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mips msa vp8 copy mem optimization

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average improvement ~2x-4x

Change-Id: I3af3ecced96c5b8e0cb811256e5089e28fe013a2
This commit is contained in:
Parag Salasakar 2015-07-23 10:29:40 +05:30
parent 33a9d53c10
commit 509fb0bc9d
4 changed files with 100 additions and 3 deletions
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70
vp8/common/mips/msa/copymem_msa.c Normal file
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@ -0,0 +1,70 @@
/*
* Copyright (c) 2015 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "./vp8_rtcd.h"
#include "vp8/common/mips/msa/vp8_macros_msa.h"
static void copy_8x4_msa(uint8_t *src, int32_t src_stride,
uint8_t *dst, int32_t dst_stride)
{
uint64_t src0, src1, src2, src3;
LD4(src, src_stride, src0, src1, src2, src3);
SD4(src0, src1, src2, src3, dst, dst_stride);
}
static void copy_8x8_msa(uint8_t *src, int32_t src_stride,
uint8_t *dst, int32_t dst_stride)
{
uint64_t src0, src1, src2, src3;
LD4(src, src_stride, src0, src1, src2, src3);
src += (4 * src_stride);
SD4(src0, src1, src2, src3, dst, dst_stride);
dst += (4 * dst_stride);
LD4(src, src_stride, src0, src1, src2, src3);
SD4(src0, src1, src2, src3, dst, dst_stride);
}
static void copy_16x16_msa(uint8_t *src, int32_t src_stride,
uint8_t *dst, int32_t dst_stride)
{
v16u8 src0, src1, src2, src3, src4, src5, src6, src7;
v16u8 src8, src9, src10, src11, src12, src13, src14, src15;
LD_UB8(src, src_stride, src0, src1, src2, src3, src4, src5, src6, src7);
src += (8 * src_stride);
LD_UB8(src, src_stride, src8, src9, src10, src11, src12, src13, src14,
src15);
ST_UB8(src0, src1, src2, src3, src4, src5, src6, src7, dst, dst_stride);
dst += (8 * dst_stride);
ST_UB8(src8, src9, src10, src11, src12, src13, src14, src15, dst,
dst_stride);
}
void vp8_copy_mem16x16_msa(uint8_t *src, int32_t src_stride,
uint8_t *dst, int32_t dst_stride)
{
copy_16x16_msa(src, src_stride, dst, dst_stride);
}
void vp8_copy_mem8x8_msa(uint8_t *src, int32_t src_stride,
uint8_t *dst, int32_t dst_stride)
{
copy_8x8_msa(src, src_stride, dst, dst_stride);
}
void vp8_copy_mem8x4_msa(uint8_t *src, int32_t src_stride,
uint8_t *dst, int32_t dst_stride)
{
copy_8x4_msa(src, src_stride, dst, dst_stride);
}

26
vp8/common/mips/msa/vp8_macros_msa.h
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@ -222,6 +222,23 @@
out3 = LW((psrc) + 3 * stride); \
}
/* Description : Load double words with stride
Arguments : Inputs - psrc, stride
Outputs - out0, out1
Details : Load double word in 'out0' from (psrc)
Load double word in 'out1' from (psrc + stride)
*/
#define LD2(psrc, stride, out0, out1) \
{ \
out0 = LD((psrc)); \
out1 = LD((psrc) + stride); \
}
#define LD4(psrc, stride, out0, out1, out2, out3) \
{ \
LD2((psrc), stride, out0, out1); \
LD2((psrc) + 2 * stride, stride, out2, out3); \
}
/* Description : Store 4 words with stride
Arguments : Inputs - in0, in1, in2, in3, pdst, stride
Details : Store word from 'in0' to (pdst)
@ -298,6 +315,7 @@
LD_B4(RTYPE, (psrc) + 4 * stride, stride, out4, out5, out6, out7); \
}
#define LD_UB8(...) LD_B8(v16u8, __VA_ARGS__)
#define LD_SB8(...) LD_B8(v16i8, __VA_ARGS__)
/* Description : Load vectors with 8 halfword elements with stride
Arguments : Inputs - psrc, stride
@ -339,6 +357,14 @@
#define ST_UB4(...) ST_B4(v16u8, __VA_ARGS__)
#define ST_SB4(...) ST_B4(v16i8, __VA_ARGS__)
#define ST_B8(RTYPE, in0, in1, in2, in3, in4, in5, in6, in7, \
pdst, stride) \
{ \
ST_B4(RTYPE, in0, in1, in2, in3, pdst, stride); \
ST_B4(RTYPE, in4, in5, in6, in7, (pdst) + 4 * stride, stride); \
}
#define ST_UB8(...) ST_B8(v16u8, __VA_ARGS__)
/* Description : Store vectors of 8 halfword elements with stride
Arguments : Inputs - in0, in1, pdst, stride
Details : Store 8 halfword elements from 'in0' to (pdst)

6
vp8/common/rtcd_defs.pl
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@ -138,17 +138,17 @@ $vp8_dc_only_idct_add_dspr2=vp8_dc_only_idct_add_dspr2;
# RECON
#
add_proto qw/void vp8_copy_mem16x16/, "unsigned char *src, int src_pitch, unsigned char *dst, int dst_pitch";
specialize qw/vp8_copy_mem16x16 mmx sse2 media neon dspr2/;
specialize qw/vp8_copy_mem16x16 mmx sse2 media neon dspr2 msa/;
$vp8_copy_mem16x16_media=vp8_copy_mem16x16_v6;
$vp8_copy_mem16x16_dspr2=vp8_copy_mem16x16_dspr2;
add_proto qw/void vp8_copy_mem8x8/, "unsigned char *src, int src_pitch, unsigned char *dst, int dst_pitch";
specialize qw/vp8_copy_mem8x8 mmx media neon dspr2/;
specialize qw/vp8_copy_mem8x8 mmx media neon dspr2 msa/;
$vp8_copy_mem8x8_media=vp8_copy_mem8x8_v6;
$vp8_copy_mem8x8_dspr2=vp8_copy_mem8x8_dspr2;
add_proto qw/void vp8_copy_mem8x4/, "unsigned char *src, int src_pitch, unsigned char *dst, int dst_pitch";
specialize qw/vp8_copy_mem8x4 mmx media neon dspr2/;
specialize qw/vp8_copy_mem8x4 mmx media neon dspr2 msa/;
$vp8_copy_mem8x4_media=vp8_copy_mem8x4_v6;
$vp8_copy_mem8x4_dspr2=vp8_copy_mem8x4_dspr2;

1
vp8/vp8_common.mk
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@ -114,6 +114,7 @@ VP8_COMMON_SRCS-$(HAVE_DSPR2) += common/mips/dspr2/idct_blk_dspr2.c
VP8_COMMON_SRCS-$(HAVE_DSPR2) += common/mips/dspr2/dequantize_dspr2.c
# common (c)
VP8_COMMON_SRCS-$(HAVE_MSA) += common/mips/msa/copymem_msa.c
VP8_COMMON_SRCS-$(HAVE_MSA) += common/mips/msa/idct_msa.c
VP8_COMMON_SRCS-$(HAVE_MSA) += common/mips/msa/loopfilter_filters_msa.c
VP8_COMMON_SRCS-$(HAVE_MSA) += common/mips/msa/sixtap_filter_msa.c