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synth_gatemate: Rename multiplier factor parameters

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Patrick Urban 2021-09-24 21:53:39 +02:00 • committed by Marcelina Kościelnicka
parent 6825de6343
commit d592bd93b8
1 changed files with 10 additions and 13 deletions
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23
techlibs/gatemate/mul_map.v
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@ -17,9 +17,6 @@
*
*/
`define MAX(a,b) ((a) > (b) ? (a) : (b))
`define MIN(a,b) ((a) < (b) ? (a) : (b))
(* techmap_celltype = "$mul $__mul" *)
module \$__MULMXN (A, B, Y);
@ -36,27 +33,27 @@ module \$__MULMXN (A, B, Y);
(* force_downto *)
output [Y_WIDTH-1:0] Y;
localparam A_MAXWIDTH = A_WIDTH + (A_SIGNED ? 0 : 1);
localparam B_MAXWIDTH = B_WIDTH + (B_SIGNED ? 0 : 1);
localparam A_ADJWIDTH = A_WIDTH + (A_SIGNED ? 0 : 1);
localparam B_ADJWIDTH = B_WIDTH + (B_SIGNED ? 0 : 1);
generate
if (A_SIGNED) begin: blkA
wire signed [A_MAXWIDTH-1:0] Aext = $signed(A);
wire signed [A_ADJWIDTH-1:0] Aext = $signed(A);
end
else begin: blkA
wire [A_MAXWIDTH-1:0] Aext = A;
wire [A_ADJWIDTH-1:0] Aext = A;
end
if (B_SIGNED) begin: blkB
wire signed [B_MAXWIDTH-1:0] Bext = $signed(B);
wire signed [B_ADJWIDTH-1:0] Bext = $signed(B);
end
else begin: blkB
wire [B_MAXWIDTH-1:0] Bext = B;
wire [B_ADJWIDTH-1:0] Bext = B;
end
if (A_WIDTH >= B_WIDTH) begin
CC_MULT #(
.A_WIDTH(A_MAXWIDTH),
.B_WIDTH(B_MAXWIDTH),
.A_WIDTH(A_ADJWIDTH),
.B_WIDTH(B_ADJWIDTH),
.P_WIDTH(Y_WIDTH),
) _TECHMAP_REPLACE_ (
.A(blkA.Aext),
@ -66,8 +63,8 @@ module \$__MULMXN (A, B, Y);
end
else begin // swap A,B
CC_MULT #(
.A_WIDTH(A_MAXWIDTH),
.B_WIDTH(B_MAXWIDTH),
.A_WIDTH(B_ADJWIDTH),
.B_WIDTH(A_ADJWIDTH),
.P_WIDTH(Y_WIDTH),
) _TECHMAP_REPLACE_ (
.A(blkB.Bext),