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-rw-r--r--include/llvm/Object/StringTableBuilder.h59
1 files changed, 0 insertions, 59 deletions
diff --git a/include/llvm/Object/StringTableBuilder.h b/include/llvm/Object/StringTableBuilder.h
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index c61e216..0000000
--- a/include/llvm/Object/StringTableBuilder.h
+++ /dev/null
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-//===-- StringTableBuilder.h - String table building utility ------*- C++ -*-=//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_OBJECT_STRINGTABLE_BUILDER_H
-#define LLVM_OBJECT_STRINGTABLE_BUILDER_H
-
-#include "llvm/ADT/SmallString.h"
-#include "llvm/ADT/StringMap.h"
-#include <cassert>
-
-namespace llvm {
-
-/// \brief Utility for building string tables with deduplicated suffixes.
-class StringTableBuilder {
- SmallString<256> StringTable;
- StringMap<size_t> StringIndexMap;
-
-public:
- /// \brief Add a string to the builder. Returns a StringRef to the internal
- /// copy of s. Can only be used before the table is finalized.
- StringRef add(StringRef s) {
- assert(!isFinalized());
- return StringIndexMap.GetOrCreateValue(s, 0).getKey();
- }
-
- /// \brief Analyze the strings and build the final table. No more strings can
- /// be added after this point.
- void finalize();
-
- /// \brief Retrieve the string table data. Can only be used after the table
- /// is finalized.
- StringRef data() {
- assert(isFinalized());
- return StringTable;
- }
-
- /// \brief Get the offest of a string in the string table. Can only be used
- /// after the table is finalized.
- size_t getOffset(StringRef s) {
- assert(isFinalized());
- assert(StringIndexMap.count(s) && "String is not in table!");
- return StringIndexMap[s];
- }
-
-private:
- bool isFinalized() {
- return !StringTable.empty();
- }
-};
-
-} // end llvm namespace
-
-#endif