summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorNed Ludd <solar@gentoo.org>2008-12-03 09:27:42 +0000
committerNed Ludd <solar@gentoo.org>2008-12-03 09:27:42 +0000
commitc9669bc9059966d05ee97939d4a7173b5e04c20e (patch)
tree6d3da2bbbf5caf43101ac5b554eb5533ba27cee6 /sys-devel/gcc/files
parent- update softfloat patch (diff)
downloadgentoo-2-c9669bc9059966d05ee97939d4a7173b5e04c20e.tar.gz
gentoo-2-c9669bc9059966d05ee97939d4a7173b5e04c20e.tar.bz2
gentoo-2-c9669bc9059966d05ee97939d4a7173b5e04c20e.zip
- update softfloat patch
(Portage version: 2.1.4.5) (Unsigned Manifest commit)
Diffstat (limited to 'sys-devel/gcc/files')
-rw-r--r--sys-devel/gcc/files/4.3.2/gcc-4.3.2-softfloat.patch88
1 files changed, 88 insertions, 0 deletions
diff --git a/sys-devel/gcc/files/4.3.2/gcc-4.3.2-softfloat.patch b/sys-devel/gcc/files/4.3.2/gcc-4.3.2-softfloat.patch
new file mode 100644
index 000000000000..f530b6af1d8d
--- /dev/null
+++ b/sys-devel/gcc/files/4.3.2/gcc-4.3.2-softfloat.patch
@@ -0,0 +1,88 @@
+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
+@@ -28,7 +28,7 @@
+ #define TARGET_VERSION fputs (" (ARM GNU/Linux with ELF)", stderr);
+
+ #undef TARGET_DEFAULT_FLOAT_ABI
+-#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_HARD
++#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_SOFT
+
+ /* TARGET_BIG_ENDIAN_DEFAULT is set in
+ config.gcc for big endian configurations. */
+@@ -44,6 +44,10 @@
+
+ #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
+
+@@ -51,7 +55,7 @@
+
+ #undef MULTILIB_DEFAULTS
+ #define MULTILIB_DEFAULTS \
+- { "marm", "mlittle-endian", "mhard-float", "mno-thumb-interwork" }
++ { "marm", TARGET_ENDIAN_OPTION, "msoft-float", "mno-thumb-interwork" }
+
+ /* Now we define the strings used to build the spec file. */
+ #undef LIB_SPEC
+@@ -60,7 +64,7 @@
+ %{shared:-lc} \
+ %{!shared:%{profile:-lc_p}%{!profile:-lc}}"
+
+-#define LIBGCC_SPEC "%{msoft-float:-lfloat} %{mfloat-abi=soft*:-lfloat} -lgcc"
++#define LIBGCC_SPEC "-lgcc"
+
+ #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
+
+--- 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