[all-commits] [llvm/llvm-project] 50343e: [HEXAGON] Fix hvx-isel for extract_subvector op (#...

[aankit-ca via All-commits]

  Branch: refs/heads/release/20.x
  Home:   https://github.com/llvm/llvm-project
  Commit: 50343e517992970f62726d601e53054e588df437
      https://github.com/llvm/llvm-project/commit/50343e517992970f62726d601e53054e588df437
  Author: aankit-ca <quic_aankit at quicinc.com>
  Date:   2025-03-11 (Tue, 11 Mar 2025)

  Changed paths:
    M llvm/lib/Target/Hexagon/HexagonISelLoweringHVX.cpp
    M llvm/test/CodeGen/Hexagon/autohvx/fp-to-int.ll
    M llvm/test/CodeGen/Hexagon/autohvx/int-to-fp.ll
    A llvm/test/CodeGen/Hexagon/isel/extract-subvec.ll

  Log Message:
  -----------
  [HEXAGON] Fix hvx-isel for extract_subvector op (#129672)

Fixes a crash with extract_subvectors in Hexagon backend seen when the
source vector is a vector-pair and result vector is not hvx vector size.

LLVM Issue: https://github.com/llvm/llvm-project/issues/128775
Fixes #128775
---------

Co-authored-by: aankit-quic <aankit at quicinc.com>
(cherry picked from commit 29d3fc3f11d272a72ac255af9277c740f26c3dfc)



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