|  | ; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s | 
|  |  | 
|  | ; GCN-LABEL: {{^}}zext_or_operand_i64: | 
|  | ; GCN: buffer_load_dwordx2 v{{\[}}[[LO:[0-9]+]]:[[HI:[0-9]+]]{{\]}} | 
|  | ; GCN: buffer_load_dword v[[LD32:[0-9]+]] | 
|  | ; GCN-NOT: _or_ | 
|  | ; GCN-NOT: v[[HI]] | 
|  | ; GCN-NOT: v_mov_b32_e32 v{{[0-9]+}}, 0 | 
|  | ; GCN: v_or_b32_e32 v[[LO]], v[[LO]], v[[LD32]] | 
|  | ; GCN-NOT: _or_ | 
|  | ; GCN-NOT: v[[HI]] | 
|  | ; GCN-NOT: v_mov_b32_e32 v{{[0-9]+}}, 0 | 
|  | ; GCN: buffer_store_dwordx2 v{{\[}}[[LO]]:[[HI]]{{\]}} | 
|  | define amdgpu_kernel void @zext_or_operand_i64(i64 addrspace(1)* %out, i64 addrspace(1)* %in0, i32 addrspace(1)* %in1) { | 
|  | %ld.64 = load volatile i64, i64 addrspace(1)* %in0 | 
|  | %ld.32 = load volatile i32, i32 addrspace(1)* %in1 | 
|  | %ext = zext i32 %ld.32 to i64 | 
|  | %or = or i64 %ld.64, %ext | 
|  | store i64 %or, i64 addrspace(1)* %out | 
|  | ret void | 
|  | } | 
|  |  | 
|  | ; GCN-LABEL: {{^}}zext_or_operand_commute_i64: | 
|  | ; GCN: buffer_load_dwordx2 v{{\[}}[[LO:[0-9]+]]:[[HI:[0-9]+]]{{\]}} | 
|  | ; GCN: buffer_load_dword v[[LD32:[0-9]+]] | 
|  | ; GCN-NOT: _or_ | 
|  | ; GCN-NOT: v[[HI]] | 
|  | ; GCN-NOT: v_mov_b32_e32 v{{[0-9]+}}, 0 | 
|  | ; GCN: v_or_b32_e32 v[[LO]], v[[LO]], v[[LD32]] | 
|  | ; GCN-NOT: v[[HI]] | 
|  | ; GCN-NOT: _or_ | 
|  | ; GCN-NOT: v_mov_b32_e32 v{{[0-9]+}}, 0 | 
|  | ; GCN: buffer_store_dwordx2 v{{\[}}[[LO]]:[[HI]]{{\]}} | 
|  | define amdgpu_kernel void @zext_or_operand_commute_i64(i64 addrspace(1)* %out, i64 addrspace(1)* %in0, i32 addrspace(1)* %in1) { | 
|  | %ld.64 = load volatile i64, i64 addrspace(1)* %in0 | 
|  | %ld.32 = load volatile i32, i32 addrspace(1)* %in1 | 
|  | %ext = zext i32 %ld.32 to i64 | 
|  | %or = or i64 %ext, %ld.64 | 
|  | store i64 %or, i64 addrspace(1)* %out | 
|  | ret void | 
|  | } |