Move the ARMAsmPrinter class defintiion into a header file.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120551 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 127 insertions, 100 deletions

diff --git a/lib/Target/ARM/ARM.h b/lib/Target/ARM/ARM.h
index f0141b813b..83c83335b2 100644
--- a/lib/Target/ARM/ARM.h
+++ b/lib/Target/ARM/ARM.h
@@ -29,7 +29,7 @@ class formatted_raw_ostream;
 class MCCodeEmitter;
 class TargetAsmBackend;
 class MachineInstr;
-class AsmPrinter;
+class ARMAsmPrinter;
 class MCInst;
 
 MCCodeEmitter *createARMMCCodeEmitter(const Target &,
@@ -55,8 +55,8 @@ FunctionPass *createThumb2SizeReductionPass();
 extern Target TheARMTarget, TheThumbTarget;
 
 void LowerARMMachineInstrToMCInst(const MachineInstr *MI, MCInst &OutMI,
-                                  AsmPrinter &AP);
-  
+                                  ARMAsmPrinter &AP);
+
 } // end namespace llvm;
 
 #endif
diff --git a/lib/Target/ARM/ARMAsmPrinter.cpp b/lib/Target/ARM/ARMAsmPrinter.cpp
index 3cd609131c..51d576ccee 100644
--- a/lib/Target/ARM/ARMAsmPrinter.cpp
+++ b/lib/Target/ARM/ARMAsmPrinter.cpp
@@ -18,6 +18,7 @@
 #include "ARMAddressingModes.h"
 #include "ARMConstantPoolValue.h"
 #include "InstPrinter/ARMInstPrinter.h"
+#include "ARMAsmPrinter.h"
 #include "ARMMachineFunctionInfo.h"
 #include "ARMTargetMachine.h"
 #include "ARMTargetObjectFile.h"
@@ -26,7 +27,6 @@
 #include "llvm/Module.h"
 #include "llvm/Type.h"
 #include "llvm/Assembly/Writer.h"
-#include "llvm/CodeGen/AsmPrinter.h"
 #include "llvm/CodeGen/MachineModuleInfoImpls.h"
 #include "llvm/CodeGen/MachineFunctionPass.h"
 #include "llvm/CodeGen/MachineJumpTableInfo.h"
@@ -54,15 +54,6 @@
 #include <cctype>
 using namespace llvm;
 
-namespace llvm {
-  namespace ARM {
-    enum DW_ISA {
-      DW_ISA_ARM_thumb = 1,
-      DW_ISA_ARM_arm = 2
-    };
-  }
-}
-
 namespace {
 
   // Per section and per symbol attributes are not supported.
@@ -144,92 +135,21 @@ namespace {
     }
   };
 
-  class ARMAsmPrinter : public AsmPrinter {
-
-    /// Subtarget - Keep a pointer to the ARMSubtarget around so that we can
-    /// make the right decision when printing asm code for different targets.
-    const ARMSubtarget *Subtarget;
-
-    /// AFI - Keep a pointer to ARMFunctionInfo for the current
-    /// MachineFunction.
-    ARMFunctionInfo *AFI;
-
-    /// MCP - Keep a pointer to constantpool entries of the current
-    /// MachineFunction.
-    const MachineConstantPool *MCP;
-
-  public:
-    explicit ARMAsmPrinter(TargetMachine &TM, MCStreamer &Streamer)
-      : AsmPrinter(TM, Streamer), AFI(NULL), MCP(NULL) {
-      Subtarget = &TM.getSubtarget<ARMSubtarget>();
-    }
-
-    virtual const char *getPassName() const {
-      return "ARM Assembly Printer";
-    }
-
-    void printOperand(const MachineInstr *MI, int OpNum, raw_ostream &O,
-                      const char *Modifier = 0);
-
-    virtual bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNum,
-                                 unsigned AsmVariant, const char *ExtraCode,
-                                 raw_ostream &O);
-    virtual bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNum,
-                                       unsigned AsmVariant,
-                                       const char *ExtraCode, raw_ostream &O);
-
-    void EmitJumpTable(const MachineInstr *MI);
-    void EmitJump2Table(const MachineInstr *MI);
-    virtual void EmitInstruction(const MachineInstr *MI);
-    bool runOnMachineFunction(MachineFunction &F);
-
-    virtual void EmitConstantPool() {} // we emit constant pools customly!
-    virtual void EmitFunctionEntryLabel();
-    void EmitStartOfAsmFile(Module &M);
-    void EmitEndOfAsmFile(Module &M);
-
-  private:
-    // Helpers for EmitStartOfAsmFile() and EmitEndOfAsmFile()
-    void emitAttributes();
-
-    // Helper for ELF .o only
-    void emitARMAttributeSection();
-
-  public:
-    void PrintDebugValueComment(const MachineInstr *MI, raw_ostream &OS);
-
-    MachineLocation getDebugValueLocation(const MachineInstr *MI) const {
-      MachineLocation Location;
-      assert(MI->getNumOperands() == 4 && "Invalid no. of machine operands!");
-      // Frame address.  Currently handles register +- offset only.
-      if (MI->getOperand(0).isReg() && MI->getOperand(1).isImm())
-        Location.set(MI->getOperand(0).getReg(), MI->getOperand(1).getImm());
-      else {
-        DEBUG(dbgs() << "DBG_VALUE instruction ignored! " << *MI << "\n");
-      }
-      return Location;
-    }
-
-    virtual unsigned getISAEncoding() {
-      // ARM/Darwin adds ISA to the DWARF info for each function.
-      if (!Subtarget->isTargetDarwin())
-        return 0;
-      return Subtarget->isThumb() ?
-        llvm::ARM::DW_ISA_ARM_thumb : llvm::ARM::DW_ISA_ARM_arm;
-    }
-
-    MCSymbol *GetARMSetPICJumpTableLabel2(unsigned uid, unsigned uid2,
-                                          const MachineBasicBlock *MBB) const;
-    MCSymbol *GetARMJTIPICJumpTableLabel2(unsigned uid, unsigned uid2) const;
-
-    MCSymbol *GetARMSJLJEHLabel(void) const;
-
-    /// EmitMachineConstantPoolValue - Print a machine constantpool value to
-    /// the .s file.
-    virtual void EmitMachineConstantPoolValue(MachineConstantPoolValue *MCPV);
-  };
 } // end of anonymous namespace
 
+MachineLocation ARMAsmPrinter::
+getDebugValueLocation(const MachineInstr *MI) const {
+  MachineLocation Location;
+  assert(MI->getNumOperands() == 4 && "Invalid no. of machine operands!");
+  // Frame address.  Currently handles register +- offset only.
+  if (MI->getOperand(0).isReg() && MI->getOperand(1).isImm())
+    Location.set(MI->getOperand(0).getReg(), MI->getOperand(1).getImm());
+  else {
+    DEBUG(dbgs() << "DBG_VALUE instruction ignored! " << *MI << "\n");
+  }
+  return Location;
+}
+
 void ARMAsmPrinter::EmitFunctionEntryLabel() {
   if (AFI->isThumbFunction()) {
     OutStreamer.EmitAssemblerFlag(MCAF_Code16);
diff --git a/lib/Target/ARM/ARMAsmPrinter.h b/lib/Target/ARM/ARMAsmPrinter.h
new file mode 100644
index 0000000000..c1c12dec42
--- /dev/null
+++ b/lib/Target/ARM/ARMAsmPrinter.h
@@ -0,0 +1,107 @@
+//===-- ARMAsmPrinter.h - Print machine code to an ARM .s file ------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// ARM Assembly printer class.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef ARMASMPRINTER_H
+#define ARMASMPRINTER_H
+
+#include "ARM.h"
+#include "ARMTargetMachine.h"
+#include "llvm/CodeGen/AsmPrinter.h"
+#include "llvm/Support/Compiler.h"
+
+namespace llvm {
+
+namespace ARM {
+  enum DW_ISA {
+    DW_ISA_ARM_thumb = 1,
+    DW_ISA_ARM_arm = 2
+  };
+}
+
+class LLVM_LIBRARY_VISIBILITY ARMAsmPrinter : public AsmPrinter {
+
+  /// Subtarget - Keep a pointer to the ARMSubtarget around so that we can
+  /// make the right decision when printing asm code for different targets.
+  const ARMSubtarget *Subtarget;
+
+  /// AFI - Keep a pointer to ARMFunctionInfo for the current
+  /// MachineFunction.
+  ARMFunctionInfo *AFI;
+
+  /// MCP - Keep a pointer to constantpool entries of the current
+  /// MachineFunction.
+  const MachineConstantPool *MCP;
+
+public:
+  explicit ARMAsmPrinter(TargetMachine &TM, MCStreamer &Streamer)
+    : AsmPrinter(TM, Streamer), AFI(NULL), MCP(NULL) {
+      Subtarget = &TM.getSubtarget<ARMSubtarget>();
+    }
+
+  virtual const char *getPassName() const {
+    return "ARM Assembly Printer";
+  }
+
+  void printOperand(const MachineInstr *MI, int OpNum, raw_ostream &O,
+                    const char *Modifier = 0);
+
+  virtual bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNum,
+                               unsigned AsmVariant, const char *ExtraCode,
+                               raw_ostream &O);
+  virtual bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNum,
+                                     unsigned AsmVariant,
+                                     const char *ExtraCode, raw_ostream &O);
+
+  void EmitJumpTable(const MachineInstr *MI);
+  void EmitJump2Table(const MachineInstr *MI);
+  virtual void EmitInstruction(const MachineInstr *MI);
+  bool runOnMachineFunction(MachineFunction &F);
+
+  virtual void EmitConstantPool() {} // we emit constant pools customly!
+  virtual void EmitFunctionEntryLabel();
+  void EmitStartOfAsmFile(Module &M);
+  void EmitEndOfAsmFile(Module &M);
+
+private:
+  // Helpers for EmitStartOfAsmFile() and EmitEndOfAsmFile()
+  void emitAttributes();
+
+  // Helper for ELF .o only
+  void emitARMAttributeSection();
+
+public:
+  void PrintDebugValueComment(const MachineInstr *MI, raw_ostream &OS);
+
+  MachineLocation getDebugValueLocation(const MachineInstr *MI) const;
+
+  virtual unsigned getISAEncoding() {
+    // ARM/Darwin adds ISA to the DWARF info for each function.
+    if (!Subtarget->isTargetDarwin())
+      return 0;
+    return Subtarget->isThumb() ?
+      llvm::ARM::DW_ISA_ARM_thumb : llvm::ARM::DW_ISA_ARM_arm;
+  }
+
+  MCSymbol *GetARMSetPICJumpTableLabel2(unsigned uid, unsigned uid2,
+                                        const MachineBasicBlock *MBB) const;
+  MCSymbol *GetARMJTIPICJumpTableLabel2(unsigned uid, unsigned uid2) const;
+
+  MCSymbol *GetARMSJLJEHLabel(void) const;
+
+  /// EmitMachineConstantPoolValue - Print a machine constantpool value to
+  /// the .s file.
+  virtual void EmitMachineConstantPoolValue(MachineConstantPoolValue *MCPV);
+};
+} // end namespace llvm
+
+#endif
diff --git a/lib/Target/ARM/ARMMCInstLower.cpp b/lib/Target/ARM/ARMMCInstLower.cpp
index 5a8fc5cdc0..78bb22e8a5 100644
--- a/lib/Target/ARM/ARMMCInstLower.cpp
+++ b/lib/Target/ARM/ARMMCInstLower.cpp
@@ -13,7 +13,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "ARM.h"
-#include "llvm/CodeGen/AsmPrinter.h"
+#include "ARMAsmPrinter.h"
 #include "llvm/Constants.h"
 #include "llvm/CodeGen/MachineBasicBlock.h"
 #include "llvm/MC/MCExpr.h"
@@ -23,7 +23,7 @@ using namespace llvm;
 
 
 static MCOperand GetSymbolRef(const MachineOperand &MO, const MCSymbol *Symbol,
-                              AsmPrinter &Printer) {
+                              ARMAsmPrinter &Printer) {
   MCContext &Ctx = Printer.OutContext;
   const MCExpr *Expr;
   switch (MO.getTargetFlags()) {
@@ -51,7 +51,7 @@ static MCOperand GetSymbolRef(const MachineOperand &MO, const MCSymbol *Symbol,
 }
 
 void llvm::LowerARMMachineInstrToMCInst(const MachineInstr *MI, MCInst &OutMI,
-                                        AsmPrinter &AP) {
+                                        ARMAsmPrinter &AP) {
   OutMI.setOpcode(MI->getOpcode());
 
   for (unsigned i = 0, e = MI->getNumOperands(); i != e; ++i) {