Auto-sync with upstream branch master
    
    Upstream commit: 94628de77888c3292fc103840731ff85f283368e
    
    - elf/tst-tlsopt-powerpc fails when compiled with -mcpu=power10 (BZ# 29776)
    - LoongArch: Hard Float Support for fmaximum_mag_num{f/ }, fminimum_mag_num{f/ }.
    - LoongArch: Hard Float Support for fmaximum_mag{f/ }, fminimum_mag{f/ }.
    - LoongArch: Hard Float Support for fmaxmag{f/ }, fminmag{f/ }.
    - LoongArch: Hard Float Support for fmaximum_num{f/ }, fminimum_num{f/ }.
    - LoongArch: Hard Float Support for fmaximum{f/ }, fminimum{f/ }.
    - LoongArch: Hard Float Support for float-point classification functions.
    - LoongArch: Use __builtin_{fma, fmaf} to implement function {fma, fmaf}.