Rebased PNaCl localmods in LLVM to 223109

lib/Target/ARM/ARM.h

 //===-- ARM.h - Top-level interface for ARM representation ------*- 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 the entry points for global functions defined in the LLVM
 // ARM back-end.
 //
 //===----------------------------------------------------------------------===//
 
 #ifndef LLVM_LIB_TARGET_ARM_ARM_H
 #define LLVM_LIB_TARGET_ARM_ARM_H
 
 #include "llvm/Support/CodeGen.h"
 
+// @LOCALMOD (for LowerARMMachineInstrToMCInstPCRel)
+#include "llvm/MC/MCSymbol.h"
+
 namespace llvm {
 
 class ARMAsmPrinter;
 class ARMBaseTargetMachine;
 class FunctionPass;
 class ImmutablePass;
 class MachineInstr;
 class MCInst;
 class TargetLowering;
 class TargetMachine;
 
 FunctionPass *createARMISelDag(ARMBaseTargetMachine &TM,
                                CodeGenOpt::Level OptLevel);
 FunctionPass *createA15SDOptimizerPass();
 FunctionPass *createARMLoadStoreOptimizationPass(bool PreAlloc = false);
 FunctionPass *createARMExpandPseudoPass();
 FunctionPass *createARMGlobalBaseRegPass();
 FunctionPass *createARMGlobalMergePass(const TargetLowering* tli);
 FunctionPass *createARMConstantIslandPass();
 FunctionPass *createMLxExpansionPass();
 FunctionPass *createThumb2ITBlockPass();
 FunctionPass *createARMOptimizeBarriersPass();
 FunctionPass *createThumb2SizeReductionPass();
 
+/* @LOCALMOD-START */
+FunctionPass *createARMNaClRewritePass();
+/* @LOCALMOD-END */
+
 /// \brief Creates an ARM-specific Target Transformation Info pass.
 ImmutablePass *createARMTargetTransformInfoPass(const ARMBaseTargetMachine *TM);
 
 void LowerARMMachineInstrToMCInst(const MachineInstr *MI, MCInst &OutMI,
                                   ARMAsmPrinter &AP);
 
+/* @LOCALMOD-START */
+// Used to lower the pc-relative MOVi16PIC / MOVTi16PIC pseudo instructions
+// into the real MOVi16 / MOVTi16 instructions.
+// See comment on MOVi16PIC for more details.
+void LowerARMMachineInstrToMCInstPCRel(const MachineInstr *MI,
+                                       MCInst &OutMI,
+                                       ARMAsmPrinter &AP,
+                                       unsigned ImmIndex,
+                                       unsigned PCIndex,
+                                       MCSymbol *PCLabel,
+                                       unsigned PCAdjustment);
+/* @LOCALMOD-END */
+
 } // end namespace llvm;
 
 #endif