优化ir

src/main/java/org/jcnc/snow/compiler/ir/builder/ProgramBuilder.java

@@ -29,22 +29,22 @@ public final class ProgramBuilder {
      * @throws IllegalStateException 当遇到不支持的顶层节点时抛出
      */
     public IRProgram buildProgram(List<Node> roots) {
-        IRProgram prog = new IRProgram();
+        IRProgram irProgram = new IRProgram();
         for (Node n : roots) {
             switch (n) {
                 case ModuleNode m ->
                     // 模块节点：将模块内的所有函数加入程序
-                        m.functions().forEach(f -> prog.add(buildFunction(f)));
+                        m.functions().forEach(f -> irProgram.add(buildFunction(f)));
                 case FunctionNode f ->
                     // 顶层函数节点
-                        prog.add(buildFunction(f));
+                        irProgram.add(buildFunction(f));
                 case StatementNode s ->
                     // 顶层脚本语句，包装为 _start 函数
-                        prog.add(buildFunction(wrapTopLevel(s)));
+                        irProgram.add(buildFunction(wrapTopLevel(s)));
                 case null, default -> throw new IllegalStateException("Unsupported top-level node: " + n);
             }
         }
-        return prog;
+        return irProgram;
     }
 
     /**
@@ -72,11 +72,6 @@ public final class ProgramBuilder {
      * @return 新建的 FunctionNode
      */
     private FunctionNode wrapTopLevel(StatementNode stmt) {
-        return new FunctionNode(
+        return new FunctionNode("_start", null, String.valueOf(List.of()), List.of(stmt));
-                "_start",
-                null,
-                String.valueOf(List.of()),
-                List.of(stmt)
-        );
     }
 }

test

@@ -1,5 +1,5 @@
 module: CommonTasks
-    function: main
+    function: main1
         parameter:
             declare num1: int
             declare num2: int