From: Andrew Trick <atrick@apple.com>
Date: Fri, 9 Mar 2012 03:46:42 +0000 (+0000)
Subject: misched comments
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=d24da97bbf86b87929ef8c57bdf3a009d48bfba7;p=oota-llvm.git

misched comments

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152374 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/MachineScheduler.cpp b/lib/CodeGen/MachineScheduler.cpp
index 6090ffe27bb..dc0c098a795 100644
--- a/lib/CodeGen/MachineScheduler.cpp
+++ b/lib/CodeGen/MachineScheduler.cpp
@@ -173,9 +173,10 @@ bool MachineScheduler::runOnMachineFunction(MachineFunction &mf) {
             else dbgs() << "End";
             dbgs() << " Remaining: " << RemainingCount << "\n");
 
-      // Inform ScheduleDAGInstrs of the region being scheduled. It calls back
-      // to our schedule() method.
+      // Schedule a region: possibly reorder instructions.
       Scheduler->schedule();
+
+      // Close the current region.
       Scheduler->exitRegion();
 
       // Scheduling has invalidated the current iterator 'I'. Ask the