xref: /linux/arch/um/scripts/Makefile.rules (revision 306ec721d043bbe5e818d59fbb37c28d999b5d8b)
1# SPDX-License-Identifier: GPL-2.0
2# ===========================================================================
3# arch/um: Generic definitions
4# ===========================================================================
5
6USER_SINGLE_OBJS := \
7	$(foreach f,$(patsubst %.o,%,$(obj-y)),$($(f)-objs))
8USER_OBJS += $(filter %_user.o,$(obj-y) $(USER_SINGLE_OBJS))
9USER_OBJS := $(foreach file,$(USER_OBJS),$(obj)/$(file))
10
11$(USER_OBJS:.o=.%): \
12	c_flags = -Wp,-MD,$(depfile) $(USER_CFLAGS) -include $(srctree)/include/linux/kern_levels.h -include user.h $(CFLAGS_$(basetarget).o)
13
14# These are like USER_OBJS but filter USER_CFLAGS through unprofile instead of
15# using it directly.
16UNPROFILE_OBJS := $(foreach file,$(UNPROFILE_OBJS),$(obj)/$(file))
17
18$(UNPROFILE_OBJS:.o=.%): \
19	c_flags = -Wp,-MD,$(depfile) $(call unprofile,$(USER_CFLAGS)) $(CFLAGS_$(basetarget).o)
20
21$(USER_OBJS) $(UNPROFILE_OBJS): \
22	CHECKFLAGS := $(patsubst $(NOSTDINC_FLAGS),,$(CHECKFLAGS))
23
24# The stubs can't try to call mcount or update basic block data
25define unprofile
26	$(patsubst -pg,,$(patsubst -fprofile-arcs -ftest-coverage,,$(1)))
27endef
28