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CPU Architecture at SiFive
Shanghai, CN
At SiFive, you’ll be part of a fun, engaging team and be afforded the opportunity to grow within the company. You will bring fruition the new RISC-V architecture and enable its rapid adoption by implementing new tools, breakthrough design methods and services. We need people who are trail-blazers, aren’t afraid to take a chance, and don’t always “go with the flow”.

Responsibilities:

    • Configuration/Customize of RISC-V CPU according to different application requirement
    • Optimize the micro architecture of current RISC-V CPU core
    • Optimize or re-design the memory sub-system for CPU core
    • Define the micro architecture spec and C model for hardware engine of co-processor to RISC-V
    • Direction RTL coding of CPU building block and extension instruction hardware
    • Co-work with compiler team/partner to support extension feature of CPU

Qualifications:

    • BS degree or equivalent practical experience. MS in EE or CS is preferred.
    • 8+years’ experience in CPU core development with RISC ISA
    • Knowledge of compiler principle and open source compiler
    • Strong experience of verification of CPU core according to ISA
    • Experience of DSP instruction and pipe-line design
    • Experience of cache implementation for instruction and data
    • Experience of CPU related verification methodology
    • Good people and communication skills in Mandarin and English

Big Plus:

    • Experience of chisel usage of RISC-V
    • Experience of IoT ASIC/SoC architecture design.
    • Experience of AI related hardware accelerator engineer, especially for CNN, DNN and SIMD/SIMT