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