[x265] [PATCH 02 of 11] asm: intra_pred_ang4_26_sse2

[dave]

On 03/27/2015 07:56 PM, chen wrote:
> At 2015-03-28 10:42:42,dtyx265 at gmail.com wrote:
> ># HG changeset patch
> ># User David T Yuen <dtyx265 at gmail.com>
> ># Date 1427504802 25200
> ># Node ID c5fa8f49bf15818007fe6ab25eb6aec65bb203cb
> ># Parent  d7fee58a8466d6862e72cced5a4aa12e37294d4e
> >asm: intra_pred_ang4_26_sse2
> >
> >This is backported from sse4 code and replaces c code.
> >
> >64-bit
> >
> >./test/TestBench --testbench intrapred | grep "intra_ang_4x4\[26\]"
> >intra_ang_4x4[26]	3.87x 	 217.84   	 843.32
> >
> >32-bit
> >
> >./test/TestBench --testbench intrapred | grep "intra_ang_4x4\[26\]"
> >intra_ang_4x4[26]	2.82x 	 320.03   	 903.85
> >
> >diff -r d7fee58a8466 -r c5fa8f49bf15 source/common/x86/asm-primitives.cpp
> >--- a/source/common/x86/asm-primitives.cpp	Fri Mar 27 17:51:06 2015 -0700
> >+++ b/source/common/x86/asm-primitives.cpp	Fri Mar 27 18:06:42 2015 -0700
> >@@ -1205,6 +1205,7 @@
> >         p.cu[BLOCK_4x4].intra_pred[8] = x265_intra_pred_ang4_8_sse2;
> >         p.cu[BLOCK_4x4].intra_pred[9] = x265_intra_pred_ang4_9_sse2;
> >         p.cu[BLOCK_4x4].intra_pred[10] = x265_intra_pred_ang4_10_sse2;
> >+        p.cu[BLOCK_4x4].intra_pred[26] = x265_intra_pred_ang4_26_sse2;
> >
> >         p.cu[BLOCK_4x4].calcresidual = x265_getResidual4_sse2;
> >         p.cu[BLOCK_8x8].calcresidual = x265_getResidual8_sse2;
> >diff -r d7fee58a8466 -r c5fa8f49bf15 source/common/x86/intrapred.h
> >--- a/source/common/x86/intrapred.h	Fri Mar 27 17:51:06 2015 -0700
> >+++ b/source/common/x86/intrapred.h	Fri Mar 27 18:06:42 2015 -0700
> >@@ -56,6 +56,7 @@
> > DECL_ANG(4, 8, sse2);
> > DECL_ANG(4, 9, sse2);
> > DECL_ANG(4, 10, sse2);
> >+DECL_ANG(4, 26, sse2);
> >
> > DECL_ANG(4, 2, ssse3);
> > DECL_ANG(4, 3, sse4);
> >diff -r d7fee58a8466 -r c5fa8f49bf15 source/common/x86/intrapred8.asm
> >--- a/source/common/x86/intrapred8.asm	Fri Mar 27 17:51:06 2015 -0700
> >+++ b/source/common/x86/intrapred8.asm	Fri Mar 27 18:06:42 2015 -0700
> >@@ -1512,6 +1512,46 @@
> >     movd        [r0], m0
> >     RET
> >
> >+INIT_XMM sse2
> >+cglobal intra_pred_ang4_26, 5,5,4
> >+    movd        m0, [r2 + 1]            ; [8 7 6 5 4 3 2 1]
> >+
> >+    ; store
> >+    movd        [r0], m0
> >+    movd        [r0 + r1], m0
> >+    movd        [r0 + r1 * 2], m0
> >+    lea         r3, [r1 * 3]
> >+    movd        [r0 + r3], m0
> >+
> >+    ; filter
> >+    cmp         r4m, byte 0
> >+    jz         .quit
> >+
> >+    pxor        m3, m3
> >+    punpcklbw   m0, m3
> >+    pshuflw     m0, m0, 0x00
> >+    movd        m2, [r2]
> >+    punpcklbw   m2, m3
> >+    pshuflw     m2, m2, 0x00
> >+    movd        m1, [r2 + 9]
> >+    punpcklbw   m1, m3
> >+    psubw       m1, m2
> >+    psraw       m1, 1
> >+    paddw       m0, m1
> >+    packuswb    m0, m0
> >+
> >+    movd        r2, m0
> r2d?
yes, r2d, I will resubmit this one.
> >+    mov         [r0], r2b
> >+    shr         r2, 8
> >+    mov         [r0 + r1], r2b
> >+    shr         r2, 8
> >+    mov         [r0 + r1 * 2], r2b
> >+    shr         r2, 8
> >+    mov         [r0 + r3], r2b
> >+
> >+.quit:
> >+    RET
> >+
> > ;---------------------------------------------------------------------------------------------
> > ; void intra_pred_dc(pixel* dst, intptr_t dstStride, pixel *srcPix, int dirMode, int bFilter)
> > ;---------------------------------------------------------------------------------------------
> >_______________________________________________
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> >x265-devel at videolan.org
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>
>
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