[SPIRV] Remove unused includes (NFC) (llvm#141450)

These are identified by misc-include-cleaner.  I've filtered out those
that break builds.  Also, I'm staying away from llvm-config.h,
config.h, and Compiler.h, which likely cause platform- or
compiler-specific build failures.

Author: kazutakahirata

llvm/lib/Target/SPIRV/MCTargetDesc/SPIRVAsmBackend.cpp

@@ -11,7 +11,6 @@
 #include "llvm/MC/MCAssembler.h"
 #include "llvm/MC/MCObjectWriter.h"
 #include "llvm/MC/MCSPIRVObjectWriter.h"
-#include "llvm/Support/EndianStream.h"
 
 using namespace llvm;
 

llvm/lib/Target/SPIRV/MCTargetDesc/SPIRVInstPrinter.cpp

@@ -21,7 +21,6 @@
 #include "llvm/MC/MCSymbol.h"
 #include "llvm/Support/Casting.h"
 #include "llvm/Support/ErrorHandling.h"
-#include "llvm/Support/FormattedStream.h"
 
 using namespace llvm;
 using namespace llvm::SPIRV;

llvm/lib/Target/SPIRV/MCTargetDesc/SPIRVMCCodeEmitter.cpp

@@ -15,10 +15,7 @@
 #include "llvm/MC/MCFixup.h"
 #include "llvm/MC/MCInst.h"
 #include "llvm/MC/MCInstrInfo.h"
-#include "llvm/MC/MCRegisterInfo.h"
 #include "llvm/MC/MCSubtargetInfo.h"
-#include "llvm/Support/Debug.h"
-#include "llvm/Support/Endian.h"
 #include "llvm/Support/EndianStream.h"
 
 using namespace llvm;

llvm/lib/Target/SPIRV/SPIRVAPI.cpp

@@ -11,7 +11,6 @@
 #include "SPIRVTargetMachine.h"
 #include "llvm/Analysis/TargetLibraryInfo.h"
 #include "llvm/CodeGen/CommandFlags.h"
-#include "llvm/CodeGen/MachineFunctionPass.h"
 #include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/CodeGen/TargetPassConfig.h"
 #include "llvm/CodeGen/TargetSubtargetInfo.h"
@@ -20,21 +19,15 @@
 #include "llvm/IR/LegacyPassManager.h"
 #include "llvm/IR/Module.h"
 #include "llvm/IR/Verifier.h"
-#include "llvm/InitializePasses.h"
-#include "llvm/MC/MCTargetOptionsCommandFlags.h"
 #include "llvm/MC/TargetRegistry.h"
 #include "llvm/Pass.h"
-#include "llvm/Support/CommandLine.h"
-#include "llvm/Support/FormattedStream.h"
-#include "llvm/Support/InitLLVM.h"
 #include "llvm/Support/TargetSelect.h"
 #include "llvm/Target/TargetLoweringObjectFile.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/TargetParser/SubtargetFeature.h"
 #include "llvm/TargetParser/Triple.h"
 #include <optional>
 #include <string>
-#include <utility>
 #include <vector>
 
 using namespace llvm;

llvm/lib/Target/SPIRV/SPIRVAsmPrinter.cpp

@@ -24,7 +24,6 @@
 #include "llvm/Analysis/ValueTracking.h"
 #include "llvm/CodeGen/AsmPrinter.h"
 #include "llvm/CodeGen/MachineConstantPool.h"
-#include "llvm/CodeGen/MachineFunctionPass.h"
 #include "llvm/CodeGen/MachineInstr.h"
 #include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"

llvm/lib/Target/SPIRV/SPIRVEmitIntrinsics.cpp

@@ -13,7 +13,6 @@
 
 #include "SPIRV.h"
 #include "SPIRVBuiltins.h"
-#include "SPIRVMetadata.h"
 #include "SPIRVSubtarget.h"
 #include "SPIRVTargetMachine.h"
 #include "SPIRVUtils.h"

llvm/lib/Target/SPIRV/SPIRVEmitNonSemanticDI.cpp

@@ -21,7 +21,6 @@
 #include "llvm/IR/DebugInfoMetadata.h"
 #include "llvm/IR/DebugProgramInstruction.h"
 #include "llvm/IR/Metadata.h"
-#include "llvm/PassRegistry.h"
 #include "llvm/Support/Casting.h"
 #include "llvm/Support/Path.h"
 

llvm/lib/Target/SPIRV/SPIRVGlobalRegistry.cpp

@@ -18,7 +18,6 @@
 #include "SPIRV.h"
 #include "SPIRVBuiltins.h"
 #include "SPIRVSubtarget.h"
-#include "SPIRVTargetMachine.h"
 #include "SPIRVUtils.h"
 #include "llvm/ADT/APInt.h"
 #include "llvm/IR/Constants.h"

llvm/lib/Target/SPIRV/SPIRVISelLowering.cpp

@@ -16,7 +16,6 @@
 #include "SPIRVRegisterBankInfo.h"
 #include "SPIRVRegisterInfo.h"
 #include "SPIRVSubtarget.h"
-#include "SPIRVTargetMachine.h"
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/IR/IntrinsicsSPIRV.h"

llvm/lib/Target/SPIRV/SPIRVInstrInfo.cpp

@@ -16,7 +16,6 @@
 #include "llvm/CodeGen/GlobalISel/MachineIRBuilder.h"
 #include "llvm/CodeGen/MachineBasicBlock.h"
 #include "llvm/IR/DebugLoc.h"
-#include "llvm/Support/ErrorHandling.h"
 
 #define GET_INSTRINFO_CTOR_DTOR
 #include "SPIRVGenInstrInfo.inc"

llvm/lib/Target/SPIRV/SPIRVInstructionSelector.cpp

@@ -17,7 +17,6 @@
 #include "SPIRV.h"
 #include "SPIRVGlobalRegistry.h"
 #include "SPIRVInstrInfo.h"
-#include "SPIRVRegisterBankInfo.h"
 #include "SPIRVRegisterInfo.h"
 #include "SPIRVTargetMachine.h"
 #include "SPIRVUtils.h"
@@ -27,7 +26,6 @@
 #include "llvm/CodeGen/GlobalISel/GenericMachineInstrs.h"
 #include "llvm/CodeGen/GlobalISel/InstructionSelector.h"
 #include "llvm/CodeGen/MachineInstrBuilder.h"
-#include "llvm/CodeGen/MachineModuleInfoImpls.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/Register.h"
 #include "llvm/CodeGen/TargetOpcodes.h"

llvm/lib/Target/SPIRV/SPIRVMCInstLower.cpp

@@ -12,7 +12,6 @@
 //===----------------------------------------------------------------------===//
 
 #include "SPIRVMCInstLower.h"
-#include "SPIRV.h"
 #include "SPIRVModuleAnalysis.h"
 #include "SPIRVUtils.h"
 #include "llvm/CodeGen/MachineInstr.h"

llvm/lib/Target/SPIRV/SPIRVMergeRegionExitTargets.cpp

@@ -15,18 +15,14 @@
 #include "Analysis/SPIRVConvergenceRegionAnalysis.h"
 #include "SPIRV.h"
 #include "SPIRVSubtarget.h"
-#include "SPIRVTargetMachine.h"
 #include "SPIRVUtils.h"
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/SmallPtrSet.h"
 #include "llvm/Analysis/LoopInfo.h"
 #include "llvm/CodeGen/IntrinsicLowering.h"
-#include "llvm/IR/CFG.h"
 #include "llvm/IR/Dominators.h"
 #include "llvm/IR/IRBuilder.h"
-#include "llvm/IR/IntrinsicInst.h"
 #include "llvm/IR/Intrinsics.h"
-#include "llvm/IR/IntrinsicsSPIRV.h"
 #include "llvm/InitializePasses.h"
 #include "llvm/Transforms/Utils/Cloning.h"
 #include "llvm/Transforms/Utils/LoopSimplify.h"

llvm/lib/Target/SPIRV/SPIRVPostLegalizer.cpp

@@ -17,13 +17,7 @@
 #include "SPIRV.h"
 #include "SPIRVSubtarget.h"
 #include "SPIRVUtils.h"
-#include "llvm/ADT/PostOrderIterator.h"
-#include "llvm/Analysis/OptimizationRemarkEmitter.h"
-#include "llvm/CodeGen/MachinePostDominators.h"
 #include "llvm/IR/Attributes.h"
-#include "llvm/IR/Constants.h"
-#include "llvm/IR/DebugInfoMetadata.h"
-#include "llvm/IR/IntrinsicsSPIRV.h"
 #include <stack>
 
 #define DEBUG_TYPE "spirv-postlegalizer"

llvm/lib/Target/SPIRV/SPIRVPreLegalizer.cpp

@@ -16,12 +16,10 @@
 #include "SPIRVSubtarget.h"
 #include "SPIRVUtils.h"
 #include "llvm/ADT/PostOrderIterator.h"
-#include "llvm/Analysis/OptimizationRemarkEmitter.h"
 #include "llvm/CodeGen/GlobalISel/CSEInfo.h"
 #include "llvm/CodeGen/GlobalISel/GISelValueTracking.h"
 #include "llvm/IR/Attributes.h"
 #include "llvm/IR/Constants.h"
-#include "llvm/IR/DebugInfoMetadata.h"
 #include "llvm/IR/IntrinsicsSPIRV.h"
 
 #define DEBUG_TYPE "spirv-prelegalizer"

llvm/lib/Target/SPIRV/SPIRVPreLegalizerCombiner.cpp

@@ -14,9 +14,7 @@
 
 #include "SPIRV.h"
 #include "SPIRVTargetMachine.h"
-#include "llvm/ADT/STLExtras.h"
 #include "llvm/CodeGen/GlobalISel/CSEInfo.h"
-#include "llvm/CodeGen/GlobalISel/CSEMIRBuilder.h"
 #include "llvm/CodeGen/GlobalISel/Combiner.h"
 #include "llvm/CodeGen/GlobalISel/CombinerHelper.h"
 #include "llvm/CodeGen/GlobalISel/CombinerInfo.h"
@@ -33,7 +31,6 @@
 #include "llvm/CodeGen/TargetOpcodes.h"
 #include "llvm/CodeGen/TargetPassConfig.h"
 #include "llvm/IR/IntrinsicsSPIRV.h"
-#include "llvm/Support/Debug.h"
 
 #define GET_GICOMBINER_DEPS
 #include "SPIRVGenPreLegalizeGICombiner.inc"

llvm/lib/Target/SPIRV/SPIRVRegisterInfo.cpp

@@ -11,7 +11,6 @@
 //===----------------------------------------------------------------------===//
 
 #include "SPIRVRegisterInfo.h"
-#include "SPIRV.h"
 #include "SPIRVSubtarget.h"
 #include "llvm/CodeGen/MachineFunction.h"
 

llvm/lib/Target/SPIRV/SPIRVRegularizer.cpp

@@ -12,7 +12,6 @@
 //===----------------------------------------------------------------------===//
 
 #include "SPIRV.h"
-#include "SPIRVTargetMachine.h"
 #include "llvm/Demangle/Demangle.h"
 #include "llvm/IR/InstIterator.h"
 #include "llvm/IR/InstVisitor.h"

llvm/lib/Target/SPIRV/SPIRVStripConvergentIntrinsics.cpp

@@ -13,13 +13,10 @@
 
 #include "SPIRV.h"
 #include "SPIRVSubtarget.h"
-#include "SPIRVTargetMachine.h"
 #include "SPIRVUtils.h"
 #include "llvm/CodeGen/IntrinsicLowering.h"
-#include "llvm/IR/IRBuilder.h"
 #include "llvm/IR/IntrinsicInst.h"
 #include "llvm/IR/Intrinsics.h"
-#include "llvm/IR/IntrinsicsSPIRV.h"
 #include "llvm/Transforms/Utils/Cloning.h"
 #include "llvm/Transforms/Utils/LowerMemIntrinsics.h"
 

llvm/lib/Target/SPIRV/SPIRVStructurizer.cpp

@@ -12,7 +12,6 @@
 #include "SPIRV.h"
 #include "SPIRVStructurizerWrapper.h"
 #include "SPIRVSubtarget.h"
-#include "SPIRVTargetMachine.h"
 #include "SPIRVUtils.h"
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/SmallPtrSet.h"
@@ -26,12 +25,10 @@
 #include "llvm/IR/IntrinsicsSPIRV.h"
 #include "llvm/IR/LegacyPassManager.h"
 #include "llvm/InitializePasses.h"
-#include "llvm/PassRegistry.h"
 #include "llvm/Transforms/Utils.h"
 #include "llvm/Transforms/Utils/Cloning.h"
 #include "llvm/Transforms/Utils/LoopSimplify.h"
 #include "llvm/Transforms/Utils/LowerMemIntrinsics.h"
-#include <queue>
 #include <stack>
 #include <unordered_set>
 

llvm/lib/Target/SPIRV/SPIRVSubtarget.cpp

@@ -17,7 +17,6 @@
 #include "SPIRVLegalizerInfo.h"
 #include "SPIRVRegisterBankInfo.h"
 #include "SPIRVTargetMachine.h"
-#include "llvm/MC/TargetRegistry.h"
 #include "llvm/TargetParser/Host.h"
 
 using namespace llvm;

llvm/lib/Target/SPIRV/SPIRVTargetMachine.cpp

@@ -12,7 +12,6 @@
 
 #include "SPIRVTargetMachine.h"
 #include "SPIRV.h"
-#include "SPIRVCallLowering.h"
 #include "SPIRVGlobalRegistry.h"
 #include "SPIRVLegalizerInfo.h"
 #include "SPIRVStructurizerWrapper.h"
@@ -24,15 +23,13 @@
 #include "llvm/CodeGen/GlobalISel/Legalizer.h"
 #include "llvm/CodeGen/GlobalISel/RegBankSelect.h"
 #include "llvm/CodeGen/Passes.h"
-#include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
 #include "llvm/CodeGen/TargetPassConfig.h"
 #include "llvm/InitializePasses.h"
 #include "llvm/MC/TargetRegistry.h"
 #include "llvm/Pass.h"
 #include "llvm/Passes/PassBuilder.h"
 #include "llvm/Target/TargetOptions.h"
 #include "llvm/Transforms/Scalar.h"
-#include "llvm/Transforms/Scalar/Reg2Mem.h"
 #include "llvm/Transforms/Utils.h"
 #include <optional>