diff options
Diffstat (limited to 'toolchain/gcc/patches/4.7.4/armhf.patch')
| -rw-r--r-- | toolchain/gcc/patches/4.7.4/armhf.patch | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/toolchain/gcc/patches/4.7.4/armhf.patch b/toolchain/gcc/patches/4.7.4/armhf.patch new file mode 100644 index 000000000..4c0bf744d --- /dev/null +++ b/toolchain/gcc/patches/4.7.4/armhf.patch @@ -0,0 +1,72 @@ +diff -Nur gcc-4.7.2.orig/gcc/config/arm/linux-eabi.h gcc-4.7.2/gcc/config/arm/linux-eabi.h +--- gcc-4.7.2.orig/gcc/config/arm/linux-eabi.h 2011-11-02 16:03:19.000000000 +0100 ++++ gcc-4.7.2/gcc/config/arm/linux-eabi.h 2013-05-03 16:38:21.000000000 +0200 +@@ -34,7 +34,21 @@ + /* We default to a soft-float ABI so that binaries can run on all + target hardware. */ + #undef TARGET_DEFAULT_FLOAT_ABI ++#ifdef TARGET_CONFIGURED_FLOAT_ABI ++#if TARGET_CONFIGURED_FLOAT_ABI == 2 ++#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_HARD ++#define MULTILIB_DEFAULT_FLOAT_ABI "mfloat-abi=hard" ++#elif TARGET_CONFIGURED_FLOAT_ABI == 1 ++#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_SOFTFP ++#define MULTILIB_DEFAULT_FLOAT_ABI "mfloat-abi=softfp" ++#else + #define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_SOFT ++#define MULTILIB_DEFAULT_FLOAT_ABI "mfloat-abi=soft" ++#endif ++#else ++#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_SOFT ++#define MULTILIB_DEFAULT_FLOAT_ABI "mfloat-abi=soft" ++#endif + + /* We default to the "aapcs-linux" ABI so that enums are int-sized by + default. */ +@@ -62,7 +76,45 @@ + /* Use ld-linux.so.3 so that it will be possible to run "classic" + GNU/Linux binaries on an EABI system. */ + #undef GLIBC_DYNAMIC_LINKER +-#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.3" ++#define GLIBC_DYNAMIC_LINKER_SOFT_FLOAT "/lib/ld-linux.so.3" ++#define GLIBC_DYNAMIC_LINKER_HARD_FLOAT "/lib/ld-linux-armhf.so.3" ++#ifdef TARGET_CONFIGURED_FLOAT_ABI ++#if TARGET_CONFIGURED_FLOAT_ABI == 2 ++#define GLIBC_DYNAMIC_LINKER_DEFAULT GLIBC_DYNAMIC_LINKER_HARD_FLOAT ++#else ++#define GLIBC_DYNAMIC_LINKER_DEFAULT GLIBC_DYNAMIC_LINKER_SOFT_FLOAT ++#endif ++#else ++#define GLIBC_DYNAMIC_LINKER_DEFAULT GLIBC_DYNAMIC_LINKER_SOFT_FLOAT ++#endif ++ ++#define GLIBC_DYNAMIC_LINKER \ ++ "%{mfloat-abi=hard:" GLIBC_DYNAMIC_LINKER_HARD_FLOAT "} \ ++ %{mfloat-abi=soft*:" GLIBC_DYNAMIC_LINKER_SOFT_FLOAT "} \ ++ %{!mfloat-abi=*:" GLIBC_DYNAMIC_LINKER_DEFAULT "}" ++ ++/* Set the multilib defaults according the configuration, needed to ++ let gcc -print-multi-dir do the right thing. */ ++ ++#if TARGET_BIG_ENDIAN_DEFAULT ++#define MULTILIB_DEFAULT_ENDIAN "mbig-endian" ++#else ++#define MULTILIB_DEFAULT_ENDIAN "mlittle-endian" ++#endif ++ ++#ifndef TARGET_CONFIGURED_THUMB_MODE ++#define MULTILIB_DEFAULT_MODE "marm" ++#elif TARGET_CONFIGURED_THUMB_MODE == 1 ++#define MULTILIB_DEFAULT_MODE "mthumb" ++#else ++#define MULTILIB_DEFAULT_MODE "marm" ++#endif ++ ++#undef MULTILIB_DEFAULTS ++#define MULTILIB_DEFAULTS \ ++ { MULTILIB_DEFAULT_MODE, MULTILIB_DEFAULT_ENDIAN, \ ++ MULTILIB_DEFAULT_FLOAT_ABI, "mno-thumb-interwork" } ++ + + /* At this point, bpabi.h will have clobbered LINK_SPEC. We want to + use the GNU/Linux version, not the generic BPABI version. */ |