forked from OSchip/llvm-project
32 lines
1.2 KiB
MLIR
32 lines
1.2 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: [4, 5, 6, 7, 0, 1, 2, 3, 12, -1, -1, -1, 8]
|
|
func @main() {
|
|
%arg = alloc() : memref<13xf32>
|
|
%dst = memref_cast %arg : memref<13xf32> 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) {
|
|
%t0 = index_cast %tx : index to i32
|
|
%val = sitofp %t0 : i32 to f32
|
|
%width = index_cast %block_x : index to i32
|
|
%offset = constant 4 : i32
|
|
%shfl, %valid = gpu.shuffle %val, %offset, %width xor : f32
|
|
cond_br %valid, ^bb1(%shfl : f32), ^bb0
|
|
^bb0:
|
|
%m1 = constant -1.0 : f32
|
|
br ^bb1(%m1 : f32)
|
|
^bb1(%value : f32):
|
|
store %value, %dst[%tx] : memref<?xf32>
|
|
gpu.terminator
|
|
}
|
|
call @print_memref_f32(%cast_dst) : (memref<*xf32>) -> ()
|
|
return
|
|
}
|
|
|
|
func @print_memref_f32(%ptr : memref<*xf32>)
|