| //=-- SampleProf.cpp - Sample profiling format support --------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file contains common definitions used in the reading and writing of |
| // sample profile data. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "llvm/ProfileData/SampleProf.h" |
| #include "llvm/Support/ErrorHandling.h" |
| #include "llvm/Support/ManagedStatic.h" |
| |
| using namespace llvm; |
| |
| namespace { |
| class SampleProfErrorCategoryType : public std::error_category { |
| const char *name() const LLVM_NOEXCEPT override { return "llvm.sampleprof"; } |
| std::string message(int IE) const override { |
| sampleprof_error E = static_cast<sampleprof_error>(IE); |
| switch (E) { |
| case sampleprof_error::success: |
| return "Success"; |
| case sampleprof_error::bad_magic: |
| return "Invalid file format (bad magic)"; |
| case sampleprof_error::unsupported_version: |
| return "Unsupported format version"; |
| case sampleprof_error::too_large: |
| return "Too much profile data"; |
| case sampleprof_error::truncated: |
| return "Truncated profile data"; |
| case sampleprof_error::malformed: |
| return "Malformed profile data"; |
| case sampleprof_error::unrecognized_format: |
| return "Unrecognized profile encoding format"; |
| } |
| llvm_unreachable("A value of sampleprof_error has no message."); |
| } |
| }; |
| } |
| |
| static ManagedStatic<SampleProfErrorCategoryType> ErrorCategory; |
| |
| const std::error_category &llvm::sampleprof_category() { |
| return *ErrorCategory; |
| } |