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//=-- ProfileData.h - Instrumented profiling format support -------*- C++ -*-=//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains support for instrumentation based PGO and coverage.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_PROFILE_PROFILEDATA_H__
#define LLVM_PROFILE_PROFILEDATA_H__
#include "llvm/Support/DataTypes.h"
#include "llvm/Support/system_error.h"
#include <vector>
namespace llvm {
const char PROFILEDATA_MAGIC[4] = {'L', 'P', 'R', 'F'};
const uint32_t PROFILEDATA_VERSION = 1;
const uint32_t PROFILEDATA_HEADER_SIZE = 24;
const error_category &profiledata_category();
struct profiledata_error {
enum ErrorType {
success = 0,
bad_magic,
unsupported_version,
too_large,
truncated,
malformed,
unknown_function
};
ErrorType V;
profiledata_error(ErrorType V) : V(V) {}
operator ErrorType() const { return V; }
};
inline error_code make_error_code(profiledata_error E) {
return error_code(static_cast<int>(E), profiledata_category());
}
template <> struct is_error_code_enum<profiledata_error> : std::true_type {};
template <> struct is_error_code_enum<profiledata_error::ErrorType>
: std::true_type {};
} // end namespace llvm
#endif // LLVM_PROFILE_PROFILEDATA_H__
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