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MOTOROLA M68040 USER’S MANUAL 10-31
10.7.2 Integer Unit Support Timings (Continued)
FMOVE FPn,<ea>*
Addressing Byte, Word, and Long Word Single and Double Precision Extended Precision
Mode <ea>
Calculate Execute <ea>
Calculate Execute <ea>
Calculate Execute
Dn 9 9L + 3 2 1L + 3
An ——————
(An) 8 9L + 2 2 1L + 2 4 1L + 3
(An)+ 8 9L + 2 2 1L + 2 4 1L + 3
–(An) 8 9L + 2 2 1L + 2 4 1L + 3
(xxx).W, (xxx).L 8 9L + 2 3 1L + 2 4 1L + 3
#<xxx> ——————
(d 16,An) 8 9L + 2 2 1L + 2 4 1L + 3
(d 16,PC) ——————
(d 8,An,Xn) 8 6L + 55566
(d 8,PC,Xn) ——————
(An,Xn) 7 4L + 6 7 1L + 6 8 1L + 7
(bd,An,Xn) 8 4L + 7 8 1L + 7 9 1L + 8
([bd,An,Xn]) 11 1L + 10 11 1L + 10 12 1L + 11
([bd,An,Xn],od) 12 1L + 11 12 1L + 11 13 1L + 12
([bd,An],Xn) 12 3L + 9 12 3L + 9 13 3L + 10
([bd,An],Xn,od) 13 3L + 10 13 3L + 10 14 3L + 11
*Timings are for an idle floating-point unit.
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