move patches from gcc $FILESDIR

2 files changed, 124 insertions, 0 deletions

diff --git a/4.0.4/gentoo/08_all_gcc-4.1-cross-compile.patch b/4.0.4/gentoo/08_all_gcc-4.1-cross-compile.patch
new file mode 100644
index 0000000..e14b57a
--- /dev/null
+++ b/4.0.4/gentoo/08_all_gcc-4.1-cross-compile.patch
@@ -0,0 +1,40 @@
+Some notes on the 'bootstrap with or without libc headers' debate:
+http://linuxfromscratch.org/pipermail/lfs-dev/2005-July/052409.html
+http://gcc.gnu.org/ml/gcc/2005-07/msg01195.html
+
+--- gcc/unwind-dw2.c
++++ gcc/unwind-dw2.c
+@@ -253,9 +253,11 @@
+ }
+ #endif
+ 
++#ifndef inhibit_libc
+ #ifdef MD_UNWIND_SUPPORT
+ #include MD_UNWIND_SUPPORT
+ #endif
++#endif
+ 
+ /* Extract any interesting information from the CIE for the translation
+    unit F belongs to.  Return a pointer to the byte after the augmentation,
+--- gcc/configure
++++ gcc/configure
+@@ -12857,7 +12857,7 @@ then
+ 	    | powerpc*-*-*,powerpc64*-*-*)
+ 		CROSS="$CROSS -DNATIVE_CROSS" ;;
+ 	esac
+-elif test "x$TARGET_SYSTEM_ROOT" != x; then
++elif test "x$TARGET_SYSTEM_ROOT" != x -o $build != $host; then
+         # This is just $(TARGET_SYSTEM_ROOT)$(NATIVE_SYSTEM_HEADER_DIR)
+         SYSTEM_HEADER_DIR='$(CROSS_SYSTEM_HEADER_DIR)'
+ fi
+--- gcc/configure.ac
++++ gcc/configure.ac
+@@ -1717,7 +1717,7 @@ then
+ 	    | powerpc*-*-*,powerpc64*-*-*)
+ 		CROSS="$CROSS -DNATIVE_CROSS" ;;
+ 	esac
+-elif test "x$TARGET_SYSTEM_ROOT" != x; then
++elif test "x$TARGET_SYSTEM_ROOT" != x -o $build != $host; then
+         # This is just $(TARGET_SYSTEM_ROOT)$(NATIVE_SYSTEM_HEADER_DIR)
+         SYSTEM_HEADER_DIR='$(CROSS_SYSTEM_HEADER_DIR)'
+ fi
diff --git a/4.0.4/gentoo/12_all_gcc-4.0.2-softfloat.patch b/4.0.4/gentoo/12_all_gcc-4.0.2-softfloat.patch
new file mode 100644
index 0000000..e49fea6
--- /dev/null
+++ b/4.0.4/gentoo/12_all_gcc-4.0.2-softfloat.patch
@@ -0,0 +1,84 @@
+The hunk for gcc/config/arm/t-linux comes from:
+http://gcc.gnu.org/PR14352
+
+The rest is a custom job by Yuri Vasilevski.
+
+The idea here is that we add soft float support into the spec file
+so that we don't have to worry about packages stripping out softfloat
+flags from CFLAGS/CXXFLAGS.
+
+http://bugs.gentoo.org/75585
+
+--- gcc-4.0.2/gcc/config/arm/elf.h
++++ gcc-4.0.2/gcc/config/arm/elf.h
+@@ -45,8 +45,9 @@
+ #endif
+ 
+ #ifndef SUBTARGET_ASM_FLOAT_SPEC
+-#define SUBTARGET_ASM_FLOAT_SPEC "\
+-%{mapcs-float:-mfloat}"
++#define SUBTARGET_ASM_FLOAT_SPEC "%{mapcs-float:-mfloat} \
++  %{mhard-float:-mfpu=fpa} \
++  %{!mhard-float: %{msoft-float:-mfpu=softfpa;:-mfpu=softvfp}}"
+ #endif
+ 
+ #ifndef ASM_SPEC
+@@ -58,8 +59,6 @@
+ %{mapcs-*:-mapcs-%*} \
+ %(subtarget_asm_float_spec) \
+ %{mthumb-interwork:-mthumb-interwork} \
+-%{msoft-float:-mfloat-abi=soft} %{mhard-float:-mfloat-abi=hard} \
+-%{mfloat-abi=*} %{mfpu=*} \
+ %(subtarget_extra_asm_spec)"
+ #endif
+ 
+--- gcc-4.0.2/gcc/config/arm/linux-elf.h
++++ gcc-4.0.2/gcc/config/arm/linux-elf.h
+@@ -32,18 +32,22 @@
+ #endif
+ 
+ #undef  TARGET_DEFAULT_FLOAT_ABI
+-#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_HARD
++#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_SOFT
+ 
+ #undef  TARGET_DEFAULT
+ #define TARGET_DEFAULT (TARGET_ENDIAN_DEFAULT)
+ 
++#undef  SUBTARGET_EXTRA_ASM_SPEC
++#define SUBTARGET_EXTRA_ASM_SPEC "%{mhard-float:-mfpu=fpa} \
++  %{!mhard-float: %{msoft-float:-mfpu=softfpa;:-mfpu=softvfp}}"
++
+ #define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm6
+ 
+ #define SUBTARGET_EXTRA_LINK_SPEC " -m " TARGET_LINKER_EMULATION " -p"
+ 
+ #undef  MULTILIB_DEFAULTS
+ #define MULTILIB_DEFAULTS \
+-	{ "marm", TARGET_ENDIAN_OPTION, "mhard-float", "mno-thumb-interwork" }
++	{ "marm", TARGET_ENDIAN_OPTION, "msoft-float", "mno-thumb-interwork" }
+ 
+ /* The GNU C++ standard library requires that these macros be defined.  */
+ #undef CPLUSPLUS_CPP_SPEC
+@@ -56,7 +60,7 @@
+    %{shared:-lc} \
+    %{!shared:%{profile:-lc_p}%{!profile:-lc}}"
+ 
+-#define LIBGCC_SPEC "%{msoft-float:-lfloat} %{mfloat-abi=soft*:-lfloat} -lgcc"
++#define LIBGCC_SPEC "-lgcc"
+ 
+ /* Provide a STARTFILE_SPEC appropriate for GNU/Linux.  Here we add
+    the GNU/Linux magical crtbegin.o file (see crtstuff.c) which
+--- gcc-4.0.2/gcc/config/arm/t-linux
++++ gcc-4.0.2/gcc/config/arm/t-linux
+@@ -4,7 +4,10 @@ TARGET_LIBGCC2_CFLAGS = -fomit-frame-poi
+ LIBGCC2_DEBUG_CFLAGS = -g0
+ 
+ LIB1ASMSRC = arm/lib1funcs.asm
+-LIB1ASMFUNCS = _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_lnx
++LIB1ASMFUNCS = _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_lnx \
++	_negdf2 _addsubdf3 _muldivdf3 _cmpdf2 _unorddf2 _fixdfsi _fixunsdfsi \
++	_truncdfsf2 _negsf2 _addsubsf3 _muldivsf3 _cmpsf2 _unordsf2 \
++	_fixsfsi _fixunssfsi _floatdidf _floatdisf
+ 
+ # MULTILIB_OPTIONS = mhard-float/msoft-float
+ # MULTILIB_DIRNAMES = hard-float soft-float