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f93608e6 | 1 | /* Copyright (C) 2011-2014 Free Software Foundation, Inc. |
cc163247 KK |
2 | |
3 | This file is part of the GNU Transactional Memory Library (libitm). | |
4 | ||
5 | Libitm is free software; you can redistribute it and/or modify it | |
6 | under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 3 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | Libitm is distributed in the hope that it will be useful, but WITHOUT ANY | |
11 | WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS | |
12 | FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
13 | more details. | |
14 | ||
15 | Under Section 7 of GPL version 3, you are granted additional | |
16 | permissions described in the GCC Runtime Library Exception, version | |
17 | 3.1, as published by the Free Software Foundation. | |
18 | ||
19 | You should have received a copy of the GNU General Public License and | |
20 | a copy of the GCC Runtime Library Exception along with this program; | |
21 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
22 | <http://www.gnu.org/licenses/>. */ | |
23 | ||
24 | #include "asmcfi.h" | |
25 | ||
26 | .text | |
27 | .align 2 | |
28 | .global _ITM_beginTransaction | |
29 | .type _ITM_beginTransaction, %function | |
30 | ||
31 | _ITM_beginTransaction: | |
32 | cfi_startproc | |
33 | mov r15, r1 | |
34 | #ifdef __SH_FPU_ANY__ | |
35 | fmov.s fr15, @-r15 | |
36 | fmov.s fr14, @-r15 | |
37 | fmov.s fr13, @-r15 | |
38 | fmov.s fr12, @-r15 | |
39 | sts.l fpscr, @-r15 | |
40 | #endif /* __SH_FPU_ANY__ */ | |
41 | stc.l gbr, @-r15 | |
42 | sts.l pr, @-r15 | |
43 | mov.l r1, @-r15 | |
44 | mov.l r14, @-r15 | |
45 | mov.l r13, @-r15 | |
46 | mov.l r12, @-r15 | |
47 | mov.l r11, @-r15 | |
48 | mov.l r10, @-r15 | |
49 | mov.l r9, @-r15 | |
50 | mov.l r8, @-r15 | |
51 | #ifdef __SH_FPU_ANY__ | |
52 | cfi_def_cfa_offset (4*15) | |
53 | #else | |
54 | cfi_def_cfa_offset (4*10) | |
55 | #endif | |
56 | #if defined HAVE_ATTRIBUTE_VISIBILITY || !defined __PIC__ | |
57 | mov.l .Lbegin, r1 | |
58 | jsr @r1 | |
59 | mov r15, r5 | |
60 | #else | |
61 | mova .Lgot, r0 | |
62 | mov.l .Lgot, r12 | |
63 | add r0, r12 | |
64 | mov.l .Lbegin, r1 | |
65 | bsrf r1 | |
66 | mov r15, r5 | |
67 | .Lbegin0: | |
68 | mov.l @(4*4,r15), r12 | |
69 | #endif | |
70 | mov.l @(8*4,r15), r1 | |
71 | lds r1, pr | |
72 | #ifdef __SH_FPU_ANY__ | |
73 | add #(15*4), r15 | |
74 | #else | |
75 | add #(10*5), r15 | |
76 | #endif | |
77 | cfi_def_cfa_offset (0) | |
78 | rts | |
79 | nop | |
80 | cfi_endproc | |
81 | ||
82 | .align 2 | |
83 | .Lgot: | |
84 | .long _GLOBAL_OFFSET_TABLE_ | |
85 | .Lbegin: | |
86 | #if defined HAVE_ATTRIBUTE_VISIBILITY || !defined __PIC__ | |
87 | .long GTM_begin_transaction | |
88 | #else | |
89 | .long GTM_begin_transaction@PLT-(.Lbegin0-.) | |
90 | #endif | |
91 | .size _ITM_beginTransaction, . - _ITM_beginTransaction | |
92 | ||
93 | .global GTM_longjmp | |
94 | .hidden GTM_longjmp | |
95 | .type GTM_longjmp, %function | |
96 | ||
97 | GTM_longjmp: | |
98 | mov.l @r5+, r8 | |
99 | mov.l @r5+, r9 | |
100 | mov.l @r5+, r10 | |
101 | mov.l @r5+, r11 | |
102 | mov.l @r5+, r12 | |
103 | mov.l @r5+, r13 | |
104 | mov.l @r5+, r14 | |
105 | mov.l @r5+, r15 | |
106 | lds.l @r5+, pr | |
107 | ldc.l @r5+, gbr | |
108 | #ifdef __SH_FPU_ANY__ | |
109 | lds.l @r5+, fpscr | |
110 | fmov.s @r5+, fr12 | |
111 | fmov.s @r5+, fr13 | |
112 | fmov.s @r5+, fr14 | |
113 | fmov.s @r5+, fr15 | |
114 | #endif | |
115 | rts | |
116 | mov r4, r0 | |
117 | ||
118 | .size GTM_longjmp, . - GTM_longjmp | |
119 | ||
120 | #ifdef __linux__ | |
121 | .section .note.GNU-stack, "", %progbits | |
122 | #endif |