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toolchain/gcc: remove ancient (and unused) i386 softfloat patch

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This commit is contained in:
Peter Korsgaard 2009-01-29 19:24:31 +00:00
parent 6071bb4e1a
commit e87389229e
3 changed files with 0 additions and 69 deletions
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4
toolchain/gcc/gcc-uclibc-3.x.mk
View File

@ -159,10 +159,6 @@ endif
ifeq ("$(strip $(ARCH))","armeb")
toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc/$(GCC_VERSION) arm-softfloat.patch.conditional
endif
# Not yet updated to 3.4.1.
#ifeq ("$(strip $(ARCH))","i386")
#toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc i386-gcc-soft-float.patch
#endif
endif
touch $@

4
toolchain/gcc/gcc-uclibc-4.x.mk
View File

@ -179,10 +179,6 @@ endif
ifeq ("$(strip $(ARCH))","armeb")
toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc/$(GCC_VERSION) arm-softfloat.patch.conditional
endif
# Not yet updated to 3.4.1.
#ifeq ("$(strip $(ARCH))","i386")
#toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc i386-gcc-soft-float.patch
#endif
endif
touch $@

61
toolchain/gcc/i386-gcc-soft-float.patch
View File

@ -1,61 +0,0 @@
diff -urN gcc-3.3.2-orig/gcc/config/i386/i386.h gcc-3.3.2/gcc/config/i386/i386.h
--- gcc-3.3.2-orig/gcc/config/i386/i386.h 2003-06-25 16:18:31.000000000 -0500
+++ gcc-3.3.2/gcc/config/i386/i386.h 2003-10-22 01:46:57.000000000 -0500
@@ -653,6 +653,7 @@
/* Define for XFmode or TFmode extended real floating point support.
The XFmode is specified by i386 ABI, while TFmode may be faster
due to alignment and simplifications in the address calculations. */
+#if 0
#define LONG_DOUBLE_TYPE_SIZE (TARGET_128BIT_LONG_DOUBLE ? 128 : 96)
#define MAX_LONG_DOUBLE_TYPE_SIZE 128
#ifdef __x86_64__
@@ -660,6 +661,17 @@
#else
#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 96
#endif
+#else
+ /* Set up for x86 soft float with 64-bit long doubles, since that's
+ * all the soft float emulation supports. */
+#define LONG_DOUBLE_TYPE_SIZE (TARGET_128BIT_LONG_DOUBLE ? 128 : (TARGET_80387 ? 96 : 64))
+#define MAX_LONG_DOUBLE_TYPE_SIZE 128
+#ifdef __x86_64__
+#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 128
+#else
+#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE (TARGET_80387 ? 96 : 64)
+#endif
+#endif
/* Set the value of FLT_EVAL_METHOD in float.h. When using only the
FPU, assume that the fpcw is set to extended precision; when using
diff -urN gcc-3.3.2-orig/gcc/config/t-linux gcc-3.3.2/gcc/config/t-linux
--- gcc-3.3.2-orig/gcc/config/t-linux-uclibc 2003-06-04 11:56:11.000000000 -0500
+++ gcc-3.3.2/gcc/config/t-linux-uclibc 2003-10-22 01:46:39.000000000 -0500
@@ -21,3 +21,28 @@
LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
$(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
LIB2ADDEHDEP = unwind.inc unwind-dw2-fde.h
+
+##############################################
+# We want fine grained libraries, so use the new code to build the
+# floating point emulation libraries.
+FPBIT = fp-bit.c
+DPBIT = dp-bit.c
+
+#LIB2FUNCS_EXTRA = xp-bit.c
+
+dp-bit.c: $(srcdir)/config/fp-bit.c
+ echo '#ifdef __LITTLE_ENDIAN__' > dp-bit.c
+ echo '#define FLOAT_BIT_ORDER_MISMATCH' >>dp-bit.c
+ echo '#endif' >> dp-bit.c
+ cat $(srcdir)/config/fp-bit.c >> dp-bit.c
+
+fp-bit.c: $(srcdir)/config/fp-bit.c
+ echo '#define FLOAT' > fp-bit.c
+ echo '#ifdef __LITTLE_ENDIAN__' >> fp-bit.c
+ echo '#define FLOAT_BIT_ORDER_MISMATCH' >>fp-bit.c
+ echo '#endif' >> fp-bit.c
+ cat $(srcdir)/config/fp-bit.c >> fp-bit.c
+
+#MULTILIB_OPTIONS = msoft-float
+#MULTILIB_DIRNAMES = soft-float
+