234   Instruction *inst = m->lookupByName("__GPUBlock");  in DecorateGlobalBuffer()  local
235   if (inst == nullptr) {  in DecorateGlobalBuffer()
239   VariableInst *bufferVar = static_cast<VariableInst *>(inst);  in DecorateGlobalBuffer()
319     Instruction *inst = m->lookupByName(A.VarName.c_str());  in DecorateGlobalBuffer()  local
320     if (inst == nullptr) {  in DecorateGlobalBuffer()
323     VariableInst *bufferVar = static_cast<VariableInst *>(inst);  in DecorateGlobalBuffer()
346   void visit(TypePointerInst *inst) override {  in visit()  argument
347     matchAndReplace(inst->mOperand1);  in visit()
350   void visit(TypeForwardPointerInst *inst) override {  in visit()  argument
351     matchAndReplace(inst->mOperand2);  in visit()
354   void visit(VariableInst *inst) override { matchAndReplace(inst->mOperand1); }  in visit()  argument