1 # 2 # Copyright (c) 2011, 2012, 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 AC_DEFUN([BPERF_CHECK_CORES], 27 [ 28 AC_MSG_CHECKING([for number of cores]) 29 NUM_CORES=1 30 FOUND_CORES=no 31 32 if test -f /proc/cpuinfo; then 33 # Looks like a Linux system 34 NUM_CORES=`cat /proc/cpuinfo | grep -c processor` 35 FOUND_CORES=yes 36 fi 37 38 if test -x /usr/sbin/psrinfo; then 39 # Looks like a Solaris system 40 NUM_CORES=`LC_MESSAGES=C /usr/sbin/psrinfo -v | grep -c on-line` 41 FOUND_CORES=yes 42 fi 43 44 if test -x /usr/sbin/system_profiler; then 45 # Looks like a MacOSX system 46 NUM_CORES=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Cores' | awk '{print [$]5}'` 47 FOUND_CORES=yes 48 fi 49 50 if test "x$build_os" = xwindows; then 51 NUM_CORES=4 52 fi 53 54 # For c/c++ code we run twice as many concurrent build 55 # jobs than we have cores, otherwise we will stall on io. 56 CONCURRENT_BUILD_JOBS=`expr $NUM_CORES \* 2` 57 58 if test "x$FOUND_CORES" = xyes; then 59 AC_MSG_RESULT([$NUM_CORES]) 60 else 61 AC_MSG_RESULT([could not detect number of cores, defaulting to 1!]) 62 fi 63 64 ]) 65 66 AC_DEFUN([BPERF_CHECK_MEMORY_SIZE], 67 [ 68 AC_MSG_CHECKING([for memory size]) 69 # Default to 1024MB 70 MEMORY_SIZE=1024 71 FOUND_MEM=no 72 73 if test -f /proc/cpuinfo; then 74 # Looks like a Linux system 75 MEMORY_SIZE=`cat /proc/meminfo | grep MemTotal | awk '{print [$]2}'` 76 MEMORY_SIZE=`expr $MEMORY_SIZE / 1024` 77 FOUND_MEM=yes 78 fi 79 80 if test -x /usr/sbin/prtconf; then 81 # Looks like a Solaris system 82 MEMORY_SIZE=`/usr/sbin/prtconf | grep "Memory size" | awk '{ print [$]3 }'` 83 FOUND_MEM=yes 84 fi 85 86 if test -x /usr/sbin/system_profiler; then 87 # Looks like a MacOSX system 88 MEMORY_SIZE=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Memory' | awk '{print [$]2}'` 89 MEMORY_SIZE=`expr $MEMORY_SIZE \* 1024` 90 FOUND_MEM=yes 91 fi 92 93 if test "x$build_os" = xwindows; then 94 MEMORY_SIZE=`systeminfo | grep 'Total Physical Memory:' | awk '{ print [$]4 }' | sed 's/,//'` 95 FOUND_MEM=yes 96 fi 97 98 if test "x$FOUND_MEM" = xyes; then 99 AC_MSG_RESULT([$MEMORY_SIZE MB]) 100 else 101 AC_MSG_RESULT([could not detect memory size defaulting to 1024MB!]) 102 fi 103 ]) 104 105 AC_DEFUN_ONCE([BPERF_SETUP_BUILD_CORES], 106 [ 107 # How many cores do we have on this build system? 108 AC_ARG_WITH(num-cores, [AS_HELP_STRING([--with-num-cores], 109 [number of cores in the build system, e.g. --with-num-cores=8 @<:@probed@:>@])]) 110 if test "x$with_num_cores" = x; then 111 # The number of cores were not specified, try to probe them. 112 BPERF_CHECK_CORES 113 else 114 NUM_CORES=$with_num_cores 115 CONCURRENT_BUILD_JOBS=`expr $NUM_CORES \* 2` 116 fi 117 AC_SUBST(NUM_CORES) 118 AC_SUBST(CONCURRENT_BUILD_JOBS) 119 ]) 120 121 AC_DEFUN_ONCE([BPERF_SETUP_BUILD_MEMORY], 122 [ 123 # How much memory do we have on this build system? 124 AC_ARG_WITH(memory-size, [AS_HELP_STRING([--with-memory-size], 125 [memory (in MB) available in the build system, e.g. --with-memory-size=1024 @<:@probed@:>@])]) 126 if test "x$with_memory_size" = x; then 127 # The memory size was not specified, try to probe it. 128 BPERF_CHECK_MEMORY_SIZE 129 else 130 MEMORY_SIZE=$with_memory_size 131 fi 132 AC_SUBST(MEMORY_SIZE) 133 ]) 134 135 AC_DEFUN([BPERF_SETUP_CCACHE], 136 [ 137 AC_ARG_ENABLE([ccache], 138 [AS_HELP_STRING([--disable-ccache], 139 [use ccache to speed up recompilations @<:@enabled@:>@])], 140 [ENABLE_CCACHE=${enable_ccache}], [ENABLE_CCACHE=yes]) 141 if test "x$ENABLE_CCACHE" = xyes; then 142 AC_PATH_PROG(CCACHE, ccache) 143 else 144 AC_MSG_CHECKING([for ccache]) 145 AC_MSG_RESULT([explicitly disabled]) 146 CCACHE= 147 fi 148 AC_SUBST(CCACHE) 149 150 AC_ARG_WITH([ccache-dir], 151 [AS_HELP_STRING([--with-ccache-dir], 152 [where to store ccache files @<:@~/.ccache@:>@])]) 153 154 if test "x$with_ccache_dir" != x; then 155 # When using a non home ccache directory, assume the use is to share ccache files 156 # with other users. Thus change the umask. 157 SET_CCACHE_DIR="CCACHE_DIR=$with_ccache_dir CCACHE_UMASK=002" 158 fi 159 CCACHE_FOUND="" 160 if test "x$CCACHE" != x; then 161 BPERF_SETUP_CCACHE_USAGE 162 fi 163 ]) 164 165 AC_DEFUN([BPERF_SETUP_CCACHE_USAGE], 166 [ 167 if test "x$CCACHE" != x; then 168 CCACHE_FOUND="true" 169 # Only use ccache if it is 3.1.4 or later, which supports 170 # precompiled headers. 171 AC_MSG_CHECKING([if ccache supports precompiled headers]) 172 HAS_GOOD_CCACHE=`($CCACHE --version | head -n 1 | grep -E 3.1.@<:@456789@:>@) 2> /dev/null` 173 if test "x$HAS_GOOD_CCACHE" = x; then 174 AC_MSG_RESULT([no, disabling ccache]) 175 CCACHE= 176 else 177 AC_MSG_RESULT([yes]) 178 AC_MSG_CHECKING([if C-compiler supports ccache precompiled headers]) 179 PUSHED_FLAGS="$CXXFLAGS" 180 CXXFLAGS="-fpch-preprocess $CXXFLAGS" 181 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [CC_KNOWS_CCACHE_TRICK=yes], [CC_KNOWS_CCACHE_TRICK=no]) 182 CXXFLAGS="$PUSHED_FLAGS" 183 if test "x$CC_KNOWS_CCACHE_TRICK" = xyes; then 184 AC_MSG_RESULT([yes]) 185 else 186 AC_MSG_RESULT([no, disabling ccaching of precompiled headers]) 187 CCACHE= 188 fi 189 fi 190 fi 191 192 if test "x$CCACHE" != x; then 193 CCACHE_SLOPPINESS=time_macros 194 CCACHE="CCACHE_COMPRESS=1 $SET_CCACHE_DIR CCACHE_SLOPPINESS=$CCACHE_SLOPPINESS $CCACHE" 195 CCACHE_FLAGS=-fpch-preprocess 196 197 if test "x$SET_CCACHE_DIR" != x; then 198 mkdir -p $CCACHE_DIR > /dev/null 2>&1 199 chmod a+rwxs $CCACHE_DIR > /dev/null 2>&1 200 fi 201 fi 202 ]) 203 204 AC_DEFUN_ONCE([BPERF_SETUP_PRECOMPILED_HEADERS], 205 [ 206 207 ############################################################################### 208 # 209 # Can the C/C++ compiler use precompiled headers? 210 # 211 AC_ARG_ENABLE([precompiled-headers], [AS_HELP_STRING([--disable-precompiled-headers], 212 [use precompiled headers when compiling C++ @<:@enabled@:>@])], 213 [ENABLE_PRECOMPH=${enable_precompiled-headers}], [ENABLE_PRECOMPH=yes]) 214 215 USE_PRECOMPILED_HEADER=1 216 if test "x$ENABLE_PRECOMPH" = xno; then 217 USE_PRECOMPILED_HEADER=0 218 fi 219 220 if test "x$ENABLE_PRECOMPH" = xyes; then 221 # Check that the compiler actually supports precomp headers. 222 if test "x$GCC" = xyes; then 223 AC_MSG_CHECKING([that precompiled headers work]) 224 echo "int alfa();" > conftest.h 225 $CXX -x c++-header conftest.h -o conftest.hpp.gch 226 if test ! -f conftest.hpp.gch; then 227 echo Precompiled header is not working! 228 USE_PRECOMPILED_HEADER=0 229 AC_MSG_RESULT([no]) 230 else 231 AC_MSG_RESULT([yes]) 232 fi 233 rm -f conftest.h 234 fi 235 fi 236 237 AC_SUBST(USE_PRECOMPILED_HEADER) 238 ]) 239 240 241 AC_DEFUN_ONCE([BPERF_SETUP_SMART_JAVAC], 242 [ 243 AC_ARG_WITH(server-java, [AS_HELP_STRING([--with-server-java], 244 [use this java binary for running the javac background server and other long running java tasks in the build process, 245 e.g. ---with-server-java="/opt/jrockit/bin/java -server"])]) 246 247 if test "x$with_server_java" != x; then 248 SERVER_JAVA="$with_server_java" 249 FOUND_VERSION=`$SERVER_JAVA -version 2>&1 | grep " version \""` 250 if test "x$FOUND_VERSION" = x; then 251 AC_MSG_ERROR([Could not execute server java: $SERVER_JAVA]) 252 fi 253 else 254 SERVER_JAVA="" 255 # Hotspot specific options. 256 ADD_JVM_ARG_IF_OK([-XX:+UseParallelOldGC],SERVER_JAVA,[$JAVA]) 257 ADD_JVM_ARG_IF_OK([-verbosegc],SERVER_JAVA,[$JAVA]) 258 # JRockit specific options. 259 ADD_JVM_ARG_IF_OK([-Xverbose:gc],SERVER_JAVA,[$JAVA]) 260 SERVER_JAVA="$JAVA $SERVER_JAVA" 261 fi 262 AC_SUBST(SERVER_JAVA) 263 264 AC_MSG_CHECKING([whether to use shared server for javac]) 265 AC_ARG_ENABLE([javac-server], [AS_HELP_STRING([--enable-javac-server], 266 [enable the shared javac server during the build process @<:@disabled@:>@])], 267 [ENABLE_JAVAC_SERVER="${enableval}"], [ENABLE_JAVAC_SERVER='no']) 268 AC_MSG_RESULT([$ENABLE_JAVAC_SERVER]) 269 if test "x$ENABLE_JAVAC_SERVER" = xyes; then 270 JAVAC_USE_REMOTE=true 271 JAVAC_SERVERS="$OUTPUT_ROOT/javacservers" 272 else 273 JAVAC_USE_REMOTE=false 274 JAVAC_SERVERS= 275 fi 276 AC_SUBST(JAVAC_USE_REMOTE) 277 AC_SUBST(JAVAC_SERVERS) 278 279 AC_ARG_WITH(javac-server-cores, [AS_HELP_STRING([--with-javac-server-cores], 280 [use at most this number of concurrent threads on the javac server @<:@probed@:>@])]) 281 if test "x$with_javac_server_cores" != x; then 282 JAVAC_SERVER_CORES="$with_javac_server_cores" 283 else 284 if test "$NUM_CORES" -gt 16; then 285 # We set this arbitrary limit because we want to limit the heap 286 # size of the javac server. 287 # In the future we will make the javac compilers in the server 288 # share more and more state, thus enabling us to use more and 289 # more concurrent threads in the server. 290 JAVAC_SERVER_CORES="16" 291 else 292 JAVAC_SERVER_CORES="$NUM_CORES" 293 fi 294 295 if test "$MEMORY_SIZE" -gt "17000"; then 296 MAX_HEAP_MEM=10000 297 ADD_JVM_ARG_IF_OK([-d64],SERVER_JAVA,[$SERVER_JAVA]) 298 ADD_JVM_ARG_IF_OK([-Xms10G -Xmx10G],SERVER_JAVA,[$SERVER_JAVA]) 299 ADD_JVM_ARG_IF_OK([-Xmn2G],SERVER_JAVA,[$SERVER_JAVA]) 300 elif test "$MEMORY_SIZE" -gt "10000"; then 301 MAX_HEAP_MEM=6000 302 ADD_JVM_ARG_IF_OK([-d64],SERVER_JAVA,[$SERVER_JAVA]) 303 ADD_JVM_ARG_IF_OK([-Xms6G -Xmx6G],SERVER_JAVA,[$SERVER_JAVA]) 304 ADD_JVM_ARG_IF_OK([-Xmn1G],SERVER_JAVA,[$SERVER_JAVA]) 305 elif test "$MEMORY_SIZE" -gt "5000"; then 306 MAX_HEAP_MEM=3000 307 ADD_JVM_ARG_IF_OK([-d64],SERVER_JAVA,[$SERVER_JAVA]) 308 ADD_JVM_ARG_IF_OK([-Xms1G -Xmx3G],SERVER_JAVA,[$SERVER_JAVA]) 309 ADD_JVM_ARG_IF_OK([-Xmn256M],SERVER_JAVA,[$SERVER_JAVA]) 310 elif test "$MEMORY_SIZE" -gt "3800"; then 311 MAX_HEAP_MEM=2500 312 ADD_JVM_ARG_IF_OK([-Xms1G -Xmx2500M],SERVER_JAVA,[$SERVER_JAVA]) 313 ADD_JVM_ARG_IF_OK([-Xmn256M],SERVER_JAVA,[$SERVER_JAVA]) 314 elif test "$MEMORY_SIZE" -gt "1900"; then 315 MAX_HEAP_MEM=1200 316 ADD_JVM_ARG_IF_OK([-Xms700M -Xmx1200M],SERVER_JAVA,[$SERVER_JAVA]) 317 ADD_JVM_ARG_IF_OK([-Xmn256M],SERVER_JAVA,[$SERVER_JAVA]) 318 elif test "$MEMORY_SIZE" -gt "1000"; then 319 MAX_HEAP_MEM=900 320 ADD_JVM_ARG_IF_OK([-Xms400M -Xmx900M],SERVER_JAVA,[$SERVER_JAVA]) 321 ADD_JVM_ARG_IF_OK([-Xmn128M],SERVER_JAVA,[$SERVER_JAVA]) 322 else 323 MAX_HEAP_MEM=512 324 ADD_JVM_ARG_IF_OK([-Xms256M -Xmx512M],SERVER_JAVA,[$SERVER_JAVA]) 325 ADD_JVM_ARG_IF_OK([-Xmn128M],SERVER_JAVA,[$SERVER_JAVA]) 326 fi 327 328 MAX_COMPILERS_IN_HEAP=`expr $MAX_HEAP_MEM / 501` 329 if test "$JAVAC_SERVER_CORES" -gt "$MAX_COMPILERS_IN_HEAP"; then 330 AC_MSG_CHECKING([if number of server cores must be reduced]) 331 JAVAC_SERVER_CORES="$MAX_COMPILERS_IN_HEAP" 332 AC_MSG_RESULT([yes, to $JAVAC_SERVER_CORES with max heap size $MAX_HEAP_MEM MB]) 333 fi 334 fi 335 AC_SUBST(JAVAC_SERVER_CORES) 336 337 AC_MSG_CHECKING([whether to track dependencies between Java packages]) 338 AC_ARG_ENABLE([javac-deps], [AS_HELP_STRING([--enable-javac-deps], 339 [enable the dependency tracking between Java packages @<:@disabled@:>@])], 340 [ENABLE_JAVAC_DEPS="${enableval}"], [ENABLE_JAVAC_DEPS='no']) 341 AC_MSG_RESULT([$ENABLE_JAVAC_DEPS]) 342 if test "x$ENABLE_JAVAC_DEPS" = xyes; then 343 JAVAC_USE_DEPS=true 344 else 345 JAVAC_USE_DEPS=false 346 fi 347 AC_SUBST(JAVAC_USE_DEPS) 348 349 AC_MSG_CHECKING([whether to use multiple cores for javac compilation]) 350 AC_ARG_ENABLE([javac-multi-core], [AS_HELP_STRING([--enable-javac-multi-core], 351 [compile Java packages concurrently @<:@disabled@:>@])], 352 [ENABLE_JAVAC_MULTICORE="${enableval}"], [ENABLE_JAVAC_MULTICORE='no']) 353 AC_MSG_RESULT([$ENABLE_JAVAC_MULTICORE]) 354 if test "x$ENABLE_JAVAC_MULTICORE" = xyes; then 355 JAVAC_USE_MODE=MULTI_CORE_CONCURRENT 356 else 357 JAVAC_USE_MODE=SINGLE_THREADED_BATCH 358 if test "x$ENABLE_JAVAC_DEPS" = xyes; then 359 AC_MSG_WARN([Dependency tracking is not supported with single threaded batch compiles of Java source roots. Please add --disable-javac-deps to your configure options.]) 360 AC_MSG_WARN([Disabling dependency tracking for you now.]) 361 JAVAC_USE_DEPS=false 362 fi 363 if test "x$ENABLE_JAVAC_SERVER" = xyes; then 364 AC_MSG_WARN([The javac server will not be used since single threaded batch compiles are run within their own JVM. Please add --disable-javac-server to your configure options.]) 365 AC_MSG_WARN([Disabling javac server for you now.]) 366 JAVAC_USE_REMOTE=false 367 fi 368 fi 369 AC_SUBST(JAVAC_USE_MODE) 370 371 AC_MSG_CHECKING([whether to use sjavac]) 372 AC_ARG_ENABLE([sjavac], [AS_HELP_STRING([--enable-sjavac], 373 [use sjavac to do fast incremental compiles @<:@disabled@:>@])], 374 [ENABLE_SJAVAC="${enableval}"], [ENABLE_SJAVAC='no']) 375 AC_MSG_RESULT([$ENABLE_SJAVAC]) 376 AC_SUBST(ENABLE_SJAVAC) 377 378 ])