Function List

Many routines in the libbfp754 Library are more highly optimized for Intel® microprocessors than for non-Intel microprocessors.

The Intel® IEEE 754-2008 Binary Conformance Library supports the following functions for homogeneous general-computational operations:

Routine or Function Group	IEEE standard equivalent
`round_integral_nearest_even` `round_integral_nearest_away` `round_integral_zero` `round_integral_positive` `round_integral_negative`	`roundToIntegralTiesToEven` `roundToIntegralTiesToAway` `roundToIntegralTowardZero` `roundToIntegralTowardPositive` `roundToIntegralTowardNegative`
`round_integral_exact`	`roundToIntegralExact`
`next_up` `next_down`	`nextUp` `nextDown`
`rem`	`remainder`
`minnum` `maxnum` `minnum_mag` `maxnum_mag`	`minNum` `maxNum` `minNumMag` `maxNumMag`
`scalbn`	`scaleB`
`ilogb`	`logB`

The Intel® IEEE 754-2008 Binary Conformance Library supports the following functions for formatOf general-computational operations:

Routine or Function Group	IEEE standard equivalent
`add`	`addition`
`sub`	`subtraction`
`mul`	`multiplication`
`div`	`division`
`sqrt`	`squareRoot`
`fma`	`fusedMultiplyAdd`
`from_int32` `from_uint32` `from_int64` `from_uint64`	`convert`
`to_int32_rnint` `to_uint32_rnint` `to_int64_rnint` `to_uint64_rnint`	`convertToIntegerTiesToEven`
`to_int32_int` `to_uint32_int` `to_int64_int` `to_uint64_int`	`convertToIntegerTowardZero`
`to_int32_ceil` `to_uint32_ceil` `to_int64_ceil` `to_uint64_ceil`	`convertToIntegerTowardPositive`
`to_int32_floor` `to_uint32_floor` `to_int64_floor` `to_uint64_floor`	`convertToIntegerTowardNegative`
`to_int32_rninta` `to_uint32_rninta` `to_int64_rninta` `to_uint64_rninta`	`convertToIntegerTiesToAway`
`to_int32_xrnint` `to_uint32_xrnint` `to_int64_xrnint` `to_uint64_xrnint`	`convertToIntegerExactTiesToEven`
`to_int32_xint` `to_uint32_xint` `to_int64_xint` `to_uint64_xint`	`convertToIntegerExactTowardZero`
`to_int32_xceil` `to_uint32_xceil` `to_int64_xceil` `to_uint64_xceil`	`convertToIntegerExactTowardPositive`
`to_int32_xfloor` `to_uint32_xfloor` `to_int64_xfloor` `to_uint64_xfloor`	`convertToIntegerExactTowardNegative`
`to_int32_xrninta` `to_uint32_xrninta` `to_int64_xrninta` `to_uint64_xrninta`	`convertToIntegerExactTiesToAway`
`binary32_to_binary64` `binary64_to_binary32`	`convertFormat`
`from_string` `to_string`	`convertFromDecimalCharacter` `convertToDecimalCharacter`
`from_hexstring` `to_hexstring`	`convertFromHexCharacter` `convertToHexCharacter`

The Intel® IEEE 754-2008 Binary Conformance Library supports the following functions for quiet-computational operations:

Routine or Function Group	IEEE standard equivalent
`copy` `negate` `abs`	`copy` `negate` `abs`
`copysign`	`copySign`

Routine or Function Group

IEEE standard equivalent

copy

negate

abs

copy

negate

abs

copysign

copySign

The Intel® IEEE 754-2008 Binary Conformance Library supports the following functions for signaling-computational operations:

Routine or Function Group	IEEE standard equivalent
`quiet_equal` `quiet_not_equal` `signaling_equal` `signaling_greater` `signaling_greater_equal` `signaling_less` `signaling_less_equal` `signaling_not_equal` `signaling_not_greater` `signaling_less_unordered` `signaling_not_less` `signaling_greater_unordered` `quiet_greater` `quiet_greater_equal` `quiet_less` `quiet_less_equal` `quiet_unordered` `quiet_not_greater` `quiet_less_unordered` `quiet_not_less` `quiet_greater_unordered` `quiet_ordered`	`compareQuietEqual` `compareQuietNotEqual` `compareSignalingEqual` `compareSignalingGreater` `compareSignalingGreaterEqual` `compareSignalingLess` `compareSignalingLessEqual` `compareSignalingNotEqual` `compareSignalingNotGreater` `compareSignalingLessUnordered` `compareSignalingNotLess` `compareSignalingGreaterUnordered` `compareQuietGreater` `compareQuietGreaterEqual` `compareQuietLess` `compareQuietLessEqual` `compareQuietUnordered` `compareQuietNotGreater` `compareQuietLessUnordered` `compareQuietNotLess` `compareQuietGreaterUnordered` `compareQuietOrdered`

Routine or Function Group

IEEE standard equivalent

signaling_greater_equal

signaling_less

signaling_less_equal

signaling_not_equal

signaling_not_greater

signaling_less_unordered

signaling_not_less

signaling_greater_unordered

quiet_greater

quiet_greater_equal

quiet_less_unordered

quiet_not_less

quiet_greater_unordered

quiet_ordered

compareQuietEqual

compareQuietNotEqual

compareSignalingEqual

compareSignalingGreater

compareSignalingGreaterEqual

compareSignalingLess

compareSignalingLessEqual

compareSignalingNotEqual

compareSignalingNotGreater

compareSignalingLessUnordered

compareSignalingNotLess

compareSignalingGreaterUnordered

compareQuietGreater

compareQuietGreaterEqual

compareQuietLess

compareQuietLessEqual

compareQuietUnordered

compareQuietNotGreater

compareQuietLessUnordered

compareQuietNotLess

compareQuietGreaterUnordered

compareQuietOrdered

The Intel® IEEE 754-2008 Binary Conformance Library supports the following functions for non-computational operations:

Routine or Function Group	IEEE standard equivalent
`is754version1985` `is754version2008`	`is754version1985` `is754version2008`
`class`	`class`
`isSignMinus` `isNormal` `isFinite` `isZero` `isSubnormal` `isInfinite` `isNaN` `isSignaling` `isCanonical`	`isSignMinus` `isNormal` `isFinite` `isZero` `isSubnormal` `isInfinite` `isNaN` `isSignaling` `isCanonical`
`radix`	`radix`
`totalOrder` `totalOrderMag`	`totalOrder` `totalOrderMag`
`lowerFlags` `raiseFlags` `testFlags` `testSavedFlags` `restoreFlags` `saveFlags`	`lowerFlags` `raiseFlags` `testFlags` `testSavedFlags` `restoreFlags` `saveAllFlags`
`getBinaryRoundingDirection` `setBinaryRoundingDirection`	`getBinaryRoundingDirection` `setBinaryRoundingDirection`
`saveModes` `restoreModes` `defaultMode`	`saveModes` `restoreModes` `defaultModes`

Routine or Function Group

IEEE standard equivalent

is754version1985

is754version2008

is754version1985

is754version2008

class

isZero