| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _PERF_DWARF_REGS_H_ |
| #define _PERF_DWARF_REGS_H_ |
| |
| #ifdef HAVE_DWARF_SUPPORT |
| const char *get_arch_regstr(unsigned int n); |
| /* |
| * get_dwarf_regstr - Returns ftrace register string from DWARF regnum |
| * n: DWARF register number |
| * machine: ELF machine signature (EM_*) |
| */ |
| const char *get_dwarf_regstr(unsigned int n, unsigned int machine); |
| #endif |
| |
| #ifdef HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET |
| /* |
| * Arch should support fetching the offset of a register in pt_regs |
| * by its name. See kernel's regs_query_register_offset in |
| * arch/xxx/kernel/ptrace.c. |
| */ |
| int regs_query_register_offset(const char *name); |
| #endif |
| #endif |
