Mercurial > x265

changeset 9562:659a1376696e

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asm-avx2: filter_vpp[2x4], filter_vps[2x4]: improve 235c->196c, 214c->174c
author Divya Manivannan <divya@multicorewareinc.com>
date Mon, 23 Feb 2015 14:44:28 +0530
parents f317939a5b33
children 39f45f701936
files source/common/x86/asm-primitives.cpp source/common/x86/ipfilter8.asm
diffstat 2 files changed, 60 insertions(+-), 0 deletions(-) [+]
line wrap: on
line diff
--- a/source/common/x86/asm-primitives.cpp	Mon Feb 23 10:22:39 2015 +0530
+++ b/source/common/x86/asm-primitives.cpp	Mon Feb 23 14:44:28 2015 +0530
@@ -1798,7 +1798,9 @@ void setupAssemblyPrimitives(EncoderPrim
         // color space i420
         p.chroma[X265_CSP_I420].pu[CHROMA_420_4x4].filter_vpp = x265_interp_4tap_vert_pp_4x4_avx2;
         p.chroma[X265_CSP_I420].pu[CHROMA_420_8x8].filter_vpp = x265_interp_4tap_vert_pp_8x8_avx2;
+        p.chroma[X265_CSP_I420].pu[CHROMA_420_2x4].filter_vpp = x265_interp_4tap_vert_pp_2x4_avx2;
 
+        p.chroma[X265_CSP_I420].pu[CHROMA_420_2x4].filter_vps = x265_interp_4tap_vert_ps_2x4_avx2;
         p.chroma[X265_CSP_I420].pu[CHROMA_420_8x8].filter_vps = x265_interp_4tap_vert_ps_8x8_avx2;
 
         // color space i422
--- a/source/common/x86/ipfilter8.asm	Mon Feb 23 10:22:39 2015 +0530
+++ b/source/common/x86/ipfilter8.asm	Mon Feb 23 14:44:28 2015 +0530
@@ -35,6 +35,10 @@ ALIGN 32
 const interp4_vpp_shuf, times 2 db 0, 4, 1, 5, 2, 6, 3, 7, 8, 12, 9, 13, 10, 14, 11, 15
 
 ALIGN 32
+const interp_vert_shuf, db 0, 2, 1, 3, 2, 4, 3, 5, 4, 6, 5, 7, 6, 8, 7, 9
+                        db 4, 6, 5, 7, 6, 8, 7, 9, 8, 10, 9, 11, 10, 12, 11, 13
+
+ALIGN 32
 const interp4_vpp_shuf1, dd 0, 1, 1, 2, 2, 3, 3, 4
                          dd 2, 3, 3, 4, 4, 5, 5, 6
 
@@ -2266,6 +2270,60 @@ pextrw      [r2 + r3], m2, 6
 
 RET
 
+%macro FILTER_VER_CHROMA_AVX2_2x4 1
+INIT_YMM avx2
+cglobal interp_4tap_vert_%1_2x4, 4, 6, 2
+    mov             r4d, r4m
+    shl             r4d, 5
+    sub             r0, r1
+
+%ifdef PIC
+    lea             r5, [tab_ChromaCoeff_V]
+    add             r5, r4
+%else
+    lea             r5, [tab_ChromaCoeff_V + r4]
+%endif
+
+    lea             r4, [r1 * 3]
+
+    pinsrw          xm1, [r0], 0
+    pinsrw          xm1, [r0 + r1], 1
+    pinsrw          xm1, [r0 + r1 * 2], 2
+    pinsrw          xm1, [r0 + r4], 3
+    lea             r0, [r0 + r1 * 4]
+    pinsrw          xm1, [r0], 4
+    pinsrw          xm1, [r0 + r1], 5
+    pinsrw          xm1, [r0 + r1 * 2], 6
+
+    pshufb          xm0, xm1, [interp_vert_shuf]
+    pshufb          xm1, [interp_vert_shuf + 16]
+    vinserti128     m0, m0, xm1, 1
+    pmaddubsw       m0, [r5]
+    vextracti128    xm1, m0, 1
+    paddw           xm0, xm1
+%ifidn %1,pp
+    pmulhrsw        xm0, [pw_512]
+    packuswb        xm0, xm0
+    lea             r4, [r3 * 3]
+    pextrw          [r2], xm0, 0
+    pextrw          [r2 + r3], xm0, 1
+    pextrw          [r2 + r3 * 2], xm0, 2
+    pextrw          [r2 + r4], xm0, 3
+%else
+    add             r3d, r3d
+    lea             r4, [r3 * 3]
+    psubw           xm0, [pw_2000]
+    movd            [r2], xm0
+    pextrd          [r2 + r3], xm0, 1
+    pextrd          [r2 + r3 * 2], xm0, 2
+    pextrd          [r2 + r4], xm0, 3
+%endif
+    RET
+%endmacro
+
+FILTER_VER_CHROMA_AVX2_2x4 pp
+FILTER_VER_CHROMA_AVX2_2x4 ps
+
 ;-----------------------------------------------------------------------------
 ; void interp_4tap_vert_pp_2x8(pixel *src, intptr_t srcStride, pixel *dst, intptr_t dstStride, int coeffIdx)
 ;-----------------------------------------------------------------------------