5.28.1 Constraint Support by Family

Use the Constraint Family Support table to see which constraints you can use for your device family. Click the name of a constraint in the table for more information about it.

Table 5-60. Constraint Support by Family

IGLOO

SmartFusion and Fusion

ProASIC3

ProASIC PLUS

ProASIC

Axcelerator

eX

SX-A

SX

MX

DX

ACT1

ACt2/1200XL

ACT3

Timing

Create a clock

X

X

X

X

X

X

X

X

X

X

X

X

X

X

Create a generated clock

X

X

X

X

X

X

X

X

Remove clock uncertainty

X

X

X

X

X

X

X

X

Set clock latency

X

X

X

X

X

X

X

X

Set clock uncertainty

X

X

X

X

X

X

X

X

Set disable timing

X

X

X

X

(including RTAX-S)

X

X

Set false path

X

X

X

X

X

X

X

X

X

X

X

X

X

X

Set input delay

X

X

X

X

X

Set load on output port

X

X

X

X

X

X

X

X

Set maximum delay

X

X

X

X

X

X

X

X

X

X

X

X

X

X

Set minimum delay

X

X

X

X

X

X

X

X

X

X

X

X

X

X

Set multicycle path

X

X

X

X

X

Set output delay

X

X

X

X

X

Physical Placement

Table 5-61. Constraint Support by Family

-Clocks

Assign Net to Global Clock

X

X

X

X

X

Assign Net to Local Clock

X

X

X

X

X

X

Assign Net to Quadrant Clock

X

X

X

-Regions

Assign Macro to Region

X

X

X

X

X

X

Assign Net to Region

X

X

X

X

X

X

Create Region

X

X

X

X

X

X

Delete Regions

X

X

X

X

X

X

Move Region

X

X

X

X

X

X

Unassign macro(s) driven by net

X

X

X

X

X

X

Unassign Macro from Region

X

X

X

X

X

X

-I/Os

Assign I/O to pin

X

X

X

X

X

X

X

X

X

X

X

X

X

X

Assign I/O Macro to Location

X

X

X

X

X

X

Configure I/O Bank

X

X

X

X

Reset attributes on I/O to default settings

X

X

X

X

X

X

Reset I/O bank to default settings

X

X

X

X

Reserve pins

X

X

X

X

X

X

X

Unreserve pins

X

X

X

X

X

X

X

Unassign I/O macro from location

X

X

X

X

X

X

-Block

Table 5-62. Constraint Support by Family

IGLOO

SmartFusion and Fusion

ProASIC3

ProASIC PLUSProASIC PLUSProASIC PLUSProASIC PLUSProASIC PLUSProASIC PLUSProASIC PLUSProASIC PLUSProASIC PLUSProASIC PLUSProASIC PLUS

ProASIC

Axcelerator

eX

SX-A

SX

MX

DX

ACT1

ACt2/1200XL

ACT3

Timing

Move Block

X

X

X

X

Set port block

X

X

X

X

Set Block Options

X

X

X

X

-Nets

Assign Net to Global Clock

X

X

X

X

X

Assign Net to Local Clock

X

X

X

X

X

X

Assign Net to Quadrant Clock

X

X

X

Assign Net to Region

X

X

X

X

X

X

Reset net's criticality to default level

X

Set Net's Criticality

X

Unassign macro(s) driven by net

X

X

X

X

X

Netlist Optimization

Delete buffer tree

X

X

X

Demote Global Net to Regular Net

X

X

X

X

X

Promote regular net to global net

X

X

X

X

X

Restore buffer tree

X

X

X

X

X

Set preserve

X

X

X

X