[x265] [PATCH Review Only] asm-avx2: intra_pred_ang8_4

[praveen at multicorewareinc.com]

# HG changeset patch
# User Praveen Tiwari <praveen at multicorewareinc.com>
# Date 1424861743 -19800
# Node ID e1b7ddbe1ecb1b1b9058e81c85bbe874fe1d581d
# Parent  e2bd981f1ea8e484d6875ca3e06c9a820e6ea4e5
asm-avx2: intra_pred_ang8_4

diff -r e2bd981f1ea8 -r e1b7ddbe1ecb source/common/x86/asm-primitives.cpp
--- a/source/common/x86/asm-primitives.cpp	Wed Feb 25 16:02:10 2015 +0530
+++ b/source/common/x86/asm-primitives.cpp	Wed Feb 25 16:25:43 2015 +0530
@@ -1814,6 +1814,7 @@
         // intra_pred functions
         p.cu[BLOCK_8x8].intra_pred[3] = x265_intra_pred_ang8_3_avx2;
         p.cu[BLOCK_8x8].intra_pred[33] = x265_intra_pred_ang8_33_avx2;
+        p.cu[BLOCK_8x8].intra_pred[4] = x265_intra_pred_ang8_4_avx2;
         p.cu[BLOCK_8x8].intra_pred[32] = x265_intra_pred_ang8_32_avx2;
     }
 }
diff -r e2bd981f1ea8 -r e1b7ddbe1ecb source/common/x86/intrapred.h
--- a/source/common/x86/intrapred.h	Wed Feb 25 16:02:10 2015 +0530
+++ b/source/common/x86/intrapred.h	Wed Feb 25 16:25:43 2015 +0530
@@ -159,6 +159,7 @@
 #undef DECL_ANG
 void x265_intra_pred_ang8_3_avx2(pixel* dst, intptr_t dstStride, const pixel* srcPix, int dirMode, int bFilter);
 void x265_intra_pred_ang8_33_avx2(pixel* dst, intptr_t dstStride, const pixel* srcPix, int dirMode, int bFilter);
+void x265_intra_pred_ang8_4_avx2(pixel* dst, intptr_t dstStride, const pixel* srcPix, int dirMode, int bFilter);
 void x265_intra_pred_ang8_32_avx2(pixel* dst, intptr_t dstStride, const pixel* srcPix, int dirMode, int bFilter);
 void x265_all_angs_pred_4x4_sse4(pixel *dest, pixel *refPix, pixel *filtPix, int bLuma);
 void x265_all_angs_pred_8x8_sse4(pixel *dest, pixel *refPix, pixel *filtPix, int bLuma);
diff -r e2bd981f1ea8 -r e1b7ddbe1ecb source/common/x86/intrapred8.asm
--- a/source/common/x86/intrapred8.asm	Wed Feb 25 16:02:10 2015 +0530
+++ b/source/common/x86/intrapred8.asm	Wed Feb 25 16:25:43 2015 +0530
@@ -32130,6 +32130,52 @@
     movhps            [r0 + r3], xm2
     RET
 
+
+INIT_YMM avx2
+cglobal intra_pred_ang8_4, 3,4,5
+    movu              m3, [pw_1024]
+    vbroadcasti128    m0, [r2 + 17]
+
+    pshufb            m1, m0, [c_ang8_src1_9_2_10]
+    pshufb            m2, m0, [c_ang8_src2_10_3_11]
+    pshufb            m4, m0, [c_ang8_src4_12_4_12]
+    pshufb            m0,     [c_ang8_src5_13_6_14]
+
+    pmaddubsw         m1, [c_ang8_21_10]
+    pmulhrsw          m1, m3
+    pmaddubsw         m2, [c_ang8_31_20]
+    pmulhrsw          m2, m3
+    pmaddubsw         m4, [c_ang8_9_30]
+    pmulhrsw          m4, m3
+    pmaddubsw         m0, [c_ang8_19_8]
+    pmulhrsw          m0, m3
+    packuswb          m1, m2
+    packuswb          m4, m0
+
+    vperm2i128        m2, m1, m4, 00100000b
+    vperm2i128        m1, m1, m4, 00110001b
+    punpcklbw         m4, m2, m1
+    punpckhbw         m2, m1
+    punpcklwd         m1, m4, m2
+    punpckhwd         m4, m2
+    mova              m0, [trans8_shuf]
+    vpermd            m1, m0, m1
+    vpermd            m4, m0, m4
+
+    lea               r3, [3 * r1]
+    movq              [r0], xm1
+    movhps            [r0 + r1], xm1
+    vextracti128      xm2, m1, 1
+    movq              [r0 + 2 * r1], xm2
+    movhps            [r0 + r3], xm2
+    lea               r0, [r0 + 4 * r1]
+    movq              [r0], xm4
+    movhps            [r0 + r1], xm4
+    vextracti128      xm2, m4, 1
+    movq              [r0 + 2 * r1], xm2
+    movhps            [r0 + r3], xm2
+    RET
+
 INIT_YMM avx2
 cglobal intra_pred_ang8_32, 3,4,5
     movu              m3, [pw_1024]