On Wed, Dec 10, 2025 at 1:29 AM Tamar Christina <[email protected]> wrote: > > > -----Original Message----- > > From: Kyrylo Tkachov <[email protected]> > > Sent: 10 December 2025 09:05 > > To: GCC Patches <[email protected]> > > Cc: Tamar Christina <[email protected]>; Wilco Dijkstra > > <[email protected]>; Alice Carlotti <[email protected]>; Alex > > Coplan <[email protected]>; Andrew Pinski > > <[email protected]>; Richard Earnshaw > > <[email protected]> > > Subject: [PATCH] aarch64: Remove RNG from -mcpu=neoverse-v2 > > > > Hi all, > > > > We've received reports from users confused about -mcpu=neoverse-v2 > > enabling > > the RNG intrinsics by default, even though it is an optional feature in the > > core and not implemented in their implementation. > > > > We think it'd be cleaner to not enable it by default for -mcpu=neoverse-v2, > > same as for -mcpu=grace. We'll also propose the change to Clang to keep > > the two compilers consistent. > > > > Bootstrapped and tested on aarch64-none-linux-gnu. > > Ok for trunk if the Clang change is also agreed upon? > > OK with me.
Ok from my side too. > > Thanks, > Tamar > > > > > Signed-off-by: Kyrylo Tkachov <[email protected]> > > > > gcc/ > > > > * config/aarch64/aarch64-cores.def (neoverse-v2): Remove RNG. >
