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MOTOROLA M68040 USER’S MANUAL 9- 19
Table 9-8. Floating-Point Conditional Tests
Mnemonic Definition Equation Predicate BSUN Bit Set
IEEE Nonaware Tests
EQ Equal Z 000001 No
NE Not Equal Z 001110 No
GT Greater Than NAN V Z V N 010010 Yes
NGT Not Greater Than NAN V Z V N 011101 Yes
GE Greater Than or Equal Z V (NAN V N ) 010011 Yes
NGE Not Greater Than or Equal NAN V (N Λ Z) 011100 Yes
LT Less Than N Λ ( NAN V Z ) 010100 Yes
NLT Not Less Than NAN V (Z V N) 011011 Yes
LE Less Than or Equal Z V (N Λ NAN ) 010101 Yes
NLE Not Less Than or Equal NAN V (N V Z ) 011010 Yes
GL Greater or Less Than NAN V Z 010110 Yes
NGL Not Greater or Less Than NAN V Z 011001 Yes
GLE Greater, Less, or Equal NAN 010111 Yes
NGLE Not Greater, Less, or Equal NAN 011000 Yes
IEEE Aware Tests
EQ Equal Z 000001 No
NE Not Equal Z 001110 No
OGT Ordered Greater Than NAN V Z V N000010 No
ULE Unordered or Less or Equal NAN V Z V N 001101 No
OGE Ordered Greater Than or Equal Z V (NAN V N) 000011 No
ULT Unordered or Less Than NAN V (N Λ Z) 001100 No
OLT Ordered Less Than N Λ ( NAN V Z) 000100 No
UGE Unordered or Greater or Equal NAN V Z V N 001011 No
OLE Ordered Less Than or Equal Z V (N Λ NAN ) 000101 No
UGT Unordered or Greater Than NAN V (N VZ) 001010 No
OGL Ordered Greater or Less Than NAN V Z000110 No
UEQ Unordered or Equal NAN V Z 001001 No
OR Ordered NAN 000111 No
UN Unordered NAN 001000 No
Miscellaneous Tests
F False False 000000 No
T True True 001111 No
SF Signaling False False 010000 Yes
ST Signaling True True 011111 Yes
SEQ Signaling Equal Z 010001 Yes
SNE Signaling Not Equal Z 011110 Yes
NOTE: All condition codes with an overbar indicate cleared bits; all other bits are set.
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