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| author | Craig Topper <craig.topper@gmail.com> | 2016-04-17 07:25:39 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2016-04-17 07:25:39 +0000 |
| commit | 75869d57019ddbf93510027c655d46a97eb526f4 (patch) | |
| tree | 6c4aa530a2910a9ba7b7f6351e49951d9b69fc9b /llvm/lib | |
| parent | 2c7cd4afaba59a2a80330df7adc02c8a4db7c5b9 (diff) | |
| download | bcm5719-llvm-75869d57019ddbf93510027c655d46a97eb526f4.tar.gz bcm5719-llvm-75869d57019ddbf93510027c655d46a97eb526f4.zip | |
[AVX512] ISD::MUL v2i64/v4i64 should only be legal if DQI and VLX features are enabled.
llvm-svn: 266554
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 263fc133a08..094f2814fb0 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -1439,8 +1439,10 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM, } // Subtarget.hasCDI() if (Subtarget.hasDQI()) { - setOperationAction(ISD::MUL, MVT::v2i64, Legal); - setOperationAction(ISD::MUL, MVT::v4i64, Legal); + if (Subtarget.hasVLX()) { + setOperationAction(ISD::MUL, MVT::v2i64, Legal); + setOperationAction(ISD::MUL, MVT::v4i64, Legal); + } setOperationAction(ISD::MUL, MVT::v8i64, Legal); } // Custom lower several nodes. |
