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1// RUN: mlir-opt %s -scf-for-loop-specialization -split-input-file | FileCheck %s2 3#map0 = affine_map<()[s0, s1] -> (1024, s0 - s1)>4#map1 = affine_map<()[s0, s1] -> (64, s0 - s1)>5 6func.func @for(%outer: index, %A: memref<?xf32>, %B: memref<?xf32>,7 %C: memref<?xf32>, %result: memref<?xf32>) {8 %c0 = arith.constant 0 : index9 %c1 = arith.constant 1 : index10 %d0 = memref.dim %A, %c0 : memref<?xf32>11 %b0 = affine.min #map0()[%d0, %outer]12 scf.for %i0 = %c0 to %b0 step %c1 {13 %B_elem = memref.load %B[%i0] : memref<?xf32>14 %C_elem = memref.load %C[%i0] : memref<?xf32>15 %sum_elem = arith.addf %B_elem, %C_elem : f3216 memref.store %sum_elem, %result[%i0] : memref<?xf32>17 }18 return19}20 21// CHECK-LABEL: func @for(22// CHECK-SAME: [[ARG0:%.*]]: index, [[ARG1:%.*]]: memref<?xf32>, [[ARG2:%.*]]: memref<?xf32>, [[ARG3:%.*]]: memref<?xf32>, [[ARG4:%.*]]: memref<?xf32>) {23// CHECK: [[CST_0:%.*]] = arith.constant 0 : index24// CHECK: [[CST_1:%.*]] = arith.constant 1 : index25// CHECK: [[DIM_0:%.*]] = memref.dim [[ARG1]], [[CST_0]] : memref<?xf32>26// CHECK: [[MIN:%.*]] = affine.min #{{.*}}(){{\[}}[[DIM_0]], [[ARG0]]]27// CHECK: [[CST_1024:%.*]] = arith.constant 1024 : index28// CHECK: [[PRED:%.*]] = arith.cmpi eq, [[MIN]], [[CST_1024]] : index29// CHECK: scf.if [[PRED]] {30// CHECK: scf.for [[IDX0:%.*]] = [[CST_0]] to [[CST_1024]] step [[CST_1]] {31// CHECK: memref.store32// CHECK: }33// CHECK: } else {34// CHECK: scf.for [[IDX0:%.*]] = [[CST_0]] to [[MIN]] step [[CST_1]] {35// CHECK: memref.store36// CHECK: }37// CHECK: }38// CHECK: return39// CHECK: }40