build-performance.m4 revision 738:c0fa87863427
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 26AC_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 (or cygwin) system 34 NUM_CORES=`cat /proc/cpuinfo | grep -c processor` 35 FOUND_CORES=yes 36 elif test -x /usr/sbin/psrinfo; then 37 # Looks like a Solaris system 38 NUM_CORES=`LC_MESSAGES=C /usr/sbin/psrinfo -v | grep -c on-line` 39 FOUND_CORES=yes 40 elif test -x /usr/sbin/system_profiler; then 41 # Looks like a MacOSX system 42 NUM_CORES=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Cores' | awk '{print [$]5}'` 43 FOUND_CORES=yes 44 elif test -n "$NUMBER_OF_PROCESSORS"; then 45 # On windows, look in the env 46 NUM_CORES=$NUMBER_OF_PROCESSORS 47 FOUND_CORES=yes 48 fi 49 50 if test "x$FOUND_CORES" = xyes; then 51 AC_MSG_RESULT([$NUM_CORES]) 52 else 53 AC_MSG_RESULT([could not detect number of cores, defaulting to 1]) 54 AC_MSG_WARN([This will disable all parallelism from build!]) 55 fi 56 57]) 58 59AC_DEFUN([BPERF_CHECK_MEMORY_SIZE], 60[ 61 AC_MSG_CHECKING([for memory size]) 62 # Default to 1024 MB 63 MEMORY_SIZE=1024 64 FOUND_MEM=no 65 66 if test -f /proc/meminfo; then 67 # Looks like a Linux (or cygwin) system 68 MEMORY_SIZE=`cat /proc/meminfo | grep MemTotal | awk '{print [$]2}'` 69 MEMORY_SIZE=`expr $MEMORY_SIZE / 1024` 70 FOUND_MEM=yes 71 elif test -x /usr/sbin/prtconf; then 72 # Looks like a Solaris system 73 MEMORY_SIZE=`/usr/sbin/prtconf | grep "Memory size" | awk '{ print [$]3 }'` 74 FOUND_MEM=yes 75 elif test -x /usr/sbin/system_profiler; then 76 # Looks like a MacOSX system 77 MEMORY_SIZE=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Memory' | awk '{print [$]2}'` 78 MEMORY_SIZE=`expr $MEMORY_SIZE \* 1024` 79 FOUND_MEM=yes 80 elif test "x$OPENJDK_BUILD_OS" = xwindows; then 81 # Windows, but without cygwin 82 MEMORY_SIZE=`wmic computersystem get totalphysicalmemory -value | grep = | cut -d "=" -f 2-` 83 MEMORY_SIZE=`expr $MEMORY_SIZE / 1024 / 1024` 84 FOUND_MEM=yes 85 fi 86 87 if test "x$FOUND_MEM" = xyes; then 88 AC_MSG_RESULT([$MEMORY_SIZE MB]) 89 else 90 AC_MSG_RESULT([could not detect memory size, defaulting to 1024 MB]) 91 AC_MSG_WARN([This might seriously impact build performance!]) 92 fi 93]) 94 95AC_DEFUN_ONCE([BPERF_SETUP_BUILD_CORES], 96[ 97 # How many cores do we have on this build system? 98 AC_ARG_WITH(num-cores, [AS_HELP_STRING([--with-num-cores], 99 [number of cores in the build system, e.g. --with-num-cores=8 @<:@probed@:>@])]) 100 if test "x$with_num_cores" = x; then 101 # The number of cores were not specified, try to probe them. 102 BPERF_CHECK_CORES 103 else 104 NUM_CORES=$with_num_cores 105 fi 106 AC_SUBST(NUM_CORES) 107]) 108 109AC_DEFUN_ONCE([BPERF_SETUP_BUILD_MEMORY], 110[ 111 # How much memory do we have on this build system? 112 AC_ARG_WITH(memory-size, [AS_HELP_STRING([--with-memory-size], 113 [memory (in MB) available in the build system, e.g. --with-memory-size=1024 @<:@probed@:>@])]) 114 if test "x$with_memory_size" = x; then 115 # The memory size was not specified, try to probe it. 116 BPERF_CHECK_MEMORY_SIZE 117 else 118 MEMORY_SIZE=$with_memory_size 119 fi 120 AC_SUBST(MEMORY_SIZE) 121]) 122 123AC_DEFUN_ONCE([BPERF_SETUP_BUILD_JOBS], 124[ 125 # Provide a decent default number of parallel jobs for make depending on 126 # number of cores, amount of memory and machine architecture. 127 AC_ARG_WITH(jobs, [AS_HELP_STRING([--with-jobs], 128 [number of parallel jobs to let make run @<:@calculated based on cores and memory@:>@])]) 129 if test "x$with_jobs" = x; then 130 # Number of jobs was not specified, calculate. 131 AC_MSG_CHECKING([for appropriate number of jobs to run in parallel]) 132 # Approximate memory in GB, rounding up a bit. 133 memory_gb=`expr $MEMORY_SIZE / 1100` 134 # Pick the lowest of memory in gb and number of cores. 135 if test "$memory_gb" -lt "$NUM_CORES"; then 136 JOBS="$memory_gb" 137 else 138 JOBS="$NUM_CORES" 139 # On bigger machines, leave some room for other processes to run 140 if test "$JOBS" -gt "4"; then 141 JOBS=`expr $JOBS '*' 90 / 100` 142 fi 143 fi 144 # Cap number of jobs to 16 145 if test "$JOBS" -gt "16"; then 146 JOBS=16 147 fi 148 if test "$JOBS" -eq "0"; then 149 JOBS=1 150 fi 151 AC_MSG_RESULT([$JOBS]) 152 else 153 JOBS=$with_jobs 154 fi 155 AC_SUBST(JOBS) 156]) 157 158AC_DEFUN([BPERF_SETUP_CCACHE], 159[ 160 AC_ARG_ENABLE([ccache], 161 [AS_HELP_STRING([--disable-ccache], 162 [disable using ccache to speed up recompilations @<:@enabled@:>@])], 163 [ENABLE_CCACHE=${enable_ccache}], [ENABLE_CCACHE=yes]) 164 if test "x$ENABLE_CCACHE" = xyes; then 165 OLD_PATH="$PATH" 166 if test "x$TOOLS_DIR" != x; then 167 PATH=$TOOLS_DIR:$PATH 168 fi 169 AC_PATH_PROG(CCACHE, ccache) 170 PATH="$OLD_PATH" 171 else 172 AC_MSG_CHECKING([for ccache]) 173 AC_MSG_RESULT([explicitly disabled]) 174 CCACHE= 175 fi 176 AC_SUBST(CCACHE) 177 178 AC_ARG_WITH([ccache-dir], 179 [AS_HELP_STRING([--with-ccache-dir], 180 [where to store ccache files @<:@~/.ccache@:>@])]) 181 182 if test "x$with_ccache_dir" != x; then 183 # When using a non home ccache directory, assume the use is to share ccache files 184 # with other users. Thus change the umask. 185 SET_CCACHE_DIR="CCACHE_DIR=$with_ccache_dir CCACHE_UMASK=002" 186 fi 187 CCACHE_FOUND="" 188 if test "x$CCACHE" != x; then 189 BPERF_SETUP_CCACHE_USAGE 190 fi 191]) 192 193AC_DEFUN([BPERF_SETUP_CCACHE_USAGE], 194[ 195 if test "x$CCACHE" != x; then 196 CCACHE_FOUND="true" 197 # Only use ccache if it is 3.1.4 or later, which supports 198 # precompiled headers. 199 AC_MSG_CHECKING([if ccache supports precompiled headers]) 200 HAS_GOOD_CCACHE=`($CCACHE --version | head -n 1 | grep -E 3.1.@<:@456789@:>@) 2> /dev/null` 201 if test "x$HAS_GOOD_CCACHE" = x; then 202 AC_MSG_RESULT([no, disabling ccache]) 203 CCACHE= 204 else 205 AC_MSG_RESULT([yes]) 206 AC_MSG_CHECKING([if C-compiler supports ccache precompiled headers]) 207 PUSHED_FLAGS="$CXXFLAGS" 208 CXXFLAGS="-fpch-preprocess $CXXFLAGS" 209 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [CC_KNOWS_CCACHE_TRICK=yes], [CC_KNOWS_CCACHE_TRICK=no]) 210 CXXFLAGS="$PUSHED_FLAGS" 211 if test "x$CC_KNOWS_CCACHE_TRICK" = xyes; then 212 AC_MSG_RESULT([yes]) 213 else 214 AC_MSG_RESULT([no, disabling ccaching of precompiled headers]) 215 CCACHE= 216 fi 217 fi 218 fi 219 220 if test "x$CCACHE" != x; then 221 CCACHE_SLOPPINESS=time_macros 222 CCACHE="CCACHE_COMPRESS=1 $SET_CCACHE_DIR CCACHE_SLOPPINESS=$CCACHE_SLOPPINESS $CCACHE" 223 CCACHE_FLAGS=-fpch-preprocess 224 225 if test "x$SET_CCACHE_DIR" != x; then 226 mkdir -p $CCACHE_DIR > /dev/null 2>&1 227 chmod a+rwxs $CCACHE_DIR > /dev/null 2>&1 228 fi 229 fi 230]) 231 232AC_DEFUN_ONCE([BPERF_SETUP_PRECOMPILED_HEADERS], 233[ 234 235############################################################################### 236# 237# Can the C/C++ compiler use precompiled headers? 238# 239AC_ARG_ENABLE([precompiled-headers], [AS_HELP_STRING([--disable-precompiled-headers], 240 [disable using precompiled headers when compiling C++ @<:@enabled@:>@])], 241 [ENABLE_PRECOMPH=${enable_precompiled_headers}], [ENABLE_PRECOMPH=yes]) 242 243USE_PRECOMPILED_HEADER=1 244if test "x$ENABLE_PRECOMPH" = xno; then 245 USE_PRECOMPILED_HEADER=0 246fi 247 248if test "x$ENABLE_PRECOMPH" = xyes; then 249 # Check that the compiler actually supports precomp headers. 250 if test "x$GCC" = xyes; then 251 AC_MSG_CHECKING([that precompiled headers work]) 252 echo "int alfa();" > conftest.h 253 $CXX -x c++-header conftest.h -o conftest.hpp.gch 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD 254 if test ! -f conftest.hpp.gch; then 255 USE_PRECOMPILED_HEADER=0 256 AC_MSG_RESULT([no]) 257 else 258 AC_MSG_RESULT([yes]) 259 fi 260 rm -f conftest.h conftest.hpp.gch 261 fi 262fi 263 264AC_SUBST(USE_PRECOMPILED_HEADER) 265]) 266 267 268AC_DEFUN_ONCE([BPERF_SETUP_SMART_JAVAC], 269[ 270AC_ARG_WITH(sjavac-server-java, [AS_HELP_STRING([--with-sjavac-server-java], 271 [use this java binary for running the sjavac background server @<:@Boot JDK java@:>@])]) 272 273if test "x$with_sjavac_server_java" != x; then 274 SJAVAC_SERVER_JAVA="$with_sjavac_server_java" 275 FOUND_VERSION=`$SJAVAC_SERVER_JAVA -version 2>&1 | grep " version \""` 276 if test "x$FOUND_VERSION" = x; then 277 AC_MSG_ERROR([Could not execute server java: $SJAVAC_SERVER_JAVA]) 278 fi 279else 280 SJAVAC_SERVER_JAVA="" 281 # Hotspot specific options. 282 ADD_JVM_ARG_IF_OK([-verbosegc],SJAVAC_SERVER_JAVA,[$JAVA]) 283 # JRockit specific options. 284 ADD_JVM_ARG_IF_OK([-Xverbose:gc],SJAVAC_SERVER_JAVA,[$JAVA]) 285 SJAVAC_SERVER_JAVA="$JAVA $SJAVAC_SERVER_JAVA" 286fi 287AC_SUBST(SJAVAC_SERVER_JAVA) 288 289if test "$MEMORY_SIZE" -gt "2500"; then 290 ADD_JVM_ARG_IF_OK([-d64],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 291 if test "$JVM_ARG_OK" = true; then 292 JVM_64BIT=true 293 JVM_ARG_OK=false 294 fi 295 fi 296 297if test "$JVM_64BIT" = true; then 298 if test "$MEMORY_SIZE" -gt "17000"; then 299 ADD_JVM_ARG_IF_OK([-Xms10G -Xmx10G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 300 fi 301 if test "$MEMORY_SIZE" -gt "10000" && test "$JVM_ARG_OK" = false; then 302 ADD_JVM_ARG_IF_OK([-Xms6G -Xmx6G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 303 fi 304 if test "$MEMORY_SIZE" -gt "5000" && test "$JVM_ARG_OK" = false; then 305 ADD_JVM_ARG_IF_OK([-Xms1G -Xmx3G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 306 fi 307 if test "$MEMORY_SIZE" -gt "3800" && test "$JVM_ARG_OK" = false; then 308 ADD_JVM_ARG_IF_OK([-Xms1G -Xmx2500M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 309 fi 310fi 311if test "$MEMORY_SIZE" -gt "2500" && test "$JVM_ARG_OK" = false; then 312 ADD_JVM_ARG_IF_OK([-Xms1000M -Xmx1500M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 313fi 314if test "$MEMORY_SIZE" -gt "1000" && test "$JVM_ARG_OK" = false; then 315 ADD_JVM_ARG_IF_OK([-Xms400M -Xmx1100M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 316fi 317if test "$JVM_ARG_OK" = false; then 318 ADD_JVM_ARG_IF_OK([-Xms256M -Xmx512M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 319fi 320 321AC_MSG_CHECKING([whether to use sjavac]) 322AC_ARG_ENABLE([sjavac], [AS_HELP_STRING([--enable-sjavac], 323 [use sjavac to do fast incremental compiles @<:@disabled@:>@])], 324 [ENABLE_SJAVAC="${enableval}"], [ENABLE_SJAVAC='no']) 325AC_MSG_RESULT([$ENABLE_SJAVAC]) 326AC_SUBST(ENABLE_SJAVAC) 327 328if test "x$ENABLE_SJAVAC" = xyes; then 329 SJAVAC_SERVER_DIR="$OUTPUT_ROOT/javacservers" 330else 331 SJAVAC_SERVER_DIR= 332fi 333AC_SUBST(SJAVAC_SERVER_DIR) 334 335]) 336