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Use an AssemblyAnnotatorWriter to clean up IVUsers' debug output.
The "uses=" comments are just clutter in this context. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95799 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -21,6 +21,7 @@
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#include "llvm/Analysis/Dominators.h"
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#include "llvm/Analysis/LoopPass.h"
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#include "llvm/Analysis/ScalarEvolutionExpressions.h"
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#include "llvm/Assembly/AsmAnnotationWriter.h"
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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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@ -340,6 +341,13 @@ const SCEV *IVUsers::getCanonicalExpr(const IVStrideUse &U) const {
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return RetVal;
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}
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namespace {
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// Suppress extraneous comments.
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class IVUsersAsmAnnotator : public AssemblyAnnotationWriter {};
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}
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void IVUsers::print(raw_ostream &OS, const Module *M) const {
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OS << "IV Users for loop ";
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WriteAsOperand(OS, L->getHeader(), false);
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@ -349,6 +357,7 @@ void IVUsers::print(raw_ostream &OS, const Module *M) const {
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}
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OS << ":\n";
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IVUsersAsmAnnotator Annotator;
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for (unsigned Stride = 0, e = StrideOrder.size(); Stride != e; ++Stride) {
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std::map<const SCEV *, IVUsersOfOneStride*>::const_iterator SI =
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IVUsesByStride.find(StrideOrder[Stride]);
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@ -364,7 +373,7 @@ void IVUsers::print(raw_ostream &OS, const Module *M) const {
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if (UI->isUseOfPostIncrementedValue())
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OS << " (post-inc)";
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OS << " in ";
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UI->getUser()->print(OS);
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UI->getUser()->print(OS, &Annotator);
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OS << '\n';
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}
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}
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