50 lines
1.8 KiB
C
50 lines
1.8 KiB
C
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/* SPDX-License-Identifier: GPL-2.0+ */
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#ifndef __CSKY_KERNEL_PROBES_SIMULATE_INSN_H
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#define __CSKY_KERNEL_PROBES_SIMULATE_INSN_H
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#define __CSKY_INSN_FUNCS(name, mask, val) \
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static __always_inline bool csky_insn_is_##name(probe_opcode_t code) \
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{ \
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BUILD_BUG_ON(~(mask) & (val)); \
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return (code & (mask)) == (val); \
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} \
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void simulate_##name(u32 opcode, long addr, struct pt_regs *regs);
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#define CSKY_INSN_SET_SIMULATE(name, code) \
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do { \
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if (csky_insn_is_##name(code)) { \
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api->handler = simulate_##name; \
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return INSN_GOOD_NO_SLOT; \
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} \
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} while (0)
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__CSKY_INSN_FUNCS(br16, 0xfc00, 0x0400)
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__CSKY_INSN_FUNCS(bt16, 0xfc00, 0x0800)
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__CSKY_INSN_FUNCS(bf16, 0xfc00, 0x0c00)
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__CSKY_INSN_FUNCS(jmp16, 0xffc3, 0x7800)
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__CSKY_INSN_FUNCS(jsr16, 0xffc3, 0x7801)
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__CSKY_INSN_FUNCS(lrw16, 0xfc00, 0x1000)
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__CSKY_INSN_FUNCS(pop16, 0xffe0, 0x1480)
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__CSKY_INSN_FUNCS(br32, 0x0000ffff, 0x0000e800)
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__CSKY_INSN_FUNCS(bt32, 0x0000ffff, 0x0000e860)
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__CSKY_INSN_FUNCS(bf32, 0x0000ffff, 0x0000e840)
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__CSKY_INSN_FUNCS(jmp32, 0xffffffe0, 0x0000e8c0)
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__CSKY_INSN_FUNCS(jsr32, 0xffffffe0, 0x0000e8e0)
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__CSKY_INSN_FUNCS(lrw32, 0x0000ffe0, 0x0000ea80)
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__CSKY_INSN_FUNCS(pop32, 0xfe00ffff, 0x0000ebc0)
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__CSKY_INSN_FUNCS(bez32, 0x0000ffe0, 0x0000e900)
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__CSKY_INSN_FUNCS(bnez32, 0x0000ffe0, 0x0000e920)
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__CSKY_INSN_FUNCS(bnezad32, 0x0000ffe0, 0x0000e820)
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__CSKY_INSN_FUNCS(bhsz32, 0x0000ffe0, 0x0000e9a0)
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__CSKY_INSN_FUNCS(bhz32, 0x0000ffe0, 0x0000e940)
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__CSKY_INSN_FUNCS(blsz32, 0x0000ffe0, 0x0000e960)
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__CSKY_INSN_FUNCS(blz32, 0x0000ffe0, 0x0000e980)
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__CSKY_INSN_FUNCS(bsr32, 0x0000fc00, 0x0000e000)
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__CSKY_INSN_FUNCS(jmpi32, 0x0000ffff, 0x0000eac0)
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__CSKY_INSN_FUNCS(jsri32, 0x0000ffff, 0x0000eae0)
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#endif /* __CSKY_KERNEL_PROBES_SIMULATE_INSN_H */
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