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misched: Release only unscheduled nodes into ReadyQ.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156573 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick
2012-05-10 21:06:14 +00:00
parent d38f87eeec
commit 16716c7302
1 changed files with 8 additions and 2 deletions
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6
lib/CodeGen/MachineScheduler.cpp
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@ -643,6 +643,10 @@ struct ReadyQ {
bool empty() const { return Queue.empty(); } bool empty() const { return Queue.empty(); }
iterator begin() { return Queue.begin(); }
iterator end() { return Queue.end(); }
iterator find(SUnit *SU) { iterator find(SUnit *SU) {
return std::find(Queue.begin(), Queue.end(), SU); return std::find(Queue.begin(), Queue.end(), SU);
} }
@ -705,9 +709,11 @@ public:
} }
virtual void releaseTopNode(SUnit *SU) { virtual void releaseTopNode(SUnit *SU) {
if (!SU->isScheduled)
TopQueue.push(SU); TopQueue.push(SU);
} }
virtual void releaseBottomNode(SUnit *SU) { virtual void releaseBottomNode(SUnit *SU) {
if (!SU->isScheduled)
BotQueue.push(SU); BotQueue.push(SU);
} }
}; };