The Tor Browser: media/libjpeg/simd/jdcolss2.asm@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

1 ;

     2 ; jdcolss2.asm - colorspace conversion (SSE2)

3 ;

     4 ; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB

     5 ; Copyright 2009 D. R. Commander

6 ;

     7 ; Based on

     8 ; x86 SIMD extension for IJG JPEG library

     9 ; Copyright (C) 1999-2006, MIYASAKA Masaru.

    10 ; For conditions of distribution and use, see copyright notice in jsimdext.inc

    11 ;

    12 ; This file should be assembled with NASM (Netwide Assembler),

    13 ; can *not* be assembled with Microsoft's MASM or any compatible

    14 ; assembler (including Borland's Turbo Assembler).

    15 ; NASM is available from http://nasm.sourceforge.net/ or

    16 ; http://sourceforge.net/project/showfiles.php?group_id=6208

    17 ;

    18 ; [TAB8]

    20 %include "jsimdext.inc"

    22 ; --------------------------------------------------------------------------

    24 %define SCALEBITS	16

    26 F_0_344	equ	 22554			; FIX(0.34414)

    27 F_0_714	equ	 46802			; FIX(0.71414)

    28 F_1_402	equ	 91881			; FIX(1.40200)

    29 F_1_772	equ	116130			; FIX(1.77200)

    30 F_0_402	equ	(F_1_402 - 65536)	; FIX(1.40200) - FIX(1)

    31 F_0_285	equ	( 65536 - F_0_714)	; FIX(1) - FIX(0.71414)

    32 F_0_228	equ	(131072 - F_1_772)	; FIX(2) - FIX(1.77200)

    34 ; --------------------------------------------------------------------------

    35 	SECTION	SEG_CONST

    37 	alignz	16

    38 	global	EXTN(jconst_ycc_rgb_convert_sse2)

    40 EXTN(jconst_ycc_rgb_convert_sse2):

    42 PW_F0402	times 8 dw  F_0_402

    43 PW_MF0228	times 8 dw -F_0_228

    44 PW_MF0344_F0285	times 4 dw -F_0_344, F_0_285

    45 PW_ONE		times 8 dw  1

    46 PD_ONEHALF	times 4 dd  1 << (SCALEBITS-1)

    48 	alignz	16

    50 ; --------------------------------------------------------------------------

    51 	SECTION	SEG_TEXT

    52 	BITS	32

    54 %include "jdclrss2.asm"

    56 %undef RGB_RED

    57 %undef RGB_GREEN

    58 %undef RGB_BLUE

    59 %undef RGB_PIXELSIZE

    60 %define RGB_RED EXT_RGB_RED

    61 %define RGB_GREEN EXT_RGB_GREEN

    62 %define RGB_BLUE EXT_RGB_BLUE

    63 %define RGB_PIXELSIZE EXT_RGB_PIXELSIZE

    64 %define jsimd_ycc_rgb_convert_sse2 jsimd_ycc_extrgb_convert_sse2

    65 %include "jdclrss2.asm"

    67 %undef RGB_RED

    68 %undef RGB_GREEN

    69 %undef RGB_BLUE

    70 %undef RGB_PIXELSIZE

    71 %define RGB_RED EXT_RGBX_RED

    72 %define RGB_GREEN EXT_RGBX_GREEN

    73 %define RGB_BLUE EXT_RGBX_BLUE

    74 %define RGB_PIXELSIZE EXT_RGBX_PIXELSIZE

    75 %define jsimd_ycc_rgb_convert_sse2 jsimd_ycc_extrgbx_convert_sse2

    76 %include "jdclrss2.asm"

    78 %undef RGB_RED

    79 %undef RGB_GREEN

    80 %undef RGB_BLUE

    81 %undef RGB_PIXELSIZE

    82 %define RGB_RED EXT_BGR_RED

    83 %define RGB_GREEN EXT_BGR_GREEN

    84 %define RGB_BLUE EXT_BGR_BLUE

    85 %define RGB_PIXELSIZE EXT_BGR_PIXELSIZE

    86 %define jsimd_ycc_rgb_convert_sse2 jsimd_ycc_extbgr_convert_sse2

    87 %include "jdclrss2.asm"

    89 %undef RGB_RED

    90 %undef RGB_GREEN

    91 %undef RGB_BLUE

    92 %undef RGB_PIXELSIZE

    93 %define RGB_RED EXT_BGRX_RED

    94 %define RGB_GREEN EXT_BGRX_GREEN

    95 %define RGB_BLUE EXT_BGRX_BLUE

    96 %define RGB_PIXELSIZE EXT_BGRX_PIXELSIZE

    97 %define jsimd_ycc_rgb_convert_sse2 jsimd_ycc_extbgrx_convert_sse2

    98 %include "jdclrss2.asm"

   100 %undef RGB_RED

   101 %undef RGB_GREEN

   102 %undef RGB_BLUE

   103 %undef RGB_PIXELSIZE

   104 %define RGB_RED EXT_XBGR_RED

   105 %define RGB_GREEN EXT_XBGR_GREEN

   106 %define RGB_BLUE EXT_XBGR_BLUE

   107 %define RGB_PIXELSIZE EXT_XBGR_PIXELSIZE

   108 %define jsimd_ycc_rgb_convert_sse2 jsimd_ycc_extxbgr_convert_sse2

   109 %include "jdclrss2.asm"

   111 %undef RGB_RED

   112 %undef RGB_GREEN

   113 %undef RGB_BLUE

   114 %undef RGB_PIXELSIZE

   115 %define RGB_RED EXT_XRGB_RED

   116 %define RGB_GREEN EXT_XRGB_GREEN

   117 %define RGB_BLUE EXT_XRGB_BLUE

   118 %define RGB_PIXELSIZE EXT_XRGB_PIXELSIZE

   119 %define jsimd_ycc_rgb_convert_sse2 jsimd_ycc_extxrgb_convert_sse2

   120 %include "jdclrss2.asm"

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