[llvm] b24909c - [Attributes] Avoid repeated attribute set lookup (NFC)
Nikita Popov via llvm-commits
llvm-commits at lists.llvm.org
Mon Jan 9 03:07:50 PST 2023
Author: Nikita Popov
Date: 2023-01-09T11:58:06+01:00
New Revision: b24909c4c7e7c6ea47def893b061c9bc65caba15
URL: https://github.com/llvm/llvm-project/commit/b24909c4c7e7c6ea47def893b061c9bc65caba15
DIFF: https://github.com/llvm/llvm-project/commit/b24909c4c7e7c6ea47def893b061c9bc65caba15.diff
LOG: [Attributes] Avoid repeated attribute set lookup (NFC)
Perform the hasAttribute() check on the AttributeSet we need to
fetch anyway, rather than going through hasAttributeAtIndex().
Added:
Modified:
llvm/lib/IR/Attributes.cpp
Removed:
################################################################################
diff --git a/llvm/lib/IR/Attributes.cpp b/llvm/lib/IR/Attributes.cpp
index 2c27c1aba548..8bcb0808ef7c 100644
--- a/llvm/lib/IR/Attributes.cpp
+++ b/llvm/lib/IR/Attributes.cpp
@@ -1301,9 +1301,9 @@ AttributeList AttributeList::get(LLVMContext &C,
AttributeList
AttributeList::addAttributeAtIndex(LLVMContext &C, unsigned Index,
Attribute::AttrKind Kind) const {
- if (hasAttributeAtIndex(Index, Kind))
- return *this;
AttributeSet Attrs = getAttributes(Index);
+ if (Attrs.hasAttribute(Kind))
+ return *this;
// TODO: Insert at correct position and avoid sort.
SmallVector<Attribute, 8> NewAttrs(Attrs.begin(), Attrs.end());
NewAttrs.push_back(Attribute::get(C, Kind));
@@ -1379,19 +1379,19 @@ AttributeList AttributeList::addParamAttribute(LLVMContext &C,
AttributeList
AttributeList::removeAttributeAtIndex(LLVMContext &C, unsigned Index,
Attribute::AttrKind Kind) const {
- if (!hasAttributeAtIndex(Index, Kind))
+ AttributeSet Attrs = getAttributes(Index);
+ if (!Attrs.hasAttribute(Kind))
return *this;
- return setAttributesAtIndex(C, Index,
- getAttributes(Index).removeAttribute(C, Kind));
+ return setAttributesAtIndex(C, Index, Attrs.removeAttribute(C, Kind));
}
AttributeList AttributeList::removeAttributeAtIndex(LLVMContext &C,
unsigned Index,
StringRef Kind) const {
- if (!hasAttributeAtIndex(Index, Kind))
+ AttributeSet Attrs = getAttributes(Index);
+ if (!Attrs.hasAttribute(Kind))
return *this;
- return setAttributesAtIndex(C, Index,
- getAttributes(Index).removeAttribute(C, Kind));
+ return setAttributesAtIndex(C, Index, Attrs.removeAttribute(C, Kind));
}
AttributeList AttributeList::removeAttributesAtIndex(
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