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DoWhile.

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git-svn-id: svn://10.0.0.236/trunk@129426 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
rogerl%netscape.com 2002-09-12 22:00:55 +00:00
parent de6752efff
commit 18fe48d56b
1 changed files with 32 additions and 0 deletions
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32
mozilla/js2/src/js2metadata.cpp
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@ -139,6 +139,7 @@ namespace MetaData {
}
break;
case StmtNode::While:
case StmtNode::DoWhile:
{
UnaryStmtNode *w = checked_cast<UnaryStmtNode *>(p);
targetList.push_back(p);
@ -575,6 +576,37 @@ namespace MetaData {
targetList.push_back(p);
bCon->emitBranch(eBranch, w->continueLabelID, p->pos);
bCon->setLabel(loopTop);
EvalStmt(env, phase, w->stmt);
bCon->setLabel(w->continueLabelID);
Reference *r = EvalExprNode(env, phase, w->expr);
if (r) r->emitReadBytecode(bCon, p->pos);
bCon->emitBranch(eBranchTrue, loopTop, p->pos);
bCon->setLabel(w->breakLabelID);
targetList.pop_back();
}
break;
case StmtNode::DoWhile:
{
UnaryStmtNode *w = checked_cast<UnaryStmtNode *>(p);
w->breakLabelID = bCon->getLabel();
w->continueLabelID = bCon->getLabel();
BytecodeContainer::LabelID loopTop = bCon->getLabel();
targetList.push_back(p);
bCon->setLabel(loopTop);
EvalStmt(env, phase, w->stmt);
bCon->setLabel(w->continueLabelID);
Reference *r = EvalExprNode(env, phase, w->expr);
if (r) r->emitReadBytecode(bCon, p->pos);
bCon->emitBranch(eBranchTrue, loopTop, p->pos);
bCon->setLabel(w->breakLabelID);
bCon->emitBranch(eBranch, w->continueLabelID, p->pos);
bCon->setLabel(loopTop);
EvalStmt(env, phase, w->stmt);