On Wed, Jul 8, 2020 at 12:36 PM Nick Desaulniers <ndesaulni...@google.com> wrote: > > On Mon, Jun 1, 2020 at 2:00 PM Nick Desaulniers <ndesaulni...@google.com> > wrote: > > > > On Sat, May 30, 2020 at 3:11 PM Brian Gerst <brge...@gmail.com> wrote: > > > > > > The core percpu operations already have a switch on the width of the > > > data type, which resulted in an extra amount of dead code being > > > generated with the x86 operations having another switch. This patch set > > > rewrites the x86 ops to remove the switch. Additional cleanups are to > > > use named assembly operands, and to cast variables to the width used in > > > the assembly to make Clang happy. > > > > Thanks for all of the work that went into this series. I think I've > > reviewed all of them. > > With this series plus this hunk: > > https://github.com/ClangBuiltLinux/continuous-integration/blob/master/patches/llvm-all/linux-next/x86/x86-support-i386-with-Clang.patch#L219-L237 > > I can build and boot i386_defconfig with Clang! So for the series: > > > > Reviewed-by: Nick Desaulniers <ndesaulni...@google.com> > > Tested-by: Nick Desaulniers <ndesaulni...@google.com> > > tglx, Ingo, Boris, Linus, > Do you all have thoughts on this series? I can understand "let > sleeping dogs lie" but some Android folks are really interested in > i386 testing, and randconfigs/allnoconfigs are doing i386 builds which > are currently broken w/ Clang. This series gets us closer to having > test coverage of this ISA with another toolchain, FWIW.
Oh, was https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6ec4476ac825 alluding to this, perchance? -- Thanks, ~Nick Desaulniers
