1442f04c3SJosh Poimboeufinclude ../scripts/Makefile.include 2442f04c3SJosh Poimboeuf 3442f04c3SJosh Poimboeufifndef ($(ARCH)) 4442f04c3SJosh PoimboeufARCH ?= $(shell uname -m) 5442f04c3SJosh Poimboeufifeq ($(ARCH),x86_64) 6442f04c3SJosh PoimboeufARCH := x86 7442f04c3SJosh Poimboeufendif 8442f04c3SJosh Poimboeufendif 9442f04c3SJosh Poimboeuf 10c1d45c3aSJosh Poimboeuf# always use the host compiler 11c1d45c3aSJosh PoimboeufCC = gcc 12c1d45c3aSJosh PoimboeufLD = ld 13c1d45c3aSJosh PoimboeufAR = ar 14c1d45c3aSJosh Poimboeuf 15442f04c3SJosh Poimboeufifeq ($(srctree),) 16442f04c3SJosh Poimboeufsrctree := $(patsubst %/,%,$(dir $(shell pwd))) 17442f04c3SJosh Poimboeufsrctree := $(patsubst %/,%,$(dir $(srctree))) 18442f04c3SJosh Poimboeufendif 19442f04c3SJosh Poimboeuf 20442f04c3SJosh PoimboeufSUBCMD_SRCDIR = $(srctree)/tools/lib/subcmd/ 21c1d45c3aSJosh PoimboeufLIBSUBCMD_OUTPUT = $(if $(OUTPUT),$(OUTPUT),$(PWD)/) 22c1d45c3aSJosh PoimboeufLIBSUBCMD = $(LIBSUBCMD_OUTPUT)libsubcmd.a 23442f04c3SJosh Poimboeuf 24442f04c3SJosh PoimboeufOBJTOOL := $(OUTPUT)objtool 25442f04c3SJosh PoimboeufOBJTOOL_IN := $(OBJTOOL)-in.o 26442f04c3SJosh Poimboeuf 27442f04c3SJosh Poimboeufall: $(OBJTOOL) 28442f04c3SJosh Poimboeuf 29442f04c3SJosh PoimboeufINCLUDES := -I$(srctree)/tools/include 30d435fb5eSJosh PoimboeufCFLAGS += -Wall -Werror $(EXTRA_WARNINGS) -fomit-frame-pointer -O2 -g $(INCLUDES) 31442f04c3SJosh PoimboeufLDFLAGS += -lelf $(LIBSUBCMD) 32442f04c3SJosh Poimboeuf 332e51f262SJan Beulich# Allow old libelf to be used: 342e51f262SJan Beulichelfshdr := $(shell echo '\#include <libelf.h>' | $(CC) $(CFLAGS) -x c -E - | grep elf_getshdr) 352e51f262SJan BeulichCFLAGS += $(if $(elfshdr),,-DLIBELF_USE_DEPRECATED) 362e51f262SJan Beulich 37442f04c3SJosh PoimboeufAWK = awk 38442f04c3SJosh Poimboeufexport srctree OUTPUT CFLAGS ARCH AWK 39442f04c3SJosh Poimboeufinclude $(srctree)/tools/build/Makefile.include 40442f04c3SJosh Poimboeuf 41442f04c3SJosh Poimboeuf$(OBJTOOL_IN): fixdep FORCE 42442f04c3SJosh Poimboeuf @$(MAKE) $(build)=objtool 43442f04c3SJosh Poimboeuf 44442f04c3SJosh Poimboeuf$(OBJTOOL): $(LIBSUBCMD) $(OBJTOOL_IN) 45442f04c3SJosh Poimboeuf @(test -d ../../kernel -a -d ../../tools -a -d ../objtool && (( \ 46442f04c3SJosh Poimboeuf diff -I'^#include' arch/x86/insn/insn.c ../../arch/x86/lib/insn.c >/dev/null && \ 47442f04c3SJosh Poimboeuf diff -I'^#include' arch/x86/insn/inat.c ../../arch/x86/lib/inat.c >/dev/null && \ 48442f04c3SJosh Poimboeuf diff arch/x86/insn/x86-opcode-map.txt ../../arch/x86/lib/x86-opcode-map.txt >/dev/null && \ 49442f04c3SJosh Poimboeuf diff arch/x86/insn/gen-insn-attr-x86.awk ../../arch/x86/tools/gen-insn-attr-x86.awk >/dev/null && \ 50442f04c3SJosh Poimboeuf diff -I'^#include' arch/x86/insn/insn.h ../../arch/x86/include/asm/insn.h >/dev/null && \ 51442f04c3SJosh Poimboeuf diff -I'^#include' arch/x86/insn/inat.h ../../arch/x86/include/asm/inat.h >/dev/null && \ 52442f04c3SJosh Poimboeuf diff -I'^#include' arch/x86/insn/inat_types.h ../../arch/x86/include/asm/inat_types.h >/dev/null) \ 53442f04c3SJosh Poimboeuf || echo "Warning: objtool: x86 instruction decoder differs from kernel" >&2 )) || true 54442f04c3SJosh Poimboeuf $(QUIET_LINK)$(CC) $(OBJTOOL_IN) $(LDFLAGS) -o $@ 55442f04c3SJosh Poimboeuf 56442f04c3SJosh Poimboeuf 57442f04c3SJosh Poimboeuf$(LIBSUBCMD): fixdep FORCE 58c1d45c3aSJosh Poimboeuf $(Q)$(MAKE) -C $(SUBCMD_SRCDIR) OUTPUT=$(LIBSUBCMD_OUTPUT) 59442f04c3SJosh Poimboeuf 60c1d45c3aSJosh Poimboeufclean: 61442f04c3SJosh Poimboeuf $(call QUIET_CLEAN, objtool) $(RM) $(OBJTOOL) 62442f04c3SJosh Poimboeuf $(Q)find $(OUTPUT) -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete 63442f04c3SJosh Poimboeuf $(Q)$(RM) $(OUTPUT)arch/x86/insn/inat-tables.c $(OUTPUT)fixdep 64442f04c3SJosh Poimboeuf 65442f04c3SJosh PoimboeufFORCE: 66442f04c3SJosh Poimboeuf 67442f04c3SJosh Poimboeuf.PHONY: clean FORCE 68