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1# SPDX-License-Identifier: GPL-2.02 3# When ARCH not overridden for crosscompiling, lookup machine4ARCH ?= $(shell uname -m 2>/dev/null || echo not)5 6ifneq (,$(filter $(ARCH),aarch64 arm64))7ARM64_SUBTARGETS ?= tags signal pauth fp mte bti abi8else9ARM64_SUBTARGETS :=10endif11 12CFLAGS := -Wall -O2 -g13 14# A proper top_srcdir is needed by KSFT(lib.mk)15top_srcdir = $(realpath ../../../../)16 17# Additional include paths needed by kselftest.h and local headers18CFLAGS += -I$(top_srcdir)/tools/testing/selftests/19 20CFLAGS += $(KHDR_INCLUDES)21 22CFLAGS += -I$(top_srcdir)/tools/include23 24export CFLAGS25export top_srcdir26 27all:28 @for DIR in $(ARM64_SUBTARGETS); do \29 BUILD_TARGET=$(OUTPUT)/$$DIR; \30 mkdir -p $$BUILD_TARGET; \31 make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \32 done33 34install: all35 @for DIR in $(ARM64_SUBTARGETS); do \36 BUILD_TARGET=$(OUTPUT)/$$DIR; \37 make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \38 done39 40run_tests: all41 @for DIR in $(ARM64_SUBTARGETS); do \42 BUILD_TARGET=$(OUTPUT)/$$DIR; \43 make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \44 done45 46# Avoid any output on non arm64 on emit_tests47emit_tests:48 @for DIR in $(ARM64_SUBTARGETS); do \49 BUILD_TARGET=$(OUTPUT)/$$DIR; \50 make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \51 done52 53clean:54 @for DIR in $(ARM64_SUBTARGETS); do \55 BUILD_TARGET=$(OUTPUT)/$$DIR; \56 make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \57 done58 59.PHONY: all clean install run_tests emit_tests60