[AMDGPU] Remove SIAddIMGInit pass which is now unused

Differential Revision: https://reviews.llvm.org/D99748

Author: jayfoad

llvm/lib/Target/AMDGPU/AMDGPU.h

@@ -50,7 +50,6 @@ FunctionPass *createSIAnnotateControlFlowPass();
 FunctionPass *createSIFoldOperandsPass();
 FunctionPass *createSIPeepholeSDWAPass();
 FunctionPass *createSILowerI1CopiesPass();
-FunctionPass *createSIAddIMGInitPass();
 FunctionPass *createSIShrinkInstructionsPass();
 FunctionPass *createSILoadStoreOptimizerPass();
 FunctionPass *createSIWholeQuadModePass();
@@ -222,9 +221,6 @@ extern char &AMDGPUSimplifyLibCallsID;
 void initializeAMDGPUUseNativeCallsPass(PassRegistry &);
 extern char &AMDGPUUseNativeCallsID;
 
-void initializeSIAddIMGInitPass(PassRegistry &);
-extern char &SIAddIMGInitID;
-
 void initializeAMDGPUPerfHintAnalysisPass(PassRegistry &);
 extern char &AMDGPUPerfHintAnalysisID;
 

llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp

@@ -264,7 +264,6 @@ extern "C" LLVM_EXTERNAL_VISIBILITY void LLVMInitializeAMDGPUTarget() {
   initializeAMDGPUPrintfRuntimeBindingPass(*PR);
   initializeGCNRegBankReassignPass(*PR);
   initializeGCNNSAReassignPass(*PR);
-  initializeSIAddIMGInitPass(*PR);
 }
 
 static std::unique_ptr<TargetLoweringObjectFile> createTLOF(const Triple &TT) {

llvm/lib/Target/AMDGPU/CMakeLists.txt

@@ -110,7 +110,6 @@ add_llvm_target(AMDGPUCodeGen
   R600OptimizeVectorRegisters.cpp
   R600Packetizer.cpp
   R600RegisterInfo.cpp
-  SIAddIMGInit.cpp
   SIAnnotateControlFlow.cpp
   SIFixSGPRCopies.cpp
   SIFixVGPRCopies.cpp