-# OBJSDEPS is the set of files (defined in the machine dependent
-# template if necessary) which all objects depend on (such as an
-# in-line assembler expansion filter)
-#
-${OBJS}: ${OBJSDEPS}
-
-
-%LOAD
-
-LDOBJS = $(OBJS)
-
-$(COMPONENT).o: $(LDOBJS)
- @echo LD $(COMPONENT)
- $(_v)$(LD) $(LDFLAGS_COMPONENT) -o $(COMPONENT).o ${LDOBJS}
-
-do_depend: do_all
- $(_v)${MD} -u Makedep -f -d `ls *.d`;
-
-do_all: $(COMPONENT).o
-
-do_build_all: do_depend
+# Diagnostic opt-outs. We need to make this list empty.
+#
+# DO NOT ADD MORE HERE.
+#
+# -Wno-cast-align
+pe_identify_machine.o_CFLAGS_ADD += -Wno-cast-align
+# -Wno-implicit-int-conversion
+pe_serial.o_CFLAGS_ADD += -Wno-implicit-int-conversion
+# -Wno-shorten-64-to-32
+pe_identify_machine.o_CFLAGS_ADD += -Wno-shorten-64-to-32
+pe_init.o_CFLAGS_ADD += -Wno-shorten-64-to-32
+# -Wno-sign-conversion
+bootargs.o_CFLAGS_ADD += -Wno-sign-conversion
+device_tree.o_CFLAGS_ADD += -Wno-sign-conversion
+pe_identify_machine.o_CFLAGS_ADD += -Wno-sign-conversion
+pe_init.o_CFLAGS_ADD += -Wno-sign-conversion
+pe_serial.o_CFLAGS_ADD += -Wno-sign-conversion
+
+# Rebuild if per-file overrides change
+${OBJS}: $(firstword $(MAKEFILE_LIST))
+
+# Rebuild if global compile flags change
+$(COBJS): .CFLAGS
+.CFLAGS: ALWAYS
+ $(_v)$(REPLACECONTENTS) $@ $(KCC) $(CFLAGS) $(INCFLAGS)
+$(CXXOBJS): .CXXFLAGS
+.CXXFLAGS: ALWAYS
+ $(_v)$(REPLACECONTENTS) $@ $(KC++) $(CXXFLAGS) $(INCFLAGS)
+$(SOBJS): .SFLAGS
+.SFLAGS: ALWAYS
+ $(_v)$(REPLACECONTENTS) $@ $(S_KCC) $(SFLAGS) $(INCFLAGS)
+
+$(COMPONENT).filelist: $(OBJS)
+ @$(LOG_LDFILELIST) "$(COMPONENT)"
+ $(_v)for obj in ${OBJS}; do \
+ $(ECHO) $(TARGET)/$(CURRENT_KERNEL_CONFIG)/$${obj}; \
+ done > $(COMPONENT).filelist
+
+do_all: $(COMPONENT).filelist
+
+do_build_all:: do_all