[FFmpeg-cvslog] vp8: loopfilter >=sse2 functions need aligned stack on x86-32.

Martin Storsjö git at videolan.org
Wed Jul 4 21:09:50 CEST 2012


ffmpeg | branch: master | Martin Storsjö <martin at martin.st> | Tue Jul  3 21:11:36 2012 -0700| [70a1c8000f7cd74e945a250117973b6ea4408d9c] | committer: Ronald S. Bultje

vp8: loopfilter >=sse2 functions need aligned stack on x86-32.

Signed-off-by: Ronald S. Bultje <rsbultje at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=70a1c8000f7cd74e945a250117973b6ea4408d9c
---

 libavcodec/x86/vp8dsp-init.c |    6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/libavcodec/x86/vp8dsp-init.c b/libavcodec/x86/vp8dsp-init.c
index d3f1456..a0e8f9b 100644
--- a/libavcodec/x86/vp8dsp-init.c
+++ b/libavcodec/x86/vp8dsp-init.c
@@ -401,11 +401,13 @@ av_cold void ff_vp8dsp_init_x86(VP8DSPContext* c)
 
         c->vp8_h_loop_filter_simple = ff_vp8_h_loop_filter_simple_sse2;
 
+#if ARCH_X86_64 || HAVE_ALIGNED_STACK
         c->vp8_h_loop_filter16y_inner = ff_vp8_h_loop_filter16y_inner_sse2;
         c->vp8_h_loop_filter8uv_inner = ff_vp8_h_loop_filter8uv_inner_sse2;
 
         c->vp8_h_loop_filter16y       = ff_vp8_h_loop_filter16y_mbedge_sse2;
         c->vp8_h_loop_filter8uv       = ff_vp8_h_loop_filter8uv_mbedge_sse2;
+#endif
     }
 
     if (mm_flags & AV_CPU_FLAG_SSSE3) {
@@ -419,6 +421,7 @@ av_cold void ff_vp8dsp_init_x86(VP8DSPContext* c)
         c->vp8_v_loop_filter_simple = ff_vp8_v_loop_filter_simple_ssse3;
         c->vp8_h_loop_filter_simple = ff_vp8_h_loop_filter_simple_ssse3;
 
+#if ARCH_X86_64 || HAVE_ALIGNED_STACK
         c->vp8_v_loop_filter16y_inner = ff_vp8_v_loop_filter16y_inner_ssse3;
         c->vp8_h_loop_filter16y_inner = ff_vp8_h_loop_filter16y_inner_ssse3;
         c->vp8_v_loop_filter8uv_inner = ff_vp8_v_loop_filter8uv_inner_ssse3;
@@ -428,14 +431,17 @@ av_cold void ff_vp8dsp_init_x86(VP8DSPContext* c)
         c->vp8_h_loop_filter16y       = ff_vp8_h_loop_filter16y_mbedge_ssse3;
         c->vp8_v_loop_filter8uv       = ff_vp8_v_loop_filter8uv_mbedge_ssse3;
         c->vp8_h_loop_filter8uv       = ff_vp8_h_loop_filter8uv_mbedge_ssse3;
+#endif
     }
 
     if (mm_flags & AV_CPU_FLAG_SSE4) {
         c->vp8_idct_dc_add                  = ff_vp8_idct_dc_add_sse4;
 
         c->vp8_h_loop_filter_simple   = ff_vp8_h_loop_filter_simple_sse4;
+#if ARCH_X86_64 || HAVE_ALIGNED_STACK
         c->vp8_h_loop_filter16y       = ff_vp8_h_loop_filter16y_mbedge_sse4;
         c->vp8_h_loop_filter8uv       = ff_vp8_h_loop_filter8uv_mbedge_sse4;
+#endif
     }
 #endif
 }



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