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removed redundant condinvb mux

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Kevin Kim 2023-03-10 14:17:38 -08:00
parent 2111e06195
commit dcaf9de228
1 changed files with 1 additions and 2 deletions
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src/ieu/alu.sv
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@ -101,8 +101,7 @@ module alu #(parameter WIDTH=32) (
// Addition
assign CondMaskInvB = SubArith ? ~CondMaskB : CondMaskB;
assign CondInvB = SubArith ? ~B : B;
assign {Carry, Sum} = CondShiftA + CondInvB + {{(WIDTH-1){1'b0}}, SubArith};
assign {Carry, Sum} = CondShiftA + CondMaskInvB + {{(WIDTH-1){1'b0}}, SubArith};
// Shifts (configurable for rotation)
shifter sh(.shA(CondExtA), .Sign(shSignA), .rotA(rotA), .Amt(B[`LOG_XLEN-1:0]), .Right(Funct3[2]), .W64(W64), .Y(Shift), .Rotate(Rotate));