| Will Deacon | 0308968 | 2012-03-05 11:49:32 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 ARM Ltd. |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License version 2 as |
| 6 | * published by the Free Software Foundation. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License |
| 14 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 15 | */ |
| 16 | |
| 17 | #ifndef __ASM_PERF_EVENT_H |
| 18 | #define __ASM_PERF_EVENT_H |
| 19 | |
| Mark Rutland | 52da443e | 2015-07-06 12:23:54 +0100 | [diff] [blame] | 20 | #ifdef CONFIG_PERF_EVENTS |
| Marc Zyngier | 75e4246 | 2013-01-23 16:52:18 +0000 | [diff] [blame] | 21 | struct pt_regs; |
| 22 | extern unsigned long perf_instruction_pointer(struct pt_regs *regs); |
| 23 | extern unsigned long perf_misc_flags(struct pt_regs *regs); |
| 24 | #define perf_misc_flags(regs) perf_misc_flags(regs) |
| 25 | #endif |
| Will Deacon | 0308968 | 2012-03-05 11:49:32 +0000 | [diff] [blame] | 26 | |
| Hou Pengyang | 5b09a09 | 2015-05-10 11:07:40 +0000 | [diff] [blame] | 27 | #define perf_arch_fetch_caller_regs(regs, __ip) { \ |
| 28 | (regs)->pc = (__ip); \ |
| 29 | (regs)->regs[29] = (unsigned long) __builtin_frame_address(0); \ |
| 30 | (regs)->sp = current_stack_pointer; \ |
| 31 | (regs)->pstate = PSR_MODE_EL1h; \ |
| 32 | } |
| 33 | |
| Will Deacon | 0308968 | 2012-03-05 11:49:32 +0000 | [diff] [blame] | 34 | #endif |