[backend]解决了重构后数组初始化不正确的问题

src/include/RISCv64AsmPrinter.h

@@ -4,20 +4,23 @@
 #include "RISCv64LLIR.h"
 #include <iostream>
 
+extern int DEBUG;
+extern int DEEPDEBUG;
+
 namespace sysy {
 
 class RISCv64AsmPrinter {
 public:
     RISCv64AsmPrinter(MachineFunction* mfunc);
     // 主入口
-    void run(std::ostream& os);
+    void run(std::ostream& os, bool debug = false);
 
 private:
     // 打印各个部分
     void printPrologue();
     void printEpilogue();
-    void printBasicBlock(MachineBasicBlock* mbb);
-    void printInstruction(MachineInstr* instr);
+    void printBasicBlock(MachineBasicBlock* mbb, bool debug = false);
+    void printInstruction(MachineInstr* instr, bool debug = false);
     
     // 辅助函数
     std::string regToString(PhysicalReg reg);

src/include/RISCv64Backend.h

@@ -4,6 +4,9 @@
 #include "IR.h"
 #include <string>
 
+extern int DEBUG;
+extern int DEEPDEBUG;
+
 namespace sysy {
 
 // RISCv64CodeGen 现在是一个高层驱动器

src/include/RISCv64ISel.h

@@ -3,6 +3,9 @@
 
 #include "RISCv64LLIR.h"
 
+extern int DEBUG;
+extern int DEEPDEBUG;
+
 namespace sysy {
 
 class RISCv64ISel {

src/include/RISCv64LLIR.h

@@ -46,6 +46,7 @@ enum class RVOpcodes {
     // 新增伪指令，用于解耦栈帧处理
     FRAME_LOAD,  // 从栈帧加载 (AllocaInst)
     FRAME_STORE, // 保存到栈帧 (AllocaInst)
+    FRAME_ADDR,  // [新] 获取栈帧变量的地址
 };
 
 class MachineOperand;