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/CellSPU/SPUTargetMachine.cpp b/lib/Target/CellSPU/SPUTargetMachine.cpp
index 5c794c9..3a659d8 100644
--- a/lib/Target/CellSPU/SPUTargetMachine.cpp
+++ b/lib/Target/CellSPU/SPUTargetMachine.cpp
@@ -23,10 +23,11 @@
 
 using namespace llvm;
 
+extern Target TheCellSPUTarget;
 namespace {
   // Register the targets
   RegisterTarget<SPUTargetMachine>
-  CELLSPU("cellspu", "STI CBEA Cell SPU [experimental]");
+  CELLSPU(TheCellSPUTarget, "cellspu", "STI CBEA Cell SPU [experimental]");
 }
 
 // No assembler printer by default
@@ -47,22 +48,10 @@
   return new SPULinuxTargetAsmInfo(*this);
 }
 
-unsigned
-SPUTargetMachine::getModuleMatchQuality(const Module &M)
-{
-  // We strongly match "spu-*" or "cellspu-*".
-  std::string TT = M.getTargetTriple();
-  if ((TT.size() == 3 && std::string(TT.begin(), TT.begin()+3) == "spu")
-      || (TT.size() == 7 && std::string(TT.begin(), TT.begin()+7) == "cellspu")
-      || (TT.size() >= 4 && std::string(TT.begin(), TT.begin()+4) == "spu-")
-      || (TT.size() >= 8 && std::string(TT.begin(), TT.begin()+8) == "cellspu-"))
-    return 20;
-  
-  return 0;                     // No match at all...
-}
-
-SPUTargetMachine::SPUTargetMachine(const Module &M, const std::string &FS)
-  : Subtarget(*this, M, FS),
+SPUTargetMachine::SPUTargetMachine(const Target &T, const Module &M, 
+                                   const std::string &FS)
+  : LLVMTargetMachine(T),
+    Subtarget(*this, M, FS),
     DataLayout(Subtarget.getTargetDataString()),
     InstrInfo(*this),
     FrameInfo(*this),