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Removed $bu0 cell type

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This commit is contained in:
Clifford Wolf 2014-09-04 02:07:52 +02:00
parent b9cb483f3e
commit 8927aa6148
18 changed files with 27 additions and 103 deletions
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15
techlibs/common/techmap.v
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@ -38,11 +38,6 @@
// Use simplemap for trivial cell types
// --------------------------------------------------------
(* techmap_simplemap *)
(* techmap_celltype = "$pos $bu0" *)
module simplemap_buffers;
endmodule
(* techmap_simplemap *)
(* techmap_celltype = "$not $and $or $xor $xnor" *)
module simplemap_bool_ops;
@ -59,7 +54,7 @@ module simplemap_logic_ops;
endmodule
(* techmap_simplemap *)
(* techmap_celltype = "$slice $concat $mux" *)
(* techmap_celltype = "$pos $slice $concat $mux" *)
module simplemap_various;
endmodule
@ -738,8 +733,8 @@ module \$eq (A, B, Y);
wire carry, carry_sign;
wire [WIDTH-1:0] A_buf, B_buf;
\$bu0 #(.A_SIGNED(A_SIGNED), .A_WIDTH(A_WIDTH), .Y_WIDTH(WIDTH)) A_conv (.A(A), .Y(A_buf));
\$bu0 #(.A_SIGNED(B_SIGNED), .A_WIDTH(B_WIDTH), .Y_WIDTH(WIDTH)) B_conv (.A(B), .Y(B_buf));
\$pos #(.A_SIGNED(A_SIGNED), .A_WIDTH(A_WIDTH), .Y_WIDTH(WIDTH)) A_conv (.A(A), .Y(A_buf));
\$pos #(.A_SIGNED(B_SIGNED), .A_WIDTH(B_WIDTH), .Y_WIDTH(WIDTH)) B_conv (.A(B), .Y(B_buf));
assign Y = ~|(A_buf ^ B_buf);
endmodule
@ -759,8 +754,8 @@ module \$ne (A, B, Y);
wire carry, carry_sign;
wire [WIDTH-1:0] A_buf, B_buf;
\$bu0 #(.A_SIGNED(A_SIGNED), .A_WIDTH(A_WIDTH), .Y_WIDTH(WIDTH)) A_conv (.A(A), .Y(A_buf));
\$bu0 #(.A_SIGNED(B_SIGNED), .A_WIDTH(B_WIDTH), .Y_WIDTH(WIDTH)) B_conv (.A(B), .Y(B_buf));
\$pos #(.A_SIGNED(A_SIGNED), .A_WIDTH(A_WIDTH), .Y_WIDTH(WIDTH)) A_conv (.A(A), .Y(A_buf));
\$pos #(.A_SIGNED(B_SIGNED), .A_WIDTH(B_WIDTH), .Y_WIDTH(WIDTH)) B_conv (.A(B), .Y(B_buf));
assign Y = |(A_buf ^ B_buf);
endmodule