[all-commits] [llvm/llvm-project] bf499e: [SPARC][IAS] Add support for v9 DONE, RETRY, SAVED...

[Koakuma via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: bf499ec2b96c98633a8b2bc2113b19ffd437f647
      https://github.com/llvm/llvm-project/commit/bf499ec2b96c98633a8b2bc2113b19ffd437f647
  Author: Koakuma <koachan at protonmail.com>
  Date:   2023-08-12 (Sat, 12 Aug 2023)

  Changed paths:
    M llvm/lib/Target/Sparc/SparcInstrInfo.td
    M llvm/test/MC/Disassembler/Sparc/sparc-v9.txt
    M llvm/test/MC/Sparc/sparcv9-instructions.s

  Log Message:
  -----------
  [SPARC][IAS] Add support for v9 DONE, RETRY, SAVED, & RESTORED

Add support for DONE, RETRY, SAVED, and RESTORED (v9 Section A.11 & Section A.47).

Those instructions are used for low-level interrupt handling and register window
management by OS kernels.

Reviewed By: barannikov88

Differential Revision: https://reviews.llvm.org/D144936