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FXAM Examine Exception Flags: None
FXAM
Logic: sets condition codes according to the value in ST
FXAM causes the coprocessor to examine the value currently in ST. The
condition codes are set as follows:
C3 C2 C1 C0 Means
-- -- -- -- -----
0 0 0 0 +Unnormal
0 0 0 1 +NAN
0 0 1 0 -Unnormal
0 0 1 1 -Unnormal
0 1 0 0 +Normal
0 1 0 1 +.
0 1 1 0 -Normal
0 1 1 1 -.
1 0 0 0 +0
1 0 0 1 Empty
1 0 1 0 -0
1 0 1 1 Empty
1 1 0 0 +Denormal
1 1 0 1 Empty
1 1 1 0 -Denormal
1 1 1 1 Empty
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Operands Clocks Bytes Example
FXAM 12-23 3 FXAM
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