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36 lines
1.2 KiB
36 lines
1.2 KiB
2 years ago
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#include <vminstrs.hpp>
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namespace vm::instrs {
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profiler_t writedr7 = {
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"WRITEDR7",
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mnemonic_t::writedr7,
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{
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// MOV REG, [VSP+OFFSET]
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LOAD_VALUE,
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// ADD VSP, OFFSET
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[](const zydis_reg_t vip, const zydis_reg_t vsp,
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const zydis_decoded_instr_t& instr) -> bool {
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return instr.mnemonic == ZYDIS_MNEMONIC_ADD &&
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instr.operands[0].type == ZYDIS_OPERAND_TYPE_REGISTER &&
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instr.operands[0].reg.value == vsp &&
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instr.operands[1].type == ZYDIS_OPERAND_TYPE_IMMEDIATE;
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},
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// MOV DR7, REG
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[](const zydis_reg_t vip, const zydis_reg_t vsp,
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const zydis_decoded_instr_t& instr) -> bool {
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return instr.mnemonic == ZYDIS_MNEMONIC_MOV &&
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instr.operands[0].type == ZYDIS_OPERAND_TYPE_REGISTER &&
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instr.operands[0].reg.value == ZYDIS_REGISTER_DR7 &&
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instr.operands[1].type == ZYDIS_OPERAND_TYPE_REGISTER &&
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instr.operands[1].reg.value != vsp;
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}
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},
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[](zydis_reg_t& vip, zydis_reg_t& vsp,
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hndlr_trace_t& hndlr) -> std::optional<vinstr_t> {
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vinstr_t res{mnemonic_t::write};
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res.imm.has_imm = false;
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return res;
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}
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};
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}
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