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author | Guillaume Chatelet <gchatelet@google.com> | 2018-02-09 19:04:20 +0300 |
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committer | Guillaume Chatelet <gchatelet@google.com> | 2018-02-09 19:04:20 +0300 |
commit | 8818e6ac6ebbc4cf6c504bb07e6472eea5d193c5 (patch) | |
tree | f19734f5db253859495f35b7fa70a28b46153d87 /README.md | |
parent | 6395af0fc6ac20afcd2b5c4c60fd53d1c2b76df9 (diff) |
Updating documentation part 1.v0.1.0
Diffstat (limited to 'README.md')
-rw-r--r-- | README.md | 22 |
1 files changed, 22 insertions, 0 deletions
@@ -3,6 +3,15 @@ A cross-platform C library to retrieve CPU features (such as available instructions) at runtime. +## Table of Contents + +- [Design Rationale](#rationale) +- [Code samples](#codesample) +- [What's supported](#support) +- [License](#license) +- [Build with cmake](#cmake) + +<a name="rationale"></a> ## Design Rationale - **Simple to use.** See the snippets below for examples. @@ -18,6 +27,7 @@ instructions) at runtime. `malloc`, `memcpy`, and `memcmp`. - **Unit tested.** +<a name="codesample"></a> ### Checking features at runtime Here's a simple example that executes a codepath if the CPU supports both the @@ -94,6 +104,7 @@ static const bool has_fast_avx = info.features.avx && uarch != INTEL_SNB; This feature is currently available only for x86 microarchitectures. +<a name="support"></a> ## What's supported | | x86 | ARM | AArch64 | MIPS | POWER | @@ -116,3 +127,14 @@ This feature is currently available only for x86 microarchitectures. implemented efficiently in hardware (e.g. AVX on Sandybridge). Exposing the microarchitecture allows the client to reject particular microarchitectures. + +<a name="license"></a> +## License + +The cpu_features library is licensed under the terms of the Apache license. +See [LICENSE](LICENSE) for more information. + +<a name="cmake"></a> +## Build with CMake + +Please check the [CMake build instructions](cmake/README.md) |