53 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			53 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=fiji -enable-ipra=0 -verify-machineinstrs < %s | FileCheck -enable-var-scope --check-prefix=GCN %s
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| ; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=hawaii -enable-ipra=0 -verify-machineinstrs < %s | FileCheck -enable-var-scope --check-prefix=GCN %s
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| 
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| %struct.ByValStruct = type { [4 x i32] }
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| ; Make sure the offset is folded and function's frame register is used
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| ; rather than the global scratch wave offset.
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| ; GCN-LABEL: {{^}}void_func_byval_struct_use_outside_entry_block:
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| ; GCN-NOT: v_lshrrev_b32
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| ; GCN-NOT: s_sub_u32
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| 
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| ; GCN: s_and_saveexec_b64
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| ; GCN: s_cbranch_execz [[BB1:BB[0-9]+_[0-9]+]]
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| 
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| ; GCN: buffer_load_dword [[LOAD0:v[0-9]+]], off, s[0:3], s32 glc{{$}}
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| ; GCN-NOT: s32
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| ; GCN: buffer_store_dword [[LOAD0]], off, s[0:3], s32{{$}}
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| ; GCN-NOT: s32
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| 
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| ; GCN: buffer_load_dword [[LOAD1:v[0-9]+]], off, s[0:3], s32 offset:16 glc{{$}}
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| ; GCN-NOT: s32
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| ; GCN: buffer_store_dword [[LOAD1]], off, s[0:3], s32 offset:16{{$}}
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| ; GCN-NOT: s32
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| 
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| ; GCN: [[BB1]]
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| ; GCN: s_or_b64 exec, exec
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| define hidden void @void_func_byval_struct_use_outside_entry_block(%struct.ByValStruct addrspace(5)* byval(%struct.ByValStruct) noalias nocapture align 4 %arg0, %struct.ByValStruct addrspace(5)* byval(%struct.ByValStruct) noalias nocapture align 4 %arg1, i1 %cond) #1 {
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| entry:
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|   br i1 %cond, label %bb0, label %bb1
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| 
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| bb0:
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|   %arrayidx = getelementptr inbounds %struct.ByValStruct, %struct.ByValStruct addrspace(5)* %arg0, i32 0, i32 0, i32 0
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|   %tmp = load volatile i32, i32 addrspace(5)* %arrayidx, align 4
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|   %add = add nsw i32 %tmp, 1
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|   store volatile i32 %add, i32 addrspace(5)* %arrayidx, align 4
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|   %arrayidx2 = getelementptr inbounds %struct.ByValStruct, %struct.ByValStruct addrspace(5)* %arg1, i32 0, i32 0, i32 0
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|   %tmp1 = load volatile i32, i32 addrspace(5)* %arrayidx2, align 4
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|   %add3 = add nsw i32 %tmp1, 2
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|   store volatile i32 %add3, i32 addrspace(5)* %arrayidx2, align 4
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|   store volatile i32 9, i32 addrspace(1)* null, align 4
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|   br label %bb1
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| 
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| bb1:
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|   ret void
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| }
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| declare hidden void @external_void_func_void() #0
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| 
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| declare void @llvm.lifetime.start.p5i8(i64, i8 addrspace(5)* nocapture) #3
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| declare void @llvm.lifetime.end.p5i8(i64, i8 addrspace(5)* nocapture) #3
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| 
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| attributes #0 = { nounwind }
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| attributes #1 = { noinline norecurse nounwind }
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| attributes #2 = { nounwind norecurse "frame-pointer"="all" }
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