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buildroot/buildroot-2016.08.1/package/gstreamer/gst-ffmpeg/0002-arm-avoid-using-the-movw-instruction.patch 1.74 KB
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  Date: Mon, 1 Aug 2011 20:21:04 +0300
  Subject: [libavcodec] arm: Avoid using the movw instruction needlessly
  MIME-Version: 1.0
  Content-Type: text/plain; charset=utf8
  Content-Transfer-Encoding: 8bit
  
  This fixes building for ARM11 without Thumb2.
  
  Signed-off-by: Martin Storsjö <martin@martin.st>
  
  [Arnout: backported to gst-ffmpeg, from ffmpeg 9a83adaf3]
  Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
  ---
   gst-libs/ext/libav/libavcodec/arm/ac3dsp_armv6.S |    4 ++--
   1 file changed, 2 insertions(+), 2 deletions(-)
  
  diff --git a/gst-libs/ext/libav/libavcodec/arm/ac3dsp_armv6.S b/gst-libs/ext/libav/libavcodec/arm/ac3dsp_armv6.S
  index d3058ff..b6aee86 100644
  --- a/gst-libs/ext/libav/libavcodec/arm/ac3dsp_armv6.S
  +++ b/gst-libs/ext/libav/libavcodec/arm/ac3dsp_armv6.S
  @@ -37,7 +37,7 @@ function ff_ac3_bit_alloc_calc_bap_armv6, export=1
           ldrb            r10, [r4], #1
   1:
           ldrsh           r9,  [r0], #2                   @ mask[band]
  -        movw            r8,  #0x1fe0
  +        mov             r8,  #0xff0
           sub             r9,  r9,  r12                   @   - snr_offset
           mov             r11, r10
           ldrb            r10, [r4], #1                   @ band_start_tab[band++]
  @@ -44,7 +44,7 @@ function ff_ac3_bit_alloc_calc_bap_armv6, export=1
           subs            r9,  r9,  r5                    @   - floor
           movlt           r9,  #0
           cmp             r10, r3                         @   - end
  -        and             r9,  r9,  r8                    @   & 0x1fe0
  +        and             r9,  r9,  r8, lsl #1            @   & 0x1fe0
           subgt           r8,  r3,  r11
           suble           r8,  r10, r11
           add             r9,  r9,  r5                    @   + floor => m
  --
  1.7.10.4