187 lines
		
	
	
		
			6.9 KiB
		
	
	
	
		
			YAML
		
	
	
	
			
		
		
	
	
			187 lines
		
	
	
		
			6.9 KiB
		
	
	
	
		
			YAML
		
	
	
	
| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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| # RUN: llc -verify-machineinstrs -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -run-pass=regallocfast -o - %s | FileCheck -check-prefix=GCN %s
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| 
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| ---
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| name: self_loop_single_def_use
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| tracksRegLiveness: true
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| machineFunctionInfo:
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|   isEntryFunction: true
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|   scratchRSrcReg:  '$sgpr0_sgpr1_sgpr2_sgpr3'
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|   stackPtrOffsetReg: '$sgpr32'
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| body:             |
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|   ; GCN-LABEL: name: self_loop_single_def_use
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|   ; GCN: bb.0:
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|   ; GCN:   successors: %bb.1(0x80000000)
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|   ; GCN:   liveins: $vgpr0_vgpr1
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|   ; GCN:   SI_SPILL_V64_SAVE killed $vgpr0_vgpr1, %stack.0, $sgpr32, 0, implicit $exec :: (store 8 into %stack.0, align 4, addrspace 5)
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|   ; GCN: bb.1:
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|   ; GCN:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
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|   ; GCN:   $vgpr0_vgpr1 = SI_SPILL_V64_RESTORE %stack.0, $sgpr32, 0, implicit $exec :: (load 8 from %stack.0, align 4, addrspace 5)
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|   ; GCN:   renamable $vgpr2 = GLOBAL_LOAD_DWORD renamable $vgpr0_vgpr1, 0, 0, implicit $exec
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|   ; GCN:   GLOBAL_STORE_DWORD renamable $vgpr0_vgpr1, killed renamable $vgpr2, 0, 0, implicit $exec
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|   ; GCN:   S_CBRANCH_EXECZ %bb.1, implicit $exec
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|   ; GCN: bb.2:
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|   ; GCN:   S_ENDPGM 0
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|   bb.0:
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|     liveins: $vgpr0_vgpr1
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|     %0:vreg_64 = COPY $vgpr0_vgpr1
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| 
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|   bb.1:
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|     %1:vgpr_32 = GLOBAL_LOAD_DWORD %0, 0, 0, implicit $exec
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|     GLOBAL_STORE_DWORD %0, %1, 0, 0, implicit $exec
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|     S_CBRANCH_EXECZ %bb.1, implicit $exec
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| 
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|   bb.2:
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|     S_ENDPGM 0  
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| 
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| ...
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| 
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| ---
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| name: self_loop_multi_def
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| tracksRegLiveness: true
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| machineFunctionInfo:
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|   isEntryFunction: true
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|   scratchRSrcReg:  '$sgpr0_sgpr1_sgpr2_sgpr3'
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|   stackPtrOffsetReg: '$sgpr32'
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| body:             |
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|   ; GCN-LABEL: name: self_loop_multi_def
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|   ; GCN: bb.0:
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|   ; GCN:   successors: %bb.1(0x80000000)
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|   ; GCN:   liveins: $vgpr0_vgpr1
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|   ; GCN:   SI_SPILL_V64_SAVE killed $vgpr0_vgpr1, %stack.0, $sgpr32, 0, implicit $exec :: (store 8 into %stack.0, align 4, addrspace 5)
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|   ; GCN: bb.1:
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|   ; GCN:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
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|   ; GCN:   $vgpr0_vgpr1 = SI_SPILL_V64_RESTORE %stack.0, $sgpr32, 0, implicit $exec :: (load 8 from %stack.0, align 4, addrspace 5)
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|   ; GCN:   renamable $vgpr2 = GLOBAL_LOAD_DWORD renamable $vgpr0_vgpr1, 0, 0, implicit $exec
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|   ; GCN:   GLOBAL_STORE_DWORD renamable $vgpr0_vgpr1, renamable $vgpr2, 0, 0, implicit $exec
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|   ; GCN:   renamable $vgpr2 = GLOBAL_LOAD_DWORD renamable $vgpr0_vgpr1, 0, 0, implicit $exec
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|   ; GCN:   SI_SPILL_V32_SAVE $vgpr2, %stack.1, $sgpr32, 0, implicit $exec :: (store 4 into %stack.1, addrspace 5)
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|   ; GCN:   GLOBAL_STORE_DWORD renamable $vgpr0_vgpr1, renamable $vgpr2, 0, 0, implicit $exec
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|   ; GCN:   S_CBRANCH_EXECZ %bb.1, implicit $exec
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|   ; GCN: bb.2:
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|   ; GCN:   S_ENDPGM 0
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|   bb.0:
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|     liveins: $vgpr0_vgpr1
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|     %0:vreg_64 = COPY $vgpr0_vgpr1
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| 
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|   bb.1:
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|     %1:vgpr_32 = GLOBAL_LOAD_DWORD %0, 0, 0, implicit $exec
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|     GLOBAL_STORE_DWORD %0, %1, 0, 0, implicit $exec
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|     %1:vgpr_32 = GLOBAL_LOAD_DWORD %0, 0, 0, implicit $exec
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|     GLOBAL_STORE_DWORD %0, %1, 0, 0, implicit $exec
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|     S_CBRANCH_EXECZ %bb.1, implicit $exec
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| 
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|   bb.2:
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|     S_ENDPGM 0  
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| 
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| ...
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| 
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| # There's a single def inside the self loop, but it's also a use.
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| 
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| ---
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| name: self_loop_def_use_same_inst
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| tracksRegLiveness: true
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| machineFunctionInfo:
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|   isEntryFunction: true
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|   scratchRSrcReg:  '$sgpr0_sgpr1_sgpr2_sgpr3'
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|   stackPtrOffsetReg: '$sgpr32'
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| body:             |
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|   ; GCN-LABEL: name: self_loop_def_use_same_inst
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|   ; GCN: bb.0:
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|   ; GCN:   successors: %bb.1(0x80000000)
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|   ; GCN:   liveins: $vgpr0_vgpr1
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|   ; GCN:   SI_SPILL_V64_SAVE killed $vgpr0_vgpr1, %stack.0, $sgpr32, 0, implicit $exec :: (store 8 into %stack.0, align 4, addrspace 5)
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|   ; GCN: bb.1:
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|   ; GCN:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
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|   ; GCN:   $vgpr0_vgpr1 = SI_SPILL_V64_RESTORE %stack.0, $sgpr32, 0, implicit $exec :: (load 8 from %stack.0, align 4, addrspace 5)
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|   ; GCN:   renamable $vgpr2 = V_ADD_U32_e32 1, undef $vgpr0, implicit $exec
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|   ; GCN:   SI_SPILL_V32_SAVE $vgpr2, %stack.1, $sgpr32, 0, implicit $exec :: (store 4 into %stack.1, addrspace 5)
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|   ; GCN:   GLOBAL_STORE_DWORD renamable $vgpr0_vgpr1, renamable $vgpr2, 0, 0, implicit $exec
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|   ; GCN:   S_CBRANCH_EXECZ %bb.1, implicit $exec
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|   ; GCN: bb.2:
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|   ; GCN:   S_ENDPGM 0
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|   bb.0:
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|     liveins: $vgpr0_vgpr1
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|     %0:vreg_64 = COPY $vgpr0_vgpr1
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| 
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|   bb.1:
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|     %1:vgpr_32 = V_ADD_U32_e32 1, undef %1, implicit $exec
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|     GLOBAL_STORE_DWORD %0, %1, 0, 0, implicit $exec
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|     S_CBRANCH_EXECZ %bb.1, implicit $exec
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| 
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|   bb.2:
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|     S_ENDPGM 0  
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| 
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| ...
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| 
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| ---
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| name: self_loop_def_after_use
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| tracksRegLiveness: true
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| machineFunctionInfo:
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|   isEntryFunction: true
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|   scratchRSrcReg:  '$sgpr0_sgpr1_sgpr2_sgpr3'
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|   stackPtrOffsetReg: '$sgpr32'
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| body:             |
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|   ; GCN-LABEL: name: self_loop_def_after_use
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|   ; GCN: bb.0:
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|   ; GCN:   successors: %bb.1(0x80000000)
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|   ; GCN:   liveins: $vgpr0_vgpr1
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|   ; GCN:   SI_SPILL_V64_SAVE killed $vgpr0_vgpr1, %stack.0, $sgpr32, 0, implicit $exec :: (store 8 into %stack.0, align 4, addrspace 5)
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|   ; GCN: bb.1:
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|   ; GCN:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
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|   ; GCN:   $vgpr0_vgpr1 = SI_SPILL_V64_RESTORE %stack.0, $sgpr32, 0, implicit $exec :: (load 8 from %stack.0, align 4, addrspace 5)
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|   ; GCN:   GLOBAL_STORE_DWORD renamable $vgpr0_vgpr1, undef renamable $vgpr0, 0, 0, implicit $exec
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|   ; GCN:   renamable $vgpr0 = V_ADD_U32_e64 1, 1, 0, implicit $exec
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|   ; GCN:   SI_SPILL_V32_SAVE killed $vgpr0, %stack.1, $sgpr32, 0, implicit $exec :: (store 4 into %stack.1, addrspace 5)
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|   ; GCN:   S_CBRANCH_EXECZ %bb.1, implicit $exec
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|   ; GCN: bb.2:
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|   ; GCN:   S_ENDPGM 0
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|   bb.0:
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|     liveins: $vgpr0_vgpr1
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|     %0:vreg_64 = COPY $vgpr0_vgpr1
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| 
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|   bb.1:
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|     GLOBAL_STORE_DWORD %0, undef %1, 0, 0, implicit $exec
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|     %1:vgpr_32 = V_ADD_U32_e64 1, 1, 0, implicit $exec
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|     S_CBRANCH_EXECZ %bb.1, implicit $exec
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| 
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|   bb.2:
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|     S_ENDPGM 0  
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| 
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| ...
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| 
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| ---
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| name: self_loop_single_subreg_def_use
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| tracksRegLiveness: true
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| machineFunctionInfo:
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|   isEntryFunction: true
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|   scratchRSrcReg:  '$sgpr0_sgpr1_sgpr2_sgpr3'
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|   stackPtrOffsetReg: '$sgpr32'
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| body:             |
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|   ; GCN-LABEL: name: self_loop_single_subreg_def_use
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|   ; GCN: bb.0:
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|   ; GCN:   successors: %bb.1(0x80000000)
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|   ; GCN:   liveins: $vgpr0_vgpr1
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|   ; GCN:   SI_SPILL_V64_SAVE killed $vgpr0_vgpr1, %stack.0, $sgpr32, 0, implicit $exec :: (store 8 into %stack.0, align 4, addrspace 5)
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|   ; GCN: bb.1:
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|   ; GCN:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
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|   ; GCN:   $vgpr0_vgpr1 = SI_SPILL_V64_RESTORE %stack.0, $sgpr32, 0, implicit $exec :: (load 8 from %stack.0, align 4, addrspace 5)
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|   ; GCN:   undef renamable $vgpr3 = GLOBAL_LOAD_DWORD renamable $vgpr0_vgpr1, 0, 0, implicit $exec, implicit-def dead $vgpr2_vgpr3
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|   ; GCN:   GLOBAL_STORE_DWORD renamable $vgpr0_vgpr1, undef renamable $vgpr1, 0, 0, implicit $exec
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|   ; GCN:   S_CBRANCH_EXECZ %bb.1, implicit $exec
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|   ; GCN: bb.2:
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|   ; GCN:   S_ENDPGM 0
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|   bb.0:
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|     liveins: $vgpr0_vgpr1
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|     %0:vreg_64 = COPY $vgpr0_vgpr1
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| 
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|   bb.1:
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|     undef %1.sub1:vreg_64 = GLOBAL_LOAD_DWORD %0, 0, 0, implicit $exec
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|     GLOBAL_STORE_DWORD %0, undef %1.sub1, 0, 0, implicit $exec
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|     S_CBRANCH_EXECZ %bb.1, implicit $exec
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| 
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|   bb.2:
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|     S_ENDPGM 0  
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| 
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| ...
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