xref: /linux/arch/x86/Makefile.postlink (revision 5e2cb28dd7e182dfa641550dfa225913509ad45d)
1# SPDX-License-Identifier: GPL-2.0
2# ===========================================================================
3# Post-link x86 pass
4# ===========================================================================
5#
6# 1. Separate relocations from vmlinux into vmlinux.relocs.
7# 2. Strip relocations from vmlinux.
8
9PHONY := __archpost
10__archpost:
11
12-include include/config/auto.conf
13include $(srctree)/scripts/Kbuild.include
14
15CMD_RELOCS = arch/x86/tools/relocs
16OUT_RELOCS = arch/x86/boot/compressed
17quiet_cmd_relocs = RELOCS  $(OUT_RELOCS)/$@.relocs
18      cmd_relocs = \
19	mkdir -p $(OUT_RELOCS); \
20	$(CMD_RELOCS) $@ > $(OUT_RELOCS)/$@.relocs; \
21	$(CMD_RELOCS) --abs-relocs $@
22
23quiet_cmd_strip_relocs = RSTRIP  $@
24      cmd_strip_relocs = \
25	$(OBJCOPY) --remove-section='.rel.*' --remove-section='.rel__*' \
26		   --remove-section='.rela.*' --remove-section='.rela__*' $@
27
28# `@true` prevents complaint when there is nothing to be done
29
30vmlinux: FORCE
31	@true
32ifeq ($(CONFIG_X86_NEED_RELOCS),y)
33	$(call cmd,relocs)
34	$(call cmd,strip_relocs)
35endif
36
37clean:
38	@rm -f $(OUT_RELOCS)/vmlinux.relocs
39
40PHONY += FORCE clean
41
42FORCE:
43
44.PHONY: $(PHONY)
45