diff -r cc19612c6b9f -r 91935236600e hotspot/make/bsd/makefiles/top.make
--- a/hotspot/make/bsd/makefiles/top.make	Mon Oct 10 21:01:36 2011 -0400
+++ b/hotspot/make/bsd/makefiles/top.make	Thu Oct 13 09:35:42 2011 -0700
@@ -82,7 +82,7 @@
 	@echo All done.
 
 # This is an explicit dependency for the sake of parallel makes.
-vm_build_preliminaries:  checks $(Cached_plat) $(AD_Files_If_Required) jvmti_stuff sa_stuff
+vm_build_preliminaries:  checks $(Cached_plat) $(AD_Files_If_Required) jvmti_stuff sa_stuff dtrace_stuff
 	@# We need a null action here, so implicit rules don't get consulted.
 
 $(Cached_plat): $(Plat_File)
@@ -96,6 +96,15 @@
 jvmti_stuff: $(Cached_plat) $(adjust-mflags)
 	@$(MAKE) -f jvmti.make $(MFLAGS-adjusted)
 
+ifeq ($(OS_VENDOR), Darwin)
+# generate dtrace header files
+dtrace_stuff: $(Cached_plat) $(adjust-mflags)
+	@$(MAKE) -f dtrace.make dtrace_stuff $(MFLAGS-adjusted) GENERATED=$(GENERATED)
+else
+dtrace_stuff:
+	@# We need a null action here, so implicit rules don't get consulted.
+endif
+
 # generate SA jar files and native header
 sa_stuff:
 	@$(MAKE) -f sa.make $(MFLAGS-adjusted)