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| author | John Koleszar <jkoleszar@google.com> | 2010-08-02 06:16:26 -0700 |
|---|---|---|
| committer | Code Review <code-review@webmproject.org> | 2010-08-02 06:16:26 -0700 |
| commit | 675298216d24c7c9ad73140cd7d81acf28648a30 (patch) | |
| tree | 7306b9f0ffcc41295e1f9fa5d8c3b5ea99cc0d61 /vp8 | |
| parent | 38a20e030f442fb8dfa1e596c98500bd35919e6f (diff) | |
| parent | 7d243701d986b8b7fa2d3148e7a09b52cffd272a (diff) | |
| download | libvpx-675298216d24c7c9ad73140cd7d81acf28648a30.tar libvpx-675298216d24c7c9ad73140cd7d81acf28648a30.tar.gz libvpx-675298216d24c7c9ad73140cd7d81acf28648a30.tar.bz2 libvpx-675298216d24c7c9ad73140cd7d81acf28648a30.zip | |
Merge "Replace pinsrw (SSE) with MMX instructions"
Diffstat (limited to 'vp8')
| -rw-r--r-- | vp8/decoder/x86/dequantize_mmx.asm | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/vp8/decoder/x86/dequantize_mmx.asm b/vp8/decoder/x86/dequantize_mmx.asm index 7ad9289cc..f11eef35a 100644 --- a/vp8/decoder/x86/dequantize_mmx.asm +++ b/vp8/decoder/x86/dequantize_mmx.asm @@ -261,8 +261,6 @@ sym(vp8_dequant_dc_idct_add_mmx): mov rax, arg(0) ;input mov rdx, arg(1) ;dq - movsxd rcx, dword ptr arg(6) ;Dc - movq mm0, [rax ] pmullw mm0, [rdx] @@ -286,8 +284,13 @@ sym(vp8_dequant_dc_idct_add_mmx): movq [rax+16],mm7 movq [rax+24],mm7 + ; move lower word of Dc to lower word of mm0 + psrlq mm0, 16 + movzx rcx, word ptr arg(6) ;Dc + psllq mm0, 16 + movd mm7, rcx + por mm0, mm7 - pinsrw mm0, rcx, 0 movsxd rax, dword ptr arg(4) ;pitch movsxd rdi, dword ptr arg(5) ;stride |