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1// RUN: mlir-opt %s -allow-unregistered-dialect \2// RUN: -transform-interpreter -canonicalize \3// RUN: -split-input-file -verify-diagnostics | FileCheck %s4 5// CHECK: #[[$map:.*]] = affine_map<()[s0] -> (s0 - 1)>6// CHECK-LABEL: func @make_alloca_loop_independent(7// CHECK-SAME: %[[lb:.*]]: index, %[[ub:.*]]: index, %[[step:.*]]: index)8func.func @make_alloca_loop_independent(%lb: index, %ub: index, %step: index) {9 %cst = arith.constant 5.5 : f3210 %c0 = arith.constant 0 : index11 // CHECK: scf.for %[[iv:.*]] = %[[lb]] to %[[ub]]12 scf.for %i = %lb to %ub step %step {13 // CHECK: %[[sz:.*]] = affine.apply #[[$map]]()[%[[ub]]]14 // CHECK: %[[alloca:.*]] = memref.alloca(%[[sz]])15 // CHECK: %[[subview:.*]] = memref.subview %[[alloca]][0] [%[[iv]]] [1] : memref<?xf32> to memref<?xf32, strided<[1]>>16 // CHECK: %[[cast:.*]] = builtin.unrealized_conversion_cast %[[subview]] : memref<?xf32, strided<[1]>> to memref<?xf32>17 %alloc = memref.alloca(%i) : memref<?xf32>18 19 // memref.subview has special handling.20 // CHECK: %[[subview2:.*]] = memref.subview %[[subview]][1] [5] [1] : memref<?xf32, strided<[1]>> to memref<5xf32, strided<[1], offset: 1>>21 %view = memref.subview %alloc[1][5][1] : memref<?xf32> to memref<5xf32, strided<[1], offset: 1>>22 23 // This op takes a memref but does not produce one. The new alloc is used24 // directly.25 // CHECK: "test.some_use"(%[[subview2]])26 "test.some_use"(%view) : (memref<5xf32, strided<[1], offset: 1>>) -> ()27 28 // This op produces a memref, so the new alloc cannot be used directly.29 // It is wrapped in a unrealized_conversion_cast.30 // CHECK: "test.another_use"(%[[cast]]) : (memref<?xf32>) -> memref<?xf32>31 "test.another_use"(%alloc) : (memref<?xf32>) -> (memref<?xf32>)32 33 // CHECK: memref.store %{{.*}}, %[[subview]]34 memref.store %cst, %alloc[%c0] : memref<?xf32>35 }36 return37}38module attributes {transform.with_named_sequence} {39 transform.named_sequence @__transform_main(%arg1: !transform.any_op {transform.readonly}) {40 %0 = transform.structured.match ops{["memref.alloca"]} in %arg1 : (!transform.any_op) -> !transform.any_op41 %1 = transform.memref.make_loop_independent %0 {num_loops = 1} : (!transform.any_op) -> !transform.any_op42 transform.yield43 }44}45 46// -----47 48// CHECK: #[[$map:.*]] = affine_map<(d0) -> (-d0 + 128)>49// CHECK-LABEL: func @make_alloca_loop_independent_static(50func.func @make_alloca_loop_independent_static(%step: index) {51 %cst = arith.constant 5.5 : f3252 %c0 = arith.constant 0 : index53 %ub = arith.constant 128 : index54 // CHECK: scf.for %[[iv:.*]] =55 scf.for %i = %c0 to %ub step %step {56 // CHECK: %[[sz:.*]] = affine.apply #[[$map]](%[[iv]])57 %sz = affine.apply affine_map<(d0)[s0] -> (-d0 + s0)>(%i)[%ub]58 59 // CHECK: %[[alloca:.*]] = memref.alloca() : memref<128xf32>60 // CHECK: %[[subview:.*]] = memref.subview %[[alloca]][0] [%[[sz]]] [1] : memref<128xf32> to memref<?xf32, strided<[1]>>61 %alloc = memref.alloca(%sz) : memref<?xf32>62 63 // CHECK: memref.store %{{.*}}, %[[subview]]64 memref.store %cst, %alloc[%c0] : memref<?xf32>65 66 // CHECK: vector.print %[[sz]]67 %dim = memref.dim %alloc, %c0 : memref<?xf32>68 vector.print %dim : index69 }70 return71}72module attributes {transform.with_named_sequence} {73 transform.named_sequence @__transform_main(%arg1: !transform.any_op {transform.readonly}) {74 %0 = transform.structured.match ops{["memref.alloca"]} in %arg1 : (!transform.any_op) -> !transform.any_op75 %1 = transform.memref.make_loop_independent %0 {num_loops = 1} : (!transform.any_op) -> !transform.any_op76 transform.yield77 }78}79