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Side by Side Diff: third_party/libjpeg_turbo/simd/jiss2int-64.asm

Issue 6246098: Add PRIVATE flags to global symbols.... (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/deps/
Patch Set: '' Created 9 years, 10 months ago
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1 ; 1 ;
2 ; jiss2int-64.asm - accurate integer IDCT (64-bit SSE2) 2 ; jiss2int-64.asm - accurate integer IDCT (64-bit SSE2)
3 ; 3 ;
4 ; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB 4 ; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
5 ; Copyright 2009 D. R. Commander 5 ; Copyright 2009 D. R. Commander
6 ; 6 ;
7 ; Based on 7 ; Based on
8 ; x86 SIMD extension for IJG JPEG library 8 ; x86 SIMD extension for IJG JPEG library
9 ; Copyright (C) 1999-2006, MIYASAKA Masaru. 9 ; Copyright (C) 1999-2006, MIYASAKA Masaru.
10 ; For conditions of distribution and use, see copyright notice in jsimdext.inc 10 ; For conditions of distribution and use, see copyright notice in jsimdext.inc
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60 F_1_961 equ DESCALE(2106220350,30-CONST_BITS) ; FIX(1.961570560) 60 F_1_961 equ DESCALE(2106220350,30-CONST_BITS) ; FIX(1.961570560)
61 F_2_053 equ DESCALE(2204520673,30-CONST_BITS) ; FIX(2.053119869) 61 F_2_053 equ DESCALE(2204520673,30-CONST_BITS) ; FIX(2.053119869)
62 F_2_562 equ DESCALE(2751909506,30-CONST_BITS) ; FIX(2.562915447) 62 F_2_562 equ DESCALE(2751909506,30-CONST_BITS) ; FIX(2.562915447)
63 F_3_072 equ DESCALE(3299298341,30-CONST_BITS) ; FIX(3.072711026) 63 F_3_072 equ DESCALE(3299298341,30-CONST_BITS) ; FIX(3.072711026)
64 %endif 64 %endif
65 65
66 ; -------------------------------------------------------------------------- 66 ; --------------------------------------------------------------------------
67 SECTION SEG_CONST 67 SECTION SEG_CONST
68 68
69 alignz 16 69 alignz 16
70 » global» EXTN(jconst_idct_islow_sse2) 70 » global» EXTN(jconst_idct_islow_sse2) PRIVATE
71 71
72 EXTN(jconst_idct_islow_sse2): 72 EXTN(jconst_idct_islow_sse2):
73 73
74 PW_F130_F054 times 4 dw (F_0_541+F_0_765), F_0_541 74 PW_F130_F054 times 4 dw (F_0_541+F_0_765), F_0_541
75 PW_F054_MF130 times 4 dw F_0_541, (F_0_541-F_1_847) 75 PW_F054_MF130 times 4 dw F_0_541, (F_0_541-F_1_847)
76 PW_MF078_F117 times 4 dw (F_1_175-F_1_961), F_1_175 76 PW_MF078_F117 times 4 dw (F_1_175-F_1_961), F_1_175
77 PW_F117_F078 times 4 dw F_1_175, (F_1_175-F_0_390) 77 PW_F117_F078 times 4 dw F_1_175, (F_1_175-F_0_390)
78 PW_MF060_MF089 times 4 dw (F_0_298-F_0_899),-F_0_899 78 PW_MF060_MF089 times 4 dw (F_0_298-F_0_899),-F_0_899
79 PW_MF089_F060 times 4 dw -F_0_899, (F_1_501-F_0_899) 79 PW_MF089_F060 times 4 dw -F_0_899, (F_1_501-F_0_899)
80 PW_MF050_MF256 times 4 dw (F_2_053-F_2_562),-F_2_562 80 PW_MF050_MF256 times 4 dw (F_2_053-F_2_562),-F_2_562
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99 ; r10 = jpeg_component_info * compptr 99 ; r10 = jpeg_component_info * compptr
100 ; r11 = JCOEFPTR coef_block 100 ; r11 = JCOEFPTR coef_block
101 ; r12 = JSAMPARRAY output_buf 101 ; r12 = JSAMPARRAY output_buf
102 ; r13 = JDIMENSION output_col 102 ; r13 = JDIMENSION output_col
103 103
104 %define original_rbp rbp+0 104 %define original_rbp rbp+0
105 %define wk(i) rbp-(WK_NUM-(i))*SIZEOF_XMMWORD ; xmmword wk[WK_NUM] 105 %define wk(i) rbp-(WK_NUM-(i))*SIZEOF_XMMWORD ; xmmword wk[WK_NUM]
106 %define WK_NUM 12 106 %define WK_NUM 12
107 107
108 align 16 108 align 16
109 » global» EXTN(jsimd_idct_islow_sse2) 109 » global» EXTN(jsimd_idct_islow_sse2) PRIVATE
110 110
111 EXTN(jsimd_idct_islow_sse2): 111 EXTN(jsimd_idct_islow_sse2):
112 push rbp 112 push rbp
113 mov rax,rsp ; rax = original rbp 113 mov rax,rsp ; rax = original rbp
114 sub rsp, byte 4 114 sub rsp, byte 4
115 and rsp, byte (-SIZEOF_XMMWORD) ; align to 128 bits 115 and rsp, byte (-SIZEOF_XMMWORD) ; align to 128 bits
116 mov [rsp],rax 116 mov [rsp],rax
117 mov rbp,rsp ; rbp = aligned rbp 117 mov rbp,rsp ; rbp = aligned rbp
118 lea rsp, [wk(0)] 118 lea rsp, [wk(0)]
119 collect_args 119 collect_args
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839 839
840 uncollect_args 840 uncollect_args
841 mov rsp,rbp ; rsp <- aligned rbp 841 mov rsp,rbp ; rsp <- aligned rbp
842 pop rsp ; rsp <- original rbp 842 pop rsp ; rsp <- original rbp
843 pop rbp 843 pop rbp
844 ret 844 ret
845 845
846 ; For some reason, the OS X linker does not honor the request to align the 846 ; For some reason, the OS X linker does not honor the request to align the
847 ; segment unless we do this. 847 ; segment unless we do this.
848 align 16 848 align 16
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