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//===- LiveDebugValues.cpp - Tracking Debug Value MIs ---------*- 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
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_CODEGEN_LIVEDEBUGVALUES_LIVEDEBUGVALUES_H
#define LLVM_LIB_CODEGEN_LIVEDEBUGVALUES_LIVEDEBUGVALUES_H
namespace llvm {
class MachineDominatorTree;
class MachineFunction;
class TargetPassConfig;
class Triple;
// Inline namespace for types / symbols shared between different
// LiveDebugValues implementations.
inline namespace SharedLiveDebugValues {
// Expose a base class for LiveDebugValues interfaces to inherit from. This
// allows the generic LiveDebugValues pass handles to call into the
// implementation.
class LDVImpl {
public:
virtual bool ExtendRanges(MachineFunction &MF, MachineDominatorTree *DomTree,
bool ShouldEmitDebugEntryValues,
unsigned InputBBLimit,
unsigned InputDbgValLimit) = 0;
virtual ~LDVImpl() = default;
};
} // namespace SharedLiveDebugValues
// Factory functions for LiveDebugValues implementations.
extern LDVImpl *makeVarLocBasedLiveDebugValues();
extern LDVImpl *makeInstrRefBasedLiveDebugValues();
extern bool debuginfoShouldUseDebugInstrRef(const Triple &T);
} // namespace llvm
#endif // LLVM_LIB_CODEGEN_LIVEDEBUGVALUES_LIVEDEBUGVALUES_H
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