supleed2/ELEC50010-IAC-CW
1
0
Fork 0
mirror of https://github.com/supleed2/ELEC50010-IAC-CW.git synced 2024-11-10 01:35:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

Minor sytax corrections

Browse source
This commit is contained in:
Ibrahim 2020-12-02 14:03:16 +00:00
parent 2a6d87c7b8
commit b81c2c0952
1 changed files with 5 additions and 17 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

22
rtl/mips_cpu_alu.v
View file

@ -5,7 +5,7 @@ module mips_cpu_alu(
/* The ALU Flags is 6 bits for now update when reduced */ /* The ALU Flags is 6 bits for now update when reduced */
output logic ALUZero, //Is the output of the ALU 0? - used to check result output logic Cond, //IF condition is met Cond is asserted
output logic[31:0] ALUOut, // The ouput of the ALU output logic[31:0] ALUOut, // The ouput of the ALU
@ -36,10 +36,6 @@ module mips_cpu_alu(
//BNE = 6'd11, //Branch on not equal //BNE = 6'd11, //Branch on not equal
//DIV = 6'd12, //Divide //DIV = 6'd12, //Divide
//DIVU = 6'd13, //Divide unsigned //DIVU = 6'd13, //Divide unsigned
J = 6'd14, //Jump
JALR = 6'd15, //Jump and link register
JAL = 6'd16, //Jump and link
JR = 6'd17, //Jump register
//LB = 6'd18, //Load byte //LB = 6'd18, //Load byte
//LBU = 6'd19, //Load byte unsigned //LBU = 6'd19, //Load byte unsigned
//LH = 6'd20, //Load half-word //LH = 6'd20, //Load half-word
@ -79,7 +75,7 @@ module mips_cpu_alu(
} ALUFlags; } ALUFlags;
always @(A,B, ALUFlags) always_comb
begin begin
SignExtend = {{16{immediate[15]}}, immediate}; SignExtend = {{16{immediate[15]}}, immediate};
@ -130,13 +126,13 @@ module mips_cpu_alu(
AND: begin AND: begin
ALUOut = A & B; ALUOut = A & B;
end end
//kjfdhlkjsfhlsajdflskajflsjflskjf;lksjf;jsf;kl
BEQ: begin BEQ: begin
if A == B begin if A == B begin
ALUOut = 0; Cond = 1;
end end
else begin else begin
ALUOut = ALUOut; Cond = 0;
end end
end end
@ -239,15 +235,7 @@ module mips_cpu_alu(
endcase endcase
end end
always @(ALUOut) begin
if (ALUOut == 0) begin
ALUZero <= 1;
end else begin
ALUZero <= 0;
end
end
end
endmodule endmodule