[NFC] Separate UnwindTable from DebugFrame into a different file

llvm/include/llvm/DebugInfo/DWARF/DWARFUnwindTablePrinter.h

@@ -0,0 +1,102 @@
+//===- DWARFUnwindTablePrinter.h --------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_DEBUGINFO_DWARF_DWARFUNWINDTABLEPRINTER_H
+#define LLVM_DEBUGINFO_DWARF_DWARFUNWINDTABLEPRINTER_H
+
+#include "llvm/DebugInfo/DWARF/LowLevel/DWARFUnwindTable.h"
+#include "llvm/Support/Compiler.h"
+
+namespace llvm {
+
+struct DIDumpOptions;
+
+namespace dwarf {
+
+/// Print an unwind location expression as text and use the register information
+/// if some is provided.
+///
+/// \param R the unwind location to print.
+///
+/// \param OS the stream to use for output.
+///
+/// \param MRI register information that helps emit register names insteead
+/// of raw register numbers.
+///
+/// \param IsEH true if the DWARF Call Frame Information is from .eh_frame
+/// instead of from .debug_frame. This is needed for register number
+/// conversion because some register numbers differ between the two sections
+/// for certain architectures like x86.
+LLVM_ABI void printUnwindLocation(const UnwindLocation &R, raw_ostream &OS,
+                                  DIDumpOptions DumpOpts);
+LLVM_ABI raw_ostream &operator<<(raw_ostream &OS, const UnwindLocation &R);
+
+/// Print all registers + locations that are currently defined in a register
+/// locations.
+///
+/// \param RL the register locations to print.
+///
+/// \param OS the stream to use for output.
+///
+/// \param MRI register information that helps emit register names insteead
+/// of raw register numbers.
+///
+/// \param IsEH true if the DWARF Call Frame Information is from .eh_frame
+/// instead of from .debug_frame. This is needed for register number
+/// conversion because some register numbers differ between the two sections
+/// for certain architectures like x86.
+LLVM_ABI void printRegisterLocations(const RegisterLocations &RL,
+                                     raw_ostream &OS, DIDumpOptions DumpOpts);
+LLVM_ABI raw_ostream &operator<<(raw_ostream &OS, const RegisterLocations &RL);
+
+/// Print an UnwindRow to the stream.
+///
+/// \param Row the UnwindRow to print.
+///
+/// \param OS the stream to use for output.
+///
+/// \param MRI register information that helps emit register names insteead
+/// of raw register numbers.
+///
+/// \param IsEH true if the DWARF Call Frame Information is from .eh_frame
+/// instead of from .debug_frame. This is needed for register number
+/// conversion because some register numbers differ between the two sections
+/// for certain architectures like x86.
+///
+/// \param IndentLevel specify the indent level as an integer. The UnwindRow
+/// will be output to the stream preceded by 2 * IndentLevel number of spaces.
+LLVM_ABI void printUnwindRow(const UnwindRow &Row, raw_ostream &OS,
+                             DIDumpOptions DumpOpts, unsigned IndentLevel = 0);
+LLVM_ABI raw_ostream &operator<<(raw_ostream &OS, const UnwindRow &Row);
+
+/// Print a UnwindTable to the stream.
+///
+/// \param Rows the UnwindTable to print.
+///
+/// \param OS the stream to use for output.
+///
+/// \param MRI register information that helps emit register names instead
+/// of raw register numbers.
+///
+/// \param IsEH true if the DWARF Call Frame Information is from .eh_frame
+/// instead of from .debug_frame. This is needed for register number
+/// conversion because some register numbers differ between the two sections
+/// for certain architectures like x86.
+///
+/// \param IndentLevel specify the indent level as an integer. The UnwindRow
+/// will be output to the stream preceded by 2 * IndentLevel number of spaces.
+LLVM_ABI void printUnwindTable(const UnwindTable &Rows, raw_ostream &OS,
+                               DIDumpOptions DumpOpts,
+                               unsigned IndentLevel = 0);
+LLVM_ABI raw_ostream &operator<<(raw_ostream &OS, const UnwindTable &Rows);
+
+} // end namespace dwarf
+
+} // end namespace llvm
+
+#endif // LLVM_DEBUGINFO_DWARF_DWARFUNWINDTABLEPRINTER_H