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5 changes: 3 additions & 2 deletions INSTALL.md
Original file line number Diff line number Diff line change
Expand Up @@ -130,8 +130,9 @@ Several options can be passed to CMake, among which:
- `-DCMAKE_BUILD_TYPE=Release` in order to enable generic compiler
optimization options (enables `-O3` on gcc for instance),
- `-DFAISS_OPT_LEVEL=avx2` in order to enable the required compiler flags to
generate code using optimized SIMD instructions (possible values are `generic`,
`avx2` and `avx512`, by increasing order of optimization),
generate code using optimized SIMD/Vector instructions. Possible values are below:
- On x86-64, `generic`, `avx2` and `avx512`, by increasing order of optimization,
- On aarch64, `generic` and `sve`, by increasing order of optimization,
- `-DFAISS_USE_LTO=ON` in order to enable [Link-Time Optimization](https://en.wikipedia.org/wiki/Link-time_optimization) (default is `OFF`, possible values are `ON` and `OFF`).
- BLAS-related options:
- `-DBLA_VENDOR=Intel10_64_dyn -DMKL_LIBRARIES=/path/to/mkl/libs` to use the
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