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misched: Add finalizeScheduler to complete the target interface.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153827 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick
2012-04-01 07:24:23 +00:00
parent d9182d6cae
commit 830da405fa
2 changed files with 5 additions and 0 deletions
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4
include/llvm/CodeGen/ScheduleDAGInstrs.h
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@@ -296,6 +296,10 @@ namespace llvm {
/// overriding enterRegion() or exitRegion(). /// overriding enterRegion() or exitRegion().
virtual void schedule() = 0; virtual void schedule() = 0;
/// finalizeSchedule - Allow targets to perform final scheduling actions at
/// the level of the whole MachineFunction. By default does nothing.
virtual void finalizeSchedule() {}
virtual void dumpNode(const SUnit *SU) const; virtual void dumpNode(const SUnit *SU) const;
/// Return a label for a DAG node that points to an instruction. /// Return a label for a DAG node that points to an instruction.

1
lib/CodeGen/MachineScheduler.cpp
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@@ -227,6 +227,7 @@ bool MachineScheduler::runOnMachineFunction(MachineFunction &mf) {
assert(RemainingCount == 0 && "Instruction count mismatch!"); assert(RemainingCount == 0 && "Instruction count mismatch!");
Scheduler->finishBlock(); Scheduler->finishBlock();
} }
Scheduler->finalizeSchedule();
DEBUG(LIS->print(dbgs())); DEBUG(LIS->print(dbgs()));
return true; return true;
} }