fix ac-analysis check and overall improvements

This commit is contained in:
dwarning 2017-07-18 15:20:15 +02:00
parent ea8773bd5a
commit d125b47b1a
1 changed files with 167 additions and 47 deletions

View File

@ -6,6 +6,7 @@
#
# Rel Date Who Comments
# ==== ========== ============= ========
# 1.4 04/06/11 Geoffrey Coram Fixed version detection; fixed ac-freq result printing
# 1.3 06/21/07 Rob Jones Verilog-A model support added
# HSPICE version detection updated
# 1.2 06/30/06 Colin McAndrew/ Floating node support added
@ -15,12 +16,18 @@
#
package simulate;
$simulatorCommand="hspice";
if (defined($main::simulatorCommand)) {
$simulatorCommand=$main::simulatorCommand;
} else {
$simulatorCommand="hspice";
}
$netlistFile="hspiceCkt";
use strict;
sub version {
my($version);
my($version,$vaVersion);
$version="unknown";
$vaVersion="unknown";
if (!open(OF,">$simulate::netlistFile")) {
die("ERROR: cannot open file $simulate::netlistFile, stopped");
}
@ -30,7 +37,6 @@ sub version {
print OF ".op";
print OF ".end";
close(OF);
$version="unknown";
if (!open(SIMULATE,"$simulate::simulatorCommand $simulate::netlistFile 2>/dev/null|")) {
die("ERROR: cannot run $main::simulatorName, stopped");
}
@ -38,12 +44,16 @@ sub version {
chomp;
if (s/.+HSPICE\s+-*\s*//) {
($version=$_)=~s/\s+.*//;
last;
}
}
close(SIMULATE);
if (! $main::debug) {
unlink($simulate::netlistFile);
unlink("$simulate::netlistFile.st0");
if (defined($main::verilogaFile)) {
unlink("$simulate::netlistFile.val");
}
if (!opendir(DIRQA,".")) {
die("ERROR: cannot open directory ., stopped");
}
@ -52,7 +62,7 @@ sub version {
unlink("hspice.errors");
unlink("simout.tmp");
}
return($version);
return($version,$vaVersion);
}
sub runNoiseTest {
@ -92,19 +102,44 @@ sub runNoiseTest {
if ($main::isFloatingPin{$pin}) {
print OF "i_$pin $pin 0 0";
} elsif ($pin eq $main::biasListPin) {
print OF "v_$pin $pin 0 $biasVoltage";
if (defined($main::referencePinFor{$pin})) {
print OF "v_${pin} ${pin} ${pin}_$main::referencePinFor{$pin} $biasVoltage";
print OF "e_${pin} ${pin}_$main::referencePinFor{$pin} 0 $main::referencePinFor{$pin} 0 1";
} else {
print OF "v_$pin $pin 0 $biasVoltage";
}
} elsif ($pin eq $main::biasSweepPin) {
print OF "v_$pin $pin 0 $sweepVoltage";
if (defined($main::referencePinFor{$pin})) {
print OF "v_${pin} ${pin} ${pin}_$main::referencePinFor{$pin} $sweepVoltage";
print OF "e_${pin} ${pin}_$main::referencePinFor{$pin} 0 $main::referencePinFor{$pin} 0 1";
} else {
print OF "v_$pin $pin 0 $sweepVoltage";
}
} else {
print OF "v_$pin $pin 0 $main::BiasFor{$pin}";
if (defined($main::referencePinFor{$pin})) {
print OF "v_${pin} ${pin} ${pin}_$main::referencePinFor{$pin} $main::BiasFor{$pin}";
print OF "e_${pin} ${pin}_$main::referencePinFor{$pin} 0 $main::referencePinFor{$pin} 0 1";
} else {
print OF "v_${pin} ${pin} 0 $main::BiasFor{$pin}";
}
}
}
print OF "x1 ".join(" ",@main::Pin)." mysub";
print OF "fn 0 n_$noisePin v_$noisePin 1";
print OF "rn 0 n_$noisePin rmod";
print OF ".ac $main::frequencySpec";
# print OF ".noise v(n_$noisePin) vin $main::frequencySpec";
print OF ".noise v(n_$noisePin) vin ";
if ($main::outputNoise == 2) {
print OF ".ac $main::frequencySpec";
print OF ".noise v($noisePin,$main::Outputs[1]) vin";
} else {
if (! $main::isFloatingPin{$noisePin}) {
print OF "fn 0 n_$noisePin v_$noisePin 1";
print OF "rn 0 n_$noisePin rmod";
}
print OF ".ac $main::frequencySpec";
if ($main::isFloatingPin{$noisePin}) {
print OF ".noise v($noisePin) vin";
} else {
print OF ".noise v(n_$noisePin) vin";
}
}
print OF ".print noise onoise";
print OF ".end";
close(OF);
@ -144,10 +179,11 @@ sub runNoiseTest {
} else {
printf OF ("Freq");
}
foreach (@main::Outputs) {
printf OF (" N($_)");
if ($main::outputNoise == 2) {
print OF (" N($noisePin,$main::Outputs[1])");
} else {
print OF (" N($noisePin)");
}
printf OF ("\n");
for ($i=0;$i<=$#X;++$i) {
if (defined($Noise[$i])) {printf OF ("$X[$i] $Noise[$i]\n")}
}
@ -160,6 +196,9 @@ sub runNoiseTest {
if (! $main::debug) {
unlink($simulate::netlistFile);
unlink("$simulate::netlistFile.st0");
if (defined($main::verilogaFile)) {
unlink("$simulate::netlistFile.val");
}
if (!opendir(DIRQA,".")) {
die("ERROR: cannot open directory ., stopped");
}
@ -170,9 +209,9 @@ sub runNoiseTest {
sub runAcTest {
my($variant,$outputFile)=@_;
my($arg,$name,$value,$type,$pin,$mPin,$fPin,%NextPin);
my(@BiasList,$i,@Field);
my(@X,$omega,%g,%c,$twoPi,$temperature,$biasVoltage,$sweepVoltage);
my($arg,$name,$value,$type,$pin,$mPin,$fPin,%NextPin,%PrevPin,$first_fPin);
my(@BiasList,$i,$j,@Field);
my(@X,$omega,%g,%c,%q,$twoPi,$temperature,$biasVoltage,$sweepVoltage);
my($inData,$inResults,$outputLine);
$twoPi=8.0*atan2(1.0,1.0);
@ -187,16 +226,22 @@ sub runAcTest {
# of this subckt.
#
foreach $mPin (@main::Pin) {
if ($main::needAcStimulusFor{$mPin}) {
$first_fPin=$mPin;
last;
}
}
if (!open(OF,">$simulate::netlistFile")) {
die("ERROR: cannot open file $simulate::netlistFile, stopped");
}
print OF "* AC simulation for $main::simulatorName";
&generateCommonNetlistInfo($variant);
&generateCommonNetlistInfo($variant,$main::Temperature[0]);
@BiasList=split(/\s+/,$main::biasListSpec);
print OF ".param vbias=$BiasList[0]";
print OF ".param vsweep=$main::BiasSweepList[0]";
foreach $pin (@main::Pin) {
if ($pin eq $main::Pin[0]) {
if ($pin eq $first_fPin) {
print OF ".param ac_$pin=1";
} else {
print OF ".param ac_$pin=0";
@ -204,37 +249,61 @@ sub runAcTest {
if ($main::isFloatingPin{$pin}) {
print OF "i_$pin $pin 0 0";
} elsif ($pin eq $main::biasListPin) {
print OF "v_$pin $pin 0 vbias ac ac_$pin";
if (defined($main::referencePinFor{$pin})) {
print OF "v_${pin} ${pin} ${pin}_$main::referencePinFor{$pin} vbias ac ac_$pin";
print OF "e_${pin} ${pin}_$main::referencePinFor{$pin} 0 $main::referencePinFor{$pin} 0 1";
} else {
print OF "v_${pin} ${pin} 0 vbias ac ac_$pin";
}
} elsif ($pin eq $main::biasSweepPin) {
print OF "v_$pin $pin 0 vsweep ac ac_$pin";
if (defined($main::referencePinFor{$pin})) {
print OF "v_${pin} ${pin} ${pin}_$main::referencePinFor{$pin} vsweep ac ac_$pin";
print OF "e_${pin} ${pin}_$main::referencePinFor{$pin} 0 $main::referencePinFor{$pin} 0 1";
} else {
print OF "v_${pin} ${pin} 0 vsweep ac ac_$pin";
}
} else {
print OF "v_$pin $pin 0 $main::BiasFor{$pin} ac ac_$pin";
if (defined($main::referencePinFor{$pin})) {
print OF "v_${pin} ${pin} ${pin}_$main::referencePinFor{$pin} $main::BiasFor{$pin} ac ac_$pin";
print OF "e_${pin} ${pin}_$main::referencePinFor{$pin} 0 $main::referencePinFor{$pin} 0 1";
} else {
print OF "v_${pin} ${pin} 0 $main::BiasFor{$pin} ac ac_$pin";
}
}
}
print OF "x1 ".join(" ",@main::Pin)." mysub";
print OF ".ac $main::frequencySpec";
foreach $pin (@main::Pin) {print OF ".print ac ir(v_$pin) ii(v_$pin)"}
$NextPin{$main::Pin[0]}=$main::Pin[$#main::Pin];
for ($i=1;$i<=$#main::Pin;++$i) {
$NextPin{$main::Pin[$i]}=$main::Pin[$i-1];
for ($i=0;$i<=$#main::Pin;++$i) {
next if (!$main::needAcStimulusFor{$main::Pin[$i]});
$j=$i;
while (1) {
--$j;
$j=$#main::Pin if ($j < 0);
if ($main::needAcStimulusFor{$main::Pin[$j]}) {
$PrevPin{$main::Pin[$i]}=$main::Pin[$j];
last;
}
}
}
foreach $temperature (@main::Temperature) {
foreach $biasVoltage (@BiasList) {
foreach $sweepVoltage (@main::BiasSweepList) {
foreach $pin (@main::Pin) {
next if (!$main::needAcStimulusFor{$pin});
next if ($temperature == $main::Temperature[0] && $biasVoltage == $BiasList[0]
&& $sweepVoltage == $main::BiasSweepList[0] && $pin eq $main::Pin[0]);
&& $sweepVoltage == $main::BiasSweepList[0] && $pin eq $first_fPin);
print OF ".alter";
if ($biasVoltage == $BiasList[0] && $sweepVoltage == $main::BiasSweepList[0] && $pin eq $main::Pin[0]) {
if ($biasVoltage == $BiasList[0] && $sweepVoltage == $main::BiasSweepList[0] && $pin eq $first_fPin) {
print OF ".temp $temperature";
}
if ($sweepVoltage == $main::BiasSweepList[0] && $pin eq $main::Pin[0]) {
print OF ".param vbias=$biasVoltage";
}
if ($pin eq $main::Pin[0]) {
if ($pin eq $first_fPin) {
print OF ".param vsweep=$sweepVoltage";
}
print OF ".param ac_$NextPin{$pin}=0";
print OF ".param ac_$PrevPin{$pin}=0";
print OF ".param ac_$pin=1";
}
}
@ -251,12 +320,21 @@ sub runAcTest {
foreach $fPin (@main::Pin) {
@{$g{$mPin,$fPin}}=();
@{$c{$mPin,$fPin}}=();
@{$q{$mPin,$fPin}}=();
}
}
for ($i=0;$i<$#main::Pin;++$i) {
$NextPin{$main::Pin[$i]}=$main::Pin[$i+1];
for ($i=0;$i<=$#main::Pin;++$i) {
next if (!$main::needAcStimulusFor{$main::Pin[$i]});
$j=$i;
while (1) {
++$j;
$j=0 if ($j > $#main::Pin);
if ($main::needAcStimulusFor{$main::Pin[$j]}) {
$NextPin{$main::Pin[$i]}=$main::Pin[$j];
last;
}
}
}
$NextPin{$main::Pin[$#main::Pin]}=$main::Pin[0];
if (!open(SIMULATE,"$simulate::simulatorCommand $simulate::netlistFile 2>/dev/null|")) {
die("ERROR: cannot run $main::simulatorName, stopped");
}
@ -269,11 +347,11 @@ sub runAcTest {
}
}
}
$fPin=$main::Pin[0];
$fPin=$first_fPin;
while (<SIMULATE>) {
chomp;
if (/ac\s+analysis/i) {$inResults=1;$inData=0;next}
if (/job\s+concluded/) {$inResults=0;$fPin=$NextPin{$fPin}}
if (/ac\s+analysis/i && /temp=/i) {$inResults=1;$inData=0;next}
if (/info/i && /job\s+concluded/) {$inResults=0;$fPin=$NextPin{$fPin}}
next if (!$inResults);
s/^\s+//;s/\s+$//;
if (/^v_([a-zA-z][a-zA-Z0-9]*)/) {$mPin=$1;$inData=1;next;}
@ -286,7 +364,7 @@ sub runAcTest {
next;
}
next if (! $inData);
if (($main::fMin != $main::fMax) && ($mPin eq $main::Pin[0]) && ($mPin eq $fPin)) {
if (($main::fMin != $main::fMax) && ($fPin eq $first_fPin)) {
push(@X,&modelQa::unScale($Field[0]));
}
$omega=$twoPi*&modelQa::unScale($Field[0]);
@ -296,6 +374,11 @@ sub runAcTest {
} else {
push(@{$c{$mPin,$fPin}},-1*&modelQa::unScale($Field[2])/$omega);
}
if (abs(&modelQa::unScale($Field[1])) > 1.0e-99) {
push(@{$q{$mPin,$fPin}},&modelQa::unScale($Field[2])/&modelQa::unScale($Field[1]));
} else {
push(@{$q{$mPin,$fPin}},1.0e99);
}
}
close(SIMULATE);
@ -326,12 +409,18 @@ sub runAcTest {
} else {
undef($outputLine);last;
}
} else {
} elsif ($type eq "c") {
if (defined(${$c{$mPin,$fPin}}[$i])) {
$outputLine.=" ${$c{$mPin,$fPin}}[$i]";
} else {
undef($outputLine);last;
}
} else {
if (defined(${$q{$mPin,$fPin}}[$i])) {
$outputLine.=" ${$q{$mPin,$fPin}}[$i]";
} else {
undef($outputLine);last;
}
}
}
if (defined($outputLine)) {printf OF ("$outputLine\n")}
@ -345,6 +434,9 @@ sub runAcTest {
if (! $main::debug) {
unlink($simulate::netlistFile);
unlink("$simulate::netlistFile.st0");
if (defined($main::verilogaFile)) {
unlink("$simulate::netlistFile.val");
}
if (!opendir(DIRQA,".")) {
die("ERROR: cannot open directory ., stopped");
}
@ -377,7 +469,7 @@ sub runDcTest {
die("ERROR: cannot open file $simulate::netlistFile, stopped");
}
print OF "* DC simulation for $main::simulatorName";
&generateCommonNetlistInfo($variant);
&generateCommonNetlistInfo($variant,$main::Temperature[0]);
@BiasList=split(/\s+/,$main::biasListSpec);
($start,$stop,$step)=split(/\s+/,$main::biasSweepSpec);
$start-=$step;
@ -386,11 +478,26 @@ sub runDcTest {
if ($main::isFloatingPin{$pin}) {
print OF "i_$pin $pin 0 0";
} elsif ($pin eq $main::biasListPin) {
print OF "v_$pin $pin 0 vbias";
if (defined($main::referencePinFor{$pin})) {
print OF "v_${pin} ${pin} ${pin}_$main::referencePinFor{$pin} vbias";
print OF "e_${pin} ${pin}_$main::referencePinFor{$pin} 0 $main::referencePinFor{$pin} 0 1";
} else {
print OF "v_${pin} ${pin} 0 vbias";
}
} elsif ($pin eq $main::biasSweepPin) {
print OF "v_$pin $pin 0 $start";
if (defined($main::referencePinFor{$pin})) {
print OF "v_${pin} ${pin} ${pin}_$main::referencePinFor{$pin} $start";
print OF "e_${pin} ${pin}_$main::referencePinFor{$pin} 0 $main::referencePinFor{$pin} 0 1";
} else {
print OF "v_${pin} ${pin} 0 $start";
}
} else {
print OF "v_$pin $pin 0 $main::BiasFor{$pin}";
if (defined($main::referencePinFor{$pin})) {
print OF "v_${pin} ${pin} ${pin}_$main::referencePinFor{$pin} $main::BiasFor{$pin}";
print OF "e_${pin} ${pin}_$main::referencePinFor{$pin} 0 $main::referencePinFor{$pin} 0 1";
} else {
print OF "v_${pin} ${pin} 0 $main::BiasFor{$pin}";
}
}
}
print OF "x1 ".join(" ",@main::Pin)." mysub";
@ -479,6 +586,9 @@ sub runDcTest {
if (! $main::debug) {
unlink($simulate::netlistFile);
unlink("$simulate::netlistFile.st0");
if (defined($main::verilogaFile)) {
unlink("$simulate::netlistFile.val");
}
if (!opendir(DIRQA,".")) {
die("ERROR: cannot open directory ., stopped");
}
@ -490,10 +600,10 @@ sub runDcTest {
}
sub generateCommonNetlistInfo {
my($variant)=$_[0];
my($variant,$temperature)=@_;
my(@Pin_x,$arg,$name,$value,$eFactor,$fFactor,$pin);
print OF ".option tnom=27 gmin=1e-15 abstol=1e-14 reltol=1e-8 ingold=2 numdgt=7"; # default temp for HSPICE is 25
print OF ".temp $main::Temperature[0]";
print OF ".option tnom=27 reltol=1u vntol=1n abstol=1f"; # default for HSPICE is 25
print OF ".temp $temperature";
if ($variant=~/^scale$/) {
print OF ".option scale=$main::scaleFactor";
}
@ -518,8 +628,17 @@ sub generateCommonNetlistInfo {
foreach $pin (@main::Pin) {push(@Pin_x,"${pin}_x")}
print OF ".subckt mysub ".join(" ",@Pin_x);
foreach $pin (@main::Pin) {
if ($main::isFloatingPin{$pin}) { # assumed "dt" thermal pin, no scaling sign change
print OF "v_$pin ${pin} ${pin}_x 0";
if ($main::isFloatingPin{$pin}) {
if ($main::outputNoise && $pin eq $main::Outputs[0]) {
if ($variant=~/^m$/) {
$eFactor=sqrt($main::mFactor);
} else {
$eFactor=1;
}
print OF "e_$pin ${pin}_x 0 ${pin} 0 $eFactor";
} else { # assumed "dt" thermal pin, no scaling sign change
print OF "v_$pin ${pin} ${pin}_x 0";
}
} elsif ($variant=~/^Flip/ && defined($main::flipPin{$pin})) {
print OF "e_$pin ${pin}_v 0 $main::flipPin{$pin}_x 0 $eFactor";
print OF "v_$pin ${pin}_v ${pin} 0";
@ -580,3 +699,4 @@ sub generateCommonNetlistInfo {
}
1;