24 lines
		
	
	
		
			607 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			24 lines
		
	
	
		
			607 B
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s | FileCheck %s
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| target triple = "arm64-apple-ios7.0"
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| 
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| define i64 @foo(i64* nocapture readonly %ptr, i64 %a, i64 %b, i64 %c) local_unnamed_addr #0 {
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| ; CHECK: ldr     w8, [x0, #4]
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| ; CHECK: lsr     x9, x1, #32
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| ; CHECK: cmn             x3, x2
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| ; CHECK: mul             x8, x8, x9
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| ; CHECK: cinc     x0, x8, hs
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| ; CHECK: ret
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| entry:
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|   %0 = lshr i64 %a, 32
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|   %1 = load i64, i64* %ptr, align 8
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|   %2 = lshr i64 %1, 32
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|   %3 = mul nuw i64 %2, %0
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|   %4 = add i64 %c, %b
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|   %5 = icmp ult i64 %4, %c
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|   %6 = zext i1 %5 to i64
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|   %7 = add i64 %3, %6
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|   ret i64 %7
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| }
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| 
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| attributes #0 = { norecurse nounwind readonly }
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