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[bpf] expand indirect branches

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BPF instruction set doesn't have indirect branches. Expand them.

Reported by John Fastabend.

llvm-svn: 247951
This commit is contained in:
Alexei Starovoitov 2015-09-17 22:18:08 +00:00
parent 0bcec09bcb
commit 4af994c35b
1 changed files with 1 additions and 0 deletions
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1
lib/Target/BPF/BPFISelLowering.cpp
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@ -102,6 +102,7 @@ BPFTargetLowering::BPFTargetLowering(const TargetMachine &TM,
setOperationAction(ISD::BR_CC, MVT::i64, Custom);
setOperationAction(ISD::BR_JT, MVT::Other, Expand);
setOperationAction(ISD::BRIND, MVT::Other, Expand);
setOperationAction(ISD::BRCOND, MVT::Other, Expand);
setOperationAction(ISD::SETCC, MVT::i64, Expand);
setOperationAction(ISD::SELECT, MVT::i64, Expand);