merged optimization section by Patrick McFarland (diablo-d3)
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nehalmistry
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1 changed files with 182 additions and 0 deletions
182
setup
182
setup
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@ -12,6 +12,7 @@
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## setup - Configure Rules.make (GNU MAKE rules).
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##
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## (c) Copyright 2000-2002 by Dan Hensley, Nehal Mistry.
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## Optimization section by Patrick McFarland.
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##
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## FreeCraft is free software; you can redistribute it and/or modify
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## it under the terms of the GNU General Public License as published
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@ -133,6 +134,8 @@ DARWIN=0
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DEBUG_CFLAGS="-g -O1 -fsigned-char -Wall -Werror \$(IFLAGS) \$(DFLAGS)"
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#-- Production (default)
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CFLAGS="-O2 -pipe -fsigned-char -fomit-frame-pointer -fconserve-space -fexpensive-optimizations -ffast-math \$(IFLAGS) \$(DFLAGS)"
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#-- High Optimization
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HIGHOPT="-O3 -pipe -fsigned-char -fomit-frame-pointer -foptimize-sibling-calls -ffast-math -fstrength-reduce -fthread-jumps -fcse-follow-jumps -fcse-skip-blocks -frerun-cse-after-loop -frerun-loop-opt -fgcse -fgcse-lm -fgcse-sm -fdelete-null-pointer-checks -fexpensive-optimizations -fschedule-insns2 -funroll-loops -frename-registers -fno-cprop-registers \$(IFLAGS) \$(DFLAGS)"
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#------------------------------------------------------------------------------
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# Function declarations
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@ -275,6 +278,8 @@ if [ "$DARWIN" = "0" ] ; then
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CC=cc
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CCLD=c++
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CFLAGS="-O2 -pipe -fomit-frame-pointer -fconserve-space -fexpensive-optimizations -ffast-math \$(IFLAGS) \$(DFLAGS) -traditional-cpp"
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HIGHOPT="$HIGHOPT -traditional-cpp"
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DEBUG_CLAGS="$HIGHOPT -traditional-cpp"
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echo "It appears that you are in a Darwin environment..."
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echo "Use --beos, --win32 or --unix to override"
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fi
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@ -828,6 +833,183 @@ case $COMPOPT in
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esac
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echo "" >> $RULESFILE
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#------------------------------------------------------------------------------
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# Optimization Section
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#------------------------------------------------------------------------------
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if [ "$DEBUG" != 1 ] ; then
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echo
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echo "Debug Support allows you to debug Freecraft more easily, but disables a lot of"
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echo "optimization support, which may cause Freecraft to run much slower."
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echo
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echo -n "Would you like debug support? (n): "
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read $N DEBUGASK
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case $DEBUGASK in
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[yY])
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echo
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echo "-> Debug support enabled"
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CFLAGS=$DEBUG_CFLAGS
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DEBUG=1
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;;
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[nN])
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echo
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echo "-> Debug support disabled."
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;;
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esac
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fi
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CCVERS=`$CC -dumpversion`
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CCMAJOR=`echo $CCVERS | cut -d. -f 1`
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CCMINOR=`echo $CCVERS | cut -d. -f 2`
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CCREALLYMINOR=`echo $CCVERS | cut -d. -f 3`
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echo
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echo "OPTIMIZATION OPTIONS"
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if [ $CCMAJOR -gt 3 -o $CCMAJOR -eq 3 -a $CCMINOR -ge 2 ] ; then
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if [ "$DEBUG" != 1 ] ; then
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echo
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echo Compiler is $CC $CCMAJOR.$CCMINOR.$CCREALLYMINOR
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echo
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echo "This autoconfiguring program allows you to tell GCC to use different"
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echo "optimizations, based on how stable you want Freecraft. The higher the"
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echo "optimization, the more unstable Freecraft is. High Optimization also"
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echo "may cause Freecraft to fail to compile, but usually doesnt. High"
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echo "Optimization will also increase compile times."
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echo
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echo "Which Optimization Mode do you wish to use?"
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echo
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echo " N - Normal Optimization, used in Production Binaries."
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echo " H - High Optimization, not recommended."
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echo
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echo -n "Please enter selection (n): "
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read $N OPTASK
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case $OPTASK in
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[hH])
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echo
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echo "-> Using high optimization."
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CFLAGS="$HIGHOPT"
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;;
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*)
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echo
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echo "-> Using normal optimization."
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;;
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esac
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case $OPTASK in
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[hH])
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echo
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echo "Specific Processor Optimization:"
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echo
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echo "You can additionally optimize Freecraft, depending on what architecture"
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echo "(target machine) you run. If you dont know, or your target"
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echo "machine isnt listed, simply press enter."
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echo
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echo " I - Pentium, Pentium MMX, Pentium Pro Pentium 2, Pentium 3, Pentium 4,"
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echo " Celeron"
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echo " A - AMD K6, K6-2, K6-3, Athlon, Ahtlon Thunderbird, Athlon 4,"
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echo " Athlon XP, Athlon MP, Duron"
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echo
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echo -n "Please enter selection: "
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read $N TYPEASK
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echo
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case $TYPEASK in
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[iI])
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CFLAGS="$CFLAGS -fno-branch-count-reg"
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echo
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echo "Choose one:"
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echo
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echo " A - Pentium"
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echo " B - Pentium MMX"
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echo " C - Pentium Pro"
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echo " D - Pentium 2 or Celeron/Celeron A"
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echo " E - Pentium 3 or Celeron with Coppermine Core"
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echo " F - Pentium 4"
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echo
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echo -n "To choose none, press enter: "
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read $N PROCASK
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case $PROCASK in
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[aA])
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CFLAGS="$CFLAGS -march=pentium -malign-double -mpreferred-stack-boundary=3"
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;;
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[bB])
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CFLAGS="$CFLAGS -march=pentium-mmx -malign-double -mmmx -mpreferred-stack-boundary=3"
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;;
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[cC])
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CFLAGS="$CFLAGS -march=pentiumpro -malign-double -mpreferred-stack-boundary=3"
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;;
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[dD])
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CFLAGS="$CFLAGS -march=pentium2 -mmmx"
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;;
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[eE])
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CFLAGS="$CFLAGS -march=pentium3 -mmmx -msse -mpreferred-stack-boundary=4 -mfpmath=sse,387"
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;;
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[fF])
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CFLAGS="$CFLAGS -march=pentium4 -mmmx -msse -msse2 -mpreferred-stack-boundary=4 -mfpmath=sse,387"
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;;
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esac
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echo
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;;
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[aA])
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CFLAGS="$CFLAGS -fno-branch-count-reg"
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echo
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echo "Choose one:"
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echo
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echo " A - K6"
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echo " B - K6-2"
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echo " C - K6-3"
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echo " D - Athlon or Duron (Choose this one if you dont know)"
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echo " E - Athlon or Duron /w Thunderbird Core"
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echo " F - Athlon 4"
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echo " G - Athlon XP"
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echo " H - Athlon MP"
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echo
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echo "To choose none, just press enter."
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echo -n "Please enter selection: "
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read $N PROCASK
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case $PROCASK in
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[aA])
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CFLAGS="$CFLAGS -march=k6 -malign-double"
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;;
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[bB])
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CFLAGS="$CFLAGS -march=k6-2 -m3dnow -mmmx -malign-double"
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;;
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[cC])
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CFLAGS="$CFLAGS -march=k6-3 -m3dnow -mmmx -malign-double"
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;;
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[dD])
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CFLAGS="$CFLAGS -march=athlon -m3dnow -mmmx -malign-double"
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;;
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[eE])
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CFLAGS="$CFLAGS -march=athlon-tbird -m3dnow -mmmx -malign-double"
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;;
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[fF])
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CFLAGS="$CFLAGS -march=athlon-4 -m3dnow -mmmx -msse -malign-double -mfpmath=sse,387 -mpreferred-stack-boundary=4"
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;;
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[gG])
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CFLAGS="$CFLAGS -march=athlon-xp -m3dnow -mmmx -msse -malign-double -mfpmath=sse,387 -mpreferred-stack-boundary=4"
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;;
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[hH])
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CFLAGS="$CFLAGS -march=athlon-mp -m3dnow -mmmx -msse -malign-double -mfpmath=sse,387 -mpreferred-stack-boundary=4"
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;;
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esac
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;;
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esac
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;;
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esac
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fi
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fi
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if [ $CCMAJOR -ne 3 -o $CCMAJOR -eq 3 -a $CCMINOR -ne 2 ] ; then
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if [ "$DEBUG" != 1 ] ; then
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echo
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echo Compiler is $CC $CCMAJOR.$CCMINOR.$CCREALLYMINOR
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echo
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echo "Optimization Menu Disabled: Not running GCC 3.2.x"
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echo "-> Using Normal Optimization"
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fi
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fi
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#------------------------------------------------------------------------------
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# End Optimization Setion
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#------------------------------------------------------------------------------
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###############################################################################
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# Write required information to the file
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