1 # 2 # Copyright (c) 2013, 2020, 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, macosx), true) 32 DTRACE_CPP_FLAGS := -D_LP64 -x c 33 else ifeq ($(call isTargetOs, linux), true) 34 DTRACE_CPP_FLAGS := -x c 35 endif 36 37 DTRACE_SOURCE_DIR := $(TOPDIR)/src/hotspot/os/posix/dtrace 38 DTRACE_GENSRC_DIR := $(JVM_VARIANT_OUTPUTDIR)/gensrc/dtracefiles 39 40 # Make sure we run our selected compiler for preprocessing instead of letting 41 # the dtrace tool pick it on it's own. 42 $(DTRACE_GENSRC_DIR)/%.h: $(DTRACE_SOURCE_DIR)/%.d 43 $(call LogInfo, Generating dtrace header file $(@F)) 44 $(call MakeDir, $(@D) $(DTRACE_SUPPORT_DIR)) 45 $(call ExecuteWithLog, $(DTRACE_SUPPORT_DIR)/$(@F).d, \ 46 ($(CPP) $(DTRACE_CPP_FLAGS) $< > $(DTRACE_SUPPORT_DIR)/$(@F).d)) 47 $(call ExecuteWithLog, $@, $(DTRACE) $(DTRACE_FLAGS) -h -o $@ -s $(DTRACE_SUPPORT_DIR)/$(@F).d) 48 49 # Process all .d files in DTRACE_SOURCE_DIR. They are: 50 # hotspot_jni.d hotspot.d hs_private.d 51 TARGETS += $(patsubst $(DTRACE_SOURCE_DIR)/%.d, \ 52 $(DTRACE_GENSRC_DIR)/%.h, $(wildcard $(DTRACE_SOURCE_DIR)/*.d)) 53 54 endif