AMDGPU: Prune includes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@278391 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/AMDGPU/AMDGPU.h

@@ -11,22 +11,16 @@
 #ifndef LLVM_LIB_TARGET_AMDGPU_AMDGPU_H
 #define LLVM_LIB_TARGET_AMDGPU_AMDGPU_H
 
-#include "llvm/Support/TargetRegistry.h"
-#include "llvm/Target/TargetMachine.h"
-
 namespace llvm {
 
-class AMDGPUInstrPrinter;
-class AMDGPUSubtarget;
 class AMDGPUTargetMachine;
 class FunctionPass;
 class GCNTargetMachine;
-struct MachineSchedContext;
-class MCAsmInfo;
-class raw_ostream;
-class ScheduleDAGInstrs;
+class ModulePass;
+class Pass;
 class Target;
 class TargetMachine;
+class PassRegistry;
 
 // R600 Passes
 FunctionPass *createR600VectorRegMerger(TargetMachine &tm);
@@ -48,13 +42,10 @@ FunctionPass *createSIWholeQuadModePass();
 FunctionPass *createSILowerControlFlowPass();
 FunctionPass *createSIFixControlFlowLiveIntervalsPass();
 FunctionPass *createSIFixSGPRCopiesPass();
-FunctionPass *createSICodeEmitterPass(formatted_raw_ostream &OS);
 FunctionPass *createSIDebuggerInsertNopsPass();
 FunctionPass *createSIInsertWaitsPass();
 FunctionPass *createAMDGPUCodeGenPreparePass(const GCNTargetMachine *TM = nullptr);
 
-ScheduleDAGInstrs *createSIMachineScheduler(MachineSchedContext *C);
-
 ModulePass *createAMDGPUAnnotateKernelFeaturesPass();
 void initializeAMDGPUAnnotateKernelFeaturesPass(PassRegistry &);
 extern char &AMDGPUAnnotateKernelFeaturesID;
@@ -86,7 +77,6 @@ FunctionPass *createAMDGPUPromoteAlloca(const TargetMachine *TM = nullptr);
 void initializeAMDGPUPromoteAllocaPass(PassRegistry&);
 extern char &AMDGPUPromoteAllocaID;
 
-FunctionPass *createAMDGPUAddDivergenceMetadata(const AMDGPUSubtarget &ST);
 Pass *createAMDGPUStructurizeCFGPass();
 FunctionPass *createAMDGPUISelDag(TargetMachine &tm);
 ModulePass *createAMDGPUAlwaysInlinePass();

lib/Target/AMDGPU/AMDGPUAnnotateKernelFeatures.cpp

@@ -13,6 +13,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "AMDGPU.h"
+#include "llvm/ADT/Triple.h"
 #include "llvm/IR/Constants.h"
 #include "llvm/IR/Instructions.h"
 #include "llvm/IR/Module.h"

lib/Target/AMDGPU/AMDGPUTargetMachine.cpp

@@ -23,19 +23,11 @@
 #include "R600MachineScheduler.h"
 #include "SIISelLowering.h"
 #include "SIInstrInfo.h"
-
-#include "llvm/Analysis/Passes.h"
+#include "SIMachineScheduler.h"
 #include "llvm/CodeGen/GlobalISel/IRTranslator.h"
-#include "llvm/CodeGen/MachineFunctionAnalysis.h"
-#include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/CodeGen/Passes.h"
-#include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
 #include "llvm/CodeGen/TargetPassConfig.h"
-#include "llvm/IR/Verifier.h"
-#include "llvm/MC/MCAsmInfo.h"
-#include "llvm/IR/LegacyPassManager.h"
 #include "llvm/Support/TargetRegistry.h"
-#include "llvm/Support/raw_os_ostream.h"
 #include "llvm/Transforms/IPO.h"
 #include "llvm/Transforms/Scalar.h"
 #include "llvm/Transforms/Scalar/GVN.h"
@@ -99,6 +91,10 @@ static ScheduleDAGInstrs *createR600MachineScheduler(MachineSchedContext *C) {
   return new ScheduleDAGMILive(C, make_unique<R600SchedStrategy>());
 }
 
+static ScheduleDAGInstrs *createSIMachineScheduler(MachineSchedContext *C) {
+  return new SIScheduleDAGMI(C);
+}
+
 static MachineSchedRegistry
 R600SchedRegistry("r600", "Run R600's custom scheduler",
                    createR600MachineScheduler);

lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCTargetDesc.h

@@ -19,7 +19,6 @@
 #include "llvm/Support/DataTypes.h"
 
 namespace llvm {
-class StringRef;
 class MCAsmBackend;
 class MCCodeEmitter;
 class MCContext;
@@ -28,10 +27,10 @@ class MCObjectWriter;
 class MCRegisterInfo;
 class MCSubtargetInfo;
 class MCTargetOptions;
+class StringRef;
 class Target;
 class Triple;
 class raw_pwrite_stream;
-class raw_ostream;
 
 extern Target TheAMDGPUTarget;
 extern Target TheGCNTarget;

lib/Target/AMDGPU/SIMachineScheduler.cpp

@@ -1665,10 +1665,6 @@ SIScheduleDAGMI::SIScheduleDAGMI(MachineSchedContext *C) :
 SIScheduleDAGMI::~SIScheduleDAGMI() {
 }
 
-ScheduleDAGInstrs *llvm::createSIMachineScheduler(MachineSchedContext *C) {
-  return new SIScheduleDAGMI(C);
-}
-
 // Code adapted from scheduleDAG.cpp
 // Does a topological sort over the SUs.
 // Both TopDown and BottomUp