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	A node's ordering is only propagated during legalization if (a) the new node does not have an ordering (is not a CSE'd node), or (b) the new node has an ordering that is higher than the node being legalized. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177465 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			32 lines
		
	
	
		
			673 B
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			32 lines
		
	
	
		
			673 B
		
	
	
	
		
			LLVM
		
	
	
	
	
	
| ; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s
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| 
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| ; Ensure source scheduling is working
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| 
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| define void @foo(i32* %a) {
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| ; CHECK: .func foo
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| ; CHECK: ld.u32
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| ; CHECK-NEXT: ld.u32
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| ; CHECK-NEXT: ld.u32
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| ; CHECK-NEXT: ld.u32
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| ; CHECK-NEXT: add.s32
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| ; CHECK-NEXT: add.s32
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| ; CHECK-NEXT: add.s32
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|   %ptr0 = getelementptr i32* %a, i32 0
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|   %val0 = load i32* %ptr0
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|   %ptr1 = getelementptr i32* %a, i32 1
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|   %val1 = load i32* %ptr1
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|   %ptr2 = getelementptr i32* %a, i32 2
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|   %val2 = load i32* %ptr2
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|   %ptr3 = getelementptr i32* %a, i32 3
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|   %val3 = load i32* %ptr3
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| 
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|   %t0 = add i32 %val0, %val1
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|   %t1 = add i32 %t0, %val2
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|   %t2 = add i32 %t1, %val3
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| 
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|   store i32 %t2, i32* %a
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| 
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|   ret void
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| }
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| 
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