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Diffstat (limited to '')
| -rw-r--r-- | arch/csky/include/asm/perf_event.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/csky/include/asm/perf_event.h b/arch/csky/include/asm/perf_event.h new file mode 100644 index 000000000..572093e11 --- /dev/null +++ b/arch/csky/include/asm/perf_event.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +// Copyright (C) 2018 Hangzhou C-SKY Microsystems co.,ltd. + +#ifndef __ASM_CSKY_PERF_EVENT_H +#define __ASM_CSKY_PERF_EVENT_H + +#include <abi/regdef.h> + +#define perf_arch_fetch_caller_regs(regs, __ip) { \ + (regs)->pc = (__ip); \ + regs_fp(regs) = (unsigned long) __builtin_frame_address(0); \ + asm volatile("mov %0, sp\n":"=r"((regs)->usp)); \ +} + +#endif /* __ASM_PERF_EVENT_ELF_H */ |