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1 #
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2 # Copyright 2005-2007 Sun Microsystems, Inc. All Rights Reserved.
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3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 #
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5 # This code is free software; you can redistribute it and/or modify it
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6 # under the terms of the GNU General Public License version 2 only, as
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7 # published by the Free Software Foundation.
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8 #
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9 # This code is distributed in the hope that it will be useful, but WITHOUT
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10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 # version 2 for more details (a copy is included in the LICENSE file that
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13 # accompanied this code).
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14 #
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15 # You should have received a copy of the GNU General Public License version
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16 # 2 along with this work; if not, write to the Free Software Foundation,
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17 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 #
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19 # Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 # CA 95054 USA or visit www.sun.com if you need additional information or
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21 # have any questions.
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22 #
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23 #
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24
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25 # Rules to build jvm_db/dtrace, used by vm.make
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26
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27 # we build libjvm_dtrace/libjvm_db/dtrace for COMPILER1 and COMPILER2
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28 # but not for CORE configuration
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29
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30 ifneq ("${TYPE}", "CORE")
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31 ifneq ("${TYPE}", "KERNEL")
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32
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33 ifdef USE_GCC
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34
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35 dtraceCheck:
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36 $(QUIETLY) echo "**NOTICE** Dtrace support disabled for gcc builds"
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37
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38 else
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39
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40
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41 JVM_DB = libjvm_db
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42 LIBJVM_DB = libjvm$(G_SUFFIX)_db.so
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43
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44 JVM_DTRACE = jvm_dtrace
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45 LIBJVM_DTRACE = libjvm$(G_SUFFIX)_dtrace.so
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46
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47 JVMOFFS = JvmOffsets
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48 JVMOFFS.o = $(JVMOFFS).o
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49 GENOFFS = generate$(JVMOFFS)
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50
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51 DTRACE_SRCDIR = $(GAMMADIR)/src/os/$(Platform_os_family)/dtrace
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52 DTRACE = dtrace
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53 DTRACE.o = $(DTRACE).o
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54
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55 # to remove '-g' option which causes link problems
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56 # also '-z nodefs' is used as workaround
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57 GENOFFS_CFLAGS = $(shell echo $(CFLAGS) | sed -e 's/ -g / /g' -e 's/ -g0 / /g';)
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58
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59 ifdef LP64
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60 DTRACE_OPTS = -64 -D_LP64
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61 endif
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62
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63 # making libjvm_db
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64
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65 INCLS = $(GENERATED)/incls
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66
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67 # Use mapfile with libjvm_db.so
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68 LIBJVM_DB_MAPFILE = $(MAKEFILES_DIR)/mapfile-vers-jvm_db
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69 LFLAGS_JVM_DB += $(MAPFLAG:FILENAME=$(LIBJVM_DB_MAPFILE))
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70
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71 # Use mapfile with libjvm_dtrace.so
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72 LIBJVM_DTRACE_MAPFILE = $(MAKEFILES_DIR)/mapfile-vers-jvm_dtrace
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73 LFLAGS_JVM_DTRACE += $(MAPFLAG:FILENAME=$(LIBJVM_DTRACE_MAPFILE))
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74
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75 ifdef USE_GCC
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76 LFLAGS_JVM_DB += -D_REENTRANT $(PICFLAG)
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77 LFLAGS_JVM_DTRACE += -D_REENTRANT $(PICFLAG)
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78 else
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79 LFLAGS_JVM_DB += -mt $(PICFLAG) -xnolib
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80 LFLAGS_JVM_DTRACE += -mt $(PICFLAG) -xnolib
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81 endif
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82
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83 ISA = $(subst i386,i486,$(shell isainfo -n))
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84
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85 # Making 64/libjvm_db.so: 64-bit version of libjvm_db.so which handles 32-bit libjvm.so
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86 ifneq ("${ISA}","${BUILDARCH}")
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87
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88 XLIBJVM_DB = 64/$(LIBJVM_DB)
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89 XLIBJVM_DTRACE = 64/$(LIBJVM_DTRACE)
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90 XARCH = $(subst sparcv9,v9,$(shell echo $(ISA)))
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91
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92 $(XLIBJVM_DB): $(DTRACE_SRCDIR)/$(JVM_DB).c $(JVMOFFS).h $(LIBJVM_DB_MAPFILE)
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93 @echo Making $@
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94 $(QUIETLY) mkdir -p 64/ ; \
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95 $(CC) $(SYMFLAG) -xarch=$(XARCH) -D$(TYPE) -I. -I$(GENERATED) \
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96 $(SHARED_FLAG) $(LFLAGS_JVM_DB) -o $@ $(DTRACE_SRCDIR)/$(JVM_DB).c -lc
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97 $(XLIBJVM_DTRACE): $(DTRACE_SRCDIR)/$(JVM_DTRACE).c $(DTRACE_SRCDIR)/$(JVM_DTRACE).h $(LIBJVM_DTRACE_MAPFILE)
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98 @echo Making $@
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99 $(QUIETLY) mkdir -p 64/ ; \
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100 $(CC) $(SYMFLAG) -xarch=$(XARCH) -D$(TYPE) -I. \
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101 $(SHARED_FLAG) $(LFLAGS_JVM_DTRACE) -o $@ $(DTRACE_SRCDIR)/$(JVM_DTRACE).c -lc -lthread -ldoor
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102 endif # ifneq ("${ISA}","${BUILDARCH}")
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103
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104 ifdef USE_GCC
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105 LFLAGS_GENOFFS += -D_REENTRANT
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106 else
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107 LFLAGS_GENOFFS += -mt -xnolib -norunpath
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108 endif
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109
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110 lib$(GENOFFS).so: $(DTRACE_SRCDIR)/$(GENOFFS).cpp $(DTRACE_SRCDIR)/$(GENOFFS).h \
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111 $(INCLS)/_vmStructs.cpp.incl $(LIBJVM.o)
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112 $(QUIETLY) $(CCC) $(CPPFLAGS) $(GENOFFS_CFLAGS) $(SHARED_FLAG) $(PICFLAG) \
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113 $(LFLAGS_GENOFFS) -o $@ $(DTRACE_SRCDIR)/$(GENOFFS).cpp -lc
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114
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115 $(GENOFFS): $(DTRACE_SRCDIR)/$(GENOFFS)Main.c lib$(GENOFFS).so
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116 $(QUIETLY) $(LINK.CC) -z nodefs -o $@ $(DTRACE_SRCDIR)/$(GENOFFS)Main.c \
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117 ./lib$(GENOFFS).so
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118
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119 # $@.tmp is created first. It's to avoid empty $(JVMOFFS).h produced in error case.
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120 $(JVMOFFS).h: $(GENOFFS)
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121 $(QUIETLY) LD_LIBRARY_PATH=. ./$(GENOFFS) -header > $@.tmp ; \
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122 if [ `diff $@.tmp $@ > /dev/null 2>&1; echo $$?` -ne 0 ] ; \
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123 then rm -f $@; mv $@.tmp $@; echo Updated $@ ; \
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124 else rm -f $@.tmp; \
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125 fi
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126
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127 $(JVMOFFS)Index.h: $(GENOFFS)
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128 $(QUIETLY) LD_LIBRARY_PATH=. ./$(GENOFFS) -index > $@.tmp ; \
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129 if [ `diff $@.tmp $@ > /dev/null 2>&1; echo $$?` -ne 0 ] ; \
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130 then rm -f $@; mv $@.tmp $@; echo Updated $@ ; \
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131 else rm -f $@.tmp; \
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132 fi
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133
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134 $(JVMOFFS).cpp: $(GENOFFS) $(JVMOFFS).h $(JVMOFFS)Index.h
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135 $(QUIETLY) LD_LIBRARY_PATH=. ./$(GENOFFS) -table > $@.tmp ; \
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136 if [ `diff $@.tmp $@ > /dev/null 2>&1; echo $$?` -ne 0 ] ; \
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137 then rm -f $@; mv $@.tmp $@; echo Updated $@ ; \
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138 else rm -f $@.tmp; \
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139 fi
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140
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141 $(JVMOFFS.o): $(JVMOFFS).h $(JVMOFFS).cpp
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142 $(QUIETLY) $(CCC) -c -I. -o $@ $(ARCHFLAG) -D$(TYPE) $(JVMOFFS).cpp
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143
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144 $(LIBJVM_DB): $(DTRACE_SRCDIR)/$(JVM_DB).c $(JVMOFFS.o) $(XLIBJVM_DB) $(LIBJVM_DB_MAPFILE)
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145 @echo Making $@
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146 $(QUIETLY) $(CC) $(SYMFLAG) $(ARCHFLAG) -D$(TYPE) -I. -I$(GENERATED) \
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147 $(SHARED_FLAG) $(LFLAGS_JVM_DB) -o $@ $(DTRACE_SRCDIR)/$(JVM_DB).c -lc
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148
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149 $(LIBJVM_DTRACE): $(DTRACE_SRCDIR)/$(JVM_DTRACE).c $(XLIBJVM_DTRACE) $(DTRACE_SRCDIR)/$(JVM_DTRACE).h $(LIBJVM_DTRACE_MAPFILE)
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150 @echo Making $@
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151 $(QUIETLY) $(CC) $(SYMFLAG) $(ARCHFLAG) -D$(TYPE) -I. \
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152 $(SHARED_FLAG) $(LFLAGS_JVM_DTRACE) -o $@ $(DTRACE_SRCDIR)/$(JVM_DTRACE).c -lc -lthread -ldoor
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153
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154 $(DTRACE).d: $(DTRACE_SRCDIR)/hotspot.d $(DTRACE_SRCDIR)/hotspot_jni.d \
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155 $(DTRACE_SRCDIR)/hs_private.d $(DTRACE_SRCDIR)/jhelper.d
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156 $(QUIETLY) cat $^ > $@
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157
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158 # Dtrace is available, so we build $(DTRACE.o)
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159 $(DTRACE.o): $(DTRACE).d $(JVMOFFS).h $(JVMOFFS)Index.h $(DTraced_Files)
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160 @echo Compiling $(DTRACE).d
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161
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162 $(QUIETLY) $(DTRACE_PROG) $(DTRACE_OPTS) -C -I. -G -o $@ -s $(DTRACE).d \
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163 $(DTraced_Files) ||\
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164 STATUS=$$?;\
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165 if [ x"$$STATUS" = x"1" -a \
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166 x`uname -r` = x"5.10" -a \
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167 x`uname -p` = x"sparc" ]; then\
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168 echo "*****************************************************************";\
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169 echo "* If you are building server compiler, and the error message is ";\
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170 echo "* \"incorrect ELF machine type...\", you have run into solaris bug ";\
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171 echo "* 6213962, \"dtrace -G doesn't work on sparcv8+ object files\".";\
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172 echo "* Either patch/upgrade your system (>= S10u1_15), or set the ";\
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173 echo "* environment variable HOTSPOT_DISABLE_DTRACE_PROBES to disable ";\
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174 echo "* dtrace probes for this build.";\
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175 echo "*****************************************************************";\
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176 fi;\
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177 exit $$STATUS
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178 # Since some DTraced_Files are in LIBJVM.o and they are touched by this
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179 # command, and libgenerateJvmOffsets.so depends on LIBJVM.o, 'make' will
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180 # think it needs to rebuild libgenerateJvmOffsets.so and thus JvmOffsets*
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181 # files, but it doesn't, so we touch the necessary files to prevent later
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182 # recompilation. Note: we only touch the necessary files if they already
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183 # exist in order to close a race where an empty file can be created
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184 # before the real build rule is executed.
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185 # But, we can't touch the *.h files: This rule depends
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186 # on them, and that would cause an infinite cycle of rebuilding.
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187 # Neither the *.h or *.ccp files need to be touched, since they have
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188 # rules which do not update them when the generator file has not
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189 # changed their contents.
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190 $(QUIETLY) if [ -f lib$(GENOFFS).so ]; then touch lib$(GENOFFS).so; fi
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191 $(QUIETLY) if [ -f $(GENOFFS) ]; then touch $(GENOFFS); fi
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192 $(QUIETLY) if [ -f $(JVMOFFS.o) ]; then touch $(JVMOFFS.o); fi
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193
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194 .PHONY: dtraceCheck
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195
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196 SYSTEM_DTRACE_PROG = /usr/sbin/dtrace
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197 PATCH_DTRACE_PROG = /opt/SUNWdtrd/sbin/dtrace
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198 systemDtraceFound := $(wildcard ${SYSTEM_DTRACE_PROG})
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199 patchDtraceFound := $(wildcard ${PATCH_DTRACE_PROG})
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200
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201 ifneq ("$(patchDtraceFound)", "")
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202 DTRACE_PROG=$(PATCH_DTRACE_PROG)
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203 DTRACE_INCL=-I/opt/SUNWdtrd/include
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204 else
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205 ifneq ("$(systemDtraceFound)", "")
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206 DTRACE_PROG=$(SYSTEM_DTRACE_PROG)
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207 else
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208
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209 endif # ifneq ("$(systemDtraceFound)", "")
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210 endif # ifneq ("$(patchDtraceFound)", "")
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211
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212 ifneq ("${DTRACE_PROG}", "")
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213 ifeq ("${HOTSPOT_DISABLE_DTRACE_PROBES}", "")
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214
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215 DTRACE_OBJS = $(DTRACE.o) $(JVMOFFS.o)
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216 CFLAGS += $(DTRACE_INCL) -DDTRACE_ENABLED
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217 MAPFILE_DTRACE_OPT = $(MAPFILE_DTRACE)
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218
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219 dtraceCheck:
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220
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221 else # manually disabled
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222
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223 dtraceCheck:
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224 $(QUIETLY) echo "**NOTICE** Dtrace support disabled via environment variable"
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225
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226 endif # ifeq ("${HOTSPOT_DISABLE_DTRACE_PROBES}", "")
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227
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228 else # No dtrace program found
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229
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230 dtraceCheck:
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231 $(QUIETLY) echo "**NOTICE** Dtrace support disabled: not supported by system"
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232
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233 endif # ifneq ("${dtraceFound}", "")
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234
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235 endif # ifdef USE_GCC
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236
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237 else # KERNEL build
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238
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239 dtraceCheck:
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240 $(QUIETLY) echo "**NOTICE** Dtrace support disabled for KERNEL builds"
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241
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242 endif # ifneq ("${TYPE}", "KERNEL")
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243
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244 else # CORE build
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245
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246 dtraceCheck:
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247 $(QUIETLY) echo "**NOTICE** Dtrace support disabled for CORE builds"
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248
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249 endif # ifneq ("${TYPE}", "CORE")
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