Stereo System User Manual

A - 130 DSP96002 USER’S MANUAL MOTOROLA
FLOAT.X Integer to Floating-Point FLOAT.X
Conversion
Operation:
D.L → CONVERT TO FP → D
(parallel data bus move)
Assembler Syntax:
FLOAT.X D (move syntax - see the MOVE in-
struction description.)
Description:
Convert the 2’s complement 32-bit integer located in the low portion of the operand D into a floating-point
operand and store the result in the operand D. The rounding precision is SEP.
Input Operand(s) Precision: 32-bit 2’s complement integer.
Output Operand Precision: SEP Floating-Point.
CCR Condition Codes:
C - Not affected.
V - Not affected.
Z - Set if result is zero. Cleared otherwise.
N - Set if result is negative. Cleared otherwise.
I - Always cleared.
LR - Not affected.
–
R - Not affected.
A - Not affected.
ER Status Bits:
INX -Always cleared.
DZ -Always cleared.
UNF -Always cleared.
OVF -Always cleared.
OPERR-Always cleared.
SNAN -Always cleared.
NAN -Always cleared.
UNCC -Always cleared.
IER Flags: Flags changed according to standard definition.