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module ctrl_decode (
input [34:0] control_signals,
output [3:0] aluOp,
output [2:0] aluReg1,
output [2:0] aluReg2,
output [1:0] aluOpSource1, // ALU first operand: 0 = reg, 1 = memory read, 2 = imm8, 3 = PC
output [1:0] aluOpSource2, // ALU second operand: 0 = reg, 1 = ~reg, 2 = PC, 3 = ???
output aluDest, // 0 = reg, 1 = PC
output [1:0] aluCarrySource, // ALU carry flag input source
output [2:0] regDest,
output regSetH,
output regSetL,
output [2:0] regAddr,
output memReadB,
output memReadW,
output memWriteB,
output memWriteW,
output [5:0] setRegCond // {should set when condition is true, Z doesn't matter, S doesn't matter, Z must be this, S must be this}
);
assign {
aluOp,
aluReg1,
aluReg2,
aluOpSource1,
aluOpSource2,
aluDest,
aluCarrySource,
regDest,
regSetH,
regSetL,
regAddr,
memReadB,
memReadW,
memWriteB,
memWriteW,
setRegCond
} = control_signals;
endmodule
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