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Add some comparison operators to compare the Attribute object with the AttrKind value.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171294 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2012-12-31 11:51:54 +00:00
parent 5d0d67f3d1
commit 92e287f5bd
2 changed files with 15 additions and 3 deletions
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6
include/llvm/Attributes.h
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@ -120,6 +120,10 @@ public:
/// alignment value.
unsigned getStackAlignment() const;
bool operator==(AttrKind K) const;
bool operator!=(AttrKind K) const;
// FIXME: Remove these 'operator' methods.
bool operator==(const Attribute &A) const {
return pImpl == A.pImpl;
}
@ -141,7 +145,7 @@ public:
/// that have been decoded from the given integer. This function must stay in
/// sync with 'encodeLLVMAttributesForBitcode'.
static Attribute decodeLLVMAttributesForBitcode(LLVMContext &C,
uint64_t EncodedAttrs);
uint64_t EncodedAttrs);
/// \brief The Attribute is converted to a string of equivalent mnemonic. This
/// is, presumably, for writing out the mnemonics for the assembly writer.

12
lib/VMCore/Attributes.cpp
View File

@ -88,6 +88,14 @@ unsigned Attribute::getStackAlignment() const {
return 1U << ((pImpl->getStackAlignment() >> 26) - 1);
}
bool Attribute::operator==(AttrKind K) const {
return pImpl && pImpl->contains(K);
}
bool Attribute::operator!=(AttrKind K) const {
return !(pImpl && pImpl->contains(K));
}
uint64_t Attribute::getBitMask() const {
return pImpl ? pImpl->getBitMask() : 0;
}
@ -473,8 +481,8 @@ uint64_t AttributeSet::getBitMask(unsigned Index) const {
}
/// getAttributes - The attributes for the specified index are returned.
/// Attribute for the result are denoted with Idx = 0. Function notes are
/// denoted with idx = ~0.
/// Attributes for the result are denoted with Idx = 0. Function attributes are
/// denoted with Idx = ~0.
Attribute AttributeSet::getAttributes(unsigned Idx) const {
if (AttrList == 0) return Attribute();