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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/91739] Missed optimization for arithmetic operations of integers and floating point constants Date: Mon, 13 Dec 2021 04:47:47 +0000 [thread overview] Message-ID: <bug-91739-4-gsG5toMCgH@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-91739-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91739 Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Severity|normal |enhancement Last reconfirmed|2019-09-12 00:00:00 |2021-12-12 --- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- convert(32bit)*integerinfp -> 32bit*32bit widening multiple+converttofp . You might still end up with 2 conversions but integer multiples rather than fp multiplies as there is a rounding issue depending on how many bits are used in the integerinfp are done.
parent reply other threads:[~2021-12-13 4:47 UTC|newest] Thread overview: expand[flat|nested] mbox.gz Atom feed [parent not found: <bug-91739-4@http.gcc.gnu.org/bugzilla/>]
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