35 lines
1.7 KiB
MLIR
35 lines
1.7 KiB
MLIR
// RUN: mlir-hlo-opt %s -lhlo-legalize-to-gpu -split-input-file | FileCheck %s
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func @reduce(%arg: memref<100x10xf32>,
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%init: memref<f32>,
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%result: memref<100xf32>) {
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"lmhlo.reduce"(%arg, %init, %result) ( {
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^bb0(%lhs: memref<f32>, %rhs: memref<f32>, %res: memref<f32>):
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"lmhlo.add"(%lhs, %rhs, %res)
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: (memref<f32>, memref<f32>, memref<f32>) -> ()
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"lmhlo.terminator"() : () -> ()
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} ) {dimensions = dense<[1]> : tensor<1xi64>}
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: (memref<100x10xf32>, memref<f32>, memref<100xf32>) -> ()
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return
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}
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// CHECK: func @reduce(%[[ARG0:.*]]: memref<100x10xf32>, %[[ARG1:.*]]: memref<f32>, %[[ARG2:.*]]: memref<100xf32>) {
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// CHECK-DAG: %[[C100:.*]] = constant 100 : index
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// CHECK-DAG: %[[C1:.*]] = constant 1 : index
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// CHECK: gpu.launch blocks({{.*}}, {{.*}}, {{.*}}) in ({{.*}} = %[[C1]], {{.*}} = %[[C1]], {{.*}} = %[[C1]]) threads(%[[IDX:.*]], {{.*}}, {{.*}}) in ({{.*}} = %[[C100]], {{.*}} = %[[C1]], {{.*}} = %[[C1]]) {
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// CHECK: %[[ACC:.*]] = load %[[ARG1]][] : memref<f32>
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// CHECK: store %[[ACC]], %[[ARG2]][%[[IDX:.*]]] : memref<100xf32>
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// CHECK-DAG: %[[LB:.*]] = constant 0 : index
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// CHECK-DAG: %[[UB:.*]] = constant 10 : index
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// CHECK-DAG: %[[STEP:.*]] = constant 1 : index
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// CHECK: scf.for %[[IDX1:.*]] = %[[LB]] to %[[UB]] step %[[STEP]] {
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// CHECK: %[[LHS:.*]] = linalg.slice %[[ARG2]][%[[IDX]]] : memref<100xf32>, index, memref<f32, #map0>
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// CHECK: %[[RHS:.*]] = linalg.slice %[[ARG0]][%[[IDX]], %[[IDX1]]] : memref<100x10xf32>, index, index, memref<f32, #map0>
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// CHECK: "lmhlo.add"(%[[LHS]], %[[RHS]], %[[LHS]]) : (memref<f32, {{.*}}>, memref<f32, {{.*}}>, memref<f32, {{.*}}>) -> ()
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// CHECK: }
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// CHECK: gpu.terminator
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// CHECK: }
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// CHECK: return
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// CHECK: }
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// CHECK: }
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