22 lines
		
	
	
		
			643 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			22 lines
		
	
	
		
			643 B
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: llc -verify-machineinstrs -o - %s | FileCheck %s
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target triple = "x86_64--"
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; This function gets a AL live-in and at same time saves+restores RAX. We must
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; not add a kill flag to the "PUSHQ %rax" or the machine verifier will complain.
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; CHECK-LABEL: test:
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; CHECK: pushq %rax
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; CHECK: testb %al, %al
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; CHECK: je .LBB
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define void @test(i64 %a, i8* %b, ...)  {
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entry:
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  %bar = alloca i8
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  call void @llvm.va_start(i8* %bar)
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  call void @llvm.eh.unwind.init()
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  call void @llvm.eh.return.i64(i64 %a, i8* %b)
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  unreachable
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}
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declare void @llvm.eh.return.i64(i64, i8*)
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declare void @llvm.eh.unwind.init()
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declare void @llvm.va_start(i8*)
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