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Give NonLocalDepResult a NonLocalDepEntry member, replacing

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indivudal members holding the same data, to clarify the relationship
between NonLocalDepResult and NonLocalDepEntry.

llvm-svn: 118686
This commit is contained in:
Dan Gohman 2010-11-10 17:15:52 +00:00
parent d0af23f2b6
commit 3cc59e791f
1 changed files with 30 additions and 31 deletions
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61
include/llvm/Analysis/MemoryDependenceAnalysis.h
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@ -133,37 +133,6 @@ namespace llvm {
}
};
/// NonLocalDepResult - This is a result from a NonLocal dependence query.
/// For each BasicBlock (the BB entry) it keeps a MemDepResult and the
/// (potentially phi translated) address that was live in the block.
class NonLocalDepResult {
BasicBlock *BB;
MemDepResult Result;
Value *Address;
public:
NonLocalDepResult(BasicBlock *bb, MemDepResult result, Value *address)
: BB(bb), Result(result), Address(address) {}
// BB is the sort key, it can't be changed.
BasicBlock *getBB() const { return BB; }
void setResult(const MemDepResult &R, Value *Addr) {
Result = R;
Address = Addr;
}
const MemDepResult &getResult() const { return Result; }
/// getAddress - Return the address of this pointer in this block. This can
/// be different than the address queried for the non-local result because
/// of phi translation. This returns null if the address was not available
/// in a block (i.e. because phi translation failed) or if this is a cached
/// result and that address was deleted.
///
/// The address is always null for a non-local 'call' dependence.
Value *getAddress() const { return Address; }
};
/// NonLocalDepEntry - This is an entry in the NonLocalDepInfo cache. For
/// each BasicBlock (the BB entry) it keeps a MemDepResult.
class NonLocalDepEntry {
@ -188,6 +157,36 @@ namespace llvm {
}
};
/// NonLocalDepResult - This is a result from a NonLocal dependence query.
/// For each BasicBlock (the BB entry) it keeps a MemDepResult and the
/// (potentially phi translated) address that was live in the block.
class NonLocalDepResult {
NonLocalDepEntry Entry;
Value *Address;
public:
NonLocalDepResult(BasicBlock *bb, MemDepResult result, Value *address)
: Entry(bb, result), Address(address) {}
// BB is the sort key, it can't be changed.
BasicBlock *getBB() const { return Entry.getBB(); }
void setResult(const MemDepResult &R, Value *Addr) {
Entry.setResult(R);
Address = Addr;
}
const MemDepResult &getResult() const { return Entry.getResult(); }
/// getAddress - Return the address of this pointer in this block. This can
/// be different than the address queried for the non-local result because
/// of phi translation. This returns null if the address was not available
/// in a block (i.e. because phi translation failed) or if this is a cached
/// result and that address was deleted.
///
/// The address is always null for a non-local 'call' dependence.
Value *getAddress() const { return Address; }
};
/// MemoryDependenceAnalysis - This is an analysis that determines, for a
/// given memory operation, what preceding memory operations it depends on.
/// It builds on alias analysis information, and tries to provide a lazy,