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IR passed test, but bugs may remain

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This commit is contained in:
ZhuangYumin
2024-08-23 15:50:59 +00:00
parent 1df264ed77
commit 8781d58776
3 changed files with 17 additions and 9 deletions
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1
include/ast/expr_astnode.h
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@ -319,6 +319,7 @@ class IDExpr_ASTNode : public BasicExpr_ASTNode {
friend class ASTSemanticCheckVisitor; friend class ASTSemanticCheckVisitor;
friend class IRBuilder; friend class IRBuilder;
IdentifierType id; IdentifierType id;
IRVariableInfo cached_var_info;
public: public:
IDExpr_ASTNode() = default; IDExpr_ASTNode() = default;

24
src/IR/IRBuilder.cpp
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@ -121,6 +121,7 @@ void IRBuilder::ActuralVisit(DefinitionStatement_ASTNode *node) {
var_def->type = Type_AST2LLVM(node->var_type); var_def->type = Type_AST2LLVM(node->var_type);
var_def->name_raw = var.first; var_def->name_raw = var.first;
if (var.second) { if (var.second) {
cur_block = main_init_block;
var.second->accept(this); var.second->accept(this);
std::string init_var = var.second->IR_result_full; std::string init_var = var.second->IR_result_full;
if (init_var[0] == '#') { if (init_var[0] == '#') {
@ -352,10 +353,12 @@ void IRBuilder::ActuralVisit(JmpStatement_ASTNode *node) {
just_encountered_jmp = true; just_encountered_jmp = true;
} else if (node->jmp_type == 0) { } else if (node->jmp_type == 0) {
// return // return
cur_block->exit_action = std::make_shared<RETAction>();
if (node->return_value) { if (node->return_value) {
node->return_value->accept(this); node->return_value->accept(this);
cur_block->exit_action = std::make_shared<RETAction>();
std::dynamic_pointer_cast<RETAction>(cur_block->exit_action)->value = node->return_value->IR_result_full; std::dynamic_pointer_cast<RETAction>(cur_block->exit_action)->value = node->return_value->IR_result_full;
} else {
cur_block->exit_action = std::make_shared<RETAction>();
} }
std::dynamic_pointer_cast<RETAction>(cur_block->exit_action)->type = cur_func->return_type; std::dynamic_pointer_cast<RETAction>(cur_block->exit_action)->type = cur_func->return_type;
just_encountered_jmp = true; just_encountered_jmp = true;
@ -982,13 +985,16 @@ void IRBuilder::ActuralVisit(TernaryExpr_ASTNode *node) {
std::dynamic_pointer_cast<UNConditionJMPAction>(cur_block->exit_action)->label_full = new_block->label_full; std::dynamic_pointer_cast<UNConditionJMPAction>(cur_block->exit_action)->label_full = new_block->label_full;
cur_func->basic_blocks.push_back(new_block); cur_func->basic_blocks.push_back(new_block);
cur_block = new_block; cur_block = new_block;
auto phi_act = std::make_shared<PhiItem>(); ExprTypeInfo void_std = IdentifierType("void");
phi_act->result_full = "%.var.tmp." + std::to_string(tmp_var_counter++); if (node->expr_type_info != void_std) {
phi_act->ty = Type_AST2LLVM(node->expr_type_info); auto phi_act = std::make_shared<PhiItem>();
phi_act->values.push_back(std::make_pair(node->src1->IR_result_full, src1_end_block->label_full)); phi_act->result_full = "%.var.tmp." + std::to_string(tmp_var_counter++);
phi_act->values.push_back(std::make_pair(node->src2->IR_result_full, src2_end_block->label_full)); phi_act->ty = Type_AST2LLVM(node->expr_type_info);
cur_block->actions.push_back(phi_act); phi_act->values.push_back(std::make_pair(node->src1->IR_result_full, src1_end_block->label_full));
node->IR_result_full = phi_act->result_full; phi_act->values.push_back(std::make_pair(node->src2->IR_result_full, src2_end_block->label_full));
cur_block->actions.push_back(phi_act);
node->IR_result_full = phi_act->result_full;
}
} }
void IRBuilder::ActuralVisit(AssignExpr_ASTNode *node) { void IRBuilder::ActuralVisit(AssignExpr_ASTNode *node) {
@ -1029,7 +1035,7 @@ void IRBuilder::ActuralVisit(ParenExpr_ASTNode *node) {
} }
void IRBuilder::ActuralVisit(IDExpr_ASTNode *node) { void IRBuilder::ActuralVisit(IDExpr_ASTNode *node) {
IRVariableInfo var_info = node->current_scope->fetch_variable_for_IR(node->id); IRVariableInfo var_info = node->cached_var_info;
if (var_info.variable_type == 0 || var_info.variable_type == 1 || var_info.variable_type == 3) { if (var_info.variable_type == 0 || var_info.variable_type == 1 || var_info.variable_type == 3) {
if (node->is_requiring_lvalue) { if (node->is_requiring_lvalue) {
node->IR_result_full = var_info.GenerateFullName(); node->IR_result_full = var_info.GenerateFullName();

1
src/ast/semanticvisitor.cpp
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@ -462,6 +462,7 @@ void ASTSemanticCheckVisitor::ActuralVisit(IDExpr_ASTNode *node) {
// TODO: Implement this method // TODO: Implement this method
// TODO: process type // TODO: process type
node->expr_type_info = node->current_scope->fetch_varaible(node->id); node->expr_type_info = node->current_scope->fetch_varaible(node->id);
node->cached_var_info = node->current_scope->fetch_variable_for_IR(node->id);
node->assignable = true; node->assignable = true;
} }