Texas Instruments TMS320C67X/C67X+ DSP User Manual

Page 437

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Opcode Map Symbols and Meanings

.D Unit Instructions and Opcode Maps

C-4

SPRU733

Table C−3. Address Generator Options for Load/Store

mode Field

Syntax

Modification Performed

0

0

0

0

*−R[ucst5]

Negative offset

0

0

0

1

*+R[ucst5]

Positive offset

0

1

0

0

*−R[offsetR]

Negative offset

0

1

0

1

*+R[offsetR]

Positive offset

1

0

0

0

*− −R[ucst5]

Predecrement

1

0

0

1

*++R[ucst5]

Preincrement

1

0

1

0

*R− −[ucst5]

Postdecrement

1

0

1

1

*R++[ucst5]

Postincrement

1

1

0

0

*−−R[offsetR]

Predecrement

1

1

0

1

*++R[offsetR]

Preincrement

1

1

1

0

*R− −[offsetR]

Postdecrement

1

1

1

1

*R++[offsetR]

Postincrement

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