Zfh Extension

Versions

1.0.0
State

ratified

Ratification date

== Synopsis

16-bit half-precision binary floating-point instructions compliant with the IEEE 754-2008 arithmetic standard. The Zfh extension depends on the single-precision floating-point extension, F. The NaN-boxing scheme is extended to allow a half-precision value to be NaN-boxed inside a single-precision value (which may be recursively NaN-boxed inside a double- or quad-precision value when the D or Q extension is present).

Instructions

The following instructions are affected by this extension:

fcvt.h.q

No synopsis available

fcvt.q.h

No synopsis available

fadd.h

No synopsis available

fclass.h

No synopsis available

fcvt.d.h

No synopsis available

fcvt.h.d

No synopsis available

fcvt.h.l

No synopsis available

fcvt.h.lu

No synopsis available

fcvt.h.s

Convert half-precision float to a single-precision float

fcvt.h.w

No synopsis available

fcvt.h.wu

No synopsis available

fcvt.l.h

No synopsis available

fcvt.lu.h

No synopsis available

fcvt.s.h

Convert single-precision float to a half-precision float

fcvt.w.h

No synopsis available

fcvt.wu.h

No synopsis available

fdiv.h

No synopsis available

feq.h

No synopsis available

fle.h

No synopsis available

fleq.h

No synopsis available

flh

Half-precision floating-point load

fli.h

No synopsis available

flt.h

No synopsis available

fltq.h

No synopsis available

fmadd.h

No synopsis available

fmax.h

No synopsis available

fmaxm.h

No synopsis available

fmin.h

No synopsis available

fminm.h

No synopsis available

fmsub.h

No synopsis available

fmul.h

No synopsis available

fmv.x.h

Move half-precision value from floating-point to integer register

fnmadd.h

No synopsis available

fnmsub.h

No synopsis available

fround.h

No synopsis available

froundnx.h

No synopsis available

fsgnj.h

No synopsis available

fsgnjn.h

No synopsis available

fsgnjx.h

No synopsis available

fsh

Half-precision floating-point store

fsqrt.h

No synopsis available

fsub.h

No synopsis available