forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			142 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			142 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			C++
		
	
	
	
| //===- FormatUtil.h ------------------------------------------- *- C++ --*-===//
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| //
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| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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| // See https://llvm.org/LICENSE.txt for license information.
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| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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| //
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| //===----------------------------------------------------------------------===//
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| 
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| #ifndef LLVM_TOOLS_LLVMPDBUTIL_FORMAT_UTIL_H
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| #define LLVM_TOOLS_LLVMPDBUTIL_FORMAT_UTIL_H
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| 
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| #include "llvm/ADT/ArrayRef.h"
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| #include "llvm/ADT/StringRef.h"
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| #include "llvm/DebugInfo/CodeView/CodeView.h"
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| #include "llvm/Support/Endian.h"
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| #include "llvm/Support/FormatAdapters.h"
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| #include "llvm/Support/FormatVariadic.h"
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| 
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| #include <string>
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| #include <type_traits>
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| 
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| namespace llvm {
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| namespace pdb {
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| 
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| std::string truncateStringBack(StringRef S, uint32_t MaxLen);
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| std::string truncateStringMiddle(StringRef S, uint32_t MaxLen);
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| std::string truncateStringFront(StringRef S, uint32_t MaxLen);
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| std::string truncateQuotedNameFront(StringRef Label, StringRef Name,
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|                                     uint32_t MaxLen);
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| std::string truncateQuotedNameBack(StringRef Label, StringRef Name,
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|                                    uint32_t MaxLen);
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| 
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| #define PUSH_MASKED_FLAG(Enum, Mask, TheOpt, Value, Text)                      \
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|   if (Enum::TheOpt == (Value & Mask))                                          \
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|     Opts.push_back(Text);
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| 
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| #define PUSH_FLAG(Enum, TheOpt, Value, Text)                                   \
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|   PUSH_MASKED_FLAG(Enum, Enum::TheOpt, TheOpt, Value, Text)
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| 
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| #define RETURN_CASE(Enum, X, Ret)                                              \
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|   case Enum::X:                                                                \
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|     return Ret;
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| 
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| template <typename T> std::string formatUnknownEnum(T Value) {
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|   return formatv("unknown ({0})", static_cast<std::underlying_type_t<T>>(Value))
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|       .str();
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| }
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| 
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| std::string formatSegmentOffset(uint16_t Segment, uint32_t Offset);
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| 
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| enum class CharacteristicStyle {
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|   HeaderDefinition, // format as windows header definition
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|   Descriptive,      // format as human readable words
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| };
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| std::string formatSectionCharacteristics(
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|     uint32_t IndentLevel, uint32_t C, uint32_t FlagsPerLine,
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|     StringRef Separator,
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|     CharacteristicStyle Style = CharacteristicStyle::HeaderDefinition);
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| 
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| std::string typesetItemList(ArrayRef<std::string> Opts, uint32_t IndentLevel,
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|                             uint32_t GroupSize, StringRef Sep);
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| 
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| std::string typesetStringList(uint32_t IndentLevel,
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|                               ArrayRef<StringRef> Strings);
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| 
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| std::string formatChunkKind(codeview::DebugSubsectionKind Kind,
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|                             bool Friendly = true);
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| std::string formatSymbolKind(codeview::SymbolKind K);
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| StringRef formatTypeLeafKind(codeview::TypeLeafKind K);
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| 
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| /// Returns the number of digits in the given integer.
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| inline int NumDigits(uint64_t N) {
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|   if (N < 10ULL)
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|     return 1;
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|   if (N < 100ULL)
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|     return 2;
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|   if (N < 1000ULL)
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|     return 3;
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|   if (N < 10000ULL)
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|     return 4;
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|   if (N < 100000ULL)
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|     return 5;
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|   if (N < 1000000ULL)
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|     return 6;
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|   if (N < 10000000ULL)
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|     return 7;
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|   if (N < 100000000ULL)
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|     return 8;
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|   if (N < 1000000000ULL)
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|     return 9;
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|   if (N < 10000000000ULL)
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|     return 10;
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|   if (N < 100000000000ULL)
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|     return 11;
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|   if (N < 1000000000000ULL)
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|     return 12;
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|   if (N < 10000000000000ULL)
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|     return 13;
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|   if (N < 100000000000000ULL)
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|     return 14;
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|   if (N < 1000000000000000ULL)
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|     return 15;
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|   if (N < 10000000000000000ULL)
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|     return 16;
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|   if (N < 100000000000000000ULL)
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|     return 17;
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|   if (N < 1000000000000000000ULL)
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|     return 18;
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|   if (N < 10000000000000000000ULL)
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|     return 19;
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|   return 20;
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| }
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| 
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| namespace detail {
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| template <typename T>
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| struct EndianAdapter final
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|     : public FormatAdapter<support::detail::packed_endian_specific_integral<
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|           T, support::little, support::unaligned>> {
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|   using EndianType =
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|       support::detail::packed_endian_specific_integral<T, support::little,
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|                                                        support::unaligned>;
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| 
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|   explicit EndianAdapter(EndianType &&Item)
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|       : FormatAdapter<EndianType>(std::move(Item)) {}
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| 
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|   void format(llvm::raw_ostream &Stream, StringRef Style) {
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|     format_provider<T>::format(static_cast<T>(this->Item), Stream, Style);
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|   }
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| };
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| } // namespace detail
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| 
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| template <typename T>
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| detail::EndianAdapter<T>
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| fmtle(support::detail::packed_endian_specific_integral<T, support::little,
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|                                                        support::unaligned>
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|           Value) {
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|   return detail::EndianAdapter<T>(std::move(Value));
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| }
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| }
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| } // namespace llvm
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| #endif
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