1b2441318SGreg Kroah-Hartman# SPDX-License-Identifier: GPL-2.0 2442f04c3SJosh Poimboeufinclude ../scripts/Makefile.include 3630e7a29SArnaldo Carvalho de Meloinclude ../scripts/Makefile.arch 4442f04c3SJosh Poimboeuf 5c1d45c3aSJosh Poimboeuf# always use the host compiler 68ea58f1eSNathan ChancellorAR = $(HOSTAR) 714c47b54SMikulas PatockaCC = $(HOSTCC) 814c47b54SMikulas PatockaLD = $(HOSTLD) 9c1d45c3aSJosh Poimboeuf 10442f04c3SJosh Poimboeufifeq ($(srctree),) 11e19b7ceeSUwe Kleine-Königsrctree := $(patsubst %/,%,$(dir $(CURDIR))) 12442f04c3SJosh Poimboeufsrctree := $(patsubst %/,%,$(dir $(srctree))) 13442f04c3SJosh Poimboeufendif 14442f04c3SJosh Poimboeuf 15442f04c3SJosh PoimboeufSUBCMD_SRCDIR = $(srctree)/tools/lib/subcmd/ 165c816641SMasahiro YamadaLIBSUBCMD_OUTPUT = $(or $(OUTPUT),$(CURDIR)/) 17c1d45c3aSJosh PoimboeufLIBSUBCMD = $(LIBSUBCMD_OUTPUT)libsubcmd.a 18442f04c3SJosh Poimboeuf 19442f04c3SJosh PoimboeufOBJTOOL := $(OUTPUT)objtool 20442f04c3SJosh PoimboeufOBJTOOL_IN := $(OBJTOOL)-in.o 21442f04c3SJosh Poimboeuf 22*d5ea4fecSChun-Tse ShaoLIBELF_FLAGS := $(shell $(HOSTPKG_CONFIG) libelf --cflags 2>/dev/null) 23*d5ea4fecSChun-Tse ShaoLIBELF_LIBS := $(shell $(HOSTPKG_CONFIG) libelf --libs 2>/dev/null || echo -lelf) 24056d28d1SRolf Eike Beer 25442f04c3SJosh Poimboeufall: $(OBJTOOL) 26442f04c3SJosh Poimboeuf 276a77cff8SJosh PoimboeufINCLUDES := -I$(srctree)/tools/include \ 286a77cff8SJosh Poimboeuf -I$(srctree)/tools/arch/$(HOSTARCH)/include/uapi \ 296f8ca676SJulien Thierry -I$(srctree)/tools/arch/$(SRCARCH)/include \ 307786032eSVasily Gorbik -I$(srctree)/tools/objtool/include \ 316f8ca676SJulien Thierry -I$(srctree)/tools/objtool/arch/$(SRCARCH)/include 322486baaeSVasily GorbikWARNINGS := $(EXTRA_WARNINGS) -Wno-switch-default -Wno-switch-enum -Wno-packed -Wno-nested-externs 33f73b3cc3SJosh PoimboeufCFLAGS := -Werror $(WARNINGS) $(KBUILD_HOSTCFLAGS) -g $(INCLUDES) $(LIBELF_FLAGS) 34056d28d1SRolf Eike BeerLDFLAGS += $(LIBELF_LIBS) $(LIBSUBCMD) $(KBUILD_HOSTLDFLAGS) 35442f04c3SJosh Poimboeuf 362e51f262SJan Beulich# Allow old libelf to be used: 379564a8cfSRasmus Villemoeselfshdr := $(shell echo '$(pound)include <libelf.h>' | $(CC) $(CFLAGS) -x c -E - | grep elf_getshdr) 382e51f262SJan BeulichCFLAGS += $(if $(elfshdr),,-DLIBELF_USE_DEPRECATED) 392e51f262SJan Beulich 40442f04c3SJosh PoimboeufAWK = awk 410decf1f8SMatt Helsley 420decf1f8SMatt HelsleySUBCMD_CHECK := n 430decf1f8SMatt HelsleySUBCMD_ORC := n 440decf1f8SMatt Helsley 450decf1f8SMatt Helsleyifeq ($(SRCARCH),x86) 460decf1f8SMatt Helsley SUBCMD_CHECK := y 470decf1f8SMatt Helsley SUBCMD_ORC := y 480decf1f8SMatt Helsleyendif 490decf1f8SMatt Helsley 500decf1f8SMatt Helsleyexport SUBCMD_CHECK SUBCMD_ORC 5160cbdf5dSJosh Poimboeufexport srctree OUTPUT CFLAGS SRCARCH AWK 52442f04c3SJosh Poimboeufinclude $(srctree)/tools/build/Makefile.include 53442f04c3SJosh Poimboeuf 54442f04c3SJosh Poimboeuf$(OBJTOOL_IN): fixdep FORCE 55aa584727SJulien Thierry @$(CONFIG_SHELL) ./sync-check.sh 56442f04c3SJosh Poimboeuf @$(MAKE) $(build)=objtool 57442f04c3SJosh Poimboeuf 58442f04c3SJosh Poimboeuf$(OBJTOOL): $(LIBSUBCMD) $(OBJTOOL_IN) 59442f04c3SJosh Poimboeuf $(QUIET_LINK)$(CC) $(OBJTOOL_IN) $(LDFLAGS) -o $@ 60442f04c3SJosh Poimboeuf 61442f04c3SJosh Poimboeuf 62442f04c3SJosh Poimboeuf$(LIBSUBCMD): fixdep FORCE 63c1d45c3aSJosh Poimboeuf $(Q)$(MAKE) -C $(SUBCMD_SRCDIR) OUTPUT=$(LIBSUBCMD_OUTPUT) 64442f04c3SJosh Poimboeuf 65c1d45c3aSJosh Poimboeufclean: 66442f04c3SJosh Poimboeuf $(call QUIET_CLEAN, objtool) $(RM) $(OBJTOOL) 67442f04c3SJosh Poimboeuf $(Q)find $(OUTPUT) -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete 68d046b725SJosh Poimboeuf $(Q)$(RM) $(OUTPUT)arch/x86/inat-tables.c $(OUTPUT)fixdep 69442f04c3SJosh Poimboeuf 70442f04c3SJosh PoimboeufFORCE: 71442f04c3SJosh Poimboeuf 72442f04c3SJosh Poimboeuf.PHONY: clean FORCE 73