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Roger Espasa

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Demo: Running Transformers on Semidynamic's "All-In-One" Vector and Tensor UnitRISC-V Summit North America 20242024-10-22
Semidynamics runs Llama‑2 7B FP16 via ONNX Runtime on an R5‑controlled chip that integrates core, Vector and Tensor units with no external DMA. The Tensor unit…
Talk on
Keynote Panel: Powering Local Innovation and Global Success with RISC-VRISC-V Summit North America 20242024-10-22
Panel argues that RISC-V moves from experiments to deployed systems: a NASA public‑private program selects an eight-core RISC-V vector processor for the High…
Panel
Boosting AI on Semidynamics RISC-V Cores with Custom Tensor InstructionsRISC-V at embedded world 20242024-04-09
Proposal: a single RISC‑V element combining an out‑of‑order Atrio R5 core, an out‑of‑order vector unit supporting RVV 1.0 and a configurable tensor unit…
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Boosting AI on Semidynamics RISC-V Cores with Custom Tensor Instr...RISC-V Summit North America 20232023-11-06
Semidynamics extends the RISC-V Vector Extension with three custom tensor instructions that operate directly on the vector register file (no extra state…
Talk on
Semidynamics Highly Configurable OOO Vector UnitRISC-V Summit Europe 20232023-06-05
Fully RVV1.0 compliant and offered in configurable sizes (start at 4, options up to 32 vector cores), the unit runs fully out-of-order vector renaming with…
Talk
OVI: The Open Vector InterfaceRISC-V Forum: Vector & Machine Learning 20212021-09-15
OVI is an open protocol that wires a RISC‑V core to a loosely coupled vector unit and is already used to connect the Avispado core to the Vitruvius VPU and…
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Semidynamics New Family of High Bandwidth Vector-Capable CoresRISC-V Global Forum 20202020-09-03
SemiDynamics unveils two RISC‑V cores: Avispado 220, a two‑wide in‑order core that sustains 64+ outstanding misses past L1 and implements RVV 1.0 support, and…
Talk on
Vector ISA8th RISC-V Workshop Barcelona 20182018-05-07
RISC-V adds 32 vector registers V0–V31, a programmable VL register that limits active elements, and a V-config that selects register count and element width…
Talk on
Vector ISA Proposal Update8th RISC-V Workshop Barcelona 20182018-05-07
Register-type encoding moves out to an optional extension and the base uses a more classical opcode-driven type scheme; register-type extension moved to an…
Talk on
RISC V Vector Extension Proposal7th RISC-V Workshop 20172017-11-28
Proposes a compact RISC-V vector ISA with 32 vector registers, a configurable VL register that controls how many lanes execute (examples use VL=5)…
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