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0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 #ifndef __ASM_SPARC_PERF_EVENT_H
0003 #define __ASM_SPARC_PERF_EVENT_H
0004 
0005 #ifdef CONFIG_PERF_EVENTS
0006 #include <asm/ptrace.h>
0007 
0008 #define perf_arch_fetch_caller_regs(regs, ip)       \
0009 do {                            \
0010     unsigned long _pstate, _asi, _pil, _i7, _fp;    \
0011     __asm__ __volatile__("rdpr %%pstate, %0\n\t"    \
0012                  "rd %%asi, %1\n\t"     \
0013                  "rdpr %%pil, %2\n\t"   \
0014                  "mov %%i7, %3\n\t"     \
0015                  "mov %%i6, %4\n\t"     \
0016                  : "=r" (_pstate),      \
0017                    "=r" (_asi),     \
0018                    "=r" (_pil),     \
0019                    "=r" (_i7),      \
0020                    "=r" (_fp));     \
0021     (regs)->tstate = (_pstate << 8) |       \
0022         (_asi << 24) | (_pil << 20);        \
0023     (regs)->tpc = (ip);             \
0024     (regs)->tnpc = (regs)->tpc + 4;         \
0025     (regs)->u_regs[UREG_I6] = _fp;          \
0026     (regs)->u_regs[UREG_I7] = _i7;          \
0027 } while (0)
0028 #endif
0029 
0030 #endif