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Add a separate NeonPolyVector kind to distinguish polynomial vector types. 

Add support for mangling those types according to ARM's ABI.

llvm-svn: 118898
This commit is contained in:
Bob Wilson 2010-11-12 17:24:46 +00:00
parent c155521a96
commit 8470b33762
2 changed files with 24 additions and 13 deletions
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3
clang/include/clang/AST/Type.h
View File

@ -1918,7 +1918,8 @@ public:
AltiVecVector, // is AltiVec vector
AltiVecPixel, // is AltiVec 'vector Pixel'
AltiVecBool, // is AltiVec 'vector bool ...'
NeonVector // is ARM Neon vector
NeonVector, // is ARM Neon vector
NeonPolyVector // is ARM Neon polynomial vector
};
protected:
/// ElementType - The element type of the vector.

34
clang/lib/CodeGen/Mangle.cpp
View File

@ -1413,17 +1413,25 @@ bool CXXNameMangler::mangleNeonVectorType(const VectorType *T) {
return false;
unsigned EltBits = 0;
const char *EltName = 0;
switch (cast<BuiltinType>(EltType)->getKind()) {
case BuiltinType::SChar: EltBits = 8; EltName = "int8_t"; break;
case BuiltinType::UChar: EltBits = 8; EltName = "uint8_t"; break;
case BuiltinType::Short: EltBits = 16; EltName = "int16_t"; break;
case BuiltinType::UShort: EltBits = 16; EltName = "uint16_t"; break;
case BuiltinType::Int: EltBits = 32; EltName = "int32_t"; break;
case BuiltinType::UInt: EltBits = 32; EltName = "uint32_t"; break;
case BuiltinType::LongLong: EltBits = 64; EltName = "int64_t"; break;
case BuiltinType::ULongLong: EltBits = 64; EltName = "uint64_t"; break;
case BuiltinType::Float: EltBits = 32; EltName = "float32_t"; break;
default: return false;
if (T->getVectorKind() == VectorType::NeonPolyVector) {
switch (cast<BuiltinType>(EltType)->getKind()) {
case BuiltinType::SChar: EltBits = 8; EltName = "poly8_t"; break;
case BuiltinType::Short: EltBits = 16; EltName = "poly16_t"; break;
default: return false;
}
} else {
switch (cast<BuiltinType>(EltType)->getKind()) {
case BuiltinType::SChar: EltBits = 8; EltName = "int8_t"; break;
case BuiltinType::UChar: EltBits = 8; EltName = "uint8_t"; break;
case BuiltinType::Short: EltBits = 16; EltName = "int16_t"; break;
case BuiltinType::UShort: EltBits = 16; EltName = "uint16_t"; break;
case BuiltinType::Int: EltBits = 32; EltName = "int32_t"; break;
case BuiltinType::UInt: EltBits = 32; EltName = "uint32_t"; break;
case BuiltinType::LongLong: EltBits = 64; EltName = "int64_t"; break;
case BuiltinType::ULongLong: EltBits = 64; EltName = "uint64_t"; break;
case BuiltinType::Float: EltBits = 32; EltName = "float32_t"; break;
default: return false;
}
}
const char *BaseName = 0;
unsigned BitSize = T->getNumElements() * EltBits;
@ -1446,7 +1454,9 @@ bool CXXNameMangler::mangleNeonVectorType(const VectorType *T) {
// <extended element type> ::= <element type>
// ::= p # AltiVec vector pixel
void CXXNameMangler::mangleType(const VectorType *T) {
if (T->getVectorKind() == VectorType::NeonVector && mangleNeonVectorType(T))
if ((T->getVectorKind() == VectorType::NeonVector ||
T->getVectorKind() == VectorType::NeonPolyVector) &&
mangleNeonVectorType(T))
return;
Out << "Dv" << T->getNumElements() << '_';
if (T->getVectorKind() == VectorType::AltiVecPixel)