1 # 2 # Copyright (c) 2011, 2019, 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_LCPU=`lparstat -m 2> /dev/null | $GREP -o "lcpu=[[0-9]]*" | $CUT -d "=" -f 2` 46 if test -n "$NUM_LCPU"; then 47 NUM_CORES=$NUM_LCPU 48 FOUND_CORES=yes 49 fi 50 elif test -n "$NUMBER_OF_PROCESSORS"; then 51 # On windows, look in the env 52 NUM_CORES=$NUMBER_OF_PROCESSORS 53 FOUND_CORES=yes 54 fi 55 56 if test "x$FOUND_CORES" = xyes; then 57 AC_MSG_RESULT([$NUM_CORES]) 58 else 59 AC_MSG_RESULT([could not detect number of cores, defaulting to 1]) 60 AC_MSG_WARN([This will disable all parallelism from build!]) 61 fi 62 ]) 63 64 AC_DEFUN([BPERF_CHECK_MEMORY_SIZE], 65 [ 66 AC_MSG_CHECKING([for memory size]) 67 # Default to 1024 MB 68 MEMORY_SIZE=1024 69 FOUND_MEM=no 70 71 if test -f /proc/meminfo; then 72 # Looks like a Linux (or cygwin) system 73 MEMORY_SIZE=`cat /proc/meminfo | grep MemTotal | awk '{print [$]2}'` 74 MEMORY_SIZE=`expr $MEMORY_SIZE / 1024` 75 FOUND_MEM=yes 76 elif test -x /usr/sbin/prtconf; then 77 # Looks like a Solaris or AIX system 78 MEMORY_SIZE=`/usr/sbin/prtconf | grep "^Memory [[Ss]]ize" | awk '{ print [$]3 }'` 79 FOUND_MEM=yes 80 elif test -x /usr/sbin/system_profiler; then 81 # Looks like a MacOSX system 82 MEMORY_SIZE=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Memory' | awk '{print [$]2}'` 83 MEMORY_SIZE=`expr $MEMORY_SIZE \* 1024` 84 FOUND_MEM=yes 85 elif test "x$OPENJDK_BUILD_OS" = xwindows; then 86 # Windows, but without cygwin 87 MEMORY_SIZE=`wmic computersystem get totalphysicalmemory -value | grep = | cut -d "=" -f 2-` 88 MEMORY_SIZE=`expr $MEMORY_SIZE / 1024 / 1024` 89 FOUND_MEM=yes 90 fi 91 92 if test "x$FOUND_MEM" = xyes; then 93 AC_MSG_RESULT([$MEMORY_SIZE MB]) 94 else 95 AC_MSG_RESULT([could not detect memory size, defaulting to 1024 MB]) 96 AC_MSG_WARN([This might seriously impact build performance!]) 97 fi 98 ]) 99 100 AC_DEFUN_ONCE([BPERF_SETUP_BUILD_CORES], 101 [ 102 # How many cores do we have on this build system? 103 AC_ARG_WITH(num-cores, [AS_HELP_STRING([--with-num-cores], 104 [number of cores in the build system, e.g. --with-num-cores=8 @<:@probed@:>@])]) 105 if test "x$with_num_cores" = x; then 106 # The number of cores were not specified, try to probe them. 107 BPERF_CHECK_CORES 108 else 109 NUM_CORES=$with_num_cores 110 fi 111 AC_SUBST(NUM_CORES) 112 ]) 113 114 AC_DEFUN_ONCE([BPERF_SETUP_BUILD_MEMORY], 115 [ 116 # How much memory do we have on this build system? 117 AC_ARG_WITH(memory-size, [AS_HELP_STRING([--with-memory-size], 118 [memory (in MB) available in the build system, e.g. --with-memory-size=1024 @<:@probed@:>@])]) 119 if test "x$with_memory_size" = x; then 120 # The memory size was not specified, try to probe it. 121 BPERF_CHECK_MEMORY_SIZE 122 else 123 MEMORY_SIZE=$with_memory_size 124 fi 125 AC_SUBST(MEMORY_SIZE) 126 ]) 127 128 AC_DEFUN_ONCE([BPERF_SETUP_BUILD_JOBS], 129 [ 130 # Provide a decent default number of parallel jobs for make depending on 131 # number of cores, amount of memory and machine architecture. 132 AC_ARG_WITH(jobs, [AS_HELP_STRING([--with-jobs], 133 [number of parallel jobs to let make run @<:@calculated based on cores and memory@:>@])]) 134 if test "x$with_jobs" = x; then 135 # Number of jobs was not specified, calculate. 136 AC_MSG_CHECKING([for appropriate number of jobs to run in parallel]) 137 # Approximate memory in GB, rounding up a bit. 138 memory_gb=`expr $MEMORY_SIZE / 1100` 139 # Pick the lowest of memory in gb and number of cores. 140 if test "$memory_gb" -lt "$NUM_CORES"; then 141 JOBS="$memory_gb" 142 else 143 JOBS="$NUM_CORES" 144 # On bigger machines, leave some room for other processes to run 145 if test "$JOBS" -gt "4"; then 146 JOBS=`expr $JOBS '*' 90 / 100` 147 fi 148 fi 149 # Cap number of jobs to 16 150 if test "$JOBS" -gt "16"; then 151 JOBS=16 152 fi 153 if test "$JOBS" -eq "0"; then 154 JOBS=1 155 fi 156 AC_MSG_RESULT([$JOBS]) 157 else 158 JOBS=$with_jobs 159 fi 160 AC_SUBST(JOBS) 161 ]) 162 163 AC_DEFUN([BPERF_SETUP_CCACHE], 164 [ 165 AC_ARG_ENABLE([ccache], 166 [AS_HELP_STRING([--enable-ccache], 167 [enable using ccache to speed up recompilations @<:@disabled@:>@])]) 168 169 CCACHE= 170 AC_MSG_CHECKING([is ccache enabled]) 171 ENABLE_CCACHE=$enable_ccache 172 if test "x$enable_ccache" = xyes; then 173 AC_MSG_RESULT([yes]) 174 OLD_PATH="$PATH" 175 if test "x$TOOLCHAIN_PATH" != x; then 176 PATH=$TOOLCHAIN_PATH:$PATH 177 fi 178 BASIC_REQUIRE_PROGS(CCACHE, ccache) 179 CCACHE_STATUS="enabled" 180 PATH="$OLD_PATH" 181 elif test "x$enable_ccache" = xno; then 182 AC_MSG_RESULT([no, explicitly disabled]) 183 elif test "x$enable_ccache" = x; then 184 AC_MSG_RESULT([no]) 185 else 186 AC_MSG_RESULT([unknown]) 187 AC_MSG_ERROR([--enable-ccache does not accept any parameters]) 188 fi 189 AC_SUBST(CCACHE) 190 191 AC_ARG_WITH([ccache-dir], 192 [AS_HELP_STRING([--with-ccache-dir], 193 [where to store ccache files @<:@~/.ccache@:>@])]) 194 195 if test "x$with_ccache_dir" != x; then 196 # When using a non home ccache directory, assume the use is to share ccache files 197 # with other users. Thus change the umask. 198 SET_CCACHE_DIR="CCACHE_DIR=$with_ccache_dir CCACHE_UMASK=002" 199 if test "x$CCACHE" = x; then 200 AC_MSG_WARN([--with-ccache-dir has no meaning when ccache is not enabled]) 201 fi 202 fi 203 204 if test "x$CCACHE" != x; then 205 BPERF_SETUP_CCACHE_USAGE 206 fi 207 ]) 208 209 AC_DEFUN([BPERF_SETUP_CCACHE_USAGE], 210 [ 211 if test "x$CCACHE" != x; then 212 # Only use ccache if it is 3.1.4 or later, which supports 213 # precompiled headers. 214 AC_MSG_CHECKING([if ccache supports precompiled headers]) 215 HAS_GOOD_CCACHE=`($CCACHE --version | head -n 1 | grep -E 3.1.@<:@456789@:>@) 2> /dev/null` 216 if test "x$HAS_GOOD_CCACHE" = x; then 217 AC_MSG_RESULT([no, disabling ccache]) 218 CCACHE= 219 CCACHE_STATUS="disabled" 220 else 221 AC_MSG_RESULT([yes]) 222 AC_MSG_CHECKING([if C-compiler supports ccache precompiled headers]) 223 PUSHED_FLAGS="$CXXFLAGS" 224 CXXFLAGS="-fpch-preprocess $CXXFLAGS" 225 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [CC_KNOWS_CCACHE_TRICK=yes], [CC_KNOWS_CCACHE_TRICK=no]) 226 CXXFLAGS="$PUSHED_FLAGS" 227 if test "x$CC_KNOWS_CCACHE_TRICK" = xyes; then 228 AC_MSG_RESULT([yes]) 229 else 230 AC_MSG_RESULT([no, disabling ccaching of precompiled headers]) 231 CCACHE= 232 CCACHE_STATUS="disabled" 233 fi 234 fi 235 fi 236 237 if test "x$CCACHE" != x; then 238 CCACHE_SLOPPINESS=time_macros 239 CCACHE="CCACHE_COMPRESS=1 $SET_CCACHE_DIR CCACHE_SLOPPINESS=$CCACHE_SLOPPINESS $CCACHE" 240 CCACHE_FLAGS=-fpch-preprocess 241 242 if test "x$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: $SJAVAC_SERVER_JAVA]) 295 fi 296 else 297 SJAVAC_SERVER_JAVA="" 298 # Hotspot specific options. 299 ADD_JVM_ARG_IF_OK([-verbosegc],SJAVAC_SERVER_JAVA,[$JAVA]) 300 # JRockit specific options. 301 ADD_JVM_ARG_IF_OK([-Xverbose:gc],SJAVAC_SERVER_JAVA,[$JAVA]) 302 SJAVAC_SERVER_JAVA="$JAVA $SJAVAC_SERVER_JAVA" 303 fi 304 AC_SUBST(SJAVAC_SERVER_JAVA) 305 306 if test "$MEMORY_SIZE" -gt "2500"; then 307 ADD_JVM_ARG_IF_OK([-d64],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 308 if test "$JVM_ARG_OK" = true; then 309 JVM_64BIT=true 310 JVM_ARG_OK=false 311 fi 312 fi 313 314 if test "$JVM_64BIT" = true; then 315 if test "$MEMORY_SIZE" -gt "17000"; then 316 ADD_JVM_ARG_IF_OK([-Xms10G -Xmx10G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 317 fi 318 if test "$MEMORY_SIZE" -gt "10000" && test "$JVM_ARG_OK" = false; then 319 ADD_JVM_ARG_IF_OK([-Xms6G -Xmx6G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 320 fi 321 if test "$MEMORY_SIZE" -gt "5000" && test "$JVM_ARG_OK" = false; then 322 ADD_JVM_ARG_IF_OK([-Xms1G -Xmx3G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 323 fi 324 if test "$MEMORY_SIZE" -gt "3800" && test "$JVM_ARG_OK" = false; then 325 ADD_JVM_ARG_IF_OK([-Xms1G -Xmx2500M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 326 fi 327 fi 328 if test "$MEMORY_SIZE" -gt "2500" && test "$JVM_ARG_OK" = false; then 329 ADD_JVM_ARG_IF_OK([-Xms1000M -Xmx1500M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 330 fi 331 if test "$MEMORY_SIZE" -gt "1000" && test "$JVM_ARG_OK" = false; then 332 ADD_JVM_ARG_IF_OK([-Xms400M -Xmx1100M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 333 fi 334 if test "$JVM_ARG_OK" = false; then 335 ADD_JVM_ARG_IF_OK([-Xms256M -Xmx512M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 336 fi 337 338 AC_MSG_CHECKING([whether to use sjavac]) 339 AC_ARG_ENABLE([sjavac], [AS_HELP_STRING([--enable-sjavac], 340 [use sjavac to do fast incremental compiles @<:@disabled@:>@])], 341 [ENABLE_SJAVAC="${enableval}"], [ENABLE_SJAVAC='no']) 342 AC_MSG_RESULT([$ENABLE_SJAVAC]) 343 AC_SUBST(ENABLE_SJAVAC) 344 345 if test "x$ENABLE_SJAVAC" = xyes; then 346 SJAVAC_SERVER_DIR="$OUTPUT_ROOT/javacservers" 347 else 348 SJAVAC_SERVER_DIR= 349 fi 350 AC_SUBST(SJAVAC_SERVER_DIR) 351 ])