COMPMID-3390: Async support to CLStridedSliceLayerKernel kernels/functions

Signed-off-by: Michalis Spyrou <michalis.spyrou@arm.com>
Change-Id: I9ff7e8d2fb4d36c4b7c44e885abf34ff6d4c577c
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/3587
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>

1 files changed, 48 insertions, 5 deletions

diff --git a/src/runtime/CL/functions/CLSlice.cpp b/src/runtime/CL/functions/CLSlice.cpp
index 129d97afeb..b60daeee44 100644
--- a/src/runtime/CL/functions/CLSlice.cpp
+++ b/src/runtime/CL/functions/CLSlice.cpp
@@ -31,12 +31,9 @@
 
 namespace arm_compute
 {
-void CLSlice::configure(const ICLTensor *input, ICLTensor *output, const Coordinates &starts, const Coordinates &ends)
+namespace experimental
 {
-    configure(CLKernelLibrary::get().get_compile_context(), input, output, starts, ends);
-}
-
-void CLSlice::configure(const CLCompileContext &compile_context, const ICLTensor *input, ICLTensor *output, const Coordinates &starts, const Coordinates &ends)
+void CLSlice::configure(const CLCompileContext &compile_context, const ITensorInfo *input, ITensorInfo *output, const Coordinates &starts, const Coordinates &ends)
 {
     ARM_COMPUTE_ERROR_ON_NULLPTR(input);
 
@@ -63,4 +60,50 @@ Status CLSlice::validate(const ITensorInfo *input, const ITensorInfo *output, co
 
     return CLStridedSliceKernel::validate(input, output, starts, ends, BiStrides(), 0, slice_end_mask, 0);
 }
+
+MemoryRequirements CLSlice::workspace() const
+{
+    return MemoryRequirements{};
+}
+} // namespace experimental
+
+struct CLSlice::Impl
+{
+    const ICLTensor                       *src{ nullptr };
+    ICLTensor                             *dst{ nullptr };
+    std::unique_ptr<experimental::CLSlice> op{ nullptr };
+};
+
+CLSlice::CLSlice()
+    : _impl(support::cpp14::make_unique<Impl>())
+{
+}
+CLSlice::CLSlice(CLSlice &&) = default;
+CLSlice &CLSlice::operator=(CLSlice &&) = default;
+CLSlice::~CLSlice()                     = default;
+
+Status CLSlice::validate(const ITensorInfo *input, const ITensorInfo *output, const Coordinates &starts, const Coordinates &ends)
+{
+    return experimental::CLSlice::validate(input, output, starts, ends);
+}
+
+void CLSlice::configure(const ICLTensor *input, ICLTensor *output, const Coordinates &starts, const Coordinates &ends)
+{
+    configure(CLKernelLibrary::get().get_compile_context(), input, output, starts, ends);
+}
+
+void CLSlice::configure(const CLCompileContext &compile_context, const ICLTensor *input, ICLTensor *output, const Coordinates &starts, const Coordinates &ends)
+{
+    _impl->src = input;
+    _impl->dst = output;
+    _impl->op  = arm_compute::support::cpp14::make_unique<experimental::CLSlice>();
+    _impl->op->configure(compile_context, input->info(), output->info(), starts, ends);
+}
+
+void CLSlice::run()
+{
+    const InputTensorMap  src{ { TensorType::ACL_SRC, _impl->src } };
+    const OutputTensorMap dst{ { TensorType::ACL_DST, _impl->dst } };
+    _impl->op->run(src, dst, {});
+}
 } // namespace arm_compute