1 /* SPDX-License-Identifier: GPL-2.0 */ 1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _PERF_DWARF_REGS_H_ 2 #ifndef _PERF_DWARF_REGS_H_
3 #define _PERF_DWARF_REGS_H_ 3 #define _PERF_DWARF_REGS_H_
4 #include "annotate.h" 4 #include "annotate.h"
5 5
6 #define DWARF_REG_PC 0xd3af9c /* random numbe 6 #define DWARF_REG_PC 0xd3af9c /* random number */
7 #define DWARF_REG_FB 0xd3affb /* random numbe 7 #define DWARF_REG_FB 0xd3affb /* random number */
8 8
9 #ifdef HAVE_DWARF_SUPPORT 9 #ifdef HAVE_DWARF_SUPPORT
10 const char *get_arch_regstr(unsigned int n); 10 const char *get_arch_regstr(unsigned int n);
11 /* 11 /*
12 * get_dwarf_regstr - Returns ftrace register 12 * get_dwarf_regstr - Returns ftrace register string from DWARF regnum
13 * n: DWARF register number 13 * n: DWARF register number
14 * machine: ELF machine signature (EM_*) 14 * machine: ELF machine signature (EM_*)
15 */ 15 */
16 const char *get_dwarf_regstr(unsigned int n, u 16 const char *get_dwarf_regstr(unsigned int n, unsigned int machine);
17 17
18 int get_arch_regnum(const char *name); 18 int get_arch_regnum(const char *name);
19 /* 19 /*
20 * get_dwarf_regnum - Returns DWARF regnum fro 20 * get_dwarf_regnum - Returns DWARF regnum from register name
21 * name: architecture register name 21 * name: architecture register name
22 * machine: ELF machine signature (EM_*) 22 * machine: ELF machine signature (EM_*)
23 */ 23 */
24 int get_dwarf_regnum(const char *name, unsigne 24 int get_dwarf_regnum(const char *name, unsigned int machine);
25 25
26 #else /* HAVE_DWARF_SUPPORT */ 26 #else /* HAVE_DWARF_SUPPORT */
27 27
28 static inline int get_dwarf_regnum(const char 28 static inline int get_dwarf_regnum(const char *name __maybe_unused,
29 unsigned in 29 unsigned int machine __maybe_unused)
30 { 30 {
31 return -1; 31 return -1;
32 } 32 }
33 #endif 33 #endif
34 34
35 #if !defined(__powerpc__) || !defined(HAVE_DWA 35 #if !defined(__powerpc__) || !defined(HAVE_DWARF_SUPPORT)
36 static inline void get_powerpc_regs(u32 raw_in 36 static inline void get_powerpc_regs(u32 raw_insn __maybe_unused, int is_source __maybe_unused,
37 struct annotated_op_loc *op_lo 37 struct annotated_op_loc *op_loc __maybe_unused)
38 { 38 {
39 return; 39 return;
40 } 40 }
41 #else 41 #else
42 void get_powerpc_regs(u32 raw_insn, int is_sou 42 void get_powerpc_regs(u32 raw_insn, int is_source, struct annotated_op_loc *op_loc);
43 #endif 43 #endif
44 44
45 #ifdef HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET 45 #ifdef HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
46 /* 46 /*
47 * Arch should support fetching the offset of 47 * Arch should support fetching the offset of a register in pt_regs
48 * by its name. See kernel's regs_query_regist 48 * by its name. See kernel's regs_query_register_offset in
49 * arch/xxx/kernel/ptrace.c. 49 * arch/xxx/kernel/ptrace.c.
50 */ 50 */
51 int regs_query_register_offset(const char *nam 51 int regs_query_register_offset(const char *name);
52 #endif 52 #endif
53 #endif 53 #endif
54 54
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