From 7c7aba6e5fef47a01a136be655b0a92cfd7090f6 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Fri, 16 Jun 2017 21:03:24 +0000
Subject: Vendor import of llvm trunk r305575:
 https://llvm.org/svn/llvm-project/llvm/trunk@305575

---
 lib/CodeGen/SplitKit.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'lib/CodeGen/SplitKit.cpp')

diff --git a/lib/CodeGen/SplitKit.cpp b/lib/CodeGen/SplitKit.cpp
index 3a50aaa69985d..008b984dd9616 100644
--- a/lib/CodeGen/SplitKit.cpp
+++ b/lib/CodeGen/SplitKit.cpp
@@ -569,8 +569,7 @@ SlotIndex SplitEditor::buildCopy(unsigned FromReg, unsigned ToReg,
 
   // Greedy heuristic: Keep iterating keeping the best covering subreg index
   // each time.
-  LaneBitmask LanesLeft =
-      LaneMask & ~(TRI.getSubRegIndexLaneMask(BestCover));
+  LaneBitmask LanesLeft = LaneMask & ~(TRI.getSubRegIndexLaneMask(BestIdx));
   while (LanesLeft.any()) {
     unsigned BestIdx = 0;
     int BestCover = INT_MIN;
-- 
cgit v1.2.3