1; RUN: opt < %s -simplifycfg -disable-output 2; END. 3 4target datalayout = "e-m:o-p:32:32-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32" 5target triple = "thumbv7-apple-ios9.0.0" 6 7%struct.anon = type { %struct.anon.0, i32, i32, %union.T1 } 8%struct.anon.0 = type { i32, [256 x i32], [256 x i8] } 9%union.T1 = type { %struct.F} 10%struct.F = type { i32 } 11 12@U = internal global %struct.anon zeroinitializer, align 4 13 14define void @main() { 15entry: 16 %0 = load i32, i32* getelementptr inbounds (%struct.anon, %struct.anon* @U, i32 0, i32 2), align 4 17 %cmp.i = icmp eq i32 %0, -1 18 br i1 %cmp.i, label %if.then, label %if.end 19 20if.then: ; preds = %entry 21 br label %if.end 22 23if.end: ; preds = %entry, %if.then 24 %1 = load i32, i32* getelementptr inbounds (%struct.anon, %struct.anon* @U, i32 0, i32 2), align 4 25 %bf.load = load i32, i32* getelementptr inbounds (%struct.anon, %struct.anon* @U, i32 0, i32 3, i32 0, i32 0), align 4 26 %cmp = icmp slt i32 %0, 0 27 br i1 %cmp, label %if.end7, label %cond.false 28 29cond.false: ; preds = %if.end 30 %add = and i32 %bf.load, 30 31 %shl = add nuw nsw i32 %add, 2 32 br label %if.end7 33 34if.end7: ; preds = %if.end, %cond.false 35 %2 = icmp eq i32 %0, 1 36 br i1 %2, label %if.then9, label %if.else10 37 38if.then9: ; preds = %if.end7 39 br label %if.end29 40 41if.else10: ; preds = %if.end7 42 %cmp11 = icmp ugt i32 %0, 13 43 br i1 %cmp11, label %if.then12, label %if.else14 44 45if.then12: ; preds = %if.else10 46 br label %if.end26 47 48if.else14: ; preds = %if.else10 49 %tobool = icmp eq i1 %2, 0 50 br i1 %tobool, label %lor.rhs, label %if.then18 51 52lor.rhs: ; preds = %if.else14 53 %tobool.not.i = icmp eq i1 %2, 0 54 br i1 %tobool.not.i, label %if.else21, label %if.end.i54 55 56if.end.i54: ; preds = %lor.rhs 57 br label %for.cond.i 58 59for.cond.i: ; preds = %if.end6.i, %if.end.i54 60 %ix.0.i = phi i32 [ 0, %if.end.i54 ], [ %inc.i55, %if.end6.i ] 61 %ret.0.off0.i = phi i1 [ false, %if.end.i54 ], [ %.ret.0.off0.i, %if.end6.i ] 62 %cmp2.i = icmp ult i32 %ix.0.i, 2 63 br i1 %cmp2.i, label %for.body.i, label %TmpSimpleNeedExt.exit 64 65for.body.i: ; preds = %for.cond.i 66 %arrayidx.i = getelementptr inbounds %struct.anon, %struct.anon* @U, i32 0, i32 0, i32 2, i32 %ix.0.i 67 %elt = load i8, i8* %arrayidx.i, align 1 68 %cmp3.i = icmp sgt i8 %elt, 7 69 br i1 %cmp3.i, label %if.else21, label %if.end6.i 70 71if.end6.i: ; preds = %for.body.i 72 %cmp10.i = icmp ugt i8 %elt, 59 73 %.ret.0.off0.i = or i1 %ret.0.off0.i, %cmp10.i 74 %inc.i55 = add i32 %ix.0.i, 1 75 br label %for.cond.i 76 77TmpSimpleNeedExt.exit: ; preds = %for.body.i 78 br i1 %ret.0.off0.i, label %if.then18, label %if.else21 79 80if.then18: ; preds = %if.else14, %TmpSimpleNeedExt.exit 81 br label %if.end26 82 83if.else21: ; preds = %for.body.i, %lor.rhs, %TmpSimpleNeedExt.exit 84 br label %if.end26 85 86if.end26: ; preds = %if.then18, %if.else21, %if.then12 87 %cmp.i51 = icmp slt i32 %0, 7 88 br i1 %cmp.i51, label %if.then.i, label %if.end.i 89 90if.then.i: ; preds = %if.end26 91 br label %if.end.i 92 93if.end.i: ; preds = %if.then.i, %if.end26 94 br label %if.end29 95 96if.then2.i: ; preds = %if.end.i 97 br label %if.end29 98 99if.end29: ; preds = %if.end.i, %if.then2.i, %if.then9 100 ret void 101} 102