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9 Commits

Author SHA1 Message Date
b4e64b8f52 Code Optimization and Clean Up 2025-01-02 17:12:14 +08:00
106519d1ab Case closed 2025-01-02 17:11:45 +08:00
7ae5ee8c39 SystemVerilog Module Complete 2025-01-01 23:19:43 +08:00
99703db0db Quest Completed! 2025-01-01 23:17:04 +08:00
c198fcab4f Micore need to be fixed 2024-12-31 11:23:29 +08:00
c5eba63085 Fix bugs in Sicore 2024-12-31 09:28:33 +08:00
b4cb98d8a9 Add single cycle edition 2024-12-31 01:30:15 +08:00
de44f7d8d3 Try to rebuild the core 2024-12-30 20:09:10 +08:00
e8e6b6ddb3 Still need to fix 2024-12-30 00:36:45 +08:00
246 changed files with 55649 additions and 1786 deletions

2
.gitignore vendored
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@@ -8,6 +8,8 @@
*.code-workspace *.code-workspace
target/* target/*
.vscode .vscode
test_run_dir
target
# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml # virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
hs_err_pid* hs_err_pid*

686
Core.sv
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@@ -19,297 +19,409 @@
// //
////////////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////////
module Core( module Core(
input clock, input clock,
reset, reset,
output [31:0] io_imem_addr, output [31:0] io_imem_addr,
input [31:0] io_imem_inst, input [31:0] io_imem_inst,
output [31:0] io_dmem_addr, output [31:0] io_dmem_addr,
input [31:0] io_dmem_rdata, input [31:0] io_dmem_rdata,
output io_dmem_wen, output io_dmem_wen,
output [31:0] io_dmem_wdata, output [31:0] io_dmem_wdata,
output io_exit, output [3:0] io_anodes,
output [31:0] s0_value output [6:0] io_segments,
); output io_exit
);
wire [31:0] _regfile_ext_R0_data; wire exe_jmp_flg;
wire [31:0] _regfile_ext_R1_data; wire exe_br_flg;
reg [31:0] id_reg_pc; wire [31:0] _regfile_ext_R0_data;
reg [31:0] id_reg_inst; wire [31:0] _regfile_ext_R1_data;
reg [31:0] exe_reg_pc; reg [31:0] id_reg_pc;
reg [4:0] exe_reg_wb_addr; reg [31:0] id_reg_inst;
reg [31:0] exe_reg_op1_data; reg [31:0] exe_reg_pc;
reg [31:0] exe_reg_op2_data; reg [4:0] exe_reg_wb_addr;
reg [31:0] exe_reg_rs2_data; reg [31:0] exe_reg_op1_data;
reg [4:0] exe_reg_exe_fun; reg [31:0] exe_reg_op2_data;
reg [1:0] exe_reg_mem_wen; reg [31:0] exe_reg_rt_data;
reg [1:0] exe_reg_rf_wen; reg [4:0] exe_reg_exe_fun;
reg [2:0] exe_reg_wb_sel; reg [1:0] exe_reg_mem_wen;
reg [31:0] exe_reg_imm_b_sext; reg [1:0] exe_reg_rf_wen;
reg [31:0] mem_reg_pc; reg [2:0] exe_reg_wb_sel;
reg [4:0] mem_reg_wb_addr; reg [31:0] exe_reg_imm_i_sext;
reg [31:0] mem_reg_alu_out; reg [31:0] mem_reg_pc;
reg [31:0] mem_reg_rs2_data; reg [4:0] mem_reg_wb_addr;
reg [1:0] mem_reg_rf_wen; reg [31:0] mem_reg_rt_data;
reg [2:0] mem_reg_wb_sel; reg [1:0] mem_reg_mem_wen;
reg [1:0] mem_reg_mem_wen; reg [1:0] mem_reg_rf_wen;
reg [4:0] wb_reg_wb_addr; reg [2:0] mem_reg_wb_sel;
reg [1:0] wb_reg_rf_wen; reg [31:0] mem_reg_alu_out;
reg [31:0] wb_reg_wb_data; reg [4:0] wb_reg_wb_addr;
reg [31:0] if_reg_pc; reg [1:0] wb_reg_rf_wen;
wire _id_rs2_data_T_5 = wb_reg_rf_wen == 2'h1; reg [31:0] wb_reg_wb_data;
wire exe_br_flg = reg [31:0] if_reg_pc;
exe_reg_exe_fun == 5'hC wire _id_inst_T = exe_br_flg | exe_jmp_flg;
? exe_reg_op1_data != exe_reg_op2_data wire _id_rt_data_T_2 = exe_reg_rf_wen == 2'h1;
: exe_reg_exe_fun == 5'hB & exe_reg_op1_data == exe_reg_op2_data; wire stall_flg =
wire exe_jmp_flg = exe_reg_wb_sel == 3'h3; _id_rt_data_T_2 & (|(id_reg_inst[25:21])) & id_reg_inst[25:21] == exe_reg_wb_addr
always @(posedge clock) begin | _id_rt_data_T_2 & (|(id_reg_inst[20:16])) & id_reg_inst[20:16] == exe_reg_wb_addr;
automatic logic _id_inst_T = exe_br_flg | exe_jmp_flg; wire [31:0] id_inst = _id_inst_T | stall_flg ? 32'h20000000 : id_reg_inst;
automatic logic _id_rs2_data_hazard_T = exe_reg_rf_wen == 2'h1; wire _id_rt_data_T_8 = wb_reg_rf_wen == 2'h1;
automatic logic stall_flg; wire _exe_alu_out_T = exe_reg_exe_fun == 5'h1;
automatic logic [31:0] id_inst; wire [31:0] _exe_alu_out_T_1 = exe_reg_op1_data + exe_reg_op2_data;
automatic logic _id_rs2_data_T_2; wire _exe_alu_out_T_3 = exe_reg_exe_fun == 5'h2;
automatic logic _id_rs2_data_T; wire [31:0] _exe_alu_out_T_4 = exe_reg_op1_data - exe_reg_op2_data;
automatic logic [31:0] _id_rs2_data_T_8; wire _exe_alu_out_T_6 = exe_reg_exe_fun == 5'h3;
automatic logic [16:0] _GEN; wire [31:0] _exe_alu_out_T_7 = exe_reg_op1_data & exe_reg_op2_data;
automatic logic _csignals_T_5; wire _exe_alu_out_T_8 = exe_reg_exe_fun == 5'h4;
automatic logic [19:0] _GEN_0; wire [31:0] _exe_alu_out_T_9 = exe_reg_op1_data | exe_reg_op2_data;
automatic logic _csignals_T_7; wire _exe_alu_out_T_10 = exe_reg_exe_fun == 5'h5;
automatic logic _csignals_T_9; wire [31:0] _exe_alu_out_T_11 = exe_reg_op1_data ^ exe_reg_op2_data;
automatic logic _csignals_T_11; wire _exe_alu_out_T_12 = exe_reg_exe_fun == 5'h6;
automatic logic _csignals_T_13; wire [62:0] _exe_alu_out_T_14 = {31'h0, exe_reg_op1_data} << exe_reg_op2_data[4:0];
automatic logic _csignals_T_15; wire _exe_alu_out_T_16 = exe_reg_exe_fun == 5'h7;
automatic logic _csignals_T_17; wire [31:0] _GEN = {27'h0, exe_reg_op2_data[4:0]};
automatic logic _csignals_T_19; wire [31:0] _exe_alu_out_T_18 = exe_reg_op1_data >> _GEN;
automatic logic [16:0] _GEN_1; wire _exe_alu_out_T_19 = exe_reg_exe_fun == 5'h8;
automatic logic _csignals_T_21; wire [31:0] _exe_alu_out_T_22 = $signed($signed(exe_reg_op1_data) >>> _GEN);
automatic logic _csignals_T_23; wire _exe_alu_out_T_24 = exe_reg_exe_fun == 5'h9;
automatic logic _csignals_T_25; wire _exe_alu_out_T_28 = exe_reg_exe_fun == 5'hD;
automatic logic _csignals_T_27; wire [31:0] _exe_alu_out_T_29 = _exe_alu_out_T_28 ? exe_reg_op1_data : 32'h0;
automatic logic _csignals_T_29; wire [31:0] _GEN_0 = {31'h0, $signed(exe_reg_op1_data) < $signed(exe_reg_op2_data)};
automatic logic _csignals_T_31; wire [31:0] exe_alu_out =
automatic logic _csignals_T_33; _exe_alu_out_T
automatic logic _csignals_T_35; ? _exe_alu_out_T_1
automatic logic _csignals_T_37; : _exe_alu_out_T_3
automatic logic _csignals_T_39; ? _exe_alu_out_T_4
automatic logic _GEN_2; : _exe_alu_out_T_6
automatic logic _GEN_3; ? _exe_alu_out_T_7
automatic logic [1:0] csignals_1; : _exe_alu_out_T_8
automatic logic [2:0] _csignals_T_95; ? _exe_alu_out_T_9
automatic logic [31:0] _GEN_4 = {27'h0, exe_reg_op2_data[4:0]}; : _exe_alu_out_T_10
automatic logic [62:0] _exe_alu_out_T_8 = ? _exe_alu_out_T_11
{31'h0, exe_reg_op1_data} << exe_reg_op2_data[4:0]; : _exe_alu_out_T_12
automatic logic [31:0] exe_alu_out; ? _exe_alu_out_T_14[31:0]
stall_flg = : _exe_alu_out_T_16
_id_rs2_data_hazard_T & (|(id_reg_inst[25:21])) ? _exe_alu_out_T_18
& id_reg_inst[25:21] == exe_reg_wb_addr | _id_rs2_data_hazard_T : _exe_alu_out_T_19
& (|(id_reg_inst[20:16])) & id_reg_inst[20:16] == exe_reg_wb_addr; ? _exe_alu_out_T_22
id_inst = _id_inst_T | stall_flg ? 32'h0 : id_reg_inst; : _exe_alu_out_T_24 ? _GEN_0 : _exe_alu_out_T_29;
_id_rs2_data_T_2 = mem_reg_rf_wen == 2'h1; assign exe_br_flg =
_id_rs2_data_T = id_reg_inst[20:16] == 5'h0; exe_reg_exe_fun == 5'hB
_id_rs2_data_T_8 = ? exe_reg_op1_data == exe_reg_op2_data
id_reg_inst[20:16] == mem_reg_wb_addr & _id_rs2_data_T_2 : exe_reg_exe_fun == 5'hC & exe_reg_op1_data != exe_reg_op2_data;
? mem_reg_alu_out assign exe_jmp_flg = exe_reg_wb_sel == 3'h3;
: id_reg_inst[20:16] == wb_reg_wb_addr & _id_rs2_data_T_5 wire [31:0] mem_wb_data =
? wb_reg_wb_data mem_reg_wb_sel == 3'h2
: _regfile_ext_R0_data; ? io_dmem_rdata
_GEN = {id_inst[31:26], id_inst[10:0]}; : mem_reg_wb_sel == 3'h3 ? mem_reg_pc + 32'h4 : mem_reg_alu_out;
_csignals_T_5 = _GEN == 17'h20; always @(posedge clock) begin
_GEN_0 = {id_inst[31:28], id_inst[15:0]}; if (reset) begin
_csignals_T_7 = _GEN_0 == 20'h80000; id_reg_pc <= 32'h0;
_csignals_T_9 = _GEN == 17'h22; id_reg_inst <= 32'h0;
_csignals_T_11 = _GEN == 17'h24; exe_reg_pc <= 32'h0;
_csignals_T_13 = _GEN == 17'h25; exe_reg_wb_addr <= 5'h0;
_csignals_T_15 = _GEN == 17'h26; exe_reg_op1_data <= 32'h0;
_csignals_T_17 = _GEN_0 == 20'hC0000; exe_reg_op2_data <= 32'h0;
_csignals_T_19 = _GEN_0 == 20'hD0000; exe_reg_rt_data <= 32'h0;
_GEN_1 = {id_inst[30:20], id_inst[5:0]}; exe_reg_exe_fun <= 5'h0;
_csignals_T_21 = _GEN_1 == 17'h0; exe_reg_mem_wen <= 2'h0;
_csignals_T_23 = _GEN_1 == 17'h2; exe_reg_rf_wen <= 2'h0;
_csignals_T_25 = _GEN_1 == 17'h3; exe_reg_wb_sel <= 3'h0;
_csignals_T_27 = _GEN == 17'h2A; exe_reg_imm_i_sext <= 32'h0;
_csignals_T_29 = _GEN_0 == 20'h40000; mem_reg_pc <= 32'h0;
_csignals_T_31 = _GEN_0 == 20'h50000; mem_reg_wb_addr <= 5'h0;
_csignals_T_33 = id_inst == 32'hC000000; mem_reg_rt_data <= 32'h0;
_csignals_T_35 = _GEN_0 == 20'h8; mem_reg_mem_wen <= 2'h0;
_csignals_T_37 = {id_inst[31:22], id_inst[9:0]} == 20'h78000; mem_reg_rf_wen <= 2'h0;
_csignals_T_39 = id_inst == 32'h0; mem_reg_wb_sel <= 3'h0;
_GEN_2 = _csignals_T_29 | _csignals_T_31; mem_reg_alu_out <= 32'h0;
_GEN_3 = _csignals_T_21 | _csignals_T_23 | _csignals_T_25 | _csignals_T_27 | _GEN_2; wb_reg_wb_addr <= 5'h0;
csignals_1 = wb_reg_rf_wen <= 2'h0;
_csignals_T_5 | _csignals_T_7 | _csignals_T_9 | _csignals_T_11 | _csignals_T_13 wb_reg_wb_data <= 32'h0;
| _csignals_T_15 | _csignals_T_17 | _csignals_T_19 | _GEN_3 if_reg_pc <= 32'h0;
? 2'h0 end
: _csignals_T_33 else begin
? 2'h1 automatic logic _id_rt_data_T_5;
: _csignals_T_35 ? 2'h0 : {_csignals_T_37 | _csignals_T_39, 1'h0}; automatic logic _id_rt_data_T;
_csignals_T_95 = automatic logic _id_rt_data_T_3;
_csignals_T_5 automatic logic _id_rt_data_T_6;
? 3'h1 automatic logic _id_rt_data_T_9;
: _csignals_T_7 automatic logic [31:0] id_imm_i_sext;
? 3'h2 automatic logic _csignals_T_1 = id_inst[31:26] == 6'h23;
: _csignals_T_9 | _csignals_T_11 | _csignals_T_13 | _csignals_T_15 automatic logic _csignals_T_3;
? 3'h1 automatic logic [11:0] _GEN_1 = {id_inst[31:26], id_inst[5:0]};
: _csignals_T_17 | _csignals_T_19 automatic logic _csignals_T_5 = _GEN_1 == 12'h20;
? 3'h2 automatic logic _csignals_T_7 = id_inst[31:26] == 6'h8;
: _GEN_3 automatic logic _csignals_T_9;
? 3'h1 automatic logic _csignals_T_11;
: _csignals_T_33 automatic logic _csignals_T_13;
? 3'h4 automatic logic _csignals_T_15;
: _csignals_T_35 automatic logic _csignals_T_17;
? 3'h0 automatic logic _csignals_T_19;
: _csignals_T_37 ? 3'h5 : {2'h0, ~_csignals_T_39}; automatic logic _csignals_T_21;
exe_alu_out = automatic logic _csignals_T_23;
exe_reg_exe_fun == 5'hE automatic logic _csignals_T_25;
? exe_reg_op1_data automatic logic [16:0] _GEN_2 = {id_inst[31:21], id_inst[5:0]};
: exe_reg_exe_fun == 5'h9 automatic logic _csignals_T_27;
? {31'h0, $signed(exe_reg_op1_data) < $signed(exe_reg_op2_data)} automatic logic _csignals_T_29;
: exe_reg_exe_fun == 5'h8 automatic logic _csignals_T_31;
? $signed($signed(exe_reg_op1_data) >>> _GEN_4) automatic logic _csignals_T_33;
: exe_reg_exe_fun == 5'h7 automatic logic _csignals_T_35;
? exe_reg_op1_data >> _GEN_4 automatic logic _GEN_3;
: exe_reg_exe_fun == 5'h6 automatic logic _GEN_4;
? _exe_alu_out_T_8[31:0] automatic logic [1:0] csignals_1;
: exe_reg_exe_fun == 5'h5 automatic logic [2:0] csignals_2;
? exe_reg_op1_data ^ exe_reg_op2_data automatic logic _GEN_5;
: exe_reg_exe_fun == 5'h4 automatic logic _GEN_6;
? exe_reg_op1_data | exe_reg_op2_data _id_rt_data_T_5 = mem_reg_rf_wen == 2'h1;
: exe_reg_exe_fun == 5'h3 _id_rt_data_T = id_inst[20:16] == 5'h0;
? exe_reg_op1_data & exe_reg_op2_data _id_rt_data_T_3 = id_inst[20:16] == exe_reg_wb_addr & _id_rt_data_T_2;
: exe_reg_exe_fun == 5'h2 _id_rt_data_T_6 = id_inst[20:16] == mem_reg_wb_addr & _id_rt_data_T_5;
? exe_reg_op1_data - exe_reg_op2_data _id_rt_data_T_9 = id_inst[20:16] == wb_reg_wb_addr & _id_rt_data_T_8;
: exe_reg_exe_fun == 5'h1 id_imm_i_sext = {{16{id_inst[15]}}, id_inst[15:0]};
? exe_reg_op1_data + exe_reg_op2_data _csignals_T_3 = id_inst[31:26] == 6'h2B;
: 32'h0; _csignals_T_9 = _GEN_1 == 12'h22;
if (~stall_flg) _csignals_T_11 = _GEN_1 == 12'h24;
id_reg_pc <= if_reg_pc; _csignals_T_13 = _GEN_1 == 12'h25;
if (_id_inst_T) _csignals_T_15 = _GEN_1 == 12'h26;
id_reg_inst <= 32'h0; _csignals_T_17 = id_inst[31:26] == 6'hC;
else if (~stall_flg) _csignals_T_19 = id_inst[31:26] == 6'hD;
id_reg_inst <= io_imem_inst; _csignals_T_21 = _GEN_1 == 12'h2A;
exe_reg_pc <= id_reg_pc; _csignals_T_23 = id_inst[31:26] == 6'h4;
exe_reg_wb_addr <= id_reg_inst[15:11]; _csignals_T_25 = id_inst[31:26] == 6'h5;
if (csignals_1 == 2'h0) _csignals_T_27 = _GEN_2 == 17'h0;
exe_reg_op1_data <= _csignals_T_29 = _GEN_2 == 17'h2;
id_reg_inst[25:21] == 5'h0 _csignals_T_31 = _GEN_2 == 17'h3;
? 32'h0 _csignals_T_33 = id_inst[31:26] == 6'h3;
: id_reg_inst[25:21] == mem_reg_wb_addr & _id_rs2_data_T_2 _csignals_T_35 = _GEN_1 == 12'h8;
? mem_reg_alu_out _GEN_3 = _csignals_T_27 | _csignals_T_29 | _csignals_T_31;
: id_reg_inst[25:21] == wb_reg_wb_addr & _id_rs2_data_T_5 _GEN_4 = _csignals_T_21 | _csignals_T_23 | _csignals_T_25 | _GEN_3;
? wb_reg_wb_data csignals_1 =
: _regfile_ext_R1_data; _csignals_T_1 | _csignals_T_3 | _csignals_T_5 | _csignals_T_7 | _csignals_T_9
else if (csignals_1 == 2'h1) | _csignals_T_11 | _csignals_T_13 | _csignals_T_15 | _csignals_T_17
exe_reg_op1_data <= id_reg_pc; | _csignals_T_19 | _GEN_4 | ~_csignals_T_33
else ? 2'h1
: 2'h2;
csignals_2 =
_csignals_T_1 | _csignals_T_3
? 3'h2
: _csignals_T_5
? 3'h1
: _csignals_T_7
? 3'h2
: _csignals_T_9 | _csignals_T_11 | _csignals_T_13 | _csignals_T_15
? 3'h1
: _csignals_T_17 | _csignals_T_19
? 3'h2
: _GEN_4
? 3'h1
: _csignals_T_33 ? 3'h4 : {2'h0, ~_csignals_T_35};
_GEN_5 = _csignals_T_23 | _csignals_T_25;
_GEN_6 =
_csignals_T_5 | _csignals_T_7 | _csignals_T_9 | _csignals_T_11 | _csignals_T_13
| _csignals_T_15 | _csignals_T_17 | _csignals_T_19 | _csignals_T_21;
if (~stall_flg)
id_reg_pc <= if_reg_pc;
if (_id_inst_T)
id_reg_inst <= 32'h20000000;
else if (~stall_flg)
id_reg_inst <= io_imem_inst;
exe_reg_pc <= id_reg_pc;
if ((_csignals_T_1
? 3'h2
: _csignals_T_3
? 3'h0
: _GEN_6
? 3'h1
: _GEN_5
? 3'h0
: _GEN_3 ? 3'h1 : _csignals_T_33 ? 3'h3 : 3'h0) == 3'h1
& id_inst[31:26] == 6'h0)
exe_reg_wb_addr <= id_inst[15:11];
else if (id_inst[31:26] == 6'h3)
exe_reg_wb_addr <= 5'h1F;
else
exe_reg_wb_addr <= id_inst[20:16];
if (csignals_1 == 2'h1) begin
if (id_inst[25:21] == 5'h0)
exe_reg_op1_data <= 32'h0;
else if (id_inst[25:21] == exe_reg_wb_addr & _id_rt_data_T_2) begin
if (_exe_alu_out_T)
exe_reg_op1_data <= _exe_alu_out_T_1;
else if (_exe_alu_out_T_3)
exe_reg_op1_data <= _exe_alu_out_T_4;
else if (_exe_alu_out_T_6)
exe_reg_op1_data <= _exe_alu_out_T_7;
else if (_exe_alu_out_T_8)
exe_reg_op1_data <= _exe_alu_out_T_9;
else if (_exe_alu_out_T_10)
exe_reg_op1_data <= _exe_alu_out_T_11;
else if (_exe_alu_out_T_12)
exe_reg_op1_data <= _exe_alu_out_T_14[31:0];
else if (_exe_alu_out_T_16)
exe_reg_op1_data <= _exe_alu_out_T_18;
else if (_exe_alu_out_T_19)
exe_reg_op1_data <= _exe_alu_out_T_22;
else if (_exe_alu_out_T_24)
exe_reg_op1_data <= _GEN_0;
else if (~_exe_alu_out_T_28)
exe_reg_op1_data <= 32'h0; exe_reg_op1_data <= 32'h0;
if (_csignals_T_95 == 3'h5) end
exe_reg_op2_data <= {id_inst[15:0], 16'h0}; else if (id_inst[25:21] == mem_reg_wb_addr & _id_rt_data_T_5)
else if (_csignals_T_95 == 3'h4) exe_reg_op1_data <= mem_wb_data;
exe_reg_op2_data <= {{4{id_inst[25]}}, id_inst[25:0], 2'h0}; else if (id_inst[25:21] == wb_reg_wb_addr & _id_rt_data_T_8)
else if (_csignals_T_95 == 3'h3 | _csignals_T_95 == 3'h2) exe_reg_op1_data <= wb_reg_wb_data;
exe_reg_op2_data <= {{16{id_inst[15]}}, id_inst[15:0]};
else if (_csignals_T_95 != 3'h1 | _id_rs2_data_T)
exe_reg_op2_data <= 32'h0;
else else
exe_reg_op2_data <= _id_rs2_data_T_8; exe_reg_op1_data <= _regfile_ext_R1_data;
exe_reg_rs2_data <= _id_rs2_data_T ? 32'h0 : _id_rs2_data_T_8; end
if (_csignals_T_5 | _csignals_T_7) else if (csignals_1 == 2'h2)
exe_reg_exe_fun <= 5'h1; exe_reg_op1_data <= id_reg_pc;
else if (_csignals_T_9) else
exe_reg_exe_fun <= 5'h2; exe_reg_op1_data <= 32'h0;
else if (_csignals_T_11) if (csignals_2 == 3'h1) begin
exe_reg_exe_fun <= 5'h3; if (_id_rt_data_T)
else if (_csignals_T_13) exe_reg_op2_data <= 32'h0;
exe_reg_exe_fun <= 5'h4; else if (_id_rt_data_T_3) begin
else if (_csignals_T_15) if (_exe_alu_out_T)
exe_reg_exe_fun <= 5'h5; exe_reg_op2_data <= _exe_alu_out_T_1;
else if (_csignals_T_17) else if (_exe_alu_out_T_3)
exe_reg_exe_fun <= 5'h3; exe_reg_op2_data <= _exe_alu_out_T_4;
else if (_csignals_T_19) else if (_exe_alu_out_T_6)
exe_reg_exe_fun <= 5'h4; exe_reg_op2_data <= _exe_alu_out_T_7;
else if (_csignals_T_21) else if (_exe_alu_out_T_8)
exe_reg_exe_fun <= 5'h6; exe_reg_op2_data <= _exe_alu_out_T_9;
else if (_csignals_T_23) else if (_exe_alu_out_T_10)
exe_reg_exe_fun <= 5'h7; exe_reg_op2_data <= _exe_alu_out_T_11;
else if (_csignals_T_25) else if (_exe_alu_out_T_12)
exe_reg_exe_fun <= 5'h8; exe_reg_op2_data <= _exe_alu_out_T_14[31:0];
else if (_csignals_T_27) else if (_exe_alu_out_T_16)
exe_reg_exe_fun <= 5'h9; exe_reg_op2_data <= _exe_alu_out_T_18;
else if (_csignals_T_29) else if (_exe_alu_out_T_19)
exe_reg_exe_fun <= 5'hB; exe_reg_op2_data <= _exe_alu_out_T_22;
else if (_csignals_T_31) else if (_exe_alu_out_T_24)
exe_reg_exe_fun <= 5'hC; exe_reg_op2_data <= _GEN_0;
else
exe_reg_op2_data <= _exe_alu_out_T_29;
end
else if (_id_rt_data_T_6)
exe_reg_op2_data <= mem_wb_data;
else if (_id_rt_data_T_9)
exe_reg_op2_data <= wb_reg_wb_data;
else
exe_reg_op2_data <= _regfile_ext_R0_data;
end
else if (csignals_2 == 3'h2)
exe_reg_op2_data <= id_imm_i_sext;
else if (csignals_2 == 3'h4)
exe_reg_op2_data <= {4'h0, id_inst[25:0], 2'h0};
else
exe_reg_op2_data <= 32'h0;
exe_reg_rt_data <=
_id_rt_data_T
? 32'h0
: _id_rt_data_T_3
? exe_alu_out
: _id_rt_data_T_6
? mem_wb_data
: _id_rt_data_T_9 ? wb_reg_wb_data : _regfile_ext_R0_data;
if (_csignals_T_1 | _csignals_T_3 | _csignals_T_5 | _csignals_T_7)
exe_reg_exe_fun <= 5'h1;
else if (_csignals_T_9)
exe_reg_exe_fun <= 5'h2;
else if (_csignals_T_11)
exe_reg_exe_fun <= 5'h3;
else if (_csignals_T_13)
exe_reg_exe_fun <= 5'h4;
else if (_csignals_T_15)
exe_reg_exe_fun <= 5'h5;
else if (_csignals_T_17)
exe_reg_exe_fun <= 5'h3;
else if (_csignals_T_19)
exe_reg_exe_fun <= 5'h4;
else if (_csignals_T_21)
exe_reg_exe_fun <= 5'h9;
else if (_csignals_T_23)
exe_reg_exe_fun <= 5'hB;
else if (_csignals_T_25)
exe_reg_exe_fun <= 5'hC;
else if (_csignals_T_27)
exe_reg_exe_fun <= 5'h6;
else if (_csignals_T_29)
exe_reg_exe_fun <= 5'h7;
else if (_csignals_T_31)
exe_reg_exe_fun <= 5'h8;
else if (_csignals_T_33)
exe_reg_exe_fun <= 5'h1;
else if (_csignals_T_35)
exe_reg_exe_fun <= 5'hD;
else
exe_reg_exe_fun <= 5'h0;
exe_reg_mem_wen <= _csignals_T_1 ? 2'h0 : {1'h0, _csignals_T_3};
if (_csignals_T_1) begin
exe_reg_rf_wen <= 2'h1;
exe_reg_wb_sel <= 3'h2;
end
else if (_csignals_T_3) begin
exe_reg_rf_wen <= 2'h0;
exe_reg_wb_sel <= 3'h0;
end
else if (_GEN_6) begin
exe_reg_rf_wen <= 2'h1;
exe_reg_wb_sel <= 3'h1;
end
else if (_GEN_5) begin
exe_reg_rf_wen <= 2'h0;
exe_reg_wb_sel <= 3'h0;
end
else begin
exe_reg_rf_wen <=
{1'h0, _csignals_T_27 | _csignals_T_29 | _csignals_T_31 | _csignals_T_33};
if (_GEN_3)
exe_reg_wb_sel <= 3'h1;
else if (_csignals_T_33) else if (_csignals_T_33)
exe_reg_exe_fun <= 5'h1; exe_reg_wb_sel <= 3'h3;
else if (_csignals_T_35)
exe_reg_exe_fun <= 5'hE;
else else
exe_reg_exe_fun <= {4'h0, _csignals_T_37}; exe_reg_wb_sel <= 3'h0;
exe_reg_mem_wen <= 2'h0; end
if (_csignals_T_5 | _csignals_T_7 | _csignals_T_9 | _csignals_T_11 | _csignals_T_13 exe_reg_imm_i_sext <= id_imm_i_sext;
| _csignals_T_15 | _csignals_T_17 | _csignals_T_19 | _csignals_T_21 mem_reg_pc <= exe_reg_pc;
| _csignals_T_23 | _csignals_T_25 | _csignals_T_27) begin mem_reg_wb_addr <= exe_reg_wb_addr;
exe_reg_rf_wen <= 2'h1; mem_reg_rt_data <= exe_reg_rt_data;
exe_reg_wb_sel <= 3'h1; mem_reg_mem_wen <= exe_reg_mem_wen;
end mem_reg_rf_wen <= exe_reg_rf_wen;
else if (_GEN_2) begin mem_reg_wb_sel <= exe_reg_wb_sel;
exe_reg_rf_wen <= 2'h0; mem_reg_alu_out <= exe_alu_out;
exe_reg_wb_sel <= 3'h0; wb_reg_wb_addr <= mem_reg_wb_addr;
end wb_reg_rf_wen <= mem_reg_rf_wen;
else if (_csignals_T_33) begin wb_reg_wb_data <= mem_wb_data;
exe_reg_rf_wen <= 2'h1; if (exe_br_flg)
exe_reg_wb_sel <= 3'h3; if_reg_pc <= {exe_reg_imm_i_sext[29:0], 2'h0} + exe_reg_pc;
end else if (exe_jmp_flg)
else if (_csignals_T_35) begin if_reg_pc <= exe_alu_out;
exe_reg_rf_wen <= 2'h0; else if (~stall_flg)
exe_reg_wb_sel <= 3'h0; if_reg_pc <= if_reg_pc + 32'h4;
end end
else begin end // always @(posedge)
exe_reg_rf_wen <= {1'h0, _csignals_T_37}; regfile_32x32 regfile_ext (
exe_reg_wb_sel <= {2'h0, _csignals_T_37}; .R0_addr (id_inst[20:16]),
end .R0_en (1'h1),
exe_reg_imm_b_sext <= {{16{id_inst[15]}}, id_inst[15:0]}; .R0_clk (clock),
mem_reg_pc <= exe_reg_pc; .R0_data (_regfile_ext_R0_data),
mem_reg_wb_addr <= exe_reg_wb_addr; .R1_addr (id_inst[25:21]),
mem_reg_alu_out <= exe_alu_out; .R1_en (1'h1),
mem_reg_rs2_data <= exe_reg_rs2_data; .R1_clk (clock),
mem_reg_rf_wen <= exe_reg_rf_wen; .R1_data (_regfile_ext_R1_data),
mem_reg_wb_sel <= exe_reg_wb_sel; .W0_addr (wb_reg_wb_addr),
mem_reg_mem_wen <= exe_reg_mem_wen; .W0_en (_id_rt_data_T_8 & (|wb_reg_wb_addr)),
wb_reg_wb_addr <= mem_reg_wb_addr; .W0_clk (clock),
wb_reg_rf_wen <= mem_reg_rf_wen; .io_anodes (io_anodes),
wb_reg_wb_data <= .io_segments (io_segments),
mem_reg_wb_sel == 3'h3 .W0_data (wb_reg_wb_data)
? mem_reg_pc + 32'h4 );
: mem_reg_wb_sel == 3'h2 ? io_dmem_rdata : mem_reg_alu_out; assign io_imem_addr = if_reg_pc;
if (reset) assign io_dmem_addr = mem_reg_alu_out;
if_reg_pc <= 32'h0; assign io_dmem_wen = mem_reg_mem_wen[0];
else if (exe_br_flg) assign io_dmem_wdata = mem_reg_rt_data;
if_reg_pc <= exe_reg_pc + exe_reg_imm_b_sext; assign io_exit = id_reg_inst == 32'h114514;
else if (exe_jmp_flg)
if_reg_pc <= exe_alu_out;
else if (~stall_flg)
if_reg_pc <= if_reg_pc + 32'h4;
end // always @(posedge)
regfile_32x32 regfile_ext (
.R0_addr (id_reg_inst[20:16]),
.R0_en (1'h1),
.R0_clk (clock),
.R0_data (_regfile_ext_R0_data),
.R1_addr (id_reg_inst[25:21]),
.R1_en (1'h1),
.R1_clk (clock),
.R1_data (_regfile_ext_R1_data),
.W0_addr (wb_reg_wb_addr),
.W0_en (_id_rs2_data_T_5),
.W0_clk (clock),
.W0_data (wb_reg_wb_data)
);
assign io_imem_addr = if_reg_pc;
assign io_dmem_addr = mem_reg_alu_out;
assign io_dmem_wen = mem_reg_mem_wen[0];
assign io_dmem_wdata = mem_reg_rs2_data;
assign io_exit = id_reg_inst == 32'h00000000;
assign s0_value = _regfile_ext_R0_data;
endmodule endmodule

100
Memory.sv
View File

@@ -19,70 +19,42 @@
// //
////////////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////////
// VCS coverage exclude_file
module mem_512x32(
input [8:0] R0_addr,
input R0_en,
R0_clk,
output [31:0] R0_data,
input [8:0] R1_addr,
input R1_en,
R1_clk,
output [31:0] R1_data,
input [8:0] W0_addr,
input W0_en,
W0_clk,
input [31:0] W0_data
);
reg [31:0] Memory[0:511];
reg _R0_en_d0;
reg [8:0] _R0_addr_d0;
always @(posedge R0_clk) begin
_R0_en_d0 <= R0_en;
_R0_addr_d0 <= R0_addr;
end // always @(posedge)
reg _R1_en_d0;
reg [8:0] _R1_addr_d0;
always @(posedge R1_clk) begin
_R1_en_d0 <= R1_en;
_R1_addr_d0 <= R1_addr;
end // always @(posedge)
always @(posedge W0_clk) begin
if (W0_en & 1'h1)
Memory[W0_addr] <= W0_data;
end // always @(posedge)
`ifdef ENABLE_INITIAL_MEM_
initial
$readmemh("src/hex/mem.hex", Memory);
`endif // ENABLE_INITIAL_MEM_
assign R0_data = _R0_en_d0 ? Memory[_R0_addr_d0] : 32'bx;
assign R1_data = _R1_en_d0 ? Memory[_R1_addr_d0] : 32'bx;
endmodule
module Memory( module Memory(
input clock, input clock,
input [31:0] io_imem_addr, input [31:0] io_imem_addr,
output [31:0] io_imem_inst, output [31:0] io_imem_inst,
input [31:0] io_dmem_addr, input [31:0] io_dmem_addr,
output [31:0] io_dmem_rdata, output [31:0] io_dmem_rdata,
input io_dmem_wen, input io_dmem_wen,
input [31:0] io_dmem_wdata input [31:0] io_dmem_wdata
); );
mem_512x32 mem_ext (
.R0_addr (io_imem_addr[10:2]), reg [31:0] mem [0:63];
.R0_en (1'h1),
.R0_clk (clock),
.R0_data (io_imem_inst), initial begin
.R1_addr (io_dmem_addr[10:2]), mem[0] = 32'h20080001; // addi $t0, $zero, 1
.R1_en (1'h1), mem[1] = 32'h20100000; // addi $s0, $zero, 0
.R1_clk (clock), mem[2] = 32'h20120065; // addi $s2, $zero, 101
.R1_data (io_dmem_rdata), mem[3] = 32'h02088020; // add $s0, $s0, $t0
.W0_addr (io_dmem_addr[10:2]), mem[4] = 32'h21080001; // addi $t0, $t0, 1
.W0_en (io_dmem_wen), mem[5] = 32'h0112502a; // slt $t2, $t0, $s2
.W0_clk (clock), mem[6] = 32'h1540fffc; // bne $t2, $zero, -4
.W0_data (io_dmem_wdata) mem[7] = 32'h00000000; // nop
); mem[8] = 32'h00114514; // exit
end
assign io_imem_inst = mem[io_imem_addr[7:2]];
assign io_dmem_rdata = mem[io_dmem_addr[7:2]];
always @(posedge clock) begin
if (io_dmem_wen) begin
mem[io_dmem_addr[7:2]] <= io_dmem_wdata;
end
end
endmodule endmodule

View File

@@ -19,40 +19,36 @@
// //
////////////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////////
module regfile_32x32( module regfile_32x32(
input [4:0] R0_addr, input [4:0] R0_addr,
input R0_en, input R0_en,
R0_clk, R0_clk,
output [31:0] R0_data, output [31:0] R0_data,
input [4:0] R1_addr, input [4:0] R1_addr,
input R1_en, input R1_en,
R1_clk, R1_clk,
output [31:0] R1_data, output [31:0] R1_data,
input [4:0] W0_addr, input [4:0] W0_addr,
input W0_en, input W0_en,
W0_clk, W0_clk,
input [31:0] W0_data output [3:0] io_anodes,
); output [6:0] io_segments,
input [31:0] W0_data
reg [31:0] Memory[0:31]; );
reg _R0_en_d0;
reg [4:0] _R0_addr_d0;
always @(posedge R0_clk) begin
_R0_en_d0 <= R0_en;
_R0_addr_d0 <= R0_addr;
end // always @(posedge)
reg _R1_en_d0;
reg [4:0] _R1_addr_d0;
always @(posedge R1_clk) begin
_R1_en_d0 <= R1_en;
_R1_addr_d0 <= R1_addr;
end // always @(posedge)
always @(posedge W0_clk) begin
if (W0_en & 1'h1)
Memory[W0_addr] <= W0_data;
end // always @(posedge)
assign R0_data = _R0_en_d0 ? Memory[_R0_addr_d0] : 32'bx;
assign R1_data = _R1_en_d0 ? Memory[_R1_addr_d0] : 32'bx;
reg [31:0] Memory[0:31];
always @(posedge W0_clk) begin
if (W0_en & 1'h1)
Memory[W0_addr] <= W0_data;
end // always @(posedge)
assign R0_data = R0_en ? Memory[R0_addr] : 32'bx;
assign R1_data = R1_en ? Memory[R1_addr] : 32'bx;
wire [31:0] reg16_value = Memory[16];
DynamicDisplay display (
.clock (W0_clk),
.reset (1'b0),
.reg_result (reg16_value),
.io_anodes (io_anodes),
.io_segments (io_segments)
);
endmodule endmodule

78
Top.sv
View File

@@ -19,50 +19,40 @@
// //
////////////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////////
module Top( module Top(
input clock, input clock,
reset, reset,
output io_exit, output [3:0] io_anodes,
output [3:0] io_anodes, // 新增:七段显示器的阳极控制信号 output [6:0] io_segments,
output [6:0] io_segments // 新增:七段显示器的段控制信号 output io_exit
); );
wire [31:0] _memory_io_imem_inst; wire [31:0] _memory_io_imem_inst;
wire [31:0] _memory_io_dmem_rdata; wire [31:0] _memory_io_dmem_rdata;
wire [31:0] _core_io_imem_addr; wire [31:0] _core_io_imem_addr;
wire [31:0] _core_io_dmem_addr; wire [31:0] _core_io_dmem_addr;
wire _core_io_dmem_wen; wire _core_io_dmem_wen;
wire [31:0] _core_io_dmem_wdata; wire [31:0] _core_io_dmem_wdata;
wire [31:0] _core_s0_value; Core core (
Core core ( .clock (clock),
.clock (clock), .reset (reset),
.reset (reset), .io_imem_addr (_core_io_imem_addr),
.io_imem_addr (_core_io_imem_addr), .io_imem_inst (_memory_io_imem_inst),
.io_imem_inst (_memory_io_imem_inst), .io_dmem_addr (_core_io_dmem_addr),
.io_dmem_addr (_core_io_dmem_addr), .io_dmem_rdata (_memory_io_dmem_rdata),
.io_dmem_rdata (_memory_io_dmem_rdata), .io_dmem_wen (_core_io_dmem_wen),
.io_dmem_wen (_core_io_dmem_wen), .io_dmem_wdata (_core_io_dmem_wdata),
.io_dmem_wdata (_core_io_dmem_wdata), .io_anodes (io_anodes),
.io_exit (io_exit), .io_segments (io_segments),
.s0_value (_core_s0_value) .io_exit (io_exit)
); );
Memory memory ( Memory memory (
.clock (clock), .clock (clock),
.io_imem_addr (_core_io_imem_addr), .io_imem_addr (_core_io_imem_addr),
.io_imem_inst (_memory_io_imem_inst), .io_imem_inst (_memory_io_imem_inst),
.io_dmem_addr (_core_io_dmem_addr), .io_dmem_addr (_core_io_dmem_addr),
.io_dmem_rdata (_memory_io_dmem_rdata), .io_dmem_rdata (_memory_io_dmem_rdata),
.io_dmem_wen (_core_io_dmem_wen), .io_dmem_wen (_core_io_dmem_wen),
.io_dmem_wdata (_core_io_dmem_wdata) .io_dmem_wdata (_core_io_dmem_wdata)
); );
// 实例化 DynamicDisplay 模块
DynamicDisplay display (
.clock (clock),
.reset (reset),
.reg_result (_core_s0_value), // 连接 $s0 的值
.io_anodes (io_anodes), // 连接七段显示器的阳极控制信号
.io_segments(io_segments) // 连接七段显示器的段控制信号
);
endmodule endmodule

View File

@@ -16,24 +16,12 @@ module regfile_32x32(
); );
reg [31:0] Memory[0:31]; reg [31:0] Memory[0:31];
reg _R0_en_d0;
reg [4:0] _R0_addr_d0;
always @(posedge R0_clk) begin
_R0_en_d0 <= R0_en;
_R0_addr_d0 <= R0_addr;
end // always @(posedge)
reg _R1_en_d0;
reg [4:0] _R1_addr_d0;
always @(posedge R1_clk) begin
_R1_en_d0 <= R1_en;
_R1_addr_d0 <= R1_addr;
end // always @(posedge)
always @(posedge W0_clk) begin always @(posedge W0_clk) begin
if (W0_en & 1'h1) if (W0_en & 1'h1)
Memory[W0_addr] <= W0_data; Memory[W0_addr] <= W0_data;
end // always @(posedge) end // always @(posedge)
assign R0_data = _R0_en_d0 ? Memory[_R0_addr_d0] : 32'bx; assign R0_data = R0_en ? Memory[R0_addr] : 32'bx;
assign R1_data = _R1_en_d0 ? Memory[_R1_addr_d0] : 32'bx; assign R1_data = R1_en ? Memory[R1_addr] : 32'bx;
endmodule endmodule
module Core( module Core(
@@ -48,6 +36,8 @@ module Core(
output io_exit output io_exit
); );
wire exe_jmp_flg;
wire exe_br_flg;
wire [31:0] _regfile_ext_R0_data; wire [31:0] _regfile_ext_R0_data;
wire [31:0] _regfile_ext_R1_data; wire [31:0] _regfile_ext_R1_data;
reg [31:0] id_reg_pc; reg [31:0] id_reg_pc;
@@ -56,317 +46,414 @@ module Core(
reg [4:0] exe_reg_wb_addr; reg [4:0] exe_reg_wb_addr;
reg [31:0] exe_reg_op1_data; reg [31:0] exe_reg_op1_data;
reg [31:0] exe_reg_op2_data; reg [31:0] exe_reg_op2_data;
reg [31:0] exe_reg_rs2_data; reg [31:0] exe_reg_rt_data;
reg [4:0] exe_reg_exe_fun; reg [4:0] exe_reg_exe_fun;
reg [1:0] exe_reg_mem_wen; reg [1:0] exe_reg_mem_wen;
reg [1:0] exe_reg_rf_wen; reg [1:0] exe_reg_rf_wen;
reg [2:0] exe_reg_wb_sel; reg [2:0] exe_reg_wb_sel;
reg [31:0] exe_reg_imm_b_sext; reg [31:0] exe_reg_imm_i_sext;
reg [31:0] mem_reg_pc; reg [31:0] mem_reg_pc;
reg [4:0] mem_reg_wb_addr; reg [4:0] mem_reg_wb_addr;
reg [31:0] mem_reg_alu_out; reg [31:0] mem_reg_rt_data;
reg [31:0] mem_reg_rs2_data; reg [1:0] mem_reg_mem_wen;
reg [1:0] mem_reg_rf_wen; reg [1:0] mem_reg_rf_wen;
reg [2:0] mem_reg_wb_sel; reg [2:0] mem_reg_wb_sel;
reg [1:0] mem_reg_mem_wen; reg [31:0] mem_reg_alu_out;
reg [4:0] wb_reg_wb_addr; reg [4:0] wb_reg_wb_addr;
reg [1:0] wb_reg_rf_wen; reg [1:0] wb_reg_rf_wen;
reg [31:0] wb_reg_wb_data; reg [31:0] wb_reg_wb_data;
reg [31:0] if_reg_pc; reg [31:0] if_reg_pc;
wire _id_rs2_data_T_5 = wb_reg_rf_wen == 2'h1; wire _id_inst_T = exe_br_flg | exe_jmp_flg;
wire exe_br_flg = wire _id_rt_data_T_2 = exe_reg_rf_wen == 2'h1;
exe_reg_exe_fun == 5'hC wire stall_flg =
? exe_reg_op1_data != exe_reg_op2_data _id_rt_data_T_2 & (|(id_reg_inst[25:21])) & id_reg_inst[25:21] == exe_reg_wb_addr
: exe_reg_exe_fun == 5'hB & exe_reg_op1_data == exe_reg_op2_data; | _id_rt_data_T_2 & (|(id_reg_inst[20:16])) & id_reg_inst[20:16] == exe_reg_wb_addr;
wire exe_jmp_flg = exe_reg_wb_sel == 3'h3; wire [31:0] id_inst = _id_inst_T | stall_flg ? 32'h20000000 : id_reg_inst;
wire _id_rt_data_T_8 = wb_reg_rf_wen == 2'h1;
wire _exe_alu_out_T = exe_reg_exe_fun == 5'h1;
wire [31:0] _exe_alu_out_T_1 = exe_reg_op1_data + exe_reg_op2_data;
wire _exe_alu_out_T_3 = exe_reg_exe_fun == 5'h2;
wire [31:0] _exe_alu_out_T_4 = exe_reg_op1_data - exe_reg_op2_data;
wire _exe_alu_out_T_6 = exe_reg_exe_fun == 5'h3;
wire [31:0] _exe_alu_out_T_7 = exe_reg_op1_data & exe_reg_op2_data;
wire _exe_alu_out_T_8 = exe_reg_exe_fun == 5'h4;
wire [31:0] _exe_alu_out_T_9 = exe_reg_op1_data | exe_reg_op2_data;
wire _exe_alu_out_T_10 = exe_reg_exe_fun == 5'h5;
wire [31:0] _exe_alu_out_T_11 = exe_reg_op1_data ^ exe_reg_op2_data;
wire _exe_alu_out_T_12 = exe_reg_exe_fun == 5'h6;
wire [62:0] _exe_alu_out_T_14 = {31'h0, exe_reg_op1_data} << exe_reg_op2_data[4:0];
wire _exe_alu_out_T_16 = exe_reg_exe_fun == 5'h7;
wire [31:0] _GEN = {27'h0, exe_reg_op2_data[4:0]};
wire [31:0] _exe_alu_out_T_18 = exe_reg_op1_data >> _GEN;
wire _exe_alu_out_T_19 = exe_reg_exe_fun == 5'h8;
wire [31:0] _exe_alu_out_T_22 = $signed($signed(exe_reg_op1_data) >>> _GEN);
wire _exe_alu_out_T_24 = exe_reg_exe_fun == 5'h9;
wire _exe_alu_out_T_28 = exe_reg_exe_fun == 5'hD;
wire [31:0] _exe_alu_out_T_29 = _exe_alu_out_T_28 ? exe_reg_op1_data : 32'h0;
wire [31:0] _GEN_0 = {31'h0, $signed(exe_reg_op1_data) < $signed(exe_reg_op2_data)};
wire [31:0] exe_alu_out =
_exe_alu_out_T
? _exe_alu_out_T_1
: _exe_alu_out_T_3
? _exe_alu_out_T_4
: _exe_alu_out_T_6
? _exe_alu_out_T_7
: _exe_alu_out_T_8
? _exe_alu_out_T_9
: _exe_alu_out_T_10
? _exe_alu_out_T_11
: _exe_alu_out_T_12
? _exe_alu_out_T_14[31:0]
: _exe_alu_out_T_16
? _exe_alu_out_T_18
: _exe_alu_out_T_19
? _exe_alu_out_T_22
: _exe_alu_out_T_24 ? _GEN_0 : _exe_alu_out_T_29;
assign exe_br_flg =
exe_reg_exe_fun == 5'hB
? exe_reg_op1_data == exe_reg_op2_data
: exe_reg_exe_fun == 5'hC & exe_reg_op1_data != exe_reg_op2_data;
assign exe_jmp_flg = exe_reg_wb_sel == 3'h3;
wire [31:0] mem_wb_data =
mem_reg_wb_sel == 3'h2
? io_dmem_rdata
: mem_reg_wb_sel == 3'h3 ? mem_reg_pc + 32'h4 : mem_reg_alu_out;
always @(posedge clock) begin always @(posedge clock) begin
automatic logic _id_inst_T = exe_br_flg | exe_jmp_flg; if (reset) begin
automatic logic _id_rs2_data_hazard_T = exe_reg_rf_wen == 2'h1; id_reg_pc <= 32'h0;
automatic logic stall_flg;
automatic logic [31:0] id_inst;
automatic logic _id_rs2_data_T_2;
automatic logic _id_rs2_data_T;
automatic logic [31:0] _id_rs2_data_T_8;
automatic logic [16:0] _GEN;
automatic logic _csignals_T_5;
automatic logic [19:0] _GEN_0;
automatic logic _csignals_T_7;
automatic logic _csignals_T_9;
automatic logic _csignals_T_11;
automatic logic _csignals_T_13;
automatic logic _csignals_T_15;
automatic logic _csignals_T_17;
automatic logic _csignals_T_19;
automatic logic [16:0] _GEN_1;
automatic logic _csignals_T_21;
automatic logic _csignals_T_23;
automatic logic _csignals_T_25;
automatic logic _csignals_T_27;
automatic logic _csignals_T_29;
automatic logic _csignals_T_31;
automatic logic _csignals_T_33;
automatic logic _csignals_T_35;
automatic logic _csignals_T_37;
automatic logic _csignals_T_39;
automatic logic _GEN_2;
automatic logic _GEN_3;
automatic logic [1:0] csignals_1;
automatic logic [2:0] _csignals_T_95;
automatic logic [31:0] _GEN_4 = {27'h0, exe_reg_op2_data[4:0]};
automatic logic [62:0] _exe_alu_out_T_8 =
{31'h0, exe_reg_op1_data} << exe_reg_op2_data[4:0];
automatic logic [31:0] exe_alu_out;
stall_flg =
_id_rs2_data_hazard_T & (|(id_reg_inst[25:21]))
& id_reg_inst[25:21] == exe_reg_wb_addr | _id_rs2_data_hazard_T
& (|(id_reg_inst[20:16])) & id_reg_inst[20:16] == exe_reg_wb_addr;
id_inst = _id_inst_T | stall_flg ? 32'h0 : id_reg_inst;
_id_rs2_data_T_2 = mem_reg_rf_wen == 2'h1;
_id_rs2_data_T = id_reg_inst[20:16] == 5'h0;
_id_rs2_data_T_8 =
id_reg_inst[20:16] == mem_reg_wb_addr & _id_rs2_data_T_2
? mem_reg_alu_out
: id_reg_inst[20:16] == wb_reg_wb_addr & _id_rs2_data_T_5
? wb_reg_wb_data
: _regfile_ext_R0_data;
_GEN = {id_inst[31:26], id_inst[10:0]};
_csignals_T_5 = _GEN == 17'h20;
_GEN_0 = {id_inst[31:28], id_inst[15:0]};
_csignals_T_7 = _GEN_0 == 20'h80000;
_csignals_T_9 = _GEN == 17'h22;
_csignals_T_11 = _GEN == 17'h24;
_csignals_T_13 = _GEN == 17'h25;
_csignals_T_15 = _GEN == 17'h26;
_csignals_T_17 = _GEN_0 == 20'hC0000;
_csignals_T_19 = _GEN_0 == 20'hD0000;
_GEN_1 = {id_inst[30:20], id_inst[5:0]};
_csignals_T_21 = _GEN_1 == 17'h0;
_csignals_T_23 = _GEN_1 == 17'h2;
_csignals_T_25 = _GEN_1 == 17'h3;
_csignals_T_27 = _GEN == 17'h2A;
_csignals_T_29 = _GEN_0 == 20'h40000;
_csignals_T_31 = _GEN_0 == 20'h50000;
_csignals_T_33 = id_inst == 32'hC000000;
_csignals_T_35 = _GEN_0 == 20'h8;
_csignals_T_37 = {id_inst[31:22], id_inst[9:0]} == 20'h78000;
_csignals_T_39 = id_inst == 32'h0;
_GEN_2 = _csignals_T_29 | _csignals_T_31;
_GEN_3 = _csignals_T_21 | _csignals_T_23 | _csignals_T_25 | _csignals_T_27 | _GEN_2;
csignals_1 =
_csignals_T_5 | _csignals_T_7 | _csignals_T_9 | _csignals_T_11 | _csignals_T_13
| _csignals_T_15 | _csignals_T_17 | _csignals_T_19 | _GEN_3
? 2'h0
: _csignals_T_33
? 2'h1
: _csignals_T_35 ? 2'h0 : {_csignals_T_37 | _csignals_T_39, 1'h0};
_csignals_T_95 =
_csignals_T_5
? 3'h1
: _csignals_T_7
? 3'h2
: _csignals_T_9 | _csignals_T_11 | _csignals_T_13 | _csignals_T_15
? 3'h1
: _csignals_T_17 | _csignals_T_19
? 3'h2
: _GEN_3
? 3'h1
: _csignals_T_33
? 3'h4
: _csignals_T_35
? 3'h0
: _csignals_T_37 ? 3'h5 : {2'h0, ~_csignals_T_39};
exe_alu_out =
exe_reg_exe_fun == 5'hE
? exe_reg_op1_data
: exe_reg_exe_fun == 5'h9
? {31'h0, $signed(exe_reg_op1_data) < $signed(exe_reg_op2_data)}
: exe_reg_exe_fun == 5'h8
? $signed($signed(exe_reg_op1_data) >>> _GEN_4)
: exe_reg_exe_fun == 5'h7
? exe_reg_op1_data >> _GEN_4
: exe_reg_exe_fun == 5'h6
? _exe_alu_out_T_8[31:0]
: exe_reg_exe_fun == 5'h5
? exe_reg_op1_data ^ exe_reg_op2_data
: exe_reg_exe_fun == 5'h4
? exe_reg_op1_data | exe_reg_op2_data
: exe_reg_exe_fun == 5'h3
? exe_reg_op1_data & exe_reg_op2_data
: exe_reg_exe_fun == 5'h2
? exe_reg_op1_data - exe_reg_op2_data
: exe_reg_exe_fun == 5'h1
? exe_reg_op1_data + exe_reg_op2_data
: 32'h0;
if (~stall_flg)
id_reg_pc <= if_reg_pc;
if (_id_inst_T)
id_reg_inst <= 32'h0; id_reg_inst <= 32'h0;
else if (~stall_flg) exe_reg_pc <= 32'h0;
id_reg_inst <= io_imem_inst; exe_reg_wb_addr <= 5'h0;
exe_reg_pc <= id_reg_pc;
exe_reg_wb_addr <= id_reg_inst[15:11];
if (csignals_1 == 2'h0)
exe_reg_op1_data <=
id_reg_inst[25:21] == 5'h0
? 32'h0
: id_reg_inst[25:21] == mem_reg_wb_addr & _id_rs2_data_T_2
? mem_reg_alu_out
: id_reg_inst[25:21] == wb_reg_wb_addr & _id_rs2_data_T_5
? wb_reg_wb_data
: _regfile_ext_R1_data;
else if (csignals_1 == 2'h1)
exe_reg_op1_data <= id_reg_pc;
else
exe_reg_op1_data <= 32'h0; exe_reg_op1_data <= 32'h0;
if (_csignals_T_95 == 3'h5)
exe_reg_op2_data <= {id_inst[15:0], 16'h0};
else if (_csignals_T_95 == 3'h4)
exe_reg_op2_data <= {{4{id_inst[25]}}, id_inst[25:0], 2'h0};
else if (_csignals_T_95 == 3'h3 | _csignals_T_95 == 3'h2)
exe_reg_op2_data <= {{16{id_inst[15]}}, id_inst[15:0]};
else if (_csignals_T_95 != 3'h1 | _id_rs2_data_T)
exe_reg_op2_data <= 32'h0; exe_reg_op2_data <= 32'h0;
else exe_reg_rt_data <= 32'h0;
exe_reg_op2_data <= _id_rs2_data_T_8; exe_reg_exe_fun <= 5'h0;
exe_reg_rs2_data <= _id_rs2_data_T ? 32'h0 : _id_rs2_data_T_8; exe_reg_mem_wen <= 2'h0;
if (_csignals_T_5 | _csignals_T_7)
exe_reg_exe_fun <= 5'h1;
else if (_csignals_T_9)
exe_reg_exe_fun <= 5'h2;
else if (_csignals_T_11)
exe_reg_exe_fun <= 5'h3;
else if (_csignals_T_13)
exe_reg_exe_fun <= 5'h4;
else if (_csignals_T_15)
exe_reg_exe_fun <= 5'h5;
else if (_csignals_T_17)
exe_reg_exe_fun <= 5'h3;
else if (_csignals_T_19)
exe_reg_exe_fun <= 5'h4;
else if (_csignals_T_21)
exe_reg_exe_fun <= 5'h6;
else if (_csignals_T_23)
exe_reg_exe_fun <= 5'h7;
else if (_csignals_T_25)
exe_reg_exe_fun <= 5'h8;
else if (_csignals_T_27)
exe_reg_exe_fun <= 5'h9;
else if (_csignals_T_29)
exe_reg_exe_fun <= 5'hB;
else if (_csignals_T_31)
exe_reg_exe_fun <= 5'hC;
else if (_csignals_T_33)
exe_reg_exe_fun <= 5'h1;
else if (_csignals_T_35)
exe_reg_exe_fun <= 5'hE;
else
exe_reg_exe_fun <= {4'h0, _csignals_T_37};
exe_reg_mem_wen <= 2'h0;
if (_csignals_T_5 | _csignals_T_7 | _csignals_T_9 | _csignals_T_11 | _csignals_T_13
| _csignals_T_15 | _csignals_T_17 | _csignals_T_19 | _csignals_T_21
| _csignals_T_23 | _csignals_T_25 | _csignals_T_27) begin
exe_reg_rf_wen <= 2'h1;
exe_reg_wb_sel <= 3'h1;
end
else if (_GEN_2) begin
exe_reg_rf_wen <= 2'h0;
exe_reg_wb_sel <= 3'h0;
end
else if (_csignals_T_33) begin
exe_reg_rf_wen <= 2'h1;
exe_reg_wb_sel <= 3'h3;
end
else if (_csignals_T_35) begin
exe_reg_rf_wen <= 2'h0; exe_reg_rf_wen <= 2'h0;
exe_reg_wb_sel <= 3'h0; exe_reg_wb_sel <= 3'h0;
exe_reg_imm_i_sext <= 32'h0;
mem_reg_pc <= 32'h0;
mem_reg_wb_addr <= 5'h0;
mem_reg_rt_data <= 32'h0;
mem_reg_mem_wen <= 2'h0;
mem_reg_rf_wen <= 2'h0;
mem_reg_wb_sel <= 3'h0;
mem_reg_alu_out <= 32'h0;
wb_reg_wb_addr <= 5'h0;
wb_reg_rf_wen <= 2'h0;
wb_reg_wb_data <= 32'h0;
if_reg_pc <= 32'h0;
end end
else begin else begin
exe_reg_rf_wen <= {1'h0, _csignals_T_37}; automatic logic _id_rt_data_T_5;
exe_reg_wb_sel <= {2'h0, _csignals_T_37}; automatic logic _id_rt_data_T;
automatic logic _id_rt_data_T_3;
automatic logic _id_rt_data_T_6;
automatic logic _id_rt_data_T_9;
automatic logic [31:0] id_imm_i_sext;
automatic logic _csignals_T_1 = id_inst[31:26] == 6'h23;
automatic logic _csignals_T_3;
automatic logic [11:0] _GEN_1 = {id_inst[31:26], id_inst[5:0]};
automatic logic _csignals_T_5 = _GEN_1 == 12'h20;
automatic logic _csignals_T_7 = id_inst[31:26] == 6'h8;
automatic logic _csignals_T_9;
automatic logic _csignals_T_11;
automatic logic _csignals_T_13;
automatic logic _csignals_T_15;
automatic logic _csignals_T_17;
automatic logic _csignals_T_19;
automatic logic _csignals_T_21;
automatic logic _csignals_T_23;
automatic logic _csignals_T_25;
automatic logic [16:0] _GEN_2 = {id_inst[31:21], id_inst[5:0]};
automatic logic _csignals_T_27;
automatic logic _csignals_T_29;
automatic logic _csignals_T_31;
automatic logic _csignals_T_33;
automatic logic _csignals_T_35;
automatic logic _GEN_3;
automatic logic _GEN_4;
automatic logic [1:0] csignals_1;
automatic logic [2:0] csignals_2;
automatic logic _GEN_5;
automatic logic _GEN_6;
_id_rt_data_T_5 = mem_reg_rf_wen == 2'h1;
_id_rt_data_T = id_inst[20:16] == 5'h0;
_id_rt_data_T_3 = id_inst[20:16] == exe_reg_wb_addr & _id_rt_data_T_2;
_id_rt_data_T_6 = id_inst[20:16] == mem_reg_wb_addr & _id_rt_data_T_5;
_id_rt_data_T_9 = id_inst[20:16] == wb_reg_wb_addr & _id_rt_data_T_8;
id_imm_i_sext = {{16{id_inst[15]}}, id_inst[15:0]};
_csignals_T_3 = id_inst[31:26] == 6'h2B;
_csignals_T_9 = _GEN_1 == 12'h22;
_csignals_T_11 = _GEN_1 == 12'h24;
_csignals_T_13 = _GEN_1 == 12'h25;
_csignals_T_15 = _GEN_1 == 12'h26;
_csignals_T_17 = id_inst[31:26] == 6'hC;
_csignals_T_19 = id_inst[31:26] == 6'hD;
_csignals_T_21 = _GEN_1 == 12'h2A;
_csignals_T_23 = id_inst[31:26] == 6'h4;
_csignals_T_25 = id_inst[31:26] == 6'h5;
_csignals_T_27 = _GEN_2 == 17'h0;
_csignals_T_29 = _GEN_2 == 17'h2;
_csignals_T_31 = _GEN_2 == 17'h3;
_csignals_T_33 = id_inst[31:26] == 6'h3;
_csignals_T_35 = _GEN_1 == 12'h8;
_GEN_3 = _csignals_T_27 | _csignals_T_29 | _csignals_T_31;
_GEN_4 = _csignals_T_21 | _csignals_T_23 | _csignals_T_25 | _GEN_3;
csignals_1 =
_csignals_T_1 | _csignals_T_3 | _csignals_T_5 | _csignals_T_7 | _csignals_T_9
| _csignals_T_11 | _csignals_T_13 | _csignals_T_15 | _csignals_T_17
| _csignals_T_19 | _GEN_4 | ~_csignals_T_33
? 2'h1
: 2'h2;
csignals_2 =
_csignals_T_1 | _csignals_T_3
? 3'h2
: _csignals_T_5
? 3'h1
: _csignals_T_7
? 3'h2
: _csignals_T_9 | _csignals_T_11 | _csignals_T_13 | _csignals_T_15
? 3'h1
: _csignals_T_17 | _csignals_T_19
? 3'h2
: _GEN_4
? 3'h1
: _csignals_T_33 ? 3'h4 : {2'h0, ~_csignals_T_35};
_GEN_5 = _csignals_T_23 | _csignals_T_25;
_GEN_6 =
_csignals_T_5 | _csignals_T_7 | _csignals_T_9 | _csignals_T_11 | _csignals_T_13
| _csignals_T_15 | _csignals_T_17 | _csignals_T_19 | _csignals_T_21;
if (~stall_flg)
id_reg_pc <= if_reg_pc;
if (_id_inst_T)
id_reg_inst <= 32'h20000000;
else if (~stall_flg)
id_reg_inst <= io_imem_inst;
exe_reg_pc <= id_reg_pc;
if ((_csignals_T_1
? 3'h2
: _csignals_T_3
? 3'h0
: _GEN_6
? 3'h1
: _GEN_5
? 3'h0
: _GEN_3 ? 3'h1 : _csignals_T_33 ? 3'h3 : 3'h0) == 3'h1
& id_inst[31:26] == 6'h0)
exe_reg_wb_addr <= id_inst[15:11];
else if (id_inst[31:26] == 6'h3)
exe_reg_wb_addr <= 5'h1F;
else
exe_reg_wb_addr <= id_inst[20:16];
if (csignals_1 == 2'h1) begin
if (id_inst[25:21] == 5'h0)
exe_reg_op1_data <= 32'h0;
else if (id_inst[25:21] == exe_reg_wb_addr & _id_rt_data_T_2) begin
if (_exe_alu_out_T)
exe_reg_op1_data <= _exe_alu_out_T_1;
else if (_exe_alu_out_T_3)
exe_reg_op1_data <= _exe_alu_out_T_4;
else if (_exe_alu_out_T_6)
exe_reg_op1_data <= _exe_alu_out_T_7;
else if (_exe_alu_out_T_8)
exe_reg_op1_data <= _exe_alu_out_T_9;
else if (_exe_alu_out_T_10)
exe_reg_op1_data <= _exe_alu_out_T_11;
else if (_exe_alu_out_T_12)
exe_reg_op1_data <= _exe_alu_out_T_14[31:0];
else if (_exe_alu_out_T_16)
exe_reg_op1_data <= _exe_alu_out_T_18;
else if (_exe_alu_out_T_19)
exe_reg_op1_data <= _exe_alu_out_T_22;
else if (_exe_alu_out_T_24)
exe_reg_op1_data <= _GEN_0;
else if (~_exe_alu_out_T_28)
exe_reg_op1_data <= 32'h0;
end
else if (id_inst[25:21] == mem_reg_wb_addr & _id_rt_data_T_5)
exe_reg_op1_data <= mem_wb_data;
else if (id_inst[25:21] == wb_reg_wb_addr & _id_rt_data_T_8)
exe_reg_op1_data <= wb_reg_wb_data;
else
exe_reg_op1_data <= _regfile_ext_R1_data;
end
else if (csignals_1 == 2'h2)
exe_reg_op1_data <= id_reg_pc;
else
exe_reg_op1_data <= 32'h0;
if (csignals_2 == 3'h1) begin
if (_id_rt_data_T)
exe_reg_op2_data <= 32'h0;
else if (_id_rt_data_T_3) begin
if (_exe_alu_out_T)
exe_reg_op2_data <= _exe_alu_out_T_1;
else if (_exe_alu_out_T_3)
exe_reg_op2_data <= _exe_alu_out_T_4;
else if (_exe_alu_out_T_6)
exe_reg_op2_data <= _exe_alu_out_T_7;
else if (_exe_alu_out_T_8)
exe_reg_op2_data <= _exe_alu_out_T_9;
else if (_exe_alu_out_T_10)
exe_reg_op2_data <= _exe_alu_out_T_11;
else if (_exe_alu_out_T_12)
exe_reg_op2_data <= _exe_alu_out_T_14[31:0];
else if (_exe_alu_out_T_16)
exe_reg_op2_data <= _exe_alu_out_T_18;
else if (_exe_alu_out_T_19)
exe_reg_op2_data <= _exe_alu_out_T_22;
else if (_exe_alu_out_T_24)
exe_reg_op2_data <= _GEN_0;
else
exe_reg_op2_data <= _exe_alu_out_T_29;
end
else if (_id_rt_data_T_6)
exe_reg_op2_data <= mem_wb_data;
else if (_id_rt_data_T_9)
exe_reg_op2_data <= wb_reg_wb_data;
else
exe_reg_op2_data <= _regfile_ext_R0_data;
end
else if (csignals_2 == 3'h2)
exe_reg_op2_data <= id_imm_i_sext;
else if (csignals_2 == 3'h4)
exe_reg_op2_data <= {4'h0, id_inst[25:0], 2'h0};
else
exe_reg_op2_data <= 32'h0;
exe_reg_rt_data <=
_id_rt_data_T
? 32'h0
: _id_rt_data_T_3
? exe_alu_out
: _id_rt_data_T_6
? mem_wb_data
: _id_rt_data_T_9 ? wb_reg_wb_data : _regfile_ext_R0_data;
if (_csignals_T_1 | _csignals_T_3 | _csignals_T_5 | _csignals_T_7)
exe_reg_exe_fun <= 5'h1;
else if (_csignals_T_9)
exe_reg_exe_fun <= 5'h2;
else if (_csignals_T_11)
exe_reg_exe_fun <= 5'h3;
else if (_csignals_T_13)
exe_reg_exe_fun <= 5'h4;
else if (_csignals_T_15)
exe_reg_exe_fun <= 5'h5;
else if (_csignals_T_17)
exe_reg_exe_fun <= 5'h3;
else if (_csignals_T_19)
exe_reg_exe_fun <= 5'h4;
else if (_csignals_T_21)
exe_reg_exe_fun <= 5'h9;
else if (_csignals_T_23)
exe_reg_exe_fun <= 5'hB;
else if (_csignals_T_25)
exe_reg_exe_fun <= 5'hC;
else if (_csignals_T_27)
exe_reg_exe_fun <= 5'h6;
else if (_csignals_T_29)
exe_reg_exe_fun <= 5'h7;
else if (_csignals_T_31)
exe_reg_exe_fun <= 5'h8;
else if (_csignals_T_33)
exe_reg_exe_fun <= 5'h1;
else if (_csignals_T_35)
exe_reg_exe_fun <= 5'hD;
else
exe_reg_exe_fun <= 5'h0;
exe_reg_mem_wen <= _csignals_T_1 ? 2'h0 : {1'h0, _csignals_T_3};
if (_csignals_T_1) begin
exe_reg_rf_wen <= 2'h1;
exe_reg_wb_sel <= 3'h2;
end
else if (_csignals_T_3) begin
exe_reg_rf_wen <= 2'h0;
exe_reg_wb_sel <= 3'h0;
end
else if (_GEN_6) begin
exe_reg_rf_wen <= 2'h1;
exe_reg_wb_sel <= 3'h1;
end
else if (_GEN_5) begin
exe_reg_rf_wen <= 2'h0;
exe_reg_wb_sel <= 3'h0;
end
else begin
exe_reg_rf_wen <=
{1'h0, _csignals_T_27 | _csignals_T_29 | _csignals_T_31 | _csignals_T_33};
if (_GEN_3)
exe_reg_wb_sel <= 3'h1;
else if (_csignals_T_33)
exe_reg_wb_sel <= 3'h3;
else
exe_reg_wb_sel <= 3'h0;
end
exe_reg_imm_i_sext <= id_imm_i_sext;
mem_reg_pc <= exe_reg_pc;
mem_reg_wb_addr <= exe_reg_wb_addr;
mem_reg_rt_data <= exe_reg_rt_data;
mem_reg_mem_wen <= exe_reg_mem_wen;
mem_reg_rf_wen <= exe_reg_rf_wen;
mem_reg_wb_sel <= exe_reg_wb_sel;
mem_reg_alu_out <= exe_alu_out;
wb_reg_wb_addr <= mem_reg_wb_addr;
wb_reg_rf_wen <= mem_reg_rf_wen;
wb_reg_wb_data <= mem_wb_data;
if (exe_br_flg)
if_reg_pc <= {exe_reg_imm_i_sext[29:0], 2'h0} + exe_reg_pc;
else if (exe_jmp_flg)
if_reg_pc <= exe_alu_out;
else if (~stall_flg)
if_reg_pc <= if_reg_pc + 32'h4;
end end
exe_reg_imm_b_sext <= {{16{id_inst[15]}}, id_inst[15:0]};
mem_reg_pc <= exe_reg_pc;
mem_reg_wb_addr <= exe_reg_wb_addr;
mem_reg_alu_out <= exe_alu_out;
mem_reg_rs2_data <= exe_reg_rs2_data;
mem_reg_rf_wen <= exe_reg_rf_wen;
mem_reg_wb_sel <= exe_reg_wb_sel;
mem_reg_mem_wen <= exe_reg_mem_wen;
wb_reg_wb_addr <= mem_reg_wb_addr;
wb_reg_rf_wen <= mem_reg_rf_wen;
wb_reg_wb_data <=
mem_reg_wb_sel == 3'h3
? mem_reg_pc + 32'h4
: mem_reg_wb_sel == 3'h2 ? io_dmem_rdata : mem_reg_alu_out;
if (reset)
if_reg_pc <= 32'h0;
else if (exe_br_flg)
if_reg_pc <= exe_reg_pc + exe_reg_imm_b_sext;
else if (exe_jmp_flg)
if_reg_pc <= exe_alu_out;
else if (~stall_flg)
if_reg_pc <= if_reg_pc + 32'h4;
end // always @(posedge) end // always @(posedge)
regfile_32x32 regfile_ext ( regfile_32x32 regfile_ext (
.R0_addr (id_reg_inst[20:16]), .R0_addr (id_inst[20:16]),
.R0_en (1'h1), .R0_en (1'h1),
.R0_clk (clock), .R0_clk (clock),
.R0_data (_regfile_ext_R0_data), .R0_data (_regfile_ext_R0_data),
.R1_addr (id_reg_inst[25:21]), .R1_addr (id_inst[25:21]),
.R1_en (1'h1), .R1_en (1'h1),
.R1_clk (clock), .R1_clk (clock),
.R1_data (_regfile_ext_R1_data), .R1_data (_regfile_ext_R1_data),
.W0_addr (wb_reg_wb_addr), .W0_addr (wb_reg_wb_addr),
.W0_en (_id_rs2_data_T_5), .W0_en (_id_rt_data_T_8 & (|wb_reg_wb_addr)),
.W0_clk (clock), .W0_clk (clock),
.W0_data (wb_reg_wb_data) .W0_data (wb_reg_wb_data)
); );
assign io_imem_addr = if_reg_pc; assign io_imem_addr = if_reg_pc;
assign io_dmem_addr = mem_reg_alu_out; assign io_dmem_addr = mem_reg_alu_out;
assign io_dmem_wen = mem_reg_mem_wen[0]; assign io_dmem_wen = mem_reg_mem_wen[0];
assign io_dmem_wdata = mem_reg_rs2_data; assign io_dmem_wdata = mem_reg_rt_data;
assign io_exit = id_reg_inst == 32'hC0000000; assign io_exit = id_reg_inst == 32'h114514;
endmodule endmodule
// VCS coverage exclude_file // VCS coverage exclude_file
module mem_512x32( module mem_64x32(
input [8:0] R0_addr, input [5:0] R0_addr,
input R0_en, input R0_en,
R0_clk, R0_clk,
output [31:0] R0_data, output [31:0] R0_data,
input [8:0] R1_addr, input [5:0] R1_addr,
input R1_en, input R1_en,
R1_clk, R1_clk,
output [31:0] R1_data, output [31:0] R1_data,
input [8:0] W0_addr, input [5:0] W0_addr,
input W0_en, input W0_en,
W0_clk, W0_clk,
input [31:0] W0_data input [31:0] W0_data
); );
reg [31:0] Memory[0:511]; reg [31:0] Memory[0:63];
reg _R0_en_d0;
reg [8:0] _R0_addr_d0;
always @(posedge R0_clk) begin
_R0_en_d0 <= R0_en;
_R0_addr_d0 <= R0_addr;
end // always @(posedge)
reg _R1_en_d0;
reg [8:0] _R1_addr_d0;
always @(posedge R1_clk) begin
_R1_en_d0 <= R1_en;
_R1_addr_d0 <= R1_addr;
end // always @(posedge)
always @(posedge W0_clk) begin always @(posedge W0_clk) begin
if (W0_en & 1'h1) if (W0_en & 1'h1)
Memory[W0_addr] <= W0_data; Memory[W0_addr] <= W0_data;
end // always @(posedge) end // always @(posedge)
`ifdef ENABLE_INITIAL_MEM_ `ifdef ENABLE_INITIAL_MEM_
initial initial
$readmemh("src/hex/mem.hex", Memory); $readmemh("src/hex/mem.dat", Memory);
`endif // ENABLE_INITIAL_MEM_ `endif // ENABLE_INITIAL_MEM_
assign R0_data = _R0_en_d0 ? Memory[_R0_addr_d0] : 32'bx; assign R0_data = R0_en ? Memory[R0_addr] : 32'bx;
assign R1_data = _R1_en_d0 ? Memory[_R1_addr_d0] : 32'bx; assign R1_data = R1_en ? Memory[R1_addr] : 32'bx;
endmodule endmodule
module Memory( module Memory(
@@ -379,16 +466,16 @@ module Memory(
input [31:0] io_dmem_wdata input [31:0] io_dmem_wdata
); );
mem_512x32 mem_ext ( mem_64x32 mem_ext (
.R0_addr (io_imem_addr[10:2]), .R0_addr (io_imem_addr[7:2]),
.R0_en (1'h1), .R0_en (1'h1),
.R0_clk (clock), .R0_clk (clock),
.R0_data (io_imem_inst), .R0_data (io_imem_inst),
.R1_addr (io_dmem_addr[10:2]), .R1_addr (io_dmem_addr[7:2]),
.R1_en (1'h1), .R1_en (1'h1),
.R1_clk (clock), .R1_clk (clock),
.R1_data (io_dmem_rdata), .R1_data (io_dmem_rdata),
.W0_addr (io_dmem_addr[10:2]), .W0_addr (io_dmem_addr[7:2]),
.W0_en (io_dmem_wen), .W0_en (io_dmem_wen),
.W0_clk (clock), .W0_clk (clock),
.W0_data (io_dmem_wdata) .W0_data (io_dmem_wdata)

54104
log.txt Executable file

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// format: off
// DO NOT EDIT! This file is auto-generated.
// This file enables sbt-bloop to create bloop config files.
addSbtPlugin("ch.epfl.scala" % "sbt-bloop" % "2.0.6")
// format: on

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@@ -1,8 +0,0 @@
// format: off
// DO NOT EDIT! This file is auto-generated.
// This file enables sbt-bloop to create bloop config files.
addSbtPlugin("ch.epfl.scala" % "sbt-bloop" % "2.0.6")
// format: on

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sbt.internal.DslEntry

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{"{\"organization\":\"org.scala-lang\",\"name\":\"scala-library\",\"revision\":\"2.12.18\",\"configurations\":\"provided\",\"isChanging\":false,\"isTransitive\":true,\"isForce\":false,\"explicitArtifacts\":[],\"inclusions\":[],\"exclusions\":[],\"extraAttributes\":{},\"crossVersion\":{\"type\":\"Disabled\"}}":{"value":{"$fields":["path","range"],"path":"/run/media/gh0s7/Data/project/ddca2024/micore/project/project/project/metals.sbt","range":{"$fields":["start","end"],"start":6,"end":7}},"type":"RangePosition"},"{\"organization\":\"ch.epfl.scala\",\"name\":\"sbt-bloop\",\"revision\":\"2.0.6\",\"isChanging\":false,\"isTransitive\":true,\"isForce\":false,\"explicitArtifacts\":[],\"inclusions\":[],\"exclusions\":[],\"extraAttributes\":{\"e:sbtVersion\":\"1.0\",\"e:scalaVersion\":\"2.12\"},\"crossVersion\":{\"type\":\"Disabled\"}}":{"value":{"$fields":["path","range"],"path":"/run/media/gh0s7/Data/project/ddca2024/micore/project/project/project/metals.sbt","range":{"$fields":["start","end"],"start":6,"end":7}},"type":"RangePosition"}}

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[warn] sbt-bloop_2.12_1.0-2.0.6.jar no longer exists at /home/gh0s7/.cache/coursier/v1/https/repo1.maven.org/maven2/ch/epfl/scala/sbt-bloop_2.12_1.0/2.0.6/sbt-bloop_2.12_1.0-2.0.6.jar
[debug] not up to date. inChanged = false, force = false
[debug] Updating ProjectRef(uri("file:/home/gh0s7/nfs/project/micore/project/project/project/"), "micore-build-build-build")...
[info] Updating 
[info] Resolved dependencies
[info] Fetching artifacts of 
[info] Fetched artifacts of 
[debug] Done updating ProjectRef(uri("file:/home/gh0s7/nfs/project/micore/project/project/project/"), "micore-build-build-build")

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@@ -1 +0,0 @@
["sbt.Task[scala.collection.Seq[java.nio.file.Path]]",["/run/media/gh0s7/Data/project/ddca2024/micore/project/project/project/target/scala-2.12/sbt-1.0/zinc/inc_compile_2.12.zip"]]

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@@ -1,6 +0,0 @@
[debug] [zinc] IncrementalCompile -----------
[debug] IncrementalCompile.incrementalCompile
[debug] previous = Stamps for: 0 products, 0 sources, 0 libraries
[debug] current source = Set()
[debug] > initialChanges = InitialChanges(Changes(added = Set(), removed = Set(), changed = Set(), unmodified = ...),Set(),Set(),API Changes: Set())
[debug] Full compilation, no sources in previous analysis.

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@@ -1,2 +0,0 @@
[debug] Copy resource mappings: 
[debug]  

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@@ -1 +0,0 @@
/run/media/gh0s7/Data/project/ddca2024/micore/project/project/project/target/scala-2.12/sbt-1.0/classes

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@@ -1,5 +0,0 @@
[debug] Created transactional ClassFileManager with tempDir = /run/media/gh0s7/Data/project/ddca2024/micore/project/project/project/target/scala-2.12/sbt-1.0/classes.bak
[debug] About to delete class files:
[debug] We backup class files:
[debug] Created transactional ClassFileManager with tempDir = /run/media/gh0s7/Data/project/ddca2024/micore/project/project/project/target/scala-2.12/sbt-1.0/classes.bak
[debug] Removing the temporary directory used for backing up class files: /run/media/gh0s7/Data/project/ddca2024/micore/project/project/project/target/scala-2.12/sbt-1.0/classes.bak

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/run/media/gh0s7/Data/project/ddca2024/micore/project/project/project/target/scala-2.12/sbt-1.0/classes

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/run/media/gh0s7/Data/project/ddca2024/micore/project/project/project/target/scala-2.12/sbt-1.0/classes

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sbt.internal.DslEntry

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sbt.internal.DslEntry

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[[{},{}],{}]

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{"{\"organization\":\"org.scala-lang\",\"name\":\"scala-library\",\"revision\":\"2.12.18\",\"configurations\":\"provided\",\"isChanging\":false,\"isTransitive\":true,\"isForce\":false,\"explicitArtifacts\":[],\"inclusions\":[],\"exclusions\":[],\"extraAttributes\":{},\"crossVersion\":{\"type\":\"Disabled\"}}":{"value":{"$fields":["path","range"],"path":"/run/media/gh0s7/Data/project/ddca2024/micore/project/project/metals.sbt","range":{"$fields":["start","end"],"start":6,"end":7}},"type":"RangePosition"},"{\"organization\":\"ch.epfl.scala\",\"name\":\"sbt-bloop\",\"revision\":\"2.0.6\",\"isChanging\":false,\"isTransitive\":true,\"isForce\":false,\"explicitArtifacts\":[],\"inclusions\":[],\"exclusions\":[],\"extraAttributes\":{\"e:sbtVersion\":\"1.0\",\"e:scalaVersion\":\"2.12\"},\"crossVersion\":{\"type\":\"Disabled\"}}":{"value":{"$fields":["path","range"],"path":"/run/media/gh0s7/Data/project/ddca2024/micore/project/project/metals.sbt","range":{"$fields":["start","end"],"start":6,"end":7}},"type":"RangePosition"}}

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@@ -1,3 +0,0 @@
[debug] not up to date. inChanged = true, force = false
[debug] Updating ProjectRef(uri("file:/home/gh0s7/project/ddca/micore/project/project/"), "micore-build-build")...
[debug] Done updating ProjectRef(uri("file:/home/gh0s7/project/ddca/micore/project/project/"), "micore-build-build")

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@@ -1,6 +0,0 @@
[warn] sbt-bloop_2.12_1.0-2.0.6-sources.jar no longer exists at /home/gh0s7/.cache/coursier/v1/https/repo1.maven.org/maven2/ch/epfl/scala/sbt-bloop_2.12_1.0/2.0.6/sbt-bloop_2.12_1.0-2.0.6-sources.jar
[debug] not up to date. inChanged = false, force = false
[debug] Updating ProjectRef(uri("file:/home/gh0s7/nfs/project/micore/project/project/"), "micore-build-build")...
[info] Fetching artifacts of 
[info] Fetched artifacts of 
[debug] Done updating ProjectRef(uri("file:/home/gh0s7/nfs/project/micore/project/project/"), "micore-build-build")

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[debug] Other repositories:
[debug] Default repositories:

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@@ -1 +0,0 @@
["sbt.Task[scala.collection.Seq[java.nio.file.Path]]",["/run/media/gh0s7/Data/project/ddca2024/micore/project/project/target/scala-2.12/sbt-1.0/zinc/inc_compile_2.12.zip"]]

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@@ -1,4 +0,0 @@
[debug] [micore-build-build] Classpath dependencies List()
[debug] [micore-build-build] Dependencies from configurations List()
[debug] Bloop wrote the configuration of project 'micore-build-build' to '/run/media/gh0s7/Data/project/ddca2024/micore/project/project/.bloop/micore-build-build.json'
[success] Generated .bloop/micore-build-build.json

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[debug] Running postGenerate for micore-build-build

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@@ -1,6 +0,0 @@
[debug] [zinc] IncrementalCompile -----------
[debug] IncrementalCompile.incrementalCompile
[debug] previous = Stamps for: 0 products, 0 sources, 0 libraries
[debug] current source = Set()
[debug] > initialChanges = InitialChanges(Changes(added = Set(), removed = Set(), changed = Set(), unmodified = ...),Set(),Set(),API Changes: Set())
[debug] Full compilation, no sources in previous analysis.

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@@ -1,2 +0,0 @@
[debug] Copy resource mappings: 
[debug]  

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/run/media/gh0s7/Data/project/ddca2024/micore/project/project/target/scala-2.12/sbt-1.0/classes

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@@ -1,5 +0,0 @@
[debug] Created transactional ClassFileManager with tempDir = /run/media/gh0s7/Data/project/ddca2024/micore/project/project/target/scala-2.12/sbt-1.0/classes.bak
[debug] About to delete class files:
[debug] We backup class files:
[debug] Created transactional ClassFileManager with tempDir = /run/media/gh0s7/Data/project/ddca2024/micore/project/project/target/scala-2.12/sbt-1.0/classes.bak
[debug] Removing the temporary directory used for backing up class files: /run/media/gh0s7/Data/project/ddca2024/micore/project/project/target/scala-2.12/sbt-1.0/classes.bak

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/run/media/gh0s7/Data/project/ddca2024/micore/project/project/target/scala-2.12/sbt-1.0/classes:/home/gh0s7/.cache/coursier/v1/https/repo1.maven.org/maven2/ch/epfl/scala/sbt-bloop_2.12_1.0/2.0.6/sbt-bloop_2.12_1.0-2.0.6.jar:/home/gh0s7/.cache/coursier/v1/https/repo1.maven.org/maven2/ch/epfl/scala/bloop-config_2.12/2.1.0/bloop-config_2.12-2.1.0.jar:/home/gh0s7/.cache/coursier/v1/https/repo1.maven.org/maven2/com/github/plokhotnyuk/jsoniter-scala/jsoniter-scala-core_2.12/2.30.14/jsoniter-scala-core_2.12-2.30.14.jar:/home/gh0s7/.cache/coursier/v1/https/repo1.maven.org/maven2/com/lihaoyi/unroll-annotation_2.12/0.1.12/unroll-annotation_2.12-0.1.12.jar:/home/gh0s7/.sbt/boot/scala-2.12.18/lib/scala-library.jar

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/run/media/gh0s7/Data/project/ddca2024/micore/project/project/target/scala-2.12/sbt-1.0/classes

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/home/gh0s7/.cache/coursier/v1/https/repo1.maven.org/maven2/ch/epfl/scala/sbt-bloop_2.12_1.0/2.0.6/sbt-bloop_2.12_1.0-2.0.6.jar:/home/gh0s7/.cache/coursier/v1/https/repo1.maven.org/maven2/ch/epfl/scala/bloop-config_2.12/2.1.0/bloop-config_2.12-2.1.0.jar:/home/gh0s7/.cache/coursier/v1/https/repo1.maven.org/maven2/com/github/plokhotnyuk/jsoniter-scala/jsoniter-scala-core_2.12/2.30.14/jsoniter-scala-core_2.12-2.30.14.jar:/home/gh0s7/.cache/coursier/v1/https/repo1.maven.org/maven2/com/lihaoyi/unroll-annotation_2.12/0.1.12/unroll-annotation_2.12-0.1.12.jar:/home/gh0s7/.sbt/boot/scala-2.12.18/lib/scala-library.jar

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