[x265] [PATCH] bloccopy_pp avx asm code: 32x32, 32x48, 32x64 improved by 803.69 -> 514.90, 1126.36 -> 655.24, 1454.09 -> 835.76 cycles

[chen]

right

At 2014-09-24 21:22:43,praveen at multicorewareinc.com wrote:
># HG changeset patch
># User Praveen Tiwari
># Date 1411564953 -19800
># Node ID de1435d8eb446e21bcf2725caa55de7c44f67085
># Parent  6e31c786d691d7484b2d7e754d015da4768c01b5
>bloccopy_pp avx asm code: 32x32, 32x48, 32x64 improved by 803.69 -> 514.90, 1126.36 -> 655.24, 1454.09 -> 835.76 cycles
>
>diff -r 6e31c786d691 -r de1435d8eb44 source/common/x86/asm-primitives.cpp
>--- a/source/common/x86/asm-primitives.cpp	Wed Sep 24 18:44:24 2014 +0530
>+++ b/source/common/x86/asm-primitives.cpp	Wed Sep 24 18:52:33 2014 +0530
>@@ -1724,6 +1724,15 @@
> 
>         p.chroma[X265_CSP_I420].copy_pp[CHROMA_32x24] = x265_blockcopy_pp_32x24_avx;
>         p.luma_copy_pp[LUMA_32x24] = x265_blockcopy_pp_32x24_avx;
>+
>+        p.chroma[X265_CSP_I420].copy_pp[CHROMA_32x32] = x265_blockcopy_pp_32x32_avx;
>+        p.chroma[X265_CSP_I422].copy_pp[CHROMA422_32x32] = x265_blockcopy_pp_32x32_avx;
>+        p.luma_copy_pp[LUMA_32x32]  = x265_blockcopy_pp_32x32_avx;
>+
>+        p.chroma[X265_CSP_I422].copy_pp[CHROMA422_32x48] = x265_blockcopy_pp_32x48_avx;
>+
>+        p.chroma[X265_CSP_I422].copy_pp[CHROMA422_32x64] = x265_blockcopy_pp_32x64_avx;
>+        p.luma_copy_pp[LUMA_32x64]  = x265_blockcopy_pp_32x64_avx;
>     }
>     if (cpuMask & X265_CPU_XOP)
>     {
>diff -r 6e31c786d691 -r de1435d8eb44 source/common/x86/blockcopy8.asm
>--- a/source/common/x86/blockcopy8.asm	Wed Sep 24 18:44:24 2014 +0530
>+++ b/source/common/x86/blockcopy8.asm	Wed Sep 24 18:52:33 2014 +0530
>@@ -724,6 +724,72 @@
> ;-----------------------------------------------------------------------------
> ; void blockcopy_pp_%1x%2(pixel *dest, intptr_t deststride, pixel *src, intptr_t srcstride)
> ;-----------------------------------------------------------------------------
>+%macro BLOCKCOPY_PP_W32_H16_avx 2
>+INIT_YMM avx
>+cglobal blockcopy_pp_%1x%2, 4, 7, 6
>+    lea    r4,  [3 * r1]
>+    lea    r5,  [3 * r3]
>+    mov    r6d, %2/16
>+
>+.loop:
>+    movu    m0, [r2]
>+    movu    m1, [r2 + r3]
>+    movu    m2, [r2 + 2 * r3]
>+    movu    m3, [r2 + r5]
>+    lea     r2, [r2 + 4 * r3]
>+    movu    m4, [r2]
>+    movu    m5, [r2 + r3]
>+  
>+    movu    [r0], m0
>+    movu    [r0 + r1], m1
>+    movu    [r0 + 2 * r1], m2
>+    movu    [r0 + r4], m3
>+    lea     r0, [r0 + 4 * r1]
>+    movu    [r0], m4
>+    movu    [r0 + r1], m5
>+
>+    movu    m0, [r2 + 2 * r3]
>+    movu    m1, [r2 + r5]
>+    lea     r2, [r2 + 4 * r3]
>+    movu    m2, [r2]
>+    movu    m3, [r2 + r3]
>+    movu    m4, [r2 + 2 * r3]
>+    movu    m5, [r2 + r5]
>+
>+    movu    [r0 + 2 * r1], m0
>+    movu    [r0 + r4], m1
>+    lea     r0, [r0 + 4 * r1]
>+    movu    [r0], m2
>+    movu    [r0 + r1], m3
>+    movu    [r0 + 2 * r1], m4
>+    movu    [r0 + r4], m5
>+
>+    lea     r2, [r2 + 4 * r3]
>+    movu    m0, [r2]
>+    movu    m1, [r2 + r3]
>+    movu    m2, [r2 + 2 * r3]
>+    movu    m3, [r2 + r5]
>+
>+    lea     r0, [r0 + 4 * r1]
>+    movu    [r0], m0
>+    movu    [r0 + r1], m1
>+    movu    [r0 + 2 * r1], m2
>+    movu    [r0 + r4], m3
>+
>+    lea     r2, [r2 + 4 * r3]
>+    lea     r0, [r0 + 4 * r1]
>+    dec     r6d
>+    jnz     .loop
>+    RET
>+%endmacro
>+
>+BLOCKCOPY_PP_W32_H16_avx 32, 32
>+BLOCKCOPY_PP_W32_H16_avx 32, 48
>+BLOCKCOPY_PP_W32_H16_avx 32, 64
>+
>+;-----------------------------------------------------------------------------
>+; void blockcopy_pp_%1x%2(pixel *dest, intptr_t deststride, pixel *src, intptr_t srcstride)
>+;-----------------------------------------------------------------------------
> %macro BLOCKCOPY_PP_W48_H2 2
> INIT_XMM sse2
> cglobal blockcopy_pp_%1x%2, 4, 5, 6
>diff -r 6e31c786d691 -r de1435d8eb44 source/common/x86/blockcopy8.h
>--- a/source/common/x86/blockcopy8.h	Wed Sep 24 18:44:24 2014 +0530
>+++ b/source/common/x86/blockcopy8.h	Wed Sep 24 18:52:33 2014 +0530
>@@ -197,6 +197,9 @@
> void x265_blockcopy_pp_32x8_avx(pixel * a, intptr_t stridea, pixel * b, intptr_t strideb);
> void x265_blockcopy_pp_32x16_avx(pixel * a, intptr_t stridea, pixel * b, intptr_t strideb);
> void x265_blockcopy_pp_32x24_avx(pixel * a, intptr_t stridea, pixel * b, intptr_t strideb);
>+void x265_blockcopy_pp_32x32_avx(pixel * a, intptr_t stridea, pixel * b, intptr_t strideb);
>+void x265_blockcopy_pp_32x48_avx(pixel * a, intptr_t stridea, pixel * b, intptr_t strideb);
>+void x265_blockcopy_pp_32x64_avx(pixel * a, intptr_t stridea, pixel * b, intptr_t strideb);
> 
> #undef BLOCKCOPY_COMMON
> #undef BLOCKCOPY_SS_PP
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