Mercurialcrosstool-ng / file revision
summary | shortlog | changelog | graph | tags | branches | files | changeset | file | latest | revisions | annotate | diff | raw | help
patches/gcc/4.2.1/240-arm-bigendian.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Wed May 20 20:13:13 2009 +0000 (2009-05-20)
changeset 1345 27fec561af53
parent 313 2f223aafc7cb
permissions -rw-r--r--
Merge the uClinux/noMMU stuff back to /trunk:
- merge Linux and uClinux back to a single kernel
- add ARCH_USE_MMU and acquainted config options that
architectures can auto-select
- make binutils and elf2flt two "Binary utilities" that
go in a single common sub-{menu,directory} structure

-------- diffstat follows --------
/trunk/scripts/build/kernel/uclinux.sh | 2 0 2 0 -
/trunk/scripts/build/kernel/linux.sh | 206 204 2 0 +++++++++++++++++++++++++++++
/trunk/scripts/build/kernel/linux-common.sh | 198 0 198 0 ----------------------------
/trunk/scripts/build/binutils.sh | 232 0 232 0 --------------------------------
/trunk/scripts/build/elf2flt.sh | 150 0 150 0 ---------------------
/trunk/scripts/crosstool-NG.sh.in | 6 4 2 0 +
/trunk/config/kernel/linux.in | 249 249 0 0 +++++++++++++++++++++++++++++++++++
/trunk/config/kernel/linux.in-common | 252 0 252 0 -----------------------------------
/trunk/config/kernel/uclinux.in | 21 0 21 0 ---
/trunk/config/target.in | 23 22 1 0 +++
/trunk/config/elf2flt.in | 49 0 49 0 -------
/trunk/config/libc/glibc.in | 2 1 1 0
/trunk/config/libc/eglibc.in | 2 1 1 0
/trunk/config/config.in | 1 0 1 0 -
/trunk/config/arch/sh.in | 1 1 0 0 +
/trunk/config/arch/arm.in | 2 1 1 0
/trunk/config/arch/powerpc.in | 1 1 0 0 +
/trunk/config/arch/ia64.in | 1 1 0 0 +
/trunk/config/arch/alpha.in | 1 1 0 0 +
/trunk/config/arch/x86.in | 1 1 0 0 +
/trunk/config/arch/mips.in | 1 1 0 0 +
/trunk/config/arch/powerpc64.in | 1 1 0 0 +
22 files changed, 489 insertions(+), 913 deletions(-) 
     1 diff -durN gcc-4.2.1.orig/gcc/config/arm/linux-elf.h gcc-4.2.1/gcc/config/arm/linux-elf.h

     2 --- gcc-4.2.1.orig/gcc/config/arm/linux-elf.h	2006-02-17 00:29:10.000000000 +0100

     3 +++ gcc-4.2.1/gcc/config/arm/linux-elf.h	2007-08-03 20:36:43.000000000 +0200

     4 @@ -28,19 +28,33 @@

     5  #undef  TARGET_VERSION

     6  #define TARGET_VERSION  fputs (" (ARM GNU/Linux with ELF)", stderr);

     7  

     8 +/*

     9 + * 'config.gcc' defines TARGET_BIG_ENDIAN_DEFAULT as 1 for arm*b-*

    10 + * (big endian) configurations.

    11 + */

    12 +#if TARGET_BIG_ENDIAN_DEFAULT

    13 +#define TARGET_ENDIAN_DEFAULT MASK_BIG_END

    14 +#define TARGET_ENDIAN_OPTION "mbig-endian"

    15 +#define TARGET_LINKER_EMULATION "armelfb_linux"

    16 +#else

    17 +#define TARGET_ENDIAN_DEFAULT 0

    18 +#define TARGET_ENDIAN_OPTION "mlittle-endian"

    19 +#define TARGET_LINKER_EMULATION "armelf_linux"

    20 +#endif

    21 +

    22  #undef  TARGET_DEFAULT_FLOAT_ABI

    23  #define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_HARD

    24  

    25  #undef  TARGET_DEFAULT

    26 -#define TARGET_DEFAULT (0)

    27 +#define TARGET_DEFAULT (TARGET_ENDIAN_DEFAULT)

    28  

    29  #define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm6

    30  

    31 -#define SUBTARGET_EXTRA_LINK_SPEC " -m armelf_linux -p"

    32 +#define SUBTARGET_EXTRA_LINK_SPEC " -m " TARGET_LINKER_EMULATION " -p"

    33  

    34  #undef  MULTILIB_DEFAULTS

    35  #define MULTILIB_DEFAULTS \

    36 -	{ "marm", "mlittle-endian", "mhard-float", "mno-thumb-interwork" }

    37 +	{ "marm", TARGET_ENDIAN_OPTION, "mhard-float", "mno-thumb-interwork" }

    38  

    39  /* Now we define the strings used to build the spec file.  */

    40  #undef  LIB_SPEC

    41 @@ -61,7 +75,7 @@

    42     %{rdynamic:-export-dynamic} \

    43     %{!dynamic-linker:-dynamic-linker " LINUX_DYNAMIC_LINKER "} \

    44     -X \

    45 -   %{mbig-endian:-EB}" \

    46 +   %{mbig-endian:-EB} %{mlittle-endian:-EL}" \

    47     SUBTARGET_EXTRA_LINK_SPEC

    48  

    49  #undef  LINK_SPEC

    50 diff -durN gcc-4.2.1.orig/gcc/config.gcc gcc-4.2.1/gcc/config.gcc

    51 --- gcc-4.2.1.orig/gcc/config.gcc	2007-08-03 20:29:52.000000000 +0200

    52 +++ gcc-4.2.1/gcc/config.gcc	2007-08-03 20:36:43.000000000 +0200

    53 @@ -705,6 +705,11 @@

    54  	tm_file="dbxelf.h elfos.h linux.h arm/elf.h arm/linux-gas.h arm/linux-elf.h"

    55  	tmake_file="${tmake_file} t-linux arm/t-arm"

    56  	case ${target} in

    57 +	arm*b-*)

    58 +		tm_defines="${tm_defines} TARGET_BIG_ENDIAN_DEFAULT=1"

    59 +		;;

    60 +	esac

    61 +	case ${target} in

    62  	arm*-*-linux-*eabi)

    63  	    tm_file="$tm_file arm/bpabi.h arm/linux-eabi.h"

    64  	    tmake_file="$tmake_file arm/t-arm-elf arm/t-bpabi arm/t-linux-eabi"
crosstool-ng