[all-commits] [llvm/llvm-project] a57a83: Add missing extendhfxf2 in compiler rt (#109090)

[B I Mohammed Abbas via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: a57a83fc15219184ea45fc026b917888088d43f2
      https://github.com/llvm/llvm-project/commit/a57a83fc15219184ea45fc026b917888088d43f2
  Author: B I Mohammed Abbas <the10minoverview at gmail.com>
  Date:   2024-10-01 (Tue, 01 Oct 2024)

  Changed paths:
    M compiler-rt/lib/builtins/CMakeLists.txt
    A compiler-rt/lib/builtins/extendhfxf2.c
    M compiler-rt/lib/builtins/macho_embedded/common.txt
    A compiler-rt/test/builtins/Unit/extendhfxf2_test.c
    M llvm/utils/gn/secondary/compiler-rt/lib/builtins/BUILD.gn

  Log Message:
  -----------
  Add missing extendhfxf2 in compiler rt (#109090)

Issue: #105181
extendhfxf2 calls extendhfXfy to convert _Float16 to double, then type
casts this converted value to long double.
__uint128_t may not be available on all architectures. Thus I din't use
extendhfXfy to widen precision to 128 bits.



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