[x265] [PATCH] asm: interp_8tap_hv_pp_8x8 sse3

[dtyx265 at gmail.com]

# HG changeset patch
# User David T Yuen <dtyx265 at gmail.com>
# Date 1430361608 25200
# Node ID f95cc094467c844c6607c67d330748d171d26483
# Parent  9a1b8b71bc997547044f42992e1eb7f3572f03f1
asm: interp_8tap_hv_pp_8x8 sse3

This replaces c code

64-bit

./test/TestBench --testbench interp | grep hv
luma_hv [  8x8]		2.53x 	 14225.03 	 35970.65

32-bit

./test/TestBench --testbench interp | grep hv
luma_hv [  8x8]		2.50x 	 14367.40 	 35917.48

diff -r 9a1b8b71bc99 -r f95cc094467c source/common/x86/asm-primitives.cpp
--- a/source/common/x86/asm-primitives.cpp	Wed Apr 29 08:23:45 2015 -0700
+++ b/source/common/x86/asm-primitives.cpp	Wed Apr 29 19:40:08 2015 -0700
@@ -1347,6 +1347,7 @@
         p.pu[LUMA_4x4].luma_hpp = x265_interp_8tap_horiz_pp_4x4_sse2;
         ALL_LUMA_PU(luma_hps, interp_8tap_horiz_ps, sse2);
         p.pu[LUMA_4x4].luma_hps = x265_interp_8tap_horiz_ps_4x4_sse2;
+        p.pu[LUMA_8x8].luma_hvpp = x265_interp_8tap_hv_pp_8x8_sse3;
 
         //p.frameInitLowres = x265_frame_init_lowres_core_mmx2;
         p.frameInitLowres = x265_frame_init_lowres_core_sse2;
diff -r 9a1b8b71bc99 -r f95cc094467c source/common/x86/ipfilter8.asm
--- a/source/common/x86/ipfilter8.asm	Wed Apr 29 08:23:45 2015 -0700
+++ b/source/common/x86/ipfilter8.asm	Wed Apr 29 19:40:08 2015 -0700
@@ -3464,6 +3464,78 @@
     RET
 
 ;-----------------------------------------------------------------------------
+; void interp_8tap_hv_pp_%1x%2(pixel *src, intptr_t srcStride, pixel *dst, intptr_t dstStride, int idxX, int idxY)
+;-----------------------------------------------------------------------------
+INIT_XMM sse3
+cglobal interp_8tap_hv_pp_8x8, 4, 7, 8, 0-15*16
+    mov         r4d,        r4m
+    mov         r5d,        r5m
+    add         r4d,        r4d
+    pxor        m6,         m6
+
+%ifdef PIC
+    lea         r6,         [tabw_LumaCoeff]
+    mova        m3,         [r6 + r4 * 8]
+%else
+    mova        m3,         [tabw_LumaCoeff + r4 * 8]
+%endif
+
+    ; move to row -3
+    lea         r6,         [r1 + r1 * 2]
+    sub         r0,         r6
+
+    mov         r4,         rsp
+
+%assign x 0     ;needed for FILTER_H8_W8_sse2 macro
+%assign y 1
+%rep 15
+    FILTER_H8_W8_sse2
+    psubw       m1,         [pw_2000]
+    mova        [r4],       m1
+
+%if y < 15
+    add         r0,         r1
+    add         r4,         16
+%endif
+%assign y y+1
+%endrep
+
+    ; ready to phase V
+    ; Here all of mN is free
+
+    ; load coeff table
+    shl         r5,         6
+    lea         r6,         [tab_LumaCoeffV]
+    lea         r5,         [r5 + r6]
+
+    ; load intermedia buffer
+    mov         r0,         rsp
+
+    ; register mapping
+    ; r0 - src
+    ; r5 - coeff
+
+    ; let's go
+%assign y 1
+%rep 4
+    FILTER_HV8_START    m1, m2, m3, m4, m0,             0, 0
+    FILTER_HV8_MID      m6, m2, m3, m4, m0, m1, m7, m5, 3, 1
+    FILTER_HV8_MID      m5, m6, m3, m4, m0, m1, m7, m2, 5, 2
+    FILTER_HV8_MID      m6, m5, m3, m4, m0, m1, m7, m2, 7, 3
+    FILTER_HV8_END      m3, m0, m4, m1
+
+    movh        [r2],       m3
+    movhps      [r2 + r3],  m3
+
+%if y < 4
+    lea         r0,         [r0 + 16 * 2]
+    lea         r2,         [r2 + r3 * 2]
+%endif
+%assign y y+1
+%endrep
+    RET
+
+;-----------------------------------------------------------------------------
 ;void interp_4tap_vert_pp_2x4(pixel *src, intptr_t srcStride, pixel *dst, intptr_t dstStride, int coeffIdx)
 ;-----------------------------------------------------------------------------
 INIT_XMM sse4
diff -r 9a1b8b71bc99 -r f95cc094467c source/common/x86/ipfilter8.h
--- a/source/common/x86/ipfilter8.h	Wed Apr 29 08:23:45 2015 -0700
+++ b/source/common/x86/ipfilter8.h	Wed Apr 29 19:40:08 2015 -0700
@@ -900,6 +900,7 @@
 void x265_interp_8tap_horiz_ps_64x32_sse2(const pixel* src, intptr_t srcStride, int16_t* dst, intptr_t dstStride, int coeffIdx, int isRowExt);
 void x265_interp_8tap_horiz_ps_64x48_sse2(const pixel* src, intptr_t srcStride, int16_t* dst, intptr_t dstStride, int coeffIdx, int isRowExt);
 void x265_interp_8tap_horiz_ps_64x64_sse2(const pixel* src, intptr_t srcStride, int16_t* dst, intptr_t dstStride, int coeffIdx, int isRowExt);
+void x265_interp_8tap_hv_pp_8x8_sse3(const pixel* src, intptr_t srcStride, pixel* dst, intptr_t dstStride, int idxX, int idxY);
 #undef LUMA_FILTERS
 #undef LUMA_SP_FILTERS
 #undef LUMA_SS_FILTERS