Bumps [actions/cache](https://github.com/actions/cache) from 2.1.7 to 3.
- [Release notes](https://github.com/actions/cache/releases)
- [Commits](https://github.com/actions/cache/compare/v2.1.7...v3)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 3.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v2...v3)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* update xcode 12.4

* fix windows package

* build macos vulkan

* drop rt

* load swiftshader

* workaround swiftshader fltmax fp16 nan

Co-authored-by: zhuo@mbp <imzhuo@foxmail.com>

* Fix codepaths for fp16 weights when only AVX is enabled

* Disable opt overrides

* Update SDK url

* Update vulkan SDK download version

* Debugging risv pad

* apply code-format changes

* fix padding test

* fix mips slice test

* fix lrn test

* implement mish swish image shader, fix pooling adaptive image storage support, drop debug output

* update ci ubuntu 18.04

Co-authored-by: nihui <shuizhuyuanluo@126.com>

Bumps [actions/cache](https://github.com/actions/cache) from 2.1.5 to 2.1.6.
- [Release notes](https://github.com/actions/cache/releases)
- [Commits](https://github.com/actions/cache/compare/v2.1.5...v2.1.6)

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Bumps [actions/cache](https://github.com/actions/cache) from 1 to 2.1.5.
- [Release notes](https://github.com/actions/cache/releases)
- [Commits](https://github.com/actions/cache/compare/v1...v2.1.5)

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* drawing api

* add drawing test

* yuv420sp drawing

* enable simpleocv in webassembly build

* build shared lib and enable lto

* reserved for layer and option

* allocator pimpl

* datareader pimpl

* paramdict pimpl, disable copy assign for allocator and datareader

* modelbin pimpl

* net extractor pimpl

* gpu pimple

* disable copy assign vulkandevice, code format

* command pimpl, dummy image readonly

* pipeline pipelinecache pimpl, export platform class

* code format, export simple family

* update ci

* disable lto on android armv7, merge webassembly ci

* link libgcc, fix macos dylib version

* pipeline pimpl, gpu info pimpl

* destroy gpu info after vulkan device

* ignore msvc stl class warning

* fix ncnn_paramdict_get_float return type

* fix vktransfer upload fp16 without flatten, add command test

* add vs2015 ci
* build x86 binary

* enable ios arm64e

* fix build with old vulkan sdk

* link vulkan loader on macos, fix ios moltenvk library path

* there is no moltenvk arm64e library atm, link moltenvk directly for macos-arm64

* package openmp and glslang together
* find glslang targets in lib64
* define version string
* update moltenvk