|  | ; RUN: llc -verify-machineinstrs -mcpu=pwr7 < %s | FileCheck %s | 
|  | target datalayout = "E-m:e-i64:64-n32:64" | 
|  | target triple = "powerpc64-unknown-linux-gnu" | 
|  |  | 
|  | %"class.llvm::MachineOperand" = type { i8, [3 x i8], i64, i64*, i64 } | 
|  |  | 
|  | ; Function Attrs: nounwind | 
|  | define void @_ZN4llvm17ScheduleDAGInstrs14addPhysRegDepsEPNS_5SUnitEj() #0 align 2 { | 
|  |  | 
|  | ; If we were able to split out the indexing, the load with update should be | 
|  | ; removed (resulting in a nearly-empty output). | 
|  | ; CHECK-LABEL: @_ZN4llvm17ScheduleDAGInstrs14addPhysRegDepsEPNS_5SUnitEj | 
|  | ; CHECK-NOT: lhzu | 
|  |  | 
|  | entry: | 
|  | %0 = load %"class.llvm::MachineOperand"*, %"class.llvm::MachineOperand"** undef, align 8 | 
|  | br i1 undef, label %_ZNK4llvm14MachineOperand6getRegEv.exit, label %cond.false.i123 | 
|  |  | 
|  | cond.false.i123:                                  ; preds = %_ZN4llvm12MachineInstr10getOperandEj.exit | 
|  | unreachable | 
|  |  | 
|  | _ZNK4llvm14MachineOperand6getRegEv.exit:          ; preds = %_ZN4llvm12MachineInstr10getOperandEj.exit | 
|  | %IsDef.i = getelementptr inbounds %"class.llvm::MachineOperand", %"class.llvm::MachineOperand"* %0, i64 undef, i32 1 | 
|  | %1 = bitcast [3 x i8]* %IsDef.i to i24* | 
|  | %bf.load.i = load i24, i24* %1, align 1 | 
|  | %2 = and i24 %bf.load.i, 128 | 
|  | br i1 undef, label %for.cond.cleanup, label %for.body.lr.ph | 
|  |  | 
|  | for.body.lr.ph:                                   ; preds = %_ZNK4llvm14MachineOperand6getRegEv.exit | 
|  | %3 = zext i24 %2 to i32 | 
|  | br i1 undef, label %cond.false.i134, label %_ZNK4llvm18MCRegAliasIteratordeEv.exit | 
|  |  | 
|  | for.cond.cleanup:                                 ; preds = %_ZNK4llvm14MachineOperand6getRegEv.exit | 
|  | br i1 undef, label %_ZNK4llvm14MachineOperand5isDefEv.exit, label %cond.false.i129 | 
|  |  | 
|  | cond.false.i129:                                  ; preds = %for.cond.cleanup | 
|  | unreachable | 
|  |  | 
|  | _ZNK4llvm14MachineOperand5isDefEv.exit:           ; preds = %for.cond.cleanup | 
|  | br i1 undef, label %_ZNK4llvm14MachineOperand6getRegEv.exit247, label %cond.false.i244 | 
|  |  | 
|  | cond.false.i134:                                  ; preds = %for.body.lr.ph | 
|  | unreachable | 
|  |  | 
|  | _ZNK4llvm18MCRegAliasIteratordeEv.exit:           ; preds = %for.body.lr.ph | 
|  | unreachable | 
|  |  | 
|  | cond.false.i244:                                  ; preds = %_ZNK4llvm14MachineOperand5isDefEv.exit | 
|  | unreachable | 
|  |  | 
|  | _ZNK4llvm14MachineOperand6getRegEv.exit247:       ; preds = %_ZNK4llvm14MachineOperand5isDefEv.exit | 
|  | br i1 undef, label %if.then53, label %if.end55 | 
|  |  | 
|  | if.then53:                                        ; preds = %_ZNK4llvm14MachineOperand6getRegEv.exit247 | 
|  | unreachable | 
|  |  | 
|  | if.end55:                                         ; preds = %_ZNK4llvm14MachineOperand6getRegEv.exit247 | 
|  | br i1 undef, label %_ZNK4llvm14MachineOperand6isDeadEv.exit262, label %cond.false.i257 | 
|  |  | 
|  | cond.false.i257:                                  ; preds = %if.end55 | 
|  | unreachable | 
|  |  | 
|  | _ZNK4llvm14MachineOperand6isDeadEv.exit262:       ; preds = %if.end55 | 
|  | %bf.load.i259 = load i24, i24* %1, align 1 | 
|  | br i1 undef, label %if.then57, label %if.else59 | 
|  |  | 
|  | if.then57:                                        ; preds = %_ZNK4llvm14MachineOperand6isDeadEv.exit262 | 
|  | unreachable | 
|  |  | 
|  | if.else59:                                        ; preds = %_ZNK4llvm14MachineOperand6isDeadEv.exit262 | 
|  | br i1 undef, label %if.end89, label %if.then62 | 
|  |  | 
|  | if.then62:                                        ; preds = %if.else59 | 
|  | unreachable | 
|  |  | 
|  | if.end89:                                         ; preds = %if.else59 | 
|  | unreachable | 
|  | } | 
|  |  | 
|  | attributes #0 = { nounwind } | 
|  |  | 
|  |  |