#!/bin/bash

# 修复 MIPS 调试问题 - 重新编译 Debug 版本

set -e

echo "=========================================="
echo "  修复 MIPS 调试问题"
echo "=========================================="
echo ""

echo "问题诊断："
echo "- MIPS tlib 只有 Release 版本"
echo "- Release 版本没有调试符号"
echo "- 因此 GDB 无法设置断点"
echo ""

echo "解决方案："
echo "- 重新编译 MIPS tlib (Debug 模式)"
echo ""

read -p "是否继续编译？[y/N] " -n 1 -r
echo
if [[ ! $REPLY =~ ^[Yy]$ ]]
then
    echo "已取消"
    exit 1
fi

echo ""
echo "=========================================="
echo "  步骤 1: 清理旧的 Debug 目录"
echo "=========================================="
echo ""

DEBUG_DIR="src/Infrastructure/src/Emulator/Cores/bin/Debug"
if [ -d "$DEBUG_DIR" ]; then
    echo "清理 $DEBUG_DIR ..."
    rm -rf "$DEBUG_DIR"
fi

DEBUG_OBJ_DIR="src/Infrastructure/src/Emulator/Cores/obj/Debug"
if [ -d "$DEBUG_OBJ_DIR" ]; then
    echo "清理 $DEBUG_OBJ_DIR ..."
    rm -rf "$DEBUG_OBJ_DIR"
fi

echo ""
echo "=========================================="
echo "  步骤 2: 编译 MIPS tlib (Debug 模式)"
echo "=========================================="
echo ""

echo "执行: ./build.sh --external-lib-arch mips.le -d"
./build.sh --external-lib-arch mips.le -d

echo ""
echo "=========================================="
echo "  步骤 3: 验证编译结果"
echo "=========================================="
echo ""

MIPS_SO="src/Infrastructure/src/Emulator/Cores/bin/Debug/lib/translate-mips-le.so"

if [ -f "$MIPS_SO" ]; then
    echo "✅ MIPS SO 文件已生成: $MIPS_SO"

    # 检查调试符号
    if file "$MIPS_SO" | grep -q "not stripped"; then
        echo "✅ 包含调试符号 (not stripped)"
        echo ""
        file "$MIPS_SO"
    else
        echo "⚠️  警告: SO 文件可能不包含调试符号"
        echo ""
        file "$MIPS_SO"
    fi
else
    echo "❌ 编译失败: SO 文件未生成"
    exit 1
fi

echo ""
echo "=========================================="
echo "  步骤 4: 编译 Renode 主程序 (Debug)"
echo "=========================================="
echo ""

read -p "是否编译 Renode 主程序？[y/N] " -n 1 -r
echo
if [[ $REPLY =~ ^[Yy]$ ]]
then
    echo "执行: ./build.sh -d"
    ./build.sh -d
    echo "✅ Renode 主程序编译完成"
fi

echo ""
echo "=========================================="
echo "  ✅ 修复完成！"
echo "=========================================="
echo ""
echo "下一步："
echo "1. 启动 Renode: ./renode"
echo "2. 加载 MIPS 平台: machine LoadPlatformDescription @platforms/cpus/mips32_simple.repl"
echo "3. VSCode 附加调试器: F5 → 选择 'MIPS Debug'"
echo "4. 在 translate.c 打断点"
echo "5. 执行: cpu Step 1"
echo "6. 断点应该会触发了！"
echo ""