util/include/dwarf-regs.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 #ifndef _PERF_DWARF_REGS_H_
0003 #define _PERF_DWARF_REGS_H_
0004
0005 #ifdef HAVE_DWARF_SUPPORT
0006 const char *get_arch_regstr(unsigned int n);
0007 /*
0008  * get_dwarf_regstr - Returns ftrace register string from DWARF regnum
0009  * n: DWARF register number
0010  * machine: ELF machine signature (EM_*)
0011  */
0012 const char *get_dwarf_regstr(unsigned int n, unsigned int machine);
0013 #endif
0014
0015 #ifdef HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
0016 /*
0017  * Arch should support fetching the offset of a register in pt_regs
0018  * by its name. See kernel's regs_query_register_offset in
0019  * arch/xxx/kernel/ptrace.c.
0020  */
0021 int regs_query_register_offset(const char *name);
0022 #endif
0023 #endif