[oe] [PATCH] gcc-4.5: added thumb2 build patch

[Koen Kooi]

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On 07-02-11 16:53, Enrico Scholz wrote:
> Fix for http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43999 and is
> required to build gcc for Thumb2 only architectures (e.g. Cortex-M3).
> 
> Signed-off-by: Enrico Scholz <enrico.scholz at sigma-chemnitz.de>
> ---
>  recipes/gcc/gcc-4.5.inc                |    3 ++-
>  recipes/gcc/gcc-4.5/thumb2-build.patch |   11 +++++++++++
>  2 files changed, 13 insertions(+), 1 deletions(-)
>  create mode 100644 recipes/gcc/gcc-4.5/thumb2-build.patch
> 
> diff --git a/recipes/gcc/gcc-4.5.inc b/recipes/gcc/gcc-4.5.inc
> index b630528..9ba2e22 100644
> --- a/recipes/gcc/gcc-4.5.inc
> +++ b/recipes/gcc/gcc-4.5.inc
> @@ -8,7 +8,7 @@ DEPENDS = "mpfr gmp libmpc libelf"
>  NATIVEDEPS = "mpfr-native gmp-native libmpc-native"
>  
>  
> -INC_PR = "r31"
> +INC_PR = "r32"
>  
>  SRCREV = "168622"
>  PV = "4.5"
> @@ -166,6 +166,7 @@ SRC_URI = "svn://gcc.gnu.org/svn/gcc/branches;module=${BRANCH} \
>  #	   file://linaro/gcc-4.5-linaro-r99457.patch \
>  	   file://gcc-scalar-widening-pr45847.patch \
>  	   file://gcc-arm-volatile-bitfield-fix.patch \
> +	   file://thumb2-build.patch \
>  	  "
>  
>  SRC_URI_append_mips64 = " file://mips64-nomultilib.patch "
> diff --git a/recipes/gcc/gcc-4.5/thumb2-build.patch b/recipes/gcc/gcc-4.5/thumb2-build.patch
> new file mode 100644
> index 0000000..8fefbfa
> --- /dev/null
> +++ b/recipes/gcc/gcc-4.5/thumb2-build.patch
> @@ -0,0 +1,11 @@
> +Index: gcc/config/arm/lib1funcs.asm
> +===================================================================
> +--- a/gcc/config/arm/lib1funcs.asm	(revision 163231)
> ++++ b/gcc/config/arm/lib1funcs.asm	(working copy)
> +@@ -642,5 +642,5 @@
> + 	cmp	\dividend, #0			@ Early termination?
> +-	do_it	hs, t
> ++	do_it	ne, t
> + 	movnes	\curbit,   \curbit,  lsr #4	@ No, any more bits to do?
> + 	movne	\divisor,  \divisor, lsr #4
> + 	bne	1b

COuld you please add some more information to the thumb2-build.patch
file? The author and bugzilla link should be enough.
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