112 lines
1.8 KiB
C
112 lines
1.8 KiB
C
|
|
#include <errno.h>
|
|
#include <libunwind.h>
|
|
#include "perf_regs.h"
|
|
#include "../../util/unwind.h"
|
|
|
|
#ifdef ARCH_X86_64
|
|
int unwind__arch_reg_id(int regnum)
|
|
{
|
|
int id;
|
|
|
|
switch (regnum) {
|
|
case UNW_X86_64_RAX:
|
|
id = PERF_REG_X86_AX;
|
|
break;
|
|
case UNW_X86_64_RDX:
|
|
id = PERF_REG_X86_DX;
|
|
break;
|
|
case UNW_X86_64_RCX:
|
|
id = PERF_REG_X86_CX;
|
|
break;
|
|
case UNW_X86_64_RBX:
|
|
id = PERF_REG_X86_BX;
|
|
break;
|
|
case UNW_X86_64_RSI:
|
|
id = PERF_REG_X86_SI;
|
|
break;
|
|
case UNW_X86_64_RDI:
|
|
id = PERF_REG_X86_DI;
|
|
break;
|
|
case UNW_X86_64_RBP:
|
|
id = PERF_REG_X86_BP;
|
|
break;
|
|
case UNW_X86_64_RSP:
|
|
id = PERF_REG_X86_SP;
|
|
break;
|
|
case UNW_X86_64_R8:
|
|
id = PERF_REG_X86_R8;
|
|
break;
|
|
case UNW_X86_64_R9:
|
|
id = PERF_REG_X86_R9;
|
|
break;
|
|
case UNW_X86_64_R10:
|
|
id = PERF_REG_X86_R10;
|
|
break;
|
|
case UNW_X86_64_R11:
|
|
id = PERF_REG_X86_R11;
|
|
break;
|
|
case UNW_X86_64_R12:
|
|
id = PERF_REG_X86_R12;
|
|
break;
|
|
case UNW_X86_64_R13:
|
|
id = PERF_REG_X86_R13;
|
|
break;
|
|
case UNW_X86_64_R14:
|
|
id = PERF_REG_X86_R14;
|
|
break;
|
|
case UNW_X86_64_R15:
|
|
id = PERF_REG_X86_R15;
|
|
break;
|
|
case UNW_X86_64_RIP:
|
|
id = PERF_REG_X86_IP;
|
|
break;
|
|
default:
|
|
pr_err("unwind: invalid reg id %d\n", regnum);
|
|
return -EINVAL;
|
|
}
|
|
|
|
return id;
|
|
}
|
|
#else
|
|
int unwind__arch_reg_id(int regnum)
|
|
{
|
|
int id;
|
|
|
|
switch (regnum) {
|
|
case UNW_X86_EAX:
|
|
id = PERF_REG_X86_AX;
|
|
break;
|
|
case UNW_X86_EDX:
|
|
id = PERF_REG_X86_DX;
|
|
break;
|
|
case UNW_X86_ECX:
|
|
id = PERF_REG_X86_CX;
|
|
break;
|
|
case UNW_X86_EBX:
|
|
id = PERF_REG_X86_BX;
|
|
break;
|
|
case UNW_X86_ESI:
|
|
id = PERF_REG_X86_SI;
|
|
break;
|
|
case UNW_X86_EDI:
|
|
id = PERF_REG_X86_DI;
|
|
break;
|
|
case UNW_X86_EBP:
|
|
id = PERF_REG_X86_BP;
|
|
break;
|
|
case UNW_X86_ESP:
|
|
id = PERF_REG_X86_SP;
|
|
break;
|
|
case UNW_X86_EIP:
|
|
id = PERF_REG_X86_IP;
|
|
break;
|
|
default:
|
|
pr_err("unwind: invalid reg id %d\n", regnum);
|
|
return -EINVAL;
|
|
}
|
|
|
|
return id;
|
|
}
|
|
#endif /* ARCH_X86_64 */
|