mirrors/yosys
3
0
Fork 0
mirror of https://github.com/YosysHQ/yosys synced 2025-08-26 04:56:05 +00:00
Code Activity

Cleanup use of hard-coded default parameters in light of #1945

Browse source
This commit is contained in:
Eddie Hung 2020-04-22 12:02:30 -07:00
parent db27f2f378
commit 7f33a0294b
9 changed files with 54 additions and 60 deletions
Download patch file Download diff file Expand all files Collapse all files

24
passes/pmgen/xilinx_dsp_cascade.pmg
View file

@ -188,7 +188,7 @@ arg next
// driven by the 'P' output of the previous DSP cell, and (c) has its
// 'PCIN' port unused
match nextP
select !param(nextP, \CREG, State::S1).as_bool()
select !param(nextP, \CREG).as_bool()
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
@ -201,7 +201,7 @@ endmatch
match nextP_shift17
if !nextP
select nextP_shift17->type.in(\DSP48E1)
select !param(nextP_shift17, \CREG, State::S1).as_bool()
select !param(nextP_shift17, \CREG).as_bool()
select port(nextP_shift17, \OPMODE, Const(0, 7)).extract(4,3) == Const::from_string("011")
select nusers(port(nextP_shift17, \C, SigSpec())) > 1
select nusers(port(nextP_shift17, \PCIN, SigSpec())) == 0
@ -242,10 +242,10 @@ code argQ clock AREG
if (next && next->type.in(\DSP48E1)) {
Cell *prev = std::get<0>(chain.back());
if (param(next, \A_INPUT, Const("DIRECT")).decode_string() == "DIRECT" &&
if (param(next, \A_INPUT).decode_string() == "DIRECT" &&
port(next, \ACIN, SigSpec()).is_fully_zero() &&
nusers(port(prev, \ACOUT, SigSpec())) <= 1) {
if (param(prev, \AREG, 2) == 0) {
if (param(prev, \AREG) == 0) {
if (port(prev, \A) == port(next, \A))
AREG = 0;
}
@ -259,9 +259,9 @@ code argQ clock AREG
if (dffrstmux && port(dffrstmux, \S) != port(prev, \RSTA, State::S0))
goto reject_AREG;
IdString CEA;
if (param(prev, \AREG, 2) == 1)
if (param(prev, \AREG) == 1)
CEA = \CEA2;
else if (param(prev, \AREG, 2) == 2)
else if (param(prev, \AREG) == 2)
CEA = \CEA1;
else log_abort();
if (!dffcemux && port(prev, CEA, State::S0) != State::S1)
@ -282,11 +282,11 @@ code argQ clock BREG
BREG = -1;
if (next) {
Cell *prev = std::get<0>(chain.back());
if (param(next, \B_INPUT, Const("DIRECT")).decode_string() == "DIRECT" &&
if ((next->type != \DSP48E1 || param(next, \B_INPUT).decode_string() == "DIRECT") &&
port(next, \BCIN, SigSpec()).is_fully_zero() &&
nusers(port(prev, \BCOUT, SigSpec())) <= 1) {
if ((next->type.in(\DSP48A, \DSP48A1) && param(prev, \B0REG, 0) == 0 && param(prev, \B1REG, 1) == 0) ||
(next->type.in(\DSP48E1) && param(prev, \BREG, 2) == 0)) {
if ((next->type.in(\DSP48A, \DSP48A1) && param(prev, \B0REG) == 0 && param(prev, \B1REG) == 0) ||
(next->type.in(\DSP48E1) && param(prev, \BREG) == 0)) {
if (port(prev, \B) == port(next, \B))
BREG = 0;
}
@ -303,9 +303,9 @@ code argQ clock BREG
if (next->type.in(\DSP48A, \DSP48A1))
CEB = \CEB;
else if (next->type.in(\DSP48E1)) {
if (param(prev, \BREG, 2) == 1)
if (param(prev, \BREG) == 1)
CEB = \CEB2;
else if (param(prev, \BREG, 2) == 2)
else if (param(prev, \BREG) == 2)
CEB = \CEB1;
else log_abort();
}
@ -315,7 +315,7 @@ code argQ clock BREG
if (dffcemux && port(dffcemux, \S) != port(prev, CEB, State::S0))
goto reject_BREG;
if (dffD == unextend(port(prev, \B))) {
if (next->type.in(\DSP48A, \DSP48A1) && param(prev, \B0REG, 0) != 0)
if (next->type.in(\DSP48A, \DSP48A1) && param(prev, \B0REG) != 0)
goto reject_BREG;
BREG = 1;
}