Texas Instruments TMS320C2XX User Manual

Page 159

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Instruction Set Summary

7-6

Table 7–1. Accumulator, Arithmetic, and Logic Instructions (Continued)

Mnemonic

Opcode

Cycles

Words

Description

SUB

Subtract from ACC with shift of 0 to 15,
direct or indirect

1

1

0011 SHFT IAAA AAAA

Subtract from ACC with shift of 0 to 15,
long immediate

2

2

1011 1111 1010 SHFT
+ 1 word

Subtract from ACC with shift of 16,
direct or indirect

1

1

0110 0101 IAAA AAAA

Subtract from ACC, short immediate

1

1

1011 1010 IIII IIII

SUBB

Subtract from ACC with borrow, direct or indirect

1

1

0110 0100 IAAA AAAA

SUBC

Conditional subtract, direct or indirect

1

1

0000 1010 IAAA AAAA

SUBS

Subtract from ACC with sign-extension
suppressed, direct or indirect

1

1

0110 0110 IAAA AAAA

SUBT

Subtract from ACC with shift (0 to 15) specified by
TREG, direct or indirect

1

1

0110 0111 IAAA AAAA

XOR

Exclusive OR ACC with data value, direct or indirect

1

1

0110 1100 IAAA AAAA

Exclusive OR with ACC with shift of 0 to 15,
long immediate

2

2

1011 1111 1101 SHFT
+ 1 word

Exclusive OR with ACC with shift of 16, long
immediate

2

2

1011 1110 1000 0011
+ 1 word

ZALR

Zero low ACC and load high ACC with rounding,
direct or indirect

1

1

0110 1000 IAAA AAAA

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