Library creating apparatus and method, and recording medium recording library creating program thereon
AssigneeFujitsu Limited
InventorKenichi Nabeya
Life of this patent
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Abstract
In order to efficiently create a library of characteristic values of a low hierarchical circuit, which library is used in operation verification of circuitry including low hierarchical circuitry and high hierarchical circuitry, so that the time period necessary to create a library is considerably reduced, the present apparatus includes a recognizing unit which recognizes a simulation object circuit in circuitry; a simulation unit which simulates the simulation object circuit; and a creating unit which creates a library of characteristic values of the simulation object circuit based on the simulation result obtained by said simulation unit.
Claims20
A library creating apparatus, comprising:
- a recognizing unit which recognizes a simulation object circuit in circuitry;
- a simulation unit which simulates the simulation object circuit recognized by said recognizing unit;
- and
- a creating unit which creates a library of characteristic values of the simulation object circuit based on the simulation result obtained by said simulation unit.
A library creating method, comprising:
- recognizing a simulation object circuit in circuitry;
- simulating the simulation object circuit recognized by the recognizing step;
- and
- creating a library of characteristic values of the simulation object circuit based on the simulation result obtained by said simulating step.
A recording medium recording thereon a library creating program for a computer to create a library of characteristic values of circuitry, wherein said program instructs the computer to function as the following:
- a recognizing unit which recognizes a simulation object circuit in circuitry;
- a simulation unit which simulates the simulation object circuit recognized by said recognizing unit;
- and
- a creating unit which creates a library of characteristic values of the simulation object circuit based on the simulation result obtained by said simulation unit.
A simulation apparatus which carries out operation verification of circuitry including a low hierarchical circuit and a high hierarchical circuit, said apparatus comprising:
- a recognizing unit which recognizes a simulation object circuit in the low hierarchical circuit;
- a simulation unit which simulates a simulation object circuit recognized by said recognizing unit;
- a creating unit which creates a library of characteristic values of the simulation object circuit based on the simulation result obtained by said simulation unit;
- and
- a verifying unit which carries out the operation verification using the library created by said creating unit.
Dependencies are inferred from the claim text.