cosmetics
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8
COMPILE
8
COMPILE
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@ -15,10 +15,10 @@ flags.
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Fast math
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Fast math
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---------
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---------
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Specifying "-ffast-math" or "-ffp-contract=fast" is important for all compilers, since it allows the
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Specifying "-ffast-math" or "-ffp-contract=fast" is important for all compilers,
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compiler to fuse multiplications and additions into FMA instructions, which is
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since it allows the compiler to fuse multiplications and additions into FMA
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forbidden by the C99 standard. Since FMAs are a central aspect of the algorithm,
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instructions, which is forbidden by the C99 standard. Since FMAs are a central
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they are needed for optimum performance.
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aspect of the algorithm, they are needed for optimum performance.
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If you are calling libsharp from other code which requires strict adherence
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If you are calling libsharp from other code which requires strict adherence
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to the C99 standard, you should still be able to compile libsharp with
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to the C99 standard, you should still be able to compile libsharp with
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