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Add the target-dependent (string) attributes from the AttrBuilder to the AttributeSet.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174467 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2013-02-05 23:48:36 +00:00
parent 7743232775
commit 64754f4990
2 changed files with 28 additions and 2 deletions
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15
include/llvm/IR/Attributes.h
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@ -140,6 +140,9 @@ public:
/// \brief Return true if the attribute is present.
bool hasAttribute(AttrKind Val) const;
/// \brief Return true if the target-dependent attribute is present.
bool hasAttribute(StringRef Val) const;
/// \brief Return the attribute's kind as an enum (Attribute::AttrKind). This
/// requires the attribute to be an enum or alignment attribute.
Attribute::AttrKind getKindAsEnum() const;
@ -418,6 +421,7 @@ public:
/// the form used internally in Attribute.
AttrBuilder &addStackAlignmentAttr(unsigned Align);
// Iterators for target-independent attributes.
typedef DenseSet<Attribute::AttrKind>::iterator iterator;
typedef DenseSet<Attribute::AttrKind>::const_iterator const_iterator;
@ -427,6 +431,17 @@ public:
const_iterator begin() const { return Attrs.begin(); }
const_iterator end() const { return Attrs.end(); }
// Iterators for target-dependent attributes.
typedef std::pair<std::string, std::string> td_type;
typedef std::map<std::string, std::string>::iterator td_iterator;
typedef std::map<std::string, std::string>::const_iterator td_const_iterator;
td_iterator td_begin() { return TargetDepAttrs.begin(); }
td_iterator td_end() { return TargetDepAttrs.end(); }
td_const_iterator td_begin() const { return TargetDepAttrs.begin(); }
td_const_iterator td_end() const { return TargetDepAttrs.end(); }
/// \brief Remove attributes that are used on functions only.
void removeFunctionOnlyAttrs() {
removeAttribute(Attribute::NoReturn)

15
lib/IR/Attributes.cpp
View File

@ -126,8 +126,13 @@ StringRef Attribute::getValueAsString() const {
return pImpl ? pImpl->getValueAsString() : StringRef();
}
bool Attribute::hasAttribute(AttrKind Val) const {
return (pImpl && pImpl->hasAttribute(Val)) || (!pImpl && Val == None);
bool Attribute::hasAttribute(AttrKind Kind) const {
return (pImpl && pImpl->hasAttribute(Kind)) || (!pImpl && Kind == None);
}
bool Attribute::hasAttribute(StringRef Kind) const {
if (!isStringAttribute()) return false;
return pImpl && pImpl->hasAttribute(Kind);
}
/// This returns the alignment field of an attribute as a byte alignment value.
@ -552,6 +557,7 @@ AttributeSet AttributeSet::get(LLVMContext &C, unsigned Idx, AttrBuilder &B) {
if (!B.hasAttributes())
return AttributeSet();
// Add target-independent attributes.
SmallVector<std::pair<unsigned, Attribute>, 8> Attrs;
for (AttrBuilder::iterator I = B.begin(), E = B.end(); I != E; ++I) {
Attribute::AttrKind Kind = *I;
@ -565,6 +571,11 @@ AttributeSet AttributeSet::get(LLVMContext &C, unsigned Idx, AttrBuilder &B) {
Attrs.push_back(std::make_pair(Idx, Attribute::get(C, Kind)));
}
// Add target-dependent (string) attributes.
for (AttrBuilder::td_iterator I = B.td_begin(), E = B.td_end();
I != E; ++I)
Attrs.push_back(std::make_pair(Idx, Attribute::get(C, I->first,I->second)));
return get(C, Attrs);
}