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x86: disable SSE functions using stack when stack is not aligned

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This fixes crashes with ICC 10.1.

Originally committed as revision 25153 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Måns Rullgård 2010-09-21 17:57:21 +00:00
parent bdefad7366
commit c0bc8b9afb
2 changed files with 4 additions and 2 deletions
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4
libavcodec/x86/dsputilenc_mmx.c
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@ -1160,7 +1160,7 @@ void dsputilenc_init_mmx(DSPContext* c, AVCodecContext *avctx)
if(mm_flags & AV_CPU_FLAG_SSE2){
c->get_pixels = get_pixels_sse2;
c->sum_abs_dctelem= sum_abs_dctelem_sse2;
#if HAVE_YASM
#if HAVE_YASM && HAVE_ALIGNED_STACK
c->hadamard8_diff[0]= ff_hadamard8_diff16_sse2;
c->hadamard8_diff[1]= ff_hadamard8_diff_sse2;
#endif
@ -1177,7 +1177,7 @@ void dsputilenc_init_mmx(DSPContext* c, AVCodecContext *avctx)
}
c->add_8x8basis= add_8x8basis_ssse3;
c->sum_abs_dctelem= sum_abs_dctelem_ssse3;
#if HAVE_YASM
#if HAVE_YASM && HAVE_ALIGNED_STACK
c->hadamard8_diff[0]= ff_hadamard8_diff16_ssse3;
c->hadamard8_diff[1]= ff_hadamard8_diff_ssse3;
#endif

2
libavcodec/x86/h264dsp_mmx.c
View File

@ -326,10 +326,12 @@ void ff_h264dsp_init_x86(H264DSPContext *c)
c->biweight_h264_pixels_tab[3]= ff_h264_biweight_8x8_sse2;
c->biweight_h264_pixels_tab[4]= ff_h264_biweight_8x4_sse2;
#if HAVE_ALIGNED_STACK
c->h264_v_loop_filter_luma = ff_x264_deblock_v_luma_sse2;
c->h264_h_loop_filter_luma = ff_x264_deblock_h_luma_sse2;
c->h264_v_loop_filter_luma_intra = ff_x264_deblock_v_luma_intra_sse2;
c->h264_h_loop_filter_luma_intra = ff_x264_deblock_h_luma_intra_sse2;
#endif
c->h264_idct_add16 = ff_h264_idct_add16_sse2;
c->h264_idct_add8 = ff_h264_idct_add8_sse2;