25 lines
		
	
	
		
			708 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			25 lines
		
	
	
		
			708 B
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s -tailcallopt=false | FileCheck %s
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| ; CHECK: movl 8(%esp), %eax 
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| ; CHECK: movl 8(%esp), %eax 
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| ; CHECK-NOT: movl 8(%esp), %eax 
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| 
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| ; PR3122
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| ; rdar://6400815
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| 
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| ; byval requires a copy, even with fastcc.
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| 
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| target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
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| target triple = "i386-apple-darwin9.5"
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| 	%struct.MVT = type { i32 }
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| 
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| define fastcc i32 @bar() nounwind {
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| 	%V = alloca %struct.MVT
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| 	%a = getelementptr %struct.MVT, %struct.MVT* %V, i32 0, i32 0
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| 	store i32 1, i32* %a
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| 	call fastcc void @foo(%struct.MVT* byval %V) nounwind
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| 	%t = load i32, i32* %a
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| 	ret i32 %t
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| }
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| 
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| declare fastcc void @foo(%struct.MVT* byval)
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