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Cynthesizer 5 is the next generation of high-level synthesis
technology. It includes ideas and experience from more than a decade of production SystemC
high-level synthesis deployment. With Cynthesizer 5, design teams can quickly create high-quality
RTL implementations from highly abstract SystemC models. The SystemC models can be easily created
using the new Cynthesizer Workbench SystemC IDE, retargeted to new technology platforms, and
reused more easily than traditional hand coded RTL. And, Cynthesizer 5 will allow designers to
actively make tradeoffs to power in addition to area and performance from right within the
high-level synthesis environment.
Cynthesizer 5 redefines high-level synthesis and will help you get designs done more quickly and
with better results.
- Quickly create high-quality RTL from abstract SystemC models
- Reduce power usage and explore area, performance, and power tradeoffs
- Improve design and verification time
- Create truly reusable designs by focusing on function instead of implementation
Forte's new "C5" synthesis core combines the scheduling and allocation phases of the tool, improving
predictability and quality of results. New scheduling algorithms allow Cynthesizer to quickly test
multiple design microarchitectures and schedules to find the best possible area, performance, and
power based on the designers constraints. The new C5 core improves area results 9% on average compared
to previous Cynthesizer releases.
With Cynthesizer 5, design teams can automate complex low power optimizations that are often difficult
or impossible to realize with hand-coded RTL. Designers can use Cynthesizer's design exploration
capabilities to trade off area, performance, and power for a given set of design constraints.
- HLS-optimized clock gating technology
- Finite state machine (FSM) optimization
- Memory accesses optimized for performance or power.
- シ and ス speed memory architectures
- Low power memory modes
- Clock domain crossing circuitry for designs with multiple clock speeds
- RTL coding techniques optimized for downstream RTL tools
- Integrations with popular RTL power analysis and optimizations products.
Combined, these new optimizations can yield power reductions of 60% or more depending on the design.
The Cynthesizer Workbench graphical user interface included with Cynthesizer 5 includes a SystemC
Integrated Development Environment (IDE), making SystemC development easy and intuitive for new
users and advanced users alike. Beyond typical IDE features, the Cynthesizer Workbench also provides
several SystemC design "kick-starters" to quickly create new models using pre-defined templates to
reduce design and debug time.
The internals of the Cynthesizer Workbench have also been completely redesigned to allow faster
design, debug, and analysis of SystemC models and the resulting RTL designs. The analysis environment
includes SystemC and RTL source linking, waveforms, and other tools to optimize design results.
Cynthesizer 5's CynWare SystemC IP library and CynWare Interface Generator™ give designers
synthesizable building blocks to jumpstart their designs. Since these pre-designed elements are
implementation independent, they are re-targetable to different processes or QoR targets without
performance or area penalties. The result is truly reusable design IP that accelerates the design
and verification process.
The CynWare IP library contains high speed simulation models and bit-accurate synthesizable models
for all IP.
- Floating point datatypes available in IEEE754 single and double precision as well as other
combinations of exponent and mantissa width defined by the user
- User configurable connectivity interfaces such as line buffer, circular buffer, trigger-done,
streaming data, FIFO-based, and memory interfaces.
- Clock domain crossing (CDC) circuitry for multi-clock designs
- Specialized communication interfaces, including frame buffers and bus interfaces for connection using
the ARM® AMBA® AXI™ and AHB™.
Forte's patented DpOpt technology can automatically identify optimization opportunities in the
high-level SystemC design and synthesize optimized custom datapath components to meet the need.
This allows designers to reduce circuit area and power and achieve circuit speeds unachievable
through other means.
- Patented datapath architectures provide
- Advanced datapath synthesis techniques
- Fully automatic or user-controllable
Forte's support of industry standards eases the adoption of new technology and protects design tool
investments over time.
Forte partners with numerous EDA companies to deliver complete design solutions so that our common
customers can derive the benefits of using products and technologies that best meet the needs for the
production design flows.
Forte is a member of EDAC and an active member of Accelera with a seat on the Board of Directors.
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