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| author | Owen Anderson <resistor@mac.com> | 2011-02-25 21:41:48 +0000 |
|---|---|---|
| committer | Owen Anderson <resistor@mac.com> | 2011-02-25 21:41:48 +0000 |
| commit | 95771afbfd604ad003fa3723cac66c9370fed55d (patch) | |
| tree | f90cbbd64c88ae50228221c55738a62d2b2fead7 /lib/Target/MSP430 | |
| parent | 14a129a3cf8e609b9deb8546267e509088bf7dcd (diff) | |
| download | external_llvm-95771afbfd604ad003fa3723cac66c9370fed55d.zip external_llvm-95771afbfd604ad003fa3723cac66c9370fed55d.tar.gz external_llvm-95771afbfd604ad003fa3723cac66c9370fed55d.tar.bz2 | |
Allow targets to specify a the type of the RHS of a shift parameterized on the type of the LHS.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126518 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/MSP430')
| -rw-r--r-- | lib/Target/MSP430/MSP430ISelLowering.cpp | 6 | ||||
| -rw-r--r-- | lib/Target/MSP430/MSP430ISelLowering.h | 2 |
2 files changed, 3 insertions, 5 deletions
diff --git a/lib/Target/MSP430/MSP430ISelLowering.cpp b/lib/Target/MSP430/MSP430ISelLowering.cpp index 30ef4f5..a95d59c 100644 --- a/lib/Target/MSP430/MSP430ISelLowering.cpp +++ b/lib/Target/MSP430/MSP430ISelLowering.cpp @@ -77,10 +77,6 @@ MSP430TargetLowering::MSP430TargetLowering(MSP430TargetMachine &tm) : // Division is expensive setIntDivIsCheap(false); - // Even if we have only 1 bit shift here, we can perform - // shifts of the whole bitwidth 1 bit per step. - setShiftAmountType(MVT::i8); - setStackPointerRegisterToSaveRestore(MSP430::SPW); setBooleanContents(ZeroOrOneBooleanContent); setSchedulingPreference(Sched::Latency); @@ -330,7 +326,7 @@ MSP430TargetLowering::LowerCCCArguments(SDValue Chain, // Arguments passed in registers EVT RegVT = VA.getLocVT(); switch (RegVT.getSimpleVT().SimpleTy) { - default: + default: { #ifndef NDEBUG errs() << "LowerFormalArguments Unhandled argument type: " diff --git a/lib/Target/MSP430/MSP430ISelLowering.h b/lib/Target/MSP430/MSP430ISelLowering.h index 673c543..19c9eac 100644 --- a/lib/Target/MSP430/MSP430ISelLowering.h +++ b/lib/Target/MSP430/MSP430ISelLowering.h @@ -73,6 +73,8 @@ namespace llvm { public: explicit MSP430TargetLowering(MSP430TargetMachine &TM); + virtual MVT getShiftAmountTy(EVT LHSTy) const { return MVT::i8; } + /// LowerOperation - Provide custom lowering hooks for some operations. virtual SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const; |