| ; RUN: opt < %s -passes=simplifycfg -simplifycfg-require-and-preserve-domtree=1 -disable-output |
| ; END. |
| |
| target datalayout = "e-m:o-p:32:32-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32" |
| target triple = "thumbv7-apple-ios9.0.0" |
| |
| %struct.anon = type { %struct.anon.0, i32, i32, %union.T1 } |
| %struct.anon.0 = type { i32, [256 x i32], [256 x i8] } |
| %union.T1 = type { %struct.F} |
| %struct.F = type { i32 } |
| |
| @U = internal global %struct.anon zeroinitializer, align 4 |
| |
| define void @main() { |
| entry: |
| %0 = load i32, ptr getelementptr inbounds (%struct.anon, ptr @U, i32 0, i32 2), align 4 |
| %cmp.i = icmp eq i32 %0, -1 |
| br i1 %cmp.i, label %if.then, label %if.end |
| |
| if.then: ; preds = %entry |
| br label %if.end |
| |
| if.end: ; preds = %entry, %if.then |
| %1 = load i32, ptr getelementptr inbounds (%struct.anon, ptr @U, i32 0, i32 2), align 4 |
| %bf.load = load i32, ptr getelementptr inbounds (%struct.anon, ptr @U, i32 0, i32 3, i32 0, i32 0), align 4 |
| %cmp = icmp slt i32 %0, 0 |
| br i1 %cmp, label %if.end7, label %cond.false |
| |
| cond.false: ; preds = %if.end |
| %add = and i32 %bf.load, 30 |
| %shl = add nuw nsw i32 %add, 2 |
| br label %if.end7 |
| |
| if.end7: ; preds = %if.end, %cond.false |
| %2 = icmp eq i32 %0, 1 |
| br i1 %2, label %if.then9, label %if.else10 |
| |
| if.then9: ; preds = %if.end7 |
| br label %if.end29 |
| |
| if.else10: ; preds = %if.end7 |
| %cmp11 = icmp ugt i32 %0, 13 |
| br i1 %cmp11, label %if.then12, label %if.else14 |
| |
| if.then12: ; preds = %if.else10 |
| br label %if.end26 |
| |
| if.else14: ; preds = %if.else10 |
| %tobool = icmp eq i1 %2, 0 |
| br i1 %tobool, label %lor.rhs, label %if.then18 |
| |
| lor.rhs: ; preds = %if.else14 |
| %tobool.not.i = icmp eq i1 %2, 0 |
| br i1 %tobool.not.i, label %if.else21, label %if.end.i54 |
| |
| if.end.i54: ; preds = %lor.rhs |
| br label %for.cond.i |
| |
| for.cond.i: ; preds = %if.end6.i, %if.end.i54 |
| %ix.0.i = phi i32 [ 0, %if.end.i54 ], [ %inc.i55, %if.end6.i ] |
| %ret.0.off0.i = phi i1 [ false, %if.end.i54 ], [ %.ret.0.off0.i, %if.end6.i ] |
| %cmp2.i = icmp ult i32 %ix.0.i, 2 |
| br i1 %cmp2.i, label %for.body.i, label %TmpSimpleNeedExt.exit |
| |
| for.body.i: ; preds = %for.cond.i |
| %arrayidx.i = getelementptr inbounds %struct.anon, ptr @U, i32 0, i32 0, i32 2, i32 %ix.0.i |
| %elt = load i8, ptr %arrayidx.i, align 1 |
| %cmp3.i = icmp sgt i8 %elt, 7 |
| br i1 %cmp3.i, label %if.else21, label %if.end6.i |
| |
| if.end6.i: ; preds = %for.body.i |
| %cmp10.i = icmp ugt i8 %elt, 59 |
| %.ret.0.off0.i = or i1 %ret.0.off0.i, %cmp10.i |
| %inc.i55 = add i32 %ix.0.i, 1 |
| br label %for.cond.i |
| |
| TmpSimpleNeedExt.exit: ; preds = %for.body.i |
| br i1 %ret.0.off0.i, label %if.then18, label %if.else21 |
| |
| if.then18: ; preds = %if.else14, %TmpSimpleNeedExt.exit |
| br label %if.end26 |
| |
| if.else21: ; preds = %for.body.i, %lor.rhs, %TmpSimpleNeedExt.exit |
| br label %if.end26 |
| |
| if.end26: ; preds = %if.then18, %if.else21, %if.then12 |
| %cmp.i51 = icmp slt i32 %0, 7 |
| br i1 %cmp.i51, label %if.then.i, label %if.end.i |
| |
| if.then.i: ; preds = %if.end26 |
| br label %if.end.i |
| |
| if.end.i: ; preds = %if.then.i, %if.end26 |
| br label %if.end29 |
| |
| if.then2.i: ; preds = %if.end.i |
| br label %if.end29 |
| |
| if.end29: ; preds = %if.end.i, %if.then2.i, %if.then9 |
| ret void |
| } |