Add a 'StringRef' version of hasAttribute.
Fix the 'operator==' and 'hasAttributes' queries to take into account
target-dependent attributes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174481 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/IR/Attributes.cpp b/lib/IR/Attributes.cpp
index 67ab4ea..99fafae 100644
--- a/lib/IR/Attributes.cpp
+++ b/lib/IR/Attributes.cpp
@@ -977,8 +977,12 @@
return Attrs.count(A);
}
+bool AttrBuilder::contains(StringRef A) const {
+ return TargetDepAttrs.find(A) != TargetDepAttrs.end();
+}
+
bool AttrBuilder::hasAttributes() const {
- return !Attrs.empty();
+ return !Attrs.empty() || !TargetDepAttrs.empty();
}
bool AttrBuilder::hasAttributes(AttributeSet A, uint64_t Index) const {
@@ -1005,9 +1009,17 @@
}
bool AttrBuilder::operator==(const AttrBuilder &B) {
- SmallVector<Attribute::AttrKind, 8> This(Attrs.begin(), Attrs.end());
- SmallVector<Attribute::AttrKind, 8> That(B.Attrs.begin(), B.Attrs.end());
- return This == That;
+ for (DenseSet<Attribute::AttrKind>::iterator I = Attrs.begin(),
+ E = Attrs.end(); I != E; ++I)
+ if (!B.Attrs.count(*I))
+ return false;
+
+ for (td_const_iterator I = TargetDepAttrs.begin(),
+ E = TargetDepAttrs.end(); I != E; ++I)
+ if (B.TargetDepAttrs.find(I->first) == B.TargetDepAttrs.end())
+ return false;
+
+ return Alignment == B.Alignment && StackAlignment == B.StackAlignment;
}
AttrBuilder &AttrBuilder::addRawValue(uint64_t Val) {