1 /* Private macros for accessing __jmp_buf contents. PowerPC version. 2 Copyright (C) 2006-2021 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