| 1 |
64 |
mcupro |
/******************************************************************
|
| 2 |
|
|
* *
|
| 3 |
|
|
* Author: Liwei *
|
| 4 |
|
|
* *
|
| 5 |
|
|
* This file is part of the "mips789" project. *
|
| 6 |
|
|
* Downloaded from: *
|
| 7 |
|
|
* http://www.opencores.org/pdownloads.cgi/list/mips789 *
|
| 8 |
|
|
* *
|
| 9 |
|
|
* If you encountered any problem, please contact me via *
|
| 10 |
|
|
* Email:mcupro@opencores.org or mcupro@163.com *
|
| 11 |
|
|
* *
|
| 12 |
|
|
******************************************************************/
|
| 13 |
|
|
|
| 14 |
|
|
`include "mips789_defs.v"
|
| 15 |
|
|
|
| 16 |
|
|
module cal_cpi ( //just used to calculate CPI(Cycles Per Instruction) for stimulation
|
| 17 |
|
|
input clk,
|
| 18 |
|
|
input rst,
|
| 19 |
|
|
input is_nop,
|
| 20 |
|
|
output reg [100:0] ins_no,
|
| 21 |
|
|
output reg [100:0] clk_no);
|
| 22 |
|
|
|
| 23 |
|
|
always @(posedge clk )
|
| 24 |
|
|
if (~rst )clk_no=0;
|
| 25 |
|
|
else
|
| 26 |
|
|
clk_no = 1+clk_no;
|
| 27 |
|
|
|
| 28 |
|
|
always @(posedge clk )
|
| 29 |
|
|
if (~rst )ins_no=0;
|
| 30 |
|
|
else if (~is_nop)
|
| 31 |
|
|
ins_no = 1+ins_no;
|
| 32 |
|
|
endmodule
|
| 33 |
|
|
|
| 34 |
|
|
|
| 35 |
|
|
module add32(
|
| 36 |
|
|
input [31:0]d_i,
|
| 37 |
|
|
output [31:0]d_o
|
| 38 |
|
|
);
|
| 39 |
|
|
assign d_o = d_i + 4;
|
| 40 |
|
|
endmodule
|
| 41 |
|
|
|
| 42 |
|
|
|
| 43 |
|
|
module jack(
|
| 44 |
|
|
input [31:0] ins_i ,
|
| 45 |
|
|
output [4:0] rs_o,
|
| 46 |
|
|
output [4:0] rt_o,
|
| 47 |
|
|
output [4:0] rd_o
|
| 48 |
|
|
);
|
| 49 |
|
|
assign rs_o = ins_i[25:21];
|
| 50 |
|
|
assign rt_o = ins_i[20:16];
|
| 51 |
|
|
assign rd_o = ins_i[15:11];
|
| 52 |
|
|
endmodule
|
| 53 |
|
|
|
| 54 |
|
|
|
| 55 |
|
|
|
| 56 |
|
|
module wb_mux(
|
| 57 |
|
|
input [31:0]alu_i,
|
| 58 |
|
|
input [31:0]dmem_i,
|
| 59 |
|
|
input sel,
|
| 60 |
|
|
output [31:0]wb_o
|
| 61 |
|
|
);
|
| 62 |
|
|
|
| 63 |
|
|
assign wb_o = (sel==`WB_MEM)?dmem_i:alu_i;
|
| 64 |
|
|
|
| 65 |
|
|
endmodule
|
| 66 |
|
|
|
| 67 |
|
|
module or32(
|
| 68 |
|
|
input [31:0]a,
|
| 69 |
|
|
input [31:0]b,
|
| 70 |
|
|
output [31:0]c
|
| 71 |
|
|
);
|
| 72 |
|
|
|
| 73 |
|
|
assign c = a|b ;
|
| 74 |
|
|
|
| 75 |
|
|
endmodule
|
| 76 |
|
|
|
| 77 |
|
|
module rd_sel(
|
| 78 |
|
|
input [4:0]rd_i,
|
| 79 |
|
|
input [4:0]rt_i,
|
| 80 |
|
|
input[1:0] ctl,
|
| 81 |
|
|
output reg [4:0]rd_o
|
| 82 |
|
|
);
|
| 83 |
|
|
|
| 84 |
|
|
always @(*)
|
| 85 |
|
|
case (ctl)
|
| 86 |
|
|
`RD_RD:rd_o=rd_i;
|
| 87 |
|
|
`RD_RT:rd_o=rt_i;
|
| 88 |
|
|
`RD_R31:rd_o='d31;
|
| 89 |
|
|
default :
|
| 90 |
|
|
rd_o=0;
|
| 91 |
|
|
endcase
|
| 92 |
|
|
endmodule
|
| 93 |
|
|
|
| 94 |
|
|
//these modules below are genated automaticly by a software written in C language...
|
| 95 |
|
|
//Some of these may not be used
|
| 96 |
|
|
|
| 97 |
|
|
module ext_ctl_reg_clr_cls(input[`EXT_CTL_LEN-1:0] ext_ctl_i,output reg[`EXT_CTL_LEN-1:0] ext_ctl_o,input clk,input clr,input cls);always@(posedge clk)if(clr) ext_ctl_o<=0;else if(cls)ext_ctl_o<=ext_ctl_o;else ext_ctl_o<=ext_ctl_i;endmodule
|
| 98 |
|
|
module rd_sel_reg_clr_cls(input[`RD_SEL_LEN-1:0] rd_sel_i,output reg[`RD_SEL_LEN-1:0] rd_sel_o,input clk,input clr,input cls);always@(posedge clk)if(clr) rd_sel_o<=0;else if(cls)rd_sel_o<=rd_sel_o;else rd_sel_o<=rd_sel_i;endmodule
|
| 99 |
|
|
module cmp_ctl_reg_clr_cls(input[`CMP_CTL_LEN-1:0] cmp_ctl_i,output reg[`CMP_CTL_LEN-1:0] cmp_ctl_o,input clk,input clr,input cls);always@(posedge clk)if(clr) cmp_ctl_o<=0;else if(cls)cmp_ctl_o<=cmp_ctl_o;else cmp_ctl_o<=cmp_ctl_i;endmodule
|
| 100 |
|
|
module pc_gen_ctl_reg_clr_cls(input[`PC_GEN_CTL_LEN-1:0] pc_gen_ctl_i,output reg[`PC_GEN_CTL_LEN-1:0] pc_gen_ctl_o,input clk,input clr,input cls);always@(posedge clk)if(clr) pc_gen_ctl_o<=0;else if(cls)pc_gen_ctl_o<=pc_gen_ctl_o;else pc_gen_ctl_o<=pc_gen_ctl_i;endmodule
|
| 101 |
|
|
module fsm_ctl_reg_clr_cls(input[`FSM_CTL_LEN-1:0] fsm_ctl_i,output reg[`FSM_CTL_LEN-1:0] fsm_ctl_o,input clk,input clr,input cls);always@(posedge clk)if(clr) fsm_ctl_o<=0;else if(cls)fsm_ctl_o<=fsm_ctl_o;else fsm_ctl_o<=fsm_ctl_i;endmodule
|
| 102 |
|
|
module muxa_ctl_reg_clr_cls(input[`MUXA_CTL_LEN-1:0] muxa_ctl_i,output reg[`MUXA_CTL_LEN-1:0] muxa_ctl_o,input clk,input clr,input cls);always@(posedge clk)if(clr) muxa_ctl_o<=0;else if(cls)muxa_ctl_o<=muxa_ctl_o;else muxa_ctl_o<=muxa_ctl_i;endmodule
|
| 103 |
|
|
module muxb_ctl_reg_clr_cls(input[`MUXB_CTL_LEN-1:0] muxb_ctl_i,output reg[`MUXB_CTL_LEN-1:0] muxb_ctl_o,input clk,input clr,input cls);always@(posedge clk)if(clr) muxb_ctl_o<=0;else if(cls)muxb_ctl_o<=muxb_ctl_o;else muxb_ctl_o<=muxb_ctl_i;endmodule
|
| 104 |
|
|
module alu_func_reg_clr_cls(input[`ALU_FUNC_LEN-1:0] alu_func_i,output reg[`ALU_FUNC_LEN-1:0] alu_func_o,input clk,input clr,input cls);always@(posedge clk)if(clr) alu_func_o<=0;else if(cls)alu_func_o<=alu_func_o;else alu_func_o<=alu_func_i;endmodule
|
| 105 |
|
|
module alu_we_reg_clr_cls(input[`ALU_WE_LEN-1:0] alu_we_i,output reg[`ALU_WE_LEN-1:0] alu_we_o,input clk,input clr,input cls);always@(posedge clk)if(clr) alu_we_o<=0;else if(cls)alu_we_o<=alu_we_o;else alu_we_o<=alu_we_i;endmodule
|
| 106 |
|
|
module dmem_ctl_reg_clr_cls(input[`DMEM_CTL_LEN-1:0] dmem_ctl_i,output reg[`DMEM_CTL_LEN-1:0] dmem_ctl_o,input clk,input clr,input cls);always@(posedge clk)if(clr) dmem_ctl_o<=0;else if(cls)dmem_ctl_o<=dmem_ctl_o;else dmem_ctl_o<=dmem_ctl_i;endmodule
|
| 107 |
|
|
module wb_mux_ctl_reg_clr_cls(input[`WB_MUX_CTL_LEN-1:0] wb_mux_ctl_i,output reg[`WB_MUX_CTL_LEN-1:0] wb_mux_ctl_o,input clk,input clr,input cls);always@(posedge clk)if(clr) wb_mux_ctl_o<=0;else if(cls)wb_mux_ctl_o<=wb_mux_ctl_o;else wb_mux_ctl_o<=wb_mux_ctl_i;endmodule
|
| 108 |
|
|
module wb_we_reg_clr_cls(input[`WB_WE_LEN-1:0] wb_we_i,output reg[`WB_WE_LEN-1:0] wb_we_o,input clk,input clr,input cls);always@(posedge clk)if(clr) wb_we_o<=0;else if(cls)wb_we_o<=wb_we_o;else wb_we_o<=wb_we_i;endmodule
|
| 109 |
|
|
module ins_reg_clr_cls(input[`INS_LEN-1:0] ins_i,output reg[`INS_LEN-1:0] ins_o,input clk,input clr,input cls);always@(posedge clk)if(clr) ins_o<=0;else if(cls)ins_o<=ins_o;else ins_o<=ins_i;endmodule
|
| 110 |
|
|
module pc_reg_clr_cls(input[`PC_LEN-1:0] pc_i,output reg[`PC_LEN-1:0] pc_o,input clk,input clr,input cls);always@(posedge clk)if(clr) pc_o<=0;else if(cls)pc_o<=pc_o;else pc_o<=pc_i;endmodule
|
| 111 |
|
|
module spc_reg_clr_cls(input[`SPC_LEN-1:0] spc_i,output reg[`SPC_LEN-1:0] spc_o,input clk,input clr,input cls);always@(posedge clk)if(clr) spc_o<=0;else if(cls)spc_o<=spc_o;else spc_o<=spc_i;endmodule
|
| 112 |
|
|
module r1_reg_clr_cls(input[`R1_LEN-1:0] r1_i,output reg[`R1_LEN-1:0] r1_o,input clk,input clr,input cls);always@(posedge clk)if(clr) r1_o<=0;else if(cls)r1_o<=r1_o;else r1_o<=r1_i;endmodule
|
| 113 |
|
|
module r2_reg_clr_cls(input[`R2_LEN-1:0] r2_i,output reg[`R2_LEN-1:0] r2_o,input clk,input clr,input cls);always@(posedge clk)if(clr) r2_o<=0;else if(cls)r2_o<=r2_o;else r2_o<=r2_i;endmodule
|
| 114 |
|
|
module r3_reg_clr_cls(input[`R3_LEN-1:0] r3_i,output reg[`R3_LEN-1:0] r3_o,input clk,input clr,input cls);always@(posedge clk)if(clr) r3_o<=0;else if(cls)r3_o<=r3_o;else r3_o<=r3_i;endmodule
|
| 115 |
|
|
module r4_reg_clr_cls(input[`R4_LEN-1:0] r4_i,output reg[`R4_LEN-1:0] r4_o,input clk,input clr,input cls);always@(posedge clk)if(clr) r4_o<=0;else if(cls)r4_o<=r4_o;else r4_o<=r4_i;endmodule
|
| 116 |
|
|
module r5_reg_clr_cls(input[`R5_LEN-1:0] r5_i,output reg[`R5_LEN-1:0] r5_o,input clk,input clr,input cls);always@(posedge clk)if(clr) r5_o<=0;else if(cls)r5_o<=r5_o;else r5_o<=r5_i;endmodule
|
| 117 |
|
|
module r32_reg_clr_cls(input[`R32_LEN-1:0] r32_i,output reg[`R32_LEN-1:0] r32_o,input clk,input clr,input cls);always@(posedge clk)if(clr) r32_o<=0;else if(cls)r32_o<=r32_o;else r32_o<=r32_i;endmodule
|
| 118 |
|
|
|
| 119 |
|
|
|
| 120 |
|
|
module ext_ctl_reg_clr(input[`EXT_CTL_LEN-1:0] ext_ctl_i,output reg[`EXT_CTL_LEN-1:0] ext_ctl_o,input clk,input clr);always@(posedge clk)if(clr)ext_ctl_o<=0;else ext_ctl_o<=ext_ctl_i;endmodule
|
| 121 |
|
|
module rd_sel_reg_clr(input[`RD_SEL_LEN-1:0] rd_sel_i,output reg[`RD_SEL_LEN-1:0] rd_sel_o,input clk,input clr);always@(posedge clk)if(clr)rd_sel_o<=0;else rd_sel_o<=rd_sel_i;endmodule
|
| 122 |
|
|
module cmp_ctl_reg_clr(input[`CMP_CTL_LEN-1:0] cmp_ctl_i,output reg[`CMP_CTL_LEN-1:0] cmp_ctl_o,input clk,input clr);always@(posedge clk)if(clr)cmp_ctl_o<=0;else cmp_ctl_o<=cmp_ctl_i;endmodule
|
| 123 |
|
|
module pc_gen_ctl_reg_clr(input[`PC_GEN_CTL_LEN-1:0] pc_gen_ctl_i,output reg[`PC_GEN_CTL_LEN-1:0] pc_gen_ctl_o,input clk,input clr);always@(posedge clk)if(clr)pc_gen_ctl_o<=0;else pc_gen_ctl_o<=pc_gen_ctl_i;endmodule
|
| 124 |
|
|
module fsm_ctl_reg_clr(input[`FSM_CTL_LEN-1:0] fsm_ctl_i,output reg[`FSM_CTL_LEN-1:0] fsm_ctl_o,input clk,input clr);always@(posedge clk)if(clr)fsm_ctl_o<=0;else fsm_ctl_o<=fsm_ctl_i;endmodule
|
| 125 |
|
|
module muxa_ctl_reg_clr(input[`MUXA_CTL_LEN-1:0] muxa_ctl_i,output reg[`MUXA_CTL_LEN-1:0] muxa_ctl_o,input clk,input clr);always@(posedge clk)if(clr)muxa_ctl_o<=0;else muxa_ctl_o<=muxa_ctl_i;endmodule
|
| 126 |
|
|
module muxb_ctl_reg_clr(input[`MUXB_CTL_LEN-1:0] muxb_ctl_i,output reg[`MUXB_CTL_LEN-1:0] muxb_ctl_o,input clk,input clr);always@(posedge clk)if(clr)muxb_ctl_o<=0;else muxb_ctl_o<=muxb_ctl_i;endmodule
|
| 127 |
|
|
module alu_func_reg_clr(input[`ALU_FUNC_LEN-1:0] alu_func_i,output reg[`ALU_FUNC_LEN-1:0] alu_func_o,input clk,input clr);always@(posedge clk)if(clr)alu_func_o<=0;else alu_func_o<=alu_func_i;endmodule
|
| 128 |
|
|
module alu_we_reg_clr(input[`ALU_WE_LEN-1:0] alu_we_i,output reg[`ALU_WE_LEN-1:0] alu_we_o,input clk,input clr);always@(posedge clk)if(clr)alu_we_o<=0;else alu_we_o<=alu_we_i;endmodule
|
| 129 |
|
|
module dmem_ctl_reg_clr(input[`DMEM_CTL_LEN-1:0] dmem_ctl_i,output reg[`DMEM_CTL_LEN-1:0] dmem_ctl_o,input clk,input clr);always@(posedge clk)if(clr)dmem_ctl_o<=0;else dmem_ctl_o<=dmem_ctl_i;endmodule
|
| 130 |
|
|
module wb_mux_ctl_reg_clr(input[`WB_MUX_CTL_LEN-1:0] wb_mux_ctl_i,output reg[`WB_MUX_CTL_LEN-1:0] wb_mux_ctl_o,input clk,input clr);always@(posedge clk)if(clr)wb_mux_ctl_o<=0;else wb_mux_ctl_o<=wb_mux_ctl_i;endmodule
|
| 131 |
|
|
module wb_we_reg_clr(input[`WB_WE_LEN-1:0] wb_we_i,output reg[`WB_WE_LEN-1:0] wb_we_o,input clk,input clr);always@(posedge clk)if(clr)wb_we_o<=0;else wb_we_o<=wb_we_i;endmodule
|
| 132 |
|
|
module ins_reg_clr(input[`INS_LEN-1:0] ins_i,output reg[`INS_LEN-1:0] ins_o,input clk,input clr);always@(posedge clk)if(clr)ins_o<=0;else ins_o<=ins_i;endmodule
|
| 133 |
|
|
module pc_reg_clr(input[`PC_LEN-1:0] pc_i,output reg[`PC_LEN-1:0] pc_o,input clk,input clr);always@(posedge clk)if(clr)pc_o<=0;else pc_o<=pc_i;endmodule
|
| 134 |
|
|
module spc_reg_clr(input[`SPC_LEN-1:0] spc_i,output reg[`SPC_LEN-1:0] spc_o,input clk,input clr);always@(posedge clk)if(clr)spc_o<=0;else spc_o<=spc_i;endmodule
|
| 135 |
|
|
module r1_reg_clr(input[`R1_LEN-1:0] r1_i,output reg[`R1_LEN-1:0] r1_o,input clk,input clr);always@(posedge clk)if(clr)r1_o<=0;else r1_o<=r1_i;endmodule
|
| 136 |
|
|
module r2_reg_clr(input[`R2_LEN-1:0] r2_i,output reg[`R2_LEN-1:0] r2_o,input clk,input clr);always@(posedge clk)if(clr)r2_o<=0;else r2_o<=r2_i;endmodule
|
| 137 |
|
|
module r3_reg_clr(input[`R3_LEN-1:0] r3_i,output reg[`R3_LEN-1:0] r3_o,input clk,input clr);always@(posedge clk)if(clr)r3_o<=0;else r3_o<=r3_i;endmodule
|
| 138 |
|
|
module r4_reg_clr(input[`R4_LEN-1:0] r4_i,output reg[`R4_LEN-1:0] r4_o,input clk,input clr);always@(posedge clk)if(clr)r4_o<=0;else r4_o<=r4_i;endmodule
|
| 139 |
|
|
module r5_reg_clr(input[`R5_LEN-1:0] r5_i,output reg[`R5_LEN-1:0] r5_o,input clk,input clr);always@(posedge clk)if(clr)r5_o<=0;else r5_o<=r5_i;endmodule
|
| 140 |
|
|
module r32_reg_clr(input[`R32_LEN-1:0] r32_i,output reg[`R32_LEN-1:0] r32_o,input clk,input clr);always@(posedge clk)if(clr)r32_o<=0;else r32_o<=r32_i;endmodule
|
| 141 |
|
|
|
| 142 |
|
|
|
| 143 |
|
|
module ext_ctl_reg(input[`EXT_CTL_LEN-1:0] ext_ctl_i,output reg[`EXT_CTL_LEN-1:0] ext_ctl_o,input clk);always@(posedge clk) ext_ctl_o<=ext_ctl_i;endmodule
|
| 144 |
|
|
module rd_sel_reg(input[`RD_SEL_LEN-1:0] rd_sel_i,output reg[`RD_SEL_LEN-1:0] rd_sel_o,input clk);always@(posedge clk) rd_sel_o<=rd_sel_i;endmodule
|
| 145 |
|
|
module cmp_ctl_reg(input[`CMP_CTL_LEN-1:0] cmp_ctl_i,output reg[`CMP_CTL_LEN-1:0] cmp_ctl_o,input clk);always@(posedge clk) cmp_ctl_o<=cmp_ctl_i;endmodule
|
| 146 |
|
|
module pc_gen_ctl_reg(input[`PC_GEN_CTL_LEN-1:0] pc_gen_ctl_i,output reg[`PC_GEN_CTL_LEN-1:0] pc_gen_ctl_o,input clk);always@(posedge clk) pc_gen_ctl_o<=pc_gen_ctl_i;endmodule
|
| 147 |
|
|
module fsm_ctl_reg(input[`FSM_CTL_LEN-1:0] fsm_ctl_i,output reg[`FSM_CTL_LEN-1:0] fsm_ctl_o,input clk);always@(posedge clk) fsm_ctl_o<=fsm_ctl_i;endmodule
|
| 148 |
|
|
module muxa_ctl_reg(input[`MUXA_CTL_LEN-1:0] muxa_ctl_i,output reg[`MUXA_CTL_LEN-1:0] muxa_ctl_o,input clk);always@(posedge clk) muxa_ctl_o<=muxa_ctl_i;endmodule
|
| 149 |
|
|
module muxb_ctl_reg(input[`MUXB_CTL_LEN-1:0] muxb_ctl_i,output reg[`MUXB_CTL_LEN-1:0] muxb_ctl_o,input clk);always@(posedge clk) muxb_ctl_o<=muxb_ctl_i;endmodule
|
| 150 |
|
|
module alu_func_reg(input[`ALU_FUNC_LEN-1:0] alu_func_i,output reg[`ALU_FUNC_LEN-1:0] alu_func_o,input clk);always@(posedge clk) alu_func_o<=alu_func_i;endmodule
|
| 151 |
|
|
module alu_we_reg(input[`ALU_WE_LEN-1:0] alu_we_i,output reg[`ALU_WE_LEN-1:0] alu_we_o,input clk);always@(posedge clk) alu_we_o<=alu_we_i;endmodule
|
| 152 |
|
|
module dmem_ctl_reg(input[`DMEM_CTL_LEN-1:0] dmem_ctl_i,output reg[`DMEM_CTL_LEN-1:0] dmem_ctl_o,input clk);always@(posedge clk) dmem_ctl_o<=dmem_ctl_i;endmodule
|
| 153 |
|
|
module wb_mux_ctl_reg(input[`WB_MUX_CTL_LEN-1:0] wb_mux_ctl_i,output reg[`WB_MUX_CTL_LEN-1:0] wb_mux_ctl_o,input clk);always@(posedge clk) wb_mux_ctl_o<=wb_mux_ctl_i;endmodule
|
| 154 |
|
|
module wb_we_reg(input[`WB_WE_LEN-1:0] wb_we_i,output reg[`WB_WE_LEN-1:0] wb_we_o,input clk);always@(posedge clk) wb_we_o<=wb_we_i;endmodule
|
| 155 |
|
|
module ins_reg(input[`INS_LEN-1:0] ins_i,output reg[`INS_LEN-1:0] ins_o,input clk);always@(posedge clk) ins_o<=ins_i;endmodule
|
| 156 |
|
|
module pc_reg(input[`PC_LEN-1:0] pc_i,output reg[`PC_LEN-1:0] pc_o,input clk);always@(posedge clk) pc_o<=pc_i;endmodule
|
| 157 |
|
|
module spc_reg(input[`SPC_LEN-1:0] spc_i,output reg[`SPC_LEN-1:0] spc_o,input clk);always@(posedge clk) spc_o<=spc_i;endmodule
|
| 158 |
|
|
module r1_reg(input[`R1_LEN-1:0] r1_i,output reg[`R1_LEN-1:0] r1_o,input clk);always@(posedge clk) r1_o<=r1_i;endmodule
|
| 159 |
|
|
module r2_reg(input[`R2_LEN-1:0] r2_i,output reg[`R2_LEN-1:0] r2_o,input clk);always@(posedge clk) r2_o<=r2_i;endmodule
|
| 160 |
|
|
module r3_reg(input[`R3_LEN-1:0] r3_i,output reg[`R3_LEN-1:0] r3_o,input clk);always@(posedge clk) r3_o<=r3_i;endmodule
|
| 161 |
|
|
module r4_reg(input[`R4_LEN-1:0] r4_i,output reg[`R4_LEN-1:0] r4_o,input clk);always@(posedge clk) r4_o<=r4_i;endmodule
|
| 162 |
|
|
module r5_reg(input[`R5_LEN-1:0] r5_i,output reg[`R5_LEN-1:0] r5_o,input clk);always@(posedge clk) r5_o<=r5_i;endmodule
|
| 163 |
|
|
module r32_reg(input[`R32_LEN-1:0] r32_i,output reg[`R32_LEN-1:0] r32_o,input clk);always@(posedge clk) r32_o<=r32_i;endmodule
|
| 164 |
|
|
|
| 165 |
|
|
|
| 166 |
|
|
module ext_ctl_reg_cls(input[`EXT_CTL_LEN-1:0] ext_ctl_i,output reg[`EXT_CTL_LEN-1:0] ext_ctl_o,input clk,input cls);always@(posedge clk)if(cls) ext_ctl_o<=ext_ctl_o;else ext_ctl_o<=ext_ctl_i;endmodule
|
| 167 |
|
|
module rd_sel_reg_cls(input[`RD_SEL_LEN-1:0] rd_sel_i,output reg[`RD_SEL_LEN-1:0] rd_sel_o,input clk,input cls);always@(posedge clk)if(cls) rd_sel_o<=rd_sel_o;else rd_sel_o<=rd_sel_i;endmodule
|
| 168 |
|
|
module cmp_ctl_reg_cls(input[`CMP_CTL_LEN-1:0] cmp_ctl_i,output reg[`CMP_CTL_LEN-1:0] cmp_ctl_o,input clk,input cls);always@(posedge clk)if(cls) cmp_ctl_o<=cmp_ctl_o;else cmp_ctl_o<=cmp_ctl_i;endmodule
|
| 169 |
|
|
module pc_gen_ctl_reg_cls(input[`PC_GEN_CTL_LEN-1:0] pc_gen_ctl_i,output reg[`PC_GEN_CTL_LEN-1:0] pc_gen_ctl_o,input clk,input cls);always@(posedge clk)if(cls) pc_gen_ctl_o<=pc_gen_ctl_o;else pc_gen_ctl_o<=pc_gen_ctl_i;endmodule
|
| 170 |
|
|
module fsm_ctl_reg_cls(input[`FSM_CTL_LEN-1:0] fsm_ctl_i,output reg[`FSM_CTL_LEN-1:0] fsm_ctl_o,input clk,input cls);always@(posedge clk)if(cls) fsm_ctl_o<=fsm_ctl_o;else fsm_ctl_o<=fsm_ctl_i;endmodule
|
| 171 |
|
|
module muxa_ctl_reg_cls(input[`MUXA_CTL_LEN-1:0] muxa_ctl_i,output reg[`MUXA_CTL_LEN-1:0] muxa_ctl_o,input clk,input cls);always@(posedge clk)if(cls) muxa_ctl_o<=muxa_ctl_o;else muxa_ctl_o<=muxa_ctl_i;endmodule
|
| 172 |
|
|
module muxb_ctl_reg_cls(input[`MUXB_CTL_LEN-1:0] muxb_ctl_i,output reg[`MUXB_CTL_LEN-1:0] muxb_ctl_o,input clk,input cls);always@(posedge clk)if(cls) muxb_ctl_o<=muxb_ctl_o;else muxb_ctl_o<=muxb_ctl_i;endmodule
|
| 173 |
|
|
module alu_func_reg_cls(input[`ALU_FUNC_LEN-1:0] alu_func_i,output reg[`ALU_FUNC_LEN-1:0] alu_func_o,input clk,input cls);always@(posedge clk)if(cls) alu_func_o<=alu_func_o;else alu_func_o<=alu_func_i;endmodule
|
| 174 |
|
|
module alu_we_reg_cls(input[`ALU_WE_LEN-1:0] alu_we_i,output reg[`ALU_WE_LEN-1:0] alu_we_o,input clk,input cls);always@(posedge clk)if(cls) alu_we_o<=alu_we_o;else alu_we_o<=alu_we_i;endmodule
|
| 175 |
|
|
module dmem_ctl_reg_cls(input[`DMEM_CTL_LEN-1:0] dmem_ctl_i,output reg[`DMEM_CTL_LEN-1:0] dmem_ctl_o,input clk,input cls);always@(posedge clk)if(cls) dmem_ctl_o<=dmem_ctl_o;else dmem_ctl_o<=dmem_ctl_i;endmodule
|
| 176 |
|
|
module wb_mux_ctl_reg_cls(input[`WB_MUX_CTL_LEN-1:0] wb_mux_ctl_i,output reg[`WB_MUX_CTL_LEN-1:0] wb_mux_ctl_o,input clk,input cls);always@(posedge clk)if(cls) wb_mux_ctl_o<=wb_mux_ctl_o;else wb_mux_ctl_o<=wb_mux_ctl_i;endmodule
|
| 177 |
|
|
module wb_we_reg_cls(input[`WB_WE_LEN-1:0] wb_we_i,output reg[`WB_WE_LEN-1:0] wb_we_o,input clk,input cls);always@(posedge clk)if(cls) wb_we_o<=wb_we_o;else wb_we_o<=wb_we_i;endmodule
|
| 178 |
|
|
module ins_reg_cls(input[`INS_LEN-1:0] ins_i,output reg[`INS_LEN-1:0] ins_o,input clk,input cls);always@(posedge clk)if(cls) ins_o<=ins_o;else ins_o<=ins_i;endmodule
|
| 179 |
|
|
module pc_reg_cls(input[`PC_LEN-1:0] pc_i,output reg[`PC_LEN-1:0] pc_o,input clk,input cls);always@(posedge clk)if(cls) pc_o<=pc_o;else pc_o<=pc_i;endmodule
|
| 180 |
|
|
module spc_reg_cls(input[`SPC_LEN-1:0] spc_i,output reg[`SPC_LEN-1:0] spc_o,input clk,input cls);always@(posedge clk)if(cls) spc_o<=spc_o;else spc_o<=spc_i;endmodule
|
| 181 |
|
|
module r1_reg_cls(input[`R1_LEN-1:0] r1_i,output reg[`R1_LEN-1:0] r1_o,input clk,input cls);always@(posedge clk)if(cls) r1_o<=r1_o;else r1_o<=r1_i;endmodule
|
| 182 |
|
|
module r2_reg_cls(input[`R2_LEN-1:0] r2_i,output reg[`R2_LEN-1:0] r2_o,input clk,input cls);always@(posedge clk)if(cls) r2_o<=r2_o;else r2_o<=r2_i;endmodule
|
| 183 |
|
|
module r3_reg_cls(input[`R3_LEN-1:0] r3_i,output reg[`R3_LEN-1:0] r3_o,input clk,input cls);always@(posedge clk)if(cls) r3_o<=r3_o;else r3_o<=r3_i;endmodule
|
| 184 |
|
|
module r4_reg_cls(input[`R4_LEN-1:0] r4_i,output reg[`R4_LEN-1:0] r4_o,input clk,input cls);always@(posedge clk)if(cls) r4_o<=r4_o;else r4_o<=r4_i;endmodule
|
| 185 |
|
|
module r5_reg_cls(input[`R5_LEN-1:0] r5_i,output reg[`R5_LEN-1:0] r5_o,input clk,input cls);always@(posedge clk)if(cls) r5_o<=r5_o;else r5_o<=r5_i;endmodule
|
| 186 |
|
|
module r32_reg_cls(input[`R32_LEN-1:0] r32_i,output reg[`R32_LEN-1:0] r32_o,input clk,input cls);always@(posedge clk)if(cls) r32_o<=r32_o;else r32_o<=r32_i;endmodule
|
| 187 |
|
|
|
| 188 |
|
|
|
| 189 |
|
|
|
| 190 |
|
|
module portio16(
|
| 191 |
|
|
inout [15:0] io_port,
|
| 192 |
|
|
output [15:0] dfport,
|
| 193 |
|
|
input [15:0] d2port,
|
| 194 |
|
|
input wr_en
|
| 195 |
|
|
);
|
| 196 |
|
|
|
| 197 |
|
|
assign dfport = io_port ;
|
| 198 |
|
|
assign io_port = wr_en ? d2port : 16'bz;
|
| 199 |
|
|
|
| 200 |
|
|
endmodule
|
