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Initial hazard recognizer support in post-pass scheduling. This includes

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a new toy hazard recognizier heuristic which attempts to direct the
scheduler to avoid clumping large groups of loads or stores too densely.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62291 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2009-01-16 01:33:36 +00:00
parent 153745cc1f
commit 2836c283bb
5 changed files with 124 additions and 15 deletions
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1
lib/Target/PowerPC/PPCHazardRecognizers.h
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@@ -51,7 +51,6 @@ public:
virtual HazardType getHazardType(SUnit *SU);
virtual void EmitInstruction(SUnit *SU);
virtual void AdvanceCycle();
virtual void EmitNoop();
private:
/// EndDispatchGroup - Called when we are finishing a new dispatch group.