mirror of
https://github.com/crosstool-ng/crosstool-ng.git
synced 2024-12-19 12:57:53 +00:00
162 lines
6.0 KiB
Diff
162 lines
6.0 KiB
Diff
diff -durN gcc-3.4.6.orig/gcc/config/arm/coff.h gcc-3.4.6/gcc/config/arm/coff.h
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--- gcc-3.4.6.orig/gcc/config/arm/coff.h 2004-02-24 15:25:22.000000000 +0100
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+++ gcc-3.4.6/gcc/config/arm/coff.h 2007-08-15 23:10:54.000000000 +0200
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@@ -31,11 +31,16 @@
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#define TARGET_VERSION fputs (" (ARM/coff)", stderr)
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#undef TARGET_DEFAULT
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-#define TARGET_DEFAULT (ARM_FLAG_SOFT_FLOAT | ARM_FLAG_APCS_32 | ARM_FLAG_APCS_FRAME | ARM_FLAG_MMU_TRAPS)
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+#define TARGET_DEFAULT \
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+ ( ARM_FLAG_SOFT_FLOAT \
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+ | ARM_FLAG_VFP \
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+ | ARM_FLAG_APCS_32 \
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+ | ARM_FLAG_APCS_FRAME \
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+ | ARM_FLAG_MMU_TRAPS )
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#ifndef MULTILIB_DEFAULTS
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#define MULTILIB_DEFAULTS \
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- { "marm", "mlittle-endian", "msoft-float", "mapcs-32", "mno-thumb-interwork" }
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+ { "marm", "mlittle-endian", "mapcs-32", "mno-thumb-interwork" }
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#endif
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/* This is COFF, but prefer stabs. */
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diff -durN gcc-3.4.6.orig/gcc/config/arm/elf.h gcc-3.4.6/gcc/config/arm/elf.h
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--- gcc-3.4.6.orig/gcc/config/arm/elf.h 2004-02-24 15:25:22.000000000 +0100
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+++ gcc-3.4.6/gcc/config/arm/elf.h 2007-08-15 23:10:54.000000000 +0200
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@@ -46,7 +46,9 @@
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#ifndef SUBTARGET_ASM_FLOAT_SPEC
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#define SUBTARGET_ASM_FLOAT_SPEC "\
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-%{mapcs-float:-mfloat} %{msoft-float:-mfpu=softfpa}"
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+%{mapcs-float:-mfloat} \
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+%{mhard-float:-mfpu=fpa} \
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+%{!mhard-float: %{msoft-float:-mfpu=softfpa} %{!msoft-float:-mfpu=softvfp}}"
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#endif
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#ifndef ASM_SPEC
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@@ -106,12 +108,17 @@
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#endif
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#ifndef TARGET_DEFAULT
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-#define TARGET_DEFAULT (ARM_FLAG_SOFT_FLOAT | ARM_FLAG_APCS_32 | ARM_FLAG_APCS_FRAME | ARM_FLAG_MMU_TRAPS)
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+#define TARGET_DEFAULT \
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+ ( ARM_FLAG_SOFT_FLOAT \
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+ | ARM_FLAG_VFP \
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+ | ARM_FLAG_APCS_32 \
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+ | ARM_FLAG_APCS_FRAME \
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+ | ARM_FLAG_MMU_TRAPS )
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#endif
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#ifndef MULTILIB_DEFAULTS
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#define MULTILIB_DEFAULTS \
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- { "marm", "mlittle-endian", "msoft-float", "mapcs-32", "mno-thumb-interwork", "fno-leading-underscore" }
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+ { "marm", "mlittle-endian", "mapcs-32", "mno-thumb-interwork", "fno-leading-underscore" }
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#endif
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#define TARGET_ASM_FILE_START_APP_OFF true
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diff -durN gcc-3.4.6.orig/gcc/config/arm/linux-elf.h gcc-3.4.6/gcc/config/arm/linux-elf.h
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--- gcc-3.4.6.orig/gcc/config/arm/linux-elf.h 2007-08-15 23:07:00.000000000 +0200
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+++ gcc-3.4.6/gcc/config/arm/linux-elf.h 2007-08-15 23:10:54.000000000 +0200
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@@ -44,12 +44,26 @@
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#define TARGET_LINKER_EMULATION "armelf_linux"
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#endif
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-/* Default is to use APCS-32 mode. */
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+/*
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+ * Default is to use APCS-32 mode with soft-vfp.
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+ * The old Linux default for floats can be achieved with -mhard-float
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+ * or with the configure --with-float=hard option.
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+ * If -msoft-float or --with-float=soft is used then software float
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+ * support will be used just like the default but with the legacy
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+ * big endian word ordering for double float representation instead.
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+ */
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#undef TARGET_DEFAULT
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-#define TARGET_DEFAULT \
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- ( ARM_FLAG_APCS_32 | \
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- ARM_FLAG_MMU_TRAPS | \
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- TARGET_ENDIAN_DEFAULT )
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+#define TARGET_DEFAULT \
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+ ( ARM_FLAG_APCS_32 \
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+ | ARM_FLAG_SOFT_FLOAT \
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+ | TARGET_ENDIAN_DEFAULT \
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+ | ARM_FLAG_VFP \
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+ | ARM_FLAG_MMU_TRAPS )
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+
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+#undef SUBTARGET_EXTRA_ASM_SPEC
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+#define SUBTARGET_EXTRA_ASM_SPEC "\
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+%{mhard-float:-mfpu=fpa} \
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+%{!mhard-float: %{msoft-float:-mfpu=softfpa} %{!msoft-float:-mfpu=softvfp}}"
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#define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm6
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@@ -57,7 +71,7 @@
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#undef MULTILIB_DEFAULTS
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#define MULTILIB_DEFAULTS \
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- { "marm", TARGET_ENDIAN_OPTION, "mhard-float", "mapcs-32", "mno-thumb-interwork" }
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+ { "marm", TARGET_ENDIAN_OPTION, "mapcs-32", "mno-thumb-interwork" }
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#define CPP_APCS_PC_DEFAULT_SPEC "-D__APCS_32__"
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@@ -72,7 +86,7 @@
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%{shared:-lc} \
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%{!shared:%{profile:-lc_p}%{!profile:-lc}}"
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-#define LIBGCC_SPEC "%{msoft-float:-lfloat} -lgcc"
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+#define LIBGCC_SPEC "-lgcc"
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/* Provide a STARTFILE_SPEC appropriate for GNU/Linux. Here we add
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the GNU/Linux magical crtbegin.o file (see crtstuff.c) which
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diff -durN gcc-3.4.6.orig/gcc/config/arm/t-linux gcc-3.4.6/gcc/config/arm/t-linux
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--- gcc-3.4.6.orig/gcc/config/arm/t-linux 2003-09-20 23:09:07.000000000 +0200
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+++ gcc-3.4.6/gcc/config/arm/t-linux 2007-08-15 23:10:54.000000000 +0200
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@@ -4,7 +4,10 @@
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LIBGCC2_DEBUG_CFLAGS = -g0
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LIB1ASMSRC = arm/lib1funcs.asm
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-LIB1ASMFUNCS = _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_lnx
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+LIB1ASMFUNCS = _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_lnx \
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+ _negdf2 _addsubdf3 _muldivdf3 _cmpdf2 _unorddf2 _fixdfsi _fixunsdfsi \
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+ _truncdfsf2 _negsf2 _addsubsf3 _muldivsf3 _cmpsf2 _unordsf2 \
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+ _fixsfsi _fixunssfsi
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# MULTILIB_OPTIONS = mhard-float/msoft-float
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# MULTILIB_DIRNAMES = hard-float soft-float
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diff -durN gcc-3.4.6.orig/gcc/config/arm/unknown-elf.h gcc-3.4.6/gcc/config/arm/unknown-elf.h
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--- gcc-3.4.6.orig/gcc/config/arm/unknown-elf.h 2004-02-24 15:25:22.000000000 +0100
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+++ gcc-3.4.6/gcc/config/arm/unknown-elf.h 2007-08-15 23:10:54.000000000 +0200
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@@ -30,7 +30,12 @@
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/* Default to using APCS-32 and software floating point. */
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#ifndef TARGET_DEFAULT
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-#define TARGET_DEFAULT (ARM_FLAG_SOFT_FLOAT | ARM_FLAG_APCS_32 | ARM_FLAG_APCS_FRAME | ARM_FLAG_MMU_TRAPS)
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+#define TARGET_DEFAULT \
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+ ( ARM_FLAG_SOFT_FLOAT \
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+ | ARM_FLAG_VFP \
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+ | ARM_FLAG_APCS_32 \
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+ | ARM_FLAG_APCS_FRAME \
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+ | ARM_FLAG_MMU_TRAPS )
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#endif
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/* Now we define the strings used to build the spec file. */
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diff -durN gcc-3.4.6.orig/gcc/config/arm/xscale-elf.h gcc-3.4.6/gcc/config/arm/xscale-elf.h
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--- gcc-3.4.6.orig/gcc/config/arm/xscale-elf.h 2003-07-02 01:26:43.000000000 +0200
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+++ gcc-3.4.6/gcc/config/arm/xscale-elf.h 2007-08-15 23:10:54.000000000 +0200
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@@ -49,11 +49,12 @@
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endian, regardless of the endian-ness of the memory
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system. */
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-#define SUBTARGET_EXTRA_ASM_SPEC "%{!mcpu=*:-mcpu=xscale} \
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- %{mhard-float:-mfpu=fpa} \
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- %{!mhard-float: %{msoft-float:-mfpu=softfpa;:-mfpu=softvfp}}"
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+#define SUBTARGET_EXTRA_ASM_SPEC "\
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+%{!mcpu=*:-mcpu=xscale} \
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+%{mhard-float:-mfpu=fpa} \
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+%{!mhard-float: %{msoft-float:-mfpu=softfpa} %{!msoft-float:-mfpu=softvfp}}"
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#ifndef MULTILIB_DEFAULTS
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#define MULTILIB_DEFAULTS \
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- { "mlittle-endian", "mno-thumb-interwork", "marm", "msoft-float" }
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+ { "mlittle-endian", "mno-thumb-interwork", "marm" }
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#endif
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