/usr/include/llvm-6.0/llvm/IR/DiagnosticHandler.h is in llvm-6.0-dev 1:6.0-1ubuntu2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 | //===- DiagnosticHandler.h - DiagnosticHandler class for LLVM -*- C++ ---*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// Base DiagnosticHandler class declaration. Derive from this class to provide
// custom diagnostic reporting.
//===----------------------------------------------------------------------===//
#ifndef LLVM_IR_DIAGNOSTICHANDLER_H
#define LLVM_IR_DIAGNOSTICHANDLER_H
#include "llvm/ADT/StringRef.h"
namespace llvm {
class DiagnosticInfo;
/// \brief This is the base class for diagnostic handling in LLVM.
/// The handleDiagnostics method must be overriden by the subclasses to handle
/// diagnostic. The *RemarkEnabled methods can be overriden to control
/// which remarks are enabled.
struct DiagnosticHandler {
void *DiagnosticContext = nullptr;
DiagnosticHandler(void *DiagContext = nullptr)
: DiagnosticContext(DiagContext) {}
virtual ~DiagnosticHandler() = default;
using DiagnosticHandlerTy = void (*)(const DiagnosticInfo &DI, void *Context);
/// DiagHandlerCallback is settable from the C API and base implementation
/// of DiagnosticHandler will call it from handleDiagnostics(). Any derived
/// class of DiagnosticHandler should not use callback but
/// implement handleDiagnostics().
DiagnosticHandlerTy DiagHandlerCallback = nullptr;
/// Override handleDiagnostics to provide custom implementation.
/// Return true if it handles diagnostics reporting properly otherwise
/// return false to make LLVMContext::diagnose() to print the message
/// with a prefix based on the severity.
virtual bool handleDiagnostics(const DiagnosticInfo &DI) {
if (DiagHandlerCallback) {
DiagHandlerCallback(DI, DiagnosticContext);
return true;
}
return false;
}
/// Return true if analysis remarks are enabled, override
/// to provide different implementation.
virtual bool isAnalysisRemarkEnabled(StringRef PassName) const;
/// Return true if missed optimization remarks are enabled, override
/// to provide different implementation.
virtual bool isMissedOptRemarkEnabled(StringRef PassName) const;
/// Return true if passed optimization remarks are enabled, override
/// to provide different implementation.
virtual bool isPassedOptRemarkEnabled(StringRef PassName) const;
/// Return true if any type of remarks are enabled for this pass.
bool isAnyRemarkEnabled(StringRef PassName) const {
return (isMissedOptRemarkEnabled(PassName) ||
isPassedOptRemarkEnabled(PassName) ||
isAnalysisRemarkEnabled(PassName));
}
/// Return true if any type of remarks are enabled for any pass.
virtual bool isAnyRemarkEnabled() const;
};
} // namespace llvm
#endif // LLVM_IR_DIAGNOSTICHANDLER_H
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