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finish encoding all of the interesting details of intrinsics. Now intrinsics

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are only rejected because they can't be encoded into a 32-bit unit, not because
they contain an unencodable feature.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156978 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2012-05-17 05:03:24 +00:00
parent 46aaf69e37
commit d7cf5eb021
2 changed files with 70 additions and 48 deletions
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28
lib/VMCore/Function.cpp
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@@ -366,8 +366,9 @@ static Type *DecodeFixedType(unsigned &TableVal, ArrayRef<Type*> Tys,
unsigned Nibble = TableVal & 0xF;
TableVal >>= 4;
unsigned StructElts = 2;
switch ((IIT_Info)Nibble) {
default: assert(0 && "Unknown argument type!");
case IIT_Done: return Type::getVoidTy(Context);
case IIT_I1: return Type::getInt1Ty(Context);
case IIT_I8: return Type::getInt8Ty(Context);
@@ -377,6 +378,8 @@ static Type *DecodeFixedType(unsigned &TableVal, ArrayRef<Type*> Tys,
case IIT_F32: return Type::getFloatTy(Context);
case IIT_F64: return Type::getDoubleTy(Context);
case IIT_MMX: return Type::getX86_MMXTy(Context);
case IIT_METADATA: return Type::Type::getMetadataTy(Context);
case IIT_EMPTYSTRUCT: return StructType::get(Context);
case IIT_V2:
return VectorType::get(DecodeFixedType(TableVal, Tys, Context), 2);
case IIT_V4:
@@ -385,13 +388,32 @@ static Type *DecodeFixedType(unsigned &TableVal, ArrayRef<Type*> Tys,
return VectorType::get(DecodeFixedType(TableVal, Tys, Context), 8);
case IIT_V16:
return VectorType::get(DecodeFixedType(TableVal, Tys, Context), 16);
case IIT_V32:
return VectorType::get(DecodeFixedType(TableVal, Tys, Context), 32);
case IIT_PTR:
return PointerType::getUnqual(DecodeFixedType(TableVal, Tys, Context));
case IIT_ARG: {
case IIT_ARG:
case IIT_EXTEND_VEC_ARG:
case IIT_TRUNC_VEC_ARG: {
unsigned ArgNo = TableVal & 0xF;
TableVal >>= 4;
assert(ArgNo < Tys.size() && "Not enough types specified!");
return Tys[ArgNo];
Type *T = Tys[ArgNo];
if (Nibble == IIT_EXTEND_VEC_ARG)
T = VectorType::getExtendedElementVectorType(cast<VectorType>(T));
if (Nibble == IIT_TRUNC_VEC_ARG)
T = VectorType::getTruncatedElementVectorType(cast<VectorType>(T));
return T;
}
case IIT_STRUCT5: ++StructElts; // FALL THROUGH.
case IIT_STRUCT4: ++StructElts; // FALL THROUGH.
case IIT_STRUCT3: ++StructElts; // FALL THROUGH.
case IIT_STRUCT2: {
Type *Elts[5];
for (unsigned i = 0; i != StructElts; ++i)
Elts[i] = DecodeFixedType(TableVal, Tys, Context);
return StructType::get(Context, ArrayRef<Type*>(Elts, StructElts));
}
}
llvm_unreachable("unhandled");