CodeGen: split out the Win64Exception emitter

Move the Windows unwind information emitter into a separate header.  This is not
related to DWARF based emission.  NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216894 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
index b15a6c8aa7a3a8d2b7f0d27ccb64e9cdb46abb73..c2fd91830f5245908c84a4f232edb95bddc7bc2a 100644 (file)
--- a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -14,6 +14,7 @@
 #include "llvm/CodeGen/AsmPrinter.h"
 #include "DwarfDebug.h"
 #include "DwarfException.h"
+#include "Win64Exception.h"
 #include "WinCodeViewLineTables.h"
 #include "llvm/ADT/SmallString.h"
 #include "llvm/ADT/Statistic.h"

diff --git a/lib/CodeGen/AsmPrinter/DwarfException.h b/lib/CodeGen/AsmPrinter/DwarfException.h
index ae5050d80aea8b18c61a90ed6778d13f9e7b7b21..e8867c0a323c1d7090331962baf4b7b23d0253c4 100644 (file)
--- a/lib/CodeGen/AsmPrinter/DwarfException.h
+++ b/lib/CodeGen/AsmPrinter/DwarfException.h
@@ -81,39 +81,6 @@ public:
   /// endFunction - Gather and emit post-function exception information.
   void endFunction(const MachineFunction *) override;
 };
-
-class Win64Exception : public EHStreamer {
-  /// shouldEmitPersonality - Per-function flag to indicate if personality
-  /// info should be emitted.
-  bool shouldEmitPersonality;
-
-  /// shouldEmitLSDA - Per-function flag to indicate if the LSDA
-  /// should be emitted.
-  bool shouldEmitLSDA;
-
-  /// shouldEmitMoves - Per-function flag to indicate if frame moves info
-  /// should be emitted.
-  bool shouldEmitMoves;
-
-public:
-  //===--------------------------------------------------------------------===//
-  // Main entry points.
-  //
-  Win64Exception(AsmPrinter *A);
-  virtual ~Win64Exception();
-
-  /// endModule - Emit all exception information that should come after the
-  /// content.
-  void endModule() override;
-
-  /// beginFunction - Gather pre-function exception information.  Assumes being
-  /// emitted immediately after the function entry point.
-  void beginFunction(const MachineFunction *MF) override;
-
-  /// endFunction - Gather and emit post-function exception information.
-  void endFunction(const MachineFunction *) override;
-};
-
 } // End of namespace llvm
 
 #endif

diff --git a/lib/CodeGen/AsmPrinter/Win64Exception.cpp b/lib/CodeGen/AsmPrinter/Win64Exception.cpp
index 81285d55d63628e92f2750351219be3fe628008f..0f0ad755835dc4ed9bfe7f79777294cfba198f28 100644 (file)
--- a/lib/CodeGen/AsmPrinter/Win64Exception.cpp
+++ b/lib/CodeGen/AsmPrinter/Win64Exception.cpp
@@ -11,7 +11,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "DwarfException.h"
+#include "Win64Exception.h"
 #include "llvm/ADT/SmallString.h"
 #include "llvm/ADT/StringExtras.h"
 #include "llvm/ADT/Twine.h"

diff --git a/lib/CodeGen/AsmPrinter/Win64Exception.h b/lib/CodeGen/AsmPrinter/Win64Exception.h
new file mode 100644 (file)
index 0000000..538e132
--- /dev/null
+++ b/lib/CodeGen/AsmPrinter/Win64Exception.h
@@ -0,0 +1,52 @@
+//===-- Win64Exception.h - Windows Exception Handling ----------*- C++ -*--===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains support for writing windows exception info into asm files.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_CODEGEN_ASMPRINTER_WIN64EXCEPTION_H
+#define LLVM_LIB_CODEGEN_ASMPRINTER_WIN64EXCEPTION_H
+
+#include "EHStreamer.h"
+
+namespace llvm {
+class MachineFunction;
+
+class Win64Exception : public EHStreamer {
+  /// Per-function flag to indicate if personality info should be emitted.
+  bool shouldEmitPersonality;
+
+  /// Per-function flag to indicate if the LSDA should be emitted.
+  bool shouldEmitLSDA;
+
+  /// Per-function flag to indicate if frame moves info should be emitted.
+  bool shouldEmitMoves;
+
+public:
+  //===--------------------------------------------------------------------===//
+  // Main entry points.
+  //
+  Win64Exception(AsmPrinter *A);
+  virtual ~Win64Exception();
+
+  /// Emit all exception information that should come after the content.
+  void endModule() override;
+
+  /// Gather pre-function exception information.  Assumes being emitted
+  /// immediately after the function entry point.
+  void beginFunction(const MachineFunction *MF) override;
+
+  /// Gather and emit post-function exception information.
+  void endFunction(const MachineFunction *) override;
+};
+}
+
+#endif
+