[all-commits] [llvm/llvm-project] 22df08: [DAG] Don't split f64 constant stores if the fp im...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 22df0886a1575439d0bf595f2b3a31c5255e9de6
      https://github.com/llvm/llvm-project/commit/22df0886a1575439d0bf595f2b3a31c5255e9de6
  Author: Simon Pilgrim <RKSimon at users.noreply.github.com>
  Date:   2023-12-07 (Thu, 07 Dec 2023)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
    M llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
    M llvm/test/CodeGen/ARM/aapcs-hfa-code.ll
    M llvm/test/CodeGen/ARM/ha-alignstack-call.ll
    M llvm/test/CodeGen/Mips/pr49200.ll
    M llvm/test/CodeGen/X86/fp-intrinsics.ll
    M llvm/test/CodeGen/X86/ldexp.ll
    M llvm/test/CodeGen/X86/memset64-on-x86-32.ll
    M llvm/test/CodeGen/X86/pr38738.ll
    M llvm/test/CodeGen/X86/slow-unaligned-mem.ll
    M llvm/test/CodeGen/X86/zero-remat.ll

  Log Message:
  -----------
  [DAG] Don't split f64 constant stores if the fp imm is legal (#74622)

If the target can generate a specific fp immediate constant, then don't split the store into 2 x i32 stores

Another cleanup step for #74304