diff options
Diffstat (limited to 'techlibs/xilinx/ff_map.v')
| -rw-r--r-- | techlibs/xilinx/ff_map.v | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/techlibs/xilinx/ff_map.v b/techlibs/xilinx/ff_map.v index 13beaa6ae..5ad73aa63 100644 --- a/techlibs/xilinx/ff_map.v +++ b/techlibs/xilinx/ff_map.v @@ -23,10 +23,26 @@ `ifndef _NO_FFS module \$_DFF_N_ (input D, C, output Q); FDRE_1 #(.INIT(|0)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(1'b1), .R(1'b0)); endmodule -module \$_DFF_P_ (input D, C, output Q); FDRE #(.INIT(|0)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(1'b1), .R(1'b0)); endmodule +module \$_DFF_P_ (input D, C, output Q); +`ifndef _ABC + FDRE #(.INIT(|0)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(1'b1), .R(1'b0)); +`else + wire \$nextQ ; + \$__ABC_FDRE #(.INIT(|0)) _TECHMAP_REPLACE_ (.D(D), .Q(\$nextQ ), .\$pastQ (Q), .C(C), .CE(1'b1), .R(1'b0)); + \$__ABC_FF_ abc_dff (.D(\$nextQ ), .Q(Q)); +`endif +endmodule module \$_DFFE_NP_ (input D, C, E, output Q); FDRE_1 #(.INIT(|0)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(E), .R(1'b0)); endmodule -module \$_DFFE_PP_ (input D, C, E, output Q); FDRE #(.INIT(|0)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(E), .R(1'b0)); endmodule +module \$_DFFE_PP_ (input D, C, E, output Q); +`ifndef _ABC + FDRE #(.INIT(|0)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(E), .R(1'b0)); +`else + wire \$nextQ ; + \$__ABC_FDRE #(.INIT(|0)) _TECHMAP_REPLACE_ (.D(D), .Q(\$nextQ ), .\$pastQ (Q), .C(C), .CE(E), .R(1'b0)); + \$__ABC_FF_ abc_dff (.D(\$nextQ ), .Q(Q)); +`endif +endmodule module \$_DFF_NN0_ (input D, C, R, output Q); FDCE_1 #(.INIT(|0)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(1'b1), .CLR(!R)); endmodule module \$_DFF_NP0_ (input D, C, R, output Q); FDCE_1 #(.INIT(|0)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(1'b1), .CLR( R)); endmodule |