[Bug target/127298] [alpha] classification built-ins expand to FP comparisons, which trap or misclassify a subnormal operand

[mattst88 at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127298

--- Comment #1 from Matt Turner <mattst88 at gmail dot com> ---
Sent

[PATCH 1/2] alpha: implement the FP classification optabs [PR127298]
[PATCH 2/2] builtins: fold fpclassify using the classification optabs
[PR127298]