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1 | /* Private macros for accessing __jmp_buf contents. PowerPC version. |
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2 | Copyright (C) 2006-2022 Free Software Foundation, Inc. |
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 |
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. |
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 |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #define JB_GPR1 0 /* Also known as the stack pointer */ |
20 | #define JB_GPR2 1 |
21 | #define JB_LR 2 /* The address we will return to */ |
22 | #if __WORDSIZE == 64 |
23 | # define JB_GPRS 3 /* GPRs 14 through 31 are saved, 18*2 words total. */ |
24 | # define JB_CR 21 /* Shared dword with VRSAVE. CR word at offset 172. */ |
25 | # define JB_FPRS 22 /* FPRs 14 through 31 are saved, 18*2 words total. */ |
26 | # define JB_SIZE (64 * 8) /* As per PPC64-VMX ABI. */ |
27 | # define JB_VRSAVE 21 /* Shared dword with CR. VRSAVE word at offset 168. */ |
28 | # define JB_VRS 40 /* VRs 20 through 31 are saved, 12*4 words total. */ |
29 | #else |
30 | # define JB_GPRS 3 /* GPRs 14 through 31 are saved, 18 in total. */ |
31 | # define JB_CR 21 /* Condition code registers. */ |
32 | # define JB_FPRS 22 /* FPRs 14 through 31 are saved, 18*2 words total. */ |
33 | # define JB_SIZE ((64 + (12 * 4)) * 4) |
34 | # define JB_VRSAVE 62 |
35 | # define JB_VRS 64 |
36 | #endif |
37 |
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