From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- media/libjpeg/simd/i386/jcgryext-mmx.asm | 355 +++++++++++++++++++++++++++++++ 1 file changed, 355 insertions(+) create mode 100644 media/libjpeg/simd/i386/jcgryext-mmx.asm (limited to 'media/libjpeg/simd/i386/jcgryext-mmx.asm') diff --git a/media/libjpeg/simd/i386/jcgryext-mmx.asm b/media/libjpeg/simd/i386/jcgryext-mmx.asm new file mode 100644 index 0000000000..8af42e5a33 --- /dev/null +++ b/media/libjpeg/simd/i386/jcgryext-mmx.asm @@ -0,0 +1,355 @@ +; +; jcgryext.asm - grayscale colorspace conversion (MMX) +; +; Copyright 2009 Pierre Ossman for Cendio AB +; Copyright (C) 2011, 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 + +%include "jcolsamp.inc" + +; -------------------------------------------------------------------------- +; +; Convert some rows of samples to the output colorspace. +; +; GLOBAL(void) +; jsimd_rgb_gray_convert_mmx(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_MMWORD + ; mmword wk[WK_NUM] +%define WK_NUM 2 +%define gotptr wk(0) - SIZEOF_POINTER ; void * gotptr + + align 32 + GLOBAL_FUNCTION(jsimd_rgb_gray_convert_mmx) + +EXTN(jsimd_rgb_gray_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 [img_width(eax)] ; num_cols + 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_MMWORD + jae short .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 + xor eax, eax + mov al, byte [esi+ecx] +.column_ld2: + test cl, SIZEOF_WORD + jz short .column_ld4 + sub ecx, byte SIZEOF_WORD + xor edx, edx + mov dx, word [esi+ecx] + shl eax, WORD_BIT + or eax, edx +.column_ld4: + movd mmA, eax + pop edx + pop eax + test cl, SIZEOF_DWORD + jz short .column_ld8 + sub ecx, byte SIZEOF_DWORD + movd mmG, dword [esi+ecx] + psllq mmA, DWORD_BIT + por mmA, mmG +.column_ld8: + test cl, SIZEOF_MMWORD + jz short .column_ld16 + movq mmG, mmA + movq mmA, MMWORD [esi+0*SIZEOF_MMWORD] + mov ecx, SIZEOF_MMWORD + jmp short .rgb_gray_cnv +.column_ld16: + test cl, 2*SIZEOF_MMWORD + mov ecx, SIZEOF_MMWORD + jz short .rgb_gray_cnv + movq mmF, mmA + movq mmA, MMWORD [esi+0*SIZEOF_MMWORD] + movq mmG, MMWORD [esi+1*SIZEOF_MMWORD] + jmp short .rgb_gray_cnv + alignx 16, 7 + +.columnloop: + movq mmA, MMWORD [esi+0*SIZEOF_MMWORD] + movq mmG, MMWORD [esi+1*SIZEOF_MMWORD] + movq mmF, MMWORD [esi+2*SIZEOF_MMWORD] + +.rgb_gray_cnv: + ; mmA=(00 10 20 01 11 21 02 12) + ; mmG=(22 03 13 23 04 14 24 05) + ; mmF=(15 25 06 16 26 07 17 27) + + movq mmD, mmA + psllq mmA, 4*BYTE_BIT ; mmA=(-- -- -- -- 00 10 20 01) + psrlq mmD, 4*BYTE_BIT ; mmD=(11 21 02 12 -- -- -- --) + + punpckhbw mmA, mmG ; mmA=(00 04 10 14 20 24 01 05) + psllq mmG, 4*BYTE_BIT ; mmG=(-- -- -- -- 22 03 13 23) + + punpcklbw mmD, mmF ; mmD=(11 15 21 25 02 06 12 16) + punpckhbw mmG, mmF ; mmG=(22 26 03 07 13 17 23 27) + + movq mmE, mmA + psllq mmA, 4*BYTE_BIT ; mmA=(-- -- -- -- 00 04 10 14) + psrlq mmE, 4*BYTE_BIT ; mmE=(20 24 01 05 -- -- -- --) + + punpckhbw mmA, mmD ; mmA=(00 02 04 06 10 12 14 16) + psllq mmD, 4*BYTE_BIT ; mmD=(-- -- -- -- 11 15 21 25) + + punpcklbw mmE, mmG ; mmE=(20 22 24 26 01 03 05 07) + punpckhbw mmD, mmG ; mmD=(11 13 15 17 21 23 25 27) + + pxor mmH, mmH + + movq mmC, mmA + punpcklbw mmA, mmH ; mmA=(00 02 04 06) + punpckhbw mmC, mmH ; mmC=(10 12 14 16) + + movq mmB, mmE + punpcklbw mmE, mmH ; mmE=(20 22 24 26) + punpckhbw mmB, mmH ; mmB=(01 03 05 07) + + movq mmF, mmD + punpcklbw mmD, mmH ; mmD=(11 13 15 17) + punpckhbw mmF, mmH ; mmF=(21 23 25 27) + +%else ; RGB_PIXELSIZE == 4 ; ----------- + +.column_ld1: + test cl, SIZEOF_MMWORD/8 + jz short .column_ld2 + sub ecx, byte SIZEOF_MMWORD/8 + movd mmA, dword [esi+ecx*RGB_PIXELSIZE] +.column_ld2: + test cl, SIZEOF_MMWORD/4 + jz short .column_ld4 + sub ecx, byte SIZEOF_MMWORD/4 + movq mmF, mmA + movq mmA, MMWORD [esi+ecx*RGB_PIXELSIZE] +.column_ld4: + test cl, SIZEOF_MMWORD/2 + mov ecx, SIZEOF_MMWORD + jz short .rgb_gray_cnv + movq mmD, mmA + movq mmC, mmF + movq mmA, MMWORD [esi+0*SIZEOF_MMWORD] + movq mmF, MMWORD [esi+1*SIZEOF_MMWORD] + jmp short .rgb_gray_cnv + alignx 16, 7 + +.columnloop: + movq mmA, MMWORD [esi+0*SIZEOF_MMWORD] + movq mmF, MMWORD [esi+1*SIZEOF_MMWORD] + movq mmD, MMWORD [esi+2*SIZEOF_MMWORD] + movq mmC, MMWORD [esi+3*SIZEOF_MMWORD] + +.rgb_gray_cnv: + ; mmA=(00 10 20 30 01 11 21 31) + ; mmF=(02 12 22 32 03 13 23 33) + ; mmD=(04 14 24 34 05 15 25 35) + ; mmC=(06 16 26 36 07 17 27 37) + + movq mmB, mmA + punpcklbw mmA, mmF ; mmA=(00 02 10 12 20 22 30 32) + punpckhbw mmB, mmF ; mmB=(01 03 11 13 21 23 31 33) + + movq mmG, mmD + punpcklbw mmD, mmC ; mmD=(04 06 14 16 24 26 34 36) + punpckhbw mmG, mmC ; mmG=(05 07 15 17 25 27 35 37) + + movq mmE, mmA + punpcklwd mmA, mmD ; mmA=(00 02 04 06 10 12 14 16) + punpckhwd mmE, mmD ; mmE=(20 22 24 26 30 32 34 36) + + movq mmH, mmB + punpcklwd mmB, mmG ; mmB=(01 03 05 07 11 13 15 17) + punpckhwd mmH, mmG ; mmH=(21 23 25 27 31 33 35 37) + + pxor mmF, mmF + + movq mmC, mmA + punpcklbw mmA, mmF ; mmA=(00 02 04 06) + punpckhbw mmC, mmF ; mmC=(10 12 14 16) + + movq mmD, mmB + punpcklbw mmB, mmF ; mmB=(01 03 05 07) + punpckhbw mmD, mmF ; mmD=(11 13 15 17) + + movq mmG, mmE + punpcklbw mmE, mmF ; mmE=(20 22 24 26) + punpckhbw mmG, mmF ; mmG=(30 32 34 36) + + punpcklbw mmF, mmH + punpckhbw mmH, mmH + psrlw mmF, BYTE_BIT ; mmF=(21 23 25 27) + psrlw mmH, BYTE_BIT ; mmH=(31 33 35 37) + +%endif ; RGB_PIXELSIZE ; --------------- + + ; mm0=(R0 R2 R4 R6)=RE, mm2=(G0 G2 G4 G6)=GE, mm4=(B0 B2 B4 B6)=BE + ; mm1=(R1 R3 R5 R7)=RO, mm3=(G1 G3 G5 G7)=GO, mm5=(B1 B3 B5 B7)=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 + + movq mm6, mm1 + punpcklwd mm1, mm3 + punpckhwd mm6, mm3 + pmaddwd mm1, [GOTOFF(eax,PW_F0299_F0337)] ; mm1=ROL*FIX(0.299)+GOL*FIX(0.337) + pmaddwd mm6, [GOTOFF(eax,PW_F0299_F0337)] ; mm6=ROH*FIX(0.299)+GOH*FIX(0.337) + + movq mm7, mm6 ; mm7=ROH*FIX(0.299)+GOH*FIX(0.337) + + movq mm6, mm0 + punpcklwd mm0, mm2 + punpckhwd mm6, mm2 + pmaddwd mm0, [GOTOFF(eax,PW_F0299_F0337)] ; mm0=REL*FIX(0.299)+GEL*FIX(0.337) + pmaddwd mm6, [GOTOFF(eax,PW_F0299_F0337)] ; mm6=REH*FIX(0.299)+GEH*FIX(0.337) + + movq MMWORD [wk(0)], mm0 ; wk(0)=REL*FIX(0.299)+GEL*FIX(0.337) + movq MMWORD [wk(1)], mm6 ; wk(1)=REH*FIX(0.299)+GEH*FIX(0.337) + + movq mm0, mm5 ; mm0=BO + movq mm6, mm4 ; mm6=BE + + movq mm4, mm0 + punpcklwd mm0, mm3 + punpckhwd mm4, mm3 + pmaddwd mm0, [GOTOFF(eax,PW_F0114_F0250)] ; mm0=BOL*FIX(0.114)+GOL*FIX(0.250) + pmaddwd mm4, [GOTOFF(eax,PW_F0114_F0250)] ; mm4=BOH*FIX(0.114)+GOH*FIX(0.250) + + movq mm3, [GOTOFF(eax,PD_ONEHALF)] ; mm3=[PD_ONEHALF] + + paddd mm0, mm1 + paddd mm4, mm7 + paddd mm0, mm3 + paddd mm4, mm3 + psrld mm0, SCALEBITS ; mm0=YOL + psrld mm4, SCALEBITS ; mm4=YOH + packssdw mm0, mm4 ; mm0=YO + + movq mm4, mm6 + punpcklwd mm6, mm2 + punpckhwd mm4, mm2 + pmaddwd mm6, [GOTOFF(eax,PW_F0114_F0250)] ; mm6=BEL*FIX(0.114)+GEL*FIX(0.250) + pmaddwd mm4, [GOTOFF(eax,PW_F0114_F0250)] ; mm4=BEH*FIX(0.114)+GEH*FIX(0.250) + + movq mm2, [GOTOFF(eax,PD_ONEHALF)] ; mm2=[PD_ONEHALF] + + paddd mm6, MMWORD [wk(0)] + paddd mm4, MMWORD [wk(1)] + paddd mm6, mm2 + paddd mm4, mm2 + psrld mm6, SCALEBITS ; mm6=YEL + psrld mm4, SCALEBITS ; mm4=YEH + packssdw mm6, mm4 ; mm6=YE + + psllw mm0, BYTE_BIT + por mm6, mm0 ; mm6=Y + movq MMWORD [edi], mm6 ; Save Y + + sub ecx, byte SIZEOF_MMWORD + add esi, byte RGB_PIXELSIZE*SIZEOF_MMWORD ; inptr + add edi, byte SIZEOF_MMWORD ; outptr0 + cmp ecx, byte SIZEOF_MMWORD + 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 + + 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 32 -- cgit v1.2.3