817 lines
23 KiB
Bash
817 lines
23 KiB
Bash
#! /bin/sh
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#
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# GMP config.guess wrapper.
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# Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation,
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# Inc.
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#
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# This file is part of the GNU MP Library.
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#
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# The GNU MP Library is free software; you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published
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# by the Free Software Foundation; either version 2.1 of the License, or (at
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# your option) any later version.
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#
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# The GNU MP Library is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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# License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with the GNU MP Library; see the file COPYING.LIB. If not, write to
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# the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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# MA 02110-1301, USA.
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# Usage: config.guess
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#
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# Print the host system CPU-VENDOR-OS.
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#
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# configfsf.guess is run and its guess then sharpened up to take advantage
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# of the finer grained CPU types that GMP knows.
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# Expect to find configfsf.guess in the same directory as this config.guess
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configfsf_guess="`echo \"$0\" | sed 's/config.guess$/configfsf.guess/'`"
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if test "$configfsf_guess" = "$0"; then
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echo "Cannot derive configfsf.guess from $0" 1>&2
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exit 1
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fi
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if test -f "$configfsf_guess"; then
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:
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else
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echo "$configfsf_guess not found" 1>&2
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exit 1
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fi
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# Setup a $SHELL with which to run configfsf.guess, using the same
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# $CONFIG_SHELL or /bin/sh as autoconf does when running config.guess
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SHELL=${CONFIG_SHELL-/bin/sh}
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# Identify ourselves on --version, --help or errors
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if test $# != 0; then
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echo "(GNU MP wrapped config.guess)"
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$SHELL $configfsf_guess "$@"
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exit 1
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fi
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guess_full=`$SHELL $configfsf_guess`
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if test $? != 0; then
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exit 1
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fi
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guess_cpu=`echo "$guess_full" | sed 's/-.*$//'`
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guess_rest=`echo "$guess_full" | sed 's/^[^-]*//'`
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exact_cpu=
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# -------------------------------------------------------------------------
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# The following should look at the current guess and probe the system to
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# establish a better guess in exact_cpu. Leave exact_cpu empty if probes
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# can't be done, or don't work.
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#
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# When a number of probes are done, test -z "$exact_cpu" can be used instead
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# of putting each probe under an "else" of the preceeding. That can stop
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# the code getting horribly nested and marching off the right side of the
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# screen.
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# Note that when a compile-and-link is done in one step we need to remove .o
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# files, since lame C compilers generate these even when not asked.
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#
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dummy=dummy-$$
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trap 'rm -f $dummy.c $dummy.o $dummy.core $dummy ${dummy}1.s ${dummy}2.c ; exit 1' 1 2 15
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# Use $HOST_CC if defined. $CC may point to a cross-compiler
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if test x"$CC_FOR_BUILD" = x; then
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if test x"$HOST_CC" != x; then
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CC_FOR_BUILD="$HOST_CC"
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else
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if test x"$CC" != x; then
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CC_FOR_BUILD="$CC"
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else
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echo 'dummy(){}' >$dummy.c
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for c in cc gcc c89 c99; do
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($c $dummy.c -c) >/dev/null 2>&1
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if test $? = 0; then
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CC_FOR_BUILD="$c"; break
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fi
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done
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rm -f $dummy.c $dummy.o
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if test x"$CC_FOR_BUILD" = x; then
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CC_FOR_BUILD=no_compiler_found
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fi
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fi
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fi
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fi
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case "$guess_full" in
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alpha-*-*)
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# configfsf.guess detects exact alpha cpu types for OSF and GNU/Linux, but
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# not for *BSD and other systems. We try to get an exact type for any
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# plain "alpha" it leaves.
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#
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# configfsf.guess used to have a block of code not unlike this, but these
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# days does its thing with Linux kernel /proc/cpuinfo or OSF psrinfo.
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#
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cat <<EOF >$dummy.s
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.data
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Lformat:
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.byte 37,100,45,37,120,10,0 # "%d-%x\n"
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.text
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.globl main
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.align 4
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.ent main
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main:
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.frame \$30,16,\$26,0
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ldgp \$29,0(\$27)
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.prologue 1
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.long 0x47e03d91 # implver \$17
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lda \$2,-1
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.long 0x47e20c21 # amask \$2,\$1
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lda \$16,Lformat
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not \$1,\$18
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jsr \$26,printf
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ldgp \$29,0(\$26)
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mov 0,\$16
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jsr \$26,exit
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.end main
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EOF
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$CC_FOR_BUILD $dummy.s -o $dummy 2>/dev/null
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if test "$?" = 0 ; then
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case `./$dummy` in
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0-0) exact_cpu=alpha ;;
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1-0) exact_cpu=alphaev5 ;;
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1-1) exact_cpu=alphaev56 ;;
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1-101) exact_cpu=alphapca56 ;;
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2-303) exact_cpu=alphaev6 ;;
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2-307) exact_cpu=alphaev67 ;;
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2-1307) exact_cpu=alphaev68 ;;
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esac
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fi
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rm -f $dummy.s $dummy.o $dummy
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;;
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ia64*-*-*)
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# CPUID[3] bits 24 to 31 is the processor family. itanium2 is documented
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# as 0x1f, plain itanium has been seen returning 0x07 on two systems, but
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# haven't found any documentation on it as such.
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#
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# Defining both getcpuid and _getcpuid lets us ignore whether the system
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# expects underscores or not.
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#
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# "unsigned long long" is always 64 bits, in fact on hpux in ilp32 mode
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# (which is the default there), it's the only 64-bit type.
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#
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cat >${dummy}a.s <<EOF
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.text
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.global _getcpuid
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.proc _getcpuid
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_getcpuid:
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mov r8 = CPUID[r32] ;;
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br.ret.sptk.many rp ;;
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.endp _getcpuid
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.global getcpuid
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.proc getcpuid
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getcpuid:
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mov r8 = CPUID[r32] ;;
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br.ret.sptk.many rp ;;
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.endp getcpuid
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EOF
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cat >${dummy}b.c <<EOF
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#include <stdio.h>
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unsigned long long getcpuid ();
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int
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main ()
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{
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if (getcpuid(0LL) == 0x49656E69756E6547LL && getcpuid(1LL) == 0x6C65746ELL)
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{
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/* "GenuineIntel" */
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switch ((getcpuid(3LL) >> 24) & 0xFF) {
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case 0x07: puts ("itanium"); break;
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case 0x1F: puts ("itanium2"); break;
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}
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}
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return 0;
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}
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EOF
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if $CC_FOR_BUILD ${dummy}a.s ${dummy}b.c -o $dummy >/dev/null 2>&1; then
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exact_cpu=`./$dummy`
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fi
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rm -f ${dummy}a.s ${dummy}a.o ${dummy}b.c ${dummy}b.o $dummy $dummy.core core
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;;
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mips-*-irix[6789]*)
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# IRIX 6 and up always has a 64-bit mips cpu
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exact_cpu=mips64
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;;
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m68k-*-*)
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# NetBSD (and presumably other *BSD) "sysctl hw.model" gives for example
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# hw.model = Apple Macintosh Quadra 610 (68040)
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exact_cpu=`(sysctl hw.model) 2>/dev/null | sed -n 's/^.*\(680[012346]0\).*$/m\1/p'`
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if test -z "$exact_cpu"; then
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# Linux kernel 2.2 gives for example "CPU: 68020" (tabs in between).
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exact_cpu=`sed -n 's/^CPU:.*\(680[012346]0\).*$/m\1/p' /proc/cpuinfo 2>/dev/null`
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fi
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if test -z "$exact_cpu"; then
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# Try: movel #0,%d0; rts
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# This is to check the compiler and our asm code works etc, before
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# assuming failures below indicate cpu characteristics.
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# .byte is used to avoid problems with assembler syntax variations.
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# For testing, provoke failures by adding "illegal" possibly as
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# ".byte 0x4A, 0xFC"
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cat >$dummy.s <<EOF
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.text
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.globl main
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.globl _main
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main:
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_main:
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.byte 0x70, 0x00
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.byte 0x4e, 0x75
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EOF
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if ($CC_FOR_BUILD $dummy.s -o $dummy && ./$dummy) >/dev/null 2>&1; then
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# $SHELL -c is used to execute ./$dummy below, since (./$dummy)
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# 2>/dev/null still prints the SIGILL message on some shells.
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#
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# Try: movel #0,%d0
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# rtd #0
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cat >$dummy.s <<EOF
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.text
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.globl main
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.globl _main
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main:
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_main:
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.byte 0x70, 0x00
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.byte 0x4e, 0x74, 0x00, 0x00
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EOF
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if $CC_FOR_BUILD $dummy.s -o $dummy >/dev/null 2>&1; then
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$SHELL -c ./$dummy >/dev/null 2>&1
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if test $? != 0; then
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exact_cpu=m68000 # because rtd didn't work
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fi
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fi
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#
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if test -z "$exact_cpu"; then
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# Try: trapf
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# movel #0,%d0
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# rts
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# Another possibility for identifying 68000 and 68010 is the
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# different value stored by "movem a0,(a0)+"
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cat >$dummy.s <<EOF
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.text
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.globl main
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.globl _main
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main:
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_main:
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.byte 0x51, 0xFC
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.byte 0x70, 0x00
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.byte 0x4e, 0x75
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EOF
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if $CC_FOR_BUILD $dummy.s -o $dummy >/dev/null 2>&1; then
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$SHELL -c ./$dummy >/dev/null 2>&1
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if test $? != 0; then
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exact_cpu=m68010 # because trapf didn't work
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fi
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fi
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fi
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if test -z "$exact_cpu"; then
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# Try: bfffo %d1{0:31},%d0
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# movel #0,%d0
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# rts
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cat >$dummy.s <<EOF
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.text
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.globl main
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.globl _main
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main:
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_main:
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.byte 0xED, 0xC1, 0x00, 0x1F
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.byte 0x70, 0x00
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.byte 0x4e, 0x75
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EOF
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if $CC_FOR_BUILD $dummy.s -o $dummy >/dev/null 2>&1; then
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$SHELL -c ./$dummy >/dev/null 2>&1
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if test $? != 0; then
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exact_cpu=m68360 # cpu32, because bfffo didn't work
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fi
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fi
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fi
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if test -z "$exact_cpu"; then
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# FIXME: Now we know 68020 or up, but how to detect 030, 040 and 060?
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exact_cpu=m68020
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fi
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fi
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rm -f $dummy.s $dummy.o $dummy $dummy.core core
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fi
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if test -z "$exact_cpu"; then
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case "$guess_full" in
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*-*-next* | *-*-openstep*) # NeXTs are 68020 or better
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exact_cpu=m68020 ;;
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esac
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fi
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;;
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rs6000-*-* | powerpc*-*-*)
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# Enhancement: On MacOS the "machine" command prints for instance
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# "ppc750". Interestingly on powerpc970-apple-darwin6.8.5 it prints
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# "ppc970" where there's no actual #define for 970 from NXGetLocalArchInfo
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# (as noted below). But the man page says the command is still "under
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# development", so it doesn't seem wise to use it just yet, not while
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# there's an alternative.
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#
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# Try to read the PVR. mfpvr is a protected instruction, NetBSD, MacOS
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# and AIX don't allow it in user mode, but the Linux kernel does.
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#
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# Using explicit bytes for mfpvr avoids worrying about assembler syntax
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# and underscores. "char"s are used instead of "int"s to avoid worrying
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# whether sizeof(int)==4 or if it's the right endianness.
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#
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# Note this is no good on AIX, since a C function there is the address of
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# a function descriptor, not actual code. But this doesn't matter since
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# AIX doesn't allow mfpvr anyway.
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#
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cat >$dummy.c <<\EOF
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#include <stdio.h>
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struct {
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int n; /* force 4-byte alignment */
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char a[8];
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} getpvr = {
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0,
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{
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0x7c, 0x7f, 0x42, 0xa6, /* mfpvr r3 */
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0x4e, 0x80, 0x00, 0x20, /* blr */
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}
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};
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int
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main ()
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{
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unsigned (*fun)();
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unsigned pvr;
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/* a separate "fun" variable is necessary for gcc 2.95.2 on MacOS,
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it gets a compiler error on a combined cast and call */
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fun = (unsigned (*)()) getpvr.a;
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pvr = (*fun) ();
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switch (pvr >> 16) {
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case 0x0001: puts ("powerpc601"); break;
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case 0x0003: puts ("powerpc603"); break;
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case 0x0004: puts ("powerpc604"); break;
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case 0x0006: puts ("powerpc603e"); break;
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case 0x0007: puts ("powerpc603e"); break; /* 603ev */
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case 0x0008: puts ("powerpc750"); break;
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case 0x0009: puts ("powerpc604e"); break;
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case 0x000a: puts ("powerpc604e"); break; /* 604ev5 */
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case 0x000c: puts ("powerpc7400"); break;
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case 0x0041: puts ("powerpc630"); break;
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case 0x0050: puts ("powerpc860"); break;
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case 0x8000: puts ("powerpc7450"); break;
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case 0x8001: puts ("powerpc7455"); break;
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case 0x8002: puts ("powerpc7457"); break;
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case 0x800c: puts ("powerpc7410"); break;
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}
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return 0;
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}
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EOF
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if ($CC_FOR_BUILD $dummy.c -o $dummy) >/dev/null 2>&1; then
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# This style construct is needed on AIX 4.3 to suppress the SIGILL error
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# from (*fun)(). Using $SHELL -c ./$dummy 2>/dev/null doesn't work.
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{ x=`./$dummy`; } 2>/dev/null
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if test -n "$x"; then
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exact_cpu=$x
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fi
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fi
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rm -f $dummy.c $dummy.o $dummy $dummy.core
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# Grep the linux kernel /proc/cpuinfo pseudo-file.
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# Anything unrecognised is ignored, since of course we mustn't spit out
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# a cpu type config.sub doesn't know.
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if test -z "$exact_cpu" && test -f /proc/cpuinfo; then
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x=`grep "^cpu[ ]" /proc/cpuinfo | head -n 1`
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x=`echo $x | sed -n 's/^cpu[ ]*:[ ]*\([A-Za-z0-9]*\).*/\1/p'`
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x=`echo $x | sed 's/PPC//'`
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case $x in
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601) exact_cpu="power" ;;
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603ev) exact_cpu="powerpc603e" ;;
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604ev5) exact_cpu="powerpc604e" ;;
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603 | 603e | 604 | 604e | 750 | 821 | 860 | 970)
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exact_cpu="powerpc$x" ;;
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POWER[4-9])
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exact_cpu=`echo $x | sed "s;POWER;power;"` ;;
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esac
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fi
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if test -z "$exact_cpu"; then
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# On AIX, try looking at _system_configuration. This is present in
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# version 4 at least.
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cat >$dummy.c <<EOF
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#include <stdio.h>
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#include <sys/systemcfg.h>
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int
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main ()
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{
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switch (_system_configuration.implementation) {
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/* Old versions of AIX don't have all these constants,
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use ifdef for safety. */
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#ifdef POWER_RS2
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case POWER_RS2: puts ("power2"); break;
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#endif
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#ifdef POWER_601
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case POWER_601: puts ("power"); break;
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#endif
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#ifdef POWER_603
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case POWER_603: puts ("powerpc603"); break;
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#endif
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#ifdef POWER_604
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case POWER_604: puts ("powerpc604"); break;
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#endif
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#ifdef POWER_620
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case POWER_620: puts ("powerpc620"); break;
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#endif
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#ifdef POWER_630
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case POWER_630: puts ("powerpc630"); break;
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#endif
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/* Dunno what this is, leave it out for now.
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case POWER_A35: puts ("powerpca35"); break;
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*/
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/* This is waiting for a bit more info.
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case POWER_RS64II: puts ("powerpcrs64ii"); break;
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*/
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default:
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if (_system_configuration.architecture == POWER_RS)
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puts ("power");
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else if (_system_configuration.width == 64)
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puts ("powerpc64");
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}
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return 0;
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}
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EOF
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if ($CC_FOR_BUILD $dummy.c -o $dummy) >/dev/null 2>&1; then
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x=`./$dummy`
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if test -n "$x"; then
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exact_cpu=$x
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fi
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fi
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rm -f $dummy.c $dummy.o $dummy
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fi
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if test -z "$exact_cpu"; then
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# On MacOS X (or any Mach-O presumably), NXGetLocalArchInfo cpusubtype
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# can tell us the exact cpu.
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cat >$dummy.c <<EOF
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#include <stdio.h>
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#include <mach-o/arch.h>
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int
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main (void)
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{
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const NXArchInfo *a = NXGetLocalArchInfo();
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if (a->cputype == CPU_TYPE_POWERPC)
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{
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switch (a->cpusubtype) {
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/* The following known to Darwin 1.3. */
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case CPU_SUBTYPE_POWERPC_601: puts ("powerpc601"); break;
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case CPU_SUBTYPE_POWERPC_602: puts ("powerpc602"); break;
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case CPU_SUBTYPE_POWERPC_603: puts ("powerpc603"); break;
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case CPU_SUBTYPE_POWERPC_603e: puts ("powerpc603e"); break;
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case CPU_SUBTYPE_POWERPC_603ev: puts ("powerpc603e"); break;
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case CPU_SUBTYPE_POWERPC_604: puts ("powerpc604"); break;
|
|
case CPU_SUBTYPE_POWERPC_604e: puts ("powerpc604e"); break;
|
|
case CPU_SUBTYPE_POWERPC_620: puts ("powerpc620"); break;
|
|
case CPU_SUBTYPE_POWERPC_750: puts ("powerpc750"); break;
|
|
case CPU_SUBTYPE_POWERPC_7400: puts ("powerpc7400"); break;
|
|
case CPU_SUBTYPE_POWERPC_7450: puts ("powerpc7450"); break;
|
|
/* Darwin 6.8.5 doesn't define a constant for 970, but gives 100 */
|
|
case 100: puts ("powerpc970"); break;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
EOF
|
|
if ($CC_FOR_BUILD $dummy.c -o $dummy) >/dev/null 2>&1; then
|
|
x=`./$dummy`
|
|
if test -n "$x"; then
|
|
exact_cpu=$x
|
|
fi
|
|
fi
|
|
rm -f $dummy.c $dummy.o $dummy
|
|
fi
|
|
;;
|
|
|
|
sparc-*-* | sparc64-*-*)
|
|
# If we can recognise an actual v7 then $exact_cpu is set to "sparc" so as
|
|
# to short-circuit subsequent tests.
|
|
|
|
# Grep the linux kernel /proc/cpuinfo pseudo-file.
|
|
# A typical line is "cpu\t\t: TI UltraSparc II (BlackBird)"
|
|
# See arch/sparc/kernel/cpu.c and arch/sparc64/kernel/cpu.c.
|
|
#
|
|
if test -f /proc/cpuinfo; then
|
|
if grep 'cpu.*Cypress' /proc/cpuinfo >/dev/null; then
|
|
exact_cpu="sparc" # ie. v7
|
|
elif grep 'cpu.*Power-UP' /proc/cpuinfo >/dev/null; then
|
|
exact_cpu="sparc" # ie. v7
|
|
elif grep 'cpu.*HyperSparc' /proc/cpuinfo >/dev/null; then
|
|
exact_cpu="sparcv8"
|
|
elif grep 'cpu.*SuperSparc' /proc/cpuinfo >/dev/null; then
|
|
exact_cpu="supersparc"
|
|
elif grep 'cpu.*MicroSparc' /proc/cpuinfo >/dev/null; then
|
|
exact_cpu="microsparc"
|
|
elif grep 'cpu.*MB86904' /proc/cpuinfo >/dev/null; then
|
|
# actually MicroSPARC-II
|
|
exact_cpu=microsparc
|
|
elif grep 'cpu.*UltraSparc T1' /proc/cpuinfo >/dev/null; then
|
|
# this grep pattern has not been tested against any Linux
|
|
exact_cpu="ultrasparct1"
|
|
elif grep 'cpu.*UltraSparc III' /proc/cpuinfo >/dev/null; then
|
|
exact_cpu="ultrasparc3"
|
|
elif grep 'cpu.*UltraSparc IIi' /proc/cpuinfo >/dev/null; then
|
|
exact_cpu="ultrasparc2i"
|
|
elif grep 'cpu.*UltraSparc II' /proc/cpuinfo >/dev/null; then
|
|
exact_cpu="ultrasparc2"
|
|
elif grep 'cpu.*UltraSparc' /proc/cpuinfo >/dev/null; then
|
|
exact_cpu="ultrasparc"
|
|
fi
|
|
fi
|
|
|
|
# Grep the output from sysinfo on SunOS.
|
|
# sysinfo has been seen living in /bin or in /usr/kvm
|
|
# cpu0 is a "SuperSPARC Model 41 SPARCmodule" CPU
|
|
# cpu0 is a "75 MHz TI,TMS390Z55" CPU
|
|
#
|
|
if test -z "$exact_cpu"; then
|
|
for i in sysinfo /usr/kvm/sysinfo; do
|
|
if $SHELL -c $i 2>/dev/null >conftest.dat; then
|
|
if grep 'cpu0 is a "SuperSPARC' conftest.dat >/dev/null; then
|
|
exact_cpu=supersparc
|
|
break
|
|
elif grep 'cpu0 is a .*TMS390Z5.' conftest.dat >/dev/null; then
|
|
# TMS390Z50 and TMS390Z55
|
|
exact_cpu=supersparc
|
|
break
|
|
fi
|
|
fi
|
|
done
|
|
rm -f conftest.dat
|
|
fi
|
|
|
|
# Grep the output from prtconf on Solaris.
|
|
# Use an explicit /usr/sbin, since that directory might not be in a normal
|
|
# user's path.
|
|
#
|
|
# SUNW,UltraSPARC (driver not attached)
|
|
# SUNW,UltraSPARC-II (driver not attached)
|
|
# SUNW,UltraSPARC-IIi (driver not attached)
|
|
# SUNW,UltraSPARC-III+ (driver not attached)
|
|
# Ross,RT625 (driver not attached)
|
|
# TI,TMS390Z50 (driver not attached)
|
|
#
|
|
# /usr/sbin/sysdef prints similar information, but includes all loadable
|
|
# cpu modules, not just the real cpu.
|
|
#
|
|
# We first try a plain prtconf, since that is known to work on older systems.
|
|
# But for newer T1 systems, that doesn't produce any useful output, we need
|
|
# "prtconf -vp" there.
|
|
#
|
|
for prtconfopt in "" "-vp"; do
|
|
if test -z "$exact_cpu"; then
|
|
if $SHELL -c "/usr/sbin/prtconf $prtconfopt" 2>/dev/null >conftest.dat; then
|
|
if grep 'SUNW,UltraSPARC-T1' conftest.dat >/dev/null; then
|
|
exact_cpu=ultrasparct1
|
|
elif grep 'SUNW,UltraSPARC-III' conftest.dat >/dev/null; then
|
|
exact_cpu=ultrasparc3
|
|
elif grep 'SUNW,UltraSPARC-IIi' conftest.dat >/dev/null; then
|
|
exact_cpu=ultrasparc2i
|
|
elif grep 'SUNW,UltraSPARC-II' conftest.dat >/dev/null; then
|
|
exact_cpu=ultrasparc2
|
|
elif grep 'SUNW,UltraSPARC' conftest.dat >/dev/null; then
|
|
exact_cpu=ultrasparc
|
|
elif grep 'Ross,RT62.' conftest.dat >/dev/null; then
|
|
# RT620, RT625, RT626 hypersparcs (v8).
|
|
exact_cpu=sparcv8
|
|
elif grep 'TI,TMS390Z5.' conftest.dat >/dev/null; then
|
|
# TMS390Z50 and TMS390Z55
|
|
exact_cpu=supersparc
|
|
elif grep 'TI,TMS390S10' conftest.dat >/dev/null; then
|
|
exact_cpu=microsparc
|
|
elif grep 'FMI,MB86904' conftest.dat >/dev/null; then
|
|
# actually MicroSPARC-II
|
|
exact_cpu=microsparc
|
|
fi
|
|
fi
|
|
rm -f conftest.dat
|
|
fi
|
|
done
|
|
|
|
# Grep the output from sysctl hw.model on sparc or sparc64 *BSD.
|
|
# Use an explicit /sbin, since that directory might not be in a normal
|
|
# user's path. Example outputs,
|
|
#
|
|
# hw.model: Sun Microsystems UltraSparc-IIi
|
|
#
|
|
if test -z "$exact_cpu"; then
|
|
if $SHELL -c "/sbin/sysctl hw.model" 2>/dev/null >conftest.dat; then
|
|
if grep 'UltraSparc-T1' conftest.dat >/dev/null; then
|
|
# this grep pattern has not been tested against any BSD
|
|
exact_cpu=ultrasparct1
|
|
elif grep 'UltraSparc-III' conftest.dat >/dev/null; then
|
|
exact_cpu=ultrasparc3
|
|
elif grep 'UltraSparc-IIi' conftest.dat >/dev/null; then
|
|
exact_cpu=ultrasparc2i
|
|
elif grep 'UltraSparc-II' conftest.dat >/dev/null; then
|
|
exact_cpu=ultrasparc2
|
|
elif grep 'UltraSparc' conftest.dat >/dev/null; then
|
|
exact_cpu=ultrasparc
|
|
elif grep 'TMS390Z5.' conftest.dat >/dev/null; then
|
|
# TMS390Z50 and TMS390Z55
|
|
exact_cpu=supersparc
|
|
elif grep 'TMS390S10' conftest.dat >/dev/null; then
|
|
exact_cpu=microsparc
|
|
elif grep 'MB86904' conftest.dat >/dev/null; then
|
|
# actually MicroSPARC-II
|
|
exact_cpu=microsparc
|
|
elif grep 'MB86907' conftest.dat >/dev/null; then
|
|
exact_cpu=turbosparc
|
|
fi
|
|
fi
|
|
rm -f conftest.dat
|
|
fi
|
|
|
|
# sun4m and sun4d are v8s of some sort, sun4u is a v9 of some sort
|
|
#
|
|
if test -z "$exact_cpu"; then
|
|
case `uname -m` in
|
|
sun4[md]) exact_cpu=sparcv8 ;;
|
|
sun4u) exact_cpu=sparcv9 ;;
|
|
esac
|
|
fi
|
|
;;
|
|
|
|
i?86-*-*|x86_64-*-*)
|
|
case "$guess_cpu" in
|
|
i?86)
|
|
cat <<EOF >${dummy}1.s
|
|
.globl cpuid
|
|
.globl _cpuid
|
|
cpuid:
|
|
_cpuid:
|
|
pushl %esi
|
|
pushl %ebx
|
|
movl 16(%esp),%eax
|
|
.byte 0x0f
|
|
.byte 0xa2
|
|
movl 12(%esp),%esi
|
|
movl %ebx,(%esi)
|
|
movl %edx,4(%esi)
|
|
movl %ecx,8(%esi)
|
|
popl %ebx
|
|
popl %esi
|
|
ret
|
|
EOF
|
|
;;
|
|
x86_64)
|
|
cat <<EOF >${dummy}1.s
|
|
.globl cpuid
|
|
.globl _cpuid
|
|
cpuid:
|
|
_cpuid:
|
|
pushq %rbx
|
|
movq %rsi,%rax
|
|
.byte 0x0f
|
|
.byte 0xa2
|
|
movl %ebx,(%rdi)
|
|
movl %edx,4(%rdi)
|
|
movl %ecx,8(%rdi)
|
|
popq %rbx
|
|
ret
|
|
EOF
|
|
;;
|
|
esac
|
|
cat <<EOF >${dummy}2.c
|
|
main ()
|
|
{
|
|
char vendor_string[13];
|
|
char dummy_string[12];
|
|
long fms;
|
|
int family, model, stepping;
|
|
char *modelstr;
|
|
|
|
cpuid (vendor_string, 0);
|
|
vendor_string[12] = 0;
|
|
|
|
fms = cpuid (dummy_string, 1);
|
|
|
|
family = ((fms >> 8) & 15) + ((fms >> 20) & 0xff);
|
|
model = ((fms >> 4) & 15) + ((fms >> 12) & 0xf0);
|
|
stepping = fms & 15;
|
|
|
|
modelstr = "i486";
|
|
if (strcmp (vendor_string, "GenuineIntel") == 0)
|
|
{
|
|
switch (family)
|
|
{
|
|
case 5:
|
|
if (model <= 2) modelstr = "pentium";
|
|
else if (model >= 4) modelstr = "pentiummmx";
|
|
break;
|
|
case 6:
|
|
if (model == 1) modelstr = "pentiumpro";
|
|
else if (model <= 6) modelstr = "pentium2";
|
|
else if (model <= 13) modelstr = "pentium3";
|
|
else if (model == 14) modelstr = "core";
|
|
else if (model == 15) modelstr = "core2"; // 64 bits
|
|
else modelstr = "p6???";
|
|
break;
|
|
case 15:
|
|
if (model <= 3) modelstr = "pentium4";
|
|
else if (model <= 6) modelstr = "pentiumD"; // 64 bits
|
|
else modelstr = "p4???";
|
|
break;
|
|
}
|
|
}
|
|
else if (strcmp (vendor_string, "AuthenticAMD") == 0)
|
|
{
|
|
switch (family)
|
|
{
|
|
case 5:
|
|
if (model <= 3) modelstr = "k5";
|
|
else if (model <= 7) modelstr = "k6";
|
|
else if (model <= 8) modelstr = "k62";
|
|
else if (model <= 9) modelstr = "k63";
|
|
break;
|
|
case 6:
|
|
modelstr = "athlon";
|
|
break;
|
|
case 15:
|
|
/* We might want to return opteron, athlon64, or the CPU core name
|
|
hammer here instead of the architecture name x86_64. */
|
|
modelstr = "x86_64";
|
|
break;
|
|
}
|
|
}
|
|
else if (strcmp (vendor_string, "CyrixInstead") == 0)
|
|
{
|
|
/* Should recognize Cyrix' processors too. */
|
|
}
|
|
else if (strcmp (vendor_string, "CentaurHauls") == 0)
|
|
{
|
|
switch (family)
|
|
{
|
|
case 6:
|
|
if (model < 9) modelstr = "viac3";
|
|
else modelstr = "viac32";
|
|
break;
|
|
}
|
|
}
|
|
|
|
printf ("%s\n", modelstr);
|
|
return 0;
|
|
}
|
|
EOF
|
|
|
|
if ($CC_FOR_BUILD ${dummy}1.s ${dummy}2.c -o $dummy) >/dev/null 2>&1; then
|
|
# On 80386 and early 80486 cpuid is not available and will result in a
|
|
# SIGILL message, hence 2>/dev/null.
|
|
#
|
|
# On i386-unknown-freebsd4.9, "/bin/sh -c ./dummy" seems to send an
|
|
# "Illegal instruction (core dumped)" message to stdout, so we test $?
|
|
# to check if the program run was successful.
|
|
#
|
|
x=`$SHELL -c ./$dummy 2>/dev/null`
|
|
if test $? = 0 && test -n "$x"; then
|
|
exact_cpu=$x
|
|
fi
|
|
fi
|
|
|
|
# We need to remove some .o files here since lame C compilers
|
|
# generate these even when not asked.
|
|
rm -f ${dummy}1.s ${dummy}1.o ${dummy}2.c ${dummy}2.o $dummy
|
|
;;
|
|
|
|
esac
|
|
|
|
|
|
|
|
# -------------------------------------------------------------------------
|
|
# Use an exact cpu, if possible
|
|
|
|
if test -n "$exact_cpu"; then
|
|
echo "$exact_cpu$guess_rest"
|
|
else
|
|
echo "$guess_full"
|
|
fi
|
|
exit 0
|
|
|
|
|
|
|
|
# Local variables:
|
|
# fill-column: 76
|
|
# End:
|