build-performance.m4 revision 722:33b6df33a2b7
11590Srgrimes# 21590Srgrimes# Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. 31590Srgrimes# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 41590Srgrimes# 51590Srgrimes# This code is free software; you can redistribute it and/or modify it 61590Srgrimes# under the terms of the GNU General Public License version 2 only, as 71590Srgrimes# published by the Free Software Foundation. Oracle designates this 81590Srgrimes# particular file as subject to the "Classpath" exception as provided 91590Srgrimes# by Oracle in the LICENSE file that accompanied this code. 101590Srgrimes# 111590Srgrimes# This code is distributed in the hope that it will be useful, but WITHOUT 121590Srgrimes# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 131590Srgrimes# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 141590Srgrimes# version 2 for more details (a copy is included in the LICENSE file that 151590Srgrimes# accompanied this code). 161590Srgrimes# 171590Srgrimes# You should have received a copy of the GNU General Public License version 181590Srgrimes# 2 along with this work; if not, write to the Free Software Foundation, 191590Srgrimes# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 201590Srgrimes# 211590Srgrimes# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 221590Srgrimes# or visit www.oracle.com if you need additional information or have any 231590Srgrimes# questions. 241590Srgrimes# 251590Srgrimes 261590SrgrimesAC_DEFUN([BPERF_CHECK_CORES], 271590Srgrimes[ 281590Srgrimes AC_MSG_CHECKING([for number of cores]) 291590Srgrimes NUM_CORES=1 301590Srgrimes FOUND_CORES=no 311590Srgrimes 321590Srgrimes if test -f /proc/cpuinfo; then 331590Srgrimes # Looks like a Linux (or cygwin) system 341590Srgrimes NUM_CORES=`cat /proc/cpuinfo | grep -c processor` 351590Srgrimes FOUND_CORES=yes 361590Srgrimes elif test -x /usr/sbin/psrinfo; then 371590Srgrimes # Looks like a Solaris system 3827270Scharnier NUM_CORES=`LC_MESSAGES=C /usr/sbin/psrinfo -v | grep -c on-line` 391590Srgrimes FOUND_CORES=yes 401590Srgrimes elif test -x /usr/sbin/system_profiler; then 411590Srgrimes # Looks like a MacOSX system 421590Srgrimes NUM_CORES=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Cores' | awk '{print [$]5}'` 431590Srgrimes FOUND_CORES=yes 4427270Scharnier elif test -n "$NUMBER_OF_PROCESSORS"; then 451590Srgrimes # On windows, look in the env 4627270Scharnier NUM_CORES=$NUMBER_OF_PROCESSORS 471590Srgrimes FOUND_CORES=yes 481590Srgrimes fi 4987751Scharnier 5087751Scharnier if test "x$FOUND_CORES" = xyes; then 5187751Scharnier AC_MSG_RESULT([$NUM_CORES]) 5227270Scharnier else 531590Srgrimes AC_MSG_RESULT([could not detect number of cores, defaulting to 1]) 5427270Scharnier AC_MSG_WARN([This will disable all parallelism from build!]) 5527270Scharnier fi 561590Srgrimes 571590Srgrimes]) 581590Srgrimes 5927270ScharnierAC_DEFUN([BPERF_CHECK_MEMORY_SIZE], 6027270Scharnier[ 6127270Scharnier AC_MSG_CHECKING([for memory size]) 6227270Scharnier # Default to 1024 MB 631590Srgrimes MEMORY_SIZE=1024 641590Srgrimes FOUND_MEM=no 651590Srgrimes 661590Srgrimes if test -f /proc/meminfo; then 671590Srgrimes # Looks like a Linux (or cygwin) system 681590Srgrimes MEMORY_SIZE=`cat /proc/meminfo | grep MemTotal | awk '{print [$]2}'` 691590Srgrimes MEMORY_SIZE=`expr $MEMORY_SIZE / 1024` 701590Srgrimes FOUND_MEM=yes 711590Srgrimes elif test -x /usr/sbin/prtconf; then 7224360Simp # Looks like a Solaris system 731590Srgrimes MEMORY_SIZE=`/usr/sbin/prtconf | grep "Memory size" | awk '{ print [$]3 }'` 741590Srgrimes FOUND_MEM=yes 751590Srgrimes elif test -x /usr/sbin/system_profiler; then 7627270Scharnier # Looks like a MacOSX system 771590Srgrimes MEMORY_SIZE=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Memory' | awk '{print [$]2}'` 781590Srgrimes MEMORY_SIZE=`expr $MEMORY_SIZE \* 1024` 791590Srgrimes FOUND_MEM=yes 801590Srgrimes elif test "x$OPENJDK_BUILD_OS" = xwindows; then 811590Srgrimes # Windows, but without cygwin 821590Srgrimes MEMORY_SIZE=`wmic computersystem get totalphysicalmemory -value | grep = | cut -d "=" -f 2-` 831590Srgrimes MEMORY_SIZE=`expr $MEMORY_SIZE / 1024 / 1024` 841590Srgrimes FOUND_MEM=yes 851590Srgrimes fi 861590Srgrimes 871590Srgrimes if test "x$FOUND_MEM" = xyes; then 881590Srgrimes AC_MSG_RESULT([$MEMORY_SIZE MB]) 891590Srgrimes else 9027270Scharnier AC_MSG_RESULT([could not detect memory size, defaulting to 1024 MB]) 911590Srgrimes AC_MSG_WARN([This might seriously impact build performance!]) 921590Srgrimes fi 931590Srgrimes]) 941590Srgrimes 951590SrgrimesAC_DEFUN_ONCE([BPERF_SETUP_BUILD_CORES], 961590Srgrimes[ 971590Srgrimes # How many cores do we have on this build system? 981590Srgrimes AC_ARG_WITH(num-cores, [AS_HELP_STRING([--with-num-cores], 991590Srgrimes [number of cores in the build system, e.g. --with-num-cores=8 @<:@probed@:>@])]) 1001590Srgrimes if test "x$with_num_cores" = x; then 10127270Scharnier # The number of cores were not specified, try to probe them. 1021590Srgrimes BPERF_CHECK_CORES 1031590Srgrimes else 1041590Srgrimes NUM_CORES=$with_num_cores 1051590Srgrimes fi 1061590Srgrimes AC_SUBST(NUM_CORES) 10727270Scharnier]) 10827270Scharnier 10927270ScharnierAC_DEFUN_ONCE([BPERF_SETUP_BUILD_MEMORY], 11027270Scharnier[ 11127270Scharnier # How much memory do we have on this build system? 11227270Scharnier AC_ARG_WITH(memory-size, [AS_HELP_STRING([--with-memory-size], 11327270Scharnier [memory (in MB) available in the build system, e.g. --with-memory-size=1024 @<:@probed@:>@])]) 11427270Scharnier if test "x$with_memory_size" = x; then 1151590Srgrimes # The memory size was not specified, try to probe it. 1161590Srgrimes BPERF_CHECK_MEMORY_SIZE 1171590Srgrimes else 1181590Srgrimes MEMORY_SIZE=$with_memory_size 1191590Srgrimes fi 1201590Srgrimes AC_SUBST(MEMORY_SIZE) 1211590Srgrimes]) 1221590Srgrimes 1231590SrgrimesAC_DEFUN_ONCE([BPERF_SETUP_BUILD_JOBS], 1241590Srgrimes[ 1251590Srgrimes # Provide a decent default number of parallel jobs for make depending on 1261590Srgrimes # number of cores, amount of memory and machine architecture. 1271590Srgrimes AC_ARG_WITH(jobs, [AS_HELP_STRING([--with-jobs], 1281590Srgrimes [number of parallel jobs to let make run @<:@calculated based on cores and memory@:>@])]) 1291590Srgrimes if test "x$with_jobs" = x; then 1301590Srgrimes # Number of jobs was not specified, calculate. 1311590Srgrimes AC_MSG_CHECKING([for appropriate number of jobs to run in parallel]) 1321590Srgrimes # Approximate memory in GB, rounding up a bit. 1331590Srgrimes memory_gb=`expr $MEMORY_SIZE / 1100` 1341590Srgrimes # Pick the lowest of memory in gb and number of cores. 1351590Srgrimes if test "$memory_gb" -lt "$NUM_CORES"; then 1361590Srgrimes JOBS="$memory_gb" 1371590Srgrimes else 1381590Srgrimes JOBS="$NUM_CORES" 1391590Srgrimes # On bigger machines, leave some room for other processes to run 1401590Srgrimes if test "$JOBS" -gt "4"; then 1411590Srgrimes JOBS=`expr $JOBS '*' 90 / 100` 1421590Srgrimes fi 1431590Srgrimes fi 1441590Srgrimes # Cap number of jobs to 16 1451590Srgrimes if test "$JOBS" -gt "16"; then 1461590Srgrimes JOBS=16 1471590Srgrimes fi 1481590Srgrimes if test "$JOBS" -eq "0"; then 1491590Srgrimes JOBS=1 1501590Srgrimes fi 1511590Srgrimes AC_MSG_RESULT([$JOBS]) 1521590Srgrimes else 1531590Srgrimes JOBS=$with_jobs 1541590Srgrimes fi 1551590Srgrimes AC_SUBST(JOBS) 1561590Srgrimes]) 1571590Srgrimes 1581590SrgrimesAC_DEFUN([BPERF_SETUP_CCACHE], 1591590Srgrimes[ 1601590Srgrimes AC_ARG_ENABLE([ccache], 1611590Srgrimes [AS_HELP_STRING([--disable-ccache], 1621590Srgrimes [disable using ccache to speed up recompilations @<:@enabled@:>@])], 1631590Srgrimes [ENABLE_CCACHE=${enable_ccache}], [ENABLE_CCACHE=yes]) 164 if test "x$ENABLE_CCACHE" = xyes; then 165 AC_PATH_PROG(CCACHE, ccache) 166 else 167 AC_MSG_CHECKING([for ccache]) 168 AC_MSG_RESULT([explicitly disabled]) 169 CCACHE= 170 fi 171 AC_SUBST(CCACHE) 172 173 AC_ARG_WITH([ccache-dir], 174 [AS_HELP_STRING([--with-ccache-dir], 175 [where to store ccache files @<:@~/.ccache@:>@])]) 176 177 if test "x$with_ccache_dir" != x; then 178 # When using a non home ccache directory, assume the use is to share ccache files 179 # with other users. Thus change the umask. 180 SET_CCACHE_DIR="CCACHE_DIR=$with_ccache_dir CCACHE_UMASK=002" 181 fi 182 CCACHE_FOUND="" 183 if test "x$CCACHE" != x; then 184 BPERF_SETUP_CCACHE_USAGE 185 fi 186]) 187 188AC_DEFUN([BPERF_SETUP_CCACHE_USAGE], 189[ 190 if test "x$CCACHE" != x; then 191 CCACHE_FOUND="true" 192 # Only use ccache if it is 3.1.4 or later, which supports 193 # precompiled headers. 194 AC_MSG_CHECKING([if ccache supports precompiled headers]) 195 HAS_GOOD_CCACHE=`($CCACHE --version | head -n 1 | grep -E 3.1.@<:@456789@:>@) 2> /dev/null` 196 if test "x$HAS_GOOD_CCACHE" = x; then 197 AC_MSG_RESULT([no, disabling ccache]) 198 CCACHE= 199 else 200 AC_MSG_RESULT([yes]) 201 AC_MSG_CHECKING([if C-compiler supports ccache precompiled headers]) 202 PUSHED_FLAGS="$CXXFLAGS" 203 CXXFLAGS="-fpch-preprocess $CXXFLAGS" 204 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [CC_KNOWS_CCACHE_TRICK=yes], [CC_KNOWS_CCACHE_TRICK=no]) 205 CXXFLAGS="$PUSHED_FLAGS" 206 if test "x$CC_KNOWS_CCACHE_TRICK" = xyes; then 207 AC_MSG_RESULT([yes]) 208 else 209 AC_MSG_RESULT([no, disabling ccaching of precompiled headers]) 210 CCACHE= 211 fi 212 fi 213 fi 214 215 if test "x$CCACHE" != x; then 216 CCACHE_SLOPPINESS=time_macros 217 CCACHE="CCACHE_COMPRESS=1 $SET_CCACHE_DIR CCACHE_SLOPPINESS=$CCACHE_SLOPPINESS $CCACHE" 218 CCACHE_FLAGS=-fpch-preprocess 219 220 if test "x$SET_CCACHE_DIR" != x; then 221 mkdir -p $CCACHE_DIR > /dev/null 2>&1 222 chmod a+rwxs $CCACHE_DIR > /dev/null 2>&1 223 fi 224 fi 225]) 226 227AC_DEFUN_ONCE([BPERF_SETUP_PRECOMPILED_HEADERS], 228[ 229 230############################################################################### 231# 232# Can the C/C++ compiler use precompiled headers? 233# 234AC_ARG_ENABLE([precompiled-headers], [AS_HELP_STRING([--disable-precompiled-headers], 235 [disable using precompiled headers when compiling C++ @<:@enabled@:>@])], 236 [ENABLE_PRECOMPH=${enable_precompiled_headers}], [ENABLE_PRECOMPH=yes]) 237 238USE_PRECOMPILED_HEADER=1 239if test "x$ENABLE_PRECOMPH" = xno; then 240 USE_PRECOMPILED_HEADER=0 241fi 242 243if test "x$ENABLE_PRECOMPH" = xyes; then 244 # Check that the compiler actually supports precomp headers. 245 if test "x$GCC" = xyes; then 246 AC_MSG_CHECKING([that precompiled headers work]) 247 echo "int alfa();" > conftest.h 248 $CXX -x c++-header conftest.h -o conftest.hpp.gch 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD 249 if test ! -f conftest.hpp.gch; then 250 USE_PRECOMPILED_HEADER=0 251 AC_MSG_RESULT([no]) 252 else 253 AC_MSG_RESULT([yes]) 254 fi 255 rm -f conftest.h conftest.hpp.gch 256 fi 257fi 258 259AC_SUBST(USE_PRECOMPILED_HEADER) 260]) 261 262 263AC_DEFUN_ONCE([BPERF_SETUP_SMART_JAVAC], 264[ 265AC_ARG_WITH(sjavac-server-java, [AS_HELP_STRING([--with-sjavac-server-java], 266 [use this java binary for running the sjavac background server @<:@Boot JDK java@:>@])]) 267 268if test "x$with_sjavac_server_java" != x; then 269 SJAVAC_SERVER_JAVA="$with_sjavac_server_java" 270 FOUND_VERSION=`$SJAVAC_SERVER_JAVA -version 2>&1 | grep " version \""` 271 if test "x$FOUND_VERSION" = x; then 272 AC_MSG_ERROR([Could not execute server java: $SJAVAC_SERVER_JAVA]) 273 fi 274else 275 SJAVAC_SERVER_JAVA="" 276 # Hotspot specific options. 277 ADD_JVM_ARG_IF_OK([-verbosegc],SJAVAC_SERVER_JAVA,[$JAVA]) 278 # JRockit specific options. 279 ADD_JVM_ARG_IF_OK([-Xverbose:gc],SJAVAC_SERVER_JAVA,[$JAVA]) 280 SJAVAC_SERVER_JAVA="$JAVA $SJAVAC_SERVER_JAVA" 281fi 282AC_SUBST(SJAVAC_SERVER_JAVA) 283 284if test "$MEMORY_SIZE" -gt "2500"; then 285 ADD_JVM_ARG_IF_OK([-d64],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 286 if test "$JVM_ARG_OK" = true; then 287 JVM_64BIT=true 288 JVM_ARG_OK=false 289 fi 290 fi 291 292if test "$JVM_64BIT" = true; then 293 if test "$MEMORY_SIZE" -gt "17000"; then 294 ADD_JVM_ARG_IF_OK([-Xms10G -Xmx10G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 295 fi 296 if test "$MEMORY_SIZE" -gt "10000" && test "$JVM_ARG_OK" = false; then 297 ADD_JVM_ARG_IF_OK([-Xms6G -Xmx6G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 298 fi 299 if test "$MEMORY_SIZE" -gt "5000" && test "$JVM_ARG_OK" = false; then 300 ADD_JVM_ARG_IF_OK([-Xms1G -Xmx3G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 301 fi 302 if test "$MEMORY_SIZE" -gt "3800" && test "$JVM_ARG_OK" = false; then 303 ADD_JVM_ARG_IF_OK([-Xms1G -Xmx2500M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 304 fi 305fi 306if test "$MEMORY_SIZE" -gt "2500" && test "$JVM_ARG_OK" = false; then 307 ADD_JVM_ARG_IF_OK([-Xms1000M -Xmx1500M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 308fi 309if test "$MEMORY_SIZE" -gt "1000" && test "$JVM_ARG_OK" = false; then 310 ADD_JVM_ARG_IF_OK([-Xms400M -Xmx1100M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 311fi 312if test "$JVM_ARG_OK" = false; then 313 ADD_JVM_ARG_IF_OK([-Xms256M -Xmx512M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 314fi 315 316AC_MSG_CHECKING([whether to use sjavac]) 317AC_ARG_ENABLE([sjavac], [AS_HELP_STRING([--enable-sjavac], 318 [use sjavac to do fast incremental compiles @<:@disabled@:>@])], 319 [ENABLE_SJAVAC="${enableval}"], [ENABLE_SJAVAC='no']) 320AC_MSG_RESULT([$ENABLE_SJAVAC]) 321AC_SUBST(ENABLE_SJAVAC) 322 323if test "x$ENABLE_SJAVAC" = xyes; then 324 SJAVAC_SERVER_DIR="$OUTPUT_ROOT/javacservers" 325else 326 SJAVAC_SERVER_DIR= 327fi 328AC_SUBST(SJAVAC_SERVER_DIR) 329 330]) 331