1442f04c3SJosh Poimboeufinclude ../scripts/Makefile.include 2630e7a29SArnaldo Carvalho de Meloinclude ../scripts/Makefile.arch 3442f04c3SJosh Poimboeuf 4442f04c3SJosh Poimboeufifeq ($(ARCH),x86_64) 5442f04c3SJosh PoimboeufARCH := x86 6442f04c3SJosh Poimboeufendif 7442f04c3SJosh Poimboeuf 8c1d45c3aSJosh Poimboeuf# always use the host compiler 9c1d45c3aSJosh PoimboeufCC = gcc 10c1d45c3aSJosh PoimboeufLD = ld 11c1d45c3aSJosh PoimboeufAR = ar 12c1d45c3aSJosh Poimboeuf 13442f04c3SJosh Poimboeufifeq ($(srctree),) 14*e19b7ceeSUwe Kleine-Königsrctree := $(patsubst %/,%,$(dir $(CURDIR))) 15442f04c3SJosh Poimboeufsrctree := $(patsubst %/,%,$(dir $(srctree))) 16442f04c3SJosh Poimboeufendif 17442f04c3SJosh Poimboeuf 18442f04c3SJosh PoimboeufSUBCMD_SRCDIR = $(srctree)/tools/lib/subcmd/ 19*e19b7ceeSUwe Kleine-KönigLIBSUBCMD_OUTPUT = $(if $(OUTPUT),$(OUTPUT),$(CURDIR)/) 20c1d45c3aSJosh PoimboeufLIBSUBCMD = $(LIBSUBCMD_OUTPUT)libsubcmd.a 21442f04c3SJosh Poimboeuf 22442f04c3SJosh PoimboeufOBJTOOL := $(OUTPUT)objtool 23442f04c3SJosh PoimboeufOBJTOOL_IN := $(OBJTOOL)-in.o 24442f04c3SJosh Poimboeuf 25442f04c3SJosh Poimboeufall: $(OBJTOOL) 26442f04c3SJosh Poimboeuf 270cf6eb60SArnaldo Carvalho de MeloINCLUDES := -I$(srctree)/tools/include -I$(srctree)/tools/arch/$(HOSTARCH)/include/uapi 28d435fb5eSJosh PoimboeufCFLAGS += -Wall -Werror $(EXTRA_WARNINGS) -fomit-frame-pointer -O2 -g $(INCLUDES) 29442f04c3SJosh PoimboeufLDFLAGS += -lelf $(LIBSUBCMD) 30442f04c3SJosh Poimboeuf 312e51f262SJan Beulich# Allow old libelf to be used: 322e51f262SJan Beulichelfshdr := $(shell echo '\#include <libelf.h>' | $(CC) $(CFLAGS) -x c -E - | grep elf_getshdr) 332e51f262SJan BeulichCFLAGS += $(if $(elfshdr),,-DLIBELF_USE_DEPRECATED) 342e51f262SJan Beulich 35442f04c3SJosh PoimboeufAWK = awk 3660cbdf5dSJosh Poimboeufexport srctree OUTPUT CFLAGS SRCARCH AWK 37442f04c3SJosh Poimboeufinclude $(srctree)/tools/build/Makefile.include 38442f04c3SJosh Poimboeuf 39442f04c3SJosh Poimboeuf$(OBJTOOL_IN): fixdep FORCE 40442f04c3SJosh Poimboeuf @$(MAKE) $(build)=objtool 41442f04c3SJosh Poimboeuf 421a4bf285SArnaldo Carvalho de Melo# Busybox's diff doesn't have -I, avoid warning in that case 431a4bf285SArnaldo Carvalho de Melo# 44442f04c3SJosh Poimboeuf$(OBJTOOL): $(LIBSUBCMD) $(OBJTOOL_IN) 451a4bf285SArnaldo Carvalho de Melo @(diff -I 2>&1 | grep -q 'option requires an argument' && \ 461a4bf285SArnaldo Carvalho de Melo test -d ../../kernel -a -d ../../tools -a -d ../objtool && (( \ 47442f04c3SJosh Poimboeuf diff -I'^#include' arch/x86/insn/insn.c ../../arch/x86/lib/insn.c >/dev/null && \ 48442f04c3SJosh Poimboeuf diff -I'^#include' arch/x86/insn/inat.c ../../arch/x86/lib/inat.c >/dev/null && \ 49442f04c3SJosh Poimboeuf diff arch/x86/insn/x86-opcode-map.txt ../../arch/x86/lib/x86-opcode-map.txt >/dev/null && \ 50442f04c3SJosh Poimboeuf diff arch/x86/insn/gen-insn-attr-x86.awk ../../arch/x86/tools/gen-insn-attr-x86.awk >/dev/null && \ 51442f04c3SJosh Poimboeuf diff -I'^#include' arch/x86/insn/insn.h ../../arch/x86/include/asm/insn.h >/dev/null && \ 52442f04c3SJosh Poimboeuf diff -I'^#include' arch/x86/insn/inat.h ../../arch/x86/include/asm/inat.h >/dev/null && \ 53442f04c3SJosh Poimboeuf diff -I'^#include' arch/x86/insn/inat_types.h ../../arch/x86/include/asm/inat_types.h >/dev/null) \ 542af04ea5SJosh Poimboeuf || echo "warning: objtool: x86 instruction decoder differs from kernel" >&2 )) || true 55442f04c3SJosh Poimboeuf $(QUIET_LINK)$(CC) $(OBJTOOL_IN) $(LDFLAGS) -o $@ 56442f04c3SJosh Poimboeuf 57442f04c3SJosh Poimboeuf 58442f04c3SJosh Poimboeuf$(LIBSUBCMD): fixdep FORCE 59c1d45c3aSJosh Poimboeuf $(Q)$(MAKE) -C $(SUBCMD_SRCDIR) OUTPUT=$(LIBSUBCMD_OUTPUT) 60442f04c3SJosh Poimboeuf 61c1d45c3aSJosh Poimboeufclean: 62442f04c3SJosh Poimboeuf $(call QUIET_CLEAN, objtool) $(RM) $(OBJTOOL) 63442f04c3SJosh Poimboeuf $(Q)find $(OUTPUT) -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete 64442f04c3SJosh Poimboeuf $(Q)$(RM) $(OUTPUT)arch/x86/insn/inat-tables.c $(OUTPUT)fixdep 65442f04c3SJosh Poimboeuf 66442f04c3SJosh PoimboeufFORCE: 67442f04c3SJosh Poimboeuf 68442f04c3SJosh Poimboeuf.PHONY: clean FORCE 69