[all-commits] [llvm/llvm-project] b1017a: Use getSignedTargetConstant for offset (#141149)

[Shimin Cui via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b1017a4b84420894c0aedfe3872ef617f66f087f
      https://github.com/llvm/llvm-project/commit/b1017a4b84420894c0aedfe3872ef617f66f087f
  Author: Shimin Cui <scui at ca.ibm.com>
  Date:   2025-05-26 (Mon, 26 May 2025)

  Changed paths:
    M llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
    A llvm/test/CodeGen/PowerPC/signed-offset.ll

  Log Message:
  -----------
  Use getSignedTargetConstant for offset (#141149)

This is to fix an assertion failure with PeepholePPC64. The load/store
offset can be negative. A reduced case from one of our failures is added
as well.



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