scalar.FastMathFlags enum

← Attribute reference

IEEE 754 fast-math relaxation flags for float operations.

Cases

Keyword	Value	Description
reassoc	1	Allow reassociation.
nnan	2	Assume no NaNs.
ninf	4	Assume no infinities.
nsz	8	Assume no signed zeros.
arcp	16	Allow reciprocal approximation.
contract	32	Allow contractions (FMA).
afn	64	Approximate functions.
fast	127	All of the above.

Used by

• scalar.absf.fastmath
• scalar.acosf.fastmath
• scalar.acoshf.fastmath
• scalar.addf.fastmath
• scalar.asinf.fastmath
• scalar.asinhf.fastmath
• scalar.atan2f.fastmath
• scalar.atanf.fastmath
• scalar.atanhf.fastmath
• scalar.cbrtf.fastmath
• scalar.ceilf.fastmath
• scalar.clampf.fastmath
• scalar.cmpf.fastmath
• scalar.copysignf.fastmath
• scalar.cosf.fastmath
• scalar.coshf.fastmath
• scalar.costurnsf.fastmath
• scalar.divf.fastmath
• scalar.erfcf.fastmath
• scalar.erff.fastmath
• scalar.exp2f.fastmath
• scalar.expf.fastmath
• scalar.expm1f.fastmath
• scalar.floorf.fastmath
• scalar.fmaf.fastmath
• scalar.geluf.fastmath
• scalar.log10f.fastmath
• scalar.log1pf.fastmath
• scalar.log2f.fastmath
• scalar.logf.fastmath
• scalar.logisticf.fastmath
• scalar.maximumf.fastmath
• scalar.maxnumf.fastmath
• scalar.minimumf.fastmath
• scalar.minnumf.fastmath
• scalar.mulf.fastmath
• scalar.negf.fastmath
• scalar.powf.fastmath
• scalar.remf.fastmath
• scalar.roundevenf.fastmath
• scalar.roundf.fastmath
• scalar.rsqrtf.fastmath
• scalar.siluf.fastmath
• scalar.sinf.fastmath
• scalar.sinhf.fastmath
• scalar.sinturnsf.fastmath
• scalar.softplusf.fastmath
• scalar.sqrtf.fastmath
• scalar.subf.fastmath
• scalar.tanf.fastmath
• scalar.tanhf.fastmath
• scalar.truncf.fastmath