[all-commits] [llvm/llvm-project] 3e2801: [PowerPC] Support conversion between f16 and f128 ...

[Lei Huang via All-commits]

  Branch: refs/heads/release/20.x
  Home:   https://github.com/llvm/llvm-project
  Commit: 3e2801eb634e6010ee783ea7c93718bbb6ed4c35
      https://github.com/llvm/llvm-project/commit/3e2801eb634e6010ee783ea7c93718bbb6ed4c35
  Author: Lei Huang <lei at ca.ibm.com>
  Date:   2025-03-27 (Thu, 27 Mar 2025)

  Changed paths:
    M llvm/lib/IR/RuntimeLibcalls.cpp
    M llvm/lib/Target/PowerPC/PPCISelLowering.cpp
    M llvm/lib/Target/PowerPC/PPCInstrVSX.td
    M llvm/test/CodeGen/PowerPC/f128-conv.ll
    M llvm/test/CodeGen/PowerPC/fp128-libcalls.ll

  Log Message:
  -----------
  [PowerPC] Support conversion between f16 and f128 (#130158)

Enables conversion between f16 and f128.
Expanding on pre-Power9 targets and using HW instructions on Power9.

Fixes https://github.com/llvm/llvm-project/issues/92866
Commandeer of:  https://github.com/llvm/llvm-project/pull/97677

---------

Co-authored-by: esmeyi <esme.yi at ibm.com>
(cherry picked from commit ade22fc1d9616c95bd1aa4ea658a21ddb073b73c)



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