* windows clang ci

* clang msvc use x86intrin.h for xop

* test arm64 compiler features

* pnnx fix some undefined dtype

* fix ncnn convdw1d dynamic weight loading

remove _sum0=_sum0

* replace storexxx to vsseg2e32_v_f32m1

* refine transpose

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Co-authored-by: Xinyu302 <Xinyu302@users.noreply.github.com>

Signed-off-by: Xilin Wu <wuxilin123@gmail.com>

* fix sigbus error when loading fp16 model on armv7

* apply for bf16

* create layer decoupled
* no more virtual public
* allow build test with shared library
* decouple cpu vulkan
* drop old scripts

Which fixes int8 requantization on risc-v

Signed-off-by: Molly Sophia <mollysophia379@gmail.com>

Co-authored-by: nihui <nihui@users.noreply.github.com>
Co-authored-by: michaelcai <michaelcai@tencent.com>

* disable rtti and exceptions for msvc

* warnings--

* erff

* arch sse2 for 32bit build

* enable rtti for cross compiling

* complete abs, fmod and sin function in simplemath.h

* remove some unused variables in simplemath.cpp

* modify test-coverage.yml and add some functions to simplemath.cpp

* modify erf.cpp which included math.h

* include platform.h for NCNN_SIMPLEMATH definition

* move utility constants and functions in simplemath.h to simplemath.cpp

* guard simplemath functions with extern "C"

* add NCNN_EXPORT macro in simplemath.h

* include plateform.h and guard all declarations with NCNN_SIMPLEMATH

* clean unused code in test_unaryop.cpp

* guard #include <vector> with NCNN_SIMPLEMATH in benchncnn.cpp

* add 'static' to guard functions that not declarated in header file

* modify sin and cos with better implementation

---------

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

* enable out elempack 8 for winograd and sgemm

* pnnx support grid_sample op

* complete the permute and gridsample operator fusion

* spilt calculation into two stages and support permute fusion

Co-authored-by: Xinyu302 <Xinyu302@users.noreply.github.com>

Signed-off-by: daquexian <daquexian566@gmail.com>