diff options
author | Michael Zuckerman <Michael.zuckerman@intel.com> | 2017-12-14 11:55:50 +0000 |
---|---|---|
committer | Michael Zuckerman <Michael.zuckerman@intel.com> | 2017-12-14 11:55:50 +0000 |
commit | 74c2e955760f90ee4950772a02d3ceb088f9d132 (patch) | |
tree | b393768af9f1a0efaa50468cd51f024413b4a1d6 /lib | |
parent | 9e819d59ee0fc70fd24fed6b039d36b41cbdbb6c (diff) |
[AVX512] Adding support for load truncate store of I1
store operation on a truncated memory (load) of vXi1 is poorly supported by LLVM and most of the time end with an assertion.
This patch fixes this issue.
Differential Revision: https://reviews.llvm.org/D39547
Change-Id: Ida5523dd09c1ad384acc0a27e9e59273d28cbdc9
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@320691 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index 648e0d9deee..58bcc031ce3 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -1222,6 +1222,9 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM, } } + if (Subtarget.hasAVX512()) + setOperationAction(ISD::SELECT, MVT::v1i1, Custom); + if (Subtarget.hasDQI()) { for (auto VT : { MVT::v2i64, MVT::v4i64, MVT::v8i64 }) { setOperationAction(ISD::SINT_TO_FP, VT, Legal); |