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Issue 1948123002: Add PRIVATE flags to global symbols (Closed) Base URL: https://chromium.googlesource.com/chromium/deps/libjpeg_turbo.git@master
Patch Set: Response to comments Created 4 years, 7 months ago
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1 ; 1 ;
2 ; jfdctflt.asm - floating-point FDCT (64-bit SSE) 2 ; jfdctflt.asm - floating-point FDCT (64-bit SSE)
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
(...skipping 20 matching lines...) Expand all
31 %endmacro 31 %endmacro
32 32
33 %macro unpckhps2 2 ; %1=(0 1 2 3) / %2=(4 5 6 7) => %1=(2 3 6 7) 33 %macro unpckhps2 2 ; %1=(0 1 2 3) / %2=(4 5 6 7) => %1=(2 3 6 7)
34 shufps %1,%2,0xEE 34 shufps %1,%2,0xEE
35 %endmacro 35 %endmacro
36 36
37 ; -------------------------------------------------------------------------- 37 ; --------------------------------------------------------------------------
38 SECTION SEG_CONST 38 SECTION SEG_CONST
39 39
40 alignz 16 40 alignz 16
41 global EXTN(jconst_fdct_float_sse) 41 global EXTN(jconst_fdct_float_sse) PRIVATE
42 42
43 EXTN(jconst_fdct_float_sse): 43 EXTN(jconst_fdct_float_sse):
44 44
45 PD_0_382 times 4 dd 0.382683432365089771728460 45 PD_0_382 times 4 dd 0.382683432365089771728460
46 PD_0_707 times 4 dd 0.707106781186547524400844 46 PD_0_707 times 4 dd 0.707106781186547524400844
47 PD_0_541 times 4 dd 0.541196100146196984399723 47 PD_0_541 times 4 dd 0.541196100146196984399723
48 PD_1_306 times 4 dd 1.306562964876376527856643 48 PD_1_306 times 4 dd 1.306562964876376527856643
49 49
50 alignz 16 50 alignz 16
51 51
52 ; -------------------------------------------------------------------------- 52 ; --------------------------------------------------------------------------
53 SECTION SEG_TEXT 53 SECTION SEG_TEXT
54 BITS 64 54 BITS 64
55 ; 55 ;
56 ; Perform the forward DCT on one block of samples. 56 ; Perform the forward DCT on one block of samples.
57 ; 57 ;
58 ; GLOBAL(void) 58 ; GLOBAL(void)
59 ; jsimd_fdct_float_sse (FAST_FLOAT *data) 59 ; jsimd_fdct_float_sse (FAST_FLOAT *data)
60 ; 60 ;
61 61
62 ; r10 = FAST_FLOAT *data 62 ; r10 = FAST_FLOAT *data
63 63
64 %define wk(i) rbp-(WK_NUM-(i))*SIZEOF_XMMWORD ; xmmword wk[WK_NUM] 64 %define wk(i) rbp-(WK_NUM-(i))*SIZEOF_XMMWORD ; xmmword wk[WK_NUM]
65 %define WK_NUM 2 65 %define WK_NUM 2
66 66
67 align 16 67 align 16
68 global EXTN(jsimd_fdct_float_sse) 68 global EXTN(jsimd_fdct_float_sse) PRIVATE
69 69
70 EXTN(jsimd_fdct_float_sse): 70 EXTN(jsimd_fdct_float_sse):
71 push rbp 71 push rbp
72 mov rax,rsp ; rax = original rbp 72 mov rax,rsp ; rax = original rbp
73 sub rsp, byte 4 73 sub rsp, byte 4
74 and rsp, byte (-SIZEOF_XMMWORD) ; align to 128 bits 74 and rsp, byte (-SIZEOF_XMMWORD) ; align to 128 bits
75 mov [rsp],rax 75 mov [rsp],rax
76 mov rbp,rsp ; rbp = aligned rbp 76 mov rbp,rsp ; rbp = aligned rbp
77 lea rsp, [wk(0)] 77 lea rsp, [wk(0)]
78 collect_args 78 collect_args
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349 349
350 uncollect_args 350 uncollect_args
351 mov rsp,rbp ; rsp <- aligned rbp 351 mov rsp,rbp ; rsp <- aligned rbp
352 pop rsp ; rsp <- original rbp 352 pop rsp ; rsp <- original rbp
353 pop rbp 353 pop rbp
354 ret 354 ret
355 355
356 ; For some reason, the OS X linker does not honor the request to align the 356 ; For some reason, the OS X linker does not honor the request to align the
357 ; segment unless we do this. 357 ; segment unless we do this.
358 align 16 358 align 16
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