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-rw-r--r--contrib/llvm/lib/CodeGen/AsmPrinter/DwarfStringPool.h49
1 files changed, 49 insertions, 0 deletions
diff --git a/contrib/llvm/lib/CodeGen/AsmPrinter/DwarfStringPool.h b/contrib/llvm/lib/CodeGen/AsmPrinter/DwarfStringPool.h
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+++ b/contrib/llvm/lib/CodeGen/AsmPrinter/DwarfStringPool.h
@@ -0,0 +1,49 @@
+//===-- llvm/CodeGen/DwarfStringPool.h - Dwarf Debug Framework -*- C++ -*--===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_CODEGEN_ASMPRINTER_DWARFSTRINGPOOL_H
+#define LLVM_LIB_CODEGEN_ASMPRINTER_DWARFSTRINGPOOL_H
+
+#include "llvm/ADT/StringMap.h"
+#include "llvm/CodeGen/DwarfStringPoolEntry.h"
+#include "llvm/Support/Allocator.h"
+#include <utility>
+
+namespace llvm {
+
+class AsmPrinter;
+class MCSymbol;
+class MCSection;
+class StringRef;
+
+// Collection of strings for this unit and assorted symbols.
+// A String->Symbol mapping of strings used by indirect
+// references.
+class DwarfStringPool {
+ typedef DwarfStringPoolEntry EntryTy;
+ StringMap<EntryTy, BumpPtrAllocator &> Pool;
+ StringRef Prefix;
+ unsigned NumBytes = 0;
+ bool ShouldCreateSymbols;
+
+public:
+ typedef DwarfStringPoolEntryRef EntryRef;
+
+ DwarfStringPool(BumpPtrAllocator &A, AsmPrinter &Asm, StringRef Prefix);
+
+ void emit(AsmPrinter &Asm, MCSection *StrSection,
+ MCSection *OffsetSection = nullptr);
+
+ bool empty() const { return Pool.empty(); }
+
+ /// Get a reference to an entry in the string pool.
+ EntryRef getEntry(AsmPrinter &Asm, StringRef Str);
+};
+} // namespace llvm
+#endif
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