Modify VarDef

src/SysYFIRBuilder/IRBuilder.cpp

@@ -1,3 +1,4 @@
+#include <cassert>
 #include "IRBuilder.h"
 
 namespace SysYF
@@ -81,17 +82,17 @@ void IRBuilder::visit(SyntaxTree::FuncParam &node) {
             if (!node.array_index.empty()) {
                 // TODO： high dim array
                 funcFParam.push_back(INT32PTR_T);
-            }
-            else
+            } else {
                 funcFParam.push_back(INT32_T);
+            }
             break;
         case SyntaxTree::Type::FLOAT:
             if (!node.array_index.empty()) {
                 // TODO： high dim array (not now)
                 funcFParam.push_back(FLOATPTR_T);
-            }
-            else
+            } else {
                 funcFParam.push_back(FLOAT_T);
+            }
             break;
         default:
             funcFParam.push_back(INT32_T);
@@ -100,7 +101,66 @@ void IRBuilder::visit(SyntaxTree::FuncParam &node) {
 }
 
 void IRBuilder::visit(SyntaxTree::VarDef &node) {
-    ;
+    // TODO： high dim array (not now)
+    Ptr<Value> arrayLength;
+    Ptr<Value> initVal;
+    if (node.is_constant) {
+        assert(node.is_inited);
+        switch (node.btype) {
+            case (SyntaxTree::Type::INT):
+                if (!node.array_length.empty()) {
+
+                } else {
+
+                }
+                break;
+            case (SyntaxTree::Type::FLOAT):
+                if (!node.array_length.empty()) {
+
+                } else {
+
+                }
+                break;
+            default:
+                break;
+        }
+    } else {
+        switch (node.btype) {
+            case (SyntaxTree::Type::INT):
+                if (!node.array_length.empty()) {
+
+                } else {
+                    auto alloca = builder->create_alloca(INT32_T);
+                    if (node.is_inited) {
+
+
+                        builder->create_store(initVal, alloca);
+                    } else {
+                        builder->create_store(CONST_INT(0), alloca);
+                        scope.push(node.name, alloca);
+                    }
+                }
+                break;
+            case (SyntaxTree::Type::FLOAT):
+                if (!node.array_length.empty()) {
+
+                } else {
+                    auto alloca = builder->create_alloca(FLOAT_T);
+                    if (node.is_inited) {
+
+
+                        builder->create_store(initVal, alloca);
+                    } else {
+                        builder->create_store(CONST_FLOAT(0), alloca);
+                        scope.push(node.name, alloca);
+                    }
+                }
+                break;
+            default:
+                break;
+        }
+    }
+
 }
 
 void IRBuilder::visit(SyntaxTree::LVal &node) {