diff options
author | Arthur Heymans <arthur@aheymans.xyz> | 2024-08-22 23:04:14 +0200 |
---|---|---|
committer | Felix Held <felix-coreboot@felixheld.de> | 2024-08-29 13:56:39 +0000 |
commit | 86dadcd52aaf0db59d4f770a6ff8527ed681e86e (patch) | |
tree | ee3239c0d981b6e08832e5badb7d910c8c361e59 /src/lib | |
parent | af0da957f59d77f9120e19dfc8a29909180d097a (diff) |
lib/rmodules: Add support for LTO
Change-Id: I9cdda036f330486370e8c4120be5b6a0fd982e99
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/84038
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/lib')
-rw-r--r-- | src/lib/Makefile.mk | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/lib/Makefile.mk b/src/lib/Makefile.mk index 89e5b65aef..40df2b8f56 100644 --- a/src/lib/Makefile.mk +++ b/src/lib/Makefile.mk @@ -314,7 +314,11 @@ RMODULE_LDFLAGS := -z defs -Bsymbolic # rmdoule is named $(1).rmod define rmodule_link $(strip $(1)): $(strip $(2)) $$(COMPILER_RT_rmodules_$(3)) $(call src-to-obj,rmodules_$(3),src/lib/rmodule.ld) | $$(RMODTOOL) +ifeq ($(CONFIG_LTO),y) + $$(CC_rmodules_$(3)) $$(CPPFLAGS_rmodules_$(3)) $$(CFLAGS_rmodules_$(3)) $$(LDFLAGS_rmodules_$(3):%=-Wl,%) $$(COMPILER_RT_FLAGS_rmodules_$(3):%=-Wl,%) $(RMODULE_LDFLAGS) $($(1)-ldflags:%=-Wl,%) -T $(call src-to-obj,rmodules_$(3),src/lib/rmodule.ld) -o $$@ -Wl,--whole-archive -Wl,--start-group $(filter-out %.ld,$(2)) -Wl,--no-whole-archive $$(COMPILER_RT_rmodules_$(3)) -Wl,--end-group +else $$(LD_rmodules_$(3)) $$(LDFLAGS_rmodules_$(3)) $(RMODULE_LDFLAGS) $($(1)-ldflags) -T $(call src-to-obj,rmodules_$(3),src/lib/rmodule.ld) -o $$@ --whole-archive --start-group $(filter-out %.ld,$(2)) --no-whole-archive $$(COMPILER_RT_rmodules_$(3)) --end-group +endif $$(NM_rmodules_$(3)) -n $$@ > $$(basename $$@).map endef |