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 |