Clock planning method and device of programmable device, electronic equipment and storage medium

Abstract

The invention discloses a clock planning method and device of a programmable device, electronic equipment and a storage medium, and belongs to the field of integrated circuits. The method comprises starting; collecting hardware information; determining a connection relationship between the clock circuit units; clustering the clock circuit units; setting a planning sequence of each clock circuit; planning each clock circuit according to the formulated planning sequence; adjusting and optimizing the planning result of the whole clock circuit; and ending. According to the method, the clock planning process is simplified, the clock planning speed is increased, the calculation method is simple, the calculation amount is small, the flexibility is high, clock resources can be reasonably placed, the implementation difficulty of clock planning is reduced, the running time is shortened, and the method can adapt to more application scenes.

Description

technical field [0001] The invention belongs to the technical field of integrated circuits, relates to field programmable logic device (PLD for short) integrated circuit software tool design technology, in particular to a clock planning method, device, electronic equipment and storage medium for programmable devices. Background technique [0002] At present, the clock circuit units of programmable devices (that is, programmable logic devices) have exceeded 100 million gates, and the operating frequency of the clock circuit has exceeded 1GHz. The clock circuit provides high-frequency clock signals for other ultra-high-speed processing circuits inside the programmable device. In the workflow of logic synthesis, mapping, placement, routing and bit stream generation of EDA software tools for programmable devices, the main role of the clock planning function in the layout stage is to reasonably allocate clock resources of programmable devices and improve the efficiency of programm...

AI Technical Summary

Problems solved by technology

[0004] Embodiments of the present invention provide a clock planning method, device, electronic equipment, and storage medium for a programmable device, so as to solve the problem that the current clock planning method cannot meet the requirements of a small amount of calculation and high flexibility at the same time.

Images