Annotation of /trunk/depend-tools/analyse-x86

#!/bin/sh
#
# Tavis Ormandy <taviso@gentoo.org> 2003
# Improvments by Will Woods <wwoods@gentoo.org>
#
# Identify instruction set used in binary.
#
##################

# ksh massively out performs bash.
if test -x /bin/ksh -a "$BASH_VERSION"; then
	exec /bin/ksh "$0" "$@"
fi

# initialize everything to zero.
eval {i486,i586,ppro,mmx,sse,sse2,amd,amd2,cpuid}=0

# unfortunately there are mnemonic collissions between vendor sets
# so check vendor_id string, and enable relevant sets.
printf "Checking vendor_id string..."
if ! test "${1%=*}" == "--vendor"; then
	case "`grep -Em1 '^vendor_id.*: ' /proc/cpuinfo | cut -d\" \" -f2`" in
		*GenuineIntel*) vendor=intel; printf "GenuineIntel\n";;
		*AuthenticAMD*) vendor=amd; printf "AuthenticAMD\n";;
		*CyrixInstead*) vendor=cyrix; printf "CyrixInstead\n";;
		*GenuineTMx86*) vendor=transmeta; printf "GenuineTMx86\n";;
		*) vendor=other; printf "other\n";;
	esac
else
	# allow vendor to be overridden
	vendor=${1#*=}; shift
	printf "%s\n" $vendor
fi

# quick sanity tests.
if ! test "$1"; then
	printf "usage: %s [--vendor=intel|amd|cyrix|transmeta] /path/to/binary\n" $0 1>&2
	exit 1
elif ! test -e "$1"; then 
	printf "error: %s does not exist.\n" "$1" 1>&2
	exit 1
elif ! test -r "$1"; then
	printf "error: cant read %s.\n" "$1" 1>&2
	exit 1
fi

printf "Disassembling %s, please wait...\n" $1

# initialize screen output
case "$vendor" in
	*intel*) printf "i486: %4u i586: %4u ppro: %4u mmx: %4u sse: %4u sse2: %4u\r" \
		$i486 $i586 $ppro $mmx $sse $sse2;;
	*amd*) printf "i486: %4u i586: %4u ppro: %4u mmx: %4u sse: %4u 3dnow: %4u\r" \
		$i486 $i586 $ppro $mmx $sse $(($amd+$amd2));;
	*cyrix*) printf "i486: %4u i586: %4u mmx: %4u\r" \
		$i486 $i586 $mmx;;
	*transmeta*) printf "i486: %4u i586: %4u mmx: %4u\r" \
		$i486 $i586 $mmx;;
	*) printf "i486: %4u i586: %4u ppro: %4u mmx: %4u sse: %4u sse2: %4u\r" \
		$i486 $i586 $ppro $mmx $sse $sse2;;
esac

# do the disassembling.

# %cr{0,2,3,4} version
# objdump -d $1 | cut -f3 |
objdump -d $1 | cut -f3 | cut -d" " -f1 | (
# %cr{0,2,3,4} version
# 	while read instruction operands; do
	while read instruction; do
 		case "$instruction" in
			"cmpxchg"|"xadd"|"bswap"|"invd"|"wbinvd"|"invlpg") let ++i486; print=1;;
			"rdmsr"|"wrmsr"|"rdtsc"|"cmpxch8B"|"rsm") let ++i586; print=1;;
			"cmovcc"|"fcmovcc"|"fcomi"|"fcomip"|"fucomi"|"fucomip"|"rdpmc"|"ud2") let ++ppro; print=1;;
			"emms"|"movd"|"movq"|"packsswb"|"packssdw"|"packuswb"|"paddb"|"paddw"|"paddd"|"paddsb"|"paddsw"|"paddusb"|"paddusw"|"pand"|"pandn"|"pcmpeqb"|"pcmpeqw"|"pcmpeqd"|"pcmpgtb"|"pcmpgtw"|"pcmpgtd"|"pmaddwd"|"pmulhw"|"pmullw"|"por"|"psllw"|"pslld"|"psllq"|"psraw"|"psrad"|"psrlw"|"psrld"|"psrlq"|"psubb"|"psubw"|"psubd"|"psubsb"|"psubsw"|"psubusb"|"psubusw"|"punpckhbw"|"punpckhwd"|"punpckhdq"|"punpcklbw"|"punpcklwd"|"punpckldq"|"pxor") let ++mmx; print=1;;
			"addps"|"addss"|"andnps"|"andps"|"cmpps"|"cmpss"|"comiss"|"cvtpi2ps"|"cvtps2pi"|"cvtsi2ss"|"cvtss2si"|"cvttps2pi"|"cvttss2si"|"divps"|"divss"|"fxrstor"|"fxsave"|"ldmxcsr"|"maxps"|"maxss"|"minps"|"minss"|"movaps"|"movhlps"|"movhps"|"movlhps"|"movlps"|"movmskps"|"movss"|"movups"|"mulps"|"mulss"|"orps"|"pavgb"|"pavgw"|"psadbw"|"rcpps"|"rcpss"|"rsqrtps"|"rsqrtss"|"shufps"|"sqrtps"|"sqrtss"|"stmxcsr"|"subps"|"subss"|"ucomiss"|"unpckhps"|"unpcklps"|"xorps"|"pextrw"|"pinsrw"|"pmaxsw"|"pmaxub"|"pminsw"|"pminub"|"pmovmskb"|"pmulhuw"|"pshufw"|"maskmovq"|"movntps"|"movntq"|"prefetch"|"sfence") let ++sse; print=1;;
			"addpd"|"addsd"|"andnpd"|"andpd"|"clflush"|"cmppd"|"cmpsd"|"comisd"|"cvtdq2pd"|"cvtdq2ps"|"cvtpd2pi"|"cvtpd2pq"|"cvtpd2ps"|"cvtpi2pd"|"cvtps2dq"|"cvtps2pd"|"cvtsd2si"|"cvtsd2ss"|"cvtsi2sd"|"cvtss2sd"|"cvttpd2pi"|"cvttpd2dq"|"cvttps2dq"|"cvttsd2si"|"divpd"|"divsd"|"lfence"|"maskmovdqu"|"maxpd"|"maxsd"|"mfence"|"minpd"|"minsd"|"movapd"|"movd"|"movdq2q"|"movdqa"|"movdqu"|"movhpd"|"movlpd"|"movmskpd"|"movntdq"|"movnti"|"movntpd"|"movq"|"movq2dq"|"movsd"|"movupd"|"mulpd"|"mulsd"|"orpd"|"packsswb"|"packssdw"|"packuswb"|"paddb"|"paddw"|"paddd"|"paddq"|"paddq"|"paddsb"|"paddsw"|"paddusb"|"paddusw"|"pand"|"pandn"|"pause"|"pavgb"|"pavgw"|"pcmpeqb"|"pcmpeqw"|"pcmpeqd"|"pcmpgtb"|"pcmpgtw"|"pcmpgtd"|"pextrw"|"pinsrw"|"pmaddwd"|"pmaxsw"|"pmaxub"|"pminsw"|"pminub"|"pmovmskb"|"pmulhw"|"pmulhuw"|"pmullw"|"pmuludq"|"pmuludq"|"por"|"psadbw"|"pshufd"|"pshufhw"|"pshuflw"|"pslldq"|"psllw"|"pslld"|"psllq"|"psraw"|"psrad"|"psrldq"|"psrlw"|"psrld"|"psrlq"|"psubb"|"psubw"|"psubd"|"psubq"|"psubq"|"psubsb"|"psubsw"|"psubusb"|"psubusw"|"psubsb"|"punpckhbw"|"punpckhwd"|"punpckhdq"|"punpckhqdq"|"punpcklbw"|"punpcklwd"|"punpckldq"|"punpcklqdq"|"pxor"|"shufpd"|"sqrtpd"|"sqrtsd"|"subpd"|"subsd"|"ucomisd"|"unpckhpd"|"unpcklpd"|"xorpd") let ++sse2; print=1;;
			"pavgusb"|"pfadd"|"pfsub"|"pfsubr"|"pfacc"|"pfcmpge"|"pfcmpgt"|"pfcmpeq"|"pfmin"|"pfmax"|"pi2fw"|"pi2fd"|"pf2iw"|"pf2id"|"pfrcp"|"pfrsqrt"|"pfmul"|"pfrcpit1"|"pfrsqit1"|"pfrcpit2"|"pmulhrw"|"pswapw"|"femms"|"prefetch") let ++amd; print=1;;
			"pf2iw"|"pfnacc"|"pfpnacc"|"pi2fw"|"pswapd"|"maskmovq"|"movntq"|"pavgb"|"pavgw"|"pextrw"|"pinsrw"|"pmaxsw"|"pmaxub"|"pminsw"|"pminub"|"pmovmskb"|"pmulhuw"|"prefetchnta"|"prefetcht0"|"prefetcht1"|"prefetcht2"|"psadbw"|"pshufw"|"sfence") let ++amd2; print=1;;
			"cpuid") let ++cpuid ++i586; print=1;;
# %cr{0,2,3,4} version
#			"mov") [[ "$operands" == *%cr[0234]* ]] && let ++i586; print=1;;
		esac
	# check if screen needs updating.
	if test "$print"; then
		case "$vendor" in
			*intel*) printf "i486: %4u i586: %4u ppro: %4u mmx: %4u sse: %4u sse2: %4u\r" \
				$i486 $i586 $ppro $mmx $sse $sse2;;
			*amd*) printf "i486: %4u i586: %4u ppro: %4u mmx: %4u sse: %4u 3dnow: %4u\r" \
				$i486 $i586 $ppro $mmx $sse $(($amd+$amd2));;
			*cyrix*) printf "i486: %4u i586: %4u mmx: %4u\r" \
				$i486 $i586 $mmx;;
			*transmeta*) printf "i486: %4u i586: %4u mmx: %4u\r" \
				$i486 $i586 $mmx;;
			*) printf "i486: %4u i586: %4u ppro: %4u mmx: %4u sse: %4u sse2: %4u\r" \
				$i486 $i586 $ppro $mmx $sse $sse2;;
		esac	
		unset print
	fi
	done 

# print a newline
echo

# cpuid instruction could mean the application checks to see
# if an instruction is supported before executing it. This might 
# mean it will work on anything over a pentium.
if test $cpuid -gt 0; then
	printf "\nThis binary was found to contain the cpuid instruction.\n"
	printf "It may be able to conditionally execute instructions if\n"
	printf "they are supported on the host (i586+).\n\n"
fi

# print minimum required processor, if there are collissions
# use the vendor to decide what to print.
if test $sse2 -gt 0; then 
	subarch="Pentium IV (pentium4)"
elif test $sse -gt 0; then 
	if test "$vendor" == "intel"; then
		subarch="Pentium III (pentium3)"
	elif test "$vendor" == "amd"; then
		subarch="AMD Athlon 4 (athlon-4)"
	else
		subarch="Pentium III (pentium3)"
	fi
elif test "$vendor" == "amd" -a $amd2 -gt 0; then
	subarch="AMD Athlon (athlon)"
elif test "$vendor" == "amd" -a $amd -gt 0; then
	subarch="AMD K6 III (k6-3)"
elif test $mmx -gt 0; then 
	if test "$vendor" == "intel"; then
		if test $ppro -gt 0; then
			subarch="Pentium II (pentium2)"
		else
			subarch="Intel Pentium MMX [P55C] (pentium-mmx)"
		fi
	elif test "$vendor" == "amd"; then
		subarch="AMD K6 (k6)"
	elif test "$vendor" == "cyrix"; then
		subarch="Cyrix 6x86MX / MII (pentium-mmx)"
	else
		subarch="Intel Pentium MMX [P55C] (pentium-mmx)"
	fi
elif test $ppro -gt 0; then
	subarch="Pentium Pro (i686 or pentiumpro)"
elif test $i586 -gt 0; then
	subarch="Pentium or compatible (i586) (i586 or pentium)"
elif test $i486 -gt 0; then
	subarch="80486 or comaptible (i486)"
else
	subarch="80386 or compatible (i386)"
fi

# print message and exit.
printf "%s will run on %s or higher processor.\n" "$1" "$subarch"; )
1	niro	414	#!/bin/sh
2			#
3			# Tavis Ormandy <taviso@gentoo.org> 2003
4			# Improvments by Will Woods <wwoods@gentoo.org>
5			#
6			# Identify instruction set used in binary.
7			#
8			##################
9
10			# ksh massively out performs bash.
11			if test -x /bin/ksh -a "$BASH_VERSION"; then
12			exec /bin/ksh "$0" "$@"
13			fi
14
15			# initialize everything to zero.
16			eval {i486,i586,ppro,mmx,sse,sse2,amd,amd2,cpuid}=0
17
18			# unfortunately there are mnemonic collissions between vendor sets
19			# so check vendor_id string, and enable relevant sets.
20			printf "Checking vendor_id string..."
21			if ! test "${1%=*}" == "--vendor"; then
22			case "`grep -Em1 '^vendor_id.*: ' /proc/cpuinfo \| cut -d\" \" -f2`" in
23			GenuineIntel) vendor=intel; printf "GenuineIntel\n";;
24			AuthenticAMD) vendor=amd; printf "AuthenticAMD\n";;
25			CyrixInstead) vendor=cyrix; printf "CyrixInstead\n";;
26			GenuineTMx86) vendor=transmeta; printf "GenuineTMx86\n";;
27			*) vendor=other; printf "other\n";;
28			esac
29			else
30			# allow vendor to be overridden
31			vendor=${1#*=}; shift
32			printf "%s\n" $vendor
33			fi
34
35			# quick sanity tests.
36			if ! test "$1"; then
37			printf "usage: %s [--vendor=intel\|amd\|cyrix\|transmeta] /path/to/binary\n" $0 1>&2
38			exit 1
39			elif ! test -e "$1"; then
40			printf "error: %s does not exist.\n" "$1" 1>&2
41			exit 1
42			elif ! test -r "$1"; then
43			printf "error: cant read %s.\n" "$1" 1>&2
44			exit 1
45			fi
46
47			printf "Disassembling %s, please wait...\n" $1
48
49			# initialize screen output
50			case "$vendor" in
51			intel) printf "i486: %4u i586: %4u ppro: %4u mmx: %4u sse: %4u sse2: %4u\r" \
52			$i486 $i586 $ppro $mmx $sse $sse2;;
53			amd) printf "i486: %4u i586: %4u ppro: %4u mmx: %4u sse: %4u 3dnow: %4u\r" \
54			$i486 $i586 $ppro $mmx $sse $(($amd+$amd2));;
55			cyrix) printf "i486: %4u i586: %4u mmx: %4u\r" \
56			$i486 $i586 $mmx;;
57			transmeta) printf "i486: %4u i586: %4u mmx: %4u\r" \
58			$i486 $i586 $mmx;;
59			*) printf "i486: %4u i586: %4u ppro: %4u mmx: %4u sse: %4u sse2: %4u\r" \
60			$i486 $i586 $ppro $mmx $sse $sse2;;
61			esac
62
63			# do the disassembling.
64
65			# %cr{0,2,3,4} version
66			# objdump -d $1 \| cut -f3 \|
67			objdump -d $1 \| cut -f3 \| cut -d" " -f1 \| (
68			# %cr{0,2,3,4} version
69			# while read instruction operands; do
70			while read instruction; do
71			case "$instruction" in
72			"cmpxchg"\|"xadd"\|"bswap"\|"invd"\|"wbinvd"\|"invlpg") let ++i486; print=1;;
73			"rdmsr"\|"wrmsr"\|"rdtsc"\|"cmpxch8B"\|"rsm") let ++i586; print=1;;
74			"cmovcc"\|"fcmovcc"\|"fcomi"\|"fcomip"\|"fucomi"\|"fucomip"\|"rdpmc"\|"ud2") let ++ppro; print=1;;
75			"emms"\|"movd"\|"movq"\|"packsswb"\|"packssdw"\|"packuswb"\|"paddb"\|"paddw"\|"paddd"\|"paddsb"\|"paddsw"\|"paddusb"\|"paddusw"\|"pand"\|"pandn"\|"pcmpeqb"\|"pcmpeqw"\|"pcmpeqd"\|"pcmpgtb"\|"pcmpgtw"\|"pcmpgtd"\|"pmaddwd"\|"pmulhw"\|"pmullw"\|"por"\|"psllw"\|"pslld"\|"psllq"\|"psraw"\|"psrad"\|"psrlw"\|"psrld"\|"psrlq"\|"psubb"\|"psubw"\|"psubd"\|"psubsb"\|"psubsw"\|"psubusb"\|"psubusw"\|"punpckhbw"\|"punpckhwd"\|"punpckhdq"\|"punpcklbw"\|"punpcklwd"\|"punpckldq"\|"pxor") let ++mmx; print=1;;
76			"addps"\|"addss"\|"andnps"\|"andps"\|"cmpps"\|"cmpss"\|"comiss"\|"cvtpi2ps"\|"cvtps2pi"\|"cvtsi2ss"\|"cvtss2si"\|"cvttps2pi"\|"cvttss2si"\|"divps"\|"divss"\|"fxrstor"\|"fxsave"\|"ldmxcsr"\|"maxps"\|"maxss"\|"minps"\|"minss"\|"movaps"\|"movhlps"\|"movhps"\|"movlhps"\|"movlps"\|"movmskps"\|"movss"\|"movups"\|"mulps"\|"mulss"\|"orps"\|"pavgb"\|"pavgw"\|"psadbw"\|"rcpps"\|"rcpss"\|"rsqrtps"\|"rsqrtss"\|"shufps"\|"sqrtps"\|"sqrtss"\|"stmxcsr"\|"subps"\|"subss"\|"ucomiss"\|"unpckhps"\|"unpcklps"\|"xorps"\|"pextrw"\|"pinsrw"\|"pmaxsw"\|"pmaxub"\|"pminsw"\|"pminub"\|"pmovmskb"\|"pmulhuw"\|"pshufw"\|"maskmovq"\|"movntps"\|"movntq"\|"prefetch"\|"sfence") let ++sse; print=1;;
77			"addpd"\|"addsd"\|"andnpd"\|"andpd"\|"clflush"\|"cmppd"\|"cmpsd"\|"comisd"\|"cvtdq2pd"\|"cvtdq2ps"\|"cvtpd2pi"\|"cvtpd2pq"\|"cvtpd2ps"\|"cvtpi2pd"\|"cvtps2dq"\|"cvtps2pd"\|"cvtsd2si"\|"cvtsd2ss"\|"cvtsi2sd"\|"cvtss2sd"\|"cvttpd2pi"\|"cvttpd2dq"\|"cvttps2dq"\|"cvttsd2si"\|"divpd"\|"divsd"\|"lfence"\|"maskmovdqu"\|"maxpd"\|"maxsd"\|"mfence"\|"minpd"\|"minsd"\|"movapd"\|"movd"\|"movdq2q"\|"movdqa"\|"movdqu"\|"movhpd"\|"movlpd"\|"movmskpd"\|"movntdq"\|"movnti"\|"movntpd"\|"movq"\|"movq2dq"\|"movsd"\|"movupd"\|"mulpd"\|"mulsd"\|"orpd"\|"packsswb"\|"packssdw"\|"packuswb"\|"paddb"\|"paddw"\|"paddd"\|"paddq"\|"paddq"\|"paddsb"\|"paddsw"\|"paddusb"\|"paddusw"\|"pand"\|"pandn"\|"pause"\|"pavgb"\|"pavgw"\|"pcmpeqb"\|"pcmpeqw"\|"pcmpeqd"\|"pcmpgtb"\|"pcmpgtw"\|"pcmpgtd"\|"pextrw"\|"pinsrw"\|"pmaddwd"\|"pmaxsw"\|"pmaxub"\|"pminsw"\|"pminub"\|"pmovmskb"\|"pmulhw"\|"pmulhuw"\|"pmullw"\|"pmuludq"\|"pmuludq"\|"por"\|"psadbw"\|"pshufd"\|"pshufhw"\|"pshuflw"\|"pslldq"\|"psllw"\|"pslld"\|"psllq"\|"psraw"\|"psrad"\|"psrldq"\|"psrlw"\|"psrld"\|"psrlq"\|"psubb"\|"psubw"\|"psubd"\|"psubq"\|"psubq"\|"psubsb"\|"psubsw"\|"psubusb"\|"psubusw"\|"psubsb"\|"punpckhbw"\|"punpckhwd"\|"punpckhdq"\|"punpckhqdq"\|"punpcklbw"\|"punpcklwd"\|"punpckldq"\|"punpcklqdq"\|"pxor"\|"shufpd"\|"sqrtpd"\|"sqrtsd"\|"subpd"\|"subsd"\|"ucomisd"\|"unpckhpd"\|"unpcklpd"\|"xorpd") let ++sse2; print=1;;
78			"pavgusb"\|"pfadd"\|"pfsub"\|"pfsubr"\|"pfacc"\|"pfcmpge"\|"pfcmpgt"\|"pfcmpeq"\|"pfmin"\|"pfmax"\|"pi2fw"\|"pi2fd"\|"pf2iw"\|"pf2id"\|"pfrcp"\|"pfrsqrt"\|"pfmul"\|"pfrcpit1"\|"pfrsqit1"\|"pfrcpit2"\|"pmulhrw"\|"pswapw"\|"femms"\|"prefetch") let ++amd; print=1;;
79			"pf2iw"\|"pfnacc"\|"pfpnacc"\|"pi2fw"\|"pswapd"\|"maskmovq"\|"movntq"\|"pavgb"\|"pavgw"\|"pextrw"\|"pinsrw"\|"pmaxsw"\|"pmaxub"\|"pminsw"\|"pminub"\|"pmovmskb"\|"pmulhuw"\|"prefetchnta"\|"prefetcht0"\|"prefetcht1"\|"prefetcht2"\|"psadbw"\|"pshufw"\|"sfence") let ++amd2; print=1;;
80			"cpuid") let ++cpuid ++i586; print=1;;
81			# %cr{0,2,3,4} version
82			# "mov") [[ "$operands" == %cr[0234] ]] && let ++i586; print=1;;
83			esac
84			# check if screen needs updating.
85			if test "$print"; then
86			case "$vendor" in
87			intel) printf "i486: %4u i586: %4u ppro: %4u mmx: %4u sse: %4u sse2: %4u\r" \
88			$i486 $i586 $ppro $mmx $sse $sse2;;
89			amd) printf "i486: %4u i586: %4u ppro: %4u mmx: %4u sse: %4u 3dnow: %4u\r" \
90			$i486 $i586 $ppro $mmx $sse $(($amd+$amd2));;
91			cyrix) printf "i486: %4u i586: %4u mmx: %4u\r" \
92			$i486 $i586 $mmx;;
93			transmeta) printf "i486: %4u i586: %4u mmx: %4u\r" \
94			$i486 $i586 $mmx;;
95			*) printf "i486: %4u i586: %4u ppro: %4u mmx: %4u sse: %4u sse2: %4u\r" \
96			$i486 $i586 $ppro $mmx $sse $sse2;;
97			esac
98			unset print
99			fi
100			done
101
102			# print a newline
103			echo
104
105			# cpuid instruction could mean the application checks to see
106			# if an instruction is supported before executing it. This might
107			# mean it will work on anything over a pentium.
108			if test $cpuid -gt 0; then
109			printf "\nThis binary was found to contain the cpuid instruction.\n"
110			printf "It may be able to conditionally execute instructions if\n"
111			printf "they are supported on the host (i586+).\n\n"
112			fi
113
114			# print minimum required processor, if there are collissions
115			# use the vendor to decide what to print.
116			if test $sse2 -gt 0; then
117			subarch="Pentium IV (pentium4)"
118			elif test $sse -gt 0; then
119			if test "$vendor" == "intel"; then
120			subarch="Pentium III (pentium3)"
121			elif test "$vendor" == "amd"; then
122			subarch="AMD Athlon 4 (athlon-4)"
123			else
124			subarch="Pentium III (pentium3)"
125			fi
126			elif test "$vendor" == "amd" -a $amd2 -gt 0; then
127			subarch="AMD Athlon (athlon)"
128			elif test "$vendor" == "amd" -a $amd -gt 0; then
129			subarch="AMD K6 III (k6-3)"
130			elif test $mmx -gt 0; then
131			if test "$vendor" == "intel"; then
132			if test $ppro -gt 0; then
133			subarch="Pentium II (pentium2)"
134			else
135			subarch="Intel Pentium MMX [P55C] (pentium-mmx)"
136			fi
137			elif test "$vendor" == "amd"; then
138			subarch="AMD K6 (k6)"
139			elif test "$vendor" == "cyrix"; then
140			subarch="Cyrix 6x86MX / MII (pentium-mmx)"
141			else
142			subarch="Intel Pentium MMX [P55C] (pentium-mmx)"
143			fi
144			elif test $ppro -gt 0; then
145			subarch="Pentium Pro (i686 or pentiumpro)"
146			elif test $i586 -gt 0; then
147			subarch="Pentium or compatible (i586) (i586 or pentium)"
148			elif test $i486 -gt 0; then
149			subarch="80486 or comaptible (i486)"
150			else
151			subarch="80386 or compatible (i386)"
152			fi
153
154			# print message and exit.
155			printf "%s will run on %s or higher processor.\n" "$1" "$subarch"; )