qi-hardware/wernermisc
1
0
Fork 0
mirror of git://projects.qi-hardware.com/wernermisc.git synced 2024-11-15 12:34:05 +02:00
Code

m1/perf/: calculate effective register allocation and how it in comparison table

Browse Source
This commit is contained in:
Werner Almesberger 2011-09-22 02:07:42 -03:00
parent b3796c855f
commit c5df76a7b9
2 changed files with 21 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
m1/perf/eval.pl
View File

@ -3,6 +3,11 @@
sub flush sub flush
{ {
if ($nregs) {
print 0+keys %reg, "/", (sort { $b cmp $a } keys %reg)[0],
"\n";
return;
}
for (sort keys %use) { for (sort keys %use) {
print "$_ = ".$reg{$_}."\n"; print "$_ = ".$reg{$_}."\n";
} }
@ -10,6 +15,12 @@ sub flush
} }
if ($ARGV[0] eq "-r") {
shift @ARGV;
$nregs = 1;
}
while (<>) { while (<>) {
if (/FPVM fragment:/) { if (/FPVM fragment:/) {
&flush if $i; &flush if $i;
@ -35,11 +46,15 @@ while (<>) {
$e = $1 if /E=(\d+)>/; $e = $1 if /E=(\d+)>/;
die "($i) $_" if $c != $i; die "($i) $_" if $c != $i;
$reg{$a} = 1 if $nregs && defined $a;
$reg{$b} = 1 if $nregs && defined $b;
$a = $reg{$a} if defined $reg{$a}; $a = $reg{$a} if defined $reg{$a};
$b = $reg{$b} if defined $reg{$b}; $b = $reg{$b} if defined $reg{$b};
if ($op eq "IF<R2>") { if ($op eq "IF<R2>") {
$expr = "(IF ".$reg{"R002"}." $a $b)"; $expr = "(IF ".$reg{"R002"}." $a $b)";
$reg{"R002"} = 1 if $nregs;
} elsif ($op eq "VECTOUT") { } elsif ($op eq "VECTOUT") {
$res = "A = $a\nB = $b\n"; $res = "A = $a\nB = $b\n";
} elsif (defined $b) { } elsif (defined $b) {

9
m1/perf/tabulate
View File

@ -24,7 +24,8 @@ eff()
regs() regs()
{ {
sed '/^regs: 0\//s///p;d' <data/$1/out/$2 | tail -n 1 ./eval.pl -r data/$1/out/$2 | sed '1d;s|/.*||'
# sed '/^regs: 0\//s///p;d' <data/$1/out/$2 | tail -n 1
} }
@ -45,14 +46,14 @@ eq()
echo "Original New sched (no opt) New sched (LCPF) Equiv Name" echo "Original New sched (no opt) New sched (LCPF) Equiv Name"
echo "Time Size Eff Time Size Eff Regs Time Size Eff Regs" echo "Time Size Eff Regs Time Size Eff Regs Time Size Eff Regs"
for n in `ls -1 data/ref/out`; do for n in `ls -1 data/ref/out`; do
ref=`sum ref $n` ref=`sum ref $n`
new=`sum new $n` new=`sum new $n`
opt=`sum opt $n` opt=`sum opt $n`
printf "%5.1f %4d%3d%% %5.1f %4d%3d%% %4d %5.1f %4d%3d%% %4d %s " \ printf "%5.1f %4d%3d%% %4d %5.1f %4d%3d%% %4d %5.1f %4d%3d%% %4d %s " \
`time ref $n` `size ref $n` `eff ref $n` \ `time ref $n` `size ref $n` `eff ref $n` `regs ref $n` \
`time new $n` `size new $n` `eff new $n` `regs new $n` \ `time new $n` `size new $n` `eff new $n` `regs new $n` \
`time opt $n` `size opt $n` `eff opt $n` `regs opt $n` \ `time opt $n` `size opt $n` `eff opt $n` `regs opt $n` \
`eq $ref $new`/`eq $ref $opt`/`eq $new $opt` `eq $ref $new`/`eq $ref $opt`/`eq $new $opt`