> -----Original Message----- > From: Kyrylo Tkachov > Sent: 22 April 2020 11:00 > To: Andre Vieira (lists) <andre.simoesdiasvie...@arm.com>; gcc- > patc...@gcc.gnu.org > Cc: Richard Sandiford <richard.sandif...@arm.com>; s...@amazon.com > Subject: RE: [PATCH 0/19][GCC-8] aarch64: Backport outline atomics > > Hi Andre, > > > -----Original Message----- > > From: Andre Vieira (lists) <andre.simoesdiasvie...@arm.com> > > Sent: 22 April 2020 09:26 > > To: Kyrylo Tkachov <kyrylo.tkac...@arm.com>; gcc-patches@gcc.gnu.org > > Cc: Richard Sandiford <richard.sandif...@arm.com>; s...@amazon.com > > Subject: Re: [PATCH 0/19][GCC-8] aarch64: Backport outline atomics > > > > > > On 20/04/2020 09:42, Kyrylo Tkachov wrote: > > > Hi Andre, > > > > > >> -----Original Message----- > > >> From: Andre Vieira (lists) <andre.simoesdiasvie...@arm.com> > > >> Sent: 16 April 2020 13:24 > > >> To: gcc-patches@gcc.gnu.org > > >> Cc: Kyrylo Tkachov <kyrylo.tkac...@arm.com>; Richard Sandiford > > >> <richard.sandif...@arm.com>; s...@amazon.com > > >> Subject: [PATCH 0/19][GCC-8] aarch64: Backport outline atomics > > >> > > >> Hi, > > >> > > >> This series backports all the patches and fixes regarding outline > > >> atomics to the gcc-8 branch. > > >> > > >> Bootstrapped the series for aarch64-linux-gnu and regression tested. > > >> Is this OK for gcc-8? > > >> > > >> Andre Vieira (19): > > >> aarch64: Add early clobber for aarch64_store_exclusive > > >> aarch64: Simplify LSE cas generation > > >> aarch64: Improve cas generation > > >> aarch64: Improve swp generation > > >> aarch64: Improve atomic-op lse generation > > >> aarch64: Remove early clobber from ATOMIC_LDOP scratch > > >> aarch64: Extend %R for integer registers > > >> aarch64: Implement TImode compare-and-swap > > >> aarch64: Tidy aarch64_split_compare_and_swap > > >> aarch64: Add out-of-line functions for LSE atomics > > >> Add visibility to libfunc constructors > > >> aarch64: Implement -moutline-atomics > > >> Aarch64: Fix shrinkwrapping interactions with atomics (PR92692) > > >> aarch64: Fix store-exclusive in load-operate LSE helpers > > >> aarch64: Configure for sys/auxv.h in libgcc for lse-init.c > > >> aarch64: Fix up aarch64_compare_and_swaphi pattern [PR94368] > > >> aarch64: Fix bootstrap with old binutils [PR93053] > > > Thanks for putting these together. > > > Before they can go in we need to get this fix for PR93053 into GCC 9. > > > Can you please test it on that branch to help Jakub out? > > > Thanks, > > > Kyrill > > Bootstrapped and regression tested the PR93053 fix from Jakub on gcc-9 > > branch and it looks good. > > Thanks, can you please apply the patch to the gcc-9 branch then? (making > sure the PR markers are there in the commit message so that Bugzilla is > updated). > We can then proceed with the GCC 8 backports.
Now that that's done, this is ok to commit to the GCC 8 branch. Can you please prepare entries for the appropriate changes.html pages for the GCC 9 and 8 releases to indicate the new support? Thanks, Kyrill > > Kyrill > > > >> aarch64: Fix ICE due to aarch64_gen_compare_reg_maybe_ze [PR94435] > > >> re PR target/90724 (ICE with __sync_bool_compare_and_swap with > > >> -march=armv8.2-a+sve) > > >
