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A comment on Nyuzi – An Experimental Open-Source FPGA GPGPU Processor. Parent comment
https://riscv.org/technical/specifications/risc-v-genealogy/
Of course, the various extensions might violate current patents (I would guess that packed SIMD and cryptography extensions are particularly at risk). But the basic ISA does not use anything that was not already widely adopted by 2003.
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https://riscv.org/technical/specifications/risc-v-genealogy/
Of course, the various extensions might violate current patents (I would guess that packed SIMD and cryptography extensions are particularly at risk). But the basic ISA does not use anything that was not already widely adopted by 2003.