9048ea28da
This reverts commit 5561e174117ff395d65b6978d04b62c1a1275138 The logic was moved from cmake into lit fixing the issue that lead to the revert and potentially others with multi-config cmake generators Differential Revision: https://reviews.llvm.org/D143925
74 lines
2.5 KiB
MLIR
74 lines
2.5 KiB
MLIR
// RUN: mlir-opt %s \
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// RUN: | mlir-opt -gpu-kernel-outlining \
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// RUN: | mlir-opt -pass-pipeline='builtin.module(gpu.module(strip-debuginfo,convert-gpu-to-nvvm,gpu-to-cubin))' \
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// RUN: | mlir-opt -gpu-async-region -gpu-to-llvm \
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// RUN: | mlir-opt -async-to-async-runtime -async-runtime-ref-counting \
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// RUN: | mlir-opt -convert-async-to-llvm -convert-func-to-llvm \
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// RUN: | mlir-cpu-runner \
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// RUN: --shared-libs=%mlir_cuda_runtime \
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// RUN: --shared-libs=%mlir_async_runtime \
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// RUN: --shared-libs=%mlir_runner_utils \
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// RUN: --entry-point-result=void -O0 \
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// RUN: | FileCheck %s
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func.func @main() {
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%c0 = arith.constant 0 : index
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%c1 = arith.constant 1 : index
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%count = arith.constant 2 : index
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// initialize h0 on host
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%h0 = memref.alloc(%count) : memref<?xi32>
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%h0_unranked = memref.cast %h0 : memref<?xi32> to memref<*xi32>
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gpu.host_register %h0_unranked : memref<*xi32>
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%v0 = arith.constant 42 : i32
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memref.store %v0, %h0[%c0] : memref<?xi32>
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memref.store %v0, %h0[%c1] : memref<?xi32>
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// copy h0 to b0 on device.
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%t0, %f0 = async.execute () -> !async.value<memref<?xi32>> {
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%b0 = gpu.alloc(%count) : memref<?xi32>
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gpu.memcpy %b0, %h0 : memref<?xi32>, memref<?xi32>
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async.yield %b0 : memref<?xi32>
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}
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// copy h0 to b1 and b2 (fork)
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%t1, %f1 = async.execute [%t0] (
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%f0 as %b0 : !async.value<memref<?xi32>>
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) -> !async.value<memref<?xi32>> {
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%b1 = gpu.alloc(%count) : memref<?xi32>
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gpu.memcpy %b1, %b0 : memref<?xi32>, memref<?xi32>
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async.yield %b1 : memref<?xi32>
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}
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%t2, %f2 = async.execute [%t0] (
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%f0 as %b0 : !async.value<memref<?xi32>>
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) -> !async.value<memref<?xi32>> {
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%b2 = gpu.alloc(%count) : memref<?xi32>
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gpu.memcpy %b2, %b0 : memref<?xi32>, memref<?xi32>
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async.yield %b2 : memref<?xi32>
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}
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// h0 = b1 + b2 (join).
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%t3 = async.execute [%t1, %t2] (
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%f1 as %b1 : !async.value<memref<?xi32>>,
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%f2 as %b2 : !async.value<memref<?xi32>>
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) {
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gpu.launch blocks(%bx, %by, %bz) in (%grid_x = %c1, %grid_y = %c1, %grid_z = %c1)
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threads(%tx, %ty, %tz) in (%block_x = %count, %block_y = %c1, %block_z = %c1) {
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%v1 = memref.load %b1[%tx] : memref<?xi32>
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%v2 = memref.load %b2[%tx] : memref<?xi32>
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%sum = arith.addi %v1, %v2 : i32
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memref.store %sum, %h0[%tx] : memref<?xi32>
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gpu.terminator
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}
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async.yield
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}
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async.await %t3 : !async.token
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// CHECK: [84, 84]
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call @printMemrefI32(%h0_unranked) : (memref<*xi32>) -> ()
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return
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}
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func.func private @printMemrefI32(memref<*xi32>)
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