//全局 `define RstEnable 1'b1 `define RstDisable 1'b0 `define ZeroWord 32'h00000000 `define WriteEnable 1'b1 `define WriteDisable 1'b0 `define ReadEnable 1'b1 `define ReadDisable 1'b0 `define AluOpBus 7:0 `define AluSelBus 2:0 `define InstValid 1'b0 `define InstInvalid 1'b1 `define Stop 1'b1 `define NoStop 1'b0 `define InDelaySlot 1'b1 `define NotInDelaySlot 1'b0 `define Branch 1'b1 `define NotBranch 1'b0 `define InterruptAssert 1'b1 `define InterruptNotAssert 1'b0 `define TrapAssert 1'b1 `define TrapNotAssert 1'b0 `define True_v 1'b1 `define False_v 1'b0 `define ChipEnable 1'b1 `define ChipDisable 1'b0 //指令 `define EXE_AND 6'b100100 `define EXE_OR 6'b100101 `define EXE_XOR 6'b100110 `define EXE_NOR 6'b100111 `define EXE_ANDI 6'b001100 `define EXE_ORI 6'b001101 `define EXE_XORI 6'b001110 `define EXE_LUI 6'b001111 `define EXE_SLL 6'b000000 `define EXE_SLLV 6'b000100 `define EXE_SRL 6'b000010 `define EXE_SRLV 6'b000110 `define EXE_SRA 6'b000011 `define EXE_SRAV 6'b000111 `define EXE_SYNC 6'b001111 `define EXE_PREF 6'b110011 `define EXE_MOVZ 6'b001010 `define EXE_MOVN 6'b001011 `define EXE_MFHI 6'b010000 `define EXE_MTHI 6'b010001 `define EXE_MFLO 6'b010010 `define EXE_MTLO 6'b010011 `define EXE_SLT 6'b101010 `define EXE_SLTU 6'b101011 `define EXE_SLTI 6'b001010 `define EXE_SLTIU 6'b001011 `define EXE_ADD 6'b100000 `define EXE_ADDU 6'b100001 `define EXE_SUB 6'b100010 `define EXE_SUBU 6'b100011 `define EXE_ADDI 6'b001000 `define EXE_ADDIU 6'b001001 `define EXE_CLZ 6'b100000 `define EXE_CLO 6'b100001 `define EXE_MULT 6'b011000 `define EXE_MULTU 6'b011001 `define EXE_MUL 6'b000010 `define EXE_MADD 6'b000000 `define EXE_MADDU 6'b000001 `define EXE_MSUB 6'b000100 `define EXE_MSUBU 6'b000101 `define EXE_DIV 6'b011010 `define EXE_DIVU 6'b011011 `define EXE_J 6'b000010 `define EXE_JAL 6'b000011 `define EXE_JALR 6'b001001 `define EXE_JR 6'b001000 `define EXE_BEQ 6'b000100 `define EXE_BGEZ 5'b00001 `define EXE_BGEZAL 5'b10001 `define EXE_BGTZ 6'b000111 `define EXE_BLEZ 6'b000110 `define EXE_BLTZ 5'b00000 `define EXE_BLTZAL 5'b10000 `define EXE_BNE 6'b000101 `define EXE_LB 6'b100000 `define EXE_LBU 6'b100100 `define EXE_LH 6'b100001 `define EXE_LHU 6'b100101 `define EXE_LL 6'b110000 `define EXE_LW 6'b100011 `define EXE_LWL 6'b100010 `define EXE_LWR 6'b100110 `define EXE_SB 6'b101000 `define EXE_SC 6'b111000 `define EXE_SH 6'b101001 `define EXE_SW 6'b101011 `define EXE_SWL 6'b101010 `define EXE_SWR 6'b101110 `define EXE_NOP 6'b000000 `define SSNOP 32'b00000000000000000000000001000000 `define EXE_SPECIAL_INST 6'b000000 `define EXE_REGIMM_INST 6'b000001 `define EXE_SPECIAL2_INST 6'b011100 //AluOp `define EXE_AND_OP 8'b00100100 `define EXE_OR_OP 8'b00100101 `define EXE_XOR_OP 8'b00100110 `define EXE_NOR_OP 8'b00100111 `define EXE_ANDI_OP 8'b01011001 `define EXE_ORI_OP 8'b01011010 `define EXE_XORI_OP 8'b01011011 `define EXE_LUI_OP 8'b01011100 `define EXE_SLL_OP 8'b01111100 `define EXE_SLLV_OP 8'b00000100 `define EXE_SRL_OP 8'b00000010 `define EXE_SRLV_OP 8'b00000110 `define EXE_SRA_OP 8'b00000011 `define EXE_SRAV_OP 8'b00000111 `define EXE_MOVZ_OP 8'b00001010 `define EXE_MOVN_OP 8'b00001011 `define EXE_MFHI_OP 8'b00010000 `define EXE_MTHI_OP 8'b00010001 `define EXE_MFLO_OP 8'b00010010 `define EXE_MTLO_OP 8'b00010011 `define EXE_SLT_OP 8'b00101010 `define EXE_SLTU_OP 8'b00101011 `define EXE_SLTI_OP 8'b01010111 `define EXE_SLTIU_OP 8'b01011000 `define EXE_ADD_OP 8'b00100000 `define EXE_ADDU_OP 8'b00100001 `define EXE_SUB_OP 8'b00100010 `define EXE_SUBU_OP 8'b00100011 `define EXE_ADDI_OP 8'b01010101 `define EXE_ADDIU_OP 8'b01010110 `define EXE_CLZ_OP 8'b10110000 `define EXE_CLO_OP 8'b10110001 `define EXE_MULT_OP 8'b00011000 `define EXE_MULTU_OP 8'b00011001 `define EXE_MUL_OP 8'b10101001 `define EXE_MADD_OP 8'b10100110 `define EXE_MADDU_OP 8'b10101000 `define EXE_MSUB_OP 8'b10101010 `define EXE_MSUBU_OP 8'b10101011 `define EXE_DIV_OP 8'b00011010 `define EXE_DIVU_OP 8'b00011011 `define EXE_J_OP 8'b01001111 `define EXE_JAL_OP 8'b01010000 `define EXE_JALR_OP 8'b00001001 `define EXE_JR_OP 8'b00001000 `define EXE_BEQ_OP 8'b01010001 `define EXE_BGEZ_OP 8'b01000001 `define EXE_BGEZAL_OP 8'b01001011 `define EXE_BGTZ_OP 8'b01010100 `define EXE_BLEZ_OP 8'b01010011 `define EXE_BLTZ_OP 8'b01000000 `define EXE_BLTZAL_OP 8'b01001010 `define EXE_BNE_OP 8'b01010010 `define EXE_LB_OP 8'b11100000 `define EXE_LBU_OP 8'b11100100 `define EXE_LH_OP 8'b11100001 `define EXE_LHU_OP 8'b11100101 `define EXE_LL_OP 8'b11110000 `define EXE_LW_OP 8'b11100011 `define EXE_LWL_OP 8'b11100010 `define EXE_LWR_OP 8'b11100110 `define EXE_PREF_OP 8'b11110011 `define EXE_SB_OP 8'b11101000 `define EXE_SC_OP 8'b11111000 `define EXE_SH_OP 8'b11101001 `define EXE_SW_OP 8'b11101011 `define EXE_SWL_OP 8'b11101010 `define EXE_SWR_OP 8'b11101110 `define EXE_SYNC_OP 8'b00001111 `define EXE_MFC0_OP 8'b01011101 `define EXE_MTC0_OP 8'b01100000 `define EXE_NOP_OP 8'b00000000 //AluSel `define EXE_RES_LOGIC 3'b001 `define EXE_RES_SHIFT 3'b010 `define EXE_RES_MOVE 3'b011 `define EXE_RES_ARITHMETIC 3'b100 `define EXE_RES_MUL 3'b101 `define EXE_RES_JUMP_BRANCH 3'b110 `define EXE_RES_LOAD_STORE 3'b111 `define EXE_RES_NOP 3'b000 //指令存储器inst_rom `define InstAddrBus 31:0 `define InstBus 31:0 `define InstMemNum 131071 `define InstMemNumLog2 17 //数据存储器data_ram `define DataAddrBus 31:0 `define DataBus 31:0 `define DataMemNum 131071 `define DataMemNumLog2 17 `define ByteWidth 7:0 //通用寄存器regfile `define RegAddrBus 4:0 `define RegBus 31:0 `define RegWidth 32 `define DoubleRegWidth 64 `define DoubleRegBus 63:0 `define RegNum 32 `define RegNumLog2 5 `define NOPRegAddr 5'b00000 //除法div `define DivFree 2'b00 `define DivByZero 2'b01 `define DivOn 2'b10 `define DivEnd 2'b11 `define DivResultReady 1'b1 `define DivResultNotReady 1'b0 `define DivStart 1'b1 `define DivStop 1'b0 //CP0寄存器地址 `define CP0_REG_COUNT 5'b01001 //可读写 `define CP0_REG_COMPARE 5'b01011 //可读写 `define CP0_REG_STATUS 5'b01100 //可读写 `define CP0_REG_CAUSE 5'b01101 //只读 `define CP0_REG_EPC 5'b01110 //可读写 `define CP0_REG_PrId 5'b01111 //只读 `define CP0_REG_CONFIG 5'b10000 //只读