[oe] [meta-oe][PATCH 1/4] x264: Add patch to remove default flags -mcpu=cortex-a8 and -mfpu=neon

Martin Jansa martin.jansa at gmail.com
Sat Feb 16 18:34:52 UTC 2013


On Mon, Feb 11, 2013 at 08:57:05PM +0200, Andrei Gherzan wrote:
> -march flag is not in CFLAGS so this will always default to -mcpu=cortex-a8
> -mfpu=neon. Obviously wrong for other machines.

All 4 applied

> 
> Signed-off-by: Andrei Gherzan <andrei at gherzan.ro>
> ---
>  .../don-t-default-to-cortex-a9-with-neon.patch     |   20 ++++++++++++++++++++
>  meta-oe/recipes-multimedia/x264/x264_git.bb        |    6 +++++-
>  2 files changed, 25 insertions(+), 1 deletion(-)
>  create mode 100644 meta-oe/recipes-multimedia/x264/x264/don-t-default-to-cortex-a9-with-neon.patch
> 
> diff --git a/meta-oe/recipes-multimedia/x264/x264/don-t-default-to-cortex-a9-with-neon.patch b/meta-oe/recipes-multimedia/x264/x264/don-t-default-to-cortex-a9-with-neon.patch
> new file mode 100644
> index 0000000..b844d88
> --- /dev/null
> +++ b/meta-oe/recipes-multimedia/x264/x264/don-t-default-to-cortex-a9-with-neon.patch
> @@ -0,0 +1,20 @@
> +-march flag is not in CFLAGS so this will always default to -mcpu=cortex-a8
> +-mfpu=neon.
> +
> +Upstream-Status: Pending
> +Signed-off-by: Andrei Gherzan <andrei at gherzan.ro>
> +
> +Index: git/configure
> +===================================================================
> +--- git.orig/configure	2013-02-10 16:26:40.666343682 +0200
> ++++ git/configure	2013-02-10 16:27:49.198341677 +0200
> +@@ -703,9 +703,6 @@
> + fi
> +
> + if [ $asm = auto -a $ARCH = ARM ] ; then
> +-    # set flags so neon is built by default
> +-    echo $CFLAGS | grep -Eq '(-mcpu|-march|-mfpu)' || CFLAGS="$CFLAGS -mcpu=cortex-a8 -mfpu=neon"
> +-
> +     if  cc_check '' '' '__asm__("rev ip, ip");' ; then      define HAVE_ARMV6
> +         cc_check '' '' '__asm__("movt r0, #0");'         && define HAVE_ARMV6T2
> +         cc_check '' '' '__asm__("vadd.i16 q0, q0, q0");' && define HAVE_NEON
> diff --git a/meta-oe/recipes-multimedia/x264/x264_git.bb b/meta-oe/recipes-multimedia/x264/x264_git.bb
> index 7d7579f..056c25c 100644
> --- a/meta-oe/recipes-multimedia/x264/x264_git.bb
> +++ b/meta-oe/recipes-multimedia/x264/x264_git.bb
> @@ -4,9 +4,13 @@ HOMEPAGE = "http://www.videolan.org/developers/x264.html"
>  LICENSE = "GPLv2"
>  LIC_FILES_CHKSUM = "file://COPYING;md5=94d55d512a9ba36caa9b7df079bae19f"
>  
> +PR = "r1"
> +
>  DEPENDS = "yasm-native"
>  
> -SRC_URI = "git://git.videolan.org/x264.git"
> +SRC_URI = "git://git.videolan.org/x264.git \
> +    file://don-t-default-to-cortex-a9-with-neon.patch \
> +    "
>  SRCREV = "1cffe9f406cc54f4759fc9eeb85598fb8cae66c7"
>  
>  PV = "r2230+git"
> -- 
> 1.7.9.5
> 
> 
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-- 
Martin 'JaMa' Jansa     jabber: Martin.Jansa at gmail.com
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