diff options
Diffstat (limited to 'media/libjpeg/simd/jdcolext-mmx.asm')
-rw-r--r-- | media/libjpeg/simd/jdcolext-mmx.asm | 404 |
1 files changed, 0 insertions, 404 deletions
diff --git a/media/libjpeg/simd/jdcolext-mmx.asm b/media/libjpeg/simd/jdcolext-mmx.asm deleted file mode 100644 index 21e34f6786..0000000000 --- a/media/libjpeg/simd/jdcolext-mmx.asm +++ /dev/null @@ -1,404 +0,0 @@ -; -; jdcolext.asm - colorspace conversion (MMX) -; -; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB -; -; Based on the x86 SIMD extension for IJG JPEG library -; Copyright (C) 1999-2006, MIYASAKA Masaru. -; For conditions of distribution and use, see copyright notice in jsimdext.inc -; -; This file should be assembled with NASM (Netwide Assembler), -; can *not* be assembled with Microsoft's MASM or any compatible -; assembler (including Borland's Turbo Assembler). -; NASM is available from http://nasm.sourceforge.net/ or -; http://sourceforge.net/project/showfiles.php?group_id=6208 -; -; [TAB8] - -%include "jcolsamp.inc" - -; -------------------------------------------------------------------------- -; -; Convert some rows of samples to the output colorspace. -; -; GLOBAL(void) -; jsimd_ycc_rgb_convert_mmx (JDIMENSION out_width, -; JSAMPIMAGE input_buf, JDIMENSION input_row, -; JSAMPARRAY output_buf, int num_rows) -; - -%define out_width(b) (b)+8 ; JDIMENSION out_width -%define input_buf(b) (b)+12 ; JSAMPIMAGE input_buf -%define input_row(b) (b)+16 ; JDIMENSION input_row -%define output_buf(b) (b)+20 ; JSAMPARRAY output_buf -%define num_rows(b) (b)+24 ; int num_rows - -%define original_ebp ebp+0 -%define wk(i) ebp-(WK_NUM-(i))*SIZEOF_MMWORD ; mmword wk[WK_NUM] -%define WK_NUM 2 -%define gotptr wk(0)-SIZEOF_POINTER ; void * gotptr - - align 16 - global EXTN(jsimd_ycc_rgb_convert_mmx) - -EXTN(jsimd_ycc_rgb_convert_mmx): - push ebp - mov eax,esp ; eax = original ebp - sub esp, byte 4 - and esp, byte (-SIZEOF_MMWORD) ; align to 64 bits - mov [esp],eax - mov ebp,esp ; ebp = aligned ebp - lea esp, [wk(0)] - pushpic eax ; make a room for GOT address - push ebx -; push ecx ; need not be preserved -; push edx ; need not be preserved - push esi - push edi - - get_GOT ebx ; get GOT address - movpic POINTER [gotptr], ebx ; save GOT address - - mov ecx, JDIMENSION [out_width(eax)] ; num_cols - test ecx,ecx - jz near .return - - push ecx - - mov edi, JSAMPIMAGE [input_buf(eax)] - mov ecx, JDIMENSION [input_row(eax)] - mov esi, JSAMPARRAY [edi+0*SIZEOF_JSAMPARRAY] - mov ebx, JSAMPARRAY [edi+1*SIZEOF_JSAMPARRAY] - mov edx, JSAMPARRAY [edi+2*SIZEOF_JSAMPARRAY] - lea esi, [esi+ecx*SIZEOF_JSAMPROW] - lea ebx, [ebx+ecx*SIZEOF_JSAMPROW] - lea edx, [edx+ecx*SIZEOF_JSAMPROW] - - pop ecx - - mov edi, JSAMPARRAY [output_buf(eax)] - mov eax, INT [num_rows(eax)] - test eax,eax - jle near .return - alignx 16,7 -.rowloop: - push eax - push edi - push edx - push ebx - push esi - push ecx ; col - - mov esi, JSAMPROW [esi] ; inptr0 - mov ebx, JSAMPROW [ebx] ; inptr1 - mov edx, JSAMPROW [edx] ; inptr2 - mov edi, JSAMPROW [edi] ; outptr - movpic eax, POINTER [gotptr] ; load GOT address (eax) - alignx 16,7 -.columnloop: - - movq mm5, MMWORD [ebx] ; mm5=Cb(01234567) - movq mm1, MMWORD [edx] ; mm1=Cr(01234567) - - pcmpeqw mm4,mm4 - pcmpeqw mm7,mm7 - psrlw mm4,BYTE_BIT - psllw mm7,7 ; mm7={0xFF80 0xFF80 0xFF80 0xFF80} - movq mm0,mm4 ; mm0=mm4={0xFF 0x00 0xFF 0x00 ..} - - pand mm4,mm5 ; mm4=Cb(0246)=CbE - psrlw mm5,BYTE_BIT ; mm5=Cb(1357)=CbO - pand mm0,mm1 ; mm0=Cr(0246)=CrE - psrlw mm1,BYTE_BIT ; mm1=Cr(1357)=CrO - - paddw mm4,mm7 - paddw mm5,mm7 - paddw mm0,mm7 - paddw mm1,mm7 - - ; (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 - - movq mm2,mm4 ; mm2=CbE - movq mm3,mm5 ; mm3=CbO - paddw mm4,mm4 ; mm4=2*CbE - paddw mm5,mm5 ; mm5=2*CbO - movq mm6,mm0 ; mm6=CrE - movq mm7,mm1 ; mm7=CrO - paddw mm0,mm0 ; mm0=2*CrE - paddw mm1,mm1 ; mm1=2*CrO - - pmulhw mm4,[GOTOFF(eax,PW_MF0228)] ; mm4=(2*CbE * -FIX(0.22800)) - pmulhw mm5,[GOTOFF(eax,PW_MF0228)] ; mm5=(2*CbO * -FIX(0.22800)) - pmulhw mm0,[GOTOFF(eax,PW_F0402)] ; mm0=(2*CrE * FIX(0.40200)) - pmulhw mm1,[GOTOFF(eax,PW_F0402)] ; mm1=(2*CrO * FIX(0.40200)) - - paddw mm4,[GOTOFF(eax,PW_ONE)] - paddw mm5,[GOTOFF(eax,PW_ONE)] - psraw mm4,1 ; mm4=(CbE * -FIX(0.22800)) - psraw mm5,1 ; mm5=(CbO * -FIX(0.22800)) - paddw mm0,[GOTOFF(eax,PW_ONE)] - paddw mm1,[GOTOFF(eax,PW_ONE)] - psraw mm0,1 ; mm0=(CrE * FIX(0.40200)) - psraw mm1,1 ; mm1=(CrO * FIX(0.40200)) - - paddw mm4,mm2 - paddw mm5,mm3 - paddw mm4,mm2 ; mm4=(CbE * FIX(1.77200))=(B-Y)E - paddw mm5,mm3 ; mm5=(CbO * FIX(1.77200))=(B-Y)O - paddw mm0,mm6 ; mm0=(CrE * FIX(1.40200))=(R-Y)E - paddw mm1,mm7 ; mm1=(CrO * FIX(1.40200))=(R-Y)O - - movq MMWORD [wk(0)], mm4 ; wk(0)=(B-Y)E - movq MMWORD [wk(1)], mm5 ; wk(1)=(B-Y)O - - movq mm4,mm2 - movq mm5,mm3 - punpcklwd mm2,mm6 - punpckhwd mm4,mm6 - pmaddwd mm2,[GOTOFF(eax,PW_MF0344_F0285)] - pmaddwd mm4,[GOTOFF(eax,PW_MF0344_F0285)] - punpcklwd mm3,mm7 - punpckhwd mm5,mm7 - pmaddwd mm3,[GOTOFF(eax,PW_MF0344_F0285)] - pmaddwd mm5,[GOTOFF(eax,PW_MF0344_F0285)] - - paddd mm2,[GOTOFF(eax,PD_ONEHALF)] - paddd mm4,[GOTOFF(eax,PD_ONEHALF)] - psrad mm2,SCALEBITS - psrad mm4,SCALEBITS - paddd mm3,[GOTOFF(eax,PD_ONEHALF)] - paddd mm5,[GOTOFF(eax,PD_ONEHALF)] - psrad mm3,SCALEBITS - psrad mm5,SCALEBITS - - packssdw mm2,mm4 ; mm2=CbE*-FIX(0.344)+CrE*FIX(0.285) - packssdw mm3,mm5 ; mm3=CbO*-FIX(0.344)+CrO*FIX(0.285) - psubw mm2,mm6 ; mm2=CbE*-FIX(0.344)+CrE*-FIX(0.714)=(G-Y)E - psubw mm3,mm7 ; mm3=CbO*-FIX(0.344)+CrO*-FIX(0.714)=(G-Y)O - - movq mm5, MMWORD [esi] ; mm5=Y(01234567) - - pcmpeqw mm4,mm4 - psrlw mm4,BYTE_BIT ; mm4={0xFF 0x00 0xFF 0x00 ..} - pand mm4,mm5 ; mm4=Y(0246)=YE - psrlw mm5,BYTE_BIT ; mm5=Y(1357)=YO - - paddw mm0,mm4 ; mm0=((R-Y)E+YE)=RE=(R0 R2 R4 R6) - paddw mm1,mm5 ; mm1=((R-Y)O+YO)=RO=(R1 R3 R5 R7) - packuswb mm0,mm0 ; mm0=(R0 R2 R4 R6 ** ** ** **) - packuswb mm1,mm1 ; mm1=(R1 R3 R5 R7 ** ** ** **) - - paddw mm2,mm4 ; mm2=((G-Y)E+YE)=GE=(G0 G2 G4 G6) - paddw mm3,mm5 ; mm3=((G-Y)O+YO)=GO=(G1 G3 G5 G7) - packuswb mm2,mm2 ; mm2=(G0 G2 G4 G6 ** ** ** **) - packuswb mm3,mm3 ; mm3=(G1 G3 G5 G7 ** ** ** **) - - paddw mm4, MMWORD [wk(0)] ; mm4=(YE+(B-Y)E)=BE=(B0 B2 B4 B6) - paddw mm5, MMWORD [wk(1)] ; mm5=(YO+(B-Y)O)=BO=(B1 B3 B5 B7) - packuswb mm4,mm4 ; mm4=(B0 B2 B4 B6 ** ** ** **) - packuswb mm5,mm5 ; mm5=(B1 B3 B5 B7 ** ** ** **) - -%if RGB_PIXELSIZE == 3 ; --------------- - - ; 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=(** ** ** ** ** ** ** **), mmH=(** ** ** ** ** ** ** **) - - punpcklbw mmA,mmC ; mmA=(00 10 02 12 04 14 06 16) - punpcklbw mmE,mmB ; mmE=(20 01 22 03 24 05 26 07) - punpcklbw mmD,mmF ; mmD=(11 21 13 23 15 25 17 27) - - movq mmG,mmA - movq mmH,mmA - punpcklwd mmA,mmE ; mmA=(00 10 20 01 02 12 22 03) - punpckhwd mmG,mmE ; mmG=(04 14 24 05 06 16 26 07) - - psrlq mmH,2*BYTE_BIT ; mmH=(02 12 04 14 06 16 -- --) - psrlq mmE,2*BYTE_BIT ; mmE=(22 03 24 05 26 07 -- --) - - movq mmC,mmD - movq mmB,mmD - punpcklwd mmD,mmH ; mmD=(11 21 02 12 13 23 04 14) - punpckhwd mmC,mmH ; mmC=(15 25 06 16 17 27 -- --) - - psrlq mmB,2*BYTE_BIT ; mmB=(13 23 15 25 17 27 -- --) - - movq mmF,mmE - punpcklwd mmE,mmB ; mmE=(22 03 13 23 24 05 15 25) - punpckhwd mmF,mmB ; mmF=(26 07 17 27 -- -- -- --) - - punpckldq mmA,mmD ; mmA=(00 10 20 01 11 21 02 12) - punpckldq mmE,mmG ; mmE=(22 03 13 23 04 14 24 05) - punpckldq mmC,mmF ; mmC=(15 25 06 16 26 07 17 27) - - cmp ecx, byte SIZEOF_MMWORD - jb short .column_st16 - - movq MMWORD [edi+0*SIZEOF_MMWORD], mmA - movq MMWORD [edi+1*SIZEOF_MMWORD], mmE - movq MMWORD [edi+2*SIZEOF_MMWORD], mmC - - sub ecx, byte SIZEOF_MMWORD - jz short .nextrow - - add esi, byte SIZEOF_MMWORD ; inptr0 - add ebx, byte SIZEOF_MMWORD ; inptr1 - add edx, byte SIZEOF_MMWORD ; inptr2 - add edi, byte RGB_PIXELSIZE*SIZEOF_MMWORD ; outptr - jmp near .columnloop - alignx 16,7 - -.column_st16: - lea ecx, [ecx+ecx*2] ; imul ecx, RGB_PIXELSIZE - cmp ecx, byte 2*SIZEOF_MMWORD - jb short .column_st8 - movq MMWORD [edi+0*SIZEOF_MMWORD], mmA - movq MMWORD [edi+1*SIZEOF_MMWORD], mmE - movq mmA,mmC - sub ecx, byte 2*SIZEOF_MMWORD - add edi, byte 2*SIZEOF_MMWORD - jmp short .column_st4 -.column_st8: - cmp ecx, byte SIZEOF_MMWORD - jb short .column_st4 - movq MMWORD [edi+0*SIZEOF_MMWORD], mmA - movq mmA,mmE - sub ecx, byte SIZEOF_MMWORD - add edi, byte SIZEOF_MMWORD -.column_st4: - movd eax,mmA - cmp ecx, byte SIZEOF_DWORD - jb short .column_st2 - mov DWORD [edi+0*SIZEOF_DWORD], eax - psrlq mmA,DWORD_BIT - movd eax,mmA - sub ecx, byte SIZEOF_DWORD - add edi, byte SIZEOF_DWORD -.column_st2: - cmp ecx, byte SIZEOF_WORD - jb short .column_st1 - mov WORD [edi+0*SIZEOF_WORD], ax - shr eax,WORD_BIT - sub ecx, byte SIZEOF_WORD - add edi, byte SIZEOF_WORD -.column_st1: - cmp ecx, byte SIZEOF_BYTE - jb short .nextrow - mov BYTE [edi+0*SIZEOF_BYTE], al - -%else ; RGB_PIXELSIZE == 4 ; ----------- - -%ifdef RGBX_FILLER_0XFF - pcmpeqb mm6,mm6 ; mm6=(X0 X2 X4 X6 ** ** ** **) - pcmpeqb mm7,mm7 ; mm7=(X1 X3 X5 X7 ** ** ** **) -%else - pxor mm6,mm6 ; mm6=(X0 X2 X4 X6 ** ** ** **) - 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 .nextrow - - add esi, byte SIZEOF_MMWORD ; inptr0 - add ebx, byte SIZEOF_MMWORD ; inptr1 - add edx, byte SIZEOF_MMWORD ; inptr2 - add edi, byte RGB_PIXELSIZE*SIZEOF_MMWORD ; outptr - 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 .nextrow - movd DWORD [edi+0*SIZEOF_DWORD], mmA - -%endif ; RGB_PIXELSIZE ; --------------- - - alignx 16,7 - -.nextrow: - pop ecx - pop esi - pop ebx - pop edx - pop edi - pop eax - - add esi, byte SIZEOF_JSAMPROW - add ebx, byte SIZEOF_JSAMPROW - add edx, byte SIZEOF_JSAMPROW - add edi, byte SIZEOF_JSAMPROW ; output_buf - dec eax ; num_rows - jg near .rowloop - - 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 - -; For some reason, the OS X linker does not honor the request to align the -; segment unless we do this. - align 16 |