[llvm-commits] [llvm] r127068 - /llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp

[Andrew Trick]

Author: atrick
Date: Sat Mar  5 02:04:11 2011
New Revision: 127068

URL: http://llvm.org/viewvc/llvm-project?rev=127068&view=rev
Log:
Missing comment.

Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp?rev=127068&r1=127067&r2=127068&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp Sat Mar  5 02:04:11 2011
@@ -2228,6 +2228,8 @@
   return true;
 }
 
+// list-ilp is currently an experimental scheduler that allows various
+// heuristics to be enabled prior to the normal register reduction logic.
 bool ilp_ls_rr_sort::operator()(SUnit *left, SUnit *right) const {
   if (left->isCall || right->isCall)
     // No way to compute latency of calls.