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Make comments above APIs reflect what they should do.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12830 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-04-11 16:42:50 +00:00
parent e40bb915ba
commit 414c36769a
1 changed files with 7 additions and 7 deletions
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14
include/llvm/Analysis/AliasAnalysis.h
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@ -146,17 +146,17 @@ public:
/// getModRefInfo - Return information about whether two call sites may refer
/// to the same set of memory locations. This function returns NoModRef if
/// the two calls refer to disjoint memory locations, Ref if they both read
/// some of the same memory, Mod if they both write to some of the same
/// memory, and ModRef if they read and write to the same memory.
/// the two calls refer to disjoint memory locations, Ref if CS1 reads memory
/// written by CS2, Mod if CS1 writes to memory read or written by CS2, or
/// ModRef if CS1 might read or write memory accessed by CS2.
///
virtual ModRefResult getModRefInfo(CallSite CS1, CallSite CS2);
/// hasNoModRefInfoForCalls - Return true if the analysis has no mod/ref
/// information for function calls other than "pure" and "const" functions.
/// This can be used by clients to avoid many pointless queries. Remember
/// that if you override this and chain to another analysis, you must make
/// sure that it doesn't have mod/ref info either.
/// information for pairs of function calls (other than "pure" and "const"
/// functions). This can be used by clients to avoid many pointless queries.
/// Remember that if you override this and chain to another analysis, you must
/// make sure that it doesn't have mod/ref info either.
///
virtual bool hasNoModRefInfoForCalls() const { return false; }