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IR: Cleanup AttributeSet::get for AttrBuilder

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We don't modify the AttrBuilder in AttributeSet::get, make the reference
argument const.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207924 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Majnemer 2014-05-03 23:00:35 +00:00
parent b2bd7e89e6
commit b3428a05a0
2 changed files with 13 additions and 5 deletions
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9
include/llvm/IR/Attributes.h
View File

@ -242,7 +242,7 @@ public:
static AttributeSet get(LLVMContext &C, ArrayRef<AttributeSet> Attrs);
static AttributeSet get(LLVMContext &C, unsigned Index,
ArrayRef<Attribute::AttrKind> Kind);
static AttributeSet get(LLVMContext &C, unsigned Index, AttrBuilder &B);
static AttributeSet get(LLVMContext &C, unsigned Index, const AttrBuilder &B);
/// \brief Add an attribute to the attribute set at the given index. Since
/// attribute sets are immutable, this returns a new set.
@ -469,6 +469,8 @@ public:
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;
typedef llvm::iterator_range<td_iterator> td_range;
typedef llvm::iterator_range<td_const_iterator> td_const_range;
td_iterator td_begin() { return TargetDepAttrs.begin(); }
td_iterator td_end() { return TargetDepAttrs.end(); }
@ -476,6 +478,11 @@ public:
td_const_iterator td_begin() const { return TargetDepAttrs.begin(); }
td_const_iterator td_end() const { return TargetDepAttrs.end(); }
td_range td_attrs() { return td_range(td_begin(), td_end()); }
td_const_range td_attrs() const {
return td_const_range(td_begin(), td_end());
}
bool td_empty() const { return TargetDepAttrs.empty(); }
bool operator==(const AttrBuilder &B);

9
lib/IR/Attributes.cpp
View File

@ -596,7 +596,8 @@ AttributeSet AttributeSet::get(LLVMContext &C,
return getImpl(C, Attrs);
}
AttributeSet AttributeSet::get(LLVMContext &C, unsigned Index, AttrBuilder &B) {
AttributeSet AttributeSet::get(LLVMContext &C, unsigned Index,
const AttrBuilder &B) {
if (!B.hasAttributes())
return AttributeSet();
@ -618,9 +619,9 @@ AttributeSet AttributeSet::get(LLVMContext &C, unsigned Index, AttrBuilder &B) {
}
// 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(Index, Attribute::get(C, I->first,I->second)));
for (const AttrBuilder::td_type &TDA : B.td_attrs())
Attrs.push_back(
std::make_pair(Index, Attribute::get(C, TDA.first, TDA.second)));
return get(C, Attrs);
}