1 /* SPDX-License-Identifier: GPL-2.0+ */
2
3 #ifndef __CSKY_KERNEL_PROBES_SIMULATE_INSN_H
4 #define __CSKY_KERNEL_PROBES_SIMULATE_INSN_H
5
6 #define __CSKY_INSN_FUNCS(name, mask, val) \
7 static __always_inline bool csky_insn_is_##name(probe_opcode_t code) \
8 { \
9 BUILD_BUG_ON(~(mask) & (val)); \
10 return (code & (mask)) == (val); \
11 } \
12 void simulate_##name(u32 opcode, long addr, struct pt_regs *regs);
13
14 #define CSKY_INSN_SET_SIMULATE(name, code) \
15 do { \
16 if (csky_insn_is_##name(code)) { \
17 api->handler = simulate_##name; \
18 return INSN_GOOD_NO_SLOT; \
19 } \
20 } while (0)
21
22 __CSKY_INSN_FUNCS(br16, 0xfc00, 0x0400)
23 __CSKY_INSN_FUNCS(bt16, 0xfc00, 0x0800)
24 __CSKY_INSN_FUNCS(bf16, 0xfc00, 0x0c00)
25 __CSKY_INSN_FUNCS(jmp16, 0xffc3, 0x7800)
26 __CSKY_INSN_FUNCS(jsr16, 0xffc3, 0x7801)
27 __CSKY_INSN_FUNCS(lrw16, 0xfc00, 0x1000)
28 __CSKY_INSN_FUNCS(pop16, 0xffe0, 0x1480)
29
30 __CSKY_INSN_FUNCS(br32, 0x0000ffff, 0x0000e800)
31 __CSKY_INSN_FUNCS(bt32, 0x0000ffff, 0x0000e860)
32 __CSKY_INSN_FUNCS(bf32, 0x0000ffff, 0x0000e840)
33 __CSKY_INSN_FUNCS(jmp32, 0xffffffe0, 0x0000e8c0)
34 __CSKY_INSN_FUNCS(jsr32, 0xffffffe0, 0x0000e8e0)
35 __CSKY_INSN_FUNCS(lrw32, 0x0000ffe0, 0x0000ea80)
36 __CSKY_INSN_FUNCS(pop32, 0xfe00ffff, 0x0000ebc0)
37
38 __CSKY_INSN_FUNCS(bez32, 0x0000ffe0, 0x0000e900)
39 __CSKY_INSN_FUNCS(bnez32, 0x0000ffe0, 0x0000e920)
40 __CSKY_INSN_FUNCS(bnezad32, 0x0000ffe0, 0x0000e820)
41 __CSKY_INSN_FUNCS(bhsz32, 0x0000ffe0, 0x0000e9a0)
42 __CSKY_INSN_FUNCS(bhz32, 0x0000ffe0, 0x0000e940)
43 __CSKY_INSN_FUNCS(blsz32, 0x0000ffe0, 0x0000e960)
44 __CSKY_INSN_FUNCS(blz32, 0x0000ffe0, 0x0000e980)
45 __CSKY_INSN_FUNCS(bsr32, 0x0000fc00, 0x0000e000)
46 __CSKY_INSN_FUNCS(jmpi32, 0x0000ffff, 0x0000eac0)
47 __CSKY_INSN_FUNCS(jsri32, 0x0000ffff, 0x0000eae0)
48
49 #endif /* __CSKY_KERNEL_PROBES_SIMULATE_INSN_H */
50
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.