add soft-float support to 4.1.2 gcc, thanks to Hamish Moffatt

diff --git a/toolchain/gcc/4.1.2/910-soft-float.patch b/toolchain/gcc/4.1.2/910-soft-float.patch
new file mode 100644 (file)
index 0000000..3f886ac
--- /dev/null
+++ b/toolchain/gcc/4.1.2/910-soft-float.patch
@@ -0,0 +1,26 @@
+--- gcc-4.2-20061205/gcc/config/arm/t-linux    2006-12-08 15:18:33.000000000 -0800
++++ gcc-4.2-20061205/gcc/config/arm/t-linux    2006-12-08 15:18:33.000000000 -0800
+@@ -4,7 +4,10 @@
+ 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 _floatundidf _floatdisf _floatundisf
+ 
+ # MULTILIB_OPTIONS = mhard-float/msoft-float
+ # MULTILIB_DIRNAMES = hard-float soft-float
+
+--- gcc-4.2-20061205/gcc/config/arm/linux-elf.h        2006-12-08 15:18:33.000000000 -0800
++++ gcc-4.2-20061205/gcc/config/arm/linux-elf.h        2006-12-08 15:18:33.000000000 -0800
+@@ -63,7 +63,7 @@
+    %{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"
+