patches/gcc/4.4.1/390-arm-softfloat-libgcc.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Sun Jul 17 18:29:35 2011 +0200 (2011-07-17)
changeset 2926 d304c8a7bfa8
permissions -rw-r--r--
binutils: split binutils to backend/frontend, a-la cc_core

Move the actual binutils code to a backend function that builds the
required combo of build/host/target as requested by a frontend.

This split is currently a no-op, but is required for the upcoming
canadian-cross rework, where we'll be needing to build two binutils,
one for build/build/target, and one for build/host/target.

This applies to the three binutils:
- GNU binutils
- elf2flt
- sstrip

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
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[PATCH] add the correct symbols to libgcc for uclibc arm softfloat
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Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
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---
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 gcc/config/arm/linux-elf.h |    2 +-
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 gcc/config/arm/t-linux     |    6 +++++-
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 2 files changed, 6 insertions(+), 2 deletions(-)
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Index: gcc-4.4.0/gcc/config/arm/t-linux
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===================================================================
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--- gcc-4.4.0.orig/gcc/config/arm/t-linux
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+++ gcc-4.4.0/gcc/config/arm/t-linux
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@@ -4,7 +4,11 @@
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 LIB1ASMSRC = arm/lib1funcs.asm
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 LIB1ASMFUNCS = _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_lnx _clzsi2 _clzdi2 \
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-	_arm_addsubdf3 _arm_addsubsf3
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+	_arm_addsubdf3 _arm_addsubsf3 \
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+	_arm_negdf2 _arm_muldivdf3 _arm_cmpdf2 _arm_unorddf2 \
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+	_arm_fixdfsi _arm_fixunsdfsi _arm_truncdfsf2 \
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+	_arm_negsf2 _arm_muldivsf3 _arm_cmpsf2 _arm_unordsf2 \
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+	_arm_fixsfsi _arm_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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Index: gcc-4.4.0/gcc/config/arm/linux-elf.h
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===================================================================
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--- gcc-4.4.0.orig/gcc/config/arm/linux-elf.h
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+++ gcc-4.4.0/gcc/config/arm/linux-elf.h
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@@ -60,7 +60,7 @@
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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} %{mfloat-abi=soft*:-lfloat} -lgcc"
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+#define LIBGCC_SPEC "-lgcc"
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 #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
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