forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			42 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			YAML
		
	
	
	
			
		
		
	
	
			42 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			YAML
		
	
	
	
# RUN: llc -mtriple=aarch64-none-linux-gnu -start-after machine-sink -stop-after machine-sink -o /dev/null %s | FileCheck %s
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--- |
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  @var = global i64 0
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  @local_addr = global i64* null
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  define void @stack_local() {
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  entry:
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    %local_var = alloca i64
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    %val = load i64, i64* @var
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    store i64 %val, i64* %local_var
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    store i64* %local_var, i64** @local_addr
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    ret void
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  }  
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...
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---
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name:            stack_local
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isSSA:           true
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tracksRegLiveness: true
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registers:
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  - { id: 0, class: gpr64common }
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  - { id: 1, class: gpr64 }
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  - { id: 2, class: gpr64common }
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  - { id: 3, class: gpr64common }
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frameInfo:
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  maxAlignment:    8
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# CHECK-LABEL: stack_local
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# CHECK: stack:
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# CHECK_NEXT: { id:0, name:local_var, offset:0, size:8, alignment:8, local-offset: -8 }
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stack:
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  - { id: 0,name: local_var,offset: 0,size: 8,alignment: 8, local-offset: -8 }
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body: |
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  bb.0.entry:
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    %0 = ADRP @var
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    %1 = LDRXui killed %0, @var :: (load 8 from @var)
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    STRXui killed %1, %stack.0.local_var, 0 :: (store 8 into %ir.local_var)
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    %2 = ADRP @local_addr
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    %3 = ADDXri %stack.0.local_var, 0, 0
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    STRXui killed %3, killed %2, @local_addr :: (store 8 into @local_addr)
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    RET_ReallyLR  
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...
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