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 (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 [$]5}'` 43 FOUND_CORES=yes 44 elif test "x$OPENJDK_BUILD_OS" = xaix ; then 45 NUM_CORES=`/usr/sbin/prtconf | grep "^Number Of Processors" | awk '{ print [$]4 }'` 46 FOUND_CORES=yes 47 elif test -n "$NUMBER_OF_PROCESSORS"; then 48 # On windows, look in the env 49 NUM_CORES=$NUMBER_OF_PROCESSORS 50 FOUND_CORES=yes 51 fi 52 53 if test "x$FOUND_CORES" = xyes; then 54 AC_MSG_RESULT([$NUM_CORES]) 55 else 56 AC_MSG_RESULT([could not detect number of cores, defaulting to 1]) 57 AC_MSG_WARN([This will disable all parallelism from build!]) 58 fi 59 ]) 60 61 AC_DEFUN([BPERF_CHECK_MEMORY_SIZE], 62 [ 63 AC_MSG_CHECKING([for memory size]) 64 # Default to 1024 MB 65 MEMORY_SIZE=1024 66 FOUND_MEM=no 67 68 if test -f /proc/meminfo; then 69 # Looks like a Linux (or cygwin) system 70 MEMORY_SIZE=`cat /proc/meminfo | grep MemTotal | awk '{print [$]2}'` 71 MEMORY_SIZE=`expr $MEMORY_SIZE / 1024` 72 FOUND_MEM=yes 73 elif test -x /usr/sbin/prtconf; then 74 # Looks like a Solaris or AIX system 75 MEMORY_SIZE=`/usr/sbin/prtconf | grep "^Memory [[Ss]]ize" | awk '{ print [$]3 }'` 76 FOUND_MEM=yes 77 elif test -x /usr/sbin/system_profiler; then 78 # Looks like a MacOSX system 79 MEMORY_SIZE=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Memory' | awk '{print [$]2}'` 80 MEMORY_SIZE=`expr $MEMORY_SIZE \* 1024` 81 FOUND_MEM=yes 82 elif test "x$OPENJDK_BUILD_OS" = xwindows; then 83 # Windows, but without cygwin 84 MEMORY_SIZE=`wmic computersystem get totalphysicalmemory -value | grep = | cut -d "=" -f 2-` 85 MEMORY_SIZE=`expr $MEMORY_SIZE / 1024 / 1024` 86 FOUND_MEM=yes 87 fi 88 89 if test "x$FOUND_MEM" = xyes; then 90 AC_MSG_RESULT([$MEMORY_SIZE MB]) 91 else 92 AC_MSG_RESULT([could not detect memory size, defaulting to $MEMORY_SIZE MB]) 93 AC_MSG_WARN([This might seriously impact build performance!]) 94 fi 95 ]) 96 97 AC_DEFUN_ONCE([BPERF_SETUP_BUILD_CORES], 98 [ 99 # How many cores do we have on this build system? 100 AC_ARG_WITH(num-cores, [AS_HELP_STRING([--with-num-cores], 101 [number of cores in the build system, e.g. --with-num-cores=8 @<:@probed@:>@])]) 102 if test "x$with_num_cores" = x; then 103 # The number of cores were not specified, try to probe them. 104 BPERF_CHECK_CORES 105 else 106 NUM_CORES=$with_num_cores 107 fi 108 AC_SUBST(NUM_CORES) 109 ]) 110 111 AC_DEFUN_ONCE([BPERF_SETUP_BUILD_MEMORY], 112 [ 113 # How much memory do we have on this build system? 114 AC_ARG_WITH(memory-size, [AS_HELP_STRING([--with-memory-size], 115 [memory (in MB) available in the build system, e.g. --with-memory-size=1024 @<:@probed@:>@])]) 116 if test "x$with_memory_size" = x; then 117 # The memory size was not specified, try to probe it. 118 BPERF_CHECK_MEMORY_SIZE 119 else 120 MEMORY_SIZE=$with_memory_size 121 fi 122 AC_SUBST(MEMORY_SIZE) 123 ]) 124 125 AC_DEFUN_ONCE([BPERF_SETUP_BUILD_JOBS], 126 [ 127 # Provide a decent default number of parallel jobs for make depending on 128 # number of cores, amount of memory and machine architecture. 129 AC_ARG_WITH(jobs, [AS_HELP_STRING([--with-jobs], 130 [number of parallel jobs to let make run @<:@calculated based on cores and memory@:>@])]) 131 if test "x$with_jobs" = x; then 132 # Number of jobs was not specified, calculate. 133 AC_MSG_CHECKING([for appropriate number of jobs to run in parallel]) 134 # Approximate memory in GB. 135 memory_gb=`expr $MEMORY_SIZE / 1024` 136 # Pick the lowest of memory in gb and number of cores. 137 if test "$memory_gb" -lt "$NUM_CORES"; then 138 JOBS="$memory_gb" 139 else 140 JOBS="$NUM_CORES" 141 # On bigger machines, leave some room for other processes to run 142 if test "$JOBS" -gt "4"; then 143 JOBS=`expr $JOBS '*' 90 / 100` 144 fi 145 fi 146 # Cap number of jobs to 16 147 if test "$JOBS" -gt "16"; then 148 JOBS=16 149 fi 150 if test "$JOBS" -eq "0"; then 151 JOBS=1 152 fi 153 AC_MSG_RESULT([$JOBS]) 154 else 155 JOBS=$with_jobs 156 fi 157 AC_SUBST(JOBS) 158 ]) 159 160 AC_DEFUN([BPERF_SETUP_CCACHE], 161 [ 162 AC_ARG_ENABLE([ccache], 163 [AS_HELP_STRING([--enable-ccache], 164 [enable using ccache to speed up recompilations @<:@disabled@:>@])]) 165 166 CCACHE= 167 CCACHE_STATUS= 168 AC_MSG_CHECKING([is ccache enabled]) 169 if test "x$enable_ccache" = xyes; then 170 if test "x$TOOLCHAIN_TYPE" = "xgcc" -o "x$TOOLCHAIN_TYPE" = "xclang"; then 171 AC_MSG_RESULT([yes]) 172 OLD_PATH="$PATH" 173 if test "x$TOOLCHAIN_PATH" != x; then 174 PATH=$TOOLCHAIN_PATH:$PATH 175 fi 176 BASIC_REQUIRE_PROGS(CCACHE, ccache) 177 PATH="$OLD_PATH" 178 CCACHE_VERSION=[`$CCACHE --version | head -n1 | $SED 's/[A-Za-z ]*//'`] 179 CCACHE_STATUS="Active ($CCACHE_VERSION)" 180 else 181 AC_MSG_RESULT([no]) 182 AC_MSG_WARN([ccache is not supported with toolchain type $TOOLCHAIN_TYPE]) 183 fi 184 elif test "x$enable_ccache" = xno; then 185 AC_MSG_RESULT([no, explicitly disabled]) 186 CCACHE_STATUS="Disabled" 187 elif test "x$enable_ccache" = x; then 188 AC_MSG_RESULT([no]) 189 else 190 AC_MSG_RESULT([unknown]) 191 AC_MSG_ERROR([--enable-ccache does not accept any parameters]) 192 fi 193 AC_SUBST(CCACHE) 194 195 AC_ARG_WITH([ccache-dir], 196 [AS_HELP_STRING([--with-ccache-dir], 197 [where to store ccache files @<:@~/.ccache@:>@])]) 198 199 if test "x$with_ccache_dir" != x; then 200 # When using a non home ccache directory, assume the use is to share ccache files 201 # with other users. Thus change the umask. 202 SET_CCACHE_DIR="CCACHE_DIR=$with_ccache_dir CCACHE_UMASK=002" 203 if test "x$CCACHE" = x; then 204 AC_MSG_WARN([--with-ccache-dir has no meaning when ccache is not enabled]) 205 fi 206 fi 207 208 if test "x$CCACHE" != x; then 209 BPERF_SETUP_CCACHE_USAGE 210 fi 211 ]) 212 213 AC_DEFUN([BPERF_SETUP_CCACHE_USAGE], 214 [ 215 if test "x$CCACHE" != x; then 216 if test "x$USE_PRECOMPILED_HEADER" = "x1"; then 217 HAS_BAD_CCACHE=[`$ECHO $CCACHE_VERSION | \ 218 $GREP -e '^1.*' -e '^2.*' -e '^3\.0.*' -e '^3\.1\.[0123]$'`] 219 if test "x$HAS_BAD_CCACHE" != "x"; then 220 AC_MSG_ERROR([Precompiled headers requires ccache 3.1.4 or later, found $CCACHE_VERSION]) 221 fi 222 AC_MSG_CHECKING([if C-compiler supports ccache precompiled headers]) 223 CCACHE_PRECOMP_FLAG="-fpch-preprocess" 224 PUSHED_FLAGS="$CXXFLAGS" 225 CXXFLAGS="$CCACHE_PRECOMP_FLAG $CXXFLAGS" 226 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [CC_KNOWS_CCACHE_TRICK=yes], [CC_KNOWS_CCACHE_TRICK=no]) 227 CXXFLAGS="$PUSHED_FLAGS" 228 if test "x$CC_KNOWS_CCACHE_TRICK" = xyes; then 229 AC_MSG_RESULT([yes]) 230 CFLAGS_CCACHE="$CCACHE_PRECOMP_FLAG" 231 AC_SUBST(CFLAGS_CCACHE) 232 CCACHE_SLOPPINESS=pch_defines,time_macros 233 else 234 AC_MSG_RESULT([no]) 235 AC_MSG_ERROR([Cannot use ccache with precompiled headers without compiler support for $CCACHE_PRECOMP_FLAG]) 236 fi 237 fi 238 239 CCACHE="CCACHE_COMPRESS=1 $SET_CCACHE_DIR \ 240 CCACHE_SLOPPINESS=$CCACHE_SLOPPINESS CCACHE_BASEDIR=$TOPDIR $CCACHE" 241 242 if test "x$SET_CCACHE_DIR" != x; then 243 mkdir -p $CCACHE_DIR > /dev/null 2>&1 244 chmod a+rwxs $CCACHE_DIR > /dev/null 2>&1 245 fi 246 fi 247 ]) 248 249 AC_DEFUN_ONCE([BPERF_SETUP_PRECOMPILED_HEADERS], 250 [ 251 252 ############################################################################### 253 # 254 # Can the C/C++ compiler use precompiled headers? 255 # 256 AC_ARG_ENABLE([precompiled-headers], [AS_HELP_STRING([--disable-precompiled-headers], 257 [disable using precompiled headers when compiling C++ @<:@enabled@:>@])], 258 [ENABLE_PRECOMPH=${enable_precompiled_headers}], [ENABLE_PRECOMPH=yes]) 259 260 USE_PRECOMPILED_HEADER=1 261 if test "x$ENABLE_PRECOMPH" = xno; then 262 USE_PRECOMPILED_HEADER=0 263 fi 264 265 if test "x$ENABLE_PRECOMPH" = xyes; then 266 # Check that the compiler actually supports precomp headers. 267 if test "x$TOOLCHAIN_TYPE" = xgcc; then 268 AC_MSG_CHECKING([that precompiled headers work]) 269 echo "int alfa();" > conftest.h 270 $CXX -x c++-header conftest.h -o conftest.hpp.gch 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD 271 if test ! -f conftest.hpp.gch; then 272 USE_PRECOMPILED_HEADER=0 273 AC_MSG_RESULT([no]) 274 else 275 AC_MSG_RESULT([yes]) 276 fi 277 rm -f conftest.h conftest.hpp.gch 278 fi 279 fi 280 281 AC_SUBST(USE_PRECOMPILED_HEADER) 282 ]) 283 284 285 AC_DEFUN_ONCE([BPERF_SETUP_SMART_JAVAC], 286 [ 287 AC_ARG_WITH(sjavac-server-java, [AS_HELP_STRING([--with-sjavac-server-java], 288 [use this java binary for running the sjavac background server @<:@Boot JDK java@:>@])]) 289 290 if test "x$with_sjavac_server_java" != x; then 291 SJAVAC_SERVER_JAVA="$with_sjavac_server_java" 292 FOUND_VERSION=`$SJAVAC_SERVER_JAVA -version 2>&1 | grep " version \""` 293 if test "x$FOUND_VERSION" = x; then 294 AC_MSG_ERROR([Could not execute server java: $SJAVAC_SERVER_JAVA]) 295 fi 296 else 297 SJAVAC_SERVER_JAVA="$JAVA" 298 fi 299 AC_SUBST(SJAVAC_SERVER_JAVA) 300 301 if test "$MEMORY_SIZE" -gt "3000"; then 302 ADD_JVM_ARG_IF_OK([-d64],SJAVAC_SERVER_JAVA_FLAGS,[$SJAVAC_SERVER_JAVA]) 303 if test "$JVM_ARG_OK" = true; then 304 JVM_64BIT=true 305 JVM_ARG_OK=false 306 fi 307 fi 308 309 MX_VALUE=`expr $MEMORY_SIZE / 2` 310 if test "$JVM_64BIT" = true; then 311 # Set ms lower than mx since more than one instance of the server might 312 # get launched at the same time before they figure out which instance won. 313 MS_VALUE=512 314 if test "$MX_VALUE" -gt "2048"; then 315 MX_VALUE=2048 316 fi 317 else 318 MS_VALUE=256 319 if test "$MX_VALUE" -gt "1500"; then 320 MX_VALUE=1500 321 fi 322 fi 323 if test "$MX_VALUE" -lt "512"; then 324 MX_VALUE=512 325 fi 326 ADD_JVM_ARG_IF_OK([-Xms${MS_VALUE}M -Xmx${MX_VALUE}M],SJAVAC_SERVER_JAVA_FLAGS,[$SJAVAC_SERVER_JAVA]) 327 AC_SUBST(SJAVAC_SERVER_JAVA_FLAGS) 328 329 AC_ARG_ENABLE([sjavac], [AS_HELP_STRING([--enable-sjavac], 330 [use sjavac to do fast incremental compiles @<:@disabled@:>@])], 331 [ENABLE_SJAVAC="${enableval}"], [ENABLE_SJAVAC='no']) 332 if test "x$JVM_ARG_OK" = "xfalse"; then 333 AC_MSG_WARN([Could not set -Xms${MS_VALUE}M -Xmx${MX_VALUE}M, disabling sjavac]) 334 ENABLE_SJAVAC=no; 335 fi 336 AC_MSG_CHECKING([whether to use sjavac]) 337 AC_MSG_RESULT([$ENABLE_SJAVAC]) 338 AC_SUBST(ENABLE_SJAVAC) 339 340 if test "x$ENABLE_SJAVAC" = xyes; then 341 SJAVAC_SERVER_DIR="$OUTPUT_ROOT/make-support/javacservers" 342 else 343 SJAVAC_SERVER_DIR= 344 fi 345 AC_SUBST(SJAVAC_SERVER_DIR) 346 ])