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引入了常量池优化，修改constvalue类并对IR生成修复，能够编译通过

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This commit is contained in:
rain2133
2025-06-19 00:18:58 +08:00
parent 1aa785efc3
commit 1de8c0e7d7
4 changed files with 194 additions and 64 deletions
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10
src/LLVMIRGenerator_1.cpp
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@@ -91,7 +91,7 @@ std::any LLVMIRGenerator::visitVarDecl(SysYParser::VarDeclContext* ctx) {
if (varDef->ASSIGN()) {
value = std::any_cast<std::string>(varDef->initVal()->accept(this));
if (irTmpTable.find(value) != irTmpTable.end() && isa<sysy::ConstantValue>(irTmpTable[value])) {
if (irTmpTable.find(value) != irTmpTable.end() && sysy::isa<sysy::ConstantValue>(irTmpTable[value])) {
initValue = irTmpTable[value];
}
}
@@ -134,7 +134,7 @@ std::any LLVMIRGenerator::visitConstDecl(SysYParser::ConstDeclContext* ctx) {
try {
value = std::any_cast<std::string>(constDef->constInitVal()->accept(this));
if (isa<sysy::ConstantValue>(irTmpTable[value])) {
if (sysy::isa<sysy::ConstantValue>(irTmpTable[value])) {
initValue = irTmpTable[value];
}
} catch (...) {
@@ -310,7 +310,7 @@ std::any LLVMIRGenerator::visitFuncDef(SysYParser::FuncDefContext* ctx) {
} else {
irStream << " ret " << currentReturnType << " 0\n";
sysy::IRBuilder builder(currentIRBlock);
builder.createReturnInst(sysy::ConstantValue::get(0));
builder.createReturnInst(sysy::ConstantValue::get(getIRType("int"),0));
}
}
irStream << "}\n";
@@ -524,10 +524,10 @@ std::any LLVMIRGenerator::visitNumber(SysYParser::NumberContext* ctx) {
sysy::Value* irValue = nullptr;
if (ctx->ILITERAL()) {
value = ctx->ILITERAL()->getText();
irValue = sysy::ConstantValue::get(std::stoi(value));
irValue = sysy::ConstantValue::get(getIRType("int"), std::stoi(value));
} else if (ctx->FLITERAL()) {
value = ctx->FLITERAL()->getText();
irValue = sysy::ConstantValue::get(std::stof(value));
irValue = sysy::ConstantValue::get(getIRType("float"), std::stof(value));
} else {
value = "";
}