[x265] [PATCH] Luma_hpp[32x8 , 32x16 , 32x24 , 32x32 , 32x64] avx2 asm code: improved 2032c->1556c, 4238c->3014c, 6696c->4801c, 8697c->6433c, 16823c->12297c

[aasaipriya at multicorewareinc.com]

# HG changeset patch
# User Aasaipriya Chandran <aasaipriya at multicorewareinc.com>
# Date 1416981830 -19800
#      Wed Nov 26 11:33:50 2014 +0530
# Node ID 8eebab127d8ab8b8a562b9e07d6f94e46a5ab597
# Parent  5d9afc075f88738b5a558c2d6e6de50b6586b634
Luma_hpp[32x8 , 32x16 , 32x24 , 32x32 , 32x64] avx2 asm code: improved 2032c->1556c, 4238c->3014c, 6696c->4801c, 8697c->6433c, 16823c->12297c

diff -r 5d9afc075f88 -r 8eebab127d8a source/common/x86/asm-primitives.cpp
--- a/source/common/x86/asm-primitives.cpp	Tue Nov 25 14:12:13 2014 +0530
+++ b/source/common/x86/asm-primitives.cpp	Wed Nov 26 11:33:50 2014 +0530
@@ -1807,6 +1807,12 @@
         p.luma_hpp[LUMA_16x32] = x265_interp_8tap_horiz_pp_16x32_avx2;
         p.luma_hpp[LUMA_16x64] = x265_interp_8tap_horiz_pp_16x64_avx2;
 
+        p.luma_hpp[LUMA_32x8] = x265_interp_8tap_horiz_pp_32x8_avx2;
+        p.luma_hpp[LUMA_32x16] = x265_interp_8tap_horiz_pp_32x16_avx2;
+        p.luma_hpp[LUMA_32x24] = x265_interp_8tap_horiz_pp_32x24_avx2;
+        p.luma_hpp[LUMA_32x32] = x265_interp_8tap_horiz_pp_32x32_avx2;
+        p.luma_hpp[LUMA_32x64] = x265_interp_8tap_horiz_pp_32x64_avx2;
+
         p.luma_hpp[LUMA_64x64] = x265_interp_8tap_horiz_pp_64x64_avx2;
         p.luma_hpp[LUMA_64x48] = x265_interp_8tap_horiz_pp_64x48_avx2;
         p.luma_hpp[LUMA_64x32] = x265_interp_8tap_horiz_pp_64x32_avx2;
diff -r 5d9afc075f88 -r 8eebab127d8a source/common/x86/ipfilter8.asm
--- a/source/common/x86/ipfilter8.asm	Tue Nov 25 14:12:13 2014 +0530
+++ b/source/common/x86/ipfilter8.asm	Wed Nov 26 11:33:50 2014 +0530
@@ -923,6 +923,76 @@
     RET
 %endmacro
 
+%macro IPFILTER_LUMA_32x_avx2 2
+INIT_YMM avx2
+cglobal interp_8tap_horiz_pp_%1x%2, 4,6,8
+    sub               r0,         3
+    mov               r4d,        r4m
+%ifdef PIC
+    lea               r5,         [tab_LumaCoeff]
+    vpbroadcastd      m0,         [r5 + r4 * 8]
+    vpbroadcastd      m1,         [r5 + r4 * 8 + 4]
+%else
+    vpbroadcastd      m0,         [tab_LumaCoeff + r4 * 8]
+    vpbroadcastd      m1,         [tab_LumaCoeff + r4 * 8 + 4]
+%endif
+    movu              m3,         [tab_Tm + 16]
+    vpbroadcastd      m7,         [pw_1]
+
+    ; register map
+    ; m0 , m1 interpolate coeff
+    ; m2 , m2  shuffle order table
+    ; m7 - pw_1
+
+    mov               r4d,        %2
+.loop:
+    ; Row 0
+    vbroadcasti128    m4,         [r0]                        ; [x E D C B A 9 8 7 6 5 4 3 2 1 0]
+    pshufb            m5,         m4,     m3
+    pshufb            m4,         [tab_Tm]
+    pmaddubsw         m4,         m0
+    pmaddubsw         m5,         m1
+    paddw             m4,         m5
+    pmaddwd           m4,         m7
+    vbroadcasti128    m5,         [r0 + 8]
+    pshufb            m6,         m5,     m3
+    pshufb            m5,         [tab_Tm]
+    pmaddubsw         m5,         m0
+    pmaddubsw         m6,         m1
+    paddw             m5,         m6
+    pmaddwd           m5,         m7
+    packssdw          m4,         m5                          ; [17 16 15 14 07 06 05 04 13 12 11 10 03 02 01 00]
+    pmulhrsw          m4,         [pw_512]
+    vbroadcasti128    m2,         [r0 + 16]
+    pshufb            m5,         m2,     m3
+    pshufb            m2,         [tab_Tm]
+    pmaddubsw         m2,         m0
+    pmaddubsw         m5,         m1
+    paddw             m2,         m5
+    pmaddwd           m2,         m7
+    vbroadcasti128    m5,         [r0 + 24]
+    pshufb            m6,         m5,     m3
+    pshufb            m5,         [tab_Tm]
+    pmaddubsw         m5,         m0
+    pmaddubsw         m6,         m1
+    paddw             m5,         m6
+    pmaddwd           m5,         m7
+    packssdw          m2,         m5
+    pmulhrsw          m2,         [pw_512]
+    packuswb          m4,         m2
+    vpermq            m4,         m4,     11011000b
+    vextracti128      xm5,        m4,     1
+    pshufd            xm4,        xm4,    11011000b
+    pshufd            xm5,        xm5,    11011000b
+    movu              [r2],       xm4
+    movu              [r2 + 16],  xm5
+    lea               r0,         [r0 + r1]
+    lea               r2,         [r2 + r3]
+    dec               r4d
+    jnz               .loop
+    RET
+%endmacro
+
 %macro IPFILTER_LUMA_64x_avx2 2
 INIT_YMM avx2
 cglobal interp_8tap_horiz_pp_%1x%2, 4,6,8
@@ -1050,6 +1120,12 @@
     IPFILTER_LUMA_AVX2 16, 32
     IPFILTER_LUMA_AVX2 16, 64
 
+    IPFILTER_LUMA_32x_avx2 32 , 8
+    IPFILTER_LUMA_32x_avx2 32 , 16
+    IPFILTER_LUMA_32x_avx2 32 , 24
+    IPFILTER_LUMA_32x_avx2 32 , 32
+    IPFILTER_LUMA_32x_avx2 32 , 64
+
     IPFILTER_LUMA_64x_avx2 64 , 64
     IPFILTER_LUMA_64x_avx2 64 , 48
     IPFILTER_LUMA_64x_avx2 64 , 32