From: Carol Eidt <carol.eidt@microsoft.com>
Date: Tue, 31 Oct 2017 21:04:11 +0000 (-0700)
Subject: PR feedback & fix an error in `isRegInUse`
X-Git-Tag: accepted/tizen/base/20180629.140029~733^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1071bce4d584eeb6884128332d62b07c3a61d43a;p=platform%2Fupstream%2Fcoreclr.git

PR feedback & fix an error in `isRegInUse`
---

diff --git a/src/jit/lsra.cpp b/src/jit/lsra.cpp
index e87f5f8..1ac414c 100644
--- a/src/jit/lsra.cpp
+++ b/src/jit/lsra.cpp
@@ -5917,7 +5917,7 @@ bool LinearScan::canSpillDoubleReg(RegRecord*   physRegRecord,
 
 #ifdef _TARGET_ARM_
 //------------------------------------------------------------------------
-// unassignDoubleReg:
+// unassignDoublePhysReg: unassign a double register (pair)
 //
 // Arguments:
 //    doubleRegRecord - reg to unassign
@@ -6013,8 +6013,10 @@ bool LinearScan::isRegInUse(RegRecord* regRec, RefPosition* refPosition)
     {
         if (!assignedInterval->isActive)
         {
-// This can only happen if we have a recentRefPosition active at this location that hasn't yet been freed
-// (Or, in the case of ARM, the other half of a double is either active or has an active recentRefPosition).
+            // This can only happen if we have a recentRefPosition active at this location that hasn't yet been freed
+            // (Or, in the case of ARM, the other half of a double is either active or has an active recentRefPosition).
+            CLANG_FORMAT_COMMENT_ANCHOR;
+
 #ifdef _TARGET_ARM_
             if (refPosition->getInterval()->registerType == TYP_DOUBLE)
             {
@@ -6027,12 +6029,11 @@ bool LinearScan::isRegInUse(RegRecord* regRec, RefPosition* refPosition)
                 }
             }
             else
-#else
+#endif
             {
                 assert(isRefPositionActive(assignedInterval->recentRefPosition, refPosition->nodeLocation));
             }
-#endif
-                return true;
+            return true;
         }
         RefPosition* nextAssignedRef = assignedInterval->getNextRefPosition();