build-performance.m4 revision 510:582c696033f5
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 # For c/c++ code we run twice as many concurrent build 51 # jobs than we have cores, otherwise we will stall on io. 52 CONCURRENT_BUILD_JOBS=`expr $NUM_CORES \* 2` 53 54 if test "x$FOUND_CORES" = xyes; then 55 AC_MSG_RESULT([$NUM_CORES]) 56 else 57 AC_MSG_RESULT([could not detect number of cores, defaulting to 1]) 58 AC_MSG_WARN([This will disable all parallelism from build!]) 59 fi 60 61]) 62 63AC_DEFUN([BPERF_CHECK_MEMORY_SIZE], 64[ 65 AC_MSG_CHECKING([for memory size]) 66 # Default to 1024 MB 67 MEMORY_SIZE=1024 68 FOUND_MEM=no 69 70 if test -f /proc/meminfo; then 71 # Looks like a Linux (or cygwin) system 72 MEMORY_SIZE=`cat /proc/meminfo | grep MemTotal | awk '{print [$]2}'` 73 MEMORY_SIZE=`expr $MEMORY_SIZE / 1024` 74 FOUND_MEM=yes 75 elif test -x /usr/sbin/prtconf; then 76 # Looks like a Solaris system 77 MEMORY_SIZE=`/usr/sbin/prtconf | grep "Memory size" | awk '{ print [$]3 }'` 78 FOUND_MEM=yes 79 elif test -x /usr/sbin/system_profiler; then 80 # Looks like a MacOSX system 81 MEMORY_SIZE=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Memory' | awk '{print [$]2}'` 82 MEMORY_SIZE=`expr $MEMORY_SIZE \* 1024` 83 FOUND_MEM=yes 84 elif test "x$OPENJDK_BUILD_OS" = xwindows; then 85 # Windows, but without cygwin 86 MEMORY_SIZE=`wmic computersystem get totalphysicalmemory -value | grep = | cut -d "=" -f 2-` 87 MEMORY_SIZE=`expr $MEMORY_SIZE / 1024 / 1024` 88 FOUND_MEM=yes 89 fi 90 91 if test "x$FOUND_MEM" = xyes; then 92 AC_MSG_RESULT([$MEMORY_SIZE MB]) 93 else 94 AC_MSG_RESULT([could not detect memory size, defaulting to 1024 MB]) 95 AC_MSG_WARN([This might seriously impact build performance!]) 96 fi 97]) 98 99AC_DEFUN_ONCE([BPERF_SETUP_BUILD_CORES], 100[ 101# How many cores do we have on this build system? 102AC_ARG_WITH(num-cores, [AS_HELP_STRING([--with-num-cores], 103 [number of cores in the build system, e.g. --with-num-cores=8 @<:@probed@:>@])]) 104if test "x$with_num_cores" = x; then 105 # The number of cores were not specified, try to probe them. 106 BPERF_CHECK_CORES 107else 108 NUM_CORES=$with_num_cores 109 CONCURRENT_BUILD_JOBS=`expr $NUM_CORES \* 2` 110fi 111AC_SUBST(NUM_CORES) 112AC_SUBST(CONCURRENT_BUILD_JOBS) 113]) 114 115AC_DEFUN_ONCE([BPERF_SETUP_BUILD_MEMORY], 116[ 117# How much memory do we have on this build system? 118AC_ARG_WITH(memory-size, [AS_HELP_STRING([--with-memory-size], 119 [memory (in MB) available in the build system, e.g. --with-memory-size=1024 @<:@probed@:>@])]) 120if test "x$with_memory_size" = x; then 121 # The memory size was not specified, try to probe it. 122 BPERF_CHECK_MEMORY_SIZE 123else 124 MEMORY_SIZE=$with_memory_size 125fi 126AC_SUBST(MEMORY_SIZE) 127]) 128 129AC_DEFUN([BPERF_SETUP_CCACHE], 130[ 131 AC_ARG_ENABLE([ccache], 132 [AS_HELP_STRING([--disable-ccache], 133 [disable using ccache to speed up recompilations @<:@enabled@:>@])], 134 [ENABLE_CCACHE=${enable_ccache}], [ENABLE_CCACHE=yes]) 135 if test "x$ENABLE_CCACHE" = xyes; then 136 AC_PATH_PROG(CCACHE, ccache) 137 else 138 AC_MSG_CHECKING([for ccache]) 139 AC_MSG_RESULT([explicitly disabled]) 140 CCACHE= 141 fi 142 AC_SUBST(CCACHE) 143 144 AC_ARG_WITH([ccache-dir], 145 [AS_HELP_STRING([--with-ccache-dir], 146 [where to store ccache files @<:@~/.ccache@:>@])]) 147 148 if test "x$with_ccache_dir" != x; then 149 # When using a non home ccache directory, assume the use is to share ccache files 150 # with other users. Thus change the umask. 151 SET_CCACHE_DIR="CCACHE_DIR=$with_ccache_dir CCACHE_UMASK=002" 152 fi 153 CCACHE_FOUND="" 154 if test "x$CCACHE" != x; then 155 BPERF_SETUP_CCACHE_USAGE 156 fi 157]) 158 159AC_DEFUN([BPERF_SETUP_CCACHE_USAGE], 160[ 161 if test "x$CCACHE" != x; then 162 CCACHE_FOUND="true" 163 # Only use ccache if it is 3.1.4 or later, which supports 164 # precompiled headers. 165 AC_MSG_CHECKING([if ccache supports precompiled headers]) 166 HAS_GOOD_CCACHE=`($CCACHE --version | head -n 1 | grep -E 3.1.@<:@456789@:>@) 2> /dev/null` 167 if test "x$HAS_GOOD_CCACHE" = x; then 168 AC_MSG_RESULT([no, disabling ccache]) 169 CCACHE= 170 else 171 AC_MSG_RESULT([yes]) 172 AC_MSG_CHECKING([if C-compiler supports ccache precompiled headers]) 173 PUSHED_FLAGS="$CXXFLAGS" 174 CXXFLAGS="-fpch-preprocess $CXXFLAGS" 175 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [CC_KNOWS_CCACHE_TRICK=yes], [CC_KNOWS_CCACHE_TRICK=no]) 176 CXXFLAGS="$PUSHED_FLAGS" 177 if test "x$CC_KNOWS_CCACHE_TRICK" = xyes; then 178 AC_MSG_RESULT([yes]) 179 else 180 AC_MSG_RESULT([no, disabling ccaching of precompiled headers]) 181 CCACHE= 182 fi 183 fi 184 fi 185 186 if test "x$CCACHE" != x; then 187 CCACHE_SLOPPINESS=time_macros 188 CCACHE="CCACHE_COMPRESS=1 $SET_CCACHE_DIR CCACHE_SLOPPINESS=$CCACHE_SLOPPINESS $CCACHE" 189 CCACHE_FLAGS=-fpch-preprocess 190 191 if test "x$SET_CCACHE_DIR" != x; then 192 mkdir -p $CCACHE_DIR > /dev/null 2>&1 193 chmod a+rwxs $CCACHE_DIR > /dev/null 2>&1 194 fi 195 fi 196]) 197 198AC_DEFUN_ONCE([BPERF_SETUP_PRECOMPILED_HEADERS], 199[ 200 201############################################################################### 202# 203# Can the C/C++ compiler use precompiled headers? 204# 205AC_ARG_ENABLE([precompiled-headers], [AS_HELP_STRING([--disable-precompiled-headers], 206 [disable using precompiled headers when compiling C++ @<:@enabled@:>@])], 207 [ENABLE_PRECOMPH=${enable_precompiled_headers}], [ENABLE_PRECOMPH=yes]) 208 209USE_PRECOMPILED_HEADER=1 210if test "x$ENABLE_PRECOMPH" = xno; then 211 USE_PRECOMPILED_HEADER=0 212fi 213 214if test "x$ENABLE_PRECOMPH" = xyes; then 215 # Check that the compiler actually supports precomp headers. 216 if test "x$GCC" = xyes; then 217 AC_MSG_CHECKING([that precompiled headers work]) 218 echo "int alfa();" > conftest.h 219 $CXX -x c++-header conftest.h -o conftest.hpp.gch 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD 220 if test ! -f conftest.hpp.gch; then 221 USE_PRECOMPILED_HEADER=0 222 AC_MSG_RESULT([no]) 223 else 224 AC_MSG_RESULT([yes]) 225 fi 226 rm -f conftest.h conftest.hpp.gch 227 fi 228fi 229 230AC_SUBST(USE_PRECOMPILED_HEADER) 231]) 232 233 234AC_DEFUN_ONCE([BPERF_SETUP_SMART_JAVAC], 235[ 236AC_ARG_WITH(sjavac-server-java, [AS_HELP_STRING([--with-sjavac-server-java], 237 [use this java binary for running the sjavac background server @<:@Boot JDK java@:>@])]) 238 239if test "x$with_sjavac_server_java" != x; then 240 SJAVAC_SERVER_JAVA="$with_sjavac_server_java" 241 FOUND_VERSION=`$SJAVAC_SERVER_JAVA -version 2>&1 | grep " version \""` 242 if test "x$FOUND_VERSION" = x; then 243 AC_MSG_ERROR([Could not execute server java: $SJAVAC_SERVER_JAVA]) 244 fi 245else 246 SJAVAC_SERVER_JAVA="" 247 # Hotspot specific options. 248 ADD_JVM_ARG_IF_OK([-verbosegc],SJAVAC_SERVER_JAVA,[$JAVA]) 249 # JRockit specific options. 250 ADD_JVM_ARG_IF_OK([-Xverbose:gc],SJAVAC_SERVER_JAVA,[$JAVA]) 251 SJAVAC_SERVER_JAVA="$JAVA $SJAVAC_SERVER_JAVA" 252fi 253AC_SUBST(SJAVAC_SERVER_JAVA) 254 255AC_ARG_WITH(sjavac-server-cores, [AS_HELP_STRING([--with-sjavac-server-cores], 256 [use at most this number of concurrent threads on the sjavac server @<:@probed@:>@])]) 257if test "x$with_sjavac_server_cores" != x; then 258 SJAVAC_SERVER_CORES="$with_sjavac_server_cores" 259else 260 if test "$NUM_CORES" -gt 16; then 261 # We set this arbitrary limit because we want to limit the heap 262 # size of the javac server. 263 # In the future we will make the javac compilers in the server 264 # share more and more state, thus enabling us to use more and 265 # more concurrent threads in the server. 266 SJAVAC_SERVER_CORES="16" 267 else 268 SJAVAC_SERVER_CORES="$NUM_CORES" 269 fi 270 271 if test "$MEMORY_SIZE" -gt "17000"; then 272 MAX_HEAP_MEM=10000 273 ADD_JVM_ARG_IF_OK([-d64],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 274 ADD_JVM_ARG_IF_OK([-Xms10G -Xmx10G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 275 elif test "$MEMORY_SIZE" -gt "10000"; then 276 MAX_HEAP_MEM=6000 277 ADD_JVM_ARG_IF_OK([-d64],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 278 ADD_JVM_ARG_IF_OK([-Xms6G -Xmx6G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 279 elif test "$MEMORY_SIZE" -gt "5000"; then 280 MAX_HEAP_MEM=3000 281 ADD_JVM_ARG_IF_OK([-d64],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 282 ADD_JVM_ARG_IF_OK([-Xms1G -Xmx3G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 283 elif test "$MEMORY_SIZE" -gt "3800"; then 284 MAX_HEAP_MEM=2500 285 ADD_JVM_ARG_IF_OK([-Xms1G -Xmx2500M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 286 elif test "$MEMORY_SIZE" -gt "1900"; then 287 MAX_HEAP_MEM=1200 288 ADD_JVM_ARG_IF_OK([-Xms700M -Xmx1400M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 289 elif test "$MEMORY_SIZE" -gt "1000"; then 290 MAX_HEAP_MEM=900 291 ADD_JVM_ARG_IF_OK([-Xms400M -Xmx1100M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 292 else 293 MAX_HEAP_MEM=512 294 ADD_JVM_ARG_IF_OK([-Xms256M -Xmx512M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 295 fi 296 297 ADD_JVM_ARG_IF_OK([-XX:PermSize=32m],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 298 ADD_JVM_ARG_IF_OK([-XX:MaxPermSize=160m],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 299 ADD_JVM_ARG_IF_OK([-XX:ThreadStackSize=$STACK_SIZE],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 300 301 MAX_COMPILERS_IN_HEAP=`expr $MAX_HEAP_MEM / 501` 302 if test "$SJAVAC_SERVER_CORES" -gt "$MAX_COMPILERS_IN_HEAP"; then 303 AC_MSG_CHECKING([if number of server cores must be reduced]) 304 SJAVAC_SERVER_CORES="$MAX_COMPILERS_IN_HEAP" 305 AC_MSG_RESULT([yes, to $SJAVAC_SERVER_CORES with max heap size $MAX_HEAP_MEM MB]) 306 fi 307fi 308AC_SUBST(SJAVAC_SERVER_CORES) 309 310AC_MSG_CHECKING([whether to use sjavac]) 311AC_ARG_ENABLE([sjavac], [AS_HELP_STRING([--enable-sjavac], 312 [use sjavac to do fast incremental compiles @<:@disabled@:>@])], 313 [ENABLE_SJAVAC="${enableval}"], [ENABLE_SJAVAC='no']) 314AC_MSG_RESULT([$ENABLE_SJAVAC]) 315AC_SUBST(ENABLE_SJAVAC) 316 317if test "x$ENABLE_SJAVAC" = xyes; then 318 SJAVAC_SERVER_DIR="$OUTPUT_ROOT/javacservers" 319else 320 SJAVAC_SERVER_DIR= 321fi 322AC_SUBST(SJAVAC_SERVER_DIR) 323 324]) 325