From: erik quanstrom <quanstro@quanstro.net>
To: 9fans@9fans.net
Subject: Re: [9fans] more on why vc can't produce amd64 executables
Date: Wed, 21 Aug 2013 14:57:23 -0400 [thread overview]
Message-ID: <d92931b41d270e71c61f582b9860649c@brasstown.quanstro.net> (raw)
In-Reply-To: <20130821184909.51FA2B827@mail.bitblocks.com>
> You're casting a large int into a small int and this seems right.
> Just as (uchar)0x1234 => 0x34
>
> > marshalling a 64-bit pointer in this way will lay down the
> > bytes with the hi and lo reversed.
>
> Perhaps you meant to do *(uchar*)&x?
you're right. what was i thinking. still, pointers are marshaled wrong.
compiled on mips, this program
#include <u.h>
#include <libc.h>
void
main(void)
{
char *p;
p = malloc(100);
print("%p\n", p);
}
does this
; 6.crash
6.crash 203443: suicide: sys: trap: #SS pc=0x2048f2
- erik
next prev parent reply other threads:[~2013-08-21 18:57 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-21 18:36 erik quanstrom
2013-08-21 18:49 ` Bakul Shah
2013-08-21 18:57 ` erik quanstrom [this message]
2013-08-21 19:25 ` Bakul Shah
2013-08-21 19:29 ` erik quanstrom
2013-08-21 21:44 ` erik quanstrom
2013-08-22 15:32 ` Bakul Shah
2013-08-22 16:54 ` erik quanstrom
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=d92931b41d270e71c61f582b9860649c@brasstown.quanstro.net \
--to=quanstro@quanstro.net \
--cc=9fans@9fans.net \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).