| Message ID | 20241029-sparc-cflags-v3-2-b28745a6bd71@protonmail.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | sparc/build: Rework CFLAGS for clang compatibility | expand |
On Tue, Oct 29, 2024 at 09:49:08PM +0700, Koakuma via B4 Relay wrote: > From: Koakuma <koachan@protonmail.com> > > clang only supports building 64-bit kernel, so we use the > sparc64-linux-gnu target. > > See also: https://lore.kernel.org/lkml/e26PTXUXEz8OYXmaeKn4Mpuejr4IOlFfFwdB5vpsluXlYiqDdlyQTYcDtdAny_o4gO4SfPeQCCN2qpyT6e0nog5EaP3xk2SeUPTrF54p1gM=@protonmail.com/T/#m068e010dcf8b99d3510a90d7532bcdb70e2e2c6b > > Signed-off-by: Koakuma <koachan@protonmail.com> Acked-by: Nathan Chancellor <nathan@kernel.org> > --- > Documentation/kbuild/llvm.rst | 3 +++ > scripts/Makefile.clang | 1 + > 2 files changed, 4 insertions(+) > > diff --git a/Documentation/kbuild/llvm.rst b/Documentation/kbuild/llvm.rst > index 6dc66b4f31a7bb62ba5bb6174730dc0a69ee0bba..bc8a283bc44bbfa9948ad3c9fe8031269ce10be4 100644 > --- a/Documentation/kbuild/llvm.rst > +++ b/Documentation/kbuild/llvm.rst > @@ -179,6 +179,9 @@ yet. Bug reports are always welcome at the issue tracker below! > * - s390 > - Maintained > - ``LLVM=1`` (LLVM >= 18.1.0), ``CC=clang`` (LLVM < 18.1.0) > + * - sparc (sparc64 only) > + - Maintained > + - ``CC=clang LLVM_IAS=0`` (LLVM >= 20) > * - um (User Mode) > - Maintained > - ``LLVM=1`` > diff --git a/scripts/Makefile.clang b/scripts/Makefile.clang > index 6c23c6af797fb016232914589c948208345417ad..2435efae67f53a26d55a1c0f1bf254a49d9fc731 100644 > --- a/scripts/Makefile.clang > +++ b/scripts/Makefile.clang > @@ -10,6 +10,7 @@ CLANG_TARGET_FLAGS_mips := mipsel-linux-gnu > CLANG_TARGET_FLAGS_powerpc := powerpc64le-linux-gnu > CLANG_TARGET_FLAGS_riscv := riscv64-linux-gnu > CLANG_TARGET_FLAGS_s390 := s390x-linux-gnu > +CLANG_TARGET_FLAGS_sparc := sparc64-linux-gnu > CLANG_TARGET_FLAGS_x86 := x86_64-linux-gnu > CLANG_TARGET_FLAGS_um := $(CLANG_TARGET_FLAGS_$(SUBARCH)) > CLANG_TARGET_FLAGS := $(CLANG_TARGET_FLAGS_$(SRCARCH)) > > -- > 2.47.0 > >
On Tue, Oct 29, 2024 at 11:49 PM Koakuma via B4 Relay <devnull+koachan.protonmail.com@kernel.org> wrote: > > From: Koakuma <koachan@protonmail.com> > > clang only supports building 64-bit kernel, so we use the > sparc64-linux-gnu target. > > See also: https://lore.kernel.org/lkml/e26PTXUXEz8OYXmaeKn4Mpuejr4IOlFfFwdB5vpsluXlYiqDdlyQTYcDtdAny_o4gO4SfPeQCCN2qpyT6e0nog5EaP3xk2SeUPTrF54p1gM=@protonmail.com/T/#m068e010dcf8b99d3510a90d7532bcdb70e2e2c6b > > Signed-off-by: Koakuma <koachan@protonmail.com> Acked-by: Masahiro Yamada <masahiroy@kernel.org>
diff --git a/Documentation/kbuild/llvm.rst b/Documentation/kbuild/llvm.rst index 6dc66b4f31a7bb62ba5bb6174730dc0a69ee0bba..bc8a283bc44bbfa9948ad3c9fe8031269ce10be4 100644 --- a/Documentation/kbuild/llvm.rst +++ b/Documentation/kbuild/llvm.rst @@ -179,6 +179,9 @@ yet. Bug reports are always welcome at the issue tracker below! * - s390 - Maintained - ``LLVM=1`` (LLVM >= 18.1.0), ``CC=clang`` (LLVM < 18.1.0) + * - sparc (sparc64 only) + - Maintained + - ``CC=clang LLVM_IAS=0`` (LLVM >= 20) * - um (User Mode) - Maintained - ``LLVM=1`` diff --git a/scripts/Makefile.clang b/scripts/Makefile.clang index 6c23c6af797fb016232914589c948208345417ad..2435efae67f53a26d55a1c0f1bf254a49d9fc731 100644 --- a/scripts/Makefile.clang +++ b/scripts/Makefile.clang @@ -10,6 +10,7 @@ CLANG_TARGET_FLAGS_mips := mipsel-linux-gnu CLANG_TARGET_FLAGS_powerpc := powerpc64le-linux-gnu CLANG_TARGET_FLAGS_riscv := riscv64-linux-gnu CLANG_TARGET_FLAGS_s390 := s390x-linux-gnu +CLANG_TARGET_FLAGS_sparc := sparc64-linux-gnu CLANG_TARGET_FLAGS_x86 := x86_64-linux-gnu CLANG_TARGET_FLAGS_um := $(CLANG_TARGET_FLAGS_$(SUBARCH)) CLANG_TARGET_FLAGS := $(CLANG_TARGET_FLAGS_$(SRCARCH))