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  12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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  25 
  26 ifeq ($(call check-jvm-feature, dtrace), true)
  27   ifeq ($(OPENJDK_TARGET_OS), solaris)
  28 
  29     ############################################################################
  30     # Integrate with libjvm. Here we generate two object files which are
  31     # linked with libjvm.so. This step is complicated from a dependency
  32     # perspective. We add these two files to the linking of libjvm using
  33     # EXTRA_OBJECT_FILES, but they need to be created outside the call to
  34     # SetupNativeCompilation. Also, one of the files is dependent on compiled
  35     # object files from the libjvm compilation, so this generation must happen
  36     # as a part of the libjvm compilation.
  37 
  38     # These files are are generated by CompileDtracePostJvm.gmk but consumed by
  39     # CompileJvm.gmk
  40     DTRACE_OBJ := $(JVM_OUTPUTDIR)/objs/dtrace.o
  41     DTRACE_JHELPER_OBJ := $(JVM_OUTPUTDIR)/objs/dtrace_jhelper.o
  42 
  43     DTRACE_EXTRA_OBJECT_FILES := $(DTRACE_OBJ) $(DTRACE_JHELPER_OBJ)
  44 
  45     ############################################################################
  46     # Generate DTRACE_OBJ which is linked with libjvm.so. It depends on a set of
  47     # object files from the compilation.
  48 
  49     # Concatenate all *.d files into a single file
  50     DTRACE_SOURCE_FILES := $(addprefix $(TOPDIR)/src/hotspot/os/posix/dtrace/, \
  51         hotspot_jni.d \
  52         hotspot.d \
  53         hs_private.d \
  54     )
  55 
  56     $(JVM_OUTPUTDIR)/objs/dtrace.d: $(DTRACE_SOURCE_FILES)
  57         $(call LogInfo, Generating $(@F))
  58         $(call MakeDir, $(@D))
  59         $(CAT) $^ > $@
  60 
  61     DTRACE_INSTRUMENTED_OBJS := $(addprefix $(JVM_OUTPUTDIR)/objs/, \
  62         ciEnv.o \
  63         classLoadingService.o \
  64         compileBroker.o \
  65         hashtable.o \
  66         instanceKlass.o \
  67         java.o \
  68         jni.o \
  69         jvm.o \
  70         memoryManager.o \
  71         nmethod.o \
  72         objectMonitor.o \
  73         runtimeService.o \
  74         sharedRuntime.o \
  75         synchronizer.o \
  76         thread.o \
  77         unsafe.o \
  78         vmThread.o \
  79         vmGCOperations.o \
  80     )
  81 
  82     ifeq ($(call check-jvm-feature, all-gcs), true)
  83       DTRACE_INSTRUMENTED_OBJS += $(addprefix $(JVM_OUTPUTDIR)/objs/, \
  84           vmCMSOperations.o \
  85           vmPSOperations.o \
  86       )
  87     endif
  88 
  89     DTRACE_FLAGS := -64 -G
  90     DTRACE_CPP_FLAGS := -D_LP64
  91 
  92     # Make sure we run our selected compiler for preprocessing instead of letting
  93     # the dtrace tool pick it on it's own.
  94     $(DTRACE_OBJ): $(JVM_OUTPUTDIR)/objs/dtrace.d $(DTRACE_INSTRUMENTED_OBJS)
  95         $(call LogInfo, Generating $(@F) from $(<F) and object files)
  96         $(call MakeDir, $(DTRACE_SUPPORT_DIR))
  97         $(call ExecuteWithLog, $(DTRACE_SUPPORT_DIR)/$(@F).d, \
  98             ($(CPP) $(DTRACE_CPP_FLAGS) $< > $(DTRACE_SUPPORT_DIR)/$(@F).d))
  99         $(call ExecuteWithLog, $@, $(DTRACE) $(DTRACE_FLAGS) -xlazyload -o $@ \
 100             -s $(DTRACE_SUPPORT_DIR)/$(@F).d $(sort $(DTRACE_INSTRUMENTED_OBJS)))
 101 
 102     ############################################################################
 103     # Generate DTRACE_JHELPER_OBJ which is linked with libjvm.so.
 104 
 105     JHELPER_DTRACE_SRC := $(TOPDIR)/src/hotspot/os/solaris/dtrace/jhelper.d
 106 
 107     # jhelper.d includes JvmOffsetsIndex.h which was created by the gensrc step.
 108     DTRACE_GENSRC_DIR := $(JVM_VARIANT_OUTPUTDIR)/gensrc/dtracefiles
 109     JVM_OFFSETS_INDEX_H := $(DTRACE_GENSRC_DIR)/JvmOffsetsIndex.h
 110 
 111     # Unfortunately dtrace generates incorrect types for some symbols in
 112     # dtrace_jhelper.o, resulting in "warning: symbol X has differing types"
 113     # See JDK-6890703 for details.
 114     # We work around this by fixing the types for these symbols using elfedit,
 115     # after dtrace has generated the .o file.
 116     GetElfeditCommands = \
 117       $(foreach symbol, \
 118           $(shell $(GREP) ^extern $(JHELPER_DTRACE_SRC) | $(AWK) '{ gsub(";","") ; print $$3 }'), \
 119           -e 'sym:st_type $(symbol) 1')
 120 
 121     # Make sure we run our selected compiler for preprocessing instead of letting
 122     # the dtrace tool pick it on it's own.
 123     $(DTRACE_JHELPER_OBJ): $(JHELPER_DTRACE_SRC) $(JVM_OFFSETS_INDEX_H)
 124         $(call LogInfo, Running dtrace for $(<F))
 125         $(call MakeDir, $(DTRACE_SUPPORT_DIR))
 126         $(call ExecuteWithLog, $(DTRACE_SUPPORT_DIR)/$(@F).d, \
 127             ($(CPP) $(DTRACE_CPP_FLAGS) -I$(DTRACE_GENSRC_DIR) $^ \
 128             > $(DTRACE_SUPPORT_DIR)/$(@F).d))
 129         $(call ExecuteWithLog, $@, $(DTRACE) $(DTRACE_FLAGS) -o $@ \
 130             -s $(DTRACE_SUPPORT_DIR)/$(@F).d)
 131         ifeq ($(OPENJDK_TARGET_CPU_ARCH), sparc)
 132           $(call ExecuteWithLog, $@.elfedit, $(ELFEDIT) $(call GetElfeditCommands) $@)
 133         endif
 134 
 135   endif
 136 endif