README: include WASM SIMD128 in list of completed extensions
This is complete in terms of parity with LLVM's implementation, which
(AFAICT) is where the C API is defined.  The actual WebAssembly SIMD
proposal has some more stuff (and possibly removals and/or changes),
but there is no C API yet.
@@ -62,8 +62,9 @@ If you have any questions, please feel free to use the
## Current Status
There are currently complete implementations of the following instruction
-sets:
+set extensions:
+* x86 / x86_64
* [MMX](https://en.wikipedia.org/wiki/MMX_(instruction_set))
* [SSE](https://en.wikipedia.org/wiki/Streaming_SIMD_Extensions)
* [SSE2](https://en.wikipedia.org/wiki/SSE2)
@@ -77,6 +78,8 @@ sets:
* [CLMUL](https://en.wikipedia.org/wiki/CLMUL_instruction_set)
* [XOP](https://en.wikipedia.org/wiki/XOP_instruction_set)
* [SVML](https://software.intel.com/content/www/us/en/develop/documentation/cpp-compiler-developer-guide-and-reference/top/compiler-reference/intrinsics/intrinsics-for-intel-advanced-vector-extensions-512-intel-avx-512-instructions/intrinsics-for-arithmetic-operations-1/intrinsics-for-short-vector-math-library-svml-operations.html)
+* WebAssembly
+ * [SIMD128](https://github.com/WebAssembly/simd)
As well as partial support for many others; see the
[instruction-set-support](https://github.com/simd-everywhere/simde/issues?q=is%3Aissue+is%3Aopen+label%3Ainstruction-set-support+sort%3Aupdated-desc)
