diff options
| author | James Almer <jamrial@gmail.com> | 2014-08-02 23:21:31 -0300 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2014-08-03 04:24:15 +0200 |
| commit | d0f56ca0710157144fe00c075dd508085df716ef (patch) | |
| tree | f17db39ee285ff5aaabe4b1cc24c6a3a95b1f3cf /libavcodec/x86/hevc_deblock.asm | |
| parent | 2e6fdcb7f3c86491408a3699f0aa9dc52b7c5686 (diff) | |
x86/hevc_deblock: improve 8bit transpose store macros
Up to four instructions less depending on function and instruction set.
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/x86/hevc_deblock.asm')
| -rw-r--r-- | libavcodec/x86/hevc_deblock.asm | 70 |
1 files changed, 22 insertions, 48 deletions
diff --git a/libavcodec/x86/hevc_deblock.asm b/libavcodec/x86/hevc_deblock.asm index 5951e86844..89c0f9bb64 100644 --- a/libavcodec/x86/hevc_deblock.asm +++ b/libavcodec/x86/hevc_deblock.asm @@ -77,16 +77,10 @@ INIT_XMM sse2 ; in: 4 rows of 8 words in m0..m3 ; out: 8 rows of 4 bytes in %1..%8 %macro TRANSPOSE8x4B_STORE 8 - packuswb m0, m0 - packuswb m1, m1 - packuswb m2, m2 - packuswb m3, m3 - - punpcklbw m0, m1 - punpcklbw m2, m3 - - punpckhwd m6, m0, m2 - punpcklwd m0, m2 + packuswb m0, m2 + packuswb m1, m3 + SBUTTERFLY bw, 0, 1, 2 + SBUTTERFLY wd, 0, 1, 2 movd %1, m0 pshufd m0, m0, 0x39 @@ -96,13 +90,13 @@ INIT_XMM sse2 pshufd m0, m0, 0x39 movd %4, m0 - movd %5, m6 - pshufd m6, m6, 0x39 - movd %6, m6 - pshufd m6, m6, 0x39 - movd %7, m6 - pshufd m6, m6, 0x39 - movd %8, m6 + movd %5, m1 + pshufd m1, m1, 0x39 + movd %6, m1 + pshufd m1, m1, 0x39 + movd %7, m1 + pshufd m1, m1, 0x39 + movd %8, m1 %endmacro ; in: 8 rows of 4 words in %4..%11 @@ -204,40 +198,20 @@ INIT_XMM sse2 ; in: 8 rows of 8 words in m0..m8 ; out: 8 rows of 8 bytes in %1..%8 %macro TRANSPOSE8x8B_STORE 8 - packuswb m0, m0 - packuswb m1, m1 - packuswb m2, m2 - packuswb m3, m3 - packuswb m4, m4 - packuswb m5, m5 - packuswb m6, m6 - packuswb m7, m7 - - punpcklbw m0, m1 - punpcklbw m2, m3 - - punpckhwd m8, m0, m2 - punpcklwd m0, m2 - - punpcklbw m4, m5 - punpcklbw m6, m7 - - punpckhwd m9, m4, m6 - punpcklwd m4, m6 + packuswb m0, m4 + packuswb m1, m5 + packuswb m2, m6 + packuswb m3, m7 + TRANSPOSE2x4x4B 0, 1, 2, 3, 4 - punpckhdq m10, m0, m4; 2, 3 - punpckldq m0, m4; 0, 1 - - punpckldq m11, m8, m9; 4, 5 - punpckhdq m8, m9; 6, 7 movq %1, m0 movhps %2, m0 - movq %3, m10 - movhps %4, m10 - movq %5, m11 - movhps %6, m11 - movq %7, m8 - movhps %8, m8 + movq %3, m1 + movhps %4, m1 + movq %5, m2 + movhps %6, m2 + movq %7, m3 + movhps %8, m3 %endmacro ; in: 8 rows of 8 words in %1..%8 |