32-bit AVX2 impl. of YCC->RGB color conversion

This commit is contained in:
DRC
2016-07-05 17:20:20 -05:00
parent c6300ffe4e
commit 421d34fd2f
5 changed files with 653 additions and 4 deletions

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@@ -35,7 +35,7 @@ else()
jidctflt-sse jquant-sse jccolor-sse2 jcgray-sse2 jchuff-sse2 jcsample-sse2
jdcolor-sse2 jdmerge-sse2 jdsample-sse2 jfdctfst-sse2 jfdctint-sse2
jidctflt-sse2 jidctfst-sse2 jidctint-sse2 jidctred-sse2 jquantf-sse2
jquanti-sse2 jccolor-avx2 jcgray-avx2 jcsample-avx2)
jquanti-sse2 jccolor-avx2 jcgray-avx2 jcsample-avx2 jdcolor-avx2)
message(STATUS "Building i386 SIMD extensions")
endif()

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@@ -48,7 +48,8 @@ libsimd_la_SOURCES = jsimd_i386.c jsimd.h jsimdcfg.inc.h jsimdext.inc \
jdsample-sse2.asm jfdctfst-sse2.asm jfdctint-sse2.asm \
jidctflt-sse2.asm jidctfst-sse2.asm jidctint-sse2.asm \
jidctred-sse2.asm jquantf-sse2.asm jquanti-sse2.asm \
jccolor-avx2.asm jcgray-avx2.asm jcsample-avx2.asm
jccolor-avx2.asm jcgray-avx2.asm jcsample-avx2.asm \
jdcolor-avx2.asm
jccolor-mmx.lo: jccolext-mmx.asm
jcgray.-mmx.lo: jcgryext-mmx.asm
@@ -60,6 +61,7 @@ jdcolor-sse2.lo: jdcolext-sse2.asm
jdmerge-sse2.lo: jdmrgext-sse2.asm
jccolor-avx2.lo: jccolext-avx2.asm
jcgray-avx2.lo: jcgryext-avx2.asm
jdcolor-avx2.lo: jdcolext-avx2.asm
endif

515
simd/jdcolext-avx2.asm Normal file
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@@ -0,0 +1,515 @@
;
; jdcolext.asm - colorspace conversion (AVX2)
;
; Copyright 2009, 2012 Pierre Ossman <ossman@cendio.se> for Cendio AB
; Copyright (C) 2012, 2016, D. R. Commander.
; Copyright (C) 2015, Intel Corporation.
;
; Based on the x86 SIMD extension for IJG JPEG library
; Copyright (C) 1999-2006, MIYASAKA Masaru.
; For conditions of distribution and use, see copyright notice in jsimdext.inc
;
; This file should be assembled with NASM (Netwide Assembler),
; can *not* be assembled with Microsoft's MASM or any compatible
; assembler (including Borland's Turbo Assembler).
; NASM is available from http://nasm.sourceforge.net/ or
; http://sourceforge.net/project/showfiles.php?group_id=6208
;
; [TAB8]
%include "jcolsamp.inc"
; --------------------------------------------------------------------------
;
; Convert some rows of samples to the output colorspace.
;
; GLOBAL(void)
; jsimd_ycc_rgb_convert_avx2 (JDIMENSION out_width,
; JSAMPIMAGE input_buf, JDIMENSION input_row,
; JSAMPARRAY output_buf, int num_rows)
;
%define out_width(b) (b)+8 ; JDIMENSION out_width
%define input_buf(b) (b)+12 ; JSAMPIMAGE input_buf
%define input_row(b) (b)+16 ; JDIMENSION input_row
%define output_buf(b) (b)+20 ; JSAMPARRAY output_buf
%define num_rows(b) (b)+24 ; int num_rows
%define original_ebp ebp+0
%define wk(i) ebp-(WK_NUM-(i))*SIZEOF_YMMWORD ; ymmword wk[WK_NUM]
%define WK_NUM 2
%define gotptr wk(0)-SIZEOF_POINTER ; void * gotptr
align 32
global EXTN(jsimd_ycc_rgb_convert_avx2)
EXTN(jsimd_ycc_rgb_convert_avx2):
push ebp
mov eax, esp ; eax = original ebp
sub esp, byte 4
and esp, byte (-SIZEOF_YMMWORD) ; align to 256 bits
mov [esp], eax
mov ebp, esp ; ebp = aligned ebp
lea esp, [wk(0)]
pushpic eax ; make a room for GOT address
push ebx
; push ecx ; need not be preserved
; push edx ; need not be preserved
push esi
push edi
get_GOT ebx ; get GOT address
movpic POINTER [gotptr], ebx ; save GOT address
mov ecx, JDIMENSION [out_width(eax)] ; num_cols
test ecx, ecx
jz near .return
push ecx
mov edi, JSAMPIMAGE [input_buf(eax)]
mov ecx, JDIMENSION [input_row(eax)]
mov esi, JSAMPARRAY [edi+0*SIZEOF_JSAMPARRAY]
mov ebx, JSAMPARRAY [edi+1*SIZEOF_JSAMPARRAY]
mov edx, JSAMPARRAY [edi+2*SIZEOF_JSAMPARRAY]
lea esi, [esi+ecx*SIZEOF_JSAMPROW]
lea ebx, [ebx+ecx*SIZEOF_JSAMPROW]
lea edx, [edx+ecx*SIZEOF_JSAMPROW]
pop ecx
mov edi, JSAMPARRAY [output_buf(eax)]
mov eax, INT [num_rows(eax)]
test eax, eax
jle near .return
alignx 16, 7
.rowloop:
push eax
push edi
push edx
push ebx
push esi
push ecx ; col
mov esi, JSAMPROW [esi] ; inptr0
mov ebx, JSAMPROW [ebx] ; inptr1
mov edx, JSAMPROW [edx] ; inptr2
mov edi, JSAMPROW [edi] ; outptr
movpic eax, POINTER [gotptr] ; load GOT address (eax)
alignx 16, 7
.columnloop:
vmovdqu ymm5, YMMWORD [ebx] ; ymm5=Cb(0123456789ABCDEFGHIJKLMNOPQRSTUV)
vmovdqu ymm1, YMMWORD [edx] ; ymm1=Cr(0123456789ABCDEFGHIJKLMNOPQRSTUV)
vpcmpeqw ymm0, ymm0, ymm0
vpcmpeqw ymm7, ymm7, ymm7
vpsrlw ymm0, ymm0, BYTE_BIT ; ymm0={0xFF 0x00 0xFF 0x00 ..}
vpsllw ymm7, ymm7, 7 ; ymm7={0xFF80 0xFF80 0xFF80 0xFF80 ..}
vpand ymm4, ymm0, ymm5 ; ymm4=Cb(02468ACEGIKMOQSU)=CbE
vpsrlw ymm5, ymm5, BYTE_BIT ; ymm5=Cb(13579BDFHJLNPRTV)=CbO
vpand ymm0, ymm0, ymm1 ; ymm0=Cr(02468ACEGIKMOQSU)=CrE
vpsrlw ymm1, ymm1, BYTE_BIT ; ymm1=Cr(13579BDFHJLNPRTV)=CrO
vpaddw ymm2, ymm4, ymm7
vpaddw ymm3, ymm5, ymm7
vpaddw ymm6, ymm0, ymm7
vpaddw ymm7, ymm1, ymm7
; (Original)
; R = Y + 1.40200 * Cr
; G = Y - 0.34414 * Cb - 0.71414 * Cr
; B = Y + 1.77200 * Cb
;
; (This implementation)
; R = Y + 0.40200 * Cr + Cr
; G = Y - 0.34414 * Cb + 0.28586 * Cr - Cr
; B = Y - 0.22800 * Cb + Cb + Cb
vpaddw ymm4, ymm2, ymm2 ; ymm4=2*CbE
vpaddw ymm5, ymm3, ymm3 ; ymm5=2*CbO
vpaddw ymm0, ymm6, ymm6 ; ymm0=2*CrE
vpaddw ymm1, ymm7, ymm7 ; ymm1=2*CrO
vpmulhw ymm4, ymm4, [GOTOFF(eax,PW_MF0228)] ; ymm4=(2*CbE * -FIX(0.22800))
vpmulhw ymm5, ymm5, [GOTOFF(eax,PW_MF0228)] ; ymm5=(2*CbO * -FIX(0.22800))
vpmulhw ymm0, ymm0, [GOTOFF(eax,PW_F0402)] ; ymm0=(2*CrE * FIX(0.40200))
vpmulhw ymm1, ymm1, [GOTOFF(eax,PW_F0402)] ; ymm1=(2*CrO * FIX(0.40200))
vpaddw ymm4, ymm4, [GOTOFF(eax,PW_ONE)]
vpaddw ymm5, ymm5, [GOTOFF(eax,PW_ONE)]
vpsraw ymm4, ymm4, 1 ; ymm4=(CbE * -FIX(0.22800))
vpsraw ymm5, ymm5, 1 ; ymm5=(CbO * -FIX(0.22800))
vpaddw ymm0, ymm0, [GOTOFF(eax,PW_ONE)]
vpaddw ymm1, ymm1, [GOTOFF(eax,PW_ONE)]
vpsraw ymm0, ymm0, 1 ; ymm0=(CrE * FIX(0.40200))
vpsraw ymm1, ymm1, 1 ; ymm1=(CrO * FIX(0.40200))
vpaddw ymm4, ymm4, ymm2
vpaddw ymm5, ymm5, ymm3
vpaddw ymm4, ymm4, ymm2 ; ymm4=(CbE * FIX(1.77200))=(B-Y)E
vpaddw ymm5, ymm5, ymm3 ; ymm5=(CbO * FIX(1.77200))=(B-Y)O
vpaddw ymm0, ymm0, ymm6 ; ymm0=(CrE * FIX(1.40200))=(R-Y)E
vpaddw ymm1, ymm1, ymm7 ; ymm1=(CrO * FIX(1.40200))=(R-Y)O
vmovdqa YMMWORD [wk(0)], ymm4 ; wk(0)=(B-Y)E
vmovdqa YMMWORD [wk(1)], ymm5 ; wk(1)=(B-Y)O
vpunpckhwd ymm4, ymm2, ymm6
vpunpcklwd ymm2, ymm2, ymm6
vpmaddwd ymm2, ymm2, [GOTOFF(eax,PW_MF0344_F0285)]
vpmaddwd ymm4, ymm4, [GOTOFF(eax,PW_MF0344_F0285)]
vpunpckhwd ymm5, ymm3, ymm7
vpunpcklwd ymm3, ymm3, ymm7
vpmaddwd ymm3, ymm3, [GOTOFF(eax,PW_MF0344_F0285)]
vpmaddwd ymm5, ymm5, [GOTOFF(eax,PW_MF0344_F0285)]
vpaddd ymm2, ymm2, [GOTOFF(eax,PD_ONEHALF)]
vpaddd ymm4, ymm4, [GOTOFF(eax,PD_ONEHALF)]
vpsrad ymm2, ymm2, SCALEBITS
vpsrad ymm4, ymm4, SCALEBITS
vpaddd ymm3, ymm3, [GOTOFF(eax,PD_ONEHALF)]
vpaddd ymm5, ymm5, [GOTOFF(eax,PD_ONEHALF)]
vpsrad ymm3, ymm3, SCALEBITS
vpsrad ymm5, ymm5, SCALEBITS
vpackssdw ymm2, ymm2, ymm4 ; ymm2=CbE*-FIX(0.344)+CrE*FIX(0.285)
vpackssdw ymm3, ymm3, ymm5 ; ymm3=CbO*-FIX(0.344)+CrO*FIX(0.285)
vpsubw ymm2, ymm2, ymm6 ; ymm2=CbE*-FIX(0.344)+CrE*-FIX(0.714)=(G-Y)E
vpsubw ymm3, ymm3, ymm7 ; ymm3=CbO*-FIX(0.344)+CrO*-FIX(0.714)=(G-Y)O
vmovdqu ymm5, YMMWORD [esi] ; ymm5=Y(0123456789ABCDEFGHIJKLMNOPQRSTUV)
vpcmpeqw ymm4, ymm4, ymm4
vpsrlw ymm4, ymm4, BYTE_BIT ; ymm4={0xFF 0x00 0xFF 0x00 ..}
vpand ymm4, ymm4, ymm5 ; ymm4=Y(02468ACEGIKMOQSU)=YE
vpsrlw ymm5, ymm5, BYTE_BIT ; ymm5=Y(13579BDFHJLNPRTV)=YO
vpaddw ymm0, ymm0, ymm4 ; ymm0=((R-Y)E+YE)=RE=R(02468ACEGIKMOQSU)
vpaddw ymm1, ymm1, ymm5 ; ymm1=((R-Y)O+YO)=RO=R(13579BDFHJLNPRTV)
vpackuswb ymm0, ymm0, ymm0 ; ymm0=R(02468ACE********GIKMOQSU********)
vpackuswb ymm1, ymm1, ymm1 ; ymm1=R(13579BDF********HJLNPRTV********)
vpaddw ymm2, ymm2, ymm4 ; ymm2=((G-Y)E+YE)=GE=G(02468ACEGIKMOQSU)
vpaddw ymm3, ymm3, ymm5 ; ymm3=((G-Y)O+YO)=GO=G(13579BDFHJLNPRTV)
vpackuswb ymm2, ymm2, ymm2 ; ymm2=G(02468ACE********GIKMOQSU********)
vpackuswb ymm3, ymm3, ymm3 ; ymm3=G(13579BDF********HJLNPRTV********)
vpaddw ymm4, ymm4, YMMWORD [wk(0)] ; ymm4=(YE+(B-Y)E)=BE=B(02468ACEGIKMOQSU)
vpaddw ymm5, ymm5, YMMWORD [wk(1)] ; ymm5=(YO+(B-Y)O)=BO=B(13579BDFHJLNPRTV)
vpackuswb ymm4, ymm4, ymm4 ; ymm4=B(02468ACE********GIKMOQSU********)
vpackuswb ymm5, ymm5, ymm5 ; ymm5=B(13579BDF********HJLNPRTV********)
%if RGB_PIXELSIZE == 3 ; ---------------
; ymmA=(00 02 04 06 08 0A 0C 0E ** 0G 0I 0K 0M 0O 0Q 0S 0U **)
; ymmB=(01 03 05 07 09 0B 0D 0F ** 0H 0J 0L 0N 0P 0R 0T 0V **)
; ymmC=(10 12 14 16 18 1A 1C 1E ** 1G 1I 1K 1M 1O 1Q 1S 1U **)
; ymmD=(11 13 15 17 19 1B 1D 1F ** 1H 1J 1L 1N 1P 1R 1T 1V **)
; ymmE=(20 22 24 26 28 2A 2C 2E ** 2G 2I 2K 2M 2O 2Q 2S 2U **)
; ymmF=(21 23 25 27 29 2B 2D 2F ** 2H 2J 2L 2N 2P 2R 2T 2V **)
; ymmG=(** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** **)
; ymmH=(** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** **)
vpunpcklbw ymmA, ymmA, ymmC ; ymmA=(00 10 02 12 04 14 06 16 08 18 0A 1A 0C 1C 0E 1E
; 0G 1G 0I 1I 0K 1K 0M 1M 0O 1O 0Q 1Q 0S 1S 0U 1U)
vpunpcklbw ymmE, ymmE, ymmB ; ymmE=(20 01 22 03 24 05 26 07 28 09 2A 0B 2C 0D 2E 0F
; 2G 0H 2I 0J 2K 0L 2M 0N 2O 0P 2Q 0R 2S 0T 2U 0V)
vpunpcklbw ymmD, ymmD, ymmF ; ymmD=(11 21 13 23 15 25 17 27 19 29 1B 2B 1D 2D 1F 2F
; 1H 2H 1J 2J 1L 2L 1N 2N 1P 2P 1R 2R 1T 2T 1V 2V)
vpsrldq ymmH, ymmA, 2 ; ymmH=(02 12 04 14 06 16 08 18 0A 1A 0C 1C 0E 1E 0G 1G
; 0I 1I 0K 1K 0M 1M 0O 1O 0Q 1Q 0S 1S 0U 1U -- --)
vpunpckhwd ymmG, ymmA, ymmE ; ymmG=(08 18 28 09 0A 1A 2A 0B 0C 1C 2C 0D 0E 1E 2E 0F
; 0O 1O 2O 0P 0Q 1Q 2Q 0R 0S 1S 2S 0T 0U 1U 2U 0V)
vpunpcklwd ymmA, ymmA, ymmE ; ymmA=(00 10 20 01 02 12 22 03 04 14 24 05 06 16 26 07
; 0G 1G 2G 0H 0I 1I 2I 0J 0K 1K 2K 0L 0M 1M 2M 0N)
vpsrldq ymmE, ymmE, 2 ; ymmE=(22 03 24 05 26 07 28 09 2A 0B 2C 0D 2E 0F 2G 0H
; 2I 0J 2K 0L 2M 0N 2O 0P 2Q 0R 2S 0T 2U 0V -- --)
vpsrldq ymmB, ymmD, 2 ; ymmB=(13 23 15 25 17 27 19 29 1B 2B 1D 2D 1F 2F 1H 2H
; 1J 2J 1L 2L 1N 2N 1P 2P 1R 2R 1T 2T 1V 2V -- --)
vpunpckhwd ymmC, ymmD, ymmH ; ymmC=(19 29 0A 1A 1B 2B 0C 1C 1D 2D 0E 1E 1F 2F 0G 1G
; 1P 2P 0Q 1Q 1R 2R 0S 1S 1T 2T 0U 1U 1V 2V -- --)
vpunpcklwd ymmD, ymmD, ymmH ; ymmD=(11 21 02 12 13 23 04 14 15 25 06 16 17 27 08 18
; 1H 2H 0I 1I 1J 2J 0K 1K 1L 2L 0M 1M 1N 2N 0O 1O)
vpunpckhwd ymmF, ymmE, ymmB ; ymmF=(2A 0B 1B 2B 2C 0D 1D 2D 2E 0F 1F 2F 2G 0H 1H 2H
; 2Q 0R 1R 2R 2S 0T 1T 2T 2U 0V 1V 2V -- -- -- --)
vpunpcklwd ymmE, ymmE, ymmB ; ymmE=(22 03 13 23 24 05 15 25 26 07 17 27 28 09 19 29
; 2I 0J 1J 2J 2K 0L 1L 2L 2M 0N 1N 2N 2O 0P 1P 2P)
vpshufd ymmH, ymmA, 0x4E ; ymmH=(04 14 24 05 06 16 26 07 00 10 20 01 02 12 22 03
; 0K 1K 2K 0L 0M 1M 2M 0N 0G 1G 2G 0H 0I 1I 2I 0J)
vpunpckldq ymmA, ymmA, ymmD ; ymmA=(00 10 20 01 11 21 02 12 02 12 22 03 13 23 04 14
; 0G 1G 2G 0H 1H 2H 0I 1I 0I 1I 2I 0J 1J 2J 0K 1K)
vpunpckhdq ymmD, ymmD, ymmE ; ymmD=(15 25 06 16 26 07 17 27 17 27 08 18 28 09 19 29
; 1L 2L 0M 1M 2M 0N 1N 2N 1N 2N 0O 1O 2O 0P 1P 2P)
vpunpckldq ymmE, ymmE, ymmH ; ymmE=(22 03 13 23 04 14 24 05 24 05 15 25 06 16 26 07
; 2I 0J 1J 2J 0K 1K 2K 0L 2K 0L 1L 2L 0M 1M 2M 0N)
vpshufd ymmH, ymmG, 0x4E ; ymmH=(0C 1C 2C 0D 0E 1E 2E 0F 08 18 28 09 0A 1A 2A 0B
; 0S 1S 2S 0T 0U 1U 2U 0V 0O 1O 2O 0P 0Q 1Q 2Q 0R)
vpunpckldq ymmG, ymmG, ymmC ; ymmG=(08 18 28 09 19 29 0A 1A 0A 1A 2A 0B 1B 2B 0C 1C
; 0O 1O 2O 0P 1P 2P 0Q 1Q 0Q 1Q 2Q 0R 1R 2R 0S 1S)
vpunpckhdq ymmC, ymmC, ymmF ; ymmC=(1D 2D 0E 1E 2E 0F 1F 2F 1F 2F 0G 1G 2G 0H 1H 2H
; 1T 2T 0U 1U 2U 0V 1V 2V 1V 2V -- -- -- -- -- --)
vpunpckldq ymmF, ymmF, ymmH ; ymmF=(2A 0B 1B 2B 0C 1C 2C 0D 2C 0D 1D 2D 0E 1E 2E 0F
; 2Q 0R 1R 2R 0S 1S 2S 0T 2S 0T 1T 2T 0U 1U 2U 0V)
vpunpcklqdq ymmH, ymmA, ymmE ; ymmH=(00 10 20 01 11 21 02 12 22 03 13 23 04 14 24 05
; 0G 1G 2G 0H 1H 2H 0I 1I 2I 0J 1J 2J 0K 1K 2K 0L)
vpunpcklqdq ymmG, ymmD, ymmG ; ymmG=(15 25 06 16 26 07 17 27 08 18 28 09 19 29 0A 1A
; 1L 2L 0M 1M 2M 0N 1N 2N 0O 1O 2O 0P 1P 2P 0Q 1Q)
vpunpcklqdq ymmC, ymmF, ymmC ; ymmC=(2A 0B 1B 2B 0C 1C 2C 0D 1D 2D 0E 1E 2E 0F 1F 2F
; 2Q 0R 1R 2R 0S 1S 2S 0T 1T 2T 0U 1U 2U 0V 1V 2V)
vperm2i128 ymmA, ymmH, ymmG, 0x20 ; ymmA=(00 10 20 01 11 21 02 12 22 03 13 23 04 14 24 05
; 15 25 06 16 26 07 17 27 08 18 28 09 19 29 0A 1A)
vperm2i128 ymmD, ymmC, ymmH, 0x30 ; ymmD=(2A 0B 1B 2B 0C 1C 2C 0D 1D 2D 0E 1E 2E 0F 1F 2F
; 0G 1G 2G 0H 1H 2H 0I 1I 2I 0J 1J 2J 0K 1K 2K 0L)
vperm2i128 ymmF, ymmG, ymmC, 0x31 ; ymmF=(1L 2L 0M 1M 2M 0N 1N 2N 0O 1O 2O 0P 1P 2P 0Q 1Q
; 2Q 0R 1R 2R 0S 1S 2S 0T 1T 2T 0U 1U 2U 0V 1V 2V)
cmp ecx, byte SIZEOF_YMMWORD
jb short .column_st64
test edi, SIZEOF_YMMWORD-1
jnz short .out1
; --(aligned)-------------------
vmovntdq YMMWORD [edi+0*SIZEOF_YMMWORD], ymmA
vmovntdq YMMWORD [edi+1*SIZEOF_YMMWORD], ymmD
vmovntdq YMMWORD [edi+2*SIZEOF_YMMWORD], ymmF
jmp short .out0
.out1: ; --(unaligned)-----------------
vmovdqu YMMWORD [edi+0*SIZEOF_YMMWORD], ymmA
vmovdqu YMMWORD [edi+1*SIZEOF_YMMWORD], ymmD
vmovdqu YMMWORD [edi+2*SIZEOF_YMMWORD], ymmF
.out0:
add edi, byte RGB_PIXELSIZE*SIZEOF_YMMWORD ; outptr
sub ecx, byte SIZEOF_YMMWORD
jz near .nextrow
add esi, byte SIZEOF_YMMWORD ; inptr0
add ebx, byte SIZEOF_YMMWORD ; inptr1
add edx, byte SIZEOF_YMMWORD ; inptr2
jmp near .columnloop
alignx 16, 7
.column_st64:
lea ecx, [ecx+ecx*2] ; imul ecx, RGB_PIXELSIZE
cmp ecx, byte 2*SIZEOF_YMMWORD
jb short .column_st32
vmovdqu YMMWORD [edi+0*SIZEOF_YMMWORD], ymmA
vmovdqu YMMWORD [edi+1*SIZEOF_YMMWORD], ymmD
add edi, byte 2*SIZEOF_YMMWORD ; outptr
vmovdqa ymmA, ymmF
sub ecx, byte 2*SIZEOF_YMMWORD
jmp short .column_st31
.column_st32:
cmp ecx, byte SIZEOF_YMMWORD
jb short .column_st31
vmovdqu YMMWORD [edi+0*SIZEOF_YMMWORD], ymmA
add edi, byte SIZEOF_YMMWORD ; outptr
vmovdqa ymmA, ymmD
sub ecx, byte SIZEOF_YMMWORD
jmp short .column_st31
.column_st31:
cmp ecx, byte SIZEOF_XMMWORD
jb short .column_st15
vmovdqu XMMWORD [edi+0*SIZEOF_XMMWORD], xmmA
add edi, byte SIZEOF_XMMWORD ; outptr
vperm2i128 ymmA, ymmA, ymmA, 1
sub ecx, byte SIZEOF_XMMWORD
.column_st15:
; Store the lower 8 bytes of xmmA to the output when it has enough
; space.
cmp ecx, byte SIZEOF_MMWORD
jb short .column_st7
vmovq XMM_MMWORD [edi], xmmA
add edi, byte SIZEOF_MMWORD
sub ecx, byte SIZEOF_MMWORD
vpsrldq xmmA, xmmA, SIZEOF_MMWORD
.column_st7:
; Store the lower 4 bytes of xmmA to the output when it has enough
; space.
cmp ecx, byte SIZEOF_DWORD
jb short .column_st3
vmovd XMM_DWORD [edi], xmmA
add edi, byte SIZEOF_DWORD
sub ecx, byte SIZEOF_DWORD
vpsrldq xmmA, xmmA, SIZEOF_DWORD
.column_st3:
; Store the lower 2 bytes of eax to the output when it has enough
; space.
vmovd eax, xmmA
cmp ecx, byte SIZEOF_WORD
jb short .column_st1
mov WORD [edi], ax
add edi, byte SIZEOF_WORD
sub ecx, byte SIZEOF_WORD
shr eax, 16
.column_st1:
; Store the lower 1 byte of eax to the output when it has enough
; space.
test ecx, ecx
jz short .nextrow
mov BYTE [edi], al
%else ; RGB_PIXELSIZE == 4 ; -----------
%ifdef RGBX_FILLER_0XFF
vpcmpeqb ymm6, ymm6, ymm6 ; ymm6=XE=X(02468ACE********GIKMOQSU********)
vpcmpeqb ymm7, ymm7, ymm7 ; ymm7=XO=X(13579BDF********HJLNPRTV********)
%else
vpxor ymm6, ymm6, ymm6 ; ymm6=XE=X(02468ACE********GIKMOQSU********)
vpxor ymm7, ymm7, ymm7 ; ymm7=XO=X(13579BDF********HJLNPRTV********)
%endif
; ymmA=(00 02 04 06 08 0A 0C 0E ** 0G 0I 0K 0M 0O 0Q 0S 0U **)
; ymmB=(01 03 05 07 09 0B 0D 0F ** 0H 0J 0L 0N 0P 0R 0T 0V **)
; ymmC=(10 12 14 16 18 1A 1C 1E ** 1G 1I 1K 1M 1O 1Q 1S 1U **)
; ymmD=(11 13 15 17 19 1B 1D 1F ** 1H 1J 1L 1N 1P 1R 1T 1V **)
; ymmE=(20 22 24 26 28 2A 2C 2E ** 2G 2I 2K 2M 2O 2Q 2S 2U **)
; ymmF=(21 23 25 27 29 2B 2D 2F ** 2H 2J 2L 2N 2P 2R 2T 2V **)
; ymmG=(30 32 34 36 38 3A 3C 3E ** 3G 3I 3K 3M 3O 3Q 3S 3U **)
; ymmH=(31 33 35 37 39 3B 3D 3F ** 3H 3J 3L 3N 3P 3R 3T 3V **)
vpunpcklbw ymmA, ymmA, ymmC ; ymmA=(00 10 02 12 04 14 06 16 08 18 0A 1A 0C 1C 0E 1E
; 0G 1G 0I 1I 0K 1K 0M 1M 0O 1O 0Q 1Q 0S 1S 0U 1U)
vpunpcklbw ymmE, ymmE, ymmG ; ymmE=(20 30 22 32 24 34 26 36 28 38 2A 3A 2C 3C 2E 3E
; 2G 3G 2I 3I 2K 3K 2M 3M 2O 3O 2Q 3Q 2S 3S 2U 3U)
vpunpcklbw ymmB, ymmB, ymmD ; ymmB=(01 11 03 13 05 15 07 17 09 19 0B 1B 0D 1D 0F 1F
; 0H 1H 0J 1J 0L 1L 0N 1N 0P 1P 0R 1R 0T 1T 0V 1V)
vpunpcklbw ymmF, ymmF, ymmH ; ymmF=(21 31 23 33 25 35 27 37 29 39 2B 3B 2D 3D 2F 3F
; 2H 3H 2J 3J 2L 3L 2N 3N 2P 3P 2R 3R 2T 3T 2V 3V)
vpunpckhwd ymmC, ymmA, ymmE ; ymmC=(08 18 28 38 0A 1A 2A 3A 0C 1C 2C 3C 0E 1E 2E 3E
; 0O 1O 2O 3O 0Q 1Q 2Q 3Q 0S 1S 2S 3S 0U 1U 2U 3U)
vpunpcklwd ymmA, ymmA, ymmE ; ymmA=(00 10 20 30 02 12 22 32 04 14 24 34 06 16 26 36
; 0G 1G 2G 3G 0I 1I 2I 3I 0K 1K 2K 3K 0M 1M 2M 3M)
vpunpckhwd ymmG, ymmB, ymmF ; ymmG=(09 19 29 39 0B 1B 2B 3B 0D 1D 2D 3D 0F 1F 2F 3F
; 0P 1P 2P 3P 0R 1R 2R 3R 0T 1T 2T 3T 0V 1V 2V 3V)
vpunpcklwd ymmB, ymmB, ymmF ; ymmB=(01 11 21 31 03 13 23 33 05 15 25 35 07 17 27 37
; 0H 1H 2H 3H 0J 1J 2J 3J 0L 1L 2L 3L 0N 1N 2N 3N)
vpunpckhdq ymmE, ymmA, ymmB ; ymmE=(04 14 24 34 05 15 25 35 06 16 26 36 07 17 27 37
; 0K 1K 2K 3K 0L 1L 2L 3L 0M 1M 2M 3M 0N 1N 2N 3N)
vpunpckldq ymmB, ymmA, ymmB ; ymmB=(00 10 20 30 01 11 21 31 02 12 22 32 03 13 23 33
; 0G 1G 2G 3G 0H 1H 2H 3H 0I 1I 2I 3I 0J 1J 2J 3J)
vpunpckhdq ymmF, ymmC, ymmG ; ymmF=(0C 1C 2C 3C 0D 1D 2D 3D 0E 1E 2E 3E 0F 1F 2F 3F
; 0S 1S 2S 3S 0T 1T 2T 3T 0U 1U 2U 3U 0V 1V 2V 3V)
vpunpckldq ymmG, ymmC, ymmG ; ymmG=(08 18 28 38 09 19 29 39 0A 1A 2A 3A 0B 1B 2B 3B
; 0O 1O 2O 3O 0P 1P 2P 3P 0Q 1Q 2Q 3Q 0R 1R 2R 3R)
vperm2i128 ymmA, ymmB, ymmE, 0x20 ; ymmA=(00 10 20 30 01 11 21 31 02 12 22 32 03 13 23 33
; 04 14 24 34 05 15 25 35 06 16 26 36 07 17 27 37)
vperm2i128 ymmD, ymmG, ymmF, 0x20 ; ymmD=(08 18 28 38 09 19 29 39 0A 1A 2A 3A 0B 1B 2B 3B
; 0C 1C 2C 3C 0D 1D 2D 3D 0E 1E 2E 3E 0F 1F 2F 3F)
vperm2i128 ymmC, ymmB, ymmE, 0x31 ; ymmC=(0G 1G 2G 3G 0H 1H 2H 3H 0I 1I 2I 3I 0J 1J 2J 3J
; 0K 1K 2K 3K 0L 1L 2L 3L 0M 1M 2M 3M 0N 1N 2N 3N)
vperm2i128 ymmH, ymmG, ymmF, 0x31 ; ymmH=(0O 1O 2O 3O 0P 1P 2P 3P 0Q 1Q 2Q 3Q 0R 1R 2R 3R
; 0S 1S 2S 3S 0T 1T 2T 3T 0U 1U 2U 3U 0V 1V 2V 3V)
cmp ecx, byte SIZEOF_YMMWORD
jb short .column_st64
test edi, SIZEOF_YMMWORD-1
jnz short .out1
; --(aligned)-------------------
vmovntdq YMMWORD [edi+0*SIZEOF_YMMWORD], ymmA
vmovntdq YMMWORD [edi+1*SIZEOF_YMMWORD], ymmD
vmovntdq YMMWORD [edi+2*SIZEOF_YMMWORD], ymmC
vmovntdq YMMWORD [edi+3*SIZEOF_YMMWORD], ymmH
jmp short .out0
.out1: ; --(unaligned)-----------------
vmovdqu YMMWORD [edi+0*SIZEOF_YMMWORD], ymmA
vmovdqu YMMWORD [edi+1*SIZEOF_YMMWORD], ymmD
vmovdqu YMMWORD [edi+2*SIZEOF_YMMWORD], ymmC
vmovdqu YMMWORD [edi+3*SIZEOF_YMMWORD], ymmH
.out0:
add edi, RGB_PIXELSIZE*SIZEOF_YMMWORD ; outptr
sub ecx, byte SIZEOF_YMMWORD
jz near .nextrow
add esi, byte SIZEOF_YMMWORD ; inptr0
add ebx, byte SIZEOF_YMMWORD ; inptr1
add edx, byte SIZEOF_YMMWORD ; inptr2
jmp near .columnloop
alignx 16, 7
.column_st64:
cmp ecx, byte SIZEOF_YMMWORD/2
jb short .column_st32
vmovdqu YMMWORD [edi+0*SIZEOF_YMMWORD], ymmA
vmovdqu YMMWORD [edi+1*SIZEOF_YMMWORD], ymmD
add edi, byte 2*SIZEOF_YMMWORD ; outptr
vmovdqa ymmA, ymmC
vmovdqa ymmD, ymmH
sub ecx, byte SIZEOF_YMMWORD/2
.column_st32:
cmp ecx, byte SIZEOF_YMMWORD/4
jb short .column_st16
vmovdqu YMMWORD [edi+0*SIZEOF_YMMWORD], ymmA
add edi, byte SIZEOF_YMMWORD ; outptr
vmovdqa ymmA, ymmD
sub ecx, byte SIZEOF_YMMWORD/4
.column_st16:
cmp ecx, byte SIZEOF_YMMWORD/8
jb short .column_st15
vmovdqu XMMWORD [edi+0*SIZEOF_XMMWORD], xmmA
vperm2i128 ymmA, ymmA, ymmA, 1
add edi, byte SIZEOF_XMMWORD ; outptr
sub ecx, byte SIZEOF_YMMWORD/8
.column_st15:
; Store two pixels (8 bytes) of ymmA to the output when it has enough
; space.
cmp ecx, byte SIZEOF_YMMWORD/16
jb short .column_st7
vmovq MMWORD [edi], xmmA
add edi, byte SIZEOF_YMMWORD/16*4
sub ecx, byte SIZEOF_YMMWORD/16
vpsrldq xmmA, SIZEOF_YMMWORD/16*4
.column_st7:
; Store one pixel (4 bytes) of ymmA to the output when it has enough
; space.
test ecx, ecx
jz short .nextrow
vmovd XMM_DWORD [edi], xmmA
%endif ; RGB_PIXELSIZE ; ---------------
alignx 16, 7
.nextrow:
pop ecx
pop esi
pop ebx
pop edx
pop edi
pop eax
add esi, byte SIZEOF_JSAMPROW
add ebx, byte SIZEOF_JSAMPROW
add edx, byte SIZEOF_JSAMPROW
add edi, byte SIZEOF_JSAMPROW ; output_buf
dec eax ; num_rows
jg near .rowloop
sfence ; flush the write buffer
.return:
pop edi
pop esi
; pop edx ; need not be preserved
; pop ecx ; need not be preserved
pop ebx
mov esp, ebp ; esp <- aligned ebp
pop esp ; esp <- original ebp
pop ebp
ret
; For some reason, the OS X linker does not honor the request to align the
; segment unless we do this.
align 32

120
simd/jdcolor-avx2.asm Normal file
View File

@@ -0,0 +1,120 @@
;
; jdcolor.asm - colorspace conversion (AVX2)
;
; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
; Copyright (C) 2015, Intel Corporation.
; Copyright (C) 2016, D. R. Commander.
;
; Based on the x86 SIMD extension for IJG JPEG library
; Copyright (C) 1999-2006, MIYASAKA Masaru.
; For conditions of distribution and use, see copyright notice in jsimdext.inc
;
; This file should be assembled with NASM (Netwide Assembler),
; can *not* be assembled with Microsoft's MASM or any compatible
; assembler (including Borland's Turbo Assembler).
; NASM is available from http://nasm.sourceforge.net/ or
; http://sourceforge.net/project/showfiles.php?group_id=6208
;
; [TAB8]
%include "jsimdext.inc"
; --------------------------------------------------------------------------
%define SCALEBITS 16
F_0_344 equ 22554 ; FIX(0.34414)
F_0_714 equ 46802 ; FIX(0.71414)
F_1_402 equ 91881 ; FIX(1.40200)
F_1_772 equ 116130 ; FIX(1.77200)
F_0_402 equ (F_1_402 - 65536) ; FIX(1.40200) - FIX(1)
F_0_285 equ ( 65536 - F_0_714) ; FIX(1) - FIX(0.71414)
F_0_228 equ (131072 - F_1_772) ; FIX(2) - FIX(1.77200)
; --------------------------------------------------------------------------
SECTION SEG_CONST
alignz 32
global EXTN(jconst_ycc_rgb_convert_avx2)
EXTN(jconst_ycc_rgb_convert_avx2):
PW_F0402 times 16 dw F_0_402
PW_MF0228 times 16 dw -F_0_228
PW_MF0344_F0285 times 8 dw -F_0_344, F_0_285
PW_ONE times 16 dw 1
PD_ONEHALF times 8 dd 1 << (SCALEBITS-1)
alignz 32
; --------------------------------------------------------------------------
SECTION SEG_TEXT
BITS 32
%include "jdcolext-avx2.asm"
%undef RGB_RED
%undef RGB_GREEN
%undef RGB_BLUE
%undef RGB_PIXELSIZE
%define RGB_RED EXT_RGB_RED
%define RGB_GREEN EXT_RGB_GREEN
%define RGB_BLUE EXT_RGB_BLUE
%define RGB_PIXELSIZE EXT_RGB_PIXELSIZE
%define jsimd_ycc_rgb_convert_avx2 jsimd_ycc_extrgb_convert_avx2
%include "jdcolext-avx2.asm"
%undef RGB_RED
%undef RGB_GREEN
%undef RGB_BLUE
%undef RGB_PIXELSIZE
%define RGB_RED EXT_RGBX_RED
%define RGB_GREEN EXT_RGBX_GREEN
%define RGB_BLUE EXT_RGBX_BLUE
%define RGB_PIXELSIZE EXT_RGBX_PIXELSIZE
%define jsimd_ycc_rgb_convert_avx2 jsimd_ycc_extrgbx_convert_avx2
%include "jdcolext-avx2.asm"
%undef RGB_RED
%undef RGB_GREEN
%undef RGB_BLUE
%undef RGB_PIXELSIZE
%define RGB_RED EXT_BGR_RED
%define RGB_GREEN EXT_BGR_GREEN
%define RGB_BLUE EXT_BGR_BLUE
%define RGB_PIXELSIZE EXT_BGR_PIXELSIZE
%define jsimd_ycc_rgb_convert_avx2 jsimd_ycc_extbgr_convert_avx2
%include "jdcolext-avx2.asm"
%undef RGB_RED
%undef RGB_GREEN
%undef RGB_BLUE
%undef RGB_PIXELSIZE
%define RGB_RED EXT_BGRX_RED
%define RGB_GREEN EXT_BGRX_GREEN
%define RGB_BLUE EXT_BGRX_BLUE
%define RGB_PIXELSIZE EXT_BGRX_PIXELSIZE
%define jsimd_ycc_rgb_convert_avx2 jsimd_ycc_extbgrx_convert_avx2
%include "jdcolext-avx2.asm"
%undef RGB_RED
%undef RGB_GREEN
%undef RGB_BLUE
%undef RGB_PIXELSIZE
%define RGB_RED EXT_XBGR_RED
%define RGB_GREEN EXT_XBGR_GREEN
%define RGB_BLUE EXT_XBGR_BLUE
%define RGB_PIXELSIZE EXT_XBGR_PIXELSIZE
%define jsimd_ycc_rgb_convert_avx2 jsimd_ycc_extxbgr_convert_avx2
%include "jdcolext-avx2.asm"
%undef RGB_RED
%undef RGB_GREEN
%undef RGB_BLUE
%undef RGB_PIXELSIZE
%define RGB_RED EXT_XRGB_RED
%define RGB_GREEN EXT_XRGB_GREEN
%define RGB_BLUE EXT_XRGB_BLUE
%define RGB_PIXELSIZE EXT_XRGB_PIXELSIZE
%define jsimd_ycc_rgb_convert_avx2 jsimd_ycc_extxrgb_convert_avx2
%include "jdcolext-avx2.asm"

View File

@@ -136,6 +136,9 @@ jsimd_can_ycc_rgb (void)
if ((RGB_PIXELSIZE != 3) && (RGB_PIXELSIZE != 4))
return 0;
if ((simd_support & JSIMD_AVX2) &&
IS_ALIGNED_AVX(jconst_ycc_rgb_convert_avx2))
return 1;
if ((simd_support & JSIMD_SSE2) &&
IS_ALIGNED_SSE(jconst_ycc_rgb_convert_sse2))
return 1;
@@ -274,46 +277,55 @@ jsimd_ycc_rgb_convert (j_decompress_ptr cinfo,
JSAMPIMAGE input_buf, JDIMENSION input_row,
JSAMPARRAY output_buf, int num_rows)
{
void (*avx2fct)(JDIMENSION, JSAMPIMAGE, JDIMENSION, JSAMPARRAY, int);
void (*sse2fct)(JDIMENSION, JSAMPIMAGE, JDIMENSION, JSAMPARRAY, int);
void (*mmxfct)(JDIMENSION, JSAMPIMAGE, JDIMENSION, JSAMPARRAY, int);
switch(cinfo->out_color_space) {
case JCS_EXT_RGB:
avx2fct=jsimd_ycc_extrgb_convert_avx2;
sse2fct=jsimd_ycc_extrgb_convert_sse2;
mmxfct=jsimd_ycc_extrgb_convert_mmx;
break;
case JCS_EXT_RGBX:
case JCS_EXT_RGBA:
avx2fct=jsimd_ycc_extrgbx_convert_avx2;
sse2fct=jsimd_ycc_extrgbx_convert_sse2;
mmxfct=jsimd_ycc_extrgbx_convert_mmx;
break;
case JCS_EXT_BGR:
avx2fct=jsimd_ycc_extbgr_convert_avx2;
sse2fct=jsimd_ycc_extbgr_convert_sse2;
mmxfct=jsimd_ycc_extbgr_convert_mmx;
break;
case JCS_EXT_BGRX:
case JCS_EXT_BGRA:
avx2fct=jsimd_ycc_extbgrx_convert_avx2;
sse2fct=jsimd_ycc_extbgrx_convert_sse2;
mmxfct=jsimd_ycc_extbgrx_convert_mmx;
break;
case JCS_EXT_XBGR:
case JCS_EXT_ABGR:
avx2fct=jsimd_ycc_extxbgr_convert_avx2;
sse2fct=jsimd_ycc_extxbgr_convert_sse2;
mmxfct=jsimd_ycc_extxbgr_convert_mmx;
break;
case JCS_EXT_XRGB:
case JCS_EXT_ARGB:
avx2fct=jsimd_ycc_extxrgb_convert_avx2;
sse2fct=jsimd_ycc_extxrgb_convert_sse2;
mmxfct=jsimd_ycc_extxrgb_convert_mmx;
break;
default:
avx2fct=jsimd_ycc_rgb_convert_avx2;
sse2fct=jsimd_ycc_rgb_convert_sse2;
mmxfct=jsimd_ycc_rgb_convert_mmx;
break;
}
if ((simd_support & JSIMD_SSE2) &&
IS_ALIGNED_SSE(jconst_ycc_rgb_convert_sse2))
if (simd_support & JSIMD_AVX2)
avx2fct(cinfo->output_width, input_buf, input_row, output_buf, num_rows);
else if (simd_support & JSIMD_SSE2)
sse2fct(cinfo->output_width, input_buf, input_row, output_buf, num_rows);
else if (simd_support & JSIMD_MMX)
mmxfct(cinfo->output_width, input_buf, input_row, output_buf, num_rows);