Date: Sat, 17 Dec 2016 15:30:37 +0100 From: u-uy74@...ey.se To: musl@...ts.openwall.com Subject: Re: [PATCH v2] use lookup table for malloc bin index instead of float conversion On Sat, Dec 17, 2016 at 03:03:24PM +0100, Szabolcs Nagy wrote: > > > ... wouldn't it be better to drop the 4 unused > > > entries from the table and add -4's to the indices? > > > Wouldn't this enlarge the code more than reduce the data? > > most targets have a load instruction with small offset > and on some targets the compiler emits relocation against > (tab-4) instead of tab so the code size is not affected. Oh indeed, I overlooked this link-time evaluation. Thanks. Rune
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