yanchicao-yiwei-slt

scripts/single-node/mips32_diagnostic_test.resc

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+# MIPS32 诊断测试脚本
+# 用于排查 ADD 指令不工作的问题
+
+echo "========================================"
+echo "  MIPS32 ADD 指令诊断测试"
+echo "========================================"
+echo ""
+
+# 创建机器并加载平台
+echo "【步骤 1】创建机器和加载平台"
+mach create "MIPS-Diagnostic"
+machine LoadPlatformDescription @platforms/cpus/mips32_simple.repl
+
+# 显示CPU类型
+echo "【步骤 2】验证 CPU 类型"
+sysbus.cpu
+
+# 设置初始状态
+echo ""
+echo "【步骤 3】设置初始状态"
+cpu PC 0x80000000
+cpu A0 5
+cpu A1 3
+cpu V0 0
+
+# 显示设置后的寄存器
+echo ""
+echo "【步骤 4】验证初始寄存器值"
+echo "  PC  ="
+cpu PC
+echo "  A0  ="
+cpu A0
+echo "  A1  ="
+cpu A1
+echo "  V0  ="
+cpu V0
+
+# 写入 ADD 指令：add $v0, $a0, $a1
+echo ""
+echo "【步骤 5】写入 ADD 指令到内存"
+echo "  地址: 0x80000000"
+echo "  指令: 0x00851020 (add v0, a0, a1)"
+sysbus WriteDoubleWord 0x80000000 0x00851020
+
+# 验证指令已写入
+echo ""
+echo "【步骤 6】验证指令已写入内存"
+echo "  读取 0x80000000 ="
+sysbus ReadDoubleWord 0x80000000
+
+# 执行一条指令
+echo ""
+echo "【步骤 7】执行一条指令"
+cpu Step 1
+
+# 显示执行后的状态
+echo ""
+echo "【步骤 8】检查执行后的寄存器"
+echo "  PC  ="
+cpu PC
+echo "  (预期: 0x80000004)"
+echo ""
+echo "  A0  ="
+cpu A0
+echo "  (预期: 0x5)"
+echo ""
+echo "  A1  ="
+cpu A1
+echo "  (预期: 0x3)"
+echo ""
+echo "  V0  ="
+cpu V0
+echo "  (预期: 0x8 = 5 + 3)"
+
+echo ""
+echo "========================================"
+echo "  诊断结果分析"
+echo "========================================"
+echo "如果 V0 = 0x8 且 PC = 0x80000004:"
+echo "  ✓ ADD 指令工作正常"
+echo ""
+echo "如果 V0 = 0x0:"
+echo "  ✗ ADD 指令未执行或寄存器未更新"
+echo ""
+echo "如果 PC = 0x80000000:"
+echo "  ✗ CPU 没有前进（指令未执行）"
+echo "========================================"

scripts/single-node/mips32_instruction_test.resc

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+:name: MIPS32 Instruction Verification
+:description: 验证 MIPS32 指令翻译是否正常工作
+
+$name?="MIPS32-InsnTest"
+
+using sysbus
+mach create $name
+
+machine LoadPlatformDescription @platforms/cpus/mips32_simple.repl
+
+echo ""
+echo "=========================================="
+echo "MIPS32 指令验证测试"
+echo "=========================================="
+echo ""
+
+# 测试 1: ADD
+echo "【测试 1】ADD 指令: add v0, a0, a1"
+cpu PC 0x80000000
+cpu A0 0x00000005
+cpu A1 0x00000003
+cpu V0 0x00000000
+sysbus WriteDoubleWord 0x80000000 0x00851020
+cpu Step 1
+echo "  执行后 V0 ="
+cpu V0
+echo "  (预期: 8)"
+echo ""
+
+# 测试 2: ADDI
+echo "【测试 2】ADDI 指令: addi v0, a0, 100"
+cpu PC 0x80000000
+cpu A0 0x00000050
+cpu V0 0x00000000
+sysbus WriteDoubleWord 0x80000000 0x20820064
+cpu Step 1
+echo "  执行后 V0 ="
+cpu V0
+echo "  (预期: 180)"
+echo ""
+
+# 测试 3: AND
+echo "【测试 3】AND 指令: and v0, a0, a1"
+cpu PC 0x80000000
+cpu A0 0xFF00FF00
+cpu A1 0xF0F0F0F0
+cpu V0 0x00000000
+sysbus WriteDoubleWord 0x80000000 0x00851024
+cpu Step 1
+echo "  执行后 V0 ="
+cpu V0
+echo "  (预期: 0xF000F000 = 4026593024)"
+echo ""
+
+# 测试 4: LUI
+echo "【测试 4】LUI 指令: lui v0, 0x1234"
+cpu PC 0x80000000
+cpu V0 0x00000000
+sysbus WriteDoubleWord 0x80000000 0x3C021234
+cpu Step 1
+echo "  执行后 V0 ="
+cpu V0
+echo "  (预期: 0x12340000 = 305397760)"
+echo ""
+
+# 测试 5: LUI + ORI
+echo "【测试 5】LUI + ORI 组合: 加载 0x12345678"
+cpu PC 0x80000000
+cpu V0 0x00000000
+sysbus WriteDoubleWord 0x80000000 0x3C021234
+sysbus WriteDoubleWord 0x80000004 0x34425678
+cpu Step 1
+echo "  LUI 后 V0 ="
+cpu V0
+echo "  (预期: 0x12340000)"
+cpu Step 1
+echo "  ORI 后 V0 ="
+cpu V0
+echo "  (预期: 0x12345678 = 305419896)"
+echo ""
+
+echo "=========================================="
+echo "测试完成！"
+echo "如果所有结果与预期一致，说明指令翻译正常工作"
+echo "=========================================="

scripts/single-node/mips32_test.resc

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+:name: MIPS32 Test
+:description: MIPS32 CPU基础测试脚本
+
+$name?="MIPS32-Test"
+
+using sysbus
+mach create $name
+
+# 加载平台描述文件
+machine LoadPlatformDescription @platforms/cpus/mips32_simple.repl
+
+# 显示UART分析器
+showAnalyzer uart
+
+# 设置CPU寄存器初始值用于测试
+macro reset
+"""
+    # 设置PC到内存起始地址
+    cpu PC 0x80000000
+
+    # 设置栈指针
+    cpu SP 0x8FFFFFFF
+
+    # 显示寄存器状态
+    cpu IsHalted false
+"""
+
+runMacro $reset
+
+# 可以在这里手动设置寄存器值进行测试
+# 例如：
+# cpu A0 0x12345678
+# cpu V0 0xABCDEF00

scripts/single-node/sparc32_simple.repl

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+// SPARC32 简单测试平台
+// 包含一个 SPARC CPU (LEON3) 和内存
+// 用于调试 translate.c
+
+cpu: CPU.Sparc @ sysbus
+    cpuType: "LEON3"
+
+mem: Memory.MappedMemory @ sysbus 0x80000000
+    size: 0x10000000
+
+uart: UART.LiteX_UART @ sysbus 0x10000000
+    -> cpu@0