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([$MEMORY_SIZE MB])
  91   else
  92     AC_MSG_RESULT([could not detect memory size, defaulting to 1024 MB])
  93     AC_MSG_WARN([This might seriously impact build performance!])
  94   fi
  95 ])
  96 
  97 AC_DEFUN_ONCE([BPERF_SETUP_BUILD_CORES],
  98 [
  99   # How many cores do we have on this build system?
 100   AC_ARG_WITH(num-cores, [AS_HELP_STRING([--with-num-cores],
 101       [number of cores in the build system, e.g. --with-num-cores=8 @<:@probed@:>@])])
 102   if test "x$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, rounding up a bit.
 135     memory_gb=`expr $MEMORY_SIZE / 1100`
 136     # Pick the lowest of memory in gb and number of cores.
 137     if test "$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=$with_jobs
 156   fi
 157   AC_SUBST(JOBS)
 158 ])
 159 
 160 AC_DEFUN([BPERF_SETUP_CCACHE],
 161 [
 162   AC_ARG_ENABLE([ccache],
 163       [AS_HELP_STRING([--enable-ccache],
 164       [enable using ccache to speed up recompilations @<:@disabled@:>@])])
 165 
 166   CCACHE=
 167   AC_MSG_CHECKING([is ccache enabled])
 168   ENABLE_CCACHE=$enable_ccache
 169   if test "x$enable_ccache" = xyes; then
 170     AC_MSG_RESULT([yes])
 171     OLD_PATH="$PATH"
 172     if test "x$TOOLS_DIR" != x; then
 173       PATH=$TOOLS_DIR:$PATH
 174     fi
 175     BASIC_REQUIRE_PROGS(CCACHE, ccache)
 176     CCACHE_STATUS="enabled"
 177     PATH="$OLD_PATH"
 178   elif test "x$enable_ccache" = xno; then
 179     AC_MSG_RESULT([no, explicitly disabled])
 180   elif test "x$enable_ccache" = x; then
 181     AC_MSG_RESULT([no])
 182   else
 183     AC_MSG_RESULT([unknown])
 184     AC_MSG_ERROR([--enable-ccache does not accept any parameters])
 185   fi
 186   AC_SUBST(CCACHE)
 187 
 188   AC_ARG_WITH([ccache-dir],
 189       [AS_HELP_STRING([--with-ccache-dir],
 190       [where to store ccache files @<:@~/.ccache@:>@])])
 191 
 192   if test "x$with_ccache_dir" != x; then
 193     # When using a non home ccache directory, assume the use is to share ccache files
 194     # with other users. Thus change the umask.
 195     SET_CCACHE_DIR="CCACHE_DIR=$with_ccache_dir CCACHE_UMASK=002"
 196     if test "x$CCACHE" = x; then
 197       AC_MSG_WARN([--with-ccache-dir has no meaning when ccache is not enabled])
 198     fi
 199   fi
 200 
 201   if test "x$CCACHE" != x; then
 202     BPERF_SETUP_CCACHE_USAGE
 203   fi
 204 ])
 205 
 206 AC_DEFUN([BPERF_SETUP_CCACHE_USAGE],
 207 [
 208   if test "x$CCACHE" != x; then
 209     # Only use ccache if it is 3.1.4 or later, which supports
 210     # precompiled headers.
 211     AC_MSG_CHECKING([if ccache supports precompiled headers])
 212     HAS_GOOD_CCACHE=`($CCACHE --version | head -n 1 | grep -E 3.1.@<:@456789@:>@) 2> /dev/null`
 213     if test "x$HAS_GOOD_CCACHE" = x; then
 214       AC_MSG_RESULT([no, disabling ccache])
 215       CCACHE=
 216       CCACHE_STATUS="disabled"
 217     else
 218       AC_MSG_RESULT([yes])
 219       AC_MSG_CHECKING([if C-compiler supports ccache precompiled headers])
 220       PUSHED_FLAGS="$CXXFLAGS"
 221       CXXFLAGS="-fpch-preprocess $CXXFLAGS"
 222       AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [CC_KNOWS_CCACHE_TRICK=yes], [CC_KNOWS_CCACHE_TRICK=no])
 223       CXXFLAGS="$PUSHED_FLAGS"
 224       if test "x$CC_KNOWS_CCACHE_TRICK" = xyes; then
 225         AC_MSG_RESULT([yes])
 226       else
 227         AC_MSG_RESULT([no, disabling ccaching of precompiled headers])
 228         CCACHE=
 229         CCACHE_STATUS="disabled"
 230       fi
 231     fi
 232   fi
 233 
 234   if test "x$CCACHE" != x; then
 235     CCACHE_SLOPPINESS=time_macros
 236     CCACHE="CCACHE_COMPRESS=1 $SET_CCACHE_DIR CCACHE_SLOPPINESS=$CCACHE_SLOPPINESS $CCACHE"
 237     CCACHE_FLAGS=-fpch-preprocess
 238 
 239     if test "x$SET_CCACHE_DIR" != x; then
 240       mkdir -p $CCACHE_DIR > /dev/null 2>&1
 241       chmod a+rwxs $CCACHE_DIR > /dev/null 2>&1
 242     fi
 243   fi
 244 ])
 245 
 246 AC_DEFUN_ONCE([BPERF_SETUP_PRECOMPILED_HEADERS],
 247 [
 248 
 249   ###############################################################################
 250   #
 251   # Can the C/C++ compiler use precompiled headers?
 252   #
 253   AC_ARG_ENABLE([precompiled-headers], [AS_HELP_STRING([--disable-precompiled-headers],
 254       [disable using precompiled headers when compiling C++ @<:@enabled@:>@])],
 255       [ENABLE_PRECOMPH=${enable_precompiled_headers}], [ENABLE_PRECOMPH=yes])
 256 
 257   USE_PRECOMPILED_HEADER=1
 258   if test "x$ENABLE_PRECOMPH" = xno; then
 259     USE_PRECOMPILED_HEADER=0
 260   fi
 261 
 262   if test "x$ENABLE_PRECOMPH" = xyes; then
 263     # Check that the compiler actually supports precomp headers.
 264     if test "x$TOOLCHAIN_TYPE" = xgcc; then
 265       AC_MSG_CHECKING([that precompiled headers work])
 266       echo "int alfa();" > conftest.h
 267       $CXX -x c++-header conftest.h -o conftest.hpp.gch 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD
 268       if test ! -f conftest.hpp.gch; then
 269         USE_PRECOMPILED_HEADER=0
 270         AC_MSG_RESULT([no])
 271       else
 272         AC_MSG_RESULT([yes])
 273       fi
 274       rm -f conftest.h conftest.hpp.gch
 275     fi
 276   fi
 277 
 278   AC_SUBST(USE_PRECOMPILED_HEADER)
 279 ])
 280 
 281 
 282 AC_DEFUN_ONCE([BPERF_SETUP_SMART_JAVAC],
 283 [
 284   AC_ARG_WITH(sjavac-server-java, [AS_HELP_STRING([--with-sjavac-server-java],
 285       [use this java binary for running the sjavac background server @<:@Boot JDK java@:>@])])
 286 
 287   if test "x$with_sjavac_server_java" != x; then
 288     SJAVAC_SERVER_JAVA="$with_sjavac_server_java"
 289     FOUND_VERSION=`$SJAVAC_SERVER_JAVA -version 2>&1 | grep " version \""`
 290     if test "x$FOUND_VERSION" = x; then
 291       AC_MSG_ERROR([Could not execute server java: $SJAVAC_SERVER_JAVA])
 292     fi
 293   else
 294     SJAVAC_SERVER_JAVA=""
 295     # Hotspot specific options.
 296     ADD_JVM_ARG_IF_OK([-verbosegc],SJAVAC_SERVER_JAVA,[$JAVA])
 297     # JRockit specific options.
 298     ADD_JVM_ARG_IF_OK([-Xverbose:gc],SJAVAC_SERVER_JAVA,[$JAVA])
 299     SJAVAC_SERVER_JAVA="$JAVA $SJAVAC_SERVER_JAVA"
 300   fi
 301   AC_SUBST(SJAVAC_SERVER_JAVA)
 302 
 303   if test "$MEMORY_SIZE" -gt "2500"; then
 304     ADD_JVM_ARG_IF_OK([-d64],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA])
 305     if test "$JVM_ARG_OK" = true; then
 306       JVM_64BIT=true
 307       JVM_ARG_OK=false
 308     fi
 309   fi
 310 
 311   if test "$JVM_64BIT" = true; then
 312     if test "$MEMORY_SIZE" -gt "17000"; then
 313       ADD_JVM_ARG_IF_OK([-Xms10G -Xmx10G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA])
 314     fi
 315     if test "$MEMORY_SIZE" -gt "10000" && test "$JVM_ARG_OK" = false; then
 316       ADD_JVM_ARG_IF_OK([-Xms6G -Xmx6G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA])
 317     fi
 318     if test "$MEMORY_SIZE" -gt "5000" && test "$JVM_ARG_OK" = false; then
 319       ADD_JVM_ARG_IF_OK([-Xms1G -Xmx3G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA])
 320     fi
 321     if test "$MEMORY_SIZE" -gt "3800" && test "$JVM_ARG_OK" = false; then
 322       ADD_JVM_ARG_IF_OK([-Xms1G -Xmx2500M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA])
 323     fi
 324   fi
 325   if test "$MEMORY_SIZE" -gt "2500" && test "$JVM_ARG_OK" = false; then
 326     ADD_JVM_ARG_IF_OK([-Xms1000M -Xmx1500M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA])
 327   fi
 328   if test "$MEMORY_SIZE" -gt "1000" && test "$JVM_ARG_OK" = false; then
 329     ADD_JVM_ARG_IF_OK([-Xms400M -Xmx1100M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA])
 330   fi
 331   if test "$JVM_ARG_OK" = false; then
 332     ADD_JVM_ARG_IF_OK([-Xms256M -Xmx512M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA])
 333   fi
 334 
 335   AC_MSG_CHECKING([whether to use sjavac])
 336   AC_ARG_ENABLE([sjavac], [AS_HELP_STRING([--enable-sjavac],
 337       [use sjavac to do fast incremental compiles @<:@disabled@:>@])],
 338       [ENABLE_SJAVAC="${enableval}"], [ENABLE_SJAVAC='no'])
 339   AC_MSG_RESULT([$ENABLE_SJAVAC])
 340   AC_SUBST(ENABLE_SJAVAC)
 341 
 342   if test "x$ENABLE_SJAVAC" = xyes; then
 343     SJAVAC_SERVER_DIR="$OUTPUT_ROOT/javacservers"
 344   else
 345     SJAVAC_SERVER_DIR=
 346   fi
 347   AC_SUBST(SJAVAC_SERVER_DIR)
 348 ])
--- EOF ---