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[doc] Add bitmanip spec to introduction page

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We list all specifications we implement, even optional ones. Add
Bitmanip there as well.

Fixes #966
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Philipp Wagner 2020-07-02 12:16:33 +01:00 • committed by Philipp Wagner
parent 15d378555f
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doc/introduction.rst
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@ -21,6 +21,7 @@ It follows these specifications:
* `RISC-V Instruction Set Manual, Volume II: Privileged Architecture, document version 20190608-Base-Ratified (June 8, 2019) <https://github.com/riscv/riscv-isa-manual/releases/download/Ratified-IMFDQC-and-Priv-v1.11/riscv-privileged-20190608.pdf>`_.
Ibex implements the Machine ISA version 1.11.
* `RISC-V External Debug Support, version 0.13.2 <https://content.riscv.org/wp-content/uploads/2019/03/riscv-debug-release.pdf>`_
* `RISC-V Bit Manipulation Extension, version 0.92 (November 8, 2019) <https://github.com/riscv/riscv-bitmanip/blob/master/bitmanip-0.92.pdf>`_
Many features in the RISC-V specification are optional, and Ibex can be parametrized to enable or disable some of them.