Alexandra Sidorova

@IvanNovoselov @v-Golubev guys, thanks for the first review! Let me invite you to the next review step 😃 I've added `Validate` pass to the final stage of control flow pipeline....

> Do you think we need a validation for this PR? The PR contains specific conditions for dynamic case that cannot be validated at the moment. However, it affects the...

@IvanNovoselov the validation has been passes. The results are attached to the ticket: no performance regressions.

Finally, SHL fork was created in openvinotoolkit group where I created the new default branch `v2.9.0._for_ie_master`: https://github.com/openvinotoolkit/shl/tree/v2.9.0_for_ie_master The PR in the SHL fork: https://github.com/openvinotoolkit/shl/pull/2

> Any plans regarding the tests? Is there any RISCV emulator or something? I used the current common `FC` tests. As for emulators, ``` git clone https://github.com/T-head-Semi/xuantie-gnu-toolchain.git ./configure --prefix=/opt/riscv make...

@EgorDuplensky rebased on the latest master and also add the following changes to the latest commit https://github.com/openvinotoolkit/openvino/pull/23964/commits/12b9a9f2fa743b484cc10aec370176a8b1b8bc9c: - Added SHL [tests](https://github.com/openvinotoolkit/openvino/blob/866bbbeee8c0850bd0022a28d79a974ea471714d/src/plugins/intel_cpu/tests/functional/custom/single_layer_tests/instances/riscv64/shl/matmul.cpp) for FC - Disabled SHL FC execution if [weights...

> > @EgorDuplensky rebased on the latest master and also add the following changes to the latest commit [12b9a9f](https://github.com/openvinotoolkit/openvino/commit/12b9a9f2fa743b484cc10aec370176a8b1b8bc9c): > > > > * Added SHL [tests](https://github.com/openvinotoolkit/openvino/blob/866bbbeee8c0850bd0022a28d79a974ea471714d/src/plugins/intel_cpu/tests/functional/custom/single_layer_tests/instances/riscv64/shl/matmul.cpp) for FC >...