832607e79d
This doesn't correct any bugs when probing these instructions but makes MOVW slightly faster and makes everything more symmetric with the Thumb instruction cases. We can also remove the now redundant PROBES_EMULATE_NONE and PROBES_SIMULATE_NOP actions. Signed-off-by: Jon Medhurst <tixy@linaro.org>
74 lines
1.8 KiB
C
74 lines
1.8 KiB
C
/*
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* arch/arm/probes/decode-arm.h
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*
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* Copyright 2013 Linaro Ltd.
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* Written by: David A. Long
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*
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* The code contained herein is licensed under the GNU General Public
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* License. You may obtain a copy of the GNU General Public License
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* Version 2 or later at the following locations:
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*
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* http://www.opensource.org/licenses/gpl-license.html
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* http://www.gnu.org/copyleft/gpl.html
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*/
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#ifndef _ARM_KERNEL_PROBES_ARM_H
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#define _ARM_KERNEL_PROBES_ARM_H
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#include "decode.h"
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enum probes_arm_action {
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PROBES_PRELOAD_IMM,
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PROBES_PRELOAD_REG,
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PROBES_BRANCH_IMM,
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PROBES_BRANCH_REG,
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PROBES_MRS,
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PROBES_CLZ,
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PROBES_SATURATING_ARITHMETIC,
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PROBES_MUL1,
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PROBES_MUL2,
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PROBES_SWP,
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PROBES_LDRSTRD,
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PROBES_LOAD,
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PROBES_STORE,
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PROBES_LOAD_EXTRA,
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PROBES_STORE_EXTRA,
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PROBES_MOV_IP_SP,
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PROBES_DATA_PROCESSING_REG,
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PROBES_DATA_PROCESSING_IMM,
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PROBES_MOV_HALFWORD,
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PROBES_SEV,
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PROBES_WFE,
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PROBES_SATURATE,
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PROBES_REV,
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PROBES_MMI,
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PROBES_PACK,
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PROBES_EXTEND,
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PROBES_EXTEND_ADD,
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PROBES_MUL_ADD_LONG,
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PROBES_MUL_ADD,
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PROBES_BITFIELD,
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PROBES_BRANCH,
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PROBES_LDMSTM,
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NUM_PROBES_ARM_ACTIONS
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};
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void __kprobes simulate_bbl(probes_opcode_t opcode,
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struct arch_probes_insn *asi, struct pt_regs *regs);
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void __kprobes simulate_blx1(probes_opcode_t opcode,
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struct arch_probes_insn *asi, struct pt_regs *regs);
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void __kprobes simulate_blx2bx(probes_opcode_t opcode,
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struct arch_probes_insn *asi, struct pt_regs *regs);
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void __kprobes simulate_mrs(probes_opcode_t opcode,
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struct arch_probes_insn *asi, struct pt_regs *regs);
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void __kprobes simulate_mov_ipsp(probes_opcode_t opcode,
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struct arch_probes_insn *asi, struct pt_regs *regs);
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extern const union decode_item probes_decode_arm_table[];
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enum probes_insn arm_probes_decode_insn(probes_opcode_t,
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struct arch_probes_insn *, bool emulate,
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const union decode_action *actions);
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#endif
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