Integrated verification approach during ADL-driven processor design

  • Authors:
  • Anupam Chattopadhyay;Arnab Sinha;Diandian Zhang;Rainer Leupers;Gerd Ascheid;Heinrich Meyr

  • Affiliations:
  • Aachen University of Technology, Integrated Signal Processing Systems, 52056 Aachen, Germany;Department of Electrical Engineering, Princeton University, Princeton, NJ, USA;Aachen University of Technology, Integrated Signal Processing Systems, 52056 Aachen, Germany;Aachen University of Technology, Integrated Signal Processing Systems, 52056 Aachen, Germany;Aachen University of Technology, Integrated Signal Processing Systems, 52056 Aachen, Germany;Aachen University of Technology, Integrated Signal Processing Systems, 52056 Aachen, Germany

  • Venue:
  • Microelectronics Journal
  • Year:
  • 2009

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Abstract

Nowadays, architecture description languages (ADLs) are getting popular to achieve quick and optimal design convergence during the development of application specific instruction-set processors (ASIPs). Verification, in various stages of such ASIP development, is a major bottleneck hindering widespread acceptance of ADL-based processor design approach. Traditional verification of processors are only applied at register transfer level (RTL) or below. In the context of ADL-based ASIP design, this verification approach is often inconvenient and error-prone, since design and verification are done at different levels of abstraction. In this paper, this problem is addressed by presenting an integrated verification approach during ADL-driven processor design. Our verification flow includes the idea of automatic assertion generation during high-level synthesis and support for automatic test-generation utilizing the ADL-framework for ASIP design. We show the benefit of our approach by trapping errors in a pipelined SPARC-compliant processor architecture and in an application-specific DSP architecture.