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[Decompiler] Improve reverse field lookup (#167)

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* start on new reverse lookup

* use new reverse lookup
This commit is contained in:
water111
2020-12-25 15:04:03 -05:00
committed by GitHub
parent 5cb6368b9a
commit 6bf9d97c51
15 changed files with 820 additions and 192 deletions
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decompiler/IR/BasicOpBuilder.cpp
+20 -8
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@@ -1005,14 +1005,26 @@ std::shared_ptr<IR_Atomic> try_sw(Instruction& instr, int idx) {
op->update_reginfo_self(0, 2, 0);
return op;
} else {
auto op = std::make_shared<IR_Store_Atomic>(
IR_Store_Atomic::INTEGER,
std::make_shared<IR_IntMath2>(
IR_IntMath2::ADD, make_reg(instr.get_src(2).get_reg(), idx),
std::make_shared<IR_IntegerConstant>(instr.get_src(1).get_imm())),
make_reg(instr.get_src(0).get_reg(), idx), 4);
op->update_reginfo_self(0, 2, 0);
return op;
if (instr.get_src(0).is_reg(make_gpr(Reg::S7))) {
// store false
auto op = std::make_shared<IR_Store_Atomic>(
IR_Store_Atomic::Kind::INTEGER,
std::make_shared<IR_IntMath2>(
IR_IntMath2::ADD, make_reg(instr.get_src(2).get_reg(), idx),
std::make_shared<IR_IntegerConstant>(instr.get_src(1).get_imm())),
make_sym("#f"), 4);
op->update_reginfo_self(0, 1, 0);
return op;
} else {
auto op = std::make_shared<IR_Store_Atomic>(
IR_Store_Atomic::INTEGER,
std::make_shared<IR_IntMath2>(
IR_IntMath2::ADD, make_reg(instr.get_src(2).get_reg(), idx),
std::make_shared<IR_IntegerConstant>(instr.get_src(1).get_imm())),
make_reg(instr.get_src(0).get_reg(), idx), 4);
op->update_reginfo_self(0, 2, 0);
return op;
}
}
}
return nullptr;