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1// DEFINE: %{entry_point} = test_load_store_zaq02// DEFINE: %{compile} = mlir-opt %s -test-lower-to-arm-sme -test-lower-to-llvm3// DEFINE: %{run} = %mcr_aarch64_cmd \4// DEFINE:  -march=aarch64 -mattr=+sve,+sme \5// DEFINE:  -e %{entry_point} -entry-point-result=void \6// DEFINE:  -shared-libs=%native_mlir_runner_utils,%native_mlir_c_runner_utils,%native_arm_sme_abi_shlib7 8// RUN: %{compile} | %{run} | FileCheck %s9 10func.func @print_i8s(%bytes: memref<?xi8>, %len: index) {11  %c0 = arith.constant 0 : index12  %c16 = arith.constant 16 : index13  scf.for %i = %c0 to %len step %c16 {14    %v = vector.load %bytes[%i] : memref<?xi8>, vector<16xi8>15    vector.print %v : vector<16xi8>16  }17  return18}19 20func.func @vector_copy_i128(%src: memref<?x?xi128>, %dst: memref<?x?xi128>) {21  %c0 = arith.constant 0 : index22  %tile = vector.load %src[%c0, %c0] : memref<?x?xi128>, vector<[1]x[1]xi128>23  vector.store %tile, %dst[%c0, %c0] : memref<?x?xi128>, vector<[1]x[1]xi128>24  return25}26 27func.func @test_load_store_zaq0() {28  %c0 = arith.constant 0 : index29  %min_elts_q = arith.constant 1 : index30  %bytes_per_128_bit = arith.constant 16 : index31 32  /// Calculate the size of an 128-bit tile, e.g. ZA{n}.q, in bytes:33  %vscale = vector.vscale34  %svl_q = arith.muli %min_elts_q, %vscale : index35  %zaq_size = arith.muli %svl_q, %svl_q : index36  %zaq_size_bytes = arith.muli %zaq_size, %bytes_per_128_bit : index37 38  /// Allocate memory for two 128-bit tiles (A and B) and fill them a constant.39  /// The tiles are allocated as bytes so we can fill and print them, as there's40  /// very little that can be done with 128-bit types directly.41  %tile_a_bytes = memref.alloca(%zaq_size_bytes) {alignment = 16} : memref<?xi8>42  %tile_b_bytes = memref.alloca(%zaq_size_bytes) {alignment = 16} : memref<?xi8>43  %fill_a_i8 = arith.constant 7 : i844  %fill_b_i8 = arith.constant 64 : i845  linalg.fill ins(%fill_a_i8 : i8) outs(%tile_a_bytes : memref<?xi8>)46  linalg.fill ins(%fill_b_i8 : i8) outs(%tile_b_bytes : memref<?xi8>)47 48  /// Get an 128-bit view of the memory for tiles A and B:49  %tile_a = memref.view %tile_a_bytes[%c0][%svl_q, %svl_q] :50    memref<?xi8> to memref<?x?xi128>51  %tile_b = memref.view %tile_b_bytes[%c0][%svl_q, %svl_q] :52    memref<?xi8> to memref<?x?xi128>53 54  // CHECK-LABEL: INITIAL TILE A:55  // CHECK: ( 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7 )56  vector.print str "INITIAL TILE A:\n"57  func.call @print_i8s(%tile_a_bytes, %zaq_size_bytes) : (memref<?xi8>, index) -> ()58  vector.print punctuation <newline>59 60  // CHECK-LABEL: INITIAL TILE B:61  // CHECK: ( 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64 )62  vector.print str "INITIAL TILE B:\n"63  func.call @print_i8s(%tile_b_bytes, %zaq_size_bytes) : (memref<?xi8>, index) -> ()64  vector.print punctuation <newline>65 66  /// Load tile A and store it to tile B:67  func.call @vector_copy_i128(%tile_a, %tile_b) : (memref<?x?xi128>, memref<?x?xi128>) -> ()68 69  // CHECK-LABEL: FINAL TILE A:70  // CHECK: ( 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7 )71  vector.print str "FINAL TILE A:\n"72  func.call @print_i8s(%tile_a_bytes, %zaq_size_bytes) : (memref<?xi8>, index) -> ()73  vector.print punctuation <newline>74 75  // CHECK-LABEL: FINAL TILE B:76  // CHECK: ( 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7 )77  vector.print str "FINAL TILE B:\n"78  func.call @print_i8s(%tile_b_bytes, %zaq_size_bytes) : (memref<?xi8>, index) -> ()79 80  return81}82