blob: ada1c19e9ab2bd46640dc342e123f5f96476d6fe (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
|
#!/bin/sh
# $NetBSD: cpuflags.NetBSD,v 1.26 2002/09/04 14:56:14 abs Exp $
if [ -x /sbin/sysctl ] ;then
SYSCTL=/sbin/sysctl
else
SYSCTL=/usr/sbin/sysctl # NetBSD 1.3
fi
hw_machine=`$SYSCTL -n hw.machine`
hw_machine_arch=`$SYSCTL -n hw.machine_arch`
hw_model=`$SYSCTL -n hw.model`
# We're almost certainly crosscompiling
if [ -n "$MACHINE" -a $hw_machine != "$MACHINE" ]; then
echo
exit
fi
case $hw_machine_arch in
alpha)
# cpu0 at mainbus0: ID 0 (primary), 21164A-0 (unknown ...
case "`egrep '^cpu0 ' /var/run/dmesg.boot`" in
*[\(\ ]21164A[-\ ]*) FLAGS="-mcpu=21164a" ;;
*[\(\ ]2106[46][-\ ]*) FLAGS="-mcpu=21064" ;;
esac
;;
arm | arm32) case $hw_model in
ARM610*) FLAGS="-mcpu=arm610" ;; # risc pc
ARM710*) FLAGS="-mcpu=arm710" ;; # risc pc
SA-110*)
case $hw_machine in # arm32 split post 1.5
cats|shark|hpcarm|netwinder)
FLAGS="-mcpu=strongarm110" ;;
acorn32)
FLAGS="-march=armv3m -mtune=strongarm" ;;
*)
# memorybus in strongarm risc pc machines cannot support
# certain strongarm instructions, but in 1.5 and earlier
# all strongarm machines are 'arm32', so uname and sysctl
# no use
if egrep -q 'ofbus0|footbridge0' /var/run/dmesg.boot \
2>/dev/null ; then
FLAGS="-mcpu=strongarm110" # shark/cats
else
FLAGS="-march=armv3m -mtune=strongarm" # risc pc
fi
esac ;;
esac ;;
i386) case $hw_model in
*386-class*) FLAGS='-march=i386' ;;
*486-class*) FLAGS='-march=i486' ;;
*AMD\ K6*) FLAGS='-march=k6' ;;
*586-class*) FLAGS='-march=pentium' ;;
*686-class*) FLAGS='-march=pentiumpro' ;;
esac ;;
m68k) case $hw_model in # Examples
*\(68020*) FLAGS='-m68020' ;; # Untested
*\(68030*) FLAGS='-m68030' ;; # Mac LC III
*\(68040*) FLAGS='-m68040' ;; # Untested
*\(68060*) FLAGS='-m68060' ;; # Upgr amiga 3000
esac ;;
powerpc) case $hw_model in # Examples
601\ *) FLAGS='-mcpu=601' ;; # Untested
602\ *) FLAGS='-mcpu=602' ;; # Untested
603\ *) FLAGS='-mcpu=603' ;; # Untested
603ev\ *) FLAGS='-mcpu=603e' ;; # PM 4400
604\ *) FLAGS='-mcpu=604' ;; # Mac 8500
604ev\ *) FLAGS='-mcpu=604e' ;; # upgr B&W G3
750\ *) FLAGS='-mcpu=750' ;; # Untested
740\ *) FLAGS='-mcpu=750' ;; # Untested
620\ *) FLAGS='-mcpu=750' ;; # Untested
esac ;;
sparc | sparc64) case $hw_model in # Examples
MB86900/1A*) FLAGS='-mcpu=cypress' ;; # ss1+
CY7C601*) FLAGS='-mcpu=cypress' ;; # ss2
W8601/8701*) FLAGS='-mcpu=cypress' ;; # elc
MB86904* | MB86907*) FLAGS='-mcpu=supersparc' ;; # ss5 usparc
TMS390S10*) FLAGS='-mcpu=supersparc' ;; # classic "
TMS390Z50*) FLAGS='-mcpu=supersparc' ;; # ss10/ss20
RT620/625*) FLAGS='-mcpu=supersparc' ;; # ss20 ross
MB86930* | MB86934*) FLAGS='-mcpu=sparclite' ;; # from gcc
# under 1.5.1 -mcpu=ultrasparc chokes egcs-2.91.66 compiling perl
SUNW,UltraSPARC*) FLAGS='-mcpu=v9' ;; # Ultra
esac ;;
vax) # No VAX specific gcc optimisations available
NONE=1
;;
esac
if [ -z "$FLAGS" -a -z "$NONE" ] ; then
echo 'Unknown machine - please send details to abs@netbsd.org' >&2
echo " hw.model : '$hw_model'" >&2
echo " hw.machine : '$hw_machine'" >&2
echo " hw.machine_arch : '$hw_machine_arch'" >&2
echo " cpu details :" >&2
egrep '^cpu' /var/run/dmesg.boot >&2
fi
# Fixup flags for old gcc
if [ -n "$FLAGS" ]; then
gcc_ver=`gcc -v 2>&1 | awk '/gcc version/ {sub("egcs-","");print $3}'`
FLAGS=`awk -v "flags=$FLAGS" -v "gcc_ver=$gcc_ver" '
{if (gcc_ver < $1){map[$2] = ""$3}}
END{if (flags in map) {print map[flags]}else {print flags}}
' <<EOD
2.90 -mcpu=21164a
2.90 -march=i386 -mno-486
2.90 -march=i486 -m486
2.90 -march=pentium -m486
2.90 -march=pentiumpro -m486
2.90 -mcpu=supersparc -msupersparc
2.90 -mcpu=sparclite -msparclite
2.90 -mcpu=cypress -mcypress
2.90 -mcpu=v9 -mv8
2.90 -mcpu=arm610 -m6
2.90 -mcpu=strongarm110 -m6
2.90 -mcpu=arm710 -m6
2.95 -march=k6 -march=pentium
EOD
`
fi
echo $FLAGS
exit 0
|
