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	checking whether AnalyzeBranch disagrees with the CFG directly, rather than looking for EH_LABEL instructions. EH_LABEL instructions aren't always at the end of the block, due to FP_REG_KILL and other things. This fixes an infinite loop compiling MultiSource/Benchmarks/Bullet. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96611 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			46 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			46 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
| ; RUN: llc < %s
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| 
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| ; CodePlacementOpt shouldn't try to modify this loop because
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| ; it involves EH edges.
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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-n8:16:32"
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| target triple = "i386-apple-darwin10.0"
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| 
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| define void @foo() {
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| invcont5:
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|   br label %bb15
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| 
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| .noexc3:                                          ; preds = %bb15
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|   br i1 undef, label %bb18.i5.i, label %bb15
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| 
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| .noexc6.i.i:                                      ; preds = %bb18.i5.i
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|   %tmp2021 = invoke float @cosf(float 0.000000e+00) readonly
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|           to label %bb18.i5.i unwind label %lpad.i.i ; <float> [#uses=0]
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| 
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| bb18.i5.i:                                        ; preds = %.noexc6.i.i, %bb51.i
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|   %tmp2019 = invoke float @sinf(float 0.000000e+00) readonly
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|           to label %.noexc6.i.i unwind label %lpad.i.i ; <float> [#uses=0]
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| 
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| lpad.i.i:                                         ; preds = %bb18.i5.i, %.noexc6.i.i
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|   %eh_ptr.i.i = call i8* @llvm.eh.exception()     ; <i8*> [#uses=1]
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|   unreachable
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| 
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| lpad59.i:                                         ; preds = %bb15
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|   %eh_ptr60.i = call i8* @llvm.eh.exception()     ; <i8*> [#uses=1]
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|   unreachable
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| 
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| bb15:                                             ; preds = %.noexc3, %invcont5
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|   invoke fastcc void @_ZN28btHashedOverlappingPairCacheC2Ev()
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|           to label %.noexc3 unwind label %lpad59.i
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| }
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| 
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| declare i8* @llvm.eh.exception() nounwind readonly
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| 
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| declare i32 @llvm.eh.selector(i8*, i8*, ...) nounwind
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| 
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| declare float @sinf(float) readonly
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| 
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| declare float @cosf(float) readonly
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| 
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| declare fastcc void @_ZN28btHashedOverlappingPairCacheC2Ev() align 2
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