| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef __ASM_SPARC_PERF_EVENT_H |
| 3 | #define __ASM_SPARC_PERF_EVENT_H |
| 4 | |
| 5 | #ifdef CONFIG_PERF_EVENTS |
| 6 | #include <asm/ptrace.h> |
| 7 | |
| 8 | #define perf_arch_fetch_caller_regs(regs, ip) \ |
| 9 | do { \ |
| 10 | unsigned long _pstate, _asi, _pil, _i7, _fp; \ |
| 11 | __asm__ __volatile__("rdpr %%pstate, %0\n\t" \ |
| 12 | "rd %%asi, %1\n\t" \ |
| 13 | "rdpr %%pil, %2\n\t" \ |
| 14 | "mov %%i7, %3\n\t" \ |
| 15 | "mov %%i6, %4\n\t" \ |
| 16 | : "=r" (_pstate), \ |
| 17 | "=r" (_asi), \ |
| 18 | "=r" (_pil), \ |
| 19 | "=r" (_i7), \ |
| 20 | "=r" (_fp)); \ |
| 21 | (regs)->tstate = (_pstate << 8) | \ |
| 22 | (_asi << 24) | (_pil << 20); \ |
| 23 | (regs)->tpc = (ip); \ |
| 24 | (regs)->tnpc = (regs)->tpc + 4; \ |
| 25 | (regs)->u_regs[UREG_I6] = _fp; \ |
| 26 | (regs)->u_regs[UREG_I7] = _i7; \ |
| 27 | } while (0) |
| 28 | #endif |
| 29 | |
| 30 | #endif |