forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			52 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			52 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llvm-as < %s | llc -march=arm
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| %str = internal constant [7 x ubyte] c"%d %d\0A\00"		; <[7 x ubyte]*> [#uses=1]
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| 
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| implementation   ; Functions:
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| 
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| void %f(int %a, ...) {
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| entry:
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| 	%a = cast int %a to uint		; <uint> [#uses=1]
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| 	%l1 = alloca sbyte*, align 4		; <sbyte**> [#uses=5]
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| 	%l2 = alloca sbyte*, align 4		; <sbyte**> [#uses=4]
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| 	%memtmp = alloca sbyte*		; <sbyte**> [#uses=2]
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| 	call void %llvm.va_start( sbyte** %l1 )
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| 	%tmp22 = seteq int %a, 0		; <bool> [#uses=1]
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| 	%tmp23 = volatile load sbyte** %l1		; <sbyte*> [#uses=2]
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| 	br bool %tmp22, label %bb8, label %bb
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| 
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| bb:		; preds = %bb, %entry
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| 	%indvar = phi uint [ 0, %entry ], [ %indvar.next, %bb ]		; <uint> [#uses=1]
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| 	%tmp.0 = phi sbyte* [ %tmp23, %entry ], [ %tmp, %bb ]		; <sbyte*> [#uses=2]
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| 	%tmp2 = getelementptr sbyte* %tmp.0, int 4		; <sbyte*> [#uses=1]
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| 	volatile store sbyte* %tmp2, sbyte** %l1
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| 	%tmp3 = cast sbyte* %tmp.0 to int*		; <int*> [#uses=1]
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| 	%tmp = load int* %tmp3		; <int> [#uses=1]
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| 	%tmp = volatile load sbyte** %l1		; <sbyte*> [#uses=2]
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| 	%indvar.next = add uint %indvar, 1		; <uint> [#uses=2]
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| 	%exitcond = seteq uint %indvar.next, %a		; <bool> [#uses=1]
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| 	br bool %exitcond, label %bb8, label %bb
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| 
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| bb8:		; preds = %bb, %entry
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| 	%p1.0.1 = phi int [ undef, %entry ], [ %tmp, %bb ]		; <int> [#uses=1]
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| 	%tmp.1 = phi sbyte* [ %tmp23, %entry ], [ %tmp, %bb ]		; <sbyte*> [#uses=1]
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| 	store sbyte* %tmp.1, sbyte** %memtmp
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| 	call void %llvm.va_copy( sbyte** %l2, sbyte** %memtmp )
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| 	%tmp10 = volatile load sbyte** %l2		; <sbyte*> [#uses=2]
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| 	%tmp12 = getelementptr sbyte* %tmp10, int 4		; <sbyte*> [#uses=1]
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| 	volatile store sbyte* %tmp12, sbyte** %l2
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| 	%tmp13 = cast sbyte* %tmp10 to int*		; <int*> [#uses=1]
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| 	%tmp14 = load int* %tmp13		; <int> [#uses=1]
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| 	%tmp17 = call int (ubyte*, ...)* %printf( ubyte* getelementptr ([7 x ubyte]* %str, int 0, uint 0), int %p1.0.1, int %tmp14 )		; <int> [#uses=0]
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| 	call void %llvm.va_end( sbyte** %l1 )
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| 	call void %llvm.va_end( sbyte** %l2 )
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| 	ret void
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| }
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| 
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| declare void %llvm.va_start(sbyte**)
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| 
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| declare void %llvm.va_copy(sbyte**, sbyte**)
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| 
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| declare int %printf(ubyte*, ...)
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| 
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| declare void %llvm.va_end(sbyte**)
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