github riscv/riscv-isa-manual archive
RISC-V Specification Archive

This is an archive of older versions of the RISC-V specifications.

These specifications are out of date! For the most recent ratified versions of the spec, please click here. For the most recent unratified drafts, please click here.

Note that these archived PDFs are static artifacts, and the source code to rebuild them is not included as part of this release.

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