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