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Add missing per-argument doesNotAccessMemory accessors. No functionality change

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since it has no callers today.

llvm-svn: 185775
This commit is contained in:
Nick Lewycky
2013-07-07 08:29:51 +00:00
parent 2041b742d4
commit dba60e11fe
1 changed files with 9 additions and 2 deletions
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11
llvm/include/llvm/IR/Function.h
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@@ -310,9 +310,16 @@ public:
addAttribute(n, Attribute::NoCapture);
}
bool doesNotAccessMemory(unsigned n) const {
return AttributeSets.hasAttribute(n, Attribute::ReadNone);
}
void setDoesNotAccessMemory(unsigned n) {
addAttribute(n, Attribute::ReadNone);
}
bool onlyReadsMemory(unsigned n) const {
return AttributeSets.hasAttribute(n, Attribute::ReadOnly) ||
AttributeSets.hasAttribute(n, Attribute::ReadNone);
return doesNotAccessMemory(n) ||
AttributeSets.hasAttribute(n, Attribute::ReadOnly);
}
void setOnlyReadsMemory(unsigned n) {
addAttribute(n, Attribute::ReadOnly);