add the files that go with the previous rev

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84531 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 135 insertions, 0 deletions

diff --git a/lib/Target/ARM/AsmPrinter/ARMMCInstLower.cpp b/lib/Target/ARM/AsmPrinter/ARMMCInstLower.cpp
new file mode 100644
index 0000000..d60996e
--- /dev/null
+++ b/lib/Target/ARM/AsmPrinter/ARMMCInstLower.cpp
@@ -0,0 +1,81 @@
+//===-- ARMMCInstLower.cpp - Convert ARM MachineInstr to an MCInst --------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains code to lower ARM MachineInstrs to their corresponding
+// MCInst records.
+//
+//===----------------------------------------------------------------------===//
+
+#include "ARMMCInstLower.h"
+//#include "ARMMCAsmInfo.h"
+//#include "llvm/CodeGen/MachineModuleInfoImpls.h"
+#include "llvm/CodeGen/MachineInstr.h"
+//#include "llvm/MC/MCContext.h"
+//#include "llvm/MC/MCExpr.h"
+#include "llvm/MC/MCInst.h"
+//#include "llvm/MC/MCStreamer.h"
+//#include "llvm/Support/FormattedStream.h"
+//#include "llvm/Support/Mangler.h"
+//#include "llvm/ADT/SmallString.h"
+using namespace llvm;
+
+
+#if 0
+const ARMSubtarget &ARMMCInstLower::getSubtarget() const {
+  return AsmPrinter.getSubtarget();
+}
+
+MachineModuleInfoMachO &ARMMCInstLower::getMachOMMI() const {
+  assert(getSubtarget().isTargetDarwin() &&"Can only get MachO info on darwin");
+  return AsmPrinter.MMI->getObjFileInfo<MachineModuleInfoMachO>(); 
+}
+#endif
+
+
+void ARMMCInstLower::Lower(const MachineInstr *MI, MCInst &OutMI) const {
+  OutMI.setOpcode(MI->getOpcode());
+  
+  for (unsigned i = 0, e = MI->getNumOperands(); i != e; ++i) {
+    const MachineOperand &MO = MI->getOperand(i);
+    
+    MCOperand MCOp;
+    switch (MO.getType()) {
+    default:
+      MI->dump();
+      assert(0 && "unknown operand type");
+    case MachineOperand::MO_Register:
+      MCOp = MCOperand::CreateReg(MO.getReg());
+      break;
+    case MachineOperand::MO_Immediate:
+      MCOp = MCOperand::CreateImm(MO.getImm());
+      break;
+#if 0
+    case MachineOperand::MO_MachineBasicBlock:
+      MCOp = MCOperand::CreateExpr(MCSymbolRefExpr::Create(
+                       AsmPrinter.GetMBBSymbol(MO.getMBB()->getNumber()), Ctx));
+      break;
+    case MachineOperand::MO_GlobalAddress:
+      MCOp = LowerSymbolOperand(MO, GetGlobalAddressSymbol(MO));
+      break;
+    case MachineOperand::MO_ExternalSymbol:
+      MCOp = LowerSymbolOperand(MO, GetExternalSymbolSymbol(MO));
+      break;
+    case MachineOperand::MO_JumpTableIndex:
+      MCOp = LowerSymbolOperand(MO, GetJumpTableSymbol(MO));
+      break;
+    case MachineOperand::MO_ConstantPoolIndex:
+      MCOp = LowerSymbolOperand(MO, GetConstantPoolIndexSymbol(MO));
+      break;
+#endif
+    }
+    
+    OutMI.addOperand(MCOp);
+  }
+  
+}
diff --git a/lib/Target/ARM/AsmPrinter/ARMMCInstLower.h b/lib/Target/ARM/AsmPrinter/ARMMCInstLower.h
new file mode 100644
index 0000000..67fe79c
--- /dev/null
+++ b/lib/Target/ARM/AsmPrinter/ARMMCInstLower.h
@@ -0,0 +1,54 @@
+//===-- ARMMCInstLower.h - Lower MachineInstr to MCInst -------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef ARM_MCINSTLOWER_H
+#define ARM_MCINSTLOWER_H
+
+#include "llvm/Support/Compiler.h"
+
+namespace llvm {
+  class MCContext;
+  class MCInst;
+  class MCOperand;
+  class MCSymbol;
+  class MachineInstr;
+  class MachineModuleInfoMachO;
+  class MachineOperand;
+  class Mangler;
+  //class ARMSubtarget;
+  
+/// ARMMCInstLower - This class is used to lower an MachineInstr into an MCInst.
+class VISIBILITY_HIDDEN ARMMCInstLower {
+  MCContext &Ctx;
+  Mangler *Mang;
+
+  //const ARMSubtarget &getSubtarget() const;
+public:
+  ARMMCInstLower(MCContext &ctx, Mangler *mang)
+    : Ctx(ctx), Mang(mang) {}
+  
+  void Lower(const MachineInstr *MI, MCInst &OutMI) const;
+
+/*
+ MCSymbol *GetPICBaseSymbol() const;
+  
+  MCSymbol *GetGlobalAddressSymbol(const MachineOperand &MO) const;
+  MCSymbol *GetExternalSymbolSymbol(const MachineOperand &MO) const;
+  MCSymbol *GetJumpTableSymbol(const MachineOperand &MO) const;
+  MCSymbol *GetConstantPoolIndexSymbol(const MachineOperand &MO) const;
+  MCOperand LowerSymbolOperand(const MachineOperand &MO, MCSymbol *Sym) const;
+  
+private:
+  MachineModuleInfoMachO &getMachOMMI() const;
+ */
+};
+
+}
+
+#endif