commit c06e79356f9d21daf274d2168e8e0af47bf0c017
author Krzysztof Parzyszek <kparzysz@codeaurora.org> Fri Apr 22 17:27:22 2016 +0000
committer Krzysztof Parzyszek <kparzysz@codeaurora.org> Fri Apr 22 17:27:22 2016 +0000
tree be8647add08250e99701baf437c15012548fd1f3
parent 8851497f1951cba79ea3ba61820d41d37826d22b

[Hexagon] Properly close live range in HexagonBlockRanges

llvm-svn: 267173

llvm/lib/Target/Hexagon/HexagonBlockRanges.cpp

diff --git a/llvm/lib/Target/Hexagon/HexagonBlockRanges.cpp b/llvm/lib/Target/Hexagon/HexagonBlockRanges.cpp
index 45c9856..1f6d362 100644
--- a/llvm/lib/Target/Hexagon/HexagonBlockRanges.cpp
+++ b/llvm/lib/Target/Hexagon/HexagonBlockRanges.cpp
@@ -330,7 +330,7 @@
       if (TargetRegisterInfo::isPhysicalRegister(R.Reg) && Reserved[R.Reg])
         continue;
       for (auto S : expandToSubRegs(R, MRI, TRI)) {
-        if (LastDef[S] != IndexType::None)
+        if (LastDef[S] != IndexType::None || LastUse[S] != IndexType::None)
           closeRange(S);
         LastDef[S] = Index;
       }