diff options
| author | Pepijn de Vos <pepijndevos@gmail.com> | 2019-11-08 15:54:27 +0100 |
|---|---|---|
| committer | Pepijn de Vos <pepijndevos@gmail.com> | 2019-11-08 15:54:27 +0100 |
| commit | 7c362f292c0807b1e781922c79af94fd8b82477c (patch) | |
| tree | 81d3f60003b967c46804f23a677fab7a5f25aaa8 /generic/synth/prims.v | |
| parent | 21c09c8b8f5e0456cc4d7e8017c27d25dd676377 (diff) | |
| download | nextpnr-7c362f292c0807b1e781922c79af94fd8b82477c.tar.gz nextpnr-7c362f292c0807b1e781922c79af94fd8b82477c.tar.bz2 nextpnr-7c362f292c0807b1e781922c79af94fd8b82477c.zip | |
dedicated output for LUT in GENERIC_SLICE
Diffstat (limited to 'generic/synth/prims.v')
| -rw-r--r-- | generic/synth/prims.v | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/generic/synth/prims.v b/generic/synth/prims.v index 95fcfac7..47a5df0f 100644 --- a/generic/synth/prims.v +++ b/generic/synth/prims.v @@ -21,21 +21,19 @@ endmodule module GENERIC_SLICE #( parameter K = 4, parameter [2**K-1:0] INIT = 0, - parameter FF_USED = 1'b0 ) ( input CLK, input [K-1:0] I, + output F, output Q ); + wire f_wire; - wire lut_q; - LUT #(.K(K), .INIT(INIT)) lut_i(.I(I), .Q(lut_q)); + LUT #(.K(K), .INIT(INIT)) lut_i(.I(I), .Q(f_wire)); - generate if (FF_USED) - DFF dff_i(.CLK(CLK), .D(lut_q), .Q(Q)); - else - assign Q = lut_q; - endgenerate + DFF dff_i(.CLK(CLK), .D(f_wire), .Q(Q)); + + assign F = f_wire; endmodule module GENERIC_IOB #( @@ -56,4 +54,4 @@ module GENERIC_IOB #( generate if (INPUT_USED) assign O = PAD; endgenerate -endmodule
\ No newline at end of file +endmodule |