# -*- mode: makefile -*-

######################################################################
# tracetool source files
# Every rule that invokes tracetool must depend on this so code is regenerated
# if tracetool itself changes.

tracetool-y = $(SRC_PATH)/scripts/tracetool.py
tracetool-y += $(shell find $(SRC_PATH)/scripts/tracetool -name "*.py")

$(BUILD_DIR)/trace-events-all: $(trace-events-files)
	$(call quiet-command,cat $^ > $@)


##################################################
# Translation level

$(obj)/generated-helpers-wrappers.h: $(obj)/generated-helpers-wrappers.h-timestamp
	@cmp $< $@ >/dev/null 2>&1 || cp $< $@
$(obj)/generated-helpers-wrappers.h-timestamp: $(trace-events-files) $(BUILD_DIR)/config-host.mak $(tracetool-y)
	$(call quiet-command,$(TRACETOOL) \
		--group=all \
		--format=tcg-helper-wrapper-h \
		--backend=$(TRACE_BACKENDS) \
		$< > $@,"GEN","$(patsubst %-timestamp,%,$@)")

$(obj)/generated-helpers.h: $(obj)/generated-helpers.h-timestamp
	@cmp $< $@ >/dev/null 2>&1 || cp $< $@
$(obj)/generated-helpers.h-timestamp: $(trace-events-files) $(BUILD_DIR)/config-host.mak $(tracetool-y)
	$(call quiet-command,$(TRACETOOL) \
		--group=all \
		--format=tcg-helper-h \
		--backend=$(TRACE_BACKENDS) \
		$< > $@,"GEN","$(patsubst %-timestamp,%,$@)")

$(obj)/generated-helpers.c: $(obj)/generated-helpers.c-timestamp
	@cmp $< $@ >/dev/null 2>&1 || cp $< $@
$(obj)/generated-helpers.c-timestamp: $(trace-events-files) $(BUILD_DIR)/config-host.mak $(tracetool-y)
	$(call quiet-command,$(TRACETOOL) \
		--group=all \
		--format=tcg-helper-c \
		--backend=$(TRACE_BACKENDS) \
		$< > $@,"GEN","$(patsubst %-timestamp,%,$@)")

$(obj)/generated-helpers.o: $(obj)/generated-helpers.c

target-obj-y += generated-helpers.o


$(obj)/generated-tcg-tracers.h: $(obj)/generated-tcg-tracers.h-timestamp
	@cmp $< $@ >/dev/null 2>&1 || cp $< $@
$(obj)/generated-tcg-tracers.h-timestamp: $(trace-events-files) $(BUILD_DIR)/config-host.mak $(tracetool-y)
	$(call quiet-command,$(TRACETOOL) \
		--group=all \
		--format=tcg-h \
		--backend=$(TRACE_BACKENDS) \
		$< > $@,"GEN","$(patsubst %-timestamp,%,$@)")


######################################################################
# Backend code

util-obj-$(CONFIG_TRACE_SIMPLE) += simple.o
util-obj-$(CONFIG_TRACE_FTRACE) += ftrace.o
util-obj-y += control.o
target-obj-y += control-target.o
util-obj-y += qmp.o