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| author | Craig Topper <craig.topper@gmail.com> | 2017-05-03 22:07:25 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2017-05-03 22:07:25 +0000 |
| commit | d938fd1397c29e86f6caf45142fd5b4c6f0651f5 (patch) | |
| tree | 46852d6160f8c43a9fca88c0aefe7410257fc10b /llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp | |
| parent | e1cf61c69fd2b3fe8f0edda16f174e8ab8477a24 (diff) | |
| download | bcm5719-llvm-d938fd1397c29e86f6caf45142fd5b4c6f0651f5.tar.gz bcm5719-llvm-d938fd1397c29e86f6caf45142fd5b4c6f0651f5.zip | |
[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
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
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; |
