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Simplify the attributes '<' comparison function.

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llvm-svn: 175235
This commit is contained in:
Bill Wendling 2013-02-15 00:55:08 +00:00
parent 3bea5ea392
commit 67e51ec173
1 changed files with 13 additions and 15 deletions
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28
lib/IR/Attributes.cpp
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@ -332,25 +332,23 @@ StringRef AttributeImpl::getValueAsString() const {
bool AttributeImpl::operator<(const AttributeImpl &AI) const {
// This sorts the attributes with Attribute::AttrKinds coming first (sorted
// relative to their enum value) and then strings.
if (isEnumAttribute())
if (AI.isAlignAttribute() || AI.isEnumAttribute())
return getKindAsEnum() < AI.getKindAsEnum();
if (isEnumAttribute()) {
if (AI.isEnumAttribute()) return getKindAsEnum() < AI.getKindAsEnum();
if (AI.isAlignAttribute()) return true;
if (AI.isStringAttribute()) return true;
}
if (isAlignAttribute()) {
if (!AI.isStringAttribute() && getKindAsEnum() < AI.getKindAsEnum())
return true;
if (AI.isAlignAttribute())
return getValueAsInt() < AI.getValueAsInt();
if (AI.isEnumAttribute()) return false;
if (AI.isAlignAttribute()) return getValueAsInt() < AI.getValueAsInt();
if (AI.isStringAttribute()) return true;
}
if (isStringAttribute()) {
if (!AI.isStringAttribute()) return false;
if (getKindAsString() < AI.getKindAsString()) return true;
if (getKindAsString() == AI.getKindAsString())
return getValueAsString() < AI.getValueAsString();
}
return false;
if (AI.isEnumAttribute()) return false;
if (AI.isAlignAttribute()) return false;
if (getKindAsString() == AI.getKindAsString())
return getValueAsString() < AI.getValueAsString();
return getKindAsString() < AI.getKindAsString();
}
uint64_t AttributeImpl::getAttrMask(Attribute::AttrKind Val) {