config.guess
上传用户:qaz666999
上传日期:2022-08-06
资源大小:2570k
文件大小:25k
- #! /bin/sh
- #
- # GMP config.guess wrapper.
- # Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2008 Free Software
- # Foundation, Inc.
- #
- # This file is part of the GNU MP Library.
- #
- # The GNU MP Library is free software; you can redistribute it and/or modify
- # it under the terms of the GNU Lesser General Public License as published
- # by the Free Software Foundation; either version 3 of the License, or (at
- # your option) any later version.
- #
- # The GNU MP Library is distributed in the hope that it will be useful, but
- # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
- # License for more details.
- #
- # You should have received a copy of the GNU Lesser General Public License
- # along with the GNU MP Library. If not, see http://www.gnu.org/licenses/.
- # Usage: config.guess
- #
- # Print the host system CPU-VENDOR-OS.
- #
- # configfsf.guess is run and its guess then sharpened up to take advantage
- # of the finer grained CPU types that GMP knows.
- # Expect to find configfsf.guess in the same directory as this config.guess
- configfsf_guess="`echo "$0" | sed 's/config.guess$/configfsf.guess/'`"
- if test "$configfsf_guess" = "$0"; then
- echo "Cannot derive configfsf.guess from $0" 1>&2
- exit 1
- fi
- if test -f "$configfsf_guess"; then
- :
- else
- echo "$configfsf_guess not found" 1>&2
- exit 1
- fi
- # Setup a $SHELL with which to run configfsf.guess, using the same
- # $CONFIG_SHELL or /bin/sh as autoconf does when running config.guess
- SHELL=${CONFIG_SHELL-/bin/sh}
- # Identify ourselves on --version, --help or errors
- if test $# != 0; then
- echo "(GNU MP wrapped config.guess)"
- $SHELL $configfsf_guess "$@"
- exit 1
- fi
- guess_full=`$SHELL $configfsf_guess`
- if test $? != 0; then
- exit 1
- fi
- guess_cpu=`echo "$guess_full" | sed 's/-.*$//'`
- guess_rest=`echo "$guess_full" | sed 's/^[^-]*//'`
- exact_cpu=
- # -------------------------------------------------------------------------
- # The following should look at the current guess and probe the system to
- # establish a better guess in exact_cpu. Leave exact_cpu empty if probes
- # can't be done, or don't work.
- #
- # When a number of probes are done, test -z "$exact_cpu" can be used instead
- # of putting each probe under an "else" of the preceeding. That can stop
- # the code getting horribly nested and marching off the right side of the
- # screen.
- # Note that when a compile-and-link is done in one step we need to remove .o
- # files, since lame C compilers generate these even when not asked.
- #
- dummy=dummy-$$
- trap 'rm -f $dummy.c $dummy.o $dummy.core $dummy ${dummy}1.s ${dummy}2.c ; exit 1' 1 2 15
- # Use $HOST_CC if defined. $CC may point to a cross-compiler
- if test x"$CC_FOR_BUILD" = x; then
- if test x"$HOST_CC" != x; then
- CC_FOR_BUILD="$HOST_CC"
- else
- if test x"$CC" != x; then
- CC_FOR_BUILD="$CC"
- else
- echo 'dummy(){}' >$dummy.c
- for c in cc gcc c89 c99; do
- ($c $dummy.c -c) >/dev/null 2>&1
- if test $? = 0; then
- CC_FOR_BUILD="$c"; break
- fi
- done
- rm -f $dummy.c $dummy.o
- if test x"$CC_FOR_BUILD" = x; then
- CC_FOR_BUILD=no_compiler_found
- fi
- fi
- fi
- fi
- case "$guess_full" in
- alpha-*-*)
- # configfsf.guess detects exact alpha cpu types for OSF and GNU/Linux, but
- # not for *BSD and other systems. We try to get an exact type for any
- # plain "alpha" it leaves.
- #
- # configfsf.guess used to have a block of code not unlike this, but these
- # days does its thing with Linux kernel /proc/cpuinfo or OSF psrinfo.
- #
- cat <<EOF >$dummy.s
- .data
- Lformat:
- .byte 37,100,45,37,120,10,0 # "%d-%xn"
- .text
- .globl main
- .align 4
- .ent main
- main:
- .frame $30,16,$26,0
- ldgp $29,0($27)
- .prologue 1
- .long 0x47e03d91 # implver $17
- lda $2,-1
- .long 0x47e20c21 # amask $2,$1
- lda $16,Lformat
- not $1,$18
- jsr $26,printf
- ldgp $29,0($26)
- mov 0,$16
- jsr $26,exit
- .end main
- EOF
- $CC_FOR_BUILD $dummy.s -o $dummy 2>/dev/null
- if test "$?" = 0 ; then
- case `./$dummy` in
- 0-0) exact_cpu=alpha ;;
- 1-0) exact_cpu=alphaev5 ;;
- 1-1) exact_cpu=alphaev56 ;;
- 1-101) exact_cpu=alphapca56 ;;
- 2-303) exact_cpu=alphaev6 ;;
- 2-307) exact_cpu=alphaev67 ;;
- 2-1307) exact_cpu=alphaev68 ;;
- esac
- fi
- rm -f $dummy.s $dummy.o $dummy
- ;;
- ia64*-*-*)
- # CPUID[3] bits 24 to 31 is the processor family. itanium2 is documented
- # as 0x1f, plain itanium has been seen returning 0x07 on two systems, but
- # haven't found any documentation on it as such.
- #
- # Defining both getcpuid and _getcpuid lets us ignore whether the system
- # expects underscores or not.
- #
- # "unsigned long long" is always 64 bits, in fact on hpux in ilp32 mode
- # (which is the default there), it's the only 64-bit type.
- #
- cat >${dummy}a.s <<EOF
- .text
- .global _getcpuid
- .proc _getcpuid
- _getcpuid:
- mov r8 = CPUID[r32] ;;
- br.ret.sptk.many rp ;;
- .endp _getcpuid
- .global getcpuid
- .proc getcpuid
- getcpuid:
- mov r8 = CPUID[r32] ;;
- br.ret.sptk.many rp ;;
- .endp getcpuid
- EOF
- cat >${dummy}b.c <<EOF
- #include <stdio.h>
- unsigned long long getcpuid ();
- int
- main ()
- {
- if (getcpuid(0LL) == 0x49656E69756E6547LL && getcpuid(1LL) == 0x6C65746ELL)
- {
- /* "GenuineIntel" */
- switch ((getcpuid(3LL) >> 24) & 0xFF) {
- case 0x07: puts ("itanium"); break;
- case 0x1F: puts ("itanium2"); break; /* McKinley, Madison */
- case 0x20: puts ("itanium2"); break; /* Montecito */
- }
- }
- return 0;
- }
- EOF
- if $CC_FOR_BUILD ${dummy}a.s ${dummy}b.c -o $dummy >/dev/null 2>&1; then
- exact_cpu=`./$dummy`
- fi
- rm -f ${dummy}a.s ${dummy}a.o ${dummy}b.c ${dummy}b.o $dummy $dummy.core core
- ;;
- mips-*-irix[6789]*)
- # IRIX 6 and up always has a 64-bit mips cpu
- exact_cpu=mips64
- ;;
- m68k-*-*)
- # NetBSD (and presumably other *BSD) "sysctl hw.model" gives for example
- # hw.model = Apple Macintosh Quadra 610 (68040)
- exact_cpu=`(sysctl hw.model) 2>/dev/null | sed -n 's/^.*(680[012346]0).*$/m1/p'`
- if test -z "$exact_cpu"; then
- # Linux kernel 2.2 gives for example "CPU: 68020" (tabs in between).
- exact_cpu=`sed -n 's/^CPU:.*(680[012346]0).*$/m1/p' /proc/cpuinfo 2>/dev/null`
- fi
- if test -z "$exact_cpu"; then
- # Try: movel #0,%d0; rts
- # This is to check the compiler and our asm code works etc, before
- # assuming failures below indicate cpu characteristics.
- # .byte is used to avoid problems with assembler syntax variations.
- # For testing, provoke failures by adding "illegal" possibly as
- # ".byte 0x4A, 0xFC"
- cat >$dummy.s <<EOF
- .text
- .globl main
- .globl _main
- main:
- _main:
- .byte 0x70, 0x00
- .byte 0x4e, 0x75
- EOF
- if ($CC_FOR_BUILD $dummy.s -o $dummy && ./$dummy) >/dev/null 2>&1; then
- # $SHELL -c is used to execute ./$dummy below, since (./$dummy)
- # 2>/dev/null still prints the SIGILL message on some shells.
- #
- # Try: movel #0,%d0
- # rtd #0
- cat >$dummy.s <<EOF
- .text
- .globl main
- .globl _main
- main:
- _main:
- .byte 0x70, 0x00
- .byte 0x4e, 0x74, 0x00, 0x00
- EOF
- if $CC_FOR_BUILD $dummy.s -o $dummy >/dev/null 2>&1; then
- $SHELL -c ./$dummy >/dev/null 2>&1
- if test $? != 0; then
- exact_cpu=m68000 # because rtd didn't work
- fi
- fi
- #
- if test -z "$exact_cpu"; then
- # Try: trapf
- # movel #0,%d0
- # rts
- # Another possibility for identifying 68000 and 68010 is the
- # different value stored by "movem a0,(a0)+"
- cat >$dummy.s <<EOF
- .text
- .globl main
- .globl _main
- main:
- _main:
- .byte 0x51, 0xFC
- .byte 0x70, 0x00
- .byte 0x4e, 0x75
- EOF
- if $CC_FOR_BUILD $dummy.s -o $dummy >/dev/null 2>&1; then
- $SHELL -c ./$dummy >/dev/null 2>&1
- if test $? != 0; then
- exact_cpu=m68010 # because trapf didn't work
- fi
- fi
- fi
- if test -z "$exact_cpu"; then
- # Try: bfffo %d1{0:31},%d0
- # movel #0,%d0
- # rts
- cat >$dummy.s <<EOF
- .text
- .globl main
- .globl _main
- main:
- _main:
- .byte 0xED, 0xC1, 0x00, 0x1F
- .byte 0x70, 0x00
- .byte 0x4e, 0x75
- EOF
- if $CC_FOR_BUILD $dummy.s -o $dummy >/dev/null 2>&1; then
- $SHELL -c ./$dummy >/dev/null 2>&1
- if test $? != 0; then
- exact_cpu=m68360 # cpu32, because bfffo didn't work
- fi
- fi
- fi
- if test -z "$exact_cpu"; then
- # FIXME: Now we know 68020 or up, but how to detect 030, 040 and 060?
- exact_cpu=m68020
- fi
- fi
- rm -f $dummy.s $dummy.o $dummy $dummy.core core
- fi
- if test -z "$exact_cpu"; then
- case "$guess_full" in
- *-*-next* | *-*-openstep*) # NeXTs are 68020 or better
- exact_cpu=m68020 ;;
- esac
- fi
- ;;
- rs6000-*-* | powerpc*-*-*)
- # Enhancement: On MacOS the "machine" command prints for instance
- # "ppc750". Interestingly on powerpc970-apple-darwin6.8.5 it prints
- # "ppc970" where there's no actual #define for 970 from NXGetLocalArchInfo
- # (as noted below). But the man page says the command is still "under
- # development", so it doesn't seem wise to use it just yet, not while
- # there's an alternative.
- #
- # Try to read the PVR. mfpvr is a protected instruction, NetBSD, MacOS
- # and AIX don't allow it in user mode, but the Linux kernel does.
- #
- # Using explicit bytes for mfpvr avoids worrying about assembler syntax
- # and underscores. "char"s are used instead of "int"s to avoid worrying
- # whether sizeof(int)==4 or if it's the right endianness.
- #
- # Note this is no good on AIX, since a C function there is the address of
- # a function descriptor, not actual code. But this doesn't matter since
- # AIX doesn't allow mfpvr anyway.
- #
- cat >$dummy.c <<EOF
- #include <stdio.h>
- struct {
- int n; /* force 4-byte alignment */
- char a[8];
- } getpvr = {
- 0,
- {
- 0x7c, 0x7f, 0x42, 0xa6, /* mfpvr r3 */
- 0x4e, 0x80, 0x00, 0x20, /* blr */
- }
- };
- int
- main ()
- {
- unsigned (*fun)();
- unsigned pvr;
- /* a separate "fun" variable is necessary for gcc 2.95.2 on MacOS,
- it gets a compiler error on a combined cast and call */
- fun = (unsigned (*)()) getpvr.a;
- pvr = (*fun) ();
- switch (pvr >> 16) {
- case 0x0001: puts ("powerpc601"); break;
- case 0x0003: puts ("powerpc603"); break;
- case 0x0004: puts ("powerpc604"); break;
- case 0x0006: puts ("powerpc603e"); break;
- case 0x0007: puts ("powerpc603e"); break; /* 603ev */
- case 0x0008: puts ("powerpc750"); break;
- case 0x0009: puts ("powerpc604e"); break;
- case 0x000a: puts ("powerpc604e"); break; /* 604ev5 */
- case 0x000c: puts ("powerpc7400"); break;
- case 0x0041: puts ("powerpc630"); break;
- case 0x0050: puts ("powerpc860"); break;
- case 0x8000: puts ("powerpc7450"); break;
- case 0x8001: puts ("powerpc7455"); break;
- case 0x8002: puts ("powerpc7457"); break;
- case 0x8003: puts ("powerpc7447"); break; /* really 7447A */
- case 0x800c: puts ("powerpc7410"); break;
- }
- return 0;
- }
- EOF
- if ($CC_FOR_BUILD $dummy.c -o $dummy) >/dev/null 2>&1; then
- # This style construct is needed on AIX 4.3 to suppress the SIGILL error
- # from (*fun)(). Using $SHELL -c ./$dummy 2>/dev/null doesn't work.
- { x=`./$dummy`; } 2>/dev/null
- if test -n "$x"; then
- exact_cpu=$x
- fi
- fi
- rm -f $dummy.c $dummy.o $dummy $dummy.core
- # Grep the linux kernel /proc/cpuinfo pseudo-file.
- # Anything unrecognised is ignored, since of course we mustn't spit out
- # a cpu type config.sub doesn't know.
- if test -z "$exact_cpu" && test -f /proc/cpuinfo; then
- x=`grep "^cpu[ ]" /proc/cpuinfo | head -n 1`
- x=`echo $x | sed -n 's/^cpu[ ]*:[ ]*([A-Za-z0-9]*).*/1/p'`
- x=`echo $x | sed 's/PPC//'`
- case $x in
- 601) exact_cpu="power" ;;
- 603ev) exact_cpu="powerpc603e" ;;
- 604ev5) exact_cpu="powerpc604e" ;;
- 603 | 603e | 604 | 604e | 750 | 821 | 860 | 970)
- exact_cpu="powerpc$x" ;;
- POWER[4-9])
- exact_cpu=`echo $x | sed "s;POWER;power;"` ;;
- esac
- fi
- if test -z "$exact_cpu"; then
- # On AIX, try looking at _system_configuration. This is present in
- # version 4 at least.
- cat >$dummy.c <<EOF
- #include <stdio.h>
- #include <sys/systemcfg.h>
- int
- main ()
- {
- switch (_system_configuration.implementation) {
- /* Old versions of AIX don't have all these constants,
- use ifdef for safety. */
- #ifdef POWER_RS2
- case POWER_RS2: puts ("power2"); break;
- #endif
- #ifdef POWER_601
- case POWER_601: puts ("power"); break;
- #endif
- #ifdef POWER_603
- case POWER_603: puts ("powerpc603"); break;
- #endif
- #ifdef POWER_604
- case POWER_604: puts ("powerpc604"); break;
- #endif
- #ifdef POWER_620
- case POWER_620: puts ("powerpc620"); break;
- #endif
- #ifdef POWER_630
- case POWER_630: puts ("powerpc630"); break;
- #endif
- /* Dunno what this is, leave it out for now.
- case POWER_A35: puts ("powerpca35"); break;
- */
- /* This is waiting for a bit more info.
- case POWER_RS64II: puts ("powerpcrs64ii"); break;
- */
- #ifdef POWER_4
- case POWER_4: puts ("power4"); break;
- #endif
- #ifdef POWER_5
- case POWER_5: puts ("power5"); break;
- #endif
- #ifdef POWER_6
- case POWER_6: puts ("power6"); break;
- #endif
- default:
- if (_system_configuration.architecture == POWER_RS)
- puts ("power");
- else if (_system_configuration.width == 64)
- puts ("powerpc64");
- }
- return 0;
- }
- EOF
- if ($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 $dummy
- fi
- if test -z "$exact_cpu"; then
- # On MacOS X (or any Mach-O presumably), NXGetLocalArchInfo cpusubtype
- # can tell us the exact cpu.
- cat >$dummy.c <<EOF
- #include <stdio.h>
- #include <mach-o/arch.h>
- int
- main (void)
- {
- const NXArchInfo *a = NXGetLocalArchInfo();
- if (a->cputype == CPU_TYPE_POWERPC)
- {
- switch (a->cpusubtype) {
- /* The following known to Darwin 1.3. */
- case CPU_SUBTYPE_POWERPC_601: puts ("powerpc601"); break;
- case CPU_SUBTYPE_POWERPC_602: puts ("powerpc602"); break;
- case CPU_SUBTYPE_POWERPC_603: puts ("powerpc603"); break;
- case CPU_SUBTYPE_POWERPC_603e: puts ("powerpc603e"); break;
- case CPU_SUBTYPE_POWERPC_603ev: puts ("powerpc603e"); break;
- case CPU_SUBTYPE_POWERPC_604: puts ("powerpc604"); break;
- case CPU_SUBTYPE_POWERPC_604e: puts ("powerpc604e"); break;
- case CPU_SUBTYPE_POWERPC_620: puts ("powerpc620"); break;
- case CPU_SUBTYPE_POWERPC_750: puts ("powerpc750"); break;
- case CPU_SUBTYPE_POWERPC_7400: puts ("powerpc7400"); break;
- case CPU_SUBTYPE_POWERPC_7450: puts ("powerpc7450"); break;
- /* Darwin 6.8.5 doesn't define the following */
- case 0x8001: puts ("powerpc7455"); break;
- case 0x8002: puts ("powerpc7457"); break;
- case 0x8003: puts ("powerpc7447"); break;
- case 100: puts ("powerpc970"); break;
- }
- }
- return 0;
- }
- EOF
- if ($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 $exact_cpu is set to "sparc" so as
- # to short-circuit subsequent tests.
- # Grep the linux kernel /proc/cpuinfo pseudo-file.
- # A typical line is "cputt: TI UltraSparc II (BlackBird)"
- # See arch/sparc/kernel/cpu.c and arch/sparc64/kernel/cpu.c.
- #
- if test -f /proc/cpuinfo; then
- if grep 'cpu.*Cypress' /proc/cpuinfo >/dev/null; then
- exact_cpu="sparc" # ie. v7
- elif grep 'cpu.*Power-UP' /proc/cpuinfo >/dev/null; then
- exact_cpu="sparc" # ie. v7
- elif grep 'cpu.*HyperSparc' /proc/cpuinfo >/dev/null; then
- exact_cpu="sparcv8"
- elif grep 'cpu.*SuperSparc' /proc/cpuinfo >/dev/null; then
- exact_cpu="supersparc"
- elif grep 'cpu.*MicroSparc' /proc/cpuinfo >/dev/null; then
- exact_cpu="microsparc"
- elif grep 'cpu.*MB86904' /proc/cpuinfo >/dev/null; then
- # actually MicroSPARC-II
- exact_cpu=microsparc
- elif grep 'cpu.*UltraSparc T1' /proc/cpuinfo >/dev/null; then
- # this grep pattern has not been tested against any Linux
- exact_cpu="ultrasparct1"
- elif grep 'cpu.*UltraSparc III' /proc/cpuinfo >/dev/null; then
- exact_cpu="ultrasparc3"
- elif grep 'cpu.*UltraSparc IIi' /proc/cpuinfo >/dev/null; then
- exact_cpu="ultrasparc2i"
- elif grep 'cpu.*UltraSparc II' /proc/cpuinfo >/dev/null; then
- exact_cpu="ultrasparc2"
- elif grep 'cpu.*UltraSparc' /proc/cpuinfo >/dev/null; then
- exact_cpu="ultrasparc"
- fi
- fi
- # Grep the output from sysinfo on SunOS.
- # sysinfo has been seen living in /bin or in /usr/kvm
- # cpu0 is a "SuperSPARC Model 41 SPARCmodule" CPU
- # cpu0 is a "75 MHz TI,TMS390Z55" CPU
- #
- if test -z "$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-*-* | amd64-*-* | x86_64-*-*)
- cat <<EOF >${dummy}0.s
- .globl cpuid
- .globl _cpuid
- cpuid:
- _cpuid:
- pushl %esi
- pushl %ebx
- movl 16(%esp),%eax
- .byte 0x0f
- .byte 0xa2
- movl 12(%esp),%esi
- movl %ebx,(%esi)
- movl %edx,4(%esi)
- movl %ecx,8(%esi)
- popl %ebx
- popl %esi
- ret
- EOF
- cat <<EOF >${dummy}1.s
- .globl cpuid
- .globl _cpuid
- cpuid:
- _cpuid:
- push %rbx
- mov %esi,%eax
- .byte 0x0f
- .byte 0xa2
- mov %ebx,(%rdi)
- mov %edx,4(%rdi)
- mov %ecx,8(%rdi)
- pop %rbx
- ret
- EOF
- cat <<EOF >${dummy}2.c
- main ()
- {
- char vendor_string[13];
- char dummy_string[12];
- long fms;
- int family, model, stepping;
- char *modelstr;
- cpuid (vendor_string, 0);
- vendor_string[12] = 0;
- fms = cpuid (dummy_string, 1);
- family = ((fms >> 8) & 0xf) + ((fms >> 20) & 0xff);
- model = ((fms >> 4) & 0xf) + ((fms >> 12) & 0xf0);
- stepping = fms & 0xf;
- modelstr = "$guess_cpu";
- 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 <= 8) modelstr = "pentium3";
- else if (model <= 9) modelstr = "pentiumm";
- else if (model <= 0x0c) modelstr = "pentium3";
- else if (model <= 0x0e) modelstr = "pentiumm";
- else if (model <= 0x19) modelstr = "core2";
- else if (model == 0x1a) modelstr = "corei"; /* NHM Gainestown */
- else if (model == 0x1c) modelstr = "atom"; /* Silverthorne */
- else if (model == 0x1d) modelstr = "core2"; /* PNR Dunnington */
- else if (model == 0x1e) modelstr = "corei"; /* NHM Lynnfield/Jasper */
- else if (model == 0x25) modelstr = "corei"; /* WSM Clarkdale/Arrandale */
- else if (model == 0x26) modelstr = "atom"; /* Lincroft */
- else if (model == 0x27) modelstr = "atom"; /* Saltwell */
- else if (model == 0x2c) modelstr = "corei"; /* WSM Gulftown */
- else if (model == 0x2e) modelstr = "corei"; /* NHM Beckton */
- break;
- case 15:
- modelstr = "pentium4";
- 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";
- else if (model == 10) modelstr = "geode";
- else if (model == 13) modelstr = "k63";
- break;
- case 6:
- modelstr = "athlon";
- break;
- case 15:
- case 16:
- modelstr = "athlon64";
- 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 if (model < 15) modelstr = "viac32";
- else modelstr = "nano";
- break;
- }
- }
- printf ("%sn", 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=$x
- fi
- fi
- if test -z "$exact_cpu"; then
- if ($CC_FOR_BUILD ${dummy}0.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
- fi
- # We need to remove some .o files here since lame C compilers
- # generate these even when not asked.
- rm -f ${dummy}0.s ${dummy}0.o ${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: