461 lines
18 KiB
NASM
461 lines
18 KiB
NASM
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; jdmrgext.asm - merged upsampling/color conversion (MMX)
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;
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; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
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; Copyright (C) 2016, D. R. Commander.
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;
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; Based on the x86 SIMD extension for IJG JPEG library
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; Copyright (C) 1999-2006, MIYASAKA Masaru.
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; For conditions of distribution and use, see copyright notice in jsimdext.inc
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;
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; This file should be assembled with NASM (Netwide Assembler),
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; can *not* be assembled with Microsoft's MASM or any compatible
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; assembler (including Borland's Turbo Assembler).
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; NASM is available from http://nasm.sourceforge.net/ or
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; http://sourceforge.net/project/showfiles.php?group_id=6208
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%include "jcolsamp.inc"
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; --------------------------------------------------------------------------
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;
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; Upsample and color convert for the case of 2:1 horizontal and 1:1 vertical.
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;
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; GLOBAL(void)
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; jsimd_h2v1_merged_upsample_mmx(JDIMENSION output_width, JSAMPIMAGE input_buf,
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; JDIMENSION in_row_group_ctr,
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; JSAMPARRAY output_buf);
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;
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%define output_width(b) (b) + 8 ; JDIMENSION output_width
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%define input_buf(b) (b) + 12 ; JSAMPIMAGE input_buf
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%define in_row_group_ctr(b) (b) + 16 ; JDIMENSION in_row_group_ctr
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%define output_buf(b) (b) + 20 ; JSAMPARRAY output_buf
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%define original_ebp ebp + 0
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%define wk(i) ebp - (WK_NUM - (i)) * SIZEOF_MMWORD ; mmword wk[WK_NUM]
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%define WK_NUM 3
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%define gotptr wk(0) - SIZEOF_POINTER ; void * gotptr
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align 32
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GLOBAL_FUNCTION(jsimd_h2v1_merged_upsample_mmx)
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EXTN(jsimd_h2v1_merged_upsample_mmx):
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push ebp
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mov eax, esp ; eax = original ebp
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sub esp, byte 4
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and esp, byte (-SIZEOF_MMWORD) ; align to 64 bits
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mov [esp], eax
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mov ebp, esp ; ebp = aligned ebp
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lea esp, [wk(0)]
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pushpic eax ; make a room for GOT address
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push ebx
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; push ecx ; need not be preserved
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; push edx ; need not be preserved
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push esi
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push edi
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get_GOT ebx ; get GOT address
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movpic POINTER [gotptr], ebx ; save GOT address
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mov ecx, JDIMENSION [output_width(eax)] ; col
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test ecx, ecx
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jz near .return
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push ecx
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mov edi, JSAMPIMAGE [input_buf(eax)]
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mov ecx, JDIMENSION [in_row_group_ctr(eax)]
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mov esi, JSAMPARRAY [edi+0*SIZEOF_JSAMPARRAY]
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mov ebx, JSAMPARRAY [edi+1*SIZEOF_JSAMPARRAY]
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mov edx, JSAMPARRAY [edi+2*SIZEOF_JSAMPARRAY]
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mov edi, JSAMPARRAY [output_buf(eax)]
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mov esi, JSAMPROW [esi+ecx*SIZEOF_JSAMPROW] ; inptr0
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mov ebx, JSAMPROW [ebx+ecx*SIZEOF_JSAMPROW] ; inptr1
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mov edx, JSAMPROW [edx+ecx*SIZEOF_JSAMPROW] ; inptr2
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mov edi, JSAMPROW [edi] ; outptr
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pop ecx ; col
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alignx 16, 7
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.columnloop:
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movpic eax, POINTER [gotptr] ; load GOT address (eax)
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movq mm6, MMWORD [ebx] ; mm6=Cb(01234567)
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movq mm7, MMWORD [edx] ; mm7=Cr(01234567)
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pxor mm1, mm1 ; mm1=(all 0's)
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pcmpeqw mm3, mm3
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psllw mm3, 7 ; mm3={0xFF80 0xFF80 0xFF80 0xFF80}
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movq mm4, mm6
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punpckhbw mm6, mm1 ; mm6=Cb(4567)=CbH
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punpcklbw mm4, mm1 ; mm4=Cb(0123)=CbL
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movq mm0, mm7
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punpckhbw mm7, mm1 ; mm7=Cr(4567)=CrH
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punpcklbw mm0, mm1 ; mm0=Cr(0123)=CrL
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paddw mm6, mm3
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paddw mm4, mm3
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paddw mm7, mm3
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paddw mm0, mm3
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; (Original)
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; R = Y + 1.40200 * Cr
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; G = Y - 0.34414 * Cb - 0.71414 * Cr
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; B = Y + 1.77200 * Cb
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;
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; (This implementation)
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; R = Y + 0.40200 * Cr + Cr
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; G = Y - 0.34414 * Cb + 0.28586 * Cr - Cr
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; B = Y - 0.22800 * Cb + Cb + Cb
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movq mm5, mm6 ; mm5=CbH
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movq mm2, mm4 ; mm2=CbL
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paddw mm6, mm6 ; mm6=2*CbH
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paddw mm4, mm4 ; mm4=2*CbL
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movq mm1, mm7 ; mm1=CrH
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movq mm3, mm0 ; mm3=CrL
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paddw mm7, mm7 ; mm7=2*CrH
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paddw mm0, mm0 ; mm0=2*CrL
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pmulhw mm6, [GOTOFF(eax,PW_MF0228)] ; mm6=(2*CbH * -FIX(0.22800))
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pmulhw mm4, [GOTOFF(eax,PW_MF0228)] ; mm4=(2*CbL * -FIX(0.22800))
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pmulhw mm7, [GOTOFF(eax,PW_F0402)] ; mm7=(2*CrH * FIX(0.40200))
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pmulhw mm0, [GOTOFF(eax,PW_F0402)] ; mm0=(2*CrL * FIX(0.40200))
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paddw mm6, [GOTOFF(eax,PW_ONE)]
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paddw mm4, [GOTOFF(eax,PW_ONE)]
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psraw mm6, 1 ; mm6=(CbH * -FIX(0.22800))
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psraw mm4, 1 ; mm4=(CbL * -FIX(0.22800))
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paddw mm7, [GOTOFF(eax,PW_ONE)]
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paddw mm0, [GOTOFF(eax,PW_ONE)]
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psraw mm7, 1 ; mm7=(CrH * FIX(0.40200))
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psraw mm0, 1 ; mm0=(CrL * FIX(0.40200))
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paddw mm6, mm5
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paddw mm4, mm2
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paddw mm6, mm5 ; mm6=(CbH * FIX(1.77200))=(B-Y)H
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paddw mm4, mm2 ; mm4=(CbL * FIX(1.77200))=(B-Y)L
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paddw mm7, mm1 ; mm7=(CrH * FIX(1.40200))=(R-Y)H
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paddw mm0, mm3 ; mm0=(CrL * FIX(1.40200))=(R-Y)L
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movq MMWORD [wk(0)], mm6 ; wk(0)=(B-Y)H
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movq MMWORD [wk(1)], mm7 ; wk(1)=(R-Y)H
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movq mm6, mm5
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movq mm7, mm2
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punpcklwd mm5, mm1
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punpckhwd mm6, mm1
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pmaddwd mm5, [GOTOFF(eax,PW_MF0344_F0285)]
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pmaddwd mm6, [GOTOFF(eax,PW_MF0344_F0285)]
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punpcklwd mm2, mm3
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punpckhwd mm7, mm3
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pmaddwd mm2, [GOTOFF(eax,PW_MF0344_F0285)]
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pmaddwd mm7, [GOTOFF(eax,PW_MF0344_F0285)]
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paddd mm5, [GOTOFF(eax,PD_ONEHALF)]
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paddd mm6, [GOTOFF(eax,PD_ONEHALF)]
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psrad mm5, SCALEBITS
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psrad mm6, SCALEBITS
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paddd mm2, [GOTOFF(eax,PD_ONEHALF)]
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paddd mm7, [GOTOFF(eax,PD_ONEHALF)]
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psrad mm2, SCALEBITS
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psrad mm7, SCALEBITS
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packssdw mm5, mm6 ; mm5=CbH*-FIX(0.344)+CrH*FIX(0.285)
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packssdw mm2, mm7 ; mm2=CbL*-FIX(0.344)+CrL*FIX(0.285)
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psubw mm5, mm1 ; mm5=CbH*-FIX(0.344)+CrH*-FIX(0.714)=(G-Y)H
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psubw mm2, mm3 ; mm2=CbL*-FIX(0.344)+CrL*-FIX(0.714)=(G-Y)L
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movq MMWORD [wk(2)], mm5 ; wk(2)=(G-Y)H
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mov al, 2 ; Yctr
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jmp short .Yloop_1st
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alignx 16, 7
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.Yloop_2nd:
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movq mm0, MMWORD [wk(1)] ; mm0=(R-Y)H
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movq mm2, MMWORD [wk(2)] ; mm2=(G-Y)H
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movq mm4, MMWORD [wk(0)] ; mm4=(B-Y)H
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alignx 16, 7
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.Yloop_1st:
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movq mm7, MMWORD [esi] ; mm7=Y(01234567)
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pcmpeqw mm6, mm6
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psrlw mm6, BYTE_BIT ; mm6={0xFF 0x00 0xFF 0x00 ..}
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pand mm6, mm7 ; mm6=Y(0246)=YE
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psrlw mm7, BYTE_BIT ; mm7=Y(1357)=YO
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movq mm1, mm0 ; mm1=mm0=(R-Y)(L/H)
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movq mm3, mm2 ; mm3=mm2=(G-Y)(L/H)
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movq mm5, mm4 ; mm5=mm4=(B-Y)(L/H)
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paddw mm0, mm6 ; mm0=((R-Y)+YE)=RE=(R0 R2 R4 R6)
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paddw mm1, mm7 ; mm1=((R-Y)+YO)=RO=(R1 R3 R5 R7)
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packuswb mm0, mm0 ; mm0=(R0 R2 R4 R6 ** ** ** **)
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packuswb mm1, mm1 ; mm1=(R1 R3 R5 R7 ** ** ** **)
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paddw mm2, mm6 ; mm2=((G-Y)+YE)=GE=(G0 G2 G4 G6)
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paddw mm3, mm7 ; mm3=((G-Y)+YO)=GO=(G1 G3 G5 G7)
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packuswb mm2, mm2 ; mm2=(G0 G2 G4 G6 ** ** ** **)
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packuswb mm3, mm3 ; mm3=(G1 G3 G5 G7 ** ** ** **)
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paddw mm4, mm6 ; mm4=((B-Y)+YE)=BE=(B0 B2 B4 B6)
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paddw mm5, mm7 ; mm5=((B-Y)+YO)=BO=(B1 B3 B5 B7)
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packuswb mm4, mm4 ; mm4=(B0 B2 B4 B6 ** ** ** **)
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packuswb mm5, mm5 ; mm5=(B1 B3 B5 B7 ** ** ** **)
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%if RGB_PIXELSIZE == 3 ; ---------------
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; mmA=(00 02 04 06 ** ** ** **), mmB=(01 03 05 07 ** ** ** **)
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; mmC=(10 12 14 16 ** ** ** **), mmD=(11 13 15 17 ** ** ** **)
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; mmE=(20 22 24 26 ** ** ** **), mmF=(21 23 25 27 ** ** ** **)
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; mmG=(** ** ** ** ** ** ** **), mmH=(** ** ** ** ** ** ** **)
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punpcklbw mmA, mmC ; mmA=(00 10 02 12 04 14 06 16)
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punpcklbw mmE, mmB ; mmE=(20 01 22 03 24 05 26 07)
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punpcklbw mmD, mmF ; mmD=(11 21 13 23 15 25 17 27)
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movq mmG, mmA
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movq mmH, mmA
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punpcklwd mmA, mmE ; mmA=(00 10 20 01 02 12 22 03)
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punpckhwd mmG, mmE ; mmG=(04 14 24 05 06 16 26 07)
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psrlq mmH, 2*BYTE_BIT ; mmH=(02 12 04 14 06 16 -- --)
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psrlq mmE, 2*BYTE_BIT ; mmE=(22 03 24 05 26 07 -- --)
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movq mmC, mmD
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movq mmB, mmD
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punpcklwd mmD, mmH ; mmD=(11 21 02 12 13 23 04 14)
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punpckhwd mmC, mmH ; mmC=(15 25 06 16 17 27 -- --)
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psrlq mmB, 2*BYTE_BIT ; mmB=(13 23 15 25 17 27 -- --)
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movq mmF, mmE
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punpcklwd mmE, mmB ; mmE=(22 03 13 23 24 05 15 25)
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punpckhwd mmF, mmB ; mmF=(26 07 17 27 -- -- -- --)
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punpckldq mmA, mmD ; mmA=(00 10 20 01 11 21 02 12)
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punpckldq mmE, mmG ; mmE=(22 03 13 23 04 14 24 05)
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punpckldq mmC, mmF ; mmC=(15 25 06 16 26 07 17 27)
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cmp ecx, byte SIZEOF_MMWORD
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jb short .column_st16
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movq MMWORD [edi+0*SIZEOF_MMWORD], mmA
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movq MMWORD [edi+1*SIZEOF_MMWORD], mmE
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movq MMWORD [edi+2*SIZEOF_MMWORD], mmC
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sub ecx, byte SIZEOF_MMWORD
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jz near .endcolumn
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add edi, byte RGB_PIXELSIZE*SIZEOF_MMWORD ; outptr
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add esi, byte SIZEOF_MMWORD ; inptr0
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dec al ; Yctr
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jnz near .Yloop_2nd
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add ebx, byte SIZEOF_MMWORD ; inptr1
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add edx, byte SIZEOF_MMWORD ; inptr2
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jmp near .columnloop
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alignx 16, 7
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.column_st16:
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lea ecx, [ecx+ecx*2] ; imul ecx, RGB_PIXELSIZE
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cmp ecx, byte 2*SIZEOF_MMWORD
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jb short .column_st8
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movq MMWORD [edi+0*SIZEOF_MMWORD], mmA
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movq MMWORD [edi+1*SIZEOF_MMWORD], mmE
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movq mmA, mmC
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sub ecx, byte 2*SIZEOF_MMWORD
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add edi, byte 2*SIZEOF_MMWORD
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jmp short .column_st4
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.column_st8:
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cmp ecx, byte SIZEOF_MMWORD
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jb short .column_st4
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movq MMWORD [edi+0*SIZEOF_MMWORD], mmA
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movq mmA, mmE
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sub ecx, byte SIZEOF_MMWORD
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add edi, byte SIZEOF_MMWORD
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.column_st4:
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movd eax, mmA
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cmp ecx, byte SIZEOF_DWORD
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jb short .column_st2
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mov dword [edi+0*SIZEOF_DWORD], eax
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psrlq mmA, DWORD_BIT
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movd eax, mmA
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sub ecx, byte SIZEOF_DWORD
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add edi, byte SIZEOF_DWORD
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.column_st2:
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cmp ecx, byte SIZEOF_WORD
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jb short .column_st1
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mov word [edi+0*SIZEOF_WORD], ax
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shr eax, WORD_BIT
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sub ecx, byte SIZEOF_WORD
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add edi, byte SIZEOF_WORD
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.column_st1:
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cmp ecx, byte SIZEOF_BYTE
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jb short .endcolumn
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mov byte [edi+0*SIZEOF_BYTE], al
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%else ; RGB_PIXELSIZE == 4 ; -----------
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%ifdef RGBX_FILLER_0XFF
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pcmpeqb mm6, mm6 ; mm6=(X0 X2 X4 X6 ** ** ** **)
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pcmpeqb mm7, mm7 ; mm7=(X1 X3 X5 X7 ** ** ** **)
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%else
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pxor mm6, mm6 ; mm6=(X0 X2 X4 X6 ** ** ** **)
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pxor mm7, mm7 ; mm7=(X1 X3 X5 X7 ** ** ** **)
|
||
|
|
%endif
|
||
|
|
; mmA=(00 02 04 06 ** ** ** **), mmB=(01 03 05 07 ** ** ** **)
|
||
|
|
; mmC=(10 12 14 16 ** ** ** **), mmD=(11 13 15 17 ** ** ** **)
|
||
|
|
; mmE=(20 22 24 26 ** ** ** **), mmF=(21 23 25 27 ** ** ** **)
|
||
|
|
; mmG=(30 32 34 36 ** ** ** **), mmH=(31 33 35 37 ** ** ** **)
|
||
|
|
|
||
|
|
punpcklbw mmA, mmC ; mmA=(00 10 02 12 04 14 06 16)
|
||
|
|
punpcklbw mmE, mmG ; mmE=(20 30 22 32 24 34 26 36)
|
||
|
|
punpcklbw mmB, mmD ; mmB=(01 11 03 13 05 15 07 17)
|
||
|
|
punpcklbw mmF, mmH ; mmF=(21 31 23 33 25 35 27 37)
|
||
|
|
|
||
|
|
movq mmC, mmA
|
||
|
|
punpcklwd mmA, mmE ; mmA=(00 10 20 30 02 12 22 32)
|
||
|
|
punpckhwd mmC, mmE ; mmC=(04 14 24 34 06 16 26 36)
|
||
|
|
movq mmG, mmB
|
||
|
|
punpcklwd mmB, mmF ; mmB=(01 11 21 31 03 13 23 33)
|
||
|
|
punpckhwd mmG, mmF ; mmG=(05 15 25 35 07 17 27 37)
|
||
|
|
|
||
|
|
movq mmD, mmA
|
||
|
|
punpckldq mmA, mmB ; mmA=(00 10 20 30 01 11 21 31)
|
||
|
|
punpckhdq mmD, mmB ; mmD=(02 12 22 32 03 13 23 33)
|
||
|
|
movq mmH, mmC
|
||
|
|
punpckldq mmC, mmG ; mmC=(04 14 24 34 05 15 25 35)
|
||
|
|
punpckhdq mmH, mmG ; mmH=(06 16 26 36 07 17 27 37)
|
||
|
|
|
||
|
|
cmp ecx, byte SIZEOF_MMWORD
|
||
|
|
jb short .column_st16
|
||
|
|
|
||
|
|
movq MMWORD [edi+0*SIZEOF_MMWORD], mmA
|
||
|
|
movq MMWORD [edi+1*SIZEOF_MMWORD], mmD
|
||
|
|
movq MMWORD [edi+2*SIZEOF_MMWORD], mmC
|
||
|
|
movq MMWORD [edi+3*SIZEOF_MMWORD], mmH
|
||
|
|
|
||
|
|
sub ecx, byte SIZEOF_MMWORD
|
||
|
|
jz short .endcolumn
|
||
|
|
|
||
|
|
add edi, byte RGB_PIXELSIZE*SIZEOF_MMWORD ; outptr
|
||
|
|
add esi, byte SIZEOF_MMWORD ; inptr0
|
||
|
|
dec al ; Yctr
|
||
|
|
jnz near .Yloop_2nd
|
||
|
|
|
||
|
|
add ebx, byte SIZEOF_MMWORD ; inptr1
|
||
|
|
add edx, byte SIZEOF_MMWORD ; inptr2
|
||
|
|
jmp near .columnloop
|
||
|
|
alignx 16, 7
|
||
|
|
|
||
|
|
.column_st16:
|
||
|
|
cmp ecx, byte SIZEOF_MMWORD/2
|
||
|
|
jb short .column_st8
|
||
|
|
movq MMWORD [edi+0*SIZEOF_MMWORD], mmA
|
||
|
|
movq MMWORD [edi+1*SIZEOF_MMWORD], mmD
|
||
|
|
movq mmA, mmC
|
||
|
|
movq mmD, mmH
|
||
|
|
sub ecx, byte SIZEOF_MMWORD/2
|
||
|
|
add edi, byte 2*SIZEOF_MMWORD
|
||
|
|
.column_st8:
|
||
|
|
cmp ecx, byte SIZEOF_MMWORD/4
|
||
|
|
jb short .column_st4
|
||
|
|
movq MMWORD [edi+0*SIZEOF_MMWORD], mmA
|
||
|
|
movq mmA, mmD
|
||
|
|
sub ecx, byte SIZEOF_MMWORD/4
|
||
|
|
add edi, byte 1*SIZEOF_MMWORD
|
||
|
|
.column_st4:
|
||
|
|
cmp ecx, byte SIZEOF_MMWORD/8
|
||
|
|
jb short .endcolumn
|
||
|
|
movd dword [edi+0*SIZEOF_DWORD], mmA
|
||
|
|
|
||
|
|
%endif ; RGB_PIXELSIZE ; ---------------
|
||
|
|
|
||
|
|
.endcolumn:
|
||
|
|
emms ; empty MMX state
|
||
|
|
|
||
|
|
.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
|
||
|
|
|
||
|
|
; --------------------------------------------------------------------------
|
||
|
|
;
|
||
|
|
; Upsample and color convert for the case of 2:1 horizontal and 2:1 vertical.
|
||
|
|
;
|
||
|
|
; GLOBAL(void)
|
||
|
|
; jsimd_h2v2_merged_upsample_mmx(JDIMENSION output_width, JSAMPIMAGE input_buf,
|
||
|
|
; JDIMENSION in_row_group_ctr,
|
||
|
|
; JSAMPARRAY output_buf);
|
||
|
|
;
|
||
|
|
|
||
|
|
%define output_width(b) (b) + 8 ; JDIMENSION output_width
|
||
|
|
%define input_buf(b) (b) + 12 ; JSAMPIMAGE input_buf
|
||
|
|
%define in_row_group_ctr(b) (b) + 16 ; JDIMENSION in_row_group_ctr
|
||
|
|
%define output_buf(b) (b) + 20 ; JSAMPARRAY output_buf
|
||
|
|
|
||
|
|
align 32
|
||
|
|
GLOBAL_FUNCTION(jsimd_h2v2_merged_upsample_mmx)
|
||
|
|
|
||
|
|
EXTN(jsimd_h2v2_merged_upsample_mmx):
|
||
|
|
push ebp
|
||
|
|
mov ebp, esp
|
||
|
|
push ebx
|
||
|
|
; push ecx ; need not be preserved
|
||
|
|
; push edx ; need not be preserved
|
||
|
|
push esi
|
||
|
|
push edi
|
||
|
|
|
||
|
|
mov eax, JDIMENSION [output_width(ebp)]
|
||
|
|
|
||
|
|
mov edi, JSAMPIMAGE [input_buf(ebp)]
|
||
|
|
mov ecx, JDIMENSION [in_row_group_ctr(ebp)]
|
||
|
|
mov esi, JSAMPARRAY [edi+0*SIZEOF_JSAMPARRAY]
|
||
|
|
mov ebx, JSAMPARRAY [edi+1*SIZEOF_JSAMPARRAY]
|
||
|
|
mov edx, JSAMPARRAY [edi+2*SIZEOF_JSAMPARRAY]
|
||
|
|
mov edi, JSAMPARRAY [output_buf(ebp)]
|
||
|
|
lea esi, [esi+ecx*SIZEOF_JSAMPROW]
|
||
|
|
|
||
|
|
push edx ; inptr2
|
||
|
|
push ebx ; inptr1
|
||
|
|
push esi ; inptr00
|
||
|
|
mov ebx, esp
|
||
|
|
|
||
|
|
push edi ; output_buf (outptr0)
|
||
|
|
push ecx ; in_row_group_ctr
|
||
|
|
push ebx ; input_buf
|
||
|
|
push eax ; output_width
|
||
|
|
|
||
|
|
call near EXTN(jsimd_h2v1_merged_upsample_mmx)
|
||
|
|
|
||
|
|
add esi, byte SIZEOF_JSAMPROW ; inptr01
|
||
|
|
add edi, byte SIZEOF_JSAMPROW ; outptr1
|
||
|
|
mov POINTER [ebx+0*SIZEOF_POINTER], esi
|
||
|
|
mov POINTER [ebx-1*SIZEOF_POINTER], edi
|
||
|
|
|
||
|
|
call near EXTN(jsimd_h2v1_merged_upsample_mmx)
|
||
|
|
|
||
|
|
add esp, byte 7*SIZEOF_DWORD
|
||
|
|
|
||
|
|
pop edi
|
||
|
|
pop esi
|
||
|
|
; pop edx ; need not be preserved
|
||
|
|
; pop ecx ; need not be preserved
|
||
|
|
pop ebx
|
||
|
|
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
|