1 #
   2 # Copyright (c) 2013, 2019, Oracle and/or its affiliates. All rights reserved.
   3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4 #
   5 # This code is free software; you can redistribute it and/or modify it
   6 # under the terms of the GNU General Public License version 2 only, as
   7 # published by the Free Software Foundation.  Oracle designates this
   8 # particular file as subject to the "Classpath" exception as provided
   9 # by Oracle in the LICENSE file that accompanied this code.
  10 #
  11 # This code is distributed in the hope that it will be useful, but WITHOUT
  12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14 # version 2 for more details (a copy is included in the LICENSE file that
  15 # accompanied this code).
  16 #
  17 # You should have received a copy of the GNU General Public License version
  18 # 2 along with this work; if not, write to the Free Software Foundation,
  19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20 #
  21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22 # or visit www.oracle.com if you need additional information or have any
  23 # questions.
  24 #
  25 
  26 ################################################################################
  27 # Gensrc support for dtrace. The files generated here are included by dtrace.hpp
  28 
  29 ifeq ($(call check-jvm-feature, dtrace), true)
  30 
  31   ifeq ($(call isTargetOs, solaris), true)
  32     DTRACE_FLAGS := -64
  33     DTRACE_CPP_FLAGS := -D_LP64
  34   else ifeq ($(call isTargetOs, macosx), true)
  35     DTRACE_CPP_FLAGS := -D_LP64 -x c
  36   else ifeq ($(call isTargetOs, linux), true)
  37     DTRACE_CPP_FLAGS := -x c
  38   endif
  39 
  40   DTRACE_SOURCE_DIR := $(TOPDIR)/src/hotspot/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             ($(CPP) $(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 $(DTRACE_SOURCE_DIR)/*.d))
  56 
  57   ifeq ($(call isTargetOs, solaris), true)
  58     ############################################################################
  59     # First we need to generate the dtraceGenOffsets tool. When run, this will
  60     # produce two header files and a C++ file. Note that generateJvmOffsets.cpp
  61     # is using the same JVM_CFLAGS as libjvm.so.
  62 
  63     # Include support files that will setup JVM compiler flags.
  64     include lib/JvmFeatures.gmk
  65     include lib/JvmFlags.gmk
  66 
  67     # We cannot compile until the JVMTI and JFR gensrc has finished.
  68     # JFR_FILES is defined in GensrcJfr.gmk.
  69     JVMTI_H := $(JVM_VARIANT_OUTPUTDIR)/gensrc/jvmtifiles/jvmti.h
  70 
  71     $(eval $(call SetupNativeCompilation, BUILD_DTRACE_GEN_OFFSETS, \
  72         NAME := dtraceGenOffsets, \
  73         TYPE := EXECUTABLE, \
  74         SRC := $(TOPDIR)/make/hotspot/src/native/dtrace, \
  75         TOOLCHAIN := $(TOOLCHAIN_BUILD), \
  76         LDFLAGS := -m64, \
  77         CFLAGS := -m64 $(JVM_CFLAGS), \
  78         DISABLED_WARNINGS_solstudio := hidef w_novirtualdescr unknownpragma \
  79             doubunder nokeyworddefine wunreachable, \
  80         EXTRA_DEPS := $(JVMTI_H) $(JFR_FILES), \
  81         OBJECT_DIR := $(JVM_VARIANT_OUTPUTDIR)/tools/dtrace-gen-offsets/objs, \
  82         OUTPUT_DIR := $(JVM_VARIANT_OUTPUTDIR)/tools/dtrace-gen-offsets, \

  83     ))
  84 
  85     DTRACE_GEN_OFFSETS_TOOL := $(BUILD_DTRACE_GEN_OFFSETS_TARGET)
  86 
  87     # Argument 1: Output filename
  88     # Argument 2: dtrace-gen-offset tool command line option
  89     define SetupDtraceOffsetsGeneration
  90       $$(eval $$(call SetupExecute, dtrace_offset_$$(strip $2), \
  91           INFO := Generating dtrace $2 file, \
  92           DEPS := $$(BUILD_DTRACE_GEN_OFFSETS), \
  93           OUTPUT_FILE := $1, \
  94           COMMAND := ( $$(DTRACE_GEN_OFFSETS_TOOL) -$$(strip $2) > $1 ), \
  95       ))
  96 
  97       TARGETS += $$(dtrace_offset_$$(strip $2)_TARGET)
  98     endef
  99 
 100     JVM_OFFSETS_H := $(DTRACE_GENSRC_DIR)/JvmOffsets.h
 101     JVM_OFFSETS_CPP := $(DTRACE_GENSRC_DIR)/JvmOffsets.cpp
 102     JVM_OFFSETS_INDEX_H := $(DTRACE_GENSRC_DIR)/JvmOffsetsIndex.h
 103 
 104     ############################################################################
 105     # Run the dtrace-gen-offset tool to generate these three files.
 106     # The generated JvmOffsets.cpp is compiled with the rest of libjvm.
 107     # The header files are used by libjvm_db and jhelper.d, respectively.
 108 
 109     $(eval $(call SetupDtraceOffsetsGeneration, $(JVM_OFFSETS_H), header))
 110     $(eval $(call SetupDtraceOffsetsGeneration, $(JVM_OFFSETS_INDEX_H), index))
 111     $(eval $(call SetupDtraceOffsetsGeneration, $(JVM_OFFSETS_CPP), table))
 112   endif
 113 
 114 endif
--- EOF ---