define TARGET_DEFAULT (TARGET_ENDIAN_DEFAULT)
35
36 #define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm6
37
38-#define SUBTARGET_EXTRA_LINK_SPEC " -m armelf_linux -p"
39+#define SUBTARGET_EXTRA_LINK_SPEC " -m " TARGET_LINKER_EMULATION " -p"
40
41 #undef MULTILIB_DEFAULTS
42 #define MULTILIB_DEFAULTS \
43- { "marm", "mlittle-endian", "mhard-float", "mno-thumb-interwork" }
44+ { "marm", TARGET_ENDIAN_OPTION, "mhard-float", "mno-thumb-interwork" }
45
46 /* The GNU C++ standard library requires that these macros be defined. */
47 #undef CPLUSPLUS_CPP_SPEC
48@@ -90,7 +104,7 @@
49 %{rdynamic:-export-dynamic} \
50 %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2} \
51 -X \
52- %{mbig-endian:-EB}" \
53+ %{mbig-endian:-EB} %{mlittle-endian:-EL}" \
54 SUBTARGET_EXTRA_LINK_SPEC
55
56 #define TARGET_OS_CPP_BUILTINS() \
57--- gcc-4.0.3/gcc/config.gcc
58+++ gcc-4.0.3/gcc/config.gcc
59@@ -672,6 +672,11 @@
60 ;;
61 arm*-*-linux*) # ARM GNU/Linux with ELF
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"
63+ case $target in
64+ arm*b-*)
65+ tm_defines="TARGET_BIG_ENDIAN_DEFAULT=1 $tm_defines"
66+ ;;
67+ esac
68 tmake_file="${tmake_file} arm/t-arm arm/t-linux"
69 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
70 gnu_ld=yes