1#include <elfutils/libdwfl.h>
2#include "../../util/unwind-libdw.h"
3#include "../../util/perf_regs.h"
4
5bool libdw__arch_set_initial_registers(Dwfl_Thread *thread, void *arg)
6{
7	struct unwind_info *ui = arg;
8	struct regs_dump *user_regs = &ui->sample->user_regs;
9	Dwarf_Word dwarf_regs[PERF_REG_ARM_MAX];
10
11#define REG(r) ({						\
12	Dwarf_Word val = 0;					\
13	perf_reg_value(&val, user_regs, PERF_REG_ARM_##r);	\
14	val;							\
15})
16
17	dwarf_regs[0]  = REG(R0);
18	dwarf_regs[1]  = REG(R1);
19	dwarf_regs[2]  = REG(R2);
20	dwarf_regs[3]  = REG(R3);
21	dwarf_regs[4]  = REG(R4);
22	dwarf_regs[5]  = REG(R5);
23	dwarf_regs[6]  = REG(R6);
24	dwarf_regs[7]  = REG(R7);
25	dwarf_regs[8]  = REG(R8);
26	dwarf_regs[9]  = REG(R9);
27	dwarf_regs[10] = REG(R10);
28	dwarf_regs[11] = REG(FP);
29	dwarf_regs[12] = REG(IP);
30	dwarf_regs[13] = REG(SP);
31	dwarf_regs[14] = REG(LR);
32	dwarf_regs[15] = REG(PC);
33
34	return dwfl_thread_state_registers(thread, 0, PERF_REG_ARM_MAX,
35					   dwarf_regs);
36}
37