Lab4: Implement basic scalar optimizations and lower Phi nodes to assembly

2026-05-05 10:20:15 +08:00
parent 0b0bc04be3
commit 8f7e0ac5b4
17 changed files with 1318 additions and 35 deletions
--- a/src/ir/IRBuilder.cpp
+++ b/src/ir/IRBuilder.cpp
@@ -214,4 +214,11 @@ CastInst* IRBuilder::CreateFPToSI(Value* val, std::shared_ptr<Type> ty,
  return insert_block_->Append<CastInst>(Opcode::FPToSI, ty, val, name);
 }

+PhiInst* IRBuilder::CreatePhi(std::shared_ptr<Type> ty, const std::string& name) {
+  if (!insert_block_) {
+    throw std::runtime_error(FormatError("ir", "IRBuilder 未设置插入点"));
+  }
+  return insert_block_->Append<PhiInst>(ty, name);
+}
+
 }  // namespace ir