Codegen pass definition cleanup. No functionality.

Moving toward a uniform style of pass definition to allow easier target configuration.
Globally declare Pass ID.
Globally declare pass initializer.
Use INITIALIZE_PASS consistently.
Add a call to the initializer from CodeGen.cpp.
Remove redundant "createPass" functions and "getPassName" methods.

While cleaning up declarations, cleaned up comments (sorry for large diff).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150100 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CodeGen.cpp b/lib/CodeGen/CodeGen.cpp
index c838e6f..a81bb5c 100644
--- a/lib/CodeGen/CodeGen.cpp
+++ b/lib/CodeGen/CodeGen.cpp
@@ -21,37 +21,47 @@
 void llvm::initializeCodeGen(PassRegistry &Registry) {
   initializeBranchFolderPassPass(Registry);
   initializeCalculateSpillWeightsPass(Registry);
+  initializeCodePlacementOptPass(Registry);
   initializeDeadMachineInstructionElimPass(Registry);
+  initializeExpandPostRAPass(Registry);
+  initializeExpandISelPseudosPass(Registry);
+  initializeFinalizeMachineBundlesPass(Registry);
+  initializeGCMachineCodeAnalysisPass(Registry);
   initializeGCModuleInfoPass(Registry);
   initializeIfConverterPass(Registry);
   initializeLiveDebugVariablesPass(Registry);
   initializeLiveIntervalsPass(Registry);
   initializeLiveStacksPass(Registry);
   initializeLiveVariablesPass(Registry);
+  initializeLocalStackSlotPassPass(Registry);
   initializeMachineBlockFrequencyInfoPass(Registry);
   initializeMachineBlockPlacementPass(Registry);
   initializeMachineBlockPlacementStatsPass(Registry);
+  initializeMachineCopyPropagationPass(Registry);
   initializeMachineCSEPass(Registry);
   initializeMachineDominatorTreePass(Registry);
   initializeMachineLICMPass(Registry);
   initializeMachineLoopInfoPass(Registry);
   initializeMachineModuleInfoPass(Registry);
+  initializeMachineSchedulerPass(Registry);
   initializeMachineSinkingPass(Registry);
   initializeMachineVerifierPassPass(Registry);
   initializeOptimizePHIsPass(Registry);
   initializePHIEliminationPass(Registry);
   initializePeepholeOptimizerPass(Registry);
+  initializePostRASchedulerPass(Registry);
   initializeProcessImplicitDefsPass(Registry);
   initializePEIPass(Registry);
   initializeRegisterCoalescerPass(Registry);
-  initializeMachineSchedulerPass(Registry);
   initializeRenderMachineFunctionPass(Registry);
   initializeSlotIndexesPass(Registry);
   initializeStackProtectorPass(Registry);
   initializeStackSlotColoringPass(Registry);
   initializeStrongPHIEliminationPass(Registry);
+  initializeTailDuplicatePassPass(Registry);
   initializeTargetPassConfigPass(Registry);
   initializeTwoAddressInstructionPassPass(Registry);
+  initializeUnpackMachineBundlesPass(Registry);
   initializeUnreachableBlockElimPass(Registry);
   initializeUnreachableMachineBlockElimPass(Registry);
   initializeVirtRegMapPass(Registry);