33 lines
		
	
	
		
			781 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			33 lines
		
	
	
		
			781 B
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: llc < %s -mtriple=i686-linux | FileCheck %s
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; Check the register copy comes after the call to f and before the call to g
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; PR3784
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declare i32 @f()
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declare i32 @g()
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define i32 @phi() {
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entry:
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	%a = call i32 @f()		; <i32> [#uses=1]
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	%b = invoke i32 @g()
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			to label %cont unwind label %lpad		; <i32> [#uses=1]
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cont:		; preds = %entry
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	%x = phi i32 [ %b, %entry ]		; <i32> [#uses=0]
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	%aa = call i32 @g()		; <i32> [#uses=1]
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	%bb = invoke i32 @g()
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			to label %cont2 unwind label %lpad		; <i32> [#uses=1]
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cont2:		; preds = %cont
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	%xx = phi i32 [ %bb, %cont ]		; <i32> [#uses=1]
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	ret i32 %xx
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lpad:		; preds = %cont, %entry
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	%y = phi i32 [ %a, %entry ], [ %aa, %cont ]		; <i32> [#uses=1]
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	ret i32 %y
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}
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; CHECK: call{{.*}}f
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; CHECK-NEXT: Ltmp0:
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; CHECK-NEXT: movl %eax, %esi
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