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| # 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/ )
|
| 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
|
| 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
|
|
