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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") |