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Avoid setting up unnecessary stack frames for dictionary expressions

This commit is contained in:
Gunnar Beutner 2015-03-31 12:37:31 +02:00
parent a28369593a
commit 1c7e7dac60
1 changed files with 16 additions and 13 deletions
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29
lib/config/expression.cpp
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@ -441,29 +441,32 @@ ExpressionResult ArrayExpression::DoEvaluate(ScriptFrame& frame, DebugHint *dhin
ExpressionResult DictExpression::DoEvaluate(ScriptFrame& frame, DebugHint *dhint) const
{
ScriptFrame *dframe;
ScriptFrame rframe;
Value self;
if (!m_Inline) {
dframe = &rframe;
rframe.Locals = frame.Locals;
rframe.Self = new Dictionary();
} else {
dframe = &frame;
self = frame.Self;
frame.Self = new Dictionary();
}
Value result;
BOOST_FOREACH(Expression *aexpr, m_Expressions) {
ExpressionResult element = aexpr->Evaluate(*dframe, dhint);
CHECK_RESULT(element);
result = element.GetValue();
try {
BOOST_FOREACH(Expression *aexpr, m_Expressions) {
ExpressionResult element = aexpr->Evaluate(frame, dhint);
CHECK_RESULT(element);
result = element.GetValue();
}
} catch (...) {
std::swap(self, frame.Self);
throw;
}
if (m_Inline)
return result;
else
return dframe->Self;
else {
std::swap(self, frame.Self);
return self;
}
}
ExpressionResult GetScopeExpression::DoEvaluate(ScriptFrame& frame, DebugHint *dhint) const