Commit | Line | Data |
---|---|---|
442f04c3 JP |
1 | include ../scripts/Makefile.include |
2 | ||
3 | ifndef ($(ARCH)) | |
4 | ARCH ?= $(shell uname -m) | |
5 | ifeq ($(ARCH),x86_64) | |
6 | ARCH := x86 | |
7 | endif | |
8 | endif | |
9 | ||
c1d45c3a JP |
10 | # always use the host compiler |
11 | CC = gcc | |
12 | LD = ld | |
13 | AR = ar | |
14 | ||
442f04c3 JP |
15 | ifeq ($(srctree),) |
16 | srctree := $(patsubst %/,%,$(dir $(shell pwd))) | |
17 | srctree := $(patsubst %/,%,$(dir $(srctree))) | |
18 | endif | |
19 | ||
c1d45c3a JP |
20 | SUBCMD_SRCDIR = $(srctree)/tools/lib/subcmd/ |
21 | LIBSUBCMD_OUTPUT = $(if $(OUTPUT),$(OUTPUT),$(PWD)/) | |
22 | LIBSUBCMD = $(LIBSUBCMD_OUTPUT)libsubcmd.a | |
442f04c3 JP |
23 | |
24 | OBJTOOL := $(OUTPUT)objtool | |
25 | OBJTOOL_IN := $(OBJTOOL)-in.o | |
26 | ||
27 | all: $(OBJTOOL) | |
28 | ||
29 | INCLUDES := -I$(srctree)/tools/include | |
d435fb5e | 30 | CFLAGS += -Wall -Werror $(EXTRA_WARNINGS) -fomit-frame-pointer -O2 -g $(INCLUDES) |
442f04c3 JP |
31 | LDFLAGS += -lelf $(LIBSUBCMD) |
32 | ||
33 | AWK = awk | |
34 | export srctree OUTPUT CFLAGS ARCH AWK | |
35 | include $(srctree)/tools/build/Makefile.include | |
36 | ||
37 | $(OBJTOOL_IN): fixdep FORCE | |
38 | @$(MAKE) $(build)=objtool | |
39 | ||
40 | $(OBJTOOL): $(LIBSUBCMD) $(OBJTOOL_IN) | |
41 | @(test -d ../../kernel -a -d ../../tools -a -d ../objtool && (( \ | |
42 | diff -I'^#include' arch/x86/insn/insn.c ../../arch/x86/lib/insn.c >/dev/null && \ | |
43 | diff -I'^#include' arch/x86/insn/inat.c ../../arch/x86/lib/inat.c >/dev/null && \ | |
44 | diff arch/x86/insn/x86-opcode-map.txt ../../arch/x86/lib/x86-opcode-map.txt >/dev/null && \ | |
45 | diff arch/x86/insn/gen-insn-attr-x86.awk ../../arch/x86/tools/gen-insn-attr-x86.awk >/dev/null && \ | |
46 | diff -I'^#include' arch/x86/insn/insn.h ../../arch/x86/include/asm/insn.h >/dev/null && \ | |
47 | diff -I'^#include' arch/x86/insn/inat.h ../../arch/x86/include/asm/inat.h >/dev/null && \ | |
48 | diff -I'^#include' arch/x86/insn/inat_types.h ../../arch/x86/include/asm/inat_types.h >/dev/null) \ | |
49 | || echo "Warning: objtool: x86 instruction decoder differs from kernel" >&2 )) || true | |
50 | $(QUIET_LINK)$(CC) $(OBJTOOL_IN) $(LDFLAGS) -o $@ | |
51 | ||
52 | ||
53 | $(LIBSUBCMD): fixdep FORCE | |
c1d45c3a | 54 | $(Q)$(MAKE) -C $(SUBCMD_SRCDIR) OUTPUT=$(LIBSUBCMD_OUTPUT) |
442f04c3 | 55 | |
c1d45c3a | 56 | clean: |
442f04c3 JP |
57 | $(call QUIET_CLEAN, objtool) $(RM) $(OBJTOOL) |
58 | $(Q)find $(OUTPUT) -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete | |
59 | $(Q)$(RM) $(OUTPUT)arch/x86/insn/inat-tables.c $(OUTPUT)fixdep | |
60 | ||
61 | FORCE: | |
62 | ||
63 | .PHONY: clean FORCE |