Ping?
On Sat, Sep 3, 2022 at 5:55 PM Huacai Chen <chenhuacai@xxxxxxxxxxx> wrote:
>
> We will add tools support for LoongArch (bpf, perf, objtool, etc.), add
> build infrastructure and common headers for preparation.
>
> Signed-off-by: Huacai Chen <chenhuacai@xxxxxxxxxxx>
> ---
> tools/arch/loongarch/include/uapi/asm/bitsperlong.h | 9 +++++++++
> tools/scripts/Makefile.arch | 11 ++++++++++-
> 2 files changed, 19 insertions(+), 1 deletion(-)
> create mode 100644 tools/arch/loongarch/include/uapi/asm/bitsperlong.h
>
> diff --git a/tools/arch/loongarch/include/uapi/asm/bitsperlong.h b/tools/arch/loongarch/include/uapi/asm/bitsperlong.h
> new file mode 100644
> index 000000000000..d4e32b3d4843
> --- /dev/null
> +++ b/tools/arch/loongarch/include/uapi/asm/bitsperlong.h
> @@ -0,0 +1,9 @@
> +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
> +#ifndef __ASM_LOONGARCH_BITSPERLONG_H
> +#define __ASM_LOONGARCH_BITSPERLONG_H
> +
> +#define __BITS_PER_LONG (__SIZEOF_POINTER__ * 8)
> +
> +#include <asm-generic/bitsperlong.h>
> +
> +#endif /* __ASM_LOONGARCH_BITSPERLONG_H */
> diff --git a/tools/scripts/Makefile.arch b/tools/scripts/Makefile.arch
> index 0c6c7f456887..1c72d07cb9fe 100644
> --- a/tools/scripts/Makefile.arch
> +++ b/tools/scripts/Makefile.arch
> @@ -5,7 +5,7 @@ HOSTARCH := $(shell uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/ \
> -e s/s390x/s390/ -e s/parisc64/parisc/ \
> -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
> -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ \
> - -e s/riscv.*/riscv/)
> + -e s/riscv.*/riscv/ -e s/loongarch.*/loongarch/)
>
> ifndef ARCH
> ARCH := $(HOSTARCH)
> @@ -34,6 +34,15 @@ ifeq ($(ARCH),sh64)
> SRCARCH := sh
> endif
>
> +# Additional ARCH settings for loongarch
> +ifeq ($(ARCH),loongarch32)
> + SRCARCH := loongarch
> +endif
> +
> +ifeq ($(ARCH),loongarch64)
> + SRCARCH := loongarch
> +endif
> +
> LP64 := $(shell echo __LP64__ | ${CC} ${CFLAGS} -E -x c - | tail -n 1)
> ifeq ($(LP64), 1)
> IS_64_BIT := 1
> --
> 2.31.1
>
>
