Reapply TargetRegistry refactoring commits.

--- Reverse-merging r75799 into '.':
 U   test/Analysis/PointerTracking
U    include/llvm/Target/TargetMachineRegistry.h
U    include/llvm/Target/TargetMachine.h
U    include/llvm/Target/TargetRegistry.h
U    include/llvm/Target/TargetSelect.h
U    tools/lto/LTOCodeGenerator.cpp
U    tools/lto/LTOModule.cpp
U    tools/llc/llc.cpp
U    lib/Target/PowerPC/PPCTargetMachine.h
U    lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
U    lib/Target/PowerPC/PPCTargetMachine.cpp
U    lib/Target/PowerPC/PPC.h
U    lib/Target/ARM/ARMTargetMachine.cpp
U    lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
U    lib/Target/ARM/ARMTargetMachine.h
U    lib/Target/ARM/ARM.h
U    lib/Target/XCore/XCoreTargetMachine.cpp
U    lib/Target/XCore/XCoreTargetMachine.h
U    lib/Target/PIC16/PIC16TargetMachine.cpp
U    lib/Target/PIC16/PIC16TargetMachine.h
U    lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp
U    lib/Target/Alpha/AlphaTargetMachine.cpp
U    lib/Target/Alpha/AlphaTargetMachine.h
U    lib/Target/X86/X86TargetMachine.h
U    lib/Target/X86/X86.h
U    lib/Target/X86/AsmPrinter/X86ATTAsmPrinter.h
U    lib/Target/X86/AsmPrinter/X86AsmPrinter.cpp
U    lib/Target/X86/AsmPrinter/X86IntelAsmPrinter.h
U    lib/Target/X86/X86TargetMachine.cpp
U    lib/Target/MSP430/MSP430TargetMachine.cpp
U    lib/Target/MSP430/MSP430TargetMachine.h
U    lib/Target/CppBackend/CPPTargetMachine.h
U    lib/Target/CppBackend/CPPBackend.cpp
U    lib/Target/CBackend/CTargetMachine.h
U    lib/Target/CBackend/CBackend.cpp
U    lib/Target/TargetMachine.cpp
U    lib/Target/IA64/IA64TargetMachine.cpp
U    lib/Target/IA64/AsmPrinter/IA64AsmPrinter.cpp
U    lib/Target/IA64/IA64TargetMachine.h
U    lib/Target/IA64/IA64.h
U    lib/Target/MSIL/MSILWriter.cpp
U    lib/Target/CellSPU/SPUTargetMachine.h
U    lib/Target/CellSPU/SPU.h
U    lib/Target/CellSPU/AsmPrinter/SPUAsmPrinter.cpp
U    lib/Target/CellSPU/SPUTargetMachine.cpp
U    lib/Target/Mips/AsmPrinter/MipsAsmPrinter.cpp
U    lib/Target/Mips/MipsTargetMachine.cpp
U    lib/Target/Mips/MipsTargetMachine.h
U    lib/Target/Mips/Mips.h
U    lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp
U    lib/Target/Sparc/SparcTargetMachine.cpp
U    lib/Target/Sparc/SparcTargetMachine.h
U    lib/ExecutionEngine/JIT/TargetSelect.cpp
U    lib/Support/TargetRegistry.cpp


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75820 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp b/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
index 7489e49..f568bc1 100644
--- a/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
+++ b/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
@@ -43,6 +43,7 @@
 #include "llvm/Target/TargetRegisterInfo.h"
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Target/TargetOptions.h"
+#include "llvm/Target/TargetRegistry.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/ADT/StringExtras.h"
 #include "llvm/ADT/StringSet.h"
@@ -317,7 +318,7 @@
   /// PPCLinuxAsmPrinter - PowerPC assembly printer, customized for Linux
   class VISIBILITY_HIDDEN PPCLinuxAsmPrinter : public PPCAsmPrinter {
   public:
-    explicit PPCLinuxAsmPrinter(formatted_raw_ostream &O, PPCTargetMachine &TM,
+    explicit PPCLinuxAsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
                                 const TargetAsmInfo *T, bool V)
       : PPCAsmPrinter(O, TM, T, V){}
 
@@ -343,7 +344,7 @@
   class VISIBILITY_HIDDEN PPCDarwinAsmPrinter : public PPCAsmPrinter {
     formatted_raw_ostream &OS;
   public:
-    explicit PPCDarwinAsmPrinter(formatted_raw_ostream &O, PPCTargetMachine &TM,
+    explicit PPCDarwinAsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
                                  const TargetAsmInfo *T, bool V)
       : PPCAsmPrinter(O, TM, T, V), OS(O) {}
 
@@ -1080,7 +1081,7 @@
 /// Darwin assembler can deal with.
 ///
 FunctionPass *llvm::createPPCAsmPrinterPass(formatted_raw_ostream &o,
-                                            PPCTargetMachine &tm,
+                                            TargetMachine &tm,
                                             bool verbose) {
   const PPCSubtarget *Subtarget = &tm.getSubtarget<PPCSubtarget>();
 
@@ -1103,4 +1104,10 @@
 int PowerPCAsmPrinterForceLink = 0;
 
 // Force static initialization.
-extern "C" void LLVMInitializePowerPCAsmPrinter() { }
+extern "C" void LLVMInitializePowerPCAsmPrinter() { 
+  extern Target ThePPC32Target;
+  TargetRegistry::RegisterAsmPrinter(ThePPC32Target, createPPCAsmPrinterPass);
+
+  extern Target ThePPC64Target;
+  TargetRegistry::RegisterAsmPrinter(ThePPC64Target, createPPCAsmPrinterPass);
+}
diff --git a/lib/Target/PowerPC/PPC.h b/lib/Target/PowerPC/PPC.h
index 89dc1c1..3aa313c 100644
--- a/lib/Target/PowerPC/PPC.h
+++ b/lib/Target/PowerPC/PPC.h
@@ -30,7 +30,7 @@
 FunctionPass *createPPCBranchSelectionPass();
 FunctionPass *createPPCISelDag(PPCTargetMachine &TM);
 FunctionPass *createPPCAsmPrinterPass(formatted_raw_ostream &OS,
-                                      PPCTargetMachine &TM,
+                                      TargetMachine &TM,
                                       bool Verbose);
 FunctionPass *createPPCCodeEmitterPass(PPCTargetMachine &TM,
                                        MachineCodeEmitter &MCE);
diff --git a/lib/Target/PowerPC/PPCTargetMachine.cpp b/lib/Target/PowerPC/PPCTargetMachine.cpp
index c261f87..7e401c4 100644
--- a/lib/Target/PowerPC/PPCTargetMachine.cpp
+++ b/lib/Target/PowerPC/PPCTargetMachine.cpp
@@ -30,10 +30,13 @@
 int PowerPCTargetMachineModule = 0;
 
 // Register the targets
+extern Target ThePPC32Target;
 static RegisterTarget<PPC32TargetMachine>
-X("ppc32", "PowerPC 32");
+X(ThePPC32Target, "ppc32", "PowerPC 32");
+
+extern Target ThePPC64Target;
 static RegisterTarget<PPC64TargetMachine>
-Y("ppc64", "PowerPC 64");
+Y(ThePPC64Target, "ppc64", "PowerPC 64");
 
 // Force static initialization.
 extern "C" void LLVMInitializePowerPCTarget() { }
@@ -48,60 +51,10 @@
     return new PPCLinuxTargetAsmInfo(*this);
 }
 
-unsigned PPC32TargetMachine::getJITMatchQuality() {
-#if defined(__POWERPC__) || defined (__ppc__) || defined(_POWER) || defined(__PPC__)
-  if (sizeof(void*) == 4)
-    return 10;
-#endif
-  return 0;
-}
-unsigned PPC64TargetMachine::getJITMatchQuality() {
-#if defined(__POWERPC__) || defined (__ppc__) || defined(_POWER) || defined(__PPC__)
-  if (sizeof(void*) == 8)
-    return 10;
-#endif
-  return 0;
-}
-
-unsigned PPC32TargetMachine::getModuleMatchQuality(const Module &M) {
-  // We strongly match "powerpc-*".
-  std::string TT = M.getTargetTriple();
-  if (TT.size() >= 8 && std::string(TT.begin(), TT.begin()+8) == "powerpc-")
-    return 20;
-  
-  // If the target triple is something non-powerpc, we don't match.
-  if (!TT.empty()) return 0;
-  
-  if (M.getEndianness()  == Module::BigEndian &&
-      M.getPointerSize() == Module::Pointer32)
-    return 10;                                   // Weak match
-  else if (M.getEndianness() != Module::AnyEndianness ||
-           M.getPointerSize() != Module::AnyPointerSize)
-    return 0;                                    // Match for some other target
-  
-  return getJITMatchQuality()/2;
-}
-
-unsigned PPC64TargetMachine::getModuleMatchQuality(const Module &M) {
-  // We strongly match "powerpc64-*".
-  std::string TT = M.getTargetTriple();
-  if (TT.size() >= 10 && std::string(TT.begin(), TT.begin()+10) == "powerpc64-")
-    return 20;
-  
-  if (M.getEndianness()  == Module::BigEndian &&
-      M.getPointerSize() == Module::Pointer64)
-    return 10;                                   // Weak match
-  else if (M.getEndianness() != Module::AnyEndianness ||
-           M.getPointerSize() != Module::AnyPointerSize)
-    return 0;                                    // Match for some other target
-  
-  return getJITMatchQuality()/2;
-}
-
-
-PPCTargetMachine::PPCTargetMachine(const Module &M, const std::string &FS,
-                                   bool is64Bit)
-  : Subtarget(*this, M, FS, is64Bit),
+PPCTargetMachine::PPCTargetMachine(const Target&T, const Module &M, 
+                                   const std::string &FS, bool is64Bit)
+  : LLVMTargetMachine(T),
+    Subtarget(*this, M, FS, is64Bit),
     DataLayout(Subtarget.getTargetDataString()), InstrInfo(*this),
     FrameInfo(*this, is64Bit), JITInfo(*this, is64Bit), TLInfo(*this),
     InstrItins(Subtarget.getInstrItineraryData()), MachOWriterInfo(*this) {
@@ -118,13 +71,15 @@
 /// groups, which typically degrades performance.
 bool PPCTargetMachine::getEnableTailMergeDefault() const { return false; }
 
-PPC32TargetMachine::PPC32TargetMachine(const Module &M, const std::string &FS) 
-  : PPCTargetMachine(M, FS, false) {
+PPC32TargetMachine::PPC32TargetMachine(const Target &T, const Module &M, 
+                                       const std::string &FS) 
+  : PPCTargetMachine(T, M, FS, false) {
 }
 
 
-PPC64TargetMachine::PPC64TargetMachine(const Module &M, const std::string &FS)
-  : PPCTargetMachine(M, FS, true) {
+PPC64TargetMachine::PPC64TargetMachine(const Target &T, const Module &M, 
+                                       const std::string &FS)
+  : PPCTargetMachine(T, M, FS, true) {
 }
 
 
diff --git a/lib/Target/PowerPC/PPCTargetMachine.h b/lib/Target/PowerPC/PPCTargetMachine.h
index e6f6102..794123a 100644
--- a/lib/Target/PowerPC/PPCTargetMachine.h
+++ b/lib/Target/PowerPC/PPCTargetMachine.h
@@ -45,12 +45,13 @@
   // To avoid having target depend on the asmprinter stuff libraries, asmprinter
   // set this functions to ctor pointer at startup time if they are linked in.
   typedef FunctionPass *(*AsmPrinterCtorFn)(formatted_raw_ostream &o,
-                                            PPCTargetMachine &tm, 
+                                            TargetMachine &m, 
                                             bool verbose);
   static AsmPrinterCtorFn AsmPrinterCtor;
 
 public:
-  PPCTargetMachine(const Module &M, const std::string &FS, bool is64Bit);
+  PPCTargetMachine(const Target &T, const Module &M, const std::string &FS, 
+                   bool is64Bit);
 
   virtual const PPCInstrInfo     *getInstrInfo() const { return &InstrInfo; }
   virtual const PPCFrameInfo     *getFrameInfo() const { return &FrameInfo; }
@@ -103,20 +104,14 @@
 ///
 class PPC32TargetMachine : public PPCTargetMachine {
 public:
-  PPC32TargetMachine(const Module &M, const std::string &FS);
-  
-  static unsigned getJITMatchQuality();
-  static unsigned getModuleMatchQuality(const Module &M);
+  PPC32TargetMachine(const Target &T, const Module &M, const std::string &FS);
 };
 
 /// PPC64TargetMachine - PowerPC 64-bit target machine.
 ///
 class PPC64TargetMachine : public PPCTargetMachine {
 public:
-  PPC64TargetMachine(const Module &M, const std::string &FS);
-  
-  static unsigned getJITMatchQuality();
-  static unsigned getModuleMatchQuality(const Module &M);
+  PPC64TargetMachine(const Target &T, const Module &M, const std::string &FS);
 };
 
 } // end namespace llvm