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 ifeq ($(call check-jvm-feature, dtrace), true) 27 ifeq ($(call isTargetOs, solaris), true) 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 DTRACE_OBJ := $(JVM_OUTPUTDIR)/objs/dtrace.o 39 DTRACE_JHELPER_OBJ := $(JVM_OUTPUTDIR)/objs/dtrace_jhelper.o 40 41 DTRACE_EXTRA_OBJECT_FILES := $(DTRACE_OBJ) $(DTRACE_JHELPER_OBJ) 42 43 ############################################################################ 44 # Generate DTRACE_OBJ which is linked with libjvm.so. It depends on a set of 45 # object files from the compilation. 46 47 # Concatenate all *.d files into a single file 48 DTRACE_SOURCE_FILES := $(addprefix $(TOPDIR)/src/hotspot/os/posix/dtrace/, \ 49 hotspot_jni.d \ 50 hotspot.d \ 51 hs_private.d \ 52 ) 53 54 # *.d in the objs dir is used for generated make dependency files, so use 55 # *.dt for dtrace files to avoid clashes. 56 $(JVM_OUTPUTDIR)/objs/dtrace.dt: $(DTRACE_SOURCE_FILES) 57 $(call LogInfo, Generating $(@F)) 58 $(call MakeDir, $(@D)) 59 $(CAT) $^ > $@ 60 61 DTRACE_INSTRUMENTED_OBJS := $(addprefix $(JVM_OUTPUTDIR)/objs/, \ 62 ciEnv.o \ 63 classLoadingService.o \ 64 compileBroker.o \ 65 gcVMOperations.o \ 66 hashtable.o \ 67 instanceKlass.o \ 68 java.o \ 69 jni.o \ 70 jvm.o \ 71 memoryManager.o \ 72 nmethod.o \ 73 objectMonitor.o \ 74 runtimeService.o \ 75 sharedRuntime.o \ 76 synchronizer.o \ 77 thread.o \ 78 unsafe.o \ 79 vmThread.o \ 80 ) 81 82 ifeq ($(call check-jvm-feature, parallelgc), true) 83 DTRACE_INSTRUMENTED_OBJS += $(addprefix $(JVM_OUTPUTDIR)/objs/, \ 84 psVMOperations.o \ 85 ) 86 endif 87 88 DTRACE_FLAGS := -64 -G 89 DTRACE_CPP_FLAGS := -D_LP64 90 91 # Make sure we run our selected compiler for preprocessing instead of letting 92 # the dtrace tool pick it on it's own. 93 $(DTRACE_OBJ): $(JVM_OUTPUTDIR)/objs/dtrace.dt $(DTRACE_INSTRUMENTED_OBJS) 94 $(call LogInfo, Generating $(@F) from $(<F) and object files) 95 $(call MakeDir, $(DTRACE_SUPPORT_DIR)) 96 $(call ExecuteWithLog, $(DTRACE_SUPPORT_DIR)/$(@F).dt, \ 97 ($(CPP) $(DTRACE_CPP_FLAGS) $< > $(DTRACE_SUPPORT_DIR)/$(@F).dt)) 98 $(call ExecuteWithLog, $@, $(DTRACE) $(DTRACE_FLAGS) -xlazyload -o $@ \ 99 -s $(DTRACE_SUPPORT_DIR)/$(@F).dt $(sort $(DTRACE_INSTRUMENTED_OBJS))) 100 101 ############################################################################ 102 # Generate DTRACE_JHELPER_OBJ which is linked with libjvm.so. 103 104 JHELPER_DTRACE_SRC := $(TOPDIR)/src/hotspot/os/solaris/dtrace/jhelper.d 105 106 # jhelper.d includes JvmOffsetsIndex.h which was created by the gensrc step. 107 DTRACE_GENSRC_DIR := $(JVM_VARIANT_OUTPUTDIR)/gensrc/dtracefiles 108 JVM_OFFSETS_INDEX_H := $(DTRACE_GENSRC_DIR)/JvmOffsetsIndex.h 109 110 # Unfortunately dtrace generates incorrect types for some symbols in 111 # dtrace_jhelper.o, resulting in "warning: symbol X has differing types" 112 # See JDK-6890703 for details. 113 # We work around this by fixing the types for these symbols using elfedit, 114 # after dtrace has generated the .o file. 115 GetElfeditCommands = \ 116 $(foreach symbol, \ 117 $(shell $(GREP) ^extern $(JHELPER_DTRACE_SRC) | $(AWK) '{ gsub(";","") ; print $$3 }'), \ 118 -e 'sym:st_type $(symbol) 1') 119 120 # Make sure we run our selected compiler for preprocessing instead of letting 121 # the dtrace tool pick it on it's own. 122 $(DTRACE_JHELPER_OBJ): $(JHELPER_DTRACE_SRC) $(JVM_OFFSETS_INDEX_H) 123 $(call LogInfo, Running dtrace for $(<F)) 124 $(call MakeDir, $(DTRACE_SUPPORT_DIR)) 125 $(call ExecuteWithLog, $(DTRACE_SUPPORT_DIR)/$(@F).dt, \ 126 ($(CPP) $(DTRACE_CPP_FLAGS) -I$(DTRACE_GENSRC_DIR) $^ \ 127 > $(DTRACE_SUPPORT_DIR)/$(@F).dt)) 128 $(call ExecuteWithLog, $@, $(DTRACE) $(DTRACE_FLAGS) -o $@ \ 129 -s $(DTRACE_SUPPORT_DIR)/$(@F).dt) 130 ifeq ($(call isTargetCpuArch, sparc), true) 131 $(call ExecuteWithLog, $@.elfedit, $(ELFEDIT) $(call GetElfeditCommands) $@) 132 endif 133 134 endif 135 endif