subffz

realizing  exu stream  exu block  compute phase   operation   in the binary floating point value domain   that produces condition codes

native on: Silver Gold

Floating point subtraction in current rounding away from zero.

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subffz(f x, f y) → f r0

operands: like Addf [ff:f]

Core	In Slots	Latencies
Silver	E0 E1	w,w:w=3 wv,wv:wv=3 d,d:d=4 dv,dv:dv=4 q,q:q=5 qv,qv:qv=5
Gold	E0 E1 E2 E3	w,w:w=3 wv,wv:wv=3 d,d:d=4 dv,dv:dv=4 q,q:q=5 qv,qv:qv=5