Remove getWidenVectorType, which is no longer used.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98289 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2010-03-11 21:39:57 +00:00
parent 19a994766f
commit a257095ebb
4 changed files with 0 additions and 66 deletions

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@ -323,13 +323,6 @@ public:
return false;
}
/// getWidenVectorType: given a vector type, returns the type to widen to
/// (e.g., v7i8 to v8i8). If the vector type is legal, it returns itself.
/// If there is no vector type that we want to widen to, returns MVT::Other
/// When and were to widen is target dependent based on the cost of
/// scalarizing vs using the wider vector type.
virtual EVT getWidenVectorType(EVT VT) const;
/// isFPImmLegal - Returns true if the target can instruction select the
/// specified FP immediate natively. If false, the legalizer will materialize
/// the FP immediate as a load from a constant pool.

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@ -792,20 +792,6 @@ unsigned TargetLowering::getVectorTypeBreakdown(LLVMContext &Context, EVT VT,
return 1;
}
/// getWidenVectorType: given a vector type, returns the type to widen to
/// (e.g., v7i8 to v8i8). If the vector type is legal, it returns itself.
/// If there is no vector type that we want to widen to, returns MVT::Other
/// When and where to widen is target dependent based on the cost of
/// scalarizing vs using the wider vector type.
EVT TargetLowering::getWidenVectorType(EVT VT) const {
assert(VT.isVector());
if (isTypeLegal(VT))
return VT;
// Default is not to widen until moved to LegalizeTypes
return MVT::Other;
}
/// getByValTypeAlignment - Return the desired alignment for ByVal aggregate
/// function arguments in the caller parameter area. This is the actual
/// alignment, not its logarithm.

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@ -10292,41 +10292,3 @@ X86TargetLowering::getRegForInlineAsmConstraint(const std::string &Constraint,
return Res;
}
//===----------------------------------------------------------------------===//
// X86 Widen vector type
//===----------------------------------------------------------------------===//
/// getWidenVectorType: given a vector type, returns the type to widen
/// to (e.g., v7i8 to v8i8). If the vector type is legal, it returns itself.
/// If there is no vector type that we want to widen to, returns MVT::Other
/// When and where to widen is target dependent based on the cost of
/// scalarizing vs using the wider vector type.
EVT X86TargetLowering::getWidenVectorType(EVT VT) const {
assert(VT.isVector());
if (isTypeLegal(VT))
return VT;
// TODO: In computeRegisterProperty, we can compute the list of legal vector
// type based on element type. This would speed up our search (though
// it may not be worth it since the size of the list is relatively
// small).
EVT EltVT = VT.getVectorElementType();
unsigned NElts = VT.getVectorNumElements();
// On X86, it make sense to widen any vector wider than 1
if (NElts <= 1)
return MVT::Other;
for (unsigned nVT = MVT::FIRST_VECTOR_VALUETYPE;
nVT <= MVT::LAST_VECTOR_VALUETYPE; ++nVT) {
EVT SVT = (MVT::SimpleValueType)nVT;
if (isTypeLegal(SVT) &&
SVT.getVectorElementType() == EltVT &&
SVT.getVectorNumElements() > NElts)
return SVT;
}
return MVT::Other;
}

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@ -564,13 +564,6 @@ namespace llvm {
(VT == MVT::f32 && X86ScalarSSEf32); // f32 is when SSE1
}
/// getWidenVectorType: given a vector type, returns the type to widen
/// to (e.g., v7i8 to v8i8). If the vector type is legal, it returns itself.
/// If there is no vector type that we want to widen to, returns EVT::Other
/// When and were to widen is target dependent based on the cost of
/// scalarizing vs using the wider vector type.
virtual EVT getWidenVectorType(EVT VT) const;
/// createFastISel - This method returns a target specific FastISel object,
/// or null if the target does not support "fast" ISel.
virtual FastISel *