1 files changed, 119 insertions, 0 deletions
diff --git a/tools/llvm-readobj/ARMWinEHPrinter.h b/tools/llvm-readobj/ARMWinEHPrinter.h
new file mode 100644
index 0000000000..a685f1d173
--- /dev/null
+++ b/tools/llvm-readobj/ARMWinEHPrinter.h
@@ -0,0 +1,119 @@
+//===--- ARMWinEHPrinter.h - Windows on ARM Unwind Information Printer ----===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License.  See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_READOBJ_ARMWINEHPRINTER_H
+#define LLVM_READOBJ_ARMWINEHPRINTER_H
+
+#include "StreamWriter.h"
+#include "llvm/object/COFF.h"
+#include "llvm/Support/ErrorOr.h"
+
+namespace llvm {
+namespace ARM {
+namespace WinEH {
+class RuntimeFunction;
+
+class Decoder {
+  static const size_t PDataEntrySize;
+
+  StreamWriter &SW;
+  raw_ostream &OS;
+
+  struct RingEntry {
+    uint8_t Mask;
+    uint8_t Value;
+    bool (Decoder::*Routine)(const support::ulittle8_t *, unsigned &, unsigned,
+                             bool);
+  };
+  static const RingEntry Ring[];
+
+  bool opcode_0xxxxxxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_10Lxxxxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_1100xxxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_11010Lxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_11011Lxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_11100xxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_111010xx(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_1110110L(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_11101110(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_11101111(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_11110101(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_11110110(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_11110111(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_11111000(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_11111001(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_11111010(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_11111011(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_11111100(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_11111101(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_11111110(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+  bool opcode_11111111(const support::ulittle8_t *Opcodes, unsigned &Offset,
+                       unsigned Length, bool Prologue);
+
+  void decodeOpcodes(ArrayRef<support::ulittle8_t> Opcodes, unsigned Offset,
+                     bool Prologue);
+
+  void printRegisters(const std::pair<uint16_t, uint32_t> &RegisterMask);
+
+  ErrorOr<object::SectionRef>
+  getSectionContaining(const object::COFFObjectFile &COFF, uint64_t Address);
+
+  ErrorOr<object::SymbolRef>
+  getSymbol(const object::COFFObjectFile &COFF, uint64_t Address,
+            bool FunctionOnly = false);
+
+  ErrorOr<object::SymbolRef>
+  getRelocatedSymbol(const object::COFFObjectFile &COFF,
+                     const object::SectionRef &Section, uint64_t Offset);
+
+  bool dumpXDataRecord(const object::COFFObjectFile &COFF,
+                       const object::SectionRef &Section,
+                       uint64_t FunctionAddress, uint64_t VA);
+  bool dumpUnpackedEntry(const object::COFFObjectFile &COFF,
+                         const object::SectionRef Section, uint64_t Offset,
+                         unsigned Index, const RuntimeFunction &Entry);
+  bool dumpPackedEntry(const object::COFFObjectFile &COFF,
+                       const object::SectionRef Section, uint64_t Offset,
+                       unsigned Index, const RuntimeFunction &Entry);
+  bool dumpProcedureDataEntry(const object::COFFObjectFile &COFF,
+                              const object::SectionRef Section, unsigned Entry,
+                              ArrayRef<uint8_t> Contents);
+  void dumpProcedureData(const object::COFFObjectFile &COFF,
+                         const object::SectionRef Section);
+
+public:
+  Decoder(StreamWriter &SW) : SW(SW), OS(SW.getOStream()) {}
+  error_code dumpProcedureData(const object::COFFObjectFile &COFF);
+};
+}
+}
+}
+
+#endif
+