* fix overwrite builtin layer destruction

* make modelbin class copyable

* test++

* workaround moltenvk error on spec const composite op

* workaround moltenvk crying on binding image with memory offset

* early return for cpu test

* make nvidia driver happy

* fix gemm x86 threading

* update f43 coeffs

* arm convolution winograd unified elempack

* disable bf16s test atm

* test gnu inline asm off

* update winograd f43 coeffs

* rvv tanh rework

* fix warnings

* rebuild qemu

Co-authored-by: EdVince <EdVince@users.noreply.github.com>

* mha is now permute and reshape free
* gemm user defined tile mnk param

* gemm x86 multiply alpha beta in post gemm stage, enable one_blob_only
* relax mnk multiple restrictions
* make square tiles in each thread
* sanitize num_threads changes

* add some c_api interfaces related to allocator setup.

* fix errors in allocator parameters in c_api.

* test c api allocator

Co-authored-by: zhangtongshe <yuyuyezi@vip.qq.com>

Co-authored-by: LRY89757 <LRY89757@users.noreply.github.com>
Co-authored-by: nihuini <nihuini@tencent.com>
Co-authored-by: nihui <shuizhuyuanluo@126.com>

* Finish the gelu x86 intrinsics
* Finish the fast tanh x86 simd impl

Co-authored-by: LinHeLurking <LinHeLurking@users.noreply.github.com>
Co-authored-by: LRY89757 <LRY89757@users.noreply.github.com>
Co-authored-by: nihuini <nihuini@tencent.com>

* Add DeformableConv2D
* add unittest and docs
* pnnx torchvision deformconv2d conversion

Co-authored-by: miemie2013 <miemie2013@users.noreply.github.com>
Co-authored-by: nihui <shuizhuyuanluo@126.com>

* Add the test samples for elempack==16

* Add the AVX512 Support for batchnorm

* asimdfhm in fc
* move neon bf16 conversion function to arm_usability header
* fix cmake option
* fix build with newer gcc
* arm84 coverage
* arm asimdfhm optimization for innerproduct gemm fp16s