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Texas Instruments TMS320C67X/C67X+ DSP User Manual

Page 433

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Mapping Between Instruction and Functional Unit

Mapping Between Instruction and Functional Unit

B-6

SPRU733

Table B−1. Functional Unit to Instruction Mapping (Continued)

Instruction

Functional Unit

Instruction

.D Unit

.S Unit

.M Unit

.L Unit

STB memory (15-bit offset)

n

STH memory

n

STH memory (15-bit offset)

n

STW memory

n

STW memory (15-bit offset)

n

SUB

n

n

n

SUBAB

n

SUBAH

n

SUBAW

n

SUBC

n

SUBDP

n

n

§

SUBSP

n

n

§

SUBU

n

n

SUB2

n

XOR

n

n

ZERO

n

n

n

S2 only

D2 only

§

C67x+ DSP-specific instruction