1; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=fiji -enable-ipra=0 -verify-machineinstrs < %s | FileCheck -enable-var-scope --check-prefix=GCN %s 2; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=hawaii -enable-ipra=0 -verify-machineinstrs < %s | FileCheck -enable-var-scope --check-prefix=GCN %s 3 4%struct.ByValStruct = type { [4 x i32] } 5; Make sure the offset is folded and function's frame register is used 6; rather than the global scratch wave offset. 7; GCN-LABEL: {{^}}void_func_byval_struct_use_outside_entry_block: 8; GCN-NOT: v_lshrrev_b32 9; GCN-NOT: s_sub_u32 10 11; GCN: s_and_saveexec_b64 12; GCN: s_cbranch_execz [[BB1:.LBB[0-9]+_[0-9]+]] 13 14; GCN: buffer_load_dword [[LOAD0:v[0-9]+]], off, s[0:3], s32 glc{{$}} 15; GCN-NOT: s32 16; GCN: buffer_store_dword [[LOAD0]], off, s[0:3], s32{{$}} 17; GCN-NOT: s32 18 19; GCN: buffer_load_dword [[LOAD1:v[0-9]+]], off, s[0:3], s32 offset:16 glc{{$}} 20; GCN-NOT: s32 21; GCN: buffer_store_dword [[LOAD1]], off, s[0:3], s32 offset:16{{$}} 22; GCN-NOT: s32 23 24; GCN: [[BB1]] 25; GCN: s_or_b64 exec, exec 26define hidden void @void_func_byval_struct_use_outside_entry_block(ptr addrspace(5) byval(%struct.ByValStruct) noalias nocapture align 4 %arg0, ptr addrspace(5) byval(%struct.ByValStruct) noalias nocapture align 4 %arg1, i1 %cond) #1 { 27entry: 28 br i1 %cond, label %bb0, label %bb1 29 30bb0: 31 %tmp = load volatile i32, ptr addrspace(5) %arg0, align 4 32 %add = add nsw i32 %tmp, 1 33 store volatile i32 %add, ptr addrspace(5) %arg0, align 4 34 %tmp1 = load volatile i32, ptr addrspace(5) %arg1, align 4 35 %add3 = add nsw i32 %tmp1, 2 36 store volatile i32 %add3, ptr addrspace(5) %arg1, align 4 37 store volatile i32 9, ptr addrspace(1) null, align 4 38 br label %bb1 39 40bb1: 41 ret void 42} 43declare hidden void @external_void_func_void() #0 44 45declare void @llvm.lifetime.start.p5(i64, ptr addrspace(5) nocapture) #3 46declare void @llvm.lifetime.end.p5(i64, ptr addrspace(5) nocapture) #3 47 48attributes #0 = { nounwind } 49attributes #1 = { noinline norecurse nounwind } 50attributes #2 = { nounwind norecurse "frame-pointer"="all" } 51