diff options
Diffstat (limited to 'utils')
-rw-r--r-- | utils/TableGen/AsmMatcherEmitter.cpp | 2 | ||||
-rw-r--r-- | utils/TableGen/StringToOffsetTable.h | 83 |
2 files changed, 1 insertions, 84 deletions
diff --git a/utils/TableGen/AsmMatcherEmitter.cpp b/utils/TableGen/AsmMatcherEmitter.cpp index 468ce1c007..31c17fb3d6 100644 --- a/utils/TableGen/AsmMatcherEmitter.cpp +++ b/utils/TableGen/AsmMatcherEmitter.cpp @@ -97,7 +97,6 @@ //===----------------------------------------------------------------------===// #include "CodeGenTarget.h" -#include "StringToOffsetTable.h" #include "llvm/ADT/OwningPtr.h" #include "llvm/ADT/PointerUnion.h" #include "llvm/ADT/STLExtras.h" @@ -110,6 +109,7 @@ #include "llvm/TableGen/Error.h" #include "llvm/TableGen/Record.h" #include "llvm/TableGen/StringMatcher.h" +#include "llvm/TableGen/StringToOffsetTable.h" #include "llvm/TableGen/TableGenBackend.h" #include <cassert> #include <map> diff --git a/utils/TableGen/StringToOffsetTable.h b/utils/TableGen/StringToOffsetTable.h deleted file mode 100644 index d94d3a2668..0000000000 --- a/utils/TableGen/StringToOffsetTable.h +++ /dev/null @@ -1,83 +0,0 @@ -//===- StringToOffsetTable.h - Emit a big concatenated string ---*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#ifndef TBLGEN_STRING_TO_OFFSET_TABLE_H -#define TBLGEN_STRING_TO_OFFSET_TABLE_H - -#include "llvm/ADT/SmallString.h" -#include "llvm/ADT/StringExtras.h" -#include "llvm/ADT/StringMap.h" -#include "llvm/Support/raw_ostream.h" -#include <cctype> - -namespace llvm { - -/// StringToOffsetTable - This class uniques a bunch of nul-terminated strings -/// and keeps track of their offset in a massive contiguous string allocation. -/// It can then output this string blob and use indexes into the string to -/// reference each piece. -class StringToOffsetTable { - StringMap<unsigned> StringOffset; - std::string AggregateString; -public: - - unsigned GetOrAddStringOffset(StringRef Str, bool appendZero = true) { - StringMapEntry<unsigned> &Entry = StringOffset.GetOrCreateValue(Str, -1U); - if (Entry.getValue() == -1U) { - // Add the string to the aggregate if this is the first time found. - Entry.setValue(AggregateString.size()); - AggregateString.append(Str.begin(), Str.end()); - if (appendZero) - AggregateString += '\0'; - } - - return Entry.getValue(); - } - - void EmitString(raw_ostream &O) { - // Escape the string. - SmallString<256> Str; - raw_svector_ostream(Str).write_escaped(AggregateString); - AggregateString = Str.str(); - - O << " \""; - unsigned CharsPrinted = 0; - for (unsigned i = 0, e = AggregateString.size(); i != e; ++i) { - if (CharsPrinted > 70) { - O << "\"\n \""; - CharsPrinted = 0; - } - O << AggregateString[i]; - ++CharsPrinted; - - // Print escape sequences all together. - if (AggregateString[i] != '\\') - continue; - - assert(i+1 < AggregateString.size() && "Incomplete escape sequence!"); - if (isdigit(AggregateString[i+1])) { - assert(isdigit(AggregateString[i+2]) && - isdigit(AggregateString[i+3]) && - "Expected 3 digit octal escape!"); - O << AggregateString[++i]; - O << AggregateString[++i]; - O << AggregateString[++i]; - CharsPrinted += 3; - } else { - O << AggregateString[++i]; - ++CharsPrinted; - } - } - O << "\""; - } -}; - -} // end namespace llvm - -#endif |