forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			53 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			53 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s
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| ;; Formerly crashed, see PR 1508
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| target datalayout = "E-p:64:64:64-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-f128:64:128"
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| target triple = "powerpc64-apple-darwin8"
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| 	%struct.Range = type { i64, i64 }
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| 
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| define void @Bork(i64 %range.0.0, i64 %range.0.1, i64 %size) {
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| entry:
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| 	%effectiveRange = alloca %struct.Range, align 8		; <%struct.Range*> [#uses=2]
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| 	%tmp4 = call i8* @llvm.stacksave()		; <i8*> [#uses=1]
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| 	%size1 = trunc i64 %size to i32		; <i32> [#uses=1]
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| 	%tmp17 = alloca i8*, i32 %size1		; <i8**> [#uses=1]
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| 	invoke void @Foo(i8** %tmp17)
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| 			to label %bb30.preheader unwind label %unwind
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| 
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| bb30.preheader:		; preds = %entry
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| 	%tmp26 = getelementptr %struct.Range* %effectiveRange, i64 0, i32 1		; <i64*> [#uses=1]
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| 	br label %bb30
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| 
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| unwind:		; preds = %cond_true, %entry
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|         %exn = landingpad {i8*, i32} personality i32 (...)* @__gxx_personality_v0
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|                  catch i8* null
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| 	call void @llvm.stackrestore(i8* %tmp4)
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|         resume { i8*, i32 } %exn
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| 
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| invcont23:		; preds = %cond_true
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| 	%tmp27 = load i64* %tmp26, align 8		; <i64> [#uses=1]
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| 	%tmp28 = sub i64 %range_addr.1.0, %tmp27		; <i64> [#uses=1]
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| 	br label %bb30
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| 
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| bb30:		; preds = %invcont23, %bb30.preheader
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| 	%range_addr.1.0 = phi i64 [ %tmp28, %invcont23 ], [ %range.0.1, %bb30.preheader ]		; <i64> [#uses=2]
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| 	%tmp33 = icmp eq i64 %range_addr.1.0, 0		; <i1> [#uses=1]
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| 	br i1 %tmp33, label %cleanup, label %cond_true
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| 
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| cond_true:		; preds = %bb30
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| 	invoke void @Bar(i64 %range.0.0, %struct.Range* %effectiveRange)
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| 			to label %invcont23 unwind label %unwind
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| 
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| cleanup:		; preds = %bb30
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| 	ret void
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| }
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| 
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| declare i8* @llvm.stacksave() nounwind
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| 
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| declare void @Foo(i8**)
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| 
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| declare void @Bar(i64, %struct.Range*)
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| 
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| declare void @llvm.stackrestore(i8*) nounwind
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| 
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| declare i32 @__gxx_personality_v0(...)
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