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Motorola DSP96002 User Manual

Page 78

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DSP96002 USER’S MANUAL

MOTOROLA

tion cycle in the IEEE mode if denormalized numbers are not detected, otherwise additional instruction cy-

cles will be required. See Figure 6-1 for a list of the thirty eight floating point arithmetic instructions.

Figure 6-1. Floating-Point Arithmetic Instructions

FABS.S

Absolute Value (Single Precision)

FABS.X

Absolute Value (Single Extended Precision)

FADD.S

Add (Single Precision)

FADD.X

Add (Single Extended Precision)

FADDSUB.S

Add and Subtract (Single Precision)

FADDSUB.X

Add and Subtract (Single Extended Precision)

FCLR

Clear a Floating-Point Operand

FCMP

Compare

FCMPG

Graphics Compare with Trivial Accept/Reject Flags

FCMPM

Compare Magnitude

FCOPYS.S

Copy Sign (Single Precision)

FCOPYS.X

Copy Sign (Single Extended Precision)

FGETMAN

Get Mantissa

FINT

Convert to Floating-Point Integer

FLOAT.S

Integer to SP Floating-Point Conversion

FLOAT.X

Integer to SEP Floating-Point Conversion

FLOATU.S

Unsigned Integer to SP Floating-Point Conversion

FLOATU.X

Unsigned Integer to SEPFloating-Point Conversion

FLOOR

Convert to Floating-Point Integer Round to -Infinity

FMPY FADD.S

Multiply and Add (Single Precision)

FMPY FADD.X

Multiply and Add (Single Extended Precision)

FMPY FADDSUB.S

Multiply, Add and Subtract (Single Precision)

FMPY FADDSUB.X

Multiply, Add and Subtract (Single Extended Precision)

FMPY FSUB.S

Multiply and Subtract (Single Precision)

FMPY FSUB.X

Multiply and Subtract (Single Extended Precision)

FMPY.S

Multiply (Single Precision)

FMPY.X

Multiply (Single Extended Precision)

FNEG.S

Change Sign (Single Precision)

FNEG.X

Change Sign (Single Extended Precision)

FSCALE.S

Scale a Floating-Point Operand (Single Precision)

FSCALE.X

Scale a Floating-Point Operand (Single Extended Precision)

FSEEDD

Reciprocal Approximation

FSEEDR

Square Root Reciprocal Approximation

FSUB.S

Subtract (Single Precision)

FSUB.X

Subtract (Single Extended Precision)

FTFR.S

Transfer Floating-Point Register (Single Precision)

FTFR.X

Transfer Floating-Point Register (Single Extended Precision)

FTST

Test a Floating-Point Operand