TMS320C80GF datasheet(58/171 Pages) TI

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TMS320C80

DIGITAL SIGNAL PROCESSOR

SPRS023B – JULY 1994 – REVISED OCTOBER 1997

POST OFFICE BOX 1443

• HOUSTON, TEXAS 77251–1443

PP opcode formats (continued)

Table 14 summarizes the supported parallel-transfer formats, their formats, and whether the transfers are local

or global. It also lists the allowed ALU operations and states whether conditions and status protection are

supported.

Table 14. Parallel-Transfer Format Summary

ALU

GLOBAL TRANSFER

LOCAL TRANSFER

FORMAT

OPERANDS

Move

Load / Store / AUA

FORMAT

dst1

src1

Cond

Status

Protection

src

→ dst

s/d

Index

Rel

s/d

Index

Rel

Port

Double parallel

—

Lower

X/short

Local

Move || Local

Any

³Any

—

X/short

Yes

Local

Field move || Local

³Any

—

X/short

Local

Global (long offset)

—

Any

X/long

Yes

—

Local (long offset)

—

Any

X/long

Yes

Global

Non-D DU || Local

Any

—

X/short

Yes

Global

Conditional move

Yes

Any

³Any

—

Conditional field move

Yes

³Any

—

Conditional global

Yes

—

Any

X/short

Yes

—

Conditional non-D DU

Any

Yes

—

32-bit imm. base ALU

Any

Lower

Yes

—

Legend:

Data unit

AUA

Address unit arithmetic

s/d

Source/destination register

Rel

Relative addressing support

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