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simcells.v: Generate the fine FF cell types by a python script.

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This makes adding more FF types in the future much more manageable.

Fixes #1824.
This commit is contained in:
Marcin Kościelnicki 2020-03-26 21:15:28 +01:00 • committed by Marcelina Kościelnicka
parent c69f4b246a
commit 0ed1062557
2 changed files with 270 additions and 19 deletions
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50
techlibs/common/simcells.v
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@ -456,11 +456,16 @@ output Y;
assign Y = E ? A : 1'bz;
endmodule
// NOTE: the following cell types are autogenerated. DO NOT EDIT them manually,
// instead edit the templates in gen_ff_types.py and rerun it.
// START AUTOGENERATED CELL TYPES
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
//-
//- $_SR_NN_ (S, R, Q)
//-
//- A set-reset latch with negative polarity SET and RESET.
//- A set-reset latch with negative polarity SET and negative polarity RESET.
//-
//- Truth table: S R | Q
//- -----+---
@ -532,7 +537,7 @@ endmodule
//-
//- $_SR_PP_ (S, R, Q)
//-
//- A set-reset latch with positive polarity SET and RESET.
//- A set-reset latch with positive polarity SET and positive polarity RESET.
//-
//- Truth table: S R | Q
//- -----+---
@ -871,7 +876,8 @@ endmodule
//-
//- $_DFFSR_NNN_ (C, S, R, D, Q)
//-
//- A negative edge D-type flip-flop with negative polarity set and reset.
//- A negative edge D-type flip-flop with negative polarity set and negative
//- polarity reset.
//-
//- Truth table: C S R D | Q
//- ---------+---
@ -951,7 +957,8 @@ endmodule
//-
//- $_DFFSR_NPP_ (C, S, R, D, Q)
//-
//- A negative edge D-type flip-flop with positive polarity set and reset.
//- A negative edge D-type flip-flop with positive polarity set and positive
//- polarity reset.
//-
//- Truth table: C S R D | Q
//- ---------+---
@ -977,7 +984,8 @@ endmodule
//-
//- $_DFFSR_PNN_ (C, S, R, D, Q)
//-
//- A positive edge D-type flip-flop with negative polarity set and reset.
//- A positive edge D-type flip-flop with negative polarity set and negative
//- polarity reset.
//-
//- Truth table: C S R D | Q
//- ---------+---
@ -1057,7 +1065,8 @@ endmodule
//-
//- $_DFFSR_PPP_ (C, S, R, D, Q)
//-
//- A positive edge D-type flip-flop with positive polarity set and reset.
//- A positive edge D-type flip-flop with positive polarity set and positive
//- polarity reset.
//-
//- Truth table: C S R D | Q
//- ---------+---
@ -1123,7 +1132,8 @@ endmodule
//-
//- $_DLATCHSR_NNN_ (E, S, R, D, Q)
//-
//- A negative enable D-type latch with negative polarity set and reset.
//- A negative enable D-type latch with negative polarity set and negative
//- polarity reset.
//-
//- Truth table: E S R D | Q
//- ---------+---
@ -1149,8 +1159,8 @@ endmodule
//-
//- $_DLATCHSR_NNP_ (E, S, R, D, Q)
//-
//- A negative enable D-type latch with negative polarity set and positive polarity
//- reset.
//- A negative enable D-type latch with negative polarity set and positive
//- polarity reset.
//-
//- Truth table: E S R D | Q
//- ---------+---
@ -1176,8 +1186,8 @@ endmodule
//-
//- $_DLATCHSR_NPN_ (E, S, R, D, Q)
//-
//- A negative enable D-type latch with positive polarity set and negative polarity
//- reset.
//- A negative enable D-type latch with positive polarity set and negative
//- polarity reset.
//-
//- Truth table: E S R D | Q
//- ---------+---
@ -1203,7 +1213,8 @@ endmodule
//-
//- $_DLATCHSR_NPP_ (E, S, R, D, Q)
//-
//- A negative enable D-type latch with positive polarity set and reset.
//- A negative enable D-type latch with positive polarity set and positive
//- polarity reset.
//-
//- Truth table: E S R D | Q
//- ---------+---
@ -1229,7 +1240,8 @@ endmodule
//-
//- $_DLATCHSR_PNN_ (E, S, R, D, Q)
//-
//- A positive enable D-type latch with negative polarity set and reset.
//- A positive enable D-type latch with negative polarity set and negative
//- polarity reset.
//-
//- Truth table: E S R D | Q
//- ---------+---
@ -1255,8 +1267,8 @@ endmodule
//-
//- $_DLATCHSR_PNP_ (E, S, R, D, Q)
//-
//- A positive enable D-type latch with negative polarity set and positive polarity
//- reset.
//- A positive enable D-type latch with negative polarity set and positive
//- polarity reset.
//-
//- Truth table: E S R D | Q
//- ---------+---
@ -1282,8 +1294,8 @@ endmodule
//-
//- $_DLATCHSR_PPN_ (E, S, R, D, Q)
//-
//- A positive enable D-type latch with positive polarity set and negative polarity
//- reset.
//- A positive enable D-type latch with positive polarity set and negative
//- polarity reset.
//-
//- Truth table: E S R D | Q
//- ---------+---
@ -1309,7 +1321,8 @@ endmodule
//-
//- $_DLATCHSR_PPP_ (E, S, R, D, Q)
//-
//- A positive enable D-type latch with positive polarity set and reset.
//- A positive enable D-type latch with positive polarity set and positive
//- polarity reset.
//-
//- Truth table: E S R D | Q
//- ---------+---
@ -1330,4 +1343,3 @@ always @* begin
Q <= D;
end
endmodule