From: Bakul Shah <bakul+plan9@bitblocks.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@cse.psu.edu>
Subject: Re: [9fans] Plan 9 installation disc question
Date: Tue, 23 Oct 2007 20:32:29 -0700 [thread overview]
Message-ID: <20071024033229.2F6265B3E@mail.bitblocks.com> (raw)
In-Reply-To: Your message of "Tue, 23 Oct 2007 15:32:25 PDT." <3e1162e60710231532v5e995af1g992b79620b56a7b2@mail.gmail.com>
> Mac OS X is still 32bit last I checked. You're likely having an EFI related
> issue.
MacOS X 10.4.9+ is already 64 bit capable, at least on the
MacBook Pro
$ sysctl machdep.cpu.brand_string
machdep.cpu.brand_string: Intel(R) Core(TM)2 CPU T7400 @ 2.16GHz
$ sysctl hw.optional.x86_64
hw.optional.x86_64: 1
$ cat > ilp.c <EOF
#include <stdio.h>
int main(int c, char**v) {
printf("i:%d l:%d ll:%d p:%d\n",
sizeof(int), sizeof(long), sizeof(long long), sizeof(void*));
}
EOF
$ cc -m32 ilp.c -o ilp4
$ cc -m64 ilp.c -o ilp8
$ file ilp4 ilp8
ilp4: Mach-O executable i386
ilp8: Mach-O 64-bit executable x86_64
$ ilp4
i:4 l:4 L:8 p:4
$ ilp8
i:4 l:8 L:8 p:8
next prev parent reply other threads:[~2007-10-24 3:32 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-23 19:18 Pietro Gagliardi
2007-10-23 22:27 ` erik quanstrom
2007-10-23 22:32 ` David Leimbach
2007-10-23 22:36 ` Pietro Gagliardi
2007-10-23 22:40 ` David Leimbach
2007-10-23 22:40 ` Lyndon Nerenberg
2007-10-24 3:32 ` Bakul Shah [this message]
2007-10-24 16:30 ` David Leimbach
2007-10-24 19:14 ` Pietro Gagliardi
2007-10-24 19:22 ` David Leimbach
2007-10-24 19:25 ` Pietro Gagliardi
2007-10-24 10:18 ` [9fans] old things Charles Forsyth
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