riscv_zisslpcfi

Draft Extension: Zisslpcfi

• Branch: riscv-zisslpcfi
• Tracking PR: #92 (view Pull Request and Diff)
• Mailing List:
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Feature Description

This patchset implements Zisslpcfi extension, which is a control flow integrity extension which implements shadow stack and landing pads.

It also adds stub Zimop extension as a dependency from Zisslpcfi.

This is based on: https://github.com/riscv/riscv-cfi/tree/954358b90f86ba076494fa5e0d8cef43e7a05b3b

Note that riscv-cfi.pdf in this commit is outdated.

Because CSR addresses are not determined, this branch comes with a instantiation script (instantiate-zisslpcfi.sh).