[PATCH] D146463: [CodeGen][RISCV] Change Shadow Call Stack Register to X3

[Roland McGrath via Phabricator via cfe-commits]

mcgrathr added a comment.

In D146463#4232214 <https://reviews.llvm.org/D146463#4232214>, @craig.topper wrote:

> Does the kernel populate the initial value of the register for the shadow stack or is that done by a runtime inside the application?

This is a change to code generation and is orthogonal to how the runtime environment supports the ABI requirement. The details depend on the particular runtime environment, which is not the province of the compiler backend.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D146463/new/

https://reviews.llvm.org/D146463