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[midend]更新遍静态ID定义方法，

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注册遍模板函数重构（针对遍的不同构造方法），
修复phi指令更新引起的旧代码错误，
将CFG优化适配到现有终端框架中，
独立CFG优化方法使得其他优化遍能独立调用，
usedelete方法回调取消删除功能。
IRGenerator代码风格修改。
This commit is contained in:
rain2133
2025-07-23 17:19:11 +08:00
parent 3df3d7a097
commit 87d38be255
12 changed files with 509 additions and 298 deletions
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24
src/SysYIRGenerator.cpp
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@@ -64,7 +64,7 @@ Value* SysYIRGenerator::getGEPAddressInst(Value* basePointer, const std::vector<
// 遍历用户提供的索引（不包括我们添加的第一个0），逐步确定 GEP 的最终结果类型
// 每个索引都“深入”一个维度
for (size_t i = 0; i < indices.size(); ++i) { // 这里遍历的是用户提供的索引
for (int i = 0; i < indices.size(); ++i) { // 这里遍历的是用户提供的索引
if (finalTargetType && finalTargetType->isArray()) {
finalTargetType = finalTargetType->as<ArrayType>()->getElementType();
} else {
@@ -247,7 +247,7 @@ std::any SysYIRGenerator::visitVarDecl(SysYParser::VarDeclContext *ctx) {
ConstantInteger::get(0));
}
else {
for (size_t k = 0; k < counterValues.size(); ++k) {
for (int k = 0; k < counterValues.size(); ++k) {
std::vector<Value *> currentIndices;
int tempLinearIndex = k;
@@ -368,7 +368,7 @@ std::any SysYIRGenerator::visitFuncDef(SysYParser::FuncDefContext *ctx){
BasicBlock* entry = function->getEntryBlock();
builder.setPosition(entry, entry->end());
for (size_t i = 0; i < paramTypes.size(); ++i) {
for (int i = 0; i < paramTypes.size(); ++i) {
AllocaInst* alloca = builder.createAllocaInst(Type::getPointerType(paramTypes[i]),
paramDims[i], paramNames[i]);
entry->insertArgument(alloca);
@@ -440,7 +440,7 @@ std::any SysYIRGenerator::visitAssignStmt(SysYParser::AssignStmtContext *ctx) {
Type* targetElementType = variable->getType()->as<PointerType>()->getBaseType(); // 从基指针指向的类型开始
// 模拟 GEP 路径，根据 dims 确定最终元素的类型
for (size_t i = 0; i < dims.size(); ++i) {
for (int i = 0; i < dims.size(); ++i) {
if (targetElementType && targetElementType->isArray()) {
targetElementType = targetElementType->as<ArrayType>()->getElementType();
} else {
@@ -805,7 +805,7 @@ std::any SysYIRGenerator::visitCall(SysYParser::CallContext *ctx) {
}
auto params = function->getEntryBlock()->getArguments();
for (size_t i = 0; i < args.size(); i++) {
for (int i = 0; i < args.size(); i++) {
// 参数类型转换
if (params[i]->getType() != args[i]->getType() &&
(params[i]->getNumDims() != 0 ||
@@ -891,7 +891,7 @@ std::any SysYIRGenerator::visitFuncRParams(SysYParser::FuncRParamsContext *ctx)
std::any SysYIRGenerator::visitMulExp(SysYParser::MulExpContext *ctx) {
Value * result = std::any_cast<Value *>(visitUnaryExp(ctx->unaryExp(0)));
for (size_t i = 1; i < ctx->unaryExp().size(); i++) {
for (int i = 1; i < ctx->unaryExp().size(); i++) {
auto opNode = dynamic_cast<antlr4::tree::TerminalNode*>(ctx->children[2*i-1]);
int opType = opNode->getSymbol()->getType();
@@ -967,7 +967,7 @@ std::any SysYIRGenerator::visitMulExp(SysYParser::MulExpContext *ctx) {
std::any SysYIRGenerator::visitAddExp(SysYParser::AddExpContext *ctx) {
Value* result = std::any_cast<Value *>(visitMulExp(ctx->mulExp(0)));
for (size_t i = 1; i < ctx->mulExp().size(); i++) {
for (int i = 1; i < ctx->mulExp().size(); i++) {
auto opNode = dynamic_cast<antlr4::tree::TerminalNode*>(ctx->children[2*i-1]);
int opType = opNode->getSymbol()->getType();
@@ -1028,7 +1028,7 @@ std::any SysYIRGenerator::visitAddExp(SysYParser::AddExpContext *ctx) {
std::any SysYIRGenerator::visitRelExp(SysYParser::RelExpContext *ctx) {
Value* result = std::any_cast<Value *>(visitAddExp(ctx->addExp(0)));
for (size_t i = 1; i < ctx->addExp().size(); i++) {
for (int i = 1; i < ctx->addExp().size(); i++) {
auto opNode = dynamic_cast<antlr4::tree::TerminalNode*>(ctx->children[2*i-1]);
int opType = opNode->getSymbol()->getType();
@@ -1100,7 +1100,7 @@ std::any SysYIRGenerator::visitRelExp(SysYParser::RelExpContext *ctx) {
std::any SysYIRGenerator::visitEqExp(SysYParser::EqExpContext *ctx) {
Value * result = std::any_cast<Value *>(visitRelExp(ctx->relExp(0)));
for (size_t i = 1; i < ctx->relExp().size(); i++) {
for (int i = 1; i < ctx->relExp().size(); i++) {
auto opNode = dynamic_cast<antlr4::tree::TerminalNode*>(ctx->children[2*i-1]);
int opType = opNode->getSymbol()->getType();
@@ -1174,7 +1174,7 @@ std::any SysYIRGenerator::visitLAndExp(SysYParser::LAndExpContext *ctx){
BasicBlock *falseBlock = builder.getFalseBlock();
auto conds = ctx->eqExp();
for (size_t i = 0; i < conds.size() - 1; i++) {
for (int i = 0; i < conds.size() - 1; i++) {
labelstring << "AND.L" << builder.getLabelIndex();
BasicBlock *newtrueBlock = function->addBasicBlock(labelstring.str());
@@ -1205,7 +1205,7 @@ auto SysYIRGenerator::visitLOrExp(SysYParser::LOrExpContext *ctx) -> std::any {
Function *function = curBlock->getParent();
auto conds = ctx->lAndExp();
for (size_t i = 0; i < conds.size() - 1; i++) {
for (int i = 0; i < conds.size() - 1; i++) {
labelstring << "OR.L" << builder.getLabelIndex();
BasicBlock *newFalseBlock = function->addBasicBlock(labelstring.str());
labelstring.str("");
@@ -1292,7 +1292,7 @@ void Utils::createExternalFunction(
auto entry = function->getEntryBlock();
pBuilder->setPosition(entry, entry->end());
for (size_t i = 0; i < paramTypes.size(); ++i) {
for (int i = 0; i < paramTypes.size(); ++i) {
auto alloca = pBuilder->createAllocaInst(
Type::getPointerType(paramTypes[i]), paramDims[i], paramNames[i]);
entry->insertArgument(alloca);