1 #ifndef _ASM_X86_UNWIND_HINTS_H
2 #define _ASM_X86_UNWIND_HINTS_H
4 #include <linux/objtool.h>
10 .macro UNWIND_HINT_EMPTY
11 UNWIND_HINT type=UNWIND_HINT_TYPE_CALL end=1
14 .macro UNWIND_HINT_ENTRY
15 UNWIND_HINT type=UNWIND_HINT_TYPE_ENTRY end=1
18 .macro UNWIND_HINT_REGS base=%rsp offset=0 indirect=0 extra=1 partial=0
21 .set sp_reg, ORC_REG_SP_INDIRECT
23 .set sp_reg, ORC_REG_SP
26 .set sp_reg, ORC_REG_BP
28 .set sp_reg, ORC_REG_DI
30 .set sp_reg, ORC_REG_DX
32 .set sp_reg, ORC_REG_R10
34 .error "UNWIND_HINT_REGS: bad base register"
37 .set sp_offset, \offset
40 .set type, UNWIND_HINT_TYPE_REGS_PARTIAL
42 .set type, UNWIND_HINT_TYPE_REGS_PARTIAL
43 .set sp_offset, \offset + (16*8)
45 .set type, UNWIND_HINT_TYPE_REGS
48 UNWIND_HINT sp_reg=sp_reg sp_offset=sp_offset type=type
51 .macro UNWIND_HINT_IRET_REGS base=%rsp offset=0
52 UNWIND_HINT_REGS base=\base offset=\offset partial=1
55 .macro UNWIND_HINT_FUNC
56 UNWIND_HINT sp_reg=ORC_REG_SP sp_offset=8 type=UNWIND_HINT_TYPE_FUNC
59 .macro UNWIND_HINT_SAVE
60 UNWIND_HINT type=UNWIND_HINT_TYPE_SAVE
63 .macro UNWIND_HINT_RESTORE
64 UNWIND_HINT type=UNWIND_HINT_TYPE_RESTORE
67 #endif /* __ASSEMBLY__ */
69 #endif /* _ASM_X86_UNWIND_HINTS_H */