projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 3846ef75 | 1 | /* setjmp for SH4. |
| d614a753 | 2 | Copyright (C) 1999-2020 Free Software Foundation, Inc. |
| 3846ef75 UD |
3 | This file is part of the GNU C Library. |
| 4 | ||
| 5 | The GNU C Library is free software; you can redistribute it and/or | |
| 41bdb6e2 AJ |
6 | modify it under the terms of the GNU Lesser General Public |
| 7 | License as published by the Free Software Foundation; either | |
| 8 | version 2.1 of the License, or (at your option) any later version. | |
| 3846ef75 UD |
9 | |
| 10 | The GNU C Library is distributed in the hope that it will be useful, | |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 41bdb6e2 | 13 | Lesser General Public License for more details. |
| 3846ef75 | 14 | |
| 41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
| 59ba27a6 | 16 | License along with the GNU C Library; if not, see |
| 5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
| 3846ef75 UD |
18 | |
| 19 | #include <sysdep.h> | |
| a7140723 | 20 | #include <jmpbuf-offsets.h> |
| 3846ef75 | 21 | |
| 3846ef75 UD |
22 | ENTRY (__sigsetjmp) |
| 23 | /* Save registers */ | |
| 0899b889 | 24 | #ifdef __SH_FPU_ANY__ |
| debafa10 | 25 | add #JB_SIZE, r4 |
| 3846ef75 UD |
26 | fmov.s fr15, @-r4 |
| 27 | fmov.s fr14, @-r4 | |
| 28 | fmov.s fr13, @-r4 | |
| 29 | fmov.s fr12, @-r4 | |
| 30 | sts.l fpscr, @-r4 | |
| debafa10 UD |
31 | #else |
| 32 | add #(JB_SIZE - 4 * 5), r4 | |
| 0899b889 | 33 | #endif /* __SH_FPU_ANY__ */ |
| 3846ef75 | 34 | stc.l gbr, @-r4 |
| d9038ff8 UD |
35 | #ifdef PTR_MANGLE |
| 36 | sts pr, r2 | |
| a6df7387 | 37 | PTR_MANGLE (r2, r1) |
| d9038ff8 | 38 | mov.l r2, @-r4 |
| a6df7387 UD |
39 | mov r15, r2 |
| 40 | PTR_MANGLE2 (r2, r1) | |
| 41 | mov.l r2, @-r4 | |
| 42 | mov r14, r2 | |
| 43 | PTR_MANGLE2 (r2, r1) | |
| 44 | mov.l r2, @-r4 | |
| 45 | mov #0, r1 | |
| d9038ff8 | 46 | #else |
| 3846ef75 UD |
47 | sts.l pr, @-r4 |
| 48 | mov.l r15, @-r4 | |
| 49 | mov.l r14, @-r4 | |
| a6df7387 | 50 | #endif |
| 3846ef75 UD |
51 | mov.l r13, @-r4 |
| 52 | mov.l r12, @-r4 | |
| 53 | mov.l r11, @-r4 | |
| 54 | mov.l r10, @-r4 | |
| 55 | mov.l r9, @-r4 | |
| 56 | mov.l r8, @-r4 | |
| 57 | ||
| a3848485 | 58 | #if IS_IN (rtld) |
| d9038ff8 UD |
59 | /* In ld.so we never save the signal mask. */ |
| 60 | rts | |
| 61 | mov #0, r0 | |
| 62 | #else | |
| 3846ef75 | 63 | /* Make a tail call to __sigjmp_save; it takes the same args. */ |
| d9038ff8 | 64 | # ifdef SHARED |
| 3846ef75 UD |
65 | mov.l 1f, r1 |
| 66 | mova 1f, r0 | |
| 67 | bra 2f | |
| 68 | add r1, r0 | |
| 69 | .align 2 | |
| 70 | 1: | |
| 71 | .long _GLOBAL_OFFSET_TABLE_ | |
| 72 | 2: | |
| 73 | mov.l .L1, r1 | |
| 74 | mov.l @(r0,r1), r1 | |
| 75 | jmp @r1 | |
| 76 | nop | |
| 77 | .align 2 | |
| 78 | .L1: | |
| 79 | .long C_SYMBOL_NAME(__sigjmp_save@GOT) | |
| d9038ff8 | 80 | # else |
| 3846ef75 UD |
81 | mov.l .L1, r1 |
| 82 | jmp @r1 | |
| 83 | nop | |
| 84 | .align 2 | |
| 85 | .L1: | |
| 86 | .long C_SYMBOL_NAME(__sigjmp_save) | |
| d9038ff8 | 87 | # endif |
| 3846ef75 | 88 | #endif |
| 57c2def9 | 89 | END (__sigsetjmp) |
| 2314a29b | 90 | hidden_def (__sigsetjmp) |