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ffmpeg.wasm-core
Commit 89ec4ada authored by Zhou Xiaoyong's avatar Zhou Xiaoyong Committed by Michael Niedermayer
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avcodec/mips: loongson optimize mmi load and store operators 

1.MMI_ load/store macros are defined in libavutil/mips/mmiutils.h
2.Replace some unnecessary unaligned access with aligned operator
3.The MMI_ load/store is compatible with cpu loongson2e/2f which not support instructions start with gs
Signed-off-by: 's avatarMichael Niedermayer <michael@niedermayer.cc>
parent b9cd9226
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Showing with 2066 additions and 2306 deletions
libavcodec/mips/blockdsp_mmi.c
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libavcodec/mips/h264chroma_mmi.c
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libavcodec/mips/h264dsp_mmi.c
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libavcodec/mips/h264pred_mmi.c
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libavcodec/mips/h264qpel_mmi.c
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libavcodec/mips/hpeldsp_mmi.c
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libavcodec/mips/idctdsp_mmi.c
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libavcodec/mips/mpegvideo_mmi.c
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libavcodec/mips/pixblockdsp_mmi.c
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......@@ -23,34 +23,73 @@
#include "pixblockdsp_mips.h"
#include "libavutil/mips/asmdefs.h"
#include "libavutil/mips/mmiutils.h"
void ff_get_pixels_8_mmi(int16_t *av_restrict block, const uint8_t *pixels,
ptrdiff_t line_size)
{
double ftmp[6];
mips_reg tmp[2];
double ftmp[7];
DECLARE_VAR_ALL64;
DECLARE_VAR_ADDRT;
__asm__ volatile (
"li %[tmp1], 0x08 \n\t"
"move %[tmp0], $0 \n\t"
"xor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
"1: \n\t"
"gsldlc1 %[ftmp1], 0x07(%[pixels]) \n\t"
"gsldrc1 %[ftmp1], 0x00(%[pixels]) \n\t"
"punpcklbh %[ftmp2], %[ftmp1], %[ftmp0] \n\t"
"punpckhbh %[ftmp5], %[ftmp1], %[ftmp0] \n\t"
"gssdxc1 %[ftmp2], 0x00(%[block], %[tmp0]) \n\t"
"gssdxc1 %[ftmp5], 0x08(%[block], %[tmp0]) \n\t"
PTR_ADDI "%[tmp1], %[tmp1], -0x01 \n\t"
PTR_ADDIU "%[tmp0], %[tmp0], 0x10 \n\t"
PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t"
"bnez %[tmp1], 1b \n\t"
MMI_LDC1(%[ftmp1], %[pixels], 0x00)
MMI_LDXC1(%[ftmp2], %[pixels], %[line_size], 0x00)
"punpcklbh %[ftmp3], %[ftmp1], %[ftmp0] \n\t"
"punpckhbh %[ftmp4], %[ftmp1], %[ftmp0] \n\t"
"punpcklbh %[ftmp5], %[ftmp2], %[ftmp0] \n\t"
"punpckhbh %[ftmp6], %[ftmp2], %[ftmp0] \n\t"
MMI_SDC1(%[ftmp3], %[block], 0x00)
MMI_SDC1(%[ftmp4], %[block], 0x08)
MMI_SDC1(%[ftmp5], %[block], 0x10)
MMI_SDC1(%[ftmp6], %[block], 0x18)
PTR_ADDU "%[pixels], %[pixels], %[line_size_x2] \n\t"
MMI_LDC1(%[ftmp1], %[pixels], 0x00)
MMI_LDXC1(%[ftmp2], %[pixels], %[line_size], 0x00)
"punpcklbh %[ftmp3], %[ftmp1], %[ftmp0] \n\t"
"punpckhbh %[ftmp4], %[ftmp1], %[ftmp0] \n\t"
"punpcklbh %[ftmp5], %[ftmp2], %[ftmp0] \n\t"
"punpckhbh %[ftmp6], %[ftmp2], %[ftmp0] \n\t"
MMI_SDC1(%[ftmp3], %[block], 0x20)
MMI_SDC1(%[ftmp4], %[block], 0x28)
MMI_SDC1(%[ftmp5], %[block], 0x30)
MMI_SDC1(%[ftmp6], %[block], 0x38)
PTR_ADDU "%[pixels], %[pixels], %[line_size_x2] \n\t"
MMI_LDC1(%[ftmp1], %[pixels], 0x00)
MMI_LDXC1(%[ftmp2], %[pixels], %[line_size], 0x00)
"punpcklbh %[ftmp3], %[ftmp1], %[ftmp0] \n\t"
"punpckhbh %[ftmp4], %[ftmp1], %[ftmp0] \n\t"
"punpcklbh %[ftmp5], %[ftmp2], %[ftmp0] \n\t"
"punpckhbh %[ftmp6], %[ftmp2], %[ftmp0] \n\t"
MMI_SDC1(%[ftmp3], %[block], 0x40)
MMI_SDC1(%[ftmp4], %[block], 0x48)
MMI_SDC1(%[ftmp5], %[block], 0x50)
MMI_SDC1(%[ftmp6], %[block], 0x58)
PTR_ADDU "%[pixels], %[pixels], %[line_size_x2] \n\t"
MMI_LDC1(%[ftmp1], %[pixels], 0x00)
MMI_LDXC1(%[ftmp2], %[pixels], %[line_size], 0x00)
"punpcklbh %[ftmp3], %[ftmp1], %[ftmp0] \n\t"
"punpckhbh %[ftmp4], %[ftmp1], %[ftmp0] \n\t"
"punpcklbh %[ftmp5], %[ftmp2], %[ftmp0] \n\t"
"punpckhbh %[ftmp6], %[ftmp2], %[ftmp0] \n\t"
MMI_SDC1(%[ftmp3], %[block], 0x60)
MMI_SDC1(%[ftmp4], %[block], 0x68)
MMI_SDC1(%[ftmp5], %[block], 0x70)
MMI_SDC1(%[ftmp6], %[block], 0x78)
: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]),
[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]),
[ftmp4]"=&f"(ftmp[4]), [ftmp5]"=&f"(ftmp[5]),
[tmp0]"=&r"(tmp[0]), [tmp1]"=&r"(tmp[1]),
[ftmp6]"=&f"(ftmp[6]),
RESTRICT_ASM_ALL64
RESTRICT_ASM_ADDRT
[pixels]"+&r"(pixels)
: [block]"r"((mips_reg)block), [line_size]"r"((mips_reg)line_size)
: [block]"r"((mips_reg)block), [line_size]"r"((mips_reg)line_size),
[line_size_x2]"r"((mips_reg)(line_size<<1))
: "memory"
);
}
......@@ -60,16 +99,15 @@ void ff_diff_pixels_mmi(int16_t *av_restrict block, const uint8_t *src1,
{
double ftmp[5];
mips_reg tmp[1];
DECLARE_VAR_ALL64;
__asm__ volatile (
"li %[tmp0], 0x08 \n\t"
"xor %[ftmp4], %[ftmp4], %[ftmp4] \n\t"
"1: \n\t"
"gsldlc1 %[ftmp0], 0x07(%[src1]) \n\t"
"gsldrc1 %[ftmp0], 0x00(%[src1]) \n\t"
MMI_LDC1(%[ftmp0], %[src1], 0x00)
"or %[ftmp1], %[ftmp0], %[ftmp0] \n\t"
"gsldlc1 %[ftmp2], 0x07(%[src2]) \n\t"
"gsldrc1 %[ftmp2], 0x00(%[src2]) \n\t"
MMI_LDC1(%[ftmp2], %[src2], 0x00)
"or %[ftmp3], %[ftmp2], %[ftmp2] \n\t"
"punpcklbh %[ftmp0], %[ftmp0], %[ftmp4] \n\t"
"punpckhbh %[ftmp1], %[ftmp1], %[ftmp4] \n\t"
......@@ -77,10 +115,8 @@ void ff_diff_pixels_mmi(int16_t *av_restrict block, const uint8_t *src1,
"punpckhbh %[ftmp3], %[ftmp3], %[ftmp4] \n\t"
"psubh %[ftmp0], %[ftmp0], %[ftmp2] \n\t"
"psubh %[ftmp1], %[ftmp1], %[ftmp3] \n\t"
"gssdlc1 %[ftmp0], 0x07(%[block]) \n\t"
"gssdrc1 %[ftmp0], 0x00(%[block]) \n\t"
"gssdlc1 %[ftmp1], 0x0f(%[block]) \n\t"
"gssdrc1 %[ftmp1], 0x08(%[block]) \n\t"
MMI_SDC1(%[ftmp0], %[block], 0x00)
MMI_SDC1(%[ftmp1], %[block], 0x08)
PTR_ADDI "%[tmp0], %[tmp0], -0x01 \n\t"
PTR_ADDIU "%[block], %[block], 0x10 \n\t"
PTR_ADDU "%[src1], %[src1], %[stride] \n\t"
......@@ -90,6 +126,7 @@ void ff_diff_pixels_mmi(int16_t *av_restrict block, const uint8_t *src1,
[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]),
[ftmp4]"=&f"(ftmp[4]),
[tmp0]"=&r"(tmp[0]),
RESTRICT_ASM_ALL64
[block]"+&r"(block), [src1]"+&r"(src1),
[src2]"+&r"(src2)
: [stride]"r"((mips_reg)stride)
......
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