From: Andrew Trick <atrick@apple.com>
Date: Sun, 1 Apr 2012 07:24:23 +0000 (+0000)
Subject: misched: Add finalizeScheduler to complete the target interface.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=830da405fa32ab4f2a8378a658e1429a9ffd4d65;p=oota-llvm.git

misched: Add finalizeScheduler to complete the target interface.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153827 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/CodeGen/ScheduleDAGInstrs.h b/include/llvm/CodeGen/ScheduleDAGInstrs.h
index a08f6cc7f70..c8de7bc8f89 100644
--- a/include/llvm/CodeGen/ScheduleDAGInstrs.h
+++ b/include/llvm/CodeGen/ScheduleDAGInstrs.h
@@ -296,6 +296,10 @@ namespace llvm {
     /// overriding enterRegion() or exitRegion().
     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;
 
     /// Return a label for a DAG node that points to an instruction.
diff --git a/lib/CodeGen/MachineScheduler.cpp b/lib/CodeGen/MachineScheduler.cpp
index 364a2442759..1d3241b8cc6 100644
--- a/lib/CodeGen/MachineScheduler.cpp
+++ b/lib/CodeGen/MachineScheduler.cpp
@@ -227,6 +227,7 @@ bool MachineScheduler::runOnMachineFunction(MachineFunction &mf) {
     assert(RemainingCount == 0 && "Instruction count mismatch!");
     Scheduler->finishBlock();
   }
+  Scheduler->finalizeSchedule();
   DEBUG(LIS->print(dbgs()));
   return true;
 }