Comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33114 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/Target.td b/lib/Target/Target.td
index 10d458eb8aa29cd320fed0676ee9f2badd42931a..5f8d2e260bf11d0f489fc4d654e8a4975fd59ac5 100644 (file)
--- a/lib/Target/Target.td
+++ b/lib/Target/Target.td
@@ -172,7 +172,7 @@ class Instruction {
   
   InstrItinClass Itinerary = NoItinerary;// Execution steps used for scheduling.
 
-  string Constraints = "";
+  string Constraints = "";  // OperandConstraint, e.g. $src = $dst.
   
   /// DisableEncoding - List of operand names (e.g. "$op1,$op2") that should not
   /// be encoded into the output machineinstr.