erikj@459: #
aleonard@2451: # Copyright (c) 2011, 2019, Oracle and/or its affiliates. All rights reserved.
erikj@459: # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
erikj@459: #
erikj@459: # This code is free software; you can redistribute it and/or modify it
erikj@459: # under the terms of the GNU General Public License version 2 only, as
erikj@459: # published by the Free Software Foundation.  Oracle designates this
erikj@459: # particular file as subject to the "Classpath" exception as provided
erikj@459: # by Oracle in the LICENSE file that accompanied this code.
erikj@459: #
erikj@459: # This code is distributed in the hope that it will be useful, but WITHOUT
erikj@459: # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
erikj@459: # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
erikj@459: # version 2 for more details (a copy is included in the LICENSE file that
erikj@459: # accompanied this code).
erikj@459: #
erikj@459: # You should have received a copy of the GNU General Public License version
erikj@459: # 2 along with this work; if not, write to the Free Software Foundation,
erikj@459: # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
erikj@459: #
erikj@459: # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
erikj@459: # or visit www.oracle.com if you need additional information or have any
erikj@459: # questions.
erikj@459: #
erikj@459: 
erikj@459: AC_DEFUN([BPERF_CHECK_CORES],
erikj@459: [
ihse@839:   AC_MSG_CHECKING([for number of cores])
ihse@839:   NUM_CORES=1
ihse@839:   FOUND_CORES=no
erikj@459: 
ihse@839:   if test -f /proc/cpuinfo; then
ihse@839:     # Looks like a Linux (or cygwin) system
ihse@839:     NUM_CORES=`cat /proc/cpuinfo  | grep -c processor`
ihse@839:     FOUND_CORES=yes
ihse@839:   elif test -x /usr/sbin/psrinfo; then
ihse@839:     # Looks like a Solaris system
ihse@839:     NUM_CORES=`LC_MESSAGES=C /usr/sbin/psrinfo -v | grep -c on-line`
ihse@839:     FOUND_CORES=yes
ihse@839:   elif test -x /usr/sbin/system_profiler; then
ihse@839:     # Looks like a MacOSX system
ihse@839:     NUM_CORES=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Cores' | awk  '{print [$]5}'`
ihse@839:     FOUND_CORES=yes
kvn@972:   elif test "x$OPENJDK_BUILD_OS" = xaix ; then
aleonard@2451:     NUM_LCPU=`lparstat -m 2> /dev/null | $GREP -o "lcpu=[[0-9]]*" | $CUT -d "=" -f 2`
aleonard@2451:     if test -n "$NUM_LCPU"; then
aleonard@2451:       NUM_CORES=$NUM_LCPU
aleonard@2451:       FOUND_CORES=yes
aleonard@2451:     fi
ihse@839:   elif test -n "$NUMBER_OF_PROCESSORS"; then
ihse@839:     # On windows, look in the env
ihse@839:     NUM_CORES=$NUMBER_OF_PROCESSORS
ihse@839:     FOUND_CORES=yes
ihse@839:   fi
erikj@459: 
ihse@839:   if test "x$FOUND_CORES" = xyes; then
ihse@839:     AC_MSG_RESULT([$NUM_CORES])
ihse@839:   else
ihse@839:     AC_MSG_RESULT([could not detect number of cores, defaulting to 1])
ihse@839:     AC_MSG_WARN([This will disable all parallelism from build!])
ihse@839:   fi
erikj@459: ])
erikj@459: 
erikj@459: AC_DEFUN([BPERF_CHECK_MEMORY_SIZE],
erikj@459: [
ihse@839:   AC_MSG_CHECKING([for memory size])
ihse@839:   # Default to 1024 MB
ihse@839:   MEMORY_SIZE=1024
ihse@839:   FOUND_MEM=no
erikj@459: 
ihse@839:   if test -f /proc/meminfo; then
ihse@839:     # Looks like a Linux (or cygwin) system
ihse@839:     MEMORY_SIZE=`cat /proc/meminfo | grep MemTotal | awk '{print [$]2}'`
ihse@839:     MEMORY_SIZE=`expr $MEMORY_SIZE / 1024`
ihse@839:     FOUND_MEM=yes
ihse@839:   elif test -x /usr/sbin/prtconf; then
kvn@972:     # Looks like a Solaris or AIX system
kvn@972:     MEMORY_SIZE=`/usr/sbin/prtconf | grep "^Memory [[Ss]]ize" | awk '{ print [$]3 }'`
ihse@839:     FOUND_MEM=yes
ihse@839:   elif test -x /usr/sbin/system_profiler; then
ihse@839:     # Looks like a MacOSX system
ihse@839:     MEMORY_SIZE=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Memory' | awk  '{print [$]2}'`
ihse@839:     MEMORY_SIZE=`expr $MEMORY_SIZE \* 1024`
ihse@839:     FOUND_MEM=yes
ihse@839:   elif test "x$OPENJDK_BUILD_OS" = xwindows; then
ihse@839:     # Windows, but without cygwin
ihse@839:     MEMORY_SIZE=`wmic computersystem get totalphysicalmemory -value | grep = | cut -d "=" -f 2-`
ihse@839:     MEMORY_SIZE=`expr $MEMORY_SIZE / 1024 / 1024`
ihse@839:     FOUND_MEM=yes
ihse@839:   fi
ihse@839: 
ihse@839:   if test "x$FOUND_MEM" = xyes; then
ihse@839:     AC_MSG_RESULT([$MEMORY_SIZE MB])
ihse@839:   else
ihse@839:     AC_MSG_RESULT([could not detect memory size, defaulting to 1024 MB])
ihse@839:     AC_MSG_WARN([This might seriously impact build performance!])
ihse@839:   fi
erikj@459: ])
erikj@459: 
erikj@459: AC_DEFUN_ONCE([BPERF_SETUP_BUILD_CORES],
erikj@459: [
erikj@635:   # How many cores do we have on this build system?
erikj@635:   AC_ARG_WITH(num-cores, [AS_HELP_STRING([--with-num-cores],
ihse@839:       [number of cores in the build system, e.g. --with-num-cores=8 @<:@probed@:>@])])
erikj@635:   if test "x$with_num_cores" = x; then
erikj@459:     # The number of cores were not specified, try to probe them.
erikj@459:     BPERF_CHECK_CORES
erikj@635:   else
erikj@459:     NUM_CORES=$with_num_cores
erikj@635:   fi
erikj@635:   AC_SUBST(NUM_CORES)
erikj@459: ])
erikj@459: 
erikj@459: AC_DEFUN_ONCE([BPERF_SETUP_BUILD_MEMORY],
erikj@459: [
erikj@635:   # How much memory do we have on this build system?
erikj@635:   AC_ARG_WITH(memory-size, [AS_HELP_STRING([--with-memory-size],
ihse@839:       [memory (in MB) available in the build system, e.g. --with-memory-size=1024 @<:@probed@:>@])])
erikj@635:   if test "x$with_memory_size" = x; then
erikj@459:     # The memory size was not specified, try to probe it.
erikj@459:     BPERF_CHECK_MEMORY_SIZE
erikj@635:   else
erikj@459:     MEMORY_SIZE=$with_memory_size
erikj@635:   fi
erikj@635:   AC_SUBST(MEMORY_SIZE)
erikj@635: ])
erikj@635: 
erikj@635: AC_DEFUN_ONCE([BPERF_SETUP_BUILD_JOBS],
erikj@635: [
ihse@839:   # Provide a decent default number of parallel jobs for make depending on
erikj@635:   # number of cores, amount of memory and machine architecture.
erikj@635:   AC_ARG_WITH(jobs, [AS_HELP_STRING([--with-jobs],
ihse@839:       [number of parallel jobs to let make run @<:@calculated based on cores and memory@:>@])])
erikj@635:   if test "x$with_jobs" = x; then
erikj@635:     # Number of jobs was not specified, calculate.
erikj@635:     AC_MSG_CHECKING([for appropriate number of jobs to run in parallel])
erikj@635:     # Approximate memory in GB, rounding up a bit.
erikj@635:     memory_gb=`expr $MEMORY_SIZE / 1100`
erikj@635:     # Pick the lowest of memory in gb and number of cores.
erikj@635:     if test "$memory_gb" -lt "$NUM_CORES"; then
erikj@635:       JOBS="$memory_gb"
erikj@635:     else
erikj@635:       JOBS="$NUM_CORES"
erikj@635:       # On bigger machines, leave some room for other processes to run
erikj@635:       if test "$JOBS" -gt "4"; then
erikj@635:         JOBS=`expr $JOBS '*' 90 / 100`
erikj@635:       fi
erikj@635:     fi
erikj@635:     # Cap number of jobs to 16
erikj@635:     if test "$JOBS" -gt "16"; then
erikj@635:       JOBS=16
erikj@635:     fi
erikj@724:     if test "$JOBS" -eq "0"; then
erikj@724:       JOBS=1
erikj@724:     fi
erikj@635:     AC_MSG_RESULT([$JOBS])
erikj@635:   else
erikj@635:     JOBS=$with_jobs
erikj@635:   fi
erikj@635:   AC_SUBST(JOBS)
erikj@459: ])
erikj@459: 
erikj@459: AC_DEFUN([BPERF_SETUP_CCACHE],
erikj@459: [
ihse@839:   AC_ARG_ENABLE([ccache],
kevinw@2203:       [AS_HELP_STRING([--enable-ccache],
kevinw@2203:       [enable using ccache to speed up recompilations @<:@disabled@:>@])])
kevinw@2203: 
kevinw@2203:   CCACHE=
kevinw@2203:   AC_MSG_CHECKING([is ccache enabled])
kevinw@2203:   ENABLE_CCACHE=$enable_ccache
kevinw@2203:   if test "x$enable_ccache" = xyes; then
kevinw@2203:     AC_MSG_RESULT([yes])
ihse@839:     OLD_PATH="$PATH"
kevinw@2215:     if test "x$TOOLCHAIN_PATH" != x; then
kevinw@2215:       PATH=$TOOLCHAIN_PATH:$PATH
ihse@839:     fi
kevinw@2204:     BASIC_REQUIRE_PROGS(CCACHE, ccache)
kevinw@2203:     CCACHE_STATUS="enabled"
ihse@839:     PATH="$OLD_PATH"
kevinw@2203:   elif test "x$enable_ccache" = xno; then
kevinw@2203:     AC_MSG_RESULT([no, explicitly disabled])
kevinw@2203:   elif test "x$enable_ccache" = x; then
kevinw@2203:     AC_MSG_RESULT([no])
ihse@839:   else
kevinw@2203:     AC_MSG_RESULT([unknown])
kevinw@2203:     AC_MSG_ERROR([--enable-ccache does not accept any parameters])
ihse@839:   fi
ihse@839:   AC_SUBST(CCACHE)
erikj@459: 
ihse@839:   AC_ARG_WITH([ccache-dir],
ihse@839:       [AS_HELP_STRING([--with-ccache-dir],
ihse@839:       [where to store ccache files @<:@~/.ccache@:>@])])
erikj@459: 
ihse@839:   if test "x$with_ccache_dir" != x; then
ihse@839:     # When using a non home ccache directory, assume the use is to share ccache files
ihse@839:     # with other users. Thus change the umask.
ihse@839:     SET_CCACHE_DIR="CCACHE_DIR=$with_ccache_dir CCACHE_UMASK=002"
kevinw@2203:     if test "x$CCACHE" = x; then
kevinw@2203:       AC_MSG_WARN([--with-ccache-dir has no meaning when ccache is not enabled])
kevinw@2203:     fi
ihse@839:   fi
kevinw@2203: 
ihse@839:   if test "x$CCACHE" != x; then
ihse@839:     BPERF_SETUP_CCACHE_USAGE
ihse@839:   fi
erikj@459: ])
erikj@459: 
erikj@459: AC_DEFUN([BPERF_SETUP_CCACHE_USAGE],
erikj@459: [
ihse@839:   if test "x$CCACHE" != x; then
ihse@839:     # Only use ccache if it is 3.1.4 or later, which supports
ihse@839:     # precompiled headers.
ihse@839:     AC_MSG_CHECKING([if ccache supports precompiled headers])
ihse@839:     HAS_GOOD_CCACHE=`($CCACHE --version | head -n 1 | grep -E 3.1.@<:@456789@:>@) 2> /dev/null`
ihse@839:     if test "x$HAS_GOOD_CCACHE" = x; then
ihse@839:       AC_MSG_RESULT([no, disabling ccache])
ihse@839:       CCACHE=
kevinw@2203:       CCACHE_STATUS="disabled"
ihse@839:     else
ihse@839:       AC_MSG_RESULT([yes])
ihse@839:       AC_MSG_CHECKING([if C-compiler supports ccache precompiled headers])
ihse@839:       PUSHED_FLAGS="$CXXFLAGS"
ihse@839:       CXXFLAGS="-fpch-preprocess $CXXFLAGS"
ihse@839:       AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [CC_KNOWS_CCACHE_TRICK=yes], [CC_KNOWS_CCACHE_TRICK=no])
ihse@839:       CXXFLAGS="$PUSHED_FLAGS"
ihse@839:       if test "x$CC_KNOWS_CCACHE_TRICK" = xyes; then
ihse@839:         AC_MSG_RESULT([yes])
ihse@839:       else
ihse@839:         AC_MSG_RESULT([no, disabling ccaching of precompiled headers])
ihse@839:         CCACHE=
kevinw@2203:         CCACHE_STATUS="disabled"
ihse@839:       fi
erikj@459:     fi
ihse@839:   fi
erikj@459: 
ihse@839:   if test "x$CCACHE" != x; then
ihse@839:     CCACHE_SLOPPINESS=time_macros
ihse@839:     CCACHE="CCACHE_COMPRESS=1 $SET_CCACHE_DIR CCACHE_SLOPPINESS=$CCACHE_SLOPPINESS $CCACHE"
ihse@839:     CCACHE_FLAGS=-fpch-preprocess
erikj@459: 
ihse@839:     if test "x$SET_CCACHE_DIR" != x; then
ihse@839:       mkdir -p $CCACHE_DIR > /dev/null 2>&1
ihse@839:       chmod a+rwxs $CCACHE_DIR > /dev/null 2>&1
erikj@459:     fi
ihse@839:   fi
erikj@459: ])
erikj@459: 
erikj@459: AC_DEFUN_ONCE([BPERF_SETUP_PRECOMPILED_HEADERS],
erikj@459: [
erikj@459: 
ihse@839:   ###############################################################################
ihse@839:   #
ihse@839:   # Can the C/C++ compiler use precompiled headers?
ihse@839:   #
ihse@839:   AC_ARG_ENABLE([precompiled-headers], [AS_HELP_STRING([--disable-precompiled-headers],
ihse@839:       [disable using precompiled headers when compiling C++ @<:@enabled@:>@])],
ihse@839:       [ENABLE_PRECOMPH=${enable_precompiled_headers}], [ENABLE_PRECOMPH=yes])
ihse@839: 
ihse@839:   USE_PRECOMPILED_HEADER=1
ihse@839:   if test "x$ENABLE_PRECOMPH" = xno; then
erikj@459:     USE_PRECOMPILED_HEADER=0
ihse@839:   fi
erikj@459: 
ihse@839:   if test "x$ENABLE_PRECOMPH" = xyes; then
erikj@459:     # Check that the compiler actually supports precomp headers.
kevinw@2206:     if test "x$TOOLCHAIN_TYPE" = xgcc; then
ihse@839:       AC_MSG_CHECKING([that precompiled headers work])
ihse@839:       echo "int alfa();" > conftest.h
ihse@839:       $CXX -x c++-header conftest.h -o conftest.hpp.gch 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD
ihse@839:       if test ! -f conftest.hpp.gch; then
ihse@839:         USE_PRECOMPILED_HEADER=0
ihse@839:         AC_MSG_RESULT([no])
ihse@839:       else
ihse@839:         AC_MSG_RESULT([yes])
ihse@839:       fi
ihse@839:       rm -f conftest.h conftest.hpp.gch
erikj@459:     fi
ihse@839:   fi
erikj@459: 
ihse@839:   AC_SUBST(USE_PRECOMPILED_HEADER)
erikj@459: ])
erikj@459: 
erikj@459: 
erikj@459: AC_DEFUN_ONCE([BPERF_SETUP_SMART_JAVAC],
erikj@459: [
ihse@839:   AC_ARG_WITH(sjavac-server-java, [AS_HELP_STRING([--with-sjavac-server-java],
ihse@839:       [use this java binary for running the sjavac background server @<:@Boot JDK java@:>@])])
erikj@459: 
ihse@839:   if test "x$with_sjavac_server_java" != x; then
ohair@478:     SJAVAC_SERVER_JAVA="$with_sjavac_server_java"
ohair@478:     FOUND_VERSION=`$SJAVAC_SERVER_JAVA -version 2>&1 | grep " version \""`
erikj@459:     if test "x$FOUND_VERSION" = x; then
ihse@839:       AC_MSG_ERROR([Could not execute server java: $SJAVAC_SERVER_JAVA])
erikj@459:     fi
ihse@839:   else
ohair@478:     SJAVAC_SERVER_JAVA=""
erikj@459:     # Hotspot specific options.
ohair@478:     ADD_JVM_ARG_IF_OK([-verbosegc],SJAVAC_SERVER_JAVA,[$JAVA])
erikj@459:     # JRockit specific options.
ohair@478:     ADD_JVM_ARG_IF_OK([-Xverbose:gc],SJAVAC_SERVER_JAVA,[$JAVA])
ohair@478:     SJAVAC_SERVER_JAVA="$JAVA $SJAVAC_SERVER_JAVA"
ihse@839:   fi
ihse@839:   AC_SUBST(SJAVAC_SERVER_JAVA)
erikj@459: 
ihse@839:   if test "$MEMORY_SIZE" -gt "2500"; then
erikj@717:     ADD_JVM_ARG_IF_OK([-d64],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA])
erikj@717:     if test "$JVM_ARG_OK" = true; then
ihse@839:       JVM_64BIT=true
ihse@839:       JVM_ARG_OK=false
erikj@717:     fi
ihse@839:   fi
erikj@459: 
ihse@839:   if test "$JVM_64BIT" = true; then
erikj@459:     if test "$MEMORY_SIZE" -gt "17000"; then
ihse@839:       ADD_JVM_ARG_IF_OK([-Xms10G -Xmx10G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA])
erikj@717:     fi
erikj@717:     if test "$MEMORY_SIZE" -gt "10000" && test "$JVM_ARG_OK" = false; then
ihse@839:       ADD_JVM_ARG_IF_OK([-Xms6G -Xmx6G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA])
erikj@717:     fi
erikj@717:     if test "$MEMORY_SIZE" -gt "5000" && test "$JVM_ARG_OK" = false; then
ihse@839:       ADD_JVM_ARG_IF_OK([-Xms1G -Xmx3G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA])
erikj@717:     fi
erikj@717:     if test "$MEMORY_SIZE" -gt "3800" && test "$JVM_ARG_OK" = false; then
ihse@839:       ADD_JVM_ARG_IF_OK([-Xms1G -Xmx2500M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA])
erikj@459:     fi
ihse@839:   fi
ihse@839:   if test "$MEMORY_SIZE" -gt "2500" && test "$JVM_ARG_OK" = false; then
erikj@717:     ADD_JVM_ARG_IF_OK([-Xms1000M -Xmx1500M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA])
ihse@839:   fi
ihse@839:   if test "$MEMORY_SIZE" -gt "1000" && test "$JVM_ARG_OK" = false; then
erikj@717:     ADD_JVM_ARG_IF_OK([-Xms400M -Xmx1100M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA])
ihse@839:   fi
ihse@839:   if test "$JVM_ARG_OK" = false; then
erikj@717:     ADD_JVM_ARG_IF_OK([-Xms256M -Xmx512M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA])
ihse@839:   fi
erikj@459: 
ihse@839:   AC_MSG_CHECKING([whether to use sjavac])
ihse@839:   AC_ARG_ENABLE([sjavac], [AS_HELP_STRING([--enable-sjavac],
ihse@839:       [use sjavac to do fast incremental compiles @<:@disabled@:>@])],
ihse@839:       [ENABLE_SJAVAC="${enableval}"], [ENABLE_SJAVAC='no'])
ihse@839:   AC_MSG_RESULT([$ENABLE_SJAVAC])
ihse@839:   AC_SUBST(ENABLE_SJAVAC)
erikj@459: 
ihse@839:   if test "x$ENABLE_SJAVAC" = xyes; then
ohair@478:     SJAVAC_SERVER_DIR="$OUTPUT_ROOT/javacservers"
ihse@839:   else
ohair@478:     SJAVAC_SERVER_DIR=
ihse@839:   fi
ihse@839:   AC_SUBST(SJAVAC_SERVER_DIR)
erikj@459: ])