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enable iv-users simplification by default
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89713 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -24,7 +24,6 @@
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#include "llvm/ADT/STLExtras.h"
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#include "llvm/Support/Debug.h"
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#include "llvm/Support/raw_ostream.h"
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#include "llvm/Support/CommandLine.h"
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#include <algorithm>
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using namespace llvm;
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@ -32,10 +31,6 @@ char IVUsers::ID = 0;
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static RegisterPass<IVUsers>
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X("iv-users", "Induction Variable Users", false, true);
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static cl::opt<bool>
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SimplifyIVUsers("simplify-iv-users", cl::Hidden, cl::init(false),
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cl::desc("Restrict IV Users to loop-invariant strides"));
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Pass *llvm::createIVUsersPass() {
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return new IVUsers();
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}
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@ -214,8 +209,7 @@ bool IVUsers::AddUsersIfInteresting(Instruction *I) {
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return false; // Non-reducible symbolic expression, bail out.
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// Keep things simple. Don't touch loop-variant strides.
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if (SimplifyIVUsers && !Stride->isLoopInvariant(L)
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&& L->contains(I->getParent()))
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if (!Stride->isLoopInvariant(L) && L->contains(I->getParent()))
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return false;
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SmallPtrSet<Instruction *, 4> UniqueUsers;
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