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Minor nit fixes

This commit is contained in:
Marcin Kościelnicki 2019-12-25 15:39:40 +01:00
parent 2e21aa59a2
commit e226a8f7f1
1 changed files with 2 additions and 2 deletions
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4
passes/pmgen/xilinx_dsp_cascade.pmg
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@ -66,7 +66,7 @@ endcode
// (controlled by OPMODE[3:2] for DSP48A*, by OPMODE[6:4] for DSP48E1)
// set to zero and (b) doesn't already use the 'PCOUT' port
match first
select (first->type.in(\DSP48A, \DSP48A1) && port(first, \OPMODE, Const(0, 7)).extract(2,2) == Const::from_string("00")) || (first->type.in(\DSP48E1) && port(first, \OPMODE, Const(0, 7)).extract(4,3) == Const::from_string("000"))
select (first->type.in(\DSP48A, \DSP48A1) && port(first, \OPMODE, Const(0, 8)).extract(2,2) == Const::from_string("00")) || (first->type.in(\DSP48E1) && port(first, \OPMODE, Const(0, 7)).extract(4,3) == Const::from_string("000"))
select nusers(port(first, \PCOUT, SigSpec())) <= 1
endmatch
@ -189,7 +189,7 @@ arg next
// 'PCIN' port unused
match nextP
select !param(nextP, \CREG, State::S1).as_bool()
select (nextP->type.in(\DSP48A, \DSP48A1) && port(nextP, \OPMODE, Const(0, 7)).extract(2,2) == Const::from_string("11")) || (nextP->type.in(\DSP48E1) && port(nextP, \OPMODE, Const(0, 7)).extract(4,3) == Const::from_string("011"))
select (nextP->type.in(\DSP48A, \DSP48A1) && port(nextP, \OPMODE, Const(0, 8)).extract(2,2) == Const::from_string("11")) || (nextP->type.in(\DSP48E1) && port(nextP, \OPMODE, Const(0, 7)).extract(4,3) == Const::from_string("011"))
select nusers(port(nextP, \C, SigSpec())) > 1
select nusers(port(nextP, \PCIN, SigSpec())) == 0
index <SigBit> port(nextP, \C)[0] === port(std::get<0>(chain.back()), \P)[0]