87 lines
2.2 KiB
Bash
Executable file
87 lines
2.2 KiB
Bash
Executable file
#!/bin/sh
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# $NetBSD: cpuflags.NetBSD,v 1.10 2001/09/16 16:30:08 abs Exp $
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if [ -x /sbin/sysctl ] ;then
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SYSCTL=/sbin/sysctl
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else
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SYSCTL=/usr/sbin/sysctl # NetBSD 1.3
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fi
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hw_model=`$SYSCTL -n hw.model`
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case $hw_model in
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# i386
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*386-class*) FLAGS='-march=i386' ;;
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*486-class*) FLAGS='-march=i486' ;;
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*586-class*) FLAGS='-march=pentium' ;;
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*686-class*) FLAGS='-march=pentiumpro' ;;
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#
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# sparc
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MB86904* | MB86907*) FLAGS="-mcpu=supersparc" ;; # ss5
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TMS390Z50*) FLAGS="-mcpu=supersparc" ;; # ss10/ss20
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MB86930* | MB86934*) FLAGS="-mcpu=sparclite" ;; # from gcc
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MB86900/1A*) FLAGS="-mcpu=cypress" ;; # ss1+
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CY7C601*) FLAGS="-mcpu=cypress" ;; # ss2
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# under 1.5.1 -mcpu=ultrasparc chokes egcs-2.91.66 compiling perl
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SUNW,UltraSPARC*) FLAGS="-mcpu=v9" ;; # Ultra
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#
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# arm32
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ARM610*) FLAGS="-mcpu=arm610" ;; # risc pc
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ARM710*) FLAGS="-mcpu=arm710" ;; # risc pc
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SA-110*)
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hw_machine=`$SYSCTL -n hw.machine` # arm32 split post 1.5
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case $hw_machine in
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cats|dnard|hpcarm|netwinder)
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FLAGS="-mcpu=strongarm110" ;;
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*)
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# The memorybus in strongarm risc pc machines cannot support
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# certain strongarm instructions, but in 1.5 and earlier all
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# strongarm machines are 'arm32', so uname or sysctl no use
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if egrep -q ofbus0|footbridge0 /var/run/dmesg.boot 2>/dev/null \
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; then
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FLAGS="-mcpu=strongarm110" # dnard/cats
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else
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FLAGS="-march=armv3m -mtune=strongarm" # risc pc
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fi
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esac ;;
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#
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# vax
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#
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*)
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hw_machine=`$SYSCTL -n hw.machine` # arm32 split post 1.5
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case $hw_machine in
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vax)
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;; # No VAX specific gcc flags :(
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*)
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echo "Unknown hw.model '$hw_model'" >&2
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esac
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esac
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if [ -n "$FLAGS" ]; then
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gcc_ver=`gcc -v 2>&1 | awk '/gcc version/ {print $3}'`
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case $gcc_ver in
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egcs* )
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gcc_ver=2.8 ;;
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esac
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# Old gcc, such as 2.7.x in NetBSD 1.3
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if [ "$gcc_ver" \< 2.8 ]; then
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FLAGS=`awk -v "flags=$FLAGS" '
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{map["-m"$1] = "-m"$2}
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END{print map[flags]}' <<EOD
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arch=i386 no-486
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arch=i486 486
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arch=pentium 486
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arch=pentiumpro 486
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cpu=supersparc supersparc
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cpu=sparclite sparclite
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cpu=cypress cypress
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cpu=v9 v8
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EOD
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`
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fi
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fi
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echo $FLAGS
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exit 0
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