From d938fd1397c29e86f6caf45142fd5b4c6f0651f5 Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper@gmail.com>
Date: Wed, 3 May 2017 22:07:25 +0000
Subject: [KnownBits] Add zext, sext, and trunc methods to KnownBits

This patch adds zext, sext, and trunc methods to KnownBits and uses them where possible.

Differential Revision: https://reviews.llvm.org/D32784

llvm-svn: 302088
---
 llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp')

diff --git a/llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp b/llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp
index a0135dc40b8..cdf4d3a8b4e 100644
--- a/llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp
@@ -402,8 +402,7 @@ FunctionLoweringInfo::GetLiveOutRegInfo(unsigned Reg, unsigned BitWidth) {
 
   if (BitWidth > LOI->Known.getBitWidth()) {
     LOI->NumSignBits = 1;
-    LOI->Known.Zero = LOI->Known.Zero.zextOrTrunc(BitWidth);
-    LOI->Known.One = LOI->Known.One.zextOrTrunc(BitWidth);
+    LOI->Known = LOI->Known.zextOrTrunc(BitWidth);
   }
 
   return LOI;
-- 
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