Ldf||stf – Texas Instruments TMS320C3x User Manual

Page 580

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LDF||STF

Parallel LDF and STF

13-122

Example

LDF

*AR2

– –

(1),R1

||

STF

R3,*AR4++(IR1)

Before Instruction

After Instruction

R1

00 0000 0000

R1

07 0C80 0000

R3

05 7B40 0000

R3

05 7B40 0000

AR2

80 98E7

AR2

80 98E6

AR4

80 9900

AR4

80 9910

IR1

10

IR1

10

LUF

0

LUF

0

LV

0

LV

0

UF

0

UF

0

N

0

N

0

Z

0

Z

0

V

0

V

0

C

0

C

0

Data memory

8098E7h

70C8000

8098E7h

70C8000

809900h

0

809900h

57B4000

1.4050e+02

6.28125e+01

1.4050e+02

6.28125e+01

6.28125e+01

1.4050e+02

Note:

Cycle Count

See Section 8.5.2,

Data Loads and Stores, on page 8-24 for the effects of

operand ordering on the cycle count.

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