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LZA cleanup

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This commit is contained in:
David Harris 2022-08-01 12:30:42 -07:00
parent 99462049e7
commit b34d2065c3
1 changed files with 3 additions and 2 deletions
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pipelined/src/fpu/fmalza.sv
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@ -38,7 +38,8 @@ module fmalza( // [Schmookler & Nowka, Leading zero anticipation and detection,
localparam WIDTH = 3*`NF+7;
logic [WIDTH-1:0] AA, B, P, G, K, F;
logic [WIDTH-1:0] B,F;
logic [WIDTH-1:0] P, G, K;
logic [WIDTH-2:0] Pp1, Gm1, Km1;
assign B = {{(`NF+3){1'b0}}, Pm}; // Zero extend product
@ -48,7 +49,7 @@ module fmalza( // [Schmookler & Nowka, Leading zero anticipation and detection,
assign G = A&B;
assign K= ~A&~B;
assign Pp1 = P[WIDTH-1:1];
assign Pp1 = {A[WIDTH-1], P[WIDTH-2:1]};
assign Gm1 = {G[WIDTH-3:0], Cin};
assign Km1 = {K[WIDTH-3:0], ~Cin};