MC68LC040RC25A Datasheet, PDF (263/442 Pages) Freescale Semiconductor, Inc – M68040 Users Manual

Freescale Semiconductor, Inc.
Table 9-8. Floating-Point Conditional Tests
Mnemonic
Definition
Equation
Predicate
IEEE Nonaware Tests
EQ
Equal
Z
000001
NE
Not Equal
Z
001110
GT
Greater Than
NAN V Z V N
010010
NGT
Not Greater Than
NAN V Z V N
011101
GE
Greater Than or Equal
Z V ( NAN V N )
010011
NGE
Not Greater Than or Equal NAN V (N Λ Z)
011100
LT
Less Than
N Λ ( NAN V Z )
010100
NLT
Not Less Than
NAN V (Z V N)
011011
LE
Less Than or Equal
Z V (N Λ NAN )
010101
NLE
Not Less Than or Equal
NAN V (N V Z )
011010
GL
Greater or Less Than
NAN V Z
010110
NGL
Not Greater or Less Than
NAN V Z
011001
GLE
Greater, Less, or Equal
NAN
010111
NGLE
Not Greater, Less, or Equal
NAN
011000
IEEE Aware Tests
EQ
Equal
Z
000001
NE
Not Equal
Z
001110
OGT
Ordered Greater Than
NAN V Z V N
000010
ULE
Unordered or Less or Equal
NAN V Z V N
001101
OGE
Ordered Greater Than or Equal Z V (NAN V N)
000011
ULT
Unordered or Less Than
NAN V (N Λ Z)
001100
OLT
Ordered Less Than
N Λ (NAN V Z)
000100
UGE
Unordered or Greater or Equal NAN V Z V N
001011
OLE
Ordered Less Than or Equal Z V (N Λ NAN )
000101
UGT
Unordered or Greater Than NAN V (N V Z)
001010
OGL
Ordered Greater or Less Than
NAN V Z
000110
UEQ
Unordered or Equal
NAN V Z
001001
OR
Ordered
NAN
000111
UN
Unordered
NAN
001000
Miscellaneous Tests
F
False
False
000000
T
True
True
001111
SF
Signaling False
False
010000
ST
Signaling True
True
011111
SEQ
Signaling Equal
Z
010001
SNE
Signaling Not Equal
Z
011110
NOTE: All condition codes with an overbar indicate cleared bits; all other bits are set.
BSUN Bit Set
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
Yes
Yes
Yes
Yes
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