# SPDX-License-Identifier: GPL-2.0

HOSTARCH := $(shell uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/ \

-e s/sun4u/sparc/ -e s/sparc64/sparc/ \

-e /arm64/!s/arm.*/arm/ -e s/sa110/arm/ \

-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/tile.*/tile/ )

ifndef ARCH

ARCH := $(HOSTARCH)

endif

SRCARCH := $(ARCH)

# Additional ARCH settings for x86

ifeq ($(ARCH),i386)

SRCARCH := x86

endif

ifeq ($(ARCH),x86_64)

SRCARCH := x86

endif

# Additional ARCH settings for sparc

ifeq ($(ARCH),sparc32)

SRCARCH := sparc

endif

ifeq ($(ARCH),sparc64)

SRCARCH := sparc

endif

# Additional ARCH settings for sh

ifeq ($(ARCH),sh64)

SRCARCH := sh

endif

# Additional ARCH settings for tile

ifeq ($(ARCH),tilepro)

SRCARCH := tile

endif

ifeq ($(ARCH),tilegx)

SRCARCH := tile

endif

LP64 := $(shell echo __LP64__ | ${CC} ${CFLAGS} -E -x c - | tail -n 1)

ifeq ($(LP64), 1)

IS_64_BIT := 1

else

IS_64_BIT := 0

endif