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1 # |
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2 # Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. |
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3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 # |
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5 # This code is free software; you can redistribute it and/or modify it |
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6 # under the terms of the GNU General Public License version 2 only, as |
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7 # published by the Free Software Foundation. Oracle designates this |
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8 # particular file as subject to the "Classpath" exception as provided |
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9 # by Oracle in the LICENSE file that accompanied this code. |
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10 # |
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11 # This code is distributed in the hope that it will be useful, but WITHOUT |
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12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 # version 2 for more details (a copy is included in the LICENSE file that |
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15 # accompanied this code). |
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16 # |
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17 # You should have received a copy of the GNU General Public License version |
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18 # 2 along with this work; if not, write to the Free Software Foundation, |
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19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 # |
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21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 # or visit www.oracle.com if you need additional information or have any |
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23 # questions. |
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24 # |
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25 |
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26 AC_DEFUN([BPERF_CHECK_CORES], |
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27 [ |
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28 AC_MSG_CHECKING([for number of cores]) |
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29 NUM_CORES=1 |
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30 FOUND_CORES=no |
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31 |
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32 if test -f /proc/cpuinfo; then |
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33 # Looks like a Linux (or cygwin) system |
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34 NUM_CORES=`cat /proc/cpuinfo | grep -c processor` |
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35 FOUND_CORES=yes |
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36 elif test -x /usr/sbin/psrinfo; then |
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37 # Looks like a Solaris system |
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38 NUM_CORES=`LC_MESSAGES=C /usr/sbin/psrinfo -v | grep -c on-line` |
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39 FOUND_CORES=yes |
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40 elif test -x /usr/sbin/system_profiler; then |
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41 # Looks like a MacOSX system |
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42 NUM_CORES=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Cores' | awk '{print [$]5}'` |
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43 FOUND_CORES=yes |
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44 elif test "x$OPENJDK_BUILD_OS" = xaix ; then |
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45 NUM_CORES=`/usr/sbin/prtconf | grep "^Number Of Processors" | awk '{ print [$]4 }'` |
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46 FOUND_CORES=yes |
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47 elif test -n "$NUMBER_OF_PROCESSORS"; then |
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48 # On windows, look in the env |
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49 NUM_CORES=$NUMBER_OF_PROCESSORS |
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50 FOUND_CORES=yes |
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51 fi |
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52 |
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53 if test "x$FOUND_CORES" = xyes; then |
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54 AC_MSG_RESULT([$NUM_CORES]) |
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55 else |
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56 AC_MSG_RESULT([could not detect number of cores, defaulting to 1]) |
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57 AC_MSG_WARN([This will disable all parallelism from build!]) |
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58 fi |
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59 ]) |
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60 |
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61 AC_DEFUN([BPERF_CHECK_MEMORY_SIZE], |
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62 [ |
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63 AC_MSG_CHECKING([for memory size]) |
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64 # Default to 1024 MB |
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65 MEMORY_SIZE=1024 |
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66 FOUND_MEM=no |
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67 |
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68 if test -f /proc/meminfo; then |
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69 # Looks like a Linux (or cygwin) system |
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70 MEMORY_SIZE=`cat /proc/meminfo | grep MemTotal | awk '{print [$]2}'` |
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71 MEMORY_SIZE=`expr $MEMORY_SIZE / 1024` |
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72 FOUND_MEM=yes |
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73 elif test -x /usr/sbin/prtconf; then |
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74 # Looks like a Solaris or AIX system |
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75 MEMORY_SIZE=`/usr/sbin/prtconf | grep "^Memory [[Ss]]ize" | awk '{ print [$]3 }'` |
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76 FOUND_MEM=yes |
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77 elif test -x /usr/sbin/system_profiler; then |
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78 # Looks like a MacOSX system |
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79 MEMORY_SIZE=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Memory' | awk '{print [$]2}'` |
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80 MEMORY_SIZE=`expr $MEMORY_SIZE \* 1024` |
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81 FOUND_MEM=yes |
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82 elif test "x$OPENJDK_BUILD_OS" = xwindows; then |
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83 # Windows, but without cygwin |
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84 MEMORY_SIZE=`wmic computersystem get totalphysicalmemory -value | grep = | cut -d "=" -f 2-` |
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85 MEMORY_SIZE=`expr $MEMORY_SIZE / 1024 / 1024` |
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86 FOUND_MEM=yes |
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87 fi |
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88 |
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89 if test "x$FOUND_MEM" = xyes; then |
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90 AC_MSG_RESULT([$MEMORY_SIZE MB]) |
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91 else |
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92 AC_MSG_RESULT([could not detect memory size, defaulting to 1024 MB]) |
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93 AC_MSG_WARN([This might seriously impact build performance!]) |
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94 fi |
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95 ]) |
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96 |
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97 AC_DEFUN_ONCE([BPERF_SETUP_BUILD_CORES], |
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98 [ |
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99 # How many cores do we have on this build system? |
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100 AC_ARG_WITH(num-cores, [AS_HELP_STRING([--with-num-cores], |
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101 [number of cores in the build system, e.g. --with-num-cores=8 @<:@probed@:>@])]) |
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102 if test "x$with_num_cores" = x; then |
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103 # The number of cores were not specified, try to probe them. |
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104 BPERF_CHECK_CORES |
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105 else |
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106 NUM_CORES=$with_num_cores |
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107 fi |
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108 AC_SUBST(NUM_CORES) |
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109 ]) |
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110 |
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111 AC_DEFUN_ONCE([BPERF_SETUP_BUILD_MEMORY], |
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112 [ |
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113 # How much memory do we have on this build system? |
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114 AC_ARG_WITH(memory-size, [AS_HELP_STRING([--with-memory-size], |
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115 [memory (in MB) available in the build system, e.g. --with-memory-size=1024 @<:@probed@:>@])]) |
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116 if test "x$with_memory_size" = x; then |
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117 # The memory size was not specified, try to probe it. |
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118 BPERF_CHECK_MEMORY_SIZE |
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119 else |
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120 MEMORY_SIZE=$with_memory_size |
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121 fi |
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122 AC_SUBST(MEMORY_SIZE) |
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123 ]) |
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124 |
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125 AC_DEFUN_ONCE([BPERF_SETUP_BUILD_JOBS], |
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126 [ |
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127 # Provide a decent default number of parallel jobs for make depending on |
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128 # number of cores, amount of memory and machine architecture. |
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129 AC_ARG_WITH(jobs, [AS_HELP_STRING([--with-jobs], |
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130 [number of parallel jobs to let make run @<:@calculated based on cores and memory@:>@])]) |
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131 if test "x$with_jobs" = x; then |
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132 # Number of jobs was not specified, calculate. |
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133 AC_MSG_CHECKING([for appropriate number of jobs to run in parallel]) |
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134 # Approximate memory in GB, rounding up a bit. |
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135 memory_gb=`expr $MEMORY_SIZE / 1100` |
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136 # Pick the lowest of memory in gb and number of cores. |
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137 if test "$memory_gb" -lt "$NUM_CORES"; then |
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138 JOBS="$memory_gb" |
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139 else |
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140 JOBS="$NUM_CORES" |
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141 # On bigger machines, leave some room for other processes to run |
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142 if test "$JOBS" -gt "4"; then |
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143 JOBS=`expr $JOBS '*' 90 / 100` |
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144 fi |
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145 fi |
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146 # Cap number of jobs to 16 |
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147 if test "$JOBS" -gt "16"; then |
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148 JOBS=16 |
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149 fi |
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150 if test "$JOBS" -eq "0"; then |
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151 JOBS=1 |
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152 fi |
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153 AC_MSG_RESULT([$JOBS]) |
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154 else |
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155 JOBS=$with_jobs |
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156 fi |
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157 AC_SUBST(JOBS) |
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158 ]) |
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159 |
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160 AC_DEFUN([BPERF_SETUP_CCACHE], |
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161 [ |
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162 AC_ARG_ENABLE([ccache], |
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163 [AS_HELP_STRING([--disable-ccache], |
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164 [disable using ccache to speed up recompilations @<:@enabled@:>@])], |
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165 [ENABLE_CCACHE=${enable_ccache}], [ENABLE_CCACHE=yes]) |
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166 if test "x$ENABLE_CCACHE" = xyes; then |
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167 OLD_PATH="$PATH" |
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168 if test "x$TOOLS_DIR" != x; then |
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169 PATH=$TOOLS_DIR:$PATH |
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170 fi |
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171 AC_PATH_PROG(CCACHE, ccache) |
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172 PATH="$OLD_PATH" |
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173 else |
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174 AC_MSG_CHECKING([for ccache]) |
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175 AC_MSG_RESULT([explicitly disabled]) |
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176 CCACHE= |
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177 fi |
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178 AC_SUBST(CCACHE) |
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179 |
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180 AC_ARG_WITH([ccache-dir], |
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181 [AS_HELP_STRING([--with-ccache-dir], |
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182 [where to store ccache files @<:@~/.ccache@:>@])]) |
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183 |
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184 if test "x$with_ccache_dir" != x; then |
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185 # When using a non home ccache directory, assume the use is to share ccache files |
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186 # with other users. Thus change the umask. |
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187 SET_CCACHE_DIR="CCACHE_DIR=$with_ccache_dir CCACHE_UMASK=002" |
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188 fi |
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189 CCACHE_FOUND="" |
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190 if test "x$CCACHE" != x; then |
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191 BPERF_SETUP_CCACHE_USAGE |
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192 fi |
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193 ]) |
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194 |
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195 AC_DEFUN([BPERF_SETUP_CCACHE_USAGE], |
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196 [ |
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197 if test "x$CCACHE" != x; then |
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198 CCACHE_FOUND="true" |
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199 # Only use ccache if it is 3.1.4 or later, which supports |
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200 # precompiled headers. |
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201 AC_MSG_CHECKING([if ccache supports precompiled headers]) |
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202 HAS_GOOD_CCACHE=`($CCACHE --version | head -n 1 | grep -E 3.1.@<:@456789@:>@) 2> /dev/null` |
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203 if test "x$HAS_GOOD_CCACHE" = x; then |
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204 AC_MSG_RESULT([no, disabling ccache]) |
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205 CCACHE= |
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206 else |
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207 AC_MSG_RESULT([yes]) |
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208 AC_MSG_CHECKING([if C-compiler supports ccache precompiled headers]) |
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209 PUSHED_FLAGS="$CXXFLAGS" |
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210 CXXFLAGS="-fpch-preprocess $CXXFLAGS" |
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211 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [CC_KNOWS_CCACHE_TRICK=yes], [CC_KNOWS_CCACHE_TRICK=no]) |
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212 CXXFLAGS="$PUSHED_FLAGS" |
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213 if test "x$CC_KNOWS_CCACHE_TRICK" = xyes; then |
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214 AC_MSG_RESULT([yes]) |
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215 else |
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216 AC_MSG_RESULT([no, disabling ccaching of precompiled headers]) |
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217 CCACHE= |
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218 fi |
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219 fi |
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220 fi |
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221 |
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222 if test "x$CCACHE" != x; then |
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223 CCACHE_SLOPPINESS=time_macros |
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224 CCACHE="CCACHE_COMPRESS=1 $SET_CCACHE_DIR CCACHE_SLOPPINESS=$CCACHE_SLOPPINESS $CCACHE" |
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225 CCACHE_FLAGS=-fpch-preprocess |
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226 |
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227 if test "x$SET_CCACHE_DIR" != x; then |
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228 mkdir -p $CCACHE_DIR > /dev/null 2>&1 |
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229 chmod a+rwxs $CCACHE_DIR > /dev/null 2>&1 |
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230 fi |
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231 fi |
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232 ]) |
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233 |
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234 AC_DEFUN_ONCE([BPERF_SETUP_PRECOMPILED_HEADERS], |
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235 [ |
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236 |
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237 ############################################################################### |
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238 # |
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239 # Can the C/C++ compiler use precompiled headers? |
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240 # |
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241 AC_ARG_ENABLE([precompiled-headers], [AS_HELP_STRING([--disable-precompiled-headers], |
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242 [disable using precompiled headers when compiling C++ @<:@enabled@:>@])], |
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243 [ENABLE_PRECOMPH=${enable_precompiled_headers}], [ENABLE_PRECOMPH=yes]) |
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244 |
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245 USE_PRECOMPILED_HEADER=1 |
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246 if test "x$ENABLE_PRECOMPH" = xno; then |
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247 USE_PRECOMPILED_HEADER=0 |
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248 fi |
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249 |
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250 if test "x$ENABLE_PRECOMPH" = xyes; then |
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251 # Check that the compiler actually supports precomp headers. |
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252 if test "x$GCC" = xyes; then |
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253 AC_MSG_CHECKING([that precompiled headers work]) |
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254 echo "int alfa();" > conftest.h |
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255 $CXX -x c++-header conftest.h -o conftest.hpp.gch 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD |
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256 if test ! -f conftest.hpp.gch; then |
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257 USE_PRECOMPILED_HEADER=0 |
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258 AC_MSG_RESULT([no]) |
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259 else |
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260 AC_MSG_RESULT([yes]) |
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261 fi |
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262 rm -f conftest.h conftest.hpp.gch |
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263 fi |
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264 fi |
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265 |
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266 AC_SUBST(USE_PRECOMPILED_HEADER) |
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267 ]) |
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268 |
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269 |
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270 AC_DEFUN_ONCE([BPERF_SETUP_SMART_JAVAC], |
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271 [ |
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272 AC_ARG_WITH(sjavac-server-java, [AS_HELP_STRING([--with-sjavac-server-java], |
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273 [use this java binary for running the sjavac background server @<:@Boot JDK java@:>@])]) |
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274 |
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275 if test "x$with_sjavac_server_java" != x; then |
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276 SJAVAC_SERVER_JAVA="$with_sjavac_server_java" |
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277 FOUND_VERSION=`$SJAVAC_SERVER_JAVA -version 2>&1 | grep " version \""` |
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278 if test "x$FOUND_VERSION" = x; then |
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279 AC_MSG_ERROR([Could not execute server java: $SJAVAC_SERVER_JAVA]) |
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280 fi |
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281 else |
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282 SJAVAC_SERVER_JAVA="" |
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283 # Hotspot specific options. |
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284 ADD_JVM_ARG_IF_OK([-verbosegc],SJAVAC_SERVER_JAVA,[$JAVA]) |
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285 # JRockit specific options. |
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286 ADD_JVM_ARG_IF_OK([-Xverbose:gc],SJAVAC_SERVER_JAVA,[$JAVA]) |
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287 SJAVAC_SERVER_JAVA="$JAVA $SJAVAC_SERVER_JAVA" |
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288 fi |
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289 AC_SUBST(SJAVAC_SERVER_JAVA) |
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290 |
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291 if test "$MEMORY_SIZE" -gt "2500"; then |
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292 ADD_JVM_ARG_IF_OK([-d64],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) |
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293 if test "$JVM_ARG_OK" = true; then |
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294 JVM_64BIT=true |
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295 JVM_ARG_OK=false |
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296 fi |
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297 fi |
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298 |
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299 if test "$JVM_64BIT" = true; then |
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300 if test "$MEMORY_SIZE" -gt "17000"; then |
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301 ADD_JVM_ARG_IF_OK([-Xms10G -Xmx10G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) |
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302 fi |
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303 if test "$MEMORY_SIZE" -gt "10000" && test "$JVM_ARG_OK" = false; then |
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304 ADD_JVM_ARG_IF_OK([-Xms6G -Xmx6G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) |
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305 fi |
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306 if test "$MEMORY_SIZE" -gt "5000" && test "$JVM_ARG_OK" = false; then |
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307 ADD_JVM_ARG_IF_OK([-Xms1G -Xmx3G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) |
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308 fi |
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309 if test "$MEMORY_SIZE" -gt "3800" && test "$JVM_ARG_OK" = false; then |
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310 ADD_JVM_ARG_IF_OK([-Xms1G -Xmx2500M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) |
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311 fi |
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312 fi |
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313 if test "$MEMORY_SIZE" -gt "2500" && test "$JVM_ARG_OK" = false; then |
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314 ADD_JVM_ARG_IF_OK([-Xms1000M -Xmx1500M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) |
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315 fi |
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316 if test "$MEMORY_SIZE" -gt "1000" && test "$JVM_ARG_OK" = false; then |
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317 ADD_JVM_ARG_IF_OK([-Xms400M -Xmx1100M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) |
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318 fi |
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319 if test "$JVM_ARG_OK" = false; then |
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320 ADD_JVM_ARG_IF_OK([-Xms256M -Xmx512M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) |
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321 fi |
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322 |
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323 AC_MSG_CHECKING([whether to use sjavac]) |
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324 AC_ARG_ENABLE([sjavac], [AS_HELP_STRING([--enable-sjavac], |
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325 [use sjavac to do fast incremental compiles @<:@disabled@:>@])], |
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326 [ENABLE_SJAVAC="${enableval}"], [ENABLE_SJAVAC='no']) |
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327 AC_MSG_RESULT([$ENABLE_SJAVAC]) |
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328 AC_SUBST(ENABLE_SJAVAC) |
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329 |
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330 if test "x$ENABLE_SJAVAC" = xyes; then |
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331 SJAVAC_SERVER_DIR="$OUTPUT_ROOT/javacservers" |
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332 else |
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333 SJAVAC_SERVER_DIR= |
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334 fi |
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335 AC_SUBST(SJAVAC_SERVER_DIR) |
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336 ]) |