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25
26################################################################################
27# Gensrc support for dtrace. The files generated here are included by dtrace.hpp
28
29ifeq ($(call check-jvm-feature, dtrace), true)
30
31  ifeq ($(OPENJDK_TARGET_OS), solaris)
32    DTRACE_FLAGS := -64
33    DTRACE_CPP_FLAGS := -D_LP64
34  else ifeq ($(OPENJDK_TARGET_OS), macosx)
35    DTRACE_CPP_FLAGS := -D_LP64 -x c
36  else ifeq ($(OPENJDK_TARGET_OS), linux)
37    DTRACE_CPP_FLAGS := -x c
38  endif
39
40  DTRACE_SOURCE_DIR := $(HOTSPOT_TOPDIR)/src/os/posix/dtrace
41  DTRACE_GENSRC_DIR := $(JVM_VARIANT_OUTPUTDIR)/gensrc/dtracefiles
42
43  # Make sure we run our selected compiler for preprocessing instead of letting
44  # the dtrace tool pick it on it's own.
45  $(DTRACE_GENSRC_DIR)/%.h: $(DTRACE_SOURCE_DIR)/%.d
46	$(call LogInfo, Generating dtrace header file $(@F))
47	$(call MakeDir, $(@D) $(DTRACE_SUPPORT_DIR))
48	$(call ExecuteWithLog, $(DTRACE_SUPPORT_DIR)/$(@F).d, \
49	    ( $(CC) -E $(DTRACE_CPP_FLAGS) $< > $(DTRACE_SUPPORT_DIR)/$(@F).d ) )
50	$(call ExecuteWithLog, $@, $(DTRACE) $(DTRACE_FLAGS) -h -o $@ -s $(DTRACE_SUPPORT_DIR)/$(@F).d)
51
52  # Process all .d files in DTRACE_SOURCE_DIR. They are:
53  # hotspot_jni.d hotspot.d hs_private.d
54  TARGETS += $(patsubst $(DTRACE_SOURCE_DIR)/%.d, \
55      $(DTRACE_GENSRC_DIR)/%.h, $(wildcard $(DTRACE_SOURCE_DIR)/*.d))
56
57endif
58