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Update features.md to reflect minimum SIMD requirements #362

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Update features.md to reflect minimum SIMD requirements #362

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2 changes: 1 addition & 1 deletion perf-guide/src/target-feature/features.md
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Expand Up @@ -6,7 +6,7 @@ and using a SIMD instruction which is not supported will trigger undefined behav
To allow building safe, portable programs, the Rust compiler will **not**, by default,
generate any sort of vector instructions, unless it can statically determine
they are supported. For example, on AMD64, SSE2 support is architecturally guaranteed.
The `x86_64-apple-darwin` target enables up to SSSE3. The get a defintive list of
The `x86_64-apple-darwin` target enables up to SSE4.1 and 64-bit tier-1 Windows targets support SSE3. The get a defintive list of
which features are enabled by default on various platforms, refer to the target
specifications [in the compiler's source code][targets].

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