Altera Floating-Point User Manual

Page 62

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Parameter Name

Type

Required

Description

OPTIMIZE

String

No

Specifies whether to optimize for area or for speed.

Values are

AREA

and

SPEED

. A value of

AREA

optimizes

the design using less total logic utilization or resources.

A value of

SPEED

optimizes the design for better

performance. If this parameter is not specified, the

default value is

SPEED

.

PIPELINE

Integer

No

Specifies the number of clock cycles needed to produce

the result. For the single-precision format, the latency

options are

33

,

14

or

6

. For the double-precision

format, the latency options are

61

,

24

or

10

.

For the single-extended precision format, the value

ranges from a minimum of

41

to a maximum of

61

.

For the low-latency option, the latency is determined

from the mantissa width. For a mantissa width of

31

to

40

bits, the value is

8

or

18

. For a mantissa width of

41

bits or more, the value is

10

or

24

.

6-8

ALTFP_DIV Parameters

UG-01058

2014.12.19

Altera Corporation

ALTFP_DIV IP Core

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