https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109221
Hongtao.liu <crazylht at gmail dot com> changed:
What |Removed |Added
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CC| |crazylht at gmail dot com
--- Comment #5 from Hongtao.liu <crazylht at gmail dot com> ---
(In reply to Andrew Pinski from comment #4)
> With -ffast-math -mfpmath=387,sse (or -mavx512f instead of -mfpmath=387 as
> there is a avx512f instruction too) added, ldexp gets inlined.
Note, vscaless accept a float32 operand for exp which is int32 in ldexpf, there
maybe some precision loss to convert an int32 to float32, that's why Ofast is
needed here.
