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llvm-mirror/lib/IR/PassInstrumentation.cpp
Arthur Eubanks 17f2d36a06 [NewPM] Don't error when there's an unrecognized pass name
This currently blocks --print-before/after with a legacy PM pass, for
example when we use the new PM for the optimization pipeline but the
legacy PM for the codegen pipeline. Also in the future when the codegen
pipeline works with the new PM there will be multiple places to specify
passes, so even when everything is using the new PM, there will still be
multiple places that can accept different pass names.

Reviewed By: hoy, ychen

Differential Revision: https://reviews.llvm.org/D94283
2021-01-07 22:33:32 -08:00

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1.3 KiB
C++

//===- PassInstrumentation.cpp - Pass Instrumentation interface -*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
/// \file
///
/// This file provides the implementation of PassInstrumentation class.
///
//===----------------------------------------------------------------------===//
#include "llvm/IR/PassInstrumentation.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/IR/PassManager.h"
namespace llvm {
void PassInstrumentationCallbacks::addClassToPassName(StringRef ClassName,
StringRef PassName) {
ClassToPassName[ClassName] = PassName.str();
}
StringRef
PassInstrumentationCallbacks::getPassNameForClassName(StringRef ClassName) {
return ClassToPassName[ClassName];
}
AnalysisKey PassInstrumentationAnalysis::Key;
bool isSpecialPass(StringRef PassID, const std::vector<StringRef> &Specials) {
size_t Pos = PassID.find('<');
StringRef Prefix = PassID;
if (Pos != StringRef::npos)
Prefix = PassID.substr(0, Pos);
return any_of(Specials, [Prefix](StringRef S) { return Prefix.endswith(S); });
}
} // namespace llvm