You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
539 lines
20 KiB
539 lines
20 KiB
;
|
|
; jdmrgext.asm - merged upsampling/color conversion (64-bit SSE2)
|
|
;
|
|
; Copyright 2009, 2012 Pierre Ossman <ossman@cendio.se> for Cendio AB
|
|
; Copyright (C) 2009, 2012, 2016, D. R. Commander.
|
|
; Copyright (C) 2018, Matthias Räncker.
|
|
;
|
|
; 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
|
|
|
|
%include "jcolsamp.inc"
|
|
|
|
; --------------------------------------------------------------------------
|
|
;
|
|
; Upsample and color convert for the case of 2:1 horizontal and 1:1 vertical.
|
|
;
|
|
; GLOBAL(void)
|
|
; jsimd_h2v1_merged_upsample_sse2(JDIMENSION output_width,
|
|
; JSAMPIMAGE input_buf,
|
|
; JDIMENSION in_row_group_ctr,
|
|
; JSAMPARRAY output_buf);
|
|
;
|
|
|
|
; r10d = JDIMENSION output_width
|
|
; r11 = JSAMPIMAGE input_buf
|
|
; r12d = JDIMENSION in_row_group_ctr
|
|
; r13 = JSAMPARRAY output_buf
|
|
|
|
%define wk(i) rbp - (WK_NUM - (i)) * SIZEOF_XMMWORD ; xmmword wk[WK_NUM]
|
|
%define WK_NUM 3
|
|
|
|
align 32
|
|
GLOBAL_FUNCTION(jsimd_h2v1_merged_upsample_sse2)
|
|
|
|
EXTN(jsimd_h2v1_merged_upsample_sse2):
|
|
push rbp
|
|
mov rax, rsp ; rax = original rbp
|
|
sub rsp, byte 4
|
|
and rsp, byte (-SIZEOF_XMMWORD) ; align to 128 bits
|
|
mov [rsp], rax
|
|
mov rbp, rsp ; rbp = aligned rbp
|
|
lea rsp, [wk(0)]
|
|
collect_args 4
|
|
push rbx
|
|
|
|
mov ecx, r10d ; col
|
|
test rcx, rcx
|
|
jz near .return
|
|
|
|
push rcx
|
|
|
|
mov rdi, r11
|
|
mov ecx, r12d
|
|
mov rsip, JSAMPARRAY [rdi+0*SIZEOF_JSAMPARRAY]
|
|
mov rbxp, JSAMPARRAY [rdi+1*SIZEOF_JSAMPARRAY]
|
|
mov rdxp, JSAMPARRAY [rdi+2*SIZEOF_JSAMPARRAY]
|
|
mov rdi, r13
|
|
mov rsip, JSAMPROW [rsi+rcx*SIZEOF_JSAMPROW] ; inptr0
|
|
mov rbxp, JSAMPROW [rbx+rcx*SIZEOF_JSAMPROW] ; inptr1
|
|
mov rdxp, JSAMPROW [rdx+rcx*SIZEOF_JSAMPROW] ; inptr2
|
|
mov rdip, JSAMPROW [rdi] ; outptr
|
|
|
|
pop rcx ; col
|
|
|
|
.columnloop:
|
|
|
|
movdqa xmm6, XMMWORD [rbx] ; xmm6=Cb(0123456789ABCDEF)
|
|
movdqa xmm7, XMMWORD [rdx] ; xmm7=Cr(0123456789ABCDEF)
|
|
|
|
pxor xmm1, xmm1 ; xmm1=(all 0's)
|
|
pcmpeqw xmm3, xmm3
|
|
psllw xmm3, 7 ; xmm3={0xFF80 0xFF80 0xFF80 0xFF80 ..}
|
|
|
|
movdqa xmm4, xmm6
|
|
punpckhbw xmm6, xmm1 ; xmm6=Cb(89ABCDEF)=CbH
|
|
punpcklbw xmm4, xmm1 ; xmm4=Cb(01234567)=CbL
|
|
movdqa xmm0, xmm7
|
|
punpckhbw xmm7, xmm1 ; xmm7=Cr(89ABCDEF)=CrH
|
|
punpcklbw xmm0, xmm1 ; xmm0=Cr(01234567)=CrL
|
|
|
|
paddw xmm6, xmm3
|
|
paddw xmm4, xmm3
|
|
paddw xmm7, xmm3
|
|
paddw xmm0, xmm3
|
|
|
|
; (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
|
|
|
|
movdqa xmm5, xmm6 ; xmm5=CbH
|
|
movdqa xmm2, xmm4 ; xmm2=CbL
|
|
paddw xmm6, xmm6 ; xmm6=2*CbH
|
|
paddw xmm4, xmm4 ; xmm4=2*CbL
|
|
movdqa xmm1, xmm7 ; xmm1=CrH
|
|
movdqa xmm3, xmm0 ; xmm3=CrL
|
|
paddw xmm7, xmm7 ; xmm7=2*CrH
|
|
paddw xmm0, xmm0 ; xmm0=2*CrL
|
|
|
|
pmulhw xmm6, [rel PW_MF0228] ; xmm6=(2*CbH * -FIX(0.22800))
|
|
pmulhw xmm4, [rel PW_MF0228] ; xmm4=(2*CbL * -FIX(0.22800))
|
|
pmulhw xmm7, [rel PW_F0402] ; xmm7=(2*CrH * FIX(0.40200))
|
|
pmulhw xmm0, [rel PW_F0402] ; xmm0=(2*CrL * FIX(0.40200))
|
|
|
|
paddw xmm6, [rel PW_ONE]
|
|
paddw xmm4, [rel PW_ONE]
|
|
psraw xmm6, 1 ; xmm6=(CbH * -FIX(0.22800))
|
|
psraw xmm4, 1 ; xmm4=(CbL * -FIX(0.22800))
|
|
paddw xmm7, [rel PW_ONE]
|
|
paddw xmm0, [rel PW_ONE]
|
|
psraw xmm7, 1 ; xmm7=(CrH * FIX(0.40200))
|
|
psraw xmm0, 1 ; xmm0=(CrL * FIX(0.40200))
|
|
|
|
paddw xmm6, xmm5
|
|
paddw xmm4, xmm2
|
|
paddw xmm6, xmm5 ; xmm6=(CbH * FIX(1.77200))=(B-Y)H
|
|
paddw xmm4, xmm2 ; xmm4=(CbL * FIX(1.77200))=(B-Y)L
|
|
paddw xmm7, xmm1 ; xmm7=(CrH * FIX(1.40200))=(R-Y)H
|
|
paddw xmm0, xmm3 ; xmm0=(CrL * FIX(1.40200))=(R-Y)L
|
|
|
|
movdqa XMMWORD [wk(0)], xmm6 ; wk(0)=(B-Y)H
|
|
movdqa XMMWORD [wk(1)], xmm7 ; wk(1)=(R-Y)H
|
|
|
|
movdqa xmm6, xmm5
|
|
movdqa xmm7, xmm2
|
|
punpcklwd xmm5, xmm1
|
|
punpckhwd xmm6, xmm1
|
|
pmaddwd xmm5, [rel PW_MF0344_F0285]
|
|
pmaddwd xmm6, [rel PW_MF0344_F0285]
|
|
punpcklwd xmm2, xmm3
|
|
punpckhwd xmm7, xmm3
|
|
pmaddwd xmm2, [rel PW_MF0344_F0285]
|
|
pmaddwd xmm7, [rel PW_MF0344_F0285]
|
|
|
|
paddd xmm5, [rel PD_ONEHALF]
|
|
paddd xmm6, [rel PD_ONEHALF]
|
|
psrad xmm5, SCALEBITS
|
|
psrad xmm6, SCALEBITS
|
|
paddd xmm2, [rel PD_ONEHALF]
|
|
paddd xmm7, [rel PD_ONEHALF]
|
|
psrad xmm2, SCALEBITS
|
|
psrad xmm7, SCALEBITS
|
|
|
|
packssdw xmm5, xmm6 ; xmm5=CbH*-FIX(0.344)+CrH*FIX(0.285)
|
|
packssdw xmm2, xmm7 ; xmm2=CbL*-FIX(0.344)+CrL*FIX(0.285)
|
|
psubw xmm5, xmm1 ; xmm5=CbH*-FIX(0.344)+CrH*-FIX(0.714)=(G-Y)H
|
|
psubw xmm2, xmm3 ; xmm2=CbL*-FIX(0.344)+CrL*-FIX(0.714)=(G-Y)L
|
|
|
|
movdqa XMMWORD [wk(2)], xmm5 ; wk(2)=(G-Y)H
|
|
|
|
mov al, 2 ; Yctr
|
|
jmp short .Yloop_1st
|
|
|
|
.Yloop_2nd:
|
|
movdqa xmm0, XMMWORD [wk(1)] ; xmm0=(R-Y)H
|
|
movdqa xmm2, XMMWORD [wk(2)] ; xmm2=(G-Y)H
|
|
movdqa xmm4, XMMWORD [wk(0)] ; xmm4=(B-Y)H
|
|
|
|
.Yloop_1st:
|
|
movdqa xmm7, XMMWORD [rsi] ; xmm7=Y(0123456789ABCDEF)
|
|
|
|
pcmpeqw xmm6, xmm6
|
|
psrlw xmm6, BYTE_BIT ; xmm6={0xFF 0x00 0xFF 0x00 ..}
|
|
pand xmm6, xmm7 ; xmm6=Y(02468ACE)=YE
|
|
psrlw xmm7, BYTE_BIT ; xmm7=Y(13579BDF)=YO
|
|
|
|
movdqa xmm1, xmm0 ; xmm1=xmm0=(R-Y)(L/H)
|
|
movdqa xmm3, xmm2 ; xmm3=xmm2=(G-Y)(L/H)
|
|
movdqa xmm5, xmm4 ; xmm5=xmm4=(B-Y)(L/H)
|
|
|
|
paddw xmm0, xmm6 ; xmm0=((R-Y)+YE)=RE=R(02468ACE)
|
|
paddw xmm1, xmm7 ; xmm1=((R-Y)+YO)=RO=R(13579BDF)
|
|
packuswb xmm0, xmm0 ; xmm0=R(02468ACE********)
|
|
packuswb xmm1, xmm1 ; xmm1=R(13579BDF********)
|
|
|
|
paddw xmm2, xmm6 ; xmm2=((G-Y)+YE)=GE=G(02468ACE)
|
|
paddw xmm3, xmm7 ; xmm3=((G-Y)+YO)=GO=G(13579BDF)
|
|
packuswb xmm2, xmm2 ; xmm2=G(02468ACE********)
|
|
packuswb xmm3, xmm3 ; xmm3=G(13579BDF********)
|
|
|
|
paddw xmm4, xmm6 ; xmm4=((B-Y)+YE)=BE=B(02468ACE)
|
|
paddw xmm5, xmm7 ; xmm5=((B-Y)+YO)=BO=B(13579BDF)
|
|
packuswb xmm4, xmm4 ; xmm4=B(02468ACE********)
|
|
packuswb xmm5, xmm5 ; xmm5=B(13579BDF********)
|
|
|
|
%if RGB_PIXELSIZE == 3 ; ---------------
|
|
|
|
; xmmA=(00 02 04 06 08 0A 0C 0E **), xmmB=(01 03 05 07 09 0B 0D 0F **)
|
|
; xmmC=(10 12 14 16 18 1A 1C 1E **), xmmD=(11 13 15 17 19 1B 1D 1F **)
|
|
; xmmE=(20 22 24 26 28 2A 2C 2E **), xmmF=(21 23 25 27 29 2B 2D 2F **)
|
|
; xmmG=(** ** ** ** ** ** ** ** **), xmmH=(** ** ** ** ** ** ** ** **)
|
|
|
|
punpcklbw xmmA, xmmC ; xmmA=(00 10 02 12 04 14 06 16 08 18 0A 1A 0C 1C 0E 1E)
|
|
punpcklbw xmmE, xmmB ; xmmE=(20 01 22 03 24 05 26 07 28 09 2A 0B 2C 0D 2E 0F)
|
|
punpcklbw xmmD, xmmF ; xmmD=(11 21 13 23 15 25 17 27 19 29 1B 2B 1D 2D 1F 2F)
|
|
|
|
movdqa xmmG, xmmA
|
|
movdqa xmmH, xmmA
|
|
punpcklwd xmmA, xmmE ; xmmA=(00 10 20 01 02 12 22 03 04 14 24 05 06 16 26 07)
|
|
punpckhwd xmmG, xmmE ; xmmG=(08 18 28 09 0A 1A 2A 0B 0C 1C 2C 0D 0E 1E 2E 0F)
|
|
|
|
psrldq xmmH, 2 ; xmmH=(02 12 04 14 06 16 08 18 0A 1A 0C 1C 0E 1E -- --)
|
|
psrldq xmmE, 2 ; xmmE=(22 03 24 05 26 07 28 09 2A 0B 2C 0D 2E 0F -- --)
|
|
|
|
movdqa xmmC, xmmD
|
|
movdqa xmmB, xmmD
|
|
punpcklwd xmmD, xmmH ; xmmD=(11 21 02 12 13 23 04 14 15 25 06 16 17 27 08 18)
|
|
punpckhwd xmmC, xmmH ; xmmC=(19 29 0A 1A 1B 2B 0C 1C 1D 2D 0E 1E 1F 2F -- --)
|
|
|
|
psrldq xmmB, 2 ; xmmB=(13 23 15 25 17 27 19 29 1B 2B 1D 2D 1F 2F -- --)
|
|
|
|
movdqa xmmF, xmmE
|
|
punpcklwd xmmE, xmmB ; xmmE=(22 03 13 23 24 05 15 25 26 07 17 27 28 09 19 29)
|
|
punpckhwd xmmF, xmmB ; xmmF=(2A 0B 1B 2B 2C 0D 1D 2D 2E 0F 1F 2F -- -- -- --)
|
|
|
|
pshufd xmmH, xmmA, 0x4E ; xmmH=(04 14 24 05 06 16 26 07 00 10 20 01 02 12 22 03)
|
|
movdqa xmmB, xmmE
|
|
punpckldq xmmA, xmmD ; xmmA=(00 10 20 01 11 21 02 12 02 12 22 03 13 23 04 14)
|
|
punpckldq xmmE, xmmH ; xmmE=(22 03 13 23 04 14 24 05 24 05 15 25 06 16 26 07)
|
|
punpckhdq xmmD, xmmB ; xmmD=(15 25 06 16 26 07 17 27 17 27 08 18 28 09 19 29)
|
|
|
|
pshufd xmmH, xmmG, 0x4E ; xmmH=(0C 1C 2C 0D 0E 1E 2E 0F 08 18 28 09 0A 1A 2A 0B)
|
|
movdqa xmmB, xmmF
|
|
punpckldq xmmG, xmmC ; xmmG=(08 18 28 09 19 29 0A 1A 0A 1A 2A 0B 1B 2B 0C 1C)
|
|
punpckldq xmmF, xmmH ; xmmF=(2A 0B 1B 2B 0C 1C 2C 0D 2C 0D 1D 2D 0E 1E 2E 0F)
|
|
punpckhdq xmmC, xmmB ; xmmC=(1D 2D 0E 1E 2E 0F 1F 2F 1F 2F -- -- -- -- -- --)
|
|
|
|
punpcklqdq xmmA, xmmE ; xmmA=(00 10 20 01 11 21 02 12 22 03 13 23 04 14 24 05)
|
|
punpcklqdq xmmD, xmmG ; xmmD=(15 25 06 16 26 07 17 27 08 18 28 09 19 29 0A 1A)
|
|
punpcklqdq xmmF, xmmC ; xmmF=(2A 0B 1B 2B 0C 1C 2C 0D 1D 2D 0E 1E 2E 0F 1F 2F)
|
|
|
|
cmp rcx, byte SIZEOF_XMMWORD
|
|
jb short .column_st32
|
|
|
|
test rdi, SIZEOF_XMMWORD-1
|
|
jnz short .out1
|
|
; --(aligned)-------------------
|
|
movntdq XMMWORD [rdi+0*SIZEOF_XMMWORD], xmmA
|
|
movntdq XMMWORD [rdi+1*SIZEOF_XMMWORD], xmmD
|
|
movntdq XMMWORD [rdi+2*SIZEOF_XMMWORD], xmmF
|
|
jmp short .out0
|
|
.out1: ; --(unaligned)-----------------
|
|
movdqu XMMWORD [rdi+0*SIZEOF_XMMWORD], xmmA
|
|
movdqu XMMWORD [rdi+1*SIZEOF_XMMWORD], xmmD
|
|
movdqu XMMWORD [rdi+2*SIZEOF_XMMWORD], xmmF
|
|
.out0:
|
|
add rdi, byte RGB_PIXELSIZE*SIZEOF_XMMWORD ; outptr
|
|
sub rcx, byte SIZEOF_XMMWORD
|
|
jz near .endcolumn
|
|
|
|
add rsi, byte SIZEOF_XMMWORD ; inptr0
|
|
dec al ; Yctr
|
|
jnz near .Yloop_2nd
|
|
|
|
add rbx, byte SIZEOF_XMMWORD ; inptr1
|
|
add rdx, byte SIZEOF_XMMWORD ; inptr2
|
|
jmp near .columnloop
|
|
|
|
.column_st32:
|
|
lea rcx, [rcx+rcx*2] ; imul ecx, RGB_PIXELSIZE
|
|
cmp rcx, byte 2*SIZEOF_XMMWORD
|
|
jb short .column_st16
|
|
movdqu XMMWORD [rdi+0*SIZEOF_XMMWORD], xmmA
|
|
movdqu XMMWORD [rdi+1*SIZEOF_XMMWORD], xmmD
|
|
add rdi, byte 2*SIZEOF_XMMWORD ; outptr
|
|
movdqa xmmA, xmmF
|
|
sub rcx, byte 2*SIZEOF_XMMWORD
|
|
jmp short .column_st15
|
|
.column_st16:
|
|
cmp rcx, byte SIZEOF_XMMWORD
|
|
jb short .column_st15
|
|
movdqu XMMWORD [rdi+0*SIZEOF_XMMWORD], xmmA
|
|
add rdi, byte SIZEOF_XMMWORD ; outptr
|
|
movdqa xmmA, xmmD
|
|
sub rcx, byte SIZEOF_XMMWORD
|
|
.column_st15:
|
|
; Store the lower 8 bytes of xmmA to the output when it has enough
|
|
; space.
|
|
cmp rcx, byte SIZEOF_MMWORD
|
|
jb short .column_st7
|
|
movq XMM_MMWORD [rdi], xmmA
|
|
add rdi, byte SIZEOF_MMWORD
|
|
sub rcx, byte SIZEOF_MMWORD
|
|
psrldq xmmA, SIZEOF_MMWORD
|
|
.column_st7:
|
|
; Store the lower 4 bytes of xmmA to the output when it has enough
|
|
; space.
|
|
cmp rcx, byte SIZEOF_DWORD
|
|
jb short .column_st3
|
|
movd XMM_DWORD [rdi], xmmA
|
|
add rdi, byte SIZEOF_DWORD
|
|
sub rcx, byte SIZEOF_DWORD
|
|
psrldq xmmA, SIZEOF_DWORD
|
|
.column_st3:
|
|
; Store the lower 2 bytes of rax to the output when it has enough
|
|
; space.
|
|
movd eax, xmmA
|
|
cmp rcx, byte SIZEOF_WORD
|
|
jb short .column_st1
|
|
mov word [rdi], ax
|
|
add rdi, byte SIZEOF_WORD
|
|
sub rcx, byte SIZEOF_WORD
|
|
shr rax, 16
|
|
.column_st1:
|
|
; Store the lower 1 byte of rax to the output when it has enough
|
|
; space.
|
|
test rcx, rcx
|
|
jz short .endcolumn
|
|
mov byte [rdi], al
|
|
|
|
%else ; RGB_PIXELSIZE == 4 ; -----------
|
|
|
|
%ifdef RGBX_FILLER_0XFF
|
|
pcmpeqb xmm6, xmm6 ; xmm6=XE=X(02468ACE********)
|
|
pcmpeqb xmm7, xmm7 ; xmm7=XO=X(13579BDF********)
|
|
%else
|
|
pxor xmm6, xmm6 ; xmm6=XE=X(02468ACE********)
|
|
pxor xmm7, xmm7 ; xmm7=XO=X(13579BDF********)
|
|
%endif
|
|
; xmmA=(00 02 04 06 08 0A 0C 0E **), xmmB=(01 03 05 07 09 0B 0D 0F **)
|
|
; xmmC=(10 12 14 16 18 1A 1C 1E **), xmmD=(11 13 15 17 19 1B 1D 1F **)
|
|
; xmmE=(20 22 24 26 28 2A 2C 2E **), xmmF=(21 23 25 27 29 2B 2D 2F **)
|
|
; xmmG=(30 32 34 36 38 3A 3C 3E **), xmmH=(31 33 35 37 39 3B 3D 3F **)
|
|
|
|
punpcklbw xmmA, xmmC ; xmmA=(00 10 02 12 04 14 06 16 08 18 0A 1A 0C 1C 0E 1E)
|
|
punpcklbw xmmE, xmmG ; xmmE=(20 30 22 32 24 34 26 36 28 38 2A 3A 2C 3C 2E 3E)
|
|
punpcklbw xmmB, xmmD ; xmmB=(01 11 03 13 05 15 07 17 09 19 0B 1B 0D 1D 0F 1F)
|
|
punpcklbw xmmF, xmmH ; xmmF=(21 31 23 33 25 35 27 37 29 39 2B 3B 2D 3D 2F 3F)
|
|
|
|
movdqa xmmC, xmmA
|
|
punpcklwd xmmA, xmmE ; xmmA=(00 10 20 30 02 12 22 32 04 14 24 34 06 16 26 36)
|
|
punpckhwd xmmC, xmmE ; xmmC=(08 18 28 38 0A 1A 2A 3A 0C 1C 2C 3C 0E 1E 2E 3E)
|
|
movdqa xmmG, xmmB
|
|
punpcklwd xmmB, xmmF ; xmmB=(01 11 21 31 03 13 23 33 05 15 25 35 07 17 27 37)
|
|
punpckhwd xmmG, xmmF ; xmmG=(09 19 29 39 0B 1B 2B 3B 0D 1D 2D 3D 0F 1F 2F 3F)
|
|
|
|
movdqa xmmD, xmmA
|
|
punpckldq xmmA, xmmB ; xmmA=(00 10 20 30 01 11 21 31 02 12 22 32 03 13 23 33)
|
|
punpckhdq xmmD, xmmB ; xmmD=(04 14 24 34 05 15 25 35 06 16 26 36 07 17 27 37)
|
|
movdqa xmmH, xmmC
|
|
punpckldq xmmC, xmmG ; xmmC=(08 18 28 38 09 19 29 39 0A 1A 2A 3A 0B 1B 2B 3B)
|
|
punpckhdq xmmH, xmmG ; xmmH=(0C 1C 2C 3C 0D 1D 2D 3D 0E 1E 2E 3E 0F 1F 2F 3F)
|
|
|
|
cmp rcx, byte SIZEOF_XMMWORD
|
|
jb short .column_st32
|
|
|
|
test rdi, SIZEOF_XMMWORD-1
|
|
jnz short .out1
|
|
; --(aligned)-------------------
|
|
movntdq XMMWORD [rdi+0*SIZEOF_XMMWORD], xmmA
|
|
movntdq XMMWORD [rdi+1*SIZEOF_XMMWORD], xmmD
|
|
movntdq XMMWORD [rdi+2*SIZEOF_XMMWORD], xmmC
|
|
movntdq XMMWORD [rdi+3*SIZEOF_XMMWORD], xmmH
|
|
jmp short .out0
|
|
.out1: ; --(unaligned)-----------------
|
|
movdqu XMMWORD [rdi+0*SIZEOF_XMMWORD], xmmA
|
|
movdqu XMMWORD [rdi+1*SIZEOF_XMMWORD], xmmD
|
|
movdqu XMMWORD [rdi+2*SIZEOF_XMMWORD], xmmC
|
|
movdqu XMMWORD [rdi+3*SIZEOF_XMMWORD], xmmH
|
|
.out0:
|
|
add rdi, byte RGB_PIXELSIZE*SIZEOF_XMMWORD ; outptr
|
|
sub rcx, byte SIZEOF_XMMWORD
|
|
jz near .endcolumn
|
|
|
|
add rsi, byte SIZEOF_XMMWORD ; inptr0
|
|
dec al ; Yctr
|
|
jnz near .Yloop_2nd
|
|
|
|
add rbx, byte SIZEOF_XMMWORD ; inptr1
|
|
add rdx, byte SIZEOF_XMMWORD ; inptr2
|
|
jmp near .columnloop
|
|
|
|
.column_st32:
|
|
cmp rcx, byte SIZEOF_XMMWORD/2
|
|
jb short .column_st16
|
|
movdqu XMMWORD [rdi+0*SIZEOF_XMMWORD], xmmA
|
|
movdqu XMMWORD [rdi+1*SIZEOF_XMMWORD], xmmD
|
|
add rdi, byte 2*SIZEOF_XMMWORD ; outptr
|
|
movdqa xmmA, xmmC
|
|
movdqa xmmD, xmmH
|
|
sub rcx, byte SIZEOF_XMMWORD/2
|
|
.column_st16:
|
|
cmp rcx, byte SIZEOF_XMMWORD/4
|
|
jb short .column_st15
|
|
movdqu XMMWORD [rdi+0*SIZEOF_XMMWORD], xmmA
|
|
add rdi, byte SIZEOF_XMMWORD ; outptr
|
|
movdqa xmmA, xmmD
|
|
sub rcx, byte SIZEOF_XMMWORD/4
|
|
.column_st15:
|
|
; Store two pixels (8 bytes) of xmmA to the output when it has enough
|
|
; space.
|
|
cmp rcx, byte SIZEOF_XMMWORD/8
|
|
jb short .column_st7
|
|
movq XMM_MMWORD [rdi], xmmA
|
|
add rdi, byte SIZEOF_XMMWORD/8*4
|
|
sub rcx, byte SIZEOF_XMMWORD/8
|
|
psrldq xmmA, SIZEOF_XMMWORD/8*4
|
|
.column_st7:
|
|
; Store one pixel (4 bytes) of xmmA to the output when it has enough
|
|
; space.
|
|
test rcx, rcx
|
|
jz short .endcolumn
|
|
movd XMM_DWORD [rdi], xmmA
|
|
|
|
%endif ; RGB_PIXELSIZE ; ---------------
|
|
|
|
.endcolumn:
|
|
sfence ; flush the write buffer
|
|
|
|
.return:
|
|
pop rbx
|
|
uncollect_args 4
|
|
mov rsp, rbp ; rsp <- aligned rbp
|
|
pop rsp ; rsp <- original rbp
|
|
pop rbp
|
|
ret
|
|
|
|
; --------------------------------------------------------------------------
|
|
;
|
|
; Upsample and color convert for the case of 2:1 horizontal and 2:1 vertical.
|
|
;
|
|
; GLOBAL(void)
|
|
; jsimd_h2v2_merged_upsample_sse2(JDIMENSION output_width,
|
|
; JSAMPIMAGE input_buf,
|
|
; JDIMENSION in_row_group_ctr,
|
|
; JSAMPARRAY output_buf);
|
|
;
|
|
|
|
; r10d = JDIMENSION output_width
|
|
; r11 = JSAMPIMAGE input_buf
|
|
; r12d = JDIMENSION in_row_group_ctr
|
|
; r13 = JSAMPARRAY output_buf
|
|
|
|
align 32
|
|
GLOBAL_FUNCTION(jsimd_h2v2_merged_upsample_sse2)
|
|
|
|
EXTN(jsimd_h2v2_merged_upsample_sse2):
|
|
push rbp
|
|
mov rax, rsp
|
|
mov rbp, rsp
|
|
collect_args 4
|
|
push rbx
|
|
|
|
mov eax, r10d
|
|
|
|
mov rdi, r11
|
|
mov ecx, r12d
|
|
mov rsip, JSAMPARRAY [rdi+0*SIZEOF_JSAMPARRAY]
|
|
mov rbxp, JSAMPARRAY [rdi+1*SIZEOF_JSAMPARRAY]
|
|
mov rdxp, JSAMPARRAY [rdi+2*SIZEOF_JSAMPARRAY]
|
|
mov rdi, r13
|
|
lea rsi, [rsi+rcx*SIZEOF_JSAMPROW]
|
|
|
|
sub rsp, SIZEOF_JSAMPARRAY*4
|
|
mov JSAMPARRAY [rsp+0*SIZEOF_JSAMPARRAY], rsip ; intpr00
|
|
mov JSAMPARRAY [rsp+1*SIZEOF_JSAMPARRAY], rbxp ; intpr1
|
|
mov JSAMPARRAY [rsp+2*SIZEOF_JSAMPARRAY], rdxp ; intpr2
|
|
mov rbx, rsp
|
|
|
|
push rdi
|
|
push rcx
|
|
push rax
|
|
|
|
%ifdef WIN64
|
|
mov r8, rcx
|
|
mov r9, rdi
|
|
mov rcx, rax
|
|
mov rdx, rbx
|
|
%else
|
|
mov rdx, rcx
|
|
mov rcx, rdi
|
|
mov rdi, rax
|
|
mov rsi, rbx
|
|
%endif
|
|
|
|
call EXTN(jsimd_h2v1_merged_upsample_sse2)
|
|
|
|
pop rax
|
|
pop rcx
|
|
pop rdi
|
|
mov rsip, JSAMPARRAY [rsp+0*SIZEOF_JSAMPARRAY]
|
|
mov rbxp, JSAMPARRAY [rsp+1*SIZEOF_JSAMPARRAY]
|
|
mov rdxp, JSAMPARRAY [rsp+2*SIZEOF_JSAMPARRAY]
|
|
|
|
add rdi, byte SIZEOF_JSAMPROW ; outptr1
|
|
add rsi, byte SIZEOF_JSAMPROW ; inptr01
|
|
|
|
mov JSAMPARRAY [rsp+0*SIZEOF_JSAMPARRAY], rsip ; intpr00
|
|
mov JSAMPARRAY [rsp+1*SIZEOF_JSAMPARRAY], rbxp ; intpr1
|
|
mov JSAMPARRAY [rsp+2*SIZEOF_JSAMPARRAY], rdxp ; intpr2
|
|
mov rbx, rsp
|
|
|
|
push rdi
|
|
push rcx
|
|
push rax
|
|
|
|
%ifdef WIN64
|
|
mov r8, rcx
|
|
mov r9, rdi
|
|
mov rcx, rax
|
|
mov rdx, rbx
|
|
%else
|
|
mov rdx, rcx
|
|
mov rcx, rdi
|
|
mov rdi, rax
|
|
mov rsi, rbx
|
|
%endif
|
|
|
|
call EXTN(jsimd_h2v1_merged_upsample_sse2)
|
|
|
|
pop rax
|
|
pop rcx
|
|
pop rdi
|
|
mov rsip, JSAMPARRAY [rsp+0*SIZEOF_JSAMPARRAY]
|
|
mov rbxp, JSAMPARRAY [rsp+1*SIZEOF_JSAMPARRAY]
|
|
mov rdxp, JSAMPARRAY [rsp+2*SIZEOF_JSAMPARRAY]
|
|
add rsp, SIZEOF_JSAMPARRAY*4
|
|
|
|
pop rbx
|
|
uncollect_args 4
|
|
pop rbp
|
|
ret
|
|
|
|
; For some reason, the OS X linker does not honor the request to align the
|
|
; segment unless we do this.
|
|
align 32
|