Placement_effort_multiplier – Altera Quartus II Settings File User Manual

Page 681

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PLACEMENT_EFFORT_MULTIPLIER

Controls how much time the fitter spends in placement. The default value is 1.0 and legal values must be

greater than 0. Specifying a floating-point number allows you to control the placement effort. A higher

value increases CPU time but may improve placement quality. For example, a value of '4' will increase

fitting time by approximately 2 to 4 times but may increase quality.

Type

String

Device Support

This setting can be used in projects targeting any Altera device family.

Notes

This assignment is not copied when you create a companion revision for HardCopy II devices.
This assignment is included in the Fitter report.

Syntax

set_global_assignment -name PLACEMENT_EFFORT_MULTIPLIER <value>

Default Value

1.0

MNL-Q21005

2015.05.04

PLACEMENT_EFFORT_MULTIPLIER

681

Quartus Settings File Reference Manual

Altera Corporation

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