forked from OSchip/llvm-project
33 lines
1.2 KiB
MLIR
33 lines
1.2 KiB
MLIR
// RUN: mlir-cuda-runner %s \
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// RUN: --shared-libs=%cuda_wrapper_library_dir/libcuda-runtime-wrappers%shlibext \
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// RUN: --shared-libs=%linalg_test_lib_dir/libmlir_runner_utils%shlibext \
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// RUN: --entry-point-result=void \
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// RUN: | FileCheck %s
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// CHECK: [{{(35, ){34}35}}]
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func @main() {
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%arg = alloc() : memref<35xf32>
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%dst = memref_cast %arg : memref<35xf32> to memref<?xf32>
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%one = constant 1 : index
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%c0 = constant 0 : index
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%sx = dim %dst, %c0 : memref<?xf32>
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%cast_dst = memref_cast %dst : memref<?xf32> to memref<*xf32>
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gpu.host_register %cast_dst : memref<*xf32>
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gpu.launch blocks(%bx, %by, %bz) in (%grid_x = %one, %grid_y = %one, %grid_z = %one)
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threads(%tx, %ty, %tz) in (%block_x = %sx, %block_y = %one, %block_z = %one) {
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%val = index_cast %tx : index to i32
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%xor = "gpu.all_reduce"(%val) ({
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^bb(%lhs : i32, %rhs : i32):
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%xor = xor %lhs, %rhs : i32
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"gpu.yield"(%xor) : (i32) -> ()
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}) : (i32) -> (i32)
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%res = sitofp %xor : i32 to f32
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store %res, %dst[%tx] : memref<?xf32>
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gpu.terminator
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}
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call @print_memref_f32(%cast_dst) : (memref<*xf32>) -> ()
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return
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}
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func private @print_memref_f32(memref<*xf32>)
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