[all-commits] [llvm/llvm-project] 1e2317: [PowerPC] Mark side effects of Power9 darn instruc...

Qiu Chaofan via All-commits all-commits at lists.llvm.org
Sun Apr 17 22:23:26 PDT 2022

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 1e23175df680ffa1494b14c487f92232b4de5986
  Author: Qiu Chaofan <qiucofan at cn.ibm.com>
  Date:   2022-04-18 (Mon, 18 Apr 2022)

  Changed paths:
    M llvm/include/llvm/IR/IntrinsicsPowerPC.td
    M llvm/lib/Target/PowerPC/PPCInstr64Bit.td
    M llvm/test/CodeGen/PowerPC/builtins-ppc-p9-darn.ll

  Log Message:
  [PowerPC] Mark side effects of Power9 darn instruction

This fixes CVE-2019-15847, preventing random number generation from
being merged.

Reviewed By: lkail

Differential Revision: https://reviews.llvm.org/D122783

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