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/Mips/MipsTargetMachine.cpp b/lib/Target/Mips/MipsTargetMachine.cpp
index 1e6add4..3c2693b 100644
--- a/lib/Target/Mips/MipsTargetMachine.cpp
+++ b/lib/Target/Mips/MipsTargetMachine.cpp
@@ -28,8 +28,12 @@
 int MipsTargetMachineModule = 0;
 
 // Register the target.
-static RegisterTarget<MipsTargetMachine>    X("mips", "Mips");
-static RegisterTarget<MipselTargetMachine>  Y("mipsel", "Mipsel");
+extern Target TheMipsTarget;
+static RegisterTarget<MipsTargetMachine>    X(TheMipsTarget, "mips", "Mips");
+
+extern Target TheMipselTarget;
+static RegisterTarget<MipselTargetMachine>  Y(TheMipselTarget, "mipsel", 
+                                              "Mipsel");
 
 MipsTargetMachine::AsmPrinterCtorFn MipsTargetMachine::AsmPrinterCtor = 0;
 
@@ -51,7 +55,9 @@
 // an easier handling.
 // Using CodeModel::Large enables different CALL behavior.
 MipsTargetMachine::
-MipsTargetMachine(const Module &M, const std::string &FS, bool isLittle=false):
+MipsTargetMachine(const Target &T, const Module &M, const std::string &FS, 
+                  bool isLittle=false):
+  LLVMTargetMachine(T),
   Subtarget(*this, M, FS, isLittle), 
   DataLayout(isLittle ? std::string("e-p:32:32:32-i8:8:32-i16:16:32") :
                         std::string("E-p:32:32:32-i8:8:32-i16:16:32")), 
@@ -70,43 +76,8 @@
 }
 
 MipselTargetMachine::
-MipselTargetMachine(const Module &M, const std::string &FS) :
-  MipsTargetMachine(M, FS, true) {}
-
-// return 0 and must specify -march to gen MIPS code.
-unsigned MipsTargetMachine::
-getModuleMatchQuality(const Module &M) 
-{
-  // We strongly match "mips*-*".
-  std::string TT = M.getTargetTriple();
-  if (TT.size() >= 5 && std::string(TT.begin(), TT.begin()+5) == "mips-")
-    return 20;
-  
-  if (TT.size() >= 13 && std::string(TT.begin(), 
-      TT.begin()+13) == "mipsallegrex-")
-    return 20;
-
-  return 0;
-}
-
-// return 0 and must specify -march to gen MIPSEL code.
-unsigned MipselTargetMachine::
-getModuleMatchQuality(const Module &M) 
-{
-  // We strongly match "mips*el-*".
-  std::string TT = M.getTargetTriple();
-  if (TT.size() >= 7 && std::string(TT.begin(), TT.begin()+7) == "mipsel-")
-    return 20;
-
-  if (TT.size() >= 15 && std::string(TT.begin(), 
-      TT.begin()+15) == "mipsallegrexel-")
-    return 20;
-
-  if (TT.size() == 3 && std::string(TT.begin(), TT.begin()+3) == "psp")
-    return 20;
-  
-  return 0;
-}
+MipselTargetMachine(const Target &T, const Module &M, const std::string &FS) :
+  MipsTargetMachine(T, M, FS, true) {}
 
 // Install an instruction selector pass using 
 // the ISelDag to gen Mips code.