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simlib.v: Update case equality operators to v2

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Also tag as x-aware cells and add titles.
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Krystine Sherwin 2024-09-05 17:46:46 +12:00
parent b1025dbaa6
commit ed92374263
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1 changed files with 14 additions and 11 deletions
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techlibs/common/simlib.v
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@ -828,11 +828,10 @@ endmodule
// -------------------------------------------------------- // --------------------------------------------------------
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---| //* ver 2
//- //* title Case equality
//- $eqx (A, B, Y)
//* group binary //* group binary
//- //* tags x-aware
//- An exact equality comparison between inputs 'A' and 'B'. Also known as the //- An exact equality comparison between inputs 'A' and 'B'. Also known as the
//- case equality operator. This corresponds to the Verilog '===' operator. //- case equality operator. This corresponds to the Verilog '===' operator.
//- Unlike equality comparison that can give 'x' as output, an exact equality //- Unlike equality comparison that can give 'x' as output, an exact equality
@ -863,15 +862,13 @@ endmodule
// -------------------------------------------------------- // --------------------------------------------------------
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---| //* ver 2
//- //* title Case inequality
//- $nex (A, B, Y)
//* group binary //* group binary
//- //* tags x-aware
//- An exact inequality comparison between inputs 'A' and 'B'.
//- This corresponds to the Verilog '!==' operator. //- This corresponds to the Verilog '!==' operator.
//- Unlike inequality comparison that can give 'x' as output, //-
//- an exact inequality comparison will strictly give '0' or '1' as output. //- Refer to `$eqx` for more details.
//- //-
module \$nex (A, B, Y); module \$nex (A, B, Y);
@ -1871,7 +1868,13 @@ endspecify
endmodule endmodule
// -------------------------------------------------------- // --------------------------------------------------------
//* ver 2
//* title Bit-wise case equality
//* group binary //* group binary
//* tags x-aware
//- A bit-wise version of `$eqx`.
//-
module \$bweqx (A, B, Y); module \$bweqx (A, B, Y);
parameter WIDTH = 0; parameter WIDTH = 0;