yosys/techlibs/xilinx/xc7_ff_map.v

79 lines
3.3 KiB
Verilog

/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2012 Clifford Wolf <clifford@clifford.at>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
// ============================================================================
// FF mapping
`ifndef _NO_FFS
module \$_DFF_N_ (input D, C, output Q);
parameter _TECHMAP_WIREINIT_Q_ = 1'bx;
FDRE_1 #(.INIT(_TECHMAP_WIREINIT_Q_)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(1'b1), .R(1'b0));
endmodule
module \$_DFF_P_ (input D, C, output Q);
parameter _TECHMAP_WIREINIT_Q_ = 1'bx;
FDRE #(.INIT(_TECHMAP_WIREINIT_Q_)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(1'b1), .R(1'b0));
endmodule
module \$_DFFE_NP_ (input D, C, E, output Q);
parameter _TECHMAP_WIREINIT_Q_ = 1'bx;
FDRE_1 #(.INIT(_TECHMAP_WIREINIT_Q_)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(E), .R(1'b0));
endmodule
module \$_DFFE_PP_ (input D, C, E, output Q);
parameter _TECHMAP_WIREINIT_Q_ = 1'bx;
FDRE #(.INIT(_TECHMAP_WIREINIT_Q_)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(E), .R(1'b0));
endmodule
module \$_DFF_NN0_ (input D, C, R, output Q);
parameter _TECHMAP_WIREINIT_Q_ = 1'bx;
FDCE_1 #(.INIT(_TECHMAP_WIREINIT_Q_)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(1'b1), .CLR(!R));
endmodule
module \$_DFF_NP0_ (input D, C, R, output Q);
parameter _TECHMAP_WIREINIT_Q_ = 1'bx;
FDCE_1 #(.INIT(_TECHMAP_WIREINIT_Q_)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(1'b1), .CLR( R));
endmodule
module \$_DFF_PN0_ (input D, C, R, output Q);
parameter _TECHMAP_WIREINIT_Q_ = 1'bx;
FDCE #(.INIT(_TECHMAP_WIREINIT_Q_)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(1'b1), .CLR(!R));
endmodule
module \$_DFF_PP0_ (input D, C, R, output Q);
parameter _TECHMAP_WIREINIT_Q_ = 1'bx;
FDCE #(.INIT(_TECHMAP_WIREINIT_Q_)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(1'b1), .CLR( R));
endmodule
module \$_DFF_NN1_ (input D, C, R, output Q);
parameter _TECHMAP_WIREINIT_Q_ = 1'bx;
FDPE_1 #(.INIT(_TECHMAP_WIREINIT_Q_)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(1'b1), .PRE(!R));
endmodule
module \$_DFF_NP1_ (input D, C, R, output Q);
parameter _TECHMAP_WIREINIT_Q_ = 1'bx;
FDPE_1 #(.INIT(_TECHMAP_WIREINIT_Q_)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(1'b1), .PRE( R));
endmodule
module \$_DFF_PN1_ (input D, C, R, output Q);
parameter _TECHMAP_WIREINIT_Q_ = 1'bx;
FDPE #(.INIT(_TECHMAP_WIREINIT_Q_)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(1'b1), .PRE(!R));
endmodule
module \$_DFF_PP1_ (input D, C, R, output Q);
parameter _TECHMAP_WIREINIT_Q_ = 1'bx;
FDPE #(.INIT(_TECHMAP_WIREINIT_Q_)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(1'b1), .PRE( R));
endmodule
`endif