High-performance 32-bit multi-core processor with AI acceleration engine

Features

• Instruction set: T-Head ISA (32-bit/16-bit variable-length instruction set);
• Multi-core: Isomorphic multi-core, with 1 to 4 optional cores;
• Pipeline: 12-stage;
• Microarchitecture: Tri-issue, deep out-of-order;
• General register: 32 32-bit GPRs; 16 128-bit VGPRs;
• Cache: 2-stage cache; I-cache: 32 KB/64 KB (size options); D-cache: 32 KB/64 KB (size options); L2 Cache: 128 KB-2 MB (size options);
• Cache check: Optional ECC check or parity check;
• Bus interface: 1 128-bit master interface; 1 128-bit slave interface;
• Memory protection: On-chip memory management unit supports hardware backfilling;
• Floating point engine: Supports single and double precision floating point operations;
• AI vector calculation engine: Dual-line 128-bit operation width, supporting half-precision/single-precision/8-bit/16-bit/32-bit parallel computing;
• ng half-precision/single-precision/8-bit/16-bit/32-bit parallel computing
• Multi-core consistency: Multiple-core shared L2-cache, and supports cache data consistency;
• Interrupt controller: Supports a multi-core shared interrupt controller;
• Debugging: Supports multi-core collaborative debugging;
• Performance monitoring: Supports a hardware performance monitoring unit;
• AI acceleration engine: Provides dedicated acceleration instructions to accelerate various typical neural networks;
• Hybrid branch processing: Hybrid branch processing technology including branch direction, branch address, function return address and indirect jump address prediction to improve the fetching efficiency;
• Data prefetching: Multi-channel and multi-mode data prefetching technology greatly improves data access bandwidth.

Applications

• Intelligent Vision;
• Smart Home Appliances.

Block Diagram of the High-performance 32-bit multi-core processor with AI acceleration engine

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