RISCV GPU ISAProf. Taylor's Bespoke Silicon Group is working on the second version of their RISCV based open sourced GPGPU. A GPU extension over RV32 ISA is being developed to improve programmability and utilization of newly introduced hardware features.
RV32 Extended GPU Instruction Set
|SDW rd rs1 rs2||Store from Double Word||[rs1, rs2] <- rd|
|LDW rd rs1 rs2||Load from Double Word||rd <- [rs1, rs2]|