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Finish inlining for all loop conditions

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This commit is contained in:
Sei Lisa 2019-01-06 01:59:36 +01:00
parent 0ffe823c18
commit c5fd4932f1
3 changed files with 81 additions and 8 deletions
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45
lslopt/lslinliner.py
View file

@ -293,7 +293,8 @@ class inliner(object):
if len(child) > 2:
self.RecurseSingleStatement(child, 2, scope)
# TODO: Handle loops properly
# Loop handling is tricky.
#
# Consider this:
#
# integer f()
@ -388,19 +389,47 @@ class inliner(object):
i += 1
elif nt == 'WHILE':
# Convert to if()
lbl = self.newId('whl', scope, {'Kind':'l','Scope':scope,'ref':1})
parent.insert(index, nr(nt='@', t=None, name=lbl, scope=scope))
index += 1
node.nt = 'IF'
if child[1].nt != '{}':
# Needs wrapping now
child[1] = nr(nt='{}', t=None, ch=[child[1]],
scope=self.newSymtab())
child[1].ch.append(nr(nt='JUMP', t=None, name=lbl, scope=scope))
fns = self.RecurseExpression(child, 0, scope)
self.RecurseSingleStatement(child, 1, scope)
elif nt == 'FOR':
assert child[0].nt == 'EXPRLIST'
assert child[2].nt == 'EXPRLIST'
fns = []
for i in range(len(child[0].ch)):
fns.extend(self.RecurseExpression(child[0].ch, i, scope))
fns.extend(self.RecurseExpression(child, 1, scope))
for i in range(len(child[2].ch)):
fns.extend(self.RecurseExpression(child[2].ch, i, scope))
self.RecurseSingleStatement(child, 3, scope)
for i in child[0].ch:
parent.insert(index, nr(nt='EXPR', t=i.t, ch=[i]))
fns = self.RecurseExpression(parent, index, scope)
parent[index:index] = fns
index += 1 + len(fns)
lbl = self.newId('for', scope, {'Kind':'l','Scope':scope,'ref':1})
parent.insert(index, nr(nt='@', t=None, name=lbl, scope=scope))
index += 1
node.nt = 'IF'
if child[3].nt != '{}':
# Needs wrapping now
child[3] = nr(nt='{}', t=None, ch=[child[3]],
scope=self.newSymtab())
# Needs another wrapping if iterator is not empty
if child[2].ch:
child[3] = nr(nt='{}', t=None, ch=[child[3]],
scope=self.newSymtab())
for i in child[2].ch:
child[3].ch.append(nr(nt='EXPR', t=i.t, ch=[i]))
del child[2]
del child[0]
child[1].ch.append(nr(nt='JUMP', t=None, name=lbl, scope=scope))
fns.extend(self.RecurseExpression(child, 0, scope))
self.RecurseSingleStatement(child, 1, scope)
#assert False, parent[index]
else:
assert False, u"Unexpected node type: %s" % nt.decode('utf8')

10
unit_tests/coverage.suite/inline-1.lsl
View file

@ -18,7 +18,17 @@ vector f3(integer f3p1, string f3p2) inline
}
@x;
if (f3p2 != "") return <1,1,1>;
do ; while (f4());
while (f4()) ;
for (f3p1=0; f4(); f3p1++, llDie())
{
integer f3p1 = llGetNumberOfPrims();
llOwnerSay((string)f3p1);
}
return <0,0,0>;
}

34
unit_tests/coverage.suite/inline-1.out
View file

@ -50,6 +50,40 @@ default
@___rtl__00006;
}
while (___ret__00002);
@___whl__00001;
integer ___ret__00003;
{
{
___ret__00003 = llGetLinkNumber();
jump ___rtl__00007;
}
}
@___rtl__00007;
if (___ret__00003)
{
;
jump ___whl__00001;
}
f3p1 = 0;
@___for__00001;
integer ___ret__00004;
{
{
___ret__00004 = llGetLinkNumber();
jump ___rtl__00008;
}
}
@___rtl__00008;
if (___ret__00004)
{
{
integer f3p1 = llGetNumberOfPrims();
llOwnerSay((string)f3p1);
}
f3p1++;
llDie();
jump ___for__00001;
}
{
___ret__00001 = <0, 0, 0>;
jump ___rtl__00004;