AuroraMiddleware/skia2 - skia2 - Gitea: Git with a cup of tea

AuroraMiddleware/skia2

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Add an `experimental_simd` build target to CanvasKit. The `experimental_simd` build target builds CanvasKit using the Emscripten `-msimd128` flag, to build CanvasKit with SIMD instructions in the compiled WASM. This build of CanvasKit works in Chrome Canary 86.0.4186.0 with chrome://flags#enable-webassembly-simd enabled. Also add WebAssembly-specific intrinsics to SkVx.h to enable support for almost all native SIMD operations in CanvasKit WebAssmebly. Also add a Skia/modules/canvaskit/wasm_tools/SIMD folder which contains build_simd_test.sh for testing whether WASM SIMD intrinsics operations are actually being used by skvx, and for testing correctness of WASM SIMD operations. Also contains simd_float_test.cpp and simd_int_test.cpp which serve as documentation for which operations are correctly turned into WASM SIMD operations by emscripten. Bug: skia:10453 Change-Id: Icd312b4d189e8d8667d3ffe12a72bfa6febaab2f Reviewed-on: https://skia-review.googlesource.com/c/skia/+/299705 Reviewed-by: Mike Klein <mtklein@google.com>

2020-06-30 22:08:44 +00:00

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