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tools/scripts/Makefile.arch
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# SPDX-License-Identifier: GPL-2.0 |
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HOSTARCH := $(shell uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/ \ |
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-e s/sun4u/sparc/ -e s/sparc64/sparc/ \ |
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-e /arm64/!s/arm.*/arm/ -e s/sa110/arm/ \ |
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-e s/s390x/s390/ -e s/parisc64/parisc/ \ -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \ |
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-e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ ) |
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ifndef ARCH ARCH := $(HOSTARCH) endif |
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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 |
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LP64 := $(shell echo __LP64__ | ${CC} ${CFLAGS} -E -x c - | tail -n 1) ifeq ($(LP64), 1) |
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IS_64_BIT := 1 |
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else |
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IS_64_BIT := 0 |
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endif |