Imported Upstream version 2.0.1
[platform/upstream/libjpeg-turbo.git] / simd / i386 / jcgray-sse2.asm
1 ;
2 ; jcgray.asm - grayscale colorspace conversion (SSE2)
3 ;
4 ; Copyright (C) 2011, 2016, D. R. Commander.
5 ;
6 ; Based on the x86 SIMD extension for IJG JPEG library
7 ; Copyright (C) 1999-2006, MIYASAKA Masaru.
8 ; For conditions of distribution and use, see copyright notice in jsimdext.inc
9 ;
10 ; This file should be assembled with NASM (Netwide Assembler),
11 ; can *not* be assembled with Microsoft's MASM or any compatible
12 ; assembler (including Borland's Turbo Assembler).
13 ; NASM is available from http://nasm.sourceforge.net/ or
14 ; http://sourceforge.net/project/showfiles.php?group_id=6208
15 ;
16 ; [TAB8]
17
18 %include "jsimdext.inc"
19
20 ; --------------------------------------------------------------------------
21
22 %define SCALEBITS  16
23
24 F_0_114 equ  7471                ; FIX(0.11400)
25 F_0_250 equ 16384                ; FIX(0.25000)
26 F_0_299 equ 19595                ; FIX(0.29900)
27 F_0_587 equ 38470                ; FIX(0.58700)
28 F_0_337 equ (F_0_587 - F_0_250)  ; FIX(0.58700) - FIX(0.25000)
29
30 ; --------------------------------------------------------------------------
31     SECTION     SEG_CONST
32
33     alignz      32
34     GLOBAL_DATA(jconst_rgb_gray_convert_sse2)
35
36 EXTN(jconst_rgb_gray_convert_sse2):
37
38 PW_F0299_F0337 times 4 dw F_0_299, F_0_337
39 PW_F0114_F0250 times 4 dw F_0_114, F_0_250
40 PD_ONEHALF     times 4 dd (1 << (SCALEBITS - 1))
41
42     alignz      32
43
44 ; --------------------------------------------------------------------------
45     SECTION     SEG_TEXT
46     BITS        32
47
48 %include "jcgryext-sse2.asm"
49
50 %undef RGB_RED
51 %undef RGB_GREEN
52 %undef RGB_BLUE
53 %undef RGB_PIXELSIZE
54 %define RGB_RED  EXT_RGB_RED
55 %define RGB_GREEN  EXT_RGB_GREEN
56 %define RGB_BLUE  EXT_RGB_BLUE
57 %define RGB_PIXELSIZE  EXT_RGB_PIXELSIZE
58 %define jsimd_rgb_gray_convert_sse2  jsimd_extrgb_gray_convert_sse2
59 %include "jcgryext-sse2.asm"
60
61 %undef RGB_RED
62 %undef RGB_GREEN
63 %undef RGB_BLUE
64 %undef RGB_PIXELSIZE
65 %define RGB_RED  EXT_RGBX_RED
66 %define RGB_GREEN  EXT_RGBX_GREEN
67 %define RGB_BLUE  EXT_RGBX_BLUE
68 %define RGB_PIXELSIZE  EXT_RGBX_PIXELSIZE
69 %define jsimd_rgb_gray_convert_sse2  jsimd_extrgbx_gray_convert_sse2
70 %include "jcgryext-sse2.asm"
71
72 %undef RGB_RED
73 %undef RGB_GREEN
74 %undef RGB_BLUE
75 %undef RGB_PIXELSIZE
76 %define RGB_RED  EXT_BGR_RED
77 %define RGB_GREEN  EXT_BGR_GREEN
78 %define RGB_BLUE  EXT_BGR_BLUE
79 %define RGB_PIXELSIZE  EXT_BGR_PIXELSIZE
80 %define jsimd_rgb_gray_convert_sse2  jsimd_extbgr_gray_convert_sse2
81 %include "jcgryext-sse2.asm"
82
83 %undef RGB_RED
84 %undef RGB_GREEN
85 %undef RGB_BLUE
86 %undef RGB_PIXELSIZE
87 %define RGB_RED  EXT_BGRX_RED
88 %define RGB_GREEN  EXT_BGRX_GREEN
89 %define RGB_BLUE  EXT_BGRX_BLUE
90 %define RGB_PIXELSIZE  EXT_BGRX_PIXELSIZE
91 %define jsimd_rgb_gray_convert_sse2  jsimd_extbgrx_gray_convert_sse2
92 %include "jcgryext-sse2.asm"
93
94 %undef RGB_RED
95 %undef RGB_GREEN
96 %undef RGB_BLUE
97 %undef RGB_PIXELSIZE
98 %define RGB_RED  EXT_XBGR_RED
99 %define RGB_GREEN  EXT_XBGR_GREEN
100 %define RGB_BLUE  EXT_XBGR_BLUE
101 %define RGB_PIXELSIZE  EXT_XBGR_PIXELSIZE
102 %define jsimd_rgb_gray_convert_sse2  jsimd_extxbgr_gray_convert_sse2
103 %include "jcgryext-sse2.asm"
104
105 %undef RGB_RED
106 %undef RGB_GREEN
107 %undef RGB_BLUE
108 %undef RGB_PIXELSIZE
109 %define RGB_RED  EXT_XRGB_RED
110 %define RGB_GREEN  EXT_XRGB_GREEN
111 %define RGB_BLUE  EXT_XRGB_BLUE
112 %define RGB_PIXELSIZE  EXT_XRGB_PIXELSIZE
113 %define jsimd_rgb_gray_convert_sse2  jsimd_extxrgb_gray_convert_sse2
114 %include "jcgryext-sse2.asm"