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Basic support for mem=>reg moves

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70723 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov
2009-05-03 13:06:03 +00:00
parent 51c31d6888
commit 36b6e533c1
4 changed files with 116 additions and 12 deletions
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6
lib/Target/MSP430/MSP430ISelLowering.cpp
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@@ -53,6 +53,12 @@ MSP430TargetLowering::MSP430TargetLowering(MSP430TargetMachine &tm) :
// shifts of the whole bitwidth 1 bit per step.
setShiftAmountType(MVT::i8);
setLoadExtAction(ISD::EXTLOAD, MVT::i1, Promote);
setLoadExtAction(ISD::SEXTLOAD, MVT::i1, Promote);
setLoadExtAction(ISD::ZEXTLOAD, MVT::i1, Promote);
setLoadExtAction(ISD::SEXTLOAD, MVT::i8, Expand);
setLoadExtAction(ISD::SEXTLOAD, MVT::i16, Expand);
setOperationAction(ISD::SRA, MVT::i16, Custom);
setOperationAction(ISD::RET, MVT::Other, Custom);
}