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)
+ jquanti-sse2 jccolor-avx2 jcgray-avx2)
message(STATUS "Building i386 SIMD extensions")
endif()
jcsample-sse2.asm jdcolor-sse2.asm jdmerge-sse2.asm \
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
+ jidctred-sse2.asm jquantf-sse2.asm jquanti-sse2.asm \
+ jccolor-avx2.asm jcgray-avx2.asm
jccolor-mmx.lo: jccolext-mmx.asm
jcgray.-mmx.lo: jcgryext-mmx.asm
jcgray-sse2.lo: jcgryext-sse2.asm
jdcolor-sse2.lo: jdcolext-sse2.asm
jdmerge-sse2.lo: jdmrgext-sse2.asm
+jccolor-avx2.lo: jccolext-avx2.asm
+jcgray-avx2.lo: jcgryext-avx2.asm
endif
--- /dev/null
+;
+; jccolext.asm - colorspace conversion (AVX2)
+;
+; 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 "jcolsamp.inc"
+
+; --------------------------------------------------------------------------
+;
+; Convert some rows of samples to the output colorspace.
+;
+; GLOBAL(void)
+; jsimd_rgb_ycc_convert_avx2 (JDIMENSION img_width,
+; JSAMPARRAY input_buf, JSAMPIMAGE output_buf,
+; JDIMENSION output_row, int num_rows);
+;
+
+%define img_width(b) (b)+8 ; JDIMENSION img_width
+%define input_buf(b) (b)+12 ; JSAMPARRAY input_buf
+%define output_buf(b) (b)+16 ; JSAMPIMAGE output_buf
+%define output_row(b) (b)+20 ; JDIMENSION output_row
+%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 8
+%define gotptr wk(0)-SIZEOF_POINTER ; void * gotptr
+
+ align 32
+
+ global EXTN(jsimd_rgb_ycc_convert_avx2)
+
+EXTN(jsimd_rgb_ycc_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 [img_width(eax)]
+ test ecx, ecx
+ jz near .return
+
+ push ecx
+
+ mov esi, JSAMPIMAGE [output_buf(eax)]
+ mov ecx, JDIMENSION [output_row(eax)]
+ mov edi, JSAMPARRAY [esi+0*SIZEOF_JSAMPARRAY]
+ mov ebx, JSAMPARRAY [esi+1*SIZEOF_JSAMPARRAY]
+ mov edx, JSAMPARRAY [esi+2*SIZEOF_JSAMPARRAY]
+ lea edi, [edi+ecx*SIZEOF_JSAMPROW]
+ lea ebx, [ebx+ecx*SIZEOF_JSAMPROW]
+ lea edx, [edx+ecx*SIZEOF_JSAMPROW]
+
+ pop ecx
+
+ mov esi, JSAMPARRAY [input_buf(eax)]
+ mov eax, INT [num_rows(eax)]
+ test eax, eax
+ jle near .return
+ alignx 16, 7
+.rowloop:
+ pushpic eax
+ push edx
+ push ebx
+ push edi
+ push esi
+ push ecx ; col
+
+ mov esi, JSAMPROW [esi] ; inptr
+ mov edi, JSAMPROW [edi] ; outptr0
+ mov ebx, JSAMPROW [ebx] ; outptr1
+ mov edx, JSAMPROW [edx] ; outptr2
+ movpic eax, POINTER [gotptr] ; load GOT address (eax)
+
+ cmp ecx, byte SIZEOF_YMMWORD
+ jae near .columnloop
+ alignx 16, 7
+
+%if RGB_PIXELSIZE == 3 ; ---------------
+
+.column_ld1:
+ push eax
+ push edx
+ lea ecx, [ecx+ecx*2] ; imul ecx,RGB_PIXELSIZE
+ test cl, SIZEOF_BYTE
+ jz short .column_ld2
+ sub ecx, byte SIZEOF_BYTE
+ movzx eax, BYTE [esi+ecx]
+.column_ld2:
+ test cl, SIZEOF_WORD
+ jz short .column_ld4
+ sub ecx, byte SIZEOF_WORD
+ movzx edx, WORD [esi+ecx]
+ shl eax, WORD_BIT
+ or eax, edx
+.column_ld4:
+ vmovd xmmA, eax
+ pop edx
+ pop eax
+ test cl, SIZEOF_DWORD
+ jz short .column_ld8
+ sub ecx, byte SIZEOF_DWORD
+ vmovd xmmF, XMM_DWORD [esi+ecx]
+ vpslldq xmmA, xmmA, SIZEOF_DWORD
+ vpor xmmA, xmmA, xmmF
+.column_ld8:
+ test cl, SIZEOF_MMWORD
+ jz short .column_ld16
+ sub ecx, byte SIZEOF_MMWORD
+ vmovq xmmB, XMM_MMWORD [esi+ecx]
+ vpslldq xmmA, xmmA, SIZEOF_MMWORD
+ vpor xmmA, xmmA, xmmB
+.column_ld16:
+ test cl, SIZEOF_XMMWORD
+ jz short .column_ld32
+ sub ecx, byte SIZEOF_XMMWORD
+ vmovdqu xmmB, XMM_MMWORD [esi+ecx]
+ vperm2i128 ymmA, ymmA, ymmA, 1
+ vpor ymmA, ymmB
+.column_ld32:
+ test cl, SIZEOF_YMMWORD
+ jz short .column_ld64
+ sub ecx, byte SIZEOF_YMMWORD
+ vmovdqa ymmF, ymmA
+ vmovdqu ymmA, YMMWORD [esi+0*SIZEOF_YMMWORD]
+.column_ld64:
+ test cl, 2*SIZEOF_YMMWORD
+ mov ecx, SIZEOF_YMMWORD
+ jz short .rgb_ycc_cnv
+ vmovdqa ymmB, ymmA
+ vmovdqu ymmA, YMMWORD [esi+0*SIZEOF_YMMWORD]
+ vmovdqu ymmF, YMMWORD [esi+1*SIZEOF_YMMWORD]
+ jmp short .rgb_ycc_cnv
+ alignx 16, 7
+
+.columnloop:
+ vmovdqu ymmA, YMMWORD [esi+0*SIZEOF_YMMWORD]
+ vmovdqu ymmF, YMMWORD [esi+1*SIZEOF_YMMWORD]
+ vmovdqu ymmB, YMMWORD [esi+2*SIZEOF_YMMWORD]
+
+.rgb_ycc_cnv:
+ ; 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)
+ ; ymmF=(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)
+ ; ymmB=(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)
+
+ vmovdqu ymmC, ymmA
+ vinserti128 ymmA, ymmF, xmmA, 0 ; ymmA=(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)
+ vinserti128 ymmC, ymmC, xmmB, 0 ; ymmC=(1L 2L 0M 1M 2M 0N 1N 2N 0O 1O 2O 0P 1P 2P 0Q 1Q
+ ; 15 25 06 16 26 07 17 27 08 18 28 09 19 29 0A 1A)
+ vinserti128 ymmB, ymmB, xmmF, 0 ; ymmB=(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 ymmF, ymmC, ymmC, 1 ; ymmF=(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)
+
+ vmovdqa ymmG, ymmA
+ vpslldq ymmA, ymmA, 8 ; ymmA=(-- -- -- -- -- -- -- -- 00 10 20 01 11 21 02 12
+ ; 22 03 13 23 04 14 24 05 0G 1G 2G 0H 1H 2H 0I 1I)
+ vpsrldq ymmG, ymmG, 8 ; ymmG=(22 03 13 23 04 14 24 05 0G 1G 2G 0H 1H 2H 0I 1I
+ ; 2I 0J 1J 2J 0K 1K 2K 0L -- -- -- -- -- -- -- --)
+
+ vpunpckhbw ymmA, ymmA, ymmF ; ymmA=(00 08 10 18 20 28 01 09 11 19 21 29 02 0A 12 1A
+ ; 0G 0O 1G 1O 2G 2O 0H 0P 1H 1P 2H 2P 0I 0Q 1I 1Q)
+ vpslldq ymmF, ymmF, 8 ; ymmF=(-- -- -- -- -- -- -- -- 15 25 06 16 26 07 17 27
+ ; 08 18 28 09 19 29 0A 1A 1L 2L 0M 1M 2M 0N 1N 2N)
+
+ vpunpcklbw ymmG, ymmG, ymmB ; ymmG=(22 2A 03 0B 13 1B 23 2B 04 0C 14 1C 24 2C 05 0D
+ ; 2I 2Q 0J 0R 1J 1R 2J 2R 0K 0S 1K 1S 2K 2S 0L 0T)
+ vpunpckhbw ymmF, ymmF, ymmB ; ymmF=(15 1D 25 2D 06 0E 16 1E 26 2E 07 0F 17 1F 27 2F
+ ; 1L 1T 2L 2T 0M 0U 1M 1U 2M 2U 0N 0V 1N 1V 2N 2V)
+
+ vmovdqa ymmD, ymmA
+ vpslldq ymmA, ymmA, 8 ; ymmA=(-- -- -- -- -- -- -- -- 00 08 10 18 20 28 01 09
+ ; 11 19 21 29 02 0A 12 1A 0G 0O 1G 1O 2G 2O 0H 0P)
+ vpsrldq ymmD, ymmD, 8 ; ymmD=(11 19 21 29 02 0A 12 1A 0G 0O 1G 1O 2G 2O 0H 0P
+ ; 1H 1P 2H 2P 0I 0Q 1I 1Q -- -- -- -- -- -- -- --)
+
+ vpunpckhbw ymmA, ymmA, ymmG ; ymmA=(00 04 08 0C 10 14 18 1C 20 24 28 2C 01 05 09 0D
+ ; 0G 0K 0O 0S 1G 1K 1O 1S 2G 2K 2O 2S 0H 0L 0P 0T)
+ vpslldq ymmG, ymmG, 8 ; ymmG=(-- -- -- -- -- -- -- -- 22 2A 03 0B 13 1B 23 2B
+ ; 04 0C 14 1C 24 2C 05 0D 2I 2Q 0J 0R 1J 1R 2J 2R)
+
+ vpunpcklbw ymmD, ymmD, ymmF ; ymmD=(11 15 19 1D 21 25 29 2D 02 06 0A 0E 12 16 1A 1E
+ ; 1H 1L 1P 1T 2H 2L 2P 2T 0I 0M 0Q 0U 1I 1M 1Q 1U)
+ vpunpckhbw ymmG, ymmG, ymmF ; ymmG=(22 26 2A 2E 03 07 0B 0F 13 17 1B 1F 23 27 2B 2F
+ ; 2I 2M 2Q 2U 0J 0N 0R 0V 1J 1N 1R 1V 2J 2N 2R 2V)
+
+ vmovdqa ymmE, ymmA
+ vpslldq ymmA, ymmA, 8 ; ymmA=(-- -- -- -- -- -- -- -- 00 04 08 0C 10 14 18 1C
+ ; 20 24 28 2C 01 05 09 0D 0G 0K 0O 0S 1G 1K 1O 1S)
+ vpsrldq ymmE, ymmE, 8 ; ymmE=(20 24 28 2C 01 05 09 0D 0G 0K 0O 0S 1G 1K 1O 1S
+ ; 2G 2K 2O 2S 0H 0L 0P 0T -- -- -- -- -- -- -- --)
+
+ vpunpckhbw ymmA, ymmA, ymmD ; ymmA=(00 02 04 06 08 0A 0C 0E 10 12 14 16 18 1A 1C 1E
+ ; 0G 0I 0K 0M 0O 0Q 0S 0U 1G 1I 1K 1M 1O 1Q 1S 1U)
+ vpslldq ymmD, ymmD, 8 ; ymmD=(-- -- -- -- -- -- -- -- 11 15 19 1D 21 25 29 2D
+ ; 02 06 0A 0E 12 16 1A 1E 1H 1L 1P 1T 2H 2L 2P 2T)
+
+ vpunpcklbw ymmE, ymmE, ymmG ; ymmE=(20 22 24 26 28 2A 2C 2E 01 03 05 07 09 0B 0D 0F
+ ; 2G 2I 2K 2M 2O 2Q 2S 2U 0H 0J 0L 0N 0P 0R 0T 0V)
+ vpunpckhbw ymmD, ymmD, ymmG ; ymmD=(11 13 15 17 19 1B 1D 1F 21 23 25 27 29 2B 2D 2F
+ ; 1H 1J 1L 1N 1P 1R 1T 1V 2H 2J 2L 2N 2P 2R 2T 2V)
+
+ vpxor ymmH, ymmH, ymmH
+
+ vmovdqa ymmC, ymmA
+ vpunpcklbw ymmA, ymmA, ymmH ; ymmA=(00 02 04 06 08 0A 0C 0E 0G 0I 0K 0M 0O 0Q 0S 0U)
+ vpunpckhbw ymmC, ymmC, ymmH ; ymmC=(10 12 14 16 18 1A 1C 1E 1G 1I 1K 1M 1O 1Q 1S 1U)
+
+ vmovdqa ymmB, ymmE
+ vpunpcklbw ymmE, ymmE, ymmH ; ymmE=(20 22 24 26 28 2A 2C 2E 2G 2I 2K 2M 2O 2Q 2S 2U)
+ vpunpckhbw ymmB, ymmB, ymmH ; ymmB=(01 03 05 07 09 0B 0D 0F 0H 0J 0L 0N 0P 0R 0T 0V)
+
+ vmovdqa ymmF, ymmD
+ vpunpcklbw ymmD, ymmD, ymmH ; ymmD=(11 13 15 17 19 1B 1D 1F 1H 1J 1L 1N 1P 1R 1T 1V)
+ vpunpckhbw ymmF, ymmF, ymmH ; ymmF=(21 23 25 27 29 2B 2D 2F 2H 2J 2L 2N 2P 2R 2T 2V)
+
+%else ; RGB_PIXELSIZE == 4 ; -----------
+
+.column_ld1:
+ test cl, SIZEOF_XMMWORD/16
+ jz short .column_ld2
+ sub ecx, byte SIZEOF_XMMWORD/16
+ vmovd xmmA, XMM_DWORD [esi+ecx*RGB_PIXELSIZE]
+.column_ld2:
+ test cl, SIZEOF_XMMWORD/8
+ jz short .column_ld4
+ sub ecx, byte SIZEOF_XMMWORD/8
+ vmovq xmmF, XMM_MMWORD [esi+ecx*RGB_PIXELSIZE]
+ vpslldq xmmA, xmmA, SIZEOF_MMWORD
+ vpor xmmA, xmmA, xmmF
+.column_ld4:
+ test cl, SIZEOF_XMMWORD/4
+ jz short .column_ld8
+ sub ecx, byte SIZEOF_XMMWORD/4
+ vmovdqa xmmF, xmmA
+ vperm2i128 ymmF, ymmF, ymmF, 1
+ vmovdqu xmmA, XMMWORD [esi+ecx*RGB_PIXELSIZE]
+ vpor ymmA, ymmA, ymmF
+.column_ld8:
+ test cl, SIZEOF_XMMWORD/2
+ jz short .column_ld16
+ sub ecx, byte SIZEOF_XMMWORD/2
+ vmovdqa ymmF, ymmA
+ vmovdqu ymmA, YMMWORD [esi+ecx*RGB_PIXELSIZE]
+.column_ld16:
+ test cl, SIZEOF_XMMWORD
+ mov ecx, SIZEOF_YMMWORD
+ jz short .rgb_ycc_cnv
+ vmovdqa ymmE, ymmA
+ vmovdqa ymmH, ymmF
+ vmovdqu ymmA, YMMWORD [esi+0*SIZEOF_YMMWORD]
+ vmovdqu ymmF, YMMWORD [esi+1*SIZEOF_YMMWORD]
+ jmp short .rgb_ycc_cnv
+ alignx 16, 7
+
+.columnloop:
+ vmovdqu ymmA, YMMWORD [esi+0*SIZEOF_YMMWORD]
+ vmovdqu ymmF, YMMWORD [esi+1*SIZEOF_YMMWORD]
+ vmovdqu ymmE, YMMWORD [esi+2*SIZEOF_YMMWORD]
+ vmovdqu ymmH, YMMWORD [esi+3*SIZEOF_YMMWORD]
+
+.rgb_ycc_cnv:
+ ; 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)
+ ; ymmF=(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)
+ ; ymmE=(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)
+ ; 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)
+
+ vmovdqa ymmB, ymmA
+ vinserti128 ymmA, ymmA, xmmE, 1 ; ymmA=(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)
+ vperm2i128 ymmE, ymmB, ymmE, 0x31 ; 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)
+
+ vmovdqa ymmB, ymmF
+ vinserti128 ymmF, ymmF, xmmH, 1 ; ymmF=(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 ymmH, ymmB, ymmH, 0x31 ; ymmH=(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)
+
+ vmovdqa ymmD, ymmA
+ vpunpcklbw ymmA, ymmA, ymmE ; ymmA=(00 04 10 14 20 24 30 34 01 05 11 15 21 25 31 35
+ ; 0G 0K 1G 1K 2G 2K 3G 3K 0H 0L 1H 1L 2H 2L 3H 3L)
+ vpunpckhbw ymmD, ymmD, ymmE ; ymmD=(02 06 12 16 22 26 32 36 03 07 13 17 23 27 33 37
+ ; 0I 0M 1I 1M 2I 2M 3I 3M 0J 0N 1J 1N 2J 2N 3J 3N)
+
+ vmovdqa ymmC, ymmF
+ vpunpcklbw ymmF, ymmF, ymmH ; ymmF=(08 0C 18 1C 28 2C 38 3C 09 0D 19 1D 29 2D 39 3D
+ ; 0O 0S 1O 1S 2O 2S 3O 3S 0P 0T 1P 1T 2P 2T 3P 3T)
+ vpunpckhbw ymmC, ymmC, ymmH ; ymmC=(0A 0E 1A 1E 2A 2E 3A 3E 0B 0F 1B 1F 2B 2F 3B 3F
+ ; 0Q 0U 1Q 1U 2Q 2U 3Q 3U 0R 0V 1R 1V 2R 2V 3R 3V)
+
+ vmovdqa ymmB, ymmA
+ vpunpcklwd ymmA, ymmA, ymmF ; ymmA=(00 04 08 0C 10 14 18 1C 20 24 28 2C 30 34 38 3C
+ ; 0G 0K 0O 0S 1G 1K 1O 1S 2G 2K 2O 2S 3G 3K 3O 3S)
+ vpunpckhwd ymmB, ymmB, ymmF ; ymmB=(01 05 09 0D 11 15 19 1D 21 25 29 2D 31 35 39 3D
+ ; 0H 0L 0P 0T 1H 1L 1P 1T 2H 2L 2P 2T 3H 3L 3P 3T)
+
+ vmovdqa ymmG, ymmD
+ vpunpcklwd ymmD, ymmD, ymmC ; ymmD=(02 06 0A 0E 12 16 1A 1E 22 26 2A 2E 32 36 3A 3E
+ ; 0I 0M 0Q 0U 1I 1M 1Q 1U 2I 2M 2Q 2U 3I 3M 3Q 3U)
+ vpunpckhwd ymmG, ymmG, ymmC ; ymmG=(03 07 0B 0F 13 17 1B 1F 23 27 2B 2F 33 37 3B 3F
+ ; 0J 0N 0R 0V 1J 1N 1R 1V 2J 2N 2R 2V 3J 3N 3R 3V)
+
+ vmovdqa ymmE, ymmA
+ vpunpcklbw ymmA, ymmA, ymmD ; ymmA=(00 02 04 06 08 0A 0C 0E 10 12 14 16 18 1A 1C 1E
+ ; 0G 0I 0K 0M 0O 0Q 0S 0U 1G 1I 1K 1M 1O 1Q 1S 1U)
+ vpunpckhbw ymmE, ymmE, ymmD ; ymmE=(20 22 24 26 28 2A 2C 2E 30 32 34 36 38 3A 3C 3E
+ ; 2G 2I 2K 2M 2O 2Q 2S 2U 3G 3I 3K 3M 3O 3Q 3S 3U)
+
+ vmovdqa ymmH, ymmB
+ vpunpcklbw ymmB, ymmB, ymmG ; ymmB=(01 03 05 07 09 0B 0D 0F 11 13 15 17 19 1B 1D 1F
+ ; 0H 0J 0L 0N 0P 0R 0T 0V 1H 1J 1L 1N 1P 1R 1T 1V)
+ vpunpckhbw ymmH, ymmH, ymmG ; ymmH=(21 23 25 27 29 2B 2D 2F 31 33 35 37 39 3B 3D 3F
+ ; 2H 2J 2L 2N 2P 2R 2T 2V 3H 3J 3L 3N 3P 3R 3T 3V)
+
+ vpxor ymmF, ymmF, ymmF
+
+ vmovdqa ymmC, ymmA
+ vpunpcklbw ymmA, ymmA, ymmF ; ymmA=(00 02 04 06 08 0A 0C 0E 0G 0I 0K 0M 0O 0Q 0S 0U)
+ vpunpckhbw ymmC, ymmC, ymmF ; ymmC=(10 12 14 16 18 1A 1C 1E 1G 1I 1K 1M 1O 1Q 1S 1U)
+
+ vmovdqa ymmD, ymmB
+ vpunpcklbw ymmB, ymmB, ymmF ; ymmB=(01 03 05 07 09 0B 0D 0F 0H 0J 0L 0N 0P 0R 0T 0V)
+ vpunpckhbw ymmD, ymmD, ymmF ; ymmD=(11 13 15 17 19 1B 1D 1F 1H 1J 1L 1N 1P 1R 1T 1V)
+
+ vmovdqa ymmG, ymmE
+ vpunpcklbw ymmE, ymmE, ymmF ; ymmE=(20 22 24 26 28 2A 2C 2E 2G 2I 2K 2M 2O 2Q 2S 2U)
+ vpunpckhbw ymmG, ymmG, ymmF ; ymmG=(30 32 34 36 38 3A 3C 3E 3G 3I 3K 3M 3O 3Q 3S 3U)
+
+ vpunpcklbw ymmF, ymmF, ymmH
+ vpunpckhbw ymmH, ymmH, ymmH
+ vpsrlw ymmF, ymmF, BYTE_BIT ; ymmF=(21 23 25 27 29 2B 2D 2F 2H 2J 2L 2N 2P 2R 2T 2V)
+ vpsrlw ymmH, ymmH, BYTE_BIT ; ymmH=(31 33 35 37 39 3B 3D 3F 3H 3J 3L 3N 3P 3R 3T 3V)
+
+%endif ; RGB_PIXELSIZE ; ---------------
+
+ ; ymm0=R(02468ACEGIKMOQSU)=RE, ymm2=G(02468ACEGIKMOQSU)=GE, ymm4=B(02468ACEGIKMOQSU)=BE
+ ; ymm1=R(13579BDFHJLNPRTV)=RO, ymm3=G(13579BDFHJLNPRTV)=GO, ymm5=B(13579BDFHJLNPRTV)=BO
+
+ ; (Original)
+ ; Y = 0.29900 * R + 0.58700 * G + 0.11400 * B
+ ; Cb = -0.16874 * R - 0.33126 * G + 0.50000 * B + CENTERJSAMPLE
+ ; Cr = 0.50000 * R - 0.41869 * G - 0.08131 * B + CENTERJSAMPLE
+ ;
+ ; (This implementation)
+ ; Y = 0.29900 * R + 0.33700 * G + 0.11400 * B + 0.25000 * G
+ ; Cb = -0.16874 * R - 0.33126 * G + 0.50000 * B + CENTERJSAMPLE
+ ; Cr = 0.50000 * R - 0.41869 * G - 0.08131 * B + CENTERJSAMPLE
+
+ vmovdqa YMMWORD [wk(0)], ymm0 ; wk(0)=RE
+ vmovdqa YMMWORD [wk(1)], ymm1 ; wk(1)=RO
+ vmovdqa YMMWORD [wk(2)], ymm4 ; wk(2)=BE
+ vmovdqa YMMWORD [wk(3)], ymm5 ; wk(3)=BO
+
+ vmovdqa ymm6, ymm1
+ vpunpcklwd ymm1, ymm1, ymm3
+ vpunpckhwd ymm6, ymm6, ymm3
+ vmovdqa ymm7, ymm1
+ vmovdqa ymm4, ymm6
+ vpmaddwd ymm1, ymm1, [GOTOFF(eax,PW_F0299_F0337)] ; ymm1=ROL*FIX(0.299)+GOL*FIX(0.337)
+ vpmaddwd ymm6, ymm6, [GOTOFF(eax,PW_F0299_F0337)] ; ymm6=ROH*FIX(0.299)+GOH*FIX(0.337)
+ vpmaddwd ymm7, ymm7, [GOTOFF(eax,PW_MF016_MF033)] ; ymm7=ROL*-FIX(0.168)+GOL*-FIX(0.331)
+ vpmaddwd ymm4, ymm4, [GOTOFF(eax,PW_MF016_MF033)] ; ymm4=ROH*-FIX(0.168)+GOH*-FIX(0.331)
+
+ vmovdqa YMMWORD [wk(4)], ymm1 ; wk(4)=ROL*FIX(0.299)+GOL*FIX(0.337)
+ vmovdqa YMMWORD [wk(5)], ymm6 ; wk(5)=ROH*FIX(0.299)+GOH*FIX(0.337)
+
+ vpxor ymm1, ymm1, ymm1
+ vpxor ymm6, ymm6, ymm6
+ vpunpcklwd ymm1, ymm1, ymm5 ; ymm1=BOL
+ vpunpckhwd ymm6, ymm6, ymm5 ; ymm6=BOH
+ vpsrld ymm1, ymm1, 1 ; ymm1=BOL*FIX(0.500)
+ vpsrld ymm6, ymm6, 1 ; ymm6=BOH*FIX(0.500)
+
+ vmovdqa ymm5, [GOTOFF(eax,PD_ONEHALFM1_CJ)] ; ymm5=[PD_ONEHALFM1_CJ]
+
+ vpaddd ymm7, ymm7, ymm1
+ vpaddd ymm4, ymm4, ymm6
+ vpaddd ymm7, ymm7, ymm5
+ vpaddd ymm4, ymm4, ymm5
+ vpsrld ymm7, ymm7, SCALEBITS ; ymm7=CbOL
+ vpsrld ymm4, ymm4, SCALEBITS ; ymm4=CbOH
+ vpackssdw ymm7, ymm7, ymm4 ; ymm7=CbO
+
+ vmovdqa ymm1, YMMWORD [wk(2)] ; ymm1=BE
+
+ vmovdqa ymm6, ymm0
+ vpunpcklwd ymm0, ymm0, ymm2
+ vpunpckhwd ymm6, ymm6, ymm2
+ vmovdqa ymm5, ymm0
+ vmovdqa ymm4, ymm6
+ vpmaddwd ymm0, ymm0, [GOTOFF(eax,PW_F0299_F0337)] ; ymm0=REL*FIX(0.299)+GEL*FIX(0.337)
+ vpmaddwd ymm6, ymm6, [GOTOFF(eax,PW_F0299_F0337)] ; ymm6=REH*FIX(0.299)+GEH*FIX(0.337)
+ vpmaddwd ymm5, ymm5, [GOTOFF(eax,PW_MF016_MF033)] ; ymm5=REL*-FIX(0.168)+GEL*-FIX(0.331)
+ vpmaddwd ymm4, ymm4, [GOTOFF(eax,PW_MF016_MF033)] ; ymm4=REH*-FIX(0.168)+GEH*-FIX(0.331)
+
+ vmovdqa YMMWORD [wk(6)], ymm0 ; wk(6)=REL*FIX(0.299)+GEL*FIX(0.337)
+ vmovdqa YMMWORD [wk(7)], ymm6 ; wk(7)=REH*FIX(0.299)+GEH*FIX(0.337)
+
+ vpxor ymm0, ymm0, ymm0
+ vpxor ymm6, ymm6, ymm6
+ vpunpcklwd ymm0, ymm0, ymm1 ; ymm0=BEL
+ vpunpckhwd ymm6, ymm6, ymm1 ; ymm6=BEH
+ vpsrld ymm0, ymm0, 1 ; ymm0=BEL*FIX(0.500)
+ vpsrld ymm6, ymm6, 1 ; ymm6=BEH*FIX(0.500)
+
+
+ vmovdqa ymm1, [GOTOFF(eax,PD_ONEHALFM1_CJ)] ; ymm1=[PD_ONEHALFM1_CJ]
+
+ vpaddd ymm5, ymm5, ymm0
+ vpaddd ymm4, ymm4, ymm6
+ vpaddd ymm5, ymm5, ymm1
+ vpaddd ymm4, ymm4, ymm1
+ vpsrld ymm5, ymm5, SCALEBITS ; ymm5=CbEL
+ vpsrld ymm4, ymm4, SCALEBITS ; ymm4=CbEH
+ vpackssdw ymm5, ymm5, ymm4 ; ymm5=CbE
+
+ vpsllw ymm7, ymm7, BYTE_BIT
+ vpor ymm5, ymm5, ymm7 ; ymm5=Cb
+ vmovdqu YMMWORD [ebx], ymm5 ; Save Cb
+
+ vmovdqa ymm0, YMMWORD [wk(3)] ; ymm0=BO
+ vmovdqa ymm6, YMMWORD [wk(2)] ; ymm6=BE
+ vmovdqa ymm1, YMMWORD [wk(1)] ; ymm1=RO
+
+ vmovdqa ymm4, ymm0
+ vpunpcklwd ymm0, ymm0, ymm3
+ vpunpckhwd ymm4, ymm4, ymm3
+ vmovdqa ymm7, ymm0
+ vmovdqa ymm5, ymm4
+ vpmaddwd ymm0, ymm0, [GOTOFF(eax,PW_F0114_F0250)] ; ymm0=BOL*FIX(0.114)+GOL*FIX(0.250)
+ vpmaddwd ymm4, ymm4, [GOTOFF(eax,PW_F0114_F0250)] ; ymm4=BOH*FIX(0.114)+GOH*FIX(0.250)
+ vpmaddwd ymm7, ymm7, [GOTOFF(eax,PW_MF008_MF041)] ; ymm7=BOL*-FIX(0.081)+GOL*-FIX(0.418)
+ vpmaddwd ymm5, ymm5, [GOTOFF(eax,PW_MF008_MF041)] ; ymm5=BOH*-FIX(0.081)+GOH*-FIX(0.418)
+
+ vmovdqa ymm3, [GOTOFF(eax,PD_ONEHALF)] ; ymm3=[PD_ONEHALF]
+
+ vpaddd ymm0, ymm0, YMMWORD [wk(4)]
+ vpaddd ymm4, ymm4, YMMWORD [wk(5)]
+ vpaddd ymm0, ymm0, ymm3
+ vpaddd ymm4, ymm4, ymm3
+ vpsrld ymm0, ymm0, SCALEBITS ; ymm0=YOL
+ vpsrld ymm4, ymm4, SCALEBITS ; ymm4=YOH
+ vpackssdw ymm0, ymm0, ymm4 ; ymm0=YO
+
+ vpxor ymm3, ymm3, ymm3
+ vpxor ymm4, ymm4, ymm4
+ vpunpcklwd ymm3, ymm3, ymm1 ; ymm3=ROL
+ vpunpckhwd ymm4, ymm4, ymm1 ; ymm4=ROH
+ vpsrld ymm3, ymm3, 1 ; ymm3=ROL*FIX(0.500)
+ vpsrld ymm4, ymm4, 1 ; ymm4=ROH*FIX(0.500)
+
+ vmovdqa ymm1, [GOTOFF(eax,PD_ONEHALFM1_CJ)] ; ymm1=[PD_ONEHALFM1_CJ]
+
+ vpaddd ymm7, ymm7, ymm3
+ vpaddd ymm5, ymm5, ymm4
+ vpaddd ymm7, ymm7, ymm1
+ vpaddd ymm5, ymm5, ymm1
+ vpsrld ymm7, ymm7, SCALEBITS ; ymm7=CrOL
+ vpsrld ymm5, ymm5, SCALEBITS ; ymm5=CrOH
+ vpackssdw ymm7, ymm7, ymm5 ; ymm7=CrO
+
+ vmovdqa ymm3, YMMWORD [wk(0)] ; ymm3=RE
+
+ vmovdqa ymm4, ymm6
+ vpunpcklwd ymm6, ymm6, ymm2
+ vpunpckhwd ymm4, ymm4, ymm2
+ vmovdqa ymm1, ymm6
+ vmovdqa ymm5, ymm4
+ vpmaddwd ymm6, ymm6, [GOTOFF(eax,PW_F0114_F0250)] ; ymm6=BEL*FIX(0.114)+GEL*FIX(0.250)
+ vpmaddwd ymm4, ymm4, [GOTOFF(eax,PW_F0114_F0250)] ; ymm4=BEH*FIX(0.114)+GEH*FIX(0.250)
+ vpmaddwd ymm1, ymm1, [GOTOFF(eax,PW_MF008_MF041)] ; ymm1=BEL*-FIX(0.081)+GEL*-FIX(0.418)
+ vpmaddwd ymm5, ymm5, [GOTOFF(eax,PW_MF008_MF041)] ; ymm5=BEH*-FIX(0.081)+GEH*-FIX(0.418)
+
+ vmovdqa ymm2, [GOTOFF(eax,PD_ONEHALF)] ; ymm2=[PD_ONEHALF]
+
+ vpaddd ymm6, ymm6, YMMWORD [wk(6)]
+ vpaddd ymm4, ymm4, YMMWORD [wk(7)]
+ vpaddd ymm6, ymm6, ymm2
+ vpaddd ymm4, ymm4, ymm2
+ vpsrld ymm6, ymm6, SCALEBITS ; ymm6=YEL
+ vpsrld ymm4, ymm4, SCALEBITS ; ymm4=YEH
+ vpackssdw ymm6, ymm6, ymm4 ; ymm6=YE
+
+ vpsllw ymm0, ymm0, BYTE_BIT
+ vpor ymm6, ymm6, ymm0 ; ymm6=Y
+ vmovdqu YMMWORD [edi], ymm6 ; Save Y
+
+ vpxor ymm2, ymm2, ymm2
+ vpxor ymm4, ymm4, ymm4
+ vpunpcklwd ymm2, ymm2, ymm3 ; ymm2=REL
+ vpunpckhwd ymm4, ymm4, ymm3 ; ymm4=REH
+ vpsrld ymm2, ymm2, 1 ; ymm2=REL*FIX(0.500)
+ vpsrld ymm4, ymm4, 1 ; ymm4=REH*FIX(0.500)
+
+ vmovdqa ymm0, [GOTOFF(eax,PD_ONEHALFM1_CJ)] ; ymm0=[PD_ONEHALFM1_CJ]
+
+ vpaddd ymm1, ymm1, ymm2
+ vpaddd ymm5, ymm5, ymm4
+ vpaddd ymm1, ymm1, ymm0
+ vpaddd ymm5, ymm5, ymm0
+ vpsrld ymm1, ymm1, SCALEBITS ; ymm1=CrEL
+ vpsrld ymm5, ymm5, SCALEBITS ; ymm5=CrEH
+ vpackssdw ymm1, ymm1, ymm5 ; ymm1=CrE
+
+ vpsllw ymm7, ymm7, BYTE_BIT
+ vpor ymm1, ymm1, ymm7 ; ymm1=Cr
+ vmovdqu YMMWORD [edx], ymm1 ; Save Cr
+
+ sub ecx, byte SIZEOF_YMMWORD
+ add esi, RGB_PIXELSIZE*SIZEOF_YMMWORD ; inptr
+ add edi, byte SIZEOF_YMMWORD ; outptr0
+ add ebx, byte SIZEOF_YMMWORD ; outptr1
+ add edx, byte SIZEOF_YMMWORD ; outptr2
+ cmp ecx, byte SIZEOF_YMMWORD
+ jae near .columnloop
+ test ecx, ecx
+ jnz near .column_ld1
+
+ pop ecx ; col
+ pop esi
+ pop edi
+ pop ebx
+ pop edx
+ poppic eax
+
+ add esi, byte SIZEOF_JSAMPROW ; input_buf
+ add edi, byte SIZEOF_JSAMPROW
+ add ebx, byte SIZEOF_JSAMPROW
+ add edx, byte SIZEOF_JSAMPROW
+ dec eax ; num_rows
+ jg near .rowloop
+
+.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
--- /dev/null
+;
+; jccolor.asm - colorspace conversion (AVX2)
+;
+; Copyright (C) 2009, 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 "jsimdext.inc"
+
+; --------------------------------------------------------------------------
+
+%define SCALEBITS 16
+
+F_0_081 equ 5329 ; FIX(0.08131)
+F_0_114 equ 7471 ; FIX(0.11400)
+F_0_168 equ 11059 ; FIX(0.16874)
+F_0_250 equ 16384 ; FIX(0.25000)
+F_0_299 equ 19595 ; FIX(0.29900)
+F_0_331 equ 21709 ; FIX(0.33126)
+F_0_418 equ 27439 ; FIX(0.41869)
+F_0_587 equ 38470 ; FIX(0.58700)
+F_0_337 equ (F_0_587 - F_0_250) ; FIX(0.58700) - FIX(0.25000)
+
+; --------------------------------------------------------------------------
+ SECTION SEG_CONST
+
+ alignz 32
+ global EXTN(jconst_rgb_ycc_convert_avx2)
+
+EXTN(jconst_rgb_ycc_convert_avx2):
+
+PW_F0299_F0337 times 8 dw F_0_299, F_0_337
+PW_F0114_F0250 times 8 dw F_0_114, F_0_250
+PW_MF016_MF033 times 8 dw -F_0_168,-F_0_331
+PW_MF008_MF041 times 8 dw -F_0_081,-F_0_418
+PD_ONEHALFM1_CJ times 8 dd (1 << (SCALEBITS-1)) - 1 + (CENTERJSAMPLE << SCALEBITS)
+PD_ONEHALF times 8 dd (1 << (SCALEBITS-1))
+
+ alignz 32
+
+; --------------------------------------------------------------------------
+ SECTION SEG_TEXT
+ BITS 32
+
+%include "jccolext-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_rgb_ycc_convert_avx2 jsimd_extrgb_ycc_convert_avx2
+%include "jccolext-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_rgb_ycc_convert_avx2 jsimd_extrgbx_ycc_convert_avx2
+%include "jccolext-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_rgb_ycc_convert_avx2 jsimd_extbgr_ycc_convert_avx2
+%include "jccolext-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_rgb_ycc_convert_avx2 jsimd_extbgrx_ycc_convert_avx2
+%include "jccolext-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_rgb_ycc_convert_avx2 jsimd_extxbgr_ycc_convert_avx2
+%include "jccolext-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_rgb_ycc_convert_avx2 jsimd_extxrgb_ycc_convert_avx2
+%include "jccolext-avx2.asm"
--- /dev/null
+;
+; jcgray.asm - grayscale colorspace conversion (AVX2)
+;
+; Copyright (C) 2011, 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 "jsimdext.inc"
+
+; --------------------------------------------------------------------------
+
+%define SCALEBITS 16
+
+F_0_114 equ 7471 ; FIX(0.11400)
+F_0_250 equ 16384 ; FIX(0.25000)
+F_0_299 equ 19595 ; FIX(0.29900)
+F_0_587 equ 38470 ; FIX(0.58700)
+F_0_337 equ (F_0_587 - F_0_250) ; FIX(0.58700) - FIX(0.25000)
+
+; --------------------------------------------------------------------------
+ SECTION SEG_CONST
+
+ alignz 32
+ global EXTN(jconst_rgb_gray_convert_avx2)
+
+EXTN(jconst_rgb_gray_convert_avx2):
+
+PW_F0299_F0337 times 8 dw F_0_299, F_0_337
+PW_F0114_F0250 times 8 dw F_0_114, F_0_250
+PD_ONEHALF times 8 dd (1 << (SCALEBITS-1))
+
+ alignz 32
+
+; --------------------------------------------------------------------------
+ SECTION SEG_TEXT
+ BITS 32
+
+%include "jcgryext-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_rgb_gray_convert_avx2 jsimd_extrgb_gray_convert_avx2
+%include "jcgryext-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_rgb_gray_convert_avx2 jsimd_extrgbx_gray_convert_avx2
+%include "jcgryext-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_rgb_gray_convert_avx2 jsimd_extbgr_gray_convert_avx2
+%include "jcgryext-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_rgb_gray_convert_avx2 jsimd_extbgrx_gray_convert_avx2
+%include "jcgryext-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_rgb_gray_convert_avx2 jsimd_extxbgr_gray_convert_avx2
+%include "jcgryext-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_rgb_gray_convert_avx2 jsimd_extxrgb_gray_convert_avx2
+%include "jcgryext-avx2.asm"
--- /dev/null
+;
+; jcgryext.asm - grayscale colorspace conversion (AVX2)
+;
+; Copyright (C) 2011, 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_rgb_gray_convert_avx2 (JDIMENSION img_width,
+; JSAMPARRAY input_buf, JSAMPIMAGE output_buf,
+; JDIMENSION output_row, int num_rows);
+;
+
+%define img_width(b) (b)+8 ; JDIMENSION img_width
+%define input_buf(b) (b)+12 ; JSAMPARRAY input_buf
+%define output_buf(b) (b)+16 ; JSAMPIMAGE output_buf
+%define output_row(b) (b)+20 ; JDIMENSION output_row
+%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_rgb_gray_convert_avx2)
+
+EXTN(jsimd_rgb_gray_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 [img_width(eax)]
+ test ecx, ecx
+ jz near .return
+
+ push ecx
+
+ mov esi, JSAMPIMAGE [output_buf(eax)]
+ mov ecx, JDIMENSION [output_row(eax)]
+ mov edi, JSAMPARRAY [esi+0*SIZEOF_JSAMPARRAY]
+ lea edi, [edi+ecx*SIZEOF_JSAMPROW]
+
+ pop ecx
+
+ mov esi, JSAMPARRAY [input_buf(eax)]
+ mov eax, INT [num_rows(eax)]
+ test eax, eax
+ jle near .return
+ alignx 16, 7
+.rowloop:
+ pushpic eax
+ push edi
+ push esi
+ push ecx ; col
+
+ mov esi, JSAMPROW [esi] ; inptr
+ mov edi, JSAMPROW [edi] ; outptr0
+ movpic eax, POINTER [gotptr] ; load GOT address (eax)
+
+ cmp ecx, byte SIZEOF_YMMWORD
+ jae near .columnloop
+ alignx 16, 7
+
+%if RGB_PIXELSIZE == 3 ; ---------------
+
+.column_ld1:
+ push eax
+ push edx
+ lea ecx, [ecx+ecx*2] ; imul ecx,RGB_PIXELSIZE
+ test cl, SIZEOF_BYTE
+ jz short .column_ld2
+ sub ecx, byte SIZEOF_BYTE
+ movzx eax, BYTE [esi+ecx]
+.column_ld2:
+ test cl, SIZEOF_WORD
+ jz short .column_ld4
+ sub ecx, byte SIZEOF_WORD
+ movzx edx, WORD [esi+ecx]
+ shl eax, WORD_BIT
+ or eax, edx
+.column_ld4:
+ vmovd xmmA, eax
+ pop edx
+ pop eax
+ test cl, SIZEOF_DWORD
+ jz short .column_ld8
+ sub ecx, byte SIZEOF_DWORD
+ vmovd xmmF, XMM_DWORD [esi+ecx]
+ vpslldq xmmA, xmmA, SIZEOF_DWORD
+ vpor xmmA, xmmA, xmmF
+.column_ld8:
+ test cl, SIZEOF_MMWORD
+ jz short .column_ld16
+ sub ecx, byte SIZEOF_MMWORD
+ vmovq xmmB, XMM_MMWORD [esi+ecx]
+ vpslldq xmmA, xmmA, SIZEOF_MMWORD
+ vpor xmmA, xmmA, xmmB
+.column_ld16:
+ test cl, SIZEOF_XMMWORD
+ jz short .column_ld32
+ sub ecx, byte SIZEOF_XMMWORD
+ vmovdqu xmmB, XMM_MMWORD [esi+ecx]
+ vperm2i128 ymmA, ymmA, ymmA, 1
+ vpor ymmA, ymmB
+.column_ld32:
+ test cl, SIZEOF_YMMWORD
+ jz short .column_ld64
+ sub ecx, byte SIZEOF_YMMWORD
+ vmovdqa ymmF, ymmA
+ vmovdqu ymmA, YMMWORD [esi+0*SIZEOF_YMMWORD]
+.column_ld64:
+ test cl, 2*SIZEOF_YMMWORD
+ mov ecx, SIZEOF_YMMWORD
+ jz short .rgb_gray_cnv
+ vmovdqa ymmB, ymmA
+ vmovdqu ymmA, YMMWORD [esi+0*SIZEOF_YMMWORD]
+ vmovdqu ymmF, YMMWORD [esi+1*SIZEOF_YMMWORD]
+ jmp short .rgb_gray_cnv
+ alignx 16, 7
+
+.columnloop:
+ vmovdqu ymmA, YMMWORD [esi+0*SIZEOF_YMMWORD]
+ vmovdqu ymmF, YMMWORD [esi+1*SIZEOF_YMMWORD]
+ vmovdqu ymmB, YMMWORD [esi+2*SIZEOF_YMMWORD]
+
+.rgb_gray_cnv:
+ ; 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)
+ ; ymmF=(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)
+ ; ymmB=(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)
+
+ vmovdqu ymmC, ymmA
+ vinserti128 ymmA, ymmF, xmmA, 0 ; ymmA=(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)
+ vinserti128 ymmC, ymmC, xmmB, 0 ; ymmC=(1L 2L 0M 1M 2M 0N 1N 2N 0O 1O 2O 0P 1P 2P 0Q 1Q
+ ; 15 25 06 16 26 07 17 27 08 18 28 09 19 29 0A 1A)
+ vinserti128 ymmB, ymmB, xmmF, 0 ; ymmB=(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 ymmF, ymmC, ymmC, 1 ; ymmF=(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)
+
+ vmovdqa ymmG, ymmA
+ vpslldq ymmA, ymmA, 8 ; ymmA=(-- -- -- -- -- -- -- -- 00 10 20 01 11 21 02 12
+ ; 22 03 13 23 04 14 24 05 0G 1G 2G 0H 1H 2H 0I 1I)
+ vpsrldq ymmG, ymmG, 8 ; ymmG=(22 03 13 23 04 14 24 05 0G 1G 2G 0H 1H 2H 0I 1I
+ ; 2I 0J 1J 2J 0K 1K 2K 0L -- -- -- -- -- -- -- --)
+
+ vpunpckhbw ymmA, ymmA, ymmF ; ymmA=(00 08 10 18 20 28 01 09 11 19 21 29 02 0A 12 1A
+ ; 0G 0O 1G 1O 2G 2O 0H 0P 1H 1P 2H 2P 0I 0Q 1I 1Q)
+ vpslldq ymmF, ymmF, 8 ; ymmF=(-- -- -- -- -- -- -- -- 15 25 06 16 26 07 17 27
+ ; 08 18 28 09 19 29 0A 1A 1L 2L 0M 1M 2M 0N 1N 2N)
+
+ vpunpcklbw ymmG, ymmG, ymmB ; ymmG=(22 2A 03 0B 13 1B 23 2B 04 0C 14 1C 24 2C 05 0D
+ ; 2I 2Q 0J 0R 1J 1R 2J 2R 0K 0S 1K 1S 2K 2S 0L 0T)
+ vpunpckhbw ymmF, ymmF, ymmB ; ymmF=(15 1D 25 2D 06 0E 16 1E 26 2E 07 0F 17 1F 27 2F
+ ; 1L 1T 2L 2T 0M 0U 1M 1U 2M 2U 0N 0V 1N 1V 2N 2V)
+
+ vmovdqa ymmD, ymmA
+ vpslldq ymmA, ymmA, 8 ; ymmA=(-- -- -- -- -- -- -- -- 00 08 10 18 20 28 01 09
+ ; 11 19 21 29 02 0A 12 1A 0G 0O 1G 1O 2G 2O 0H 0P)
+ vpsrldq ymmD, ymmD, 8 ; ymmD=(11 19 21 29 02 0A 12 1A 0G 0O 1G 1O 2G 2O 0H 0P
+ ; 1H 1P 2H 2P 0I 0Q 1I 1Q -- -- -- -- -- -- -- --)
+
+ vpunpckhbw ymmA, ymmA, ymmG ; ymmA=(00 04 08 0C 10 14 18 1C 20 24 28 2C 01 05 09 0D
+ ; 0G 0K 0O 0S 1G 1K 1O 1S 2G 2K 2O 2S 0H 0L 0P 0T)
+ vpslldq ymmG, ymmG, 8 ; ymmG=(-- -- -- -- -- -- -- -- 22 2A 03 0B 13 1B 23 2B
+ ; 04 0C 14 1C 24 2C 05 0D 2I 2Q 0J 0R 1J 1R 2J 2R)
+
+ vpunpcklbw ymmD, ymmD, ymmF ; ymmD=(11 15 19 1D 21 25 29 2D 02 06 0A 0E 12 16 1A 1E
+ ; 1H 1L 1P 1T 2H 2L 2P 2T 0I 0M 0Q 0U 1I 1M 1Q 1U)
+ vpunpckhbw ymmG, ymmG, ymmF ; ymmG=(22 26 2A 2E 03 07 0B 0F 13 17 1B 1F 23 27 2B 2F
+ ; 2I 2M 2Q 2U 0J 0N 0R 0V 1J 1N 1R 1V 2J 2N 2R 2V)
+
+ vmovdqa ymmE, ymmA
+ vpslldq ymmA, ymmA, 8 ; ymmA=(-- -- -- -- -- -- -- -- 00 04 08 0C 10 14 18 1C
+ ; 20 24 28 2C 01 05 09 0D 0G 0K 0O 0S 1G 1K 1O 1S)
+ vpsrldq ymmE, ymmE, 8 ; ymmE=(20 24 28 2C 01 05 09 0D 0G 0K 0O 0S 1G 1K 1O 1S
+ ; 2G 2K 2O 2S 0H 0L 0P 0T -- -- -- -- -- -- -- --)
+
+ vpunpckhbw ymmA, ymmA, ymmD ; ymmA=(00 02 04 06 08 0A 0C 0E 10 12 14 16 18 1A 1C 1E
+ ; 0G 0I 0K 0M 0O 0Q 0S 0U 1G 1I 1K 1M 1O 1Q 1S 1U)
+ vpslldq ymmD, ymmD, 8 ; ymmD=(-- -- -- -- -- -- -- -- 11 15 19 1D 21 25 29 2D
+ ; 02 06 0A 0E 12 16 1A 1E 1H 1L 1P 1T 2H 2L 2P 2T)
+
+ vpunpcklbw ymmE, ymmE, ymmG ; ymmE=(20 22 24 26 28 2A 2C 2E 01 03 05 07 09 0B 0D 0F
+ ; 2G 2I 2K 2M 2O 2Q 2S 2U 0H 0J 0L 0N 0P 0R 0T 0V)
+ vpunpckhbw ymmD, ymmD, ymmG ; ymmD=(11 13 15 17 19 1B 1D 1F 21 23 25 27 29 2B 2D 2F
+ ; 1H 1J 1L 1N 1P 1R 1T 1V 2H 2J 2L 2N 2P 2R 2T 2V)
+
+ vpxor ymmH, ymmH, ymmH
+
+ vmovdqa ymmC, ymmA
+ vpunpcklbw ymmA, ymmA, ymmH ; ymmA=(00 02 04 06 08 0A 0C 0E 0G 0I 0K 0M 0O 0Q 0S 0U)
+ vpunpckhbw ymmC, ymmC, ymmH ; ymmC=(10 12 14 16 18 1A 1C 1E 1G 1I 1K 1M 1O 1Q 1S 1U)
+
+ vmovdqa ymmB, ymmE
+ vpunpcklbw ymmE, ymmE, ymmH ; ymmE=(20 22 24 26 28 2A 2C 2E 2G 2I 2K 2M 2O 2Q 2S 2U)
+ vpunpckhbw ymmB, ymmB, ymmH ; ymmB=(01 03 05 07 09 0B 0D 0F 0H 0J 0L 0N 0P 0R 0T 0V)
+
+ vmovdqa ymmF, ymmD
+ vpunpcklbw ymmD, ymmD, ymmH ; ymmD=(11 13 15 17 19 1B 1D 1F 1H 1J 1L 1N 1P 1R 1T 1V)
+ vpunpckhbw ymmF, ymmF, ymmH ; ymmF=(21 23 25 27 29 2B 2D 2F 2H 2J 2L 2N 2P 2R 2T 2V)
+
+%else ; RGB_PIXELSIZE == 4 ; -----------
+
+.column_ld1:
+ test cl, SIZEOF_XMMWORD/16
+ jz short .column_ld2
+ sub ecx, byte SIZEOF_XMMWORD/16
+ vmovd xmmA, XMM_DWORD [esi+ecx*RGB_PIXELSIZE]
+.column_ld2:
+ test cl, SIZEOF_XMMWORD/8
+ jz short .column_ld4
+ sub ecx, byte SIZEOF_XMMWORD/8
+ vmovq xmmF, XMM_MMWORD [esi+ecx*RGB_PIXELSIZE]
+ vpslldq xmmA, xmmA, SIZEOF_MMWORD
+ vpor xmmA, xmmA, xmmF
+.column_ld4:
+ test cl, SIZEOF_XMMWORD/4
+ jz short .column_ld8
+ sub ecx, byte SIZEOF_XMMWORD/4
+ vmovdqa xmmF, xmmA
+ vperm2i128 ymmF, ymmF, ymmF, 1
+ vmovdqu xmmA, XMMWORD [esi+ecx*RGB_PIXELSIZE]
+ vpor ymmA, ymmA, ymmF
+.column_ld8:
+ test cl, SIZEOF_XMMWORD/2
+ jz short .column_ld16
+ sub ecx, byte SIZEOF_XMMWORD/2
+ vmovdqa ymmF, ymmA
+ vmovdqu ymmA, YMMWORD [esi+ecx*RGB_PIXELSIZE]
+.column_ld16:
+ test cl, SIZEOF_XMMWORD
+ mov ecx, SIZEOF_YMMWORD
+ jz short .rgb_gray_cnv
+ vmovdqa ymmE, ymmA
+ vmovdqa ymmH, ymmF
+ vmovdqu ymmA, YMMWORD [esi+0*SIZEOF_YMMWORD]
+ vmovdqu ymmF, YMMWORD [esi+1*SIZEOF_YMMWORD]
+ jmp short .rgb_gray_cnv
+ alignx 16, 7
+
+.columnloop:
+ vmovdqu ymmA, YMMWORD [esi+0*SIZEOF_YMMWORD]
+ vmovdqu ymmF, YMMWORD [esi+1*SIZEOF_YMMWORD]
+ vmovdqu ymmE, YMMWORD [esi+2*SIZEOF_YMMWORD]
+ vmovdqu ymmH, YMMWORD [esi+3*SIZEOF_YMMWORD]
+
+.rgb_gray_cnv:
+ ; 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)
+ ; ymmF=(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)
+ ; ymmE=(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)
+ ; 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)
+
+ vmovdqa ymmB, ymmA
+ vinserti128 ymmA, ymmA, xmmE, 1 ; ymmA=(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)
+ vperm2i128 ymmE, ymmB, ymmE, 0x31 ; 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)
+
+ vmovdqa ymmB, ymmF
+ vinserti128 ymmF, ymmF, xmmH, 1 ; ymmF=(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 ymmH, ymmB, ymmH, 0x31 ; ymmH=(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)
+
+ vmovdqa ymmD, ymmA
+ vpunpcklbw ymmA, ymmA, ymmE ; ymmA=(00 04 10 14 20 24 30 34 01 05 11 15 21 25 31 35
+ ; 0G 0K 1G 1K 2G 2K 3G 3K 0H 0L 1H 1L 2H 2L 3H 3L)
+ vpunpckhbw ymmD, ymmD, ymmE ; ymmD=(02 06 12 16 22 26 32 36 03 07 13 17 23 27 33 37
+ ; 0I 0M 1I 1M 2I 2M 3I 3M 0J 0N 1J 1N 2J 2N 3J 3N)
+
+ vmovdqa ymmC, ymmF
+ vpunpcklbw ymmF, ymmF, ymmH ; ymmF=(08 0C 18 1C 28 2C 38 3C 09 0D 19 1D 29 2D 39 3D
+ ; 0O 0S 1O 1S 2O 2S 3O 3S 0P 0T 1P 1T 2P 2T 3P 3T)
+ vpunpckhbw ymmC, ymmC, ymmH ; ymmC=(0A 0E 1A 1E 2A 2E 3A 3E 0B 0F 1B 1F 2B 2F 3B 3F
+ ; 0Q 0U 1Q 1U 2Q 2U 3Q 3U 0R 0V 1R 1V 2R 2V 3R 3V)
+
+ vmovdqa ymmB, ymmA
+ vpunpcklwd ymmA, ymmA, ymmF ; ymmA=(00 04 08 0C 10 14 18 1C 20 24 28 2C 30 34 38 3C
+ ; 0G 0K 0O 0S 1G 1K 1O 1S 2G 2K 2O 2S 3G 3K 3O 3S)
+ vpunpckhwd ymmB, ymmB, ymmF ; ymmB=(01 05 09 0D 11 15 19 1D 21 25 29 2D 31 35 39 3D
+ ; 0H 0L 0P 0T 1H 1L 1P 1T 2H 2L 2P 2T 3H 3L 3P 3T)
+
+ vmovdqa ymmG, ymmD
+ vpunpcklwd ymmD, ymmD, ymmC ; ymmD=(02 06 0A 0E 12 16 1A 1E 22 26 2A 2E 32 36 3A 3E
+ ; 0I 0M 0Q 0U 1I 1M 1Q 1U 2I 2M 2Q 2U 3I 3M 3Q 3U)
+ vpunpckhwd ymmG, ymmG, ymmC ; ymmG=(03 07 0B 0F 13 17 1B 1F 23 27 2B 2F 33 37 3B 3F
+ ; 0J 0N 0R 0V 1J 1N 1R 1V 2J 2N 2R 2V 3J 3N 3R 3V)
+
+ vmovdqa ymmE, ymmA
+ vpunpcklbw ymmA, ymmA, ymmD ; ymmA=(00 02 04 06 08 0A 0C 0E 10 12 14 16 18 1A 1C 1E
+ ; 0G 0I 0K 0M 0O 0Q 0S 0U 1G 1I 1K 1M 1O 1Q 1S 1U)
+ vpunpckhbw ymmE, ymmE, ymmD ; ymmE=(20 22 24 26 28 2A 2C 2E 30 32 34 36 38 3A 3C 3E
+ ; 2G 2I 2K 2M 2O 2Q 2S 2U 3G 3I 3K 3M 3O 3Q 3S 3U)
+
+ vmovdqa ymmH, ymmB
+ vpunpcklbw ymmB, ymmB, ymmG ; ymmB=(01 03 05 07 09 0B 0D 0F 11 13 15 17 19 1B 1D 1F
+ ; 0H 0J 0L 0N 0P 0R 0T 0V 1H 1J 1L 1N 1P 1R 1T 1V)
+ vpunpckhbw ymmH, ymmH, ymmG ; ymmH=(21 23 25 27 29 2B 2D 2F 31 33 35 37 39 3B 3D 3F
+ ; 2H 2J 2L 2N 2P 2R 2T 2V 3H 3J 3L 3N 3P 3R 3T 3V)
+
+ vpxor ymmF, ymmF, ymmF
+
+ vmovdqa ymmC, ymmA
+ vpunpcklbw ymmA, ymmA, ymmF ; ymmA=(00 02 04 06 08 0A 0C 0E 0G 0I 0K 0M 0O 0Q 0S 0U)
+ vpunpckhbw ymmC, ymmC, ymmF ; ymmC=(10 12 14 16 18 1A 1C 1E 1G 1I 1K 1M 1O 1Q 1S 1U)
+
+ vmovdqa ymmD, ymmB
+ vpunpcklbw ymmB, ymmB, ymmF ; ymmB=(01 03 05 07 09 0B 0D 0F 0H 0J 0L 0N 0P 0R 0T 0V)
+ vpunpckhbw ymmD, ymmD, ymmF ; ymmD=(11 13 15 17 19 1B 1D 1F 1H 1J 1L 1N 1P 1R 1T 1V)
+
+ vmovdqa ymmG, ymmE
+ vpunpcklbw ymmE, ymmE, ymmF ; ymmE=(20 22 24 26 28 2A 2C 2E 2G 2I 2K 2M 2O 2Q 2S 2U)
+ vpunpckhbw ymmG, ymmG, ymmF ; ymmG=(30 32 34 36 38 3A 3C 3E 3G 3I 3K 3M 3O 3Q 3S 3U)
+
+ vpunpcklbw ymmF, ymmF, ymmH
+ vpunpckhbw ymmH, ymmH, ymmH
+ vpsrlw ymmF, ymmF, BYTE_BIT ; ymmF=(21 23 25 27 29 2B 2D 2F 2H 2J 2L 2N 2P 2R 2T 2V)
+ vpsrlw ymmH, ymmH, BYTE_BIT ; ymmH=(31 33 35 37 39 3B 3D 3F 3H 3J 3L 3N 3P 3R 3T 3V)
+
+%endif ; RGB_PIXELSIZE ; ---------------
+
+ ; ymm0=R(02468ACEGIKMOQSU)=RE, ymm2=G(02468ACEGIKMOQSU)=GE, ymm4=B(02468ACEGIKMOQSU)=BE
+ ; ymm1=R(13579BDFHJLNPRTV)=RO, ymm3=G(13579BDFHJLNPRTV)=GO, ymm5=B(13579BDFHJLNPRTV)=BO
+
+ ; (Original)
+ ; Y = 0.29900 * R + 0.58700 * G + 0.11400 * B
+ ;
+ ; (This implementation)
+ ; Y = 0.29900 * R + 0.33700 * G + 0.11400 * B + 0.25000 * G
+
+ vmovdqa ymm6, ymm1
+ vpunpcklwd ymm1, ymm1, ymm3
+ vpunpckhwd ymm6, ymm6, ymm3
+ vpmaddwd ymm1, ymm1, [GOTOFF(eax,PW_F0299_F0337)] ; ymm1=ROL*FIX(0.299)+GOL*FIX(0.337)
+ vpmaddwd ymm6, ymm6, [GOTOFF(eax,PW_F0299_F0337)] ; ymm6=ROH*FIX(0.299)+GOH*FIX(0.337)
+
+ vmovdqa ymm7, ymm6 ; ymm7=ROH*FIX(0.299)+GOH*FIX(0.337)
+
+ vmovdqa ymm6, ymm0
+ vpunpcklwd ymm0, ymm0, ymm2
+ vpunpckhwd ymm6, ymm6, ymm2
+ vpmaddwd ymm0, ymm0, [GOTOFF(eax,PW_F0299_F0337)] ; ymm0=REL*FIX(0.299)+GEL*FIX(0.337)
+ vpmaddwd ymm6, ymm6, [GOTOFF(eax,PW_F0299_F0337)] ; ymm6=REH*FIX(0.299)+GEH*FIX(0.337)
+
+ vmovdqa YMMWORD [wk(0)], ymm0 ; wk(0)=REL*FIX(0.299)+GEL*FIX(0.337)
+ vmovdqa YMMWORD [wk(1)], ymm6 ; wk(1)=REH*FIX(0.299)+GEH*FIX(0.337)
+
+ vmovdqa ymm0, ymm5 ; ymm0=BO
+ vmovdqa ymm6, ymm4 ; ymm6=BE
+
+ vmovdqa ymm4, ymm0
+ vpunpcklwd ymm0, ymm0, ymm3
+ vpunpckhwd ymm4, ymm4, ymm3
+ vpmaddwd ymm0, ymm0, [GOTOFF(eax,PW_F0114_F0250)] ; ymm0=BOL*FIX(0.114)+GOL*FIX(0.250)
+ vpmaddwd ymm4, ymm4, [GOTOFF(eax,PW_F0114_F0250)] ; ymm4=BOH*FIX(0.114)+GOH*FIX(0.250)
+
+ vmovdqa ymm3, [GOTOFF(eax,PD_ONEHALF)] ; ymm3=[PD_ONEHALF]
+
+ vpaddd ymm0, ymm0, ymm1
+ vpaddd ymm4, ymm4, ymm7
+ vpaddd ymm0, ymm0, ymm3
+ vpaddd ymm4, ymm4, ymm3
+ vpsrld ymm0, ymm0, SCALEBITS ; ymm0=YOL
+ vpsrld ymm4, ymm4, SCALEBITS ; ymm4=YOH
+ vpackssdw ymm0, ymm0, ymm4 ; ymm0=YO
+
+ vmovdqa ymm4, ymm6
+ vpunpcklwd ymm6, ymm6, ymm2
+ vpunpckhwd ymm4, ymm4, ymm2
+ vpmaddwd ymm6, ymm6, [GOTOFF(eax,PW_F0114_F0250)] ; ymm6=BEL*FIX(0.114)+GEL*FIX(0.250)
+ vpmaddwd ymm4, ymm4, [GOTOFF(eax,PW_F0114_F0250)] ; ymm4=BEH*FIX(0.114)+GEH*FIX(0.250)
+
+ vmovdqa ymm2, [GOTOFF(eax,PD_ONEHALF)] ; ymm2=[PD_ONEHALF]
+
+ vpaddd ymm6, ymm6, YMMWORD [wk(0)]
+ vpaddd ymm4, ymm4, YMMWORD [wk(1)]
+ vpaddd ymm6, ymm6, ymm2
+ vpaddd ymm4, ymm4, ymm2
+ vpsrld ymm6, ymm6, SCALEBITS ; ymm6=YEL
+ vpsrld ymm4, ymm4, SCALEBITS ; ymm4=YEH
+ vpackssdw ymm6, ymm6, ymm4 ; ymm6=YE
+
+ vpsllw ymm0, ymm0, BYTE_BIT
+ vpor ymm6, ymm6, ymm0 ; ymm6=Y
+ vmovdqu YMMWORD [edi], ymm6 ; Save Y
+
+ sub ecx, byte SIZEOF_YMMWORD
+ add esi, RGB_PIXELSIZE*SIZEOF_YMMWORD ; inptr
+ add edi, byte SIZEOF_YMMWORD ; outptr0
+ cmp ecx, byte SIZEOF_YMMWORD
+ jae near .columnloop
+ test ecx, ecx
+ jnz near .column_ld1
+
+ pop ecx ; col
+ pop esi
+ pop edi
+ poppic eax
+
+ add esi, byte SIZEOF_JSAMPROW ; input_buf
+ add edi, byte SIZEOF_JSAMPROW
+ dec eax ; num_rows
+ jg near .rowloop
+
+.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
#define IS_ALIGNED(ptr, order) (((unsigned)ptr & ((1 << order) - 1)) == 0)
#define IS_ALIGNED_SSE(ptr) (IS_ALIGNED(ptr, 4)) /* 16 byte alignment */
+#define IS_ALIGNED_AVX(ptr) (IS_ALIGNED(ptr, 5)) /* 32 byte alignment */
static unsigned int simd_support = ~0;
static unsigned int simd_huffman = 1;
if ((RGB_PIXELSIZE != 3) && (RGB_PIXELSIZE != 4))
return 0;
+ if ((simd_support & JSIMD_AVX2) &&
+ IS_ALIGNED_AVX(jconst_rgb_ycc_convert_avx2))
+ return 1;
if ((simd_support & JSIMD_SSE2) &&
IS_ALIGNED_SSE(jconst_rgb_ycc_convert_sse2))
return 1;
if ((RGB_PIXELSIZE != 3) && (RGB_PIXELSIZE != 4))
return 0;
+ if ((simd_support & JSIMD_AVX2) &&
+ IS_ALIGNED_AVX(jconst_rgb_gray_convert_avx2))
+ return 1;
if ((simd_support & JSIMD_SSE2) &&
IS_ALIGNED_SSE(jconst_rgb_gray_convert_sse2))
return 1;
JSAMPARRAY input_buf, JSAMPIMAGE output_buf,
JDIMENSION output_row, int num_rows)
{
+ void (*avx2fct)(JDIMENSION, JSAMPARRAY, JSAMPIMAGE, JDIMENSION, int);
void (*sse2fct)(JDIMENSION, JSAMPARRAY, JSAMPIMAGE, JDIMENSION, int);
void (*mmxfct)(JDIMENSION, JSAMPARRAY, JSAMPIMAGE, JDIMENSION, int);
switch(cinfo->in_color_space) {
case JCS_EXT_RGB:
+ avx2fct=jsimd_extrgb_ycc_convert_avx2;
sse2fct=jsimd_extrgb_ycc_convert_sse2;
mmxfct=jsimd_extrgb_ycc_convert_mmx;
break;
case JCS_EXT_RGBX:
case JCS_EXT_RGBA:
+ avx2fct=jsimd_extrgbx_ycc_convert_avx2;
sse2fct=jsimd_extrgbx_ycc_convert_sse2;
mmxfct=jsimd_extrgbx_ycc_convert_mmx;
break;
case JCS_EXT_BGR:
+ avx2fct=jsimd_extbgr_ycc_convert_avx2;
sse2fct=jsimd_extbgr_ycc_convert_sse2;
mmxfct=jsimd_extbgr_ycc_convert_mmx;
break;
case JCS_EXT_BGRX:
case JCS_EXT_BGRA:
+ avx2fct=jsimd_extbgrx_ycc_convert_avx2;
sse2fct=jsimd_extbgrx_ycc_convert_sse2;
mmxfct=jsimd_extbgrx_ycc_convert_mmx;
break;
case JCS_EXT_XBGR:
case JCS_EXT_ABGR:
+ avx2fct=jsimd_extxbgr_ycc_convert_avx2;
sse2fct=jsimd_extxbgr_ycc_convert_sse2;
mmxfct=jsimd_extxbgr_ycc_convert_mmx;
break;
case JCS_EXT_XRGB:
case JCS_EXT_ARGB:
+ avx2fct=jsimd_extxrgb_ycc_convert_avx2;
sse2fct=jsimd_extxrgb_ycc_convert_sse2;
mmxfct=jsimd_extxrgb_ycc_convert_mmx;
break;
default:
+ avx2fct=jsimd_rgb_ycc_convert_avx2;
sse2fct=jsimd_rgb_ycc_convert_sse2;
mmxfct=jsimd_rgb_ycc_convert_mmx;
break;
}
- if ((simd_support & JSIMD_SSE2) &&
- IS_ALIGNED_SSE(jconst_rgb_ycc_convert_sse2))
+ if (simd_support & JSIMD_AVX2)
+ avx2fct(cinfo->image_width, input_buf, output_buf, output_row, num_rows);
+ else if (simd_support & JSIMD_SSE2)
sse2fct(cinfo->image_width, input_buf, output_buf, output_row, num_rows);
else if (simd_support & JSIMD_MMX)
mmxfct(cinfo->image_width, input_buf, output_buf, output_row, num_rows);
JSAMPARRAY input_buf, JSAMPIMAGE output_buf,
JDIMENSION output_row, int num_rows)
{
+ void (*avx2fct)(JDIMENSION, JSAMPARRAY, JSAMPIMAGE, JDIMENSION, int);
void (*sse2fct)(JDIMENSION, JSAMPARRAY, JSAMPIMAGE, JDIMENSION, int);
void (*mmxfct)(JDIMENSION, JSAMPARRAY, JSAMPIMAGE, JDIMENSION, int);
switch(cinfo->in_color_space) {
case JCS_EXT_RGB:
+ avx2fct=jsimd_extrgb_gray_convert_avx2;
sse2fct=jsimd_extrgb_gray_convert_sse2;
mmxfct=jsimd_extrgb_gray_convert_mmx;
break;
case JCS_EXT_RGBX:
case JCS_EXT_RGBA:
+ avx2fct=jsimd_extrgbx_gray_convert_avx2;
sse2fct=jsimd_extrgbx_gray_convert_sse2;
mmxfct=jsimd_extrgbx_gray_convert_mmx;
break;
case JCS_EXT_BGR:
+ avx2fct=jsimd_extbgr_gray_convert_avx2;
sse2fct=jsimd_extbgr_gray_convert_sse2;
mmxfct=jsimd_extbgr_gray_convert_mmx;
break;
case JCS_EXT_BGRX:
case JCS_EXT_BGRA:
+ avx2fct=jsimd_extbgrx_gray_convert_avx2;
sse2fct=jsimd_extbgrx_gray_convert_sse2;
mmxfct=jsimd_extbgrx_gray_convert_mmx;
break;
case JCS_EXT_XBGR:
case JCS_EXT_ABGR:
+ avx2fct=jsimd_extxbgr_gray_convert_avx2;
sse2fct=jsimd_extxbgr_gray_convert_sse2;
mmxfct=jsimd_extxbgr_gray_convert_mmx;
break;
case JCS_EXT_XRGB:
case JCS_EXT_ARGB:
+ avx2fct=jsimd_extxrgb_gray_convert_avx2;
sse2fct=jsimd_extxrgb_gray_convert_sse2;
mmxfct=jsimd_extxrgb_gray_convert_mmx;
break;
default:
+ avx2fct=jsimd_rgb_gray_convert_avx2;
sse2fct=jsimd_rgb_gray_convert_sse2;
mmxfct=jsimd_rgb_gray_convert_mmx;
break;
}
- if ((simd_support & JSIMD_SSE2) &&
- IS_ALIGNED_SSE(jconst_rgb_gray_convert_sse2))
+ if (simd_support & JSIMD_AVX2)
+ avx2fct(cinfo->image_width, input_buf, output_buf, output_row, num_rows);
+ else if (simd_support & JSIMD_SSE2)
sse2fct(cinfo->image_width, input_buf, output_buf, output_row, num_rows);
else if (simd_support & JSIMD_MMX)
mmxfct(cinfo->image_width, input_buf, output_buf, output_row, num_rows);
projects / libjpeg-turbo / commitdiff