On Sun, Jan 25, 2026 at 12:11:12PM +0000, Klemens Nanni wrote:
> 25.01.2026 11:50, Jeremie Courreges-Anglas пишет:
> >
> > Here's a new port to get a modern GNU toolchain for x86_64. It
> > successfully compiles a lightly tweaked openbsd-wip/net/ipxe and a
> > revived sysutils/memtest86+. The port is based off
> > devel/arm-none-eabi, with all the cruft removed. Someone could add an
> > i386 FLAVOR it they care. I used the same gcc and binutils version as
> > arm-none-eabi for no other reason than mere laziness.
> >
> > The idea is that a dedicated GNU toolchain specialized for standalone
> > code should be more robust in the long run than fixing build/runtime
> > errors in niche software every time we update clang, lld, ports-gcc,
> > etc. That would be ipxe and sysutils/firmware/vmm.
> >
> > Tarball attached. Thoughts? ok?
>
> Awesome, much appreciated!
>
> OK kn
Cool,
> >
> > kn, fwiw below is the diff I used to build openbsd-wip/net/ipxe.
>
> Feel free to commit this, too, with or without below nits...
>
> > I haven't sorted out everything in sysutils/vmm yet.
> >
> > diff --git net/ipxe/Makefile net/ipxe/Makefile
> > index bbd5e51f8..c34a13448 100644
> > --- net/ipxe/Makefile
> > +++ net/ipxe/Makefile
> > @@ -50,16 +50,10 @@ FLAVOR ?= # native build
> > .if empty(FLAVOR)
> > # FWIW, on amd64 'make IPXE_ARCH=i386' also built at one point.
> > IPXE_ARCH = ${MACHINE_ARCH:amd64=x86_64}
> > -COMPILER = ports-gcc
> > -COMPILER_LANGS = c
> > -# XXX WIP ld.bfd with elf-{arm64,i386,x86_64} target support added to
> > binutils
> > -BUILD_DEPENDS = devel/binutils>=2.45.1p4 \
> > - devel/gas
> > -CROSS = g
> > -MAKE_FLAGS = CC=${CC} \
> > +BUILD_DEPENDS = devel/x86_64-elf/gcc
> > +CROSS = x86_64-none-elf-
> > +MAKE_FLAGS = \
> > SPG_TEST=false
>
> No need for line break.
Yeah I tried to make the diff really minimal...
> > -USE_LLD = No
> > -MAKE_FLAGS += LD=${LD}
> > .else
> > IPXE_ARCH = ${FLAVOR:aarch64=arm64:arm=arm32}
> > BUILD_DEPENDS = devel/arm-none-eabi/binutils,${FLAVOR} \
>
> You could also drop binutils here, gcc run-depends on it.
> Or add binutils in the amd64 case, just make them match.
>
> > @@ -93,6 +87,7 @@ USE_GMAKE = Yes
> > MAKE_FLAGS += CROSS=${CROSS} \
> > HOST_CC=${CC} \
> > HOST_CFLAGS=${HOST_CFLAGS:Q} \
> > + SPG_TEST=false \
>
> non-amd64 do not need this.
... but I forgot to drop that extra line.
> > V=1 \
> > VERSION=${VERSION:Q}
> >
> > @@ -105,7 +100,8 @@ BUILD_DEPENDS += archivers/xz \
> > sysutils/mtools \
> > sysutils/truncate
> > # lzma.h
> > -HOST_CFLAGS += -I/usr/local/include
> > +HOST_CFLAGS += -I${LOCALBASE}/include \
> > + -L${LOCALBASE}/lib
>
> Is this needed or just for consistency?
> amd64 and aarch64 build find without -L.
It is needed. ports-gcc automatically adds /usr/local/lib to the
linker path because of libatomic and maybe others. But that's not the
case for this cross-compiling gcc.
> >
> > # util/genfsimg relies on mktemp(1).
> > MAKE_ENV = TMPDIR=${WRKDIR}
> >
>
--
jca
