diff options
| -rw-r--r-- | techlibs/xilinx/abc_ff.v | 15 |
1 files changed, 3 insertions, 12 deletions
diff --git a/techlibs/xilinx/abc_ff.v b/techlibs/xilinx/abc_ff.v index 015211988..1d9a25ba7 100644 --- a/techlibs/xilinx/abc_ff.v +++ b/techlibs/xilinx/abc_ff.v @@ -98,10 +98,7 @@ endmodule (* abc_box_id = 1002, lib_whitebox, abc_flop = "FDRE_1,D,Q,\\$pastQ" *) module \$__ABC_FDRE_1 (output Q, input C, CE, D, R, \$pastQ ); parameter [0:0] INIT = 1'b0; - //parameter [0:0] IS_C_INVERTED = 1'b0; - parameter [0:0] IS_D_INVERTED = 1'b0; - parameter [0:0] IS_R_INVERTED = 1'b0; - assign Q = (R ^ IS_R_INVERTED) ? 1'b0 : (CE ? (D ^ IS_D_INVERTED) : \$pastQ ); + assign Q = R ? 1'b0 : (CE ? D : \$pastQ ); endmodule (* abc_box_id = 1003, lib_whitebox, abc_flop = "FDCE,D,Q,\\$pastQ" *) @@ -116,10 +113,7 @@ endmodule (* abc_box_id = 1004, lib_whitebox, abc_flop = "FDCE_1,D,Q,\\$pastQ" *) module \$__ABC_FDCE_1 (output Q, input C, CE, D, CLR, \$pastQ ); parameter [0:0] INIT = 1'b0; - //parameter [0:0] IS_C_INVERTED = 1'b0; - parameter [0:0] IS_D_INVERTED = 1'b0; - parameter [0:0] IS_CLR_INVERTED = 1'b0; - assign Q = (CE && !(CLR ^ IS_CLR_INVERTED)) ? (D ^ IS_D_INVERTED) : \$pastQ ; + assign Q = (CE && !CLR) ? D : \$pastQ ; endmodule (* abc_box_id = 1005, lib_whitebox, abc_flop = "FDPE,D,Q,\\$pastQ" *) @@ -134,10 +128,7 @@ endmodule (* abc_box_id = 1006, lib_whitebox, abc_flop = "FDPE_1,D,Q,\\$pastQ" *) module \$__ABC_FDPE_1 (output Q, input C, CE, D, PRE, \$pastQ ); parameter [0:0] INIT = 1'b0; - //parameter [0:0] IS_C_INVERTED = 1'b0; - parameter [0:0] IS_D_INVERTED = 1'b0; - parameter [0:0] IS_PRE_INVERTED = 1'b0; - assign Q = (CE && !(PRE ^ IS_PRE_INVERTED)) ? (D ^ IS_D_INVERTED) : \$pastQ ; + assign Q = (CE && !PRE) ? D : \$pastQ ; endmodule `endif |