Download Principles of Verifiable RTL Design - A Functional Coding by Lionel Bening;Harry D. Foster PDF

By Lionel Bening;Harry D. Foster

Ideas of Verifiable RTL layout: A useful Coding variety helping Verification tactics in Verilog explains how one can write Verilog to explain chip designs on the RT-level in a way that cooperates with verification tactics. This cooperation can go back an order of value development in functionality and skill from instruments equivalent to simulation and equivalence checkers. It reduces the exertions expenses of assurance and formal version checking via facilitating communique among the layout engineer and the verification engineer. It additionally orients the RTL type to supply extra priceless effects from the final verification technique. The meant viewers for rules of Verifiable RTL layout: A practical Coding sort assisting Verification strategies in Verilog is engineers and scholars who want an creation to quite a few layout verification techniques and a helping useful Verilog RTL coding type. A moment meant viewers is engineers who were via introductory education in Verilog and now are looking to boost solid RTL writing practices for verification. a 3rd viewers is Verilog language teachers who're utilizing a normal textual content on Verilog because the direction textbook yet are looking to improve their lectures with an emphasis on verification. A fourth viewers is engineers with sizeable Verilog event who are looking to increase their Verilog perform to paintings greater with RTL Verilog verification instruments. A 5th viewers is layout experts trying to find confirmed verification-centric methodologies. A 6th viewers is EDA verification instrument implementers who wish a few feedback a few minimum Verilog verification subset. ideas of Verifiable RTL layout: A practical Coding sort aiding Verification techniques in Verilog is predicated at the truth that comes from real large-scale product layout technique and instrument event.

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Extra info for Principles of Verifiable RTL Design - A Functional Coding Style Supporting Verification Processes

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This principle enables designers to isolate or localize the design decision details within a module, allowing their interface relationship with other segments of the design to create a level of design abstraction (this is known as the Abstraction Principle [Ross et al. 1975]). Engineers are accustomed to creating multiple levels of abstraction within the design’s RTL description by partitioning and localizing related functionality into a module description. To optimize each EDA tool’s performance, however, we recommend that the Principle of Information Hiding be applied (at a minimum) to each distinct grouping of state elements within the design’s RTL.

An OOHD methodology favors tuning and optimizing a simulation targeted library for best simulation performance (see [Figure 3-1], SIM. ). This is accomplished by providing a uniform coding style within the library to cooperate with the optimizations performed by both event-driven and cycle-based simulation compilers. RTL Methodology Basics 45 For example, the simulation-targeted library can be generated to accommodate an optimization known as common control consolidation. By using a standard sequence of control structures for all state elements within the library, the simulator’s compiler optimizations is able to maximize its common control structure grouping.

The block-level specification provides an important link between the high-level design requirements and the RTL implementation. It is through the process of block-level specification and design that we are enabled to explore multiple design alternatives. , block and sub-block levels). They point out that an interface-based design approach provides many implementation and verification advantages, such as: 1. It partitions a large verification problem into a collection of more manageable pieces, resulting in an increase in verification coverage while improving verification efficiency.

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