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      1 ; RUN: llc < %s -mtriple=thumbv7-apple-darwin10 -relocation-model=pic -disable-fp-elim -mcpu=cortex-a8 | FileCheck %s
      2 
      3 ; Do not form Thumb2 ldrd / strd if the offset is not multiple of 4.
      4 ; rdar://9133587
      5 
      6 %struct.Outer = type { i32, [2 x %"struct.Outer::Inner"] }
      7 %"struct.Outer::Inner" = type { i32, i32, i8, i8 }
      8 
      9 @oStruct = external global %struct.Outer, align 4
     10 
     11 define void @main() nounwind {
     12 ; CHECK: main:
     13 ; CHECK-NOT: ldrd
     14 ; CHECK: mul
     15 for.body.lr.ph:
     16   br label %for.body
     17 
     18 for.body:                                         ; preds = %_Z14printIsNotZeroi.exit17.for.body_crit_edge, %for.body.lr.ph
     19   %tmp3 = phi i1 [ false, %for.body.lr.ph ], [ %phitmp27, %_Z14printIsNotZeroi.exit17.for.body_crit_edge ]
     20   %i.022 = phi i32 [ 0, %for.body.lr.ph ], [ %inc, %_Z14printIsNotZeroi.exit17.for.body_crit_edge ]
     21   %x = getelementptr %struct.Outer* @oStruct, i32 0, i32 1, i32 %i.022, i32 0
     22   %y = getelementptr %struct.Outer* @oStruct, i32 0, i32 1, i32 %i.022, i32 1
     23   %inc = add i32 %i.022, 1
     24   %tmp8 = load i32* %x, align 4, !tbaa !0
     25   %tmp11 = load i32* %y, align 4, !tbaa !0
     26   %mul = mul nsw i32 %tmp11, %tmp8
     27   %tobool.i14 = icmp eq i32 %mul, 0
     28   br i1 %tobool.i14, label %_Z14printIsNotZeroi.exit17, label %if.then.i16
     29 
     30 if.then.i16:                                      ; preds = %_Z14printIsNotZeroi.exit
     31   unreachable
     32 
     33 _Z14printIsNotZeroi.exit17:                       ; preds = %_Z14printIsNotZeroi.exit
     34   br label %_Z14printIsNotZeroi.exit17.for.body_crit_edge
     35 
     36 _Z14printIsNotZeroi.exit17.for.body_crit_edge:    ; preds = %_Z14printIsNotZeroi.exit17
     37   %b.phi.trans.insert = getelementptr %struct.Outer* @oStruct, i32 0, i32 1, i32 %inc, i32 3
     38   %tmp3.pre = load i8* %b.phi.trans.insert, align 1, !tbaa !3
     39   %phitmp27 = icmp eq i8 undef, 0
     40   br label %for.body
     41 
     42 for.end:                                          ; preds = %_Z14printIsNotZeroi.exit17
     43   ret void
     44 }
     45 
     46 !0 = metadata !{metadata !"int", metadata !1}
     47 !1 = metadata !{metadata !"omnipotent char", metadata !2}
     48 !2 = metadata !{metadata !"Simple C/C++ TBAA", null}
     49 !3 = metadata !{metadata !"bool", metadata !1}
     50