[llvm-commits] [llvm] r152209 - /llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.h
Andrew Trick
atrick at apple.com
Tue Mar 6 21:21:55 PST 2012
Author: atrick
Date: Tue Mar 6 23:21:54 2012
New Revision: 152209
URL: http://llvm.org/viewvc/llvm-project?rev=152209&view=rev
Log:
comment
Modified:
llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.h
Modified: llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.h?rev=152209&r1=152208&r2=152209&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.h (original)
+++ llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.h Tue Mar 6 23:21:54 2012
@@ -297,6 +297,8 @@
/// Schedule - Order nodes according to selected style, filling
/// in the Sequence member.
///
+ /// Typically, a scheduling algorithm will implement Schedule() without
+ /// overriding enterRegion() or exitRegion().
virtual void Schedule() = 0;
virtual void dumpNode(const SUnit *SU) const;
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