35 lines
2.1 KiB
MLIR
35 lines
2.1 KiB
MLIR
// RUN: mlir-opt -pass-pipeline="builtin.module(func.func(convert-affine-for-to-gpu{gpu-block-dims=0 gpu-thread-dims=1}))" %s | FileCheck --check-prefix=CHECK-THREADS %s
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// RUN: mlir-opt -pass-pipeline="builtin.module(func.func(convert-affine-for-to-gpu{gpu-block-dims=1 gpu-thread-dims=0}))" %s | FileCheck --check-prefix=CHECK-BLOCKS %s
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// CHECK-THREADS-LABEL: @one_d_loop
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// CHECK-BLOCKS-LABEL: @one_d_loop
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func.func @one_d_loop(%A : memref<?xf32>, %B : memref<?xf32>) {
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// Bounds of the loop, its range and step.
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// CHECK-THREADS-NEXT: %{{.*}} = arith.constant 0 : index
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// CHECK-THREADS-NEXT: %{{.*}} = arith.constant 42 : index
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// CHECK-THREADS-NEXT: %[[BOUND:.*]] = arith.subi %{{.*}}, %{{.*}} : index
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// CHECK-THREADS-NEXT: %{{.*}} = arith.constant 1 : index
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// CHECK-THREADS-NEXT: %[[ONE:.*]] = arith.constant 1 : index
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//
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// CHECK-BLOCKS-NEXT: %{{.*}} = arith.constant 0 : index
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// CHECK-BLOCKS-NEXT: %{{.*}} = arith.constant 42 : index
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// CHECK-BLOCKS-NEXT: %[[BOUND:.*]] = arith.subi %{{.*}}, %{{.*}} : index
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// CHECK-BLOCKS-NEXT: %{{.*}} = arith.constant 1 : index
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// CHECK-BLOCKS-NEXT: %[[ONE:.*]] = arith.constant 1 : index
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// CHECK-THREADS-NEXT: gpu.launch blocks(%[[B0:.*]], %[[B1:.*]], %[[B2:.*]]) in (%{{.*}} = %[[ONE]], %{{.*}} = %[[ONE]], %{{.*}} = %[[ONE]]) threads(%[[T0:.*]], %[[T1:.*]], %[[T2:.*]]) in (%{{.*}} = %[[BOUND]], %{{.*}} = %[[ONE]], %{{.*}} = %[[ONE]])
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// CHECK-BLOCKS-NEXT: gpu.launch blocks(%[[B0:.*]], %[[B1:.*]], %[[B2:.*]]) in (%{{.*}} = %[[BOUND]], %{{.*}} = %[[ONE]], %{{.*}} = %[[ONE]]) threads(%[[T0:.*]], %[[T1:.*]], %[[T2:.*]]) in (%{{.*}} = %[[ONE]], %{{.*}} = %[[ONE]], %{{.*}} = %[[ONE]])
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affine.for %i = 0 to 42 {
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// CHECK-THREADS-NEXT: %[[INDEX:.*]] = arith.addi %{{.*}}, %[[T0]]
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// CHECK-THREADS-NEXT: memref.load %{{.*}}[%[[INDEX]]]
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// CHECK-BLOCKS-NEXT: %[[INDEX:.*]] = arith.addi %{{.*}}, %[[B0]]
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// CHECK-BLOCKS-NEXT: memref.load %{{.*}}[%[[INDEX]]]
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%0 = memref.load %A[%i] : memref<?xf32>
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memref.store %0, %B[%i] : memref<?xf32>
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// CHECK-THREADS: gpu.terminator
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// CHECK-BLOCKS: gpu.terminator
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}
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return
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}
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