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gcc-4.6, gcc-4.7: Add support for building mips64 cross compiler

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Defaults to n64 ABI

(From OE-Core rev: 253f1f3aebd1a90c55efcc6d1f585204e7f3c371)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Khem Raj
2012-04-25 15:35:39 -07:00
committed by Richard Purdie
parent fbfa7b75de
commit 6174900a0e
5 changed files with 57 additions and 0 deletions
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1
meta/recipes-devtools/gcc/gcc-4.6.inc
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@@ -74,6 +74,7 @@ SRC_URI = "svn://gcc.gnu.org/svn/gcc/branches;module=${BRANCH};proto=http \
file://GPLUSPLUS_INCLUDE_DIR_with_sysroot.patch \
file://fortran-cross-compile-hack.patch \
file://cpp-honour-sysroot.patch \
file://mips64-default-n64.patch \
"
SRC_URI_append_sh3 = " file://sh3-installfix-fixheaders.patch "

32
meta/recipes-devtools/gcc/gcc-4.6/mips64-default-n64.patch Normal file
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@@ -0,0 +1,32 @@
MIPS64 defaults to n32 ABI, this patch makes it
so that it defaults to N64 ABI
Upstream-Status: Inappropriate [OE config specific]
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Index: gcc-4_6-branch/gcc/config.gcc
===================================================================
--- gcc-4_6-branch.orig/gcc/config.gcc 2012-04-22 19:12:12.431061229 -0700
+++ gcc-4_6-branch/gcc/config.gcc 2012-04-22 19:13:36.307065289 -0700
@@ -1882,7 +1882,7 @@
mips64*-*-linux* | mipsisa64*-*-linux*)
tm_file="dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h ${tm_file} mips/linux.h mips/linux64.h"
tmake_file="${tmake_file} mips/t-linux64 mips/t-libgcc-mips16"
- tm_defines="${tm_defines} MIPS_ABI_DEFAULT=ABI_N32"
+ tm_defines="${tm_defines} MIPS_ABI_DEFAULT=ABI_64"
case ${target} in
mips64el-st-linux-gnu)
tm_file="${tm_file} mips/st.h"
Index: gcc-4_6-branch/gcc/config/mips/linux64.h
===================================================================
--- gcc-4_6-branch.orig/gcc/config/mips/linux64.h 2012-04-22 19:10:59.743057711 -0700
+++ gcc-4_6-branch/gcc/config/mips/linux64.h 2012-04-22 19:11:56.919060479 -0700
@@ -26,7 +26,7 @@
BASE_DRIVER_SELF_SPECS, \
LINUX_DRIVER_SELF_SPECS \
" %{!EB:%{!EL:%(endian_spec)}}" \
- " %{!mabi=*: -mabi=n32}"
+ " %{!mabi=*: -mabi=64}"
#undef LIB_SPEC
#define LIB_SPEC "\

1
meta/recipes-devtools/gcc/gcc-4.7.inc
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@@ -64,6 +64,7 @@ SRC_URI = "svn://gcc.gnu.org/svn/gcc/branches;module=${BRANCH};proto=http \
file://fortran-cross-compile-hack.patch \
file://libgcc-sjlj-check.patch \
file://cpp-honor-sysroot.patch \
file://mips64-default-n64.patch \
"
S = "${TMPDIR}/work-shared/gcc-${PV}-${PR}/${BRANCH}"

19
meta/recipes-devtools/gcc/gcc-4.7/mips64-default-n64.patch Normal file
View File

@@ -0,0 +1,19 @@
MIPS64 defaults to n32 ABI, this patch makes it
so that it defaults to N64 ABI
Upstream-Status: Inappropriate [OE config specific]
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Index: gcc-4_7-branch/gcc/config.gcc
===================================================================
--- gcc-4_7-branch.orig/gcc/config.gcc 2012-04-22 19:30:21.000000000 -0700
+++ gcc-4_7-branch/gcc/config.gcc 2012-04-22 21:09:57.783403173 -0700
@@ -1750,7 +1750,7 @@
mips64*-*-linux* | mipsisa64*-*-linux*)
tm_file="dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h ${tm_file} mips/gnu-user.h mips/gnu-user64.h mips/linux64.h"
tmake_file="${tmake_file} mips/t-linux64"
- tm_defines="${tm_defines} MIPS_ABI_DEFAULT=ABI_N32"
+ tm_defines="${tm_defines} MIPS_ABI_DEFAULT=ABI_64"
case ${target} in
mips64el-st-linux-gnu)
tm_file="${tm_file} mips/st.h"

4
meta/recipes-devtools/gcc/gcc-configure-common.inc
View File

@@ -49,6 +49,10 @@ EXTRA_OECONF = "${@['--enable-clocale=generic', ''][d.getVar('USE_NLS', True) !=
# Build uclibc compilers without cxa_atexit support
EXTRA_OECONF_append_linux = " --enable-__cxa_atexit"
EXTRA_OECONF_append_libc-uclibc = " --enable-__cxa_atexit"
EXTRA_OECONF_append_mips64 = " --with-abi=64 --with-arch-64=mips64 --with-tune-64=mips64"
EXTRA_OECONF_append_mips64el = " --with-abi=64 --with-arch-64=mips64 --with-tune-64=mips64"
EXTRA_OECONF_FPU = "${@get_gcc_fpu_setting(bb, d)}"
CPPFLAGS = ""