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Re: IA-64 Boehm gc patch
- To: Andrew Haley <aph at pasanda dot cygnus dot co dot uk>
- Subject: Re: IA-64 Boehm gc patch
- From: Jeff Sturm <jeff dot sturm at appnet dot com>
- Date: Mon, 19 Jun 2000 15:18:30 -0400
- CC: java-patches at sourceware dot cygnus dot com
- Organization: AppNet Inc.
- References: <20000619185646.27501.qmail@pasanda.cygnus.co.uk>
Actually we don't use that read wrapper unless MPROTECT_VDB is defined,
and last I checked it was disabled in libgcj due to problems with
linuxthreads.
It's only for incremental mode, which I don't recommend using.
Andrew Haley wrote:
>
> Looking at that patch again, I guess it leads to some inefficiency on
> non-IA64 systems. I will throw #ifdef IA64 around it if people think
> it's necessary, but I don't like to clutter code with #ifdefs that
> aren't essential.
>
> 2000-06-19 Andrew Haley <aph@cygnus.com>
>
> * os_dep.c (read): Pass two dummy args to syscall().
>
> Andrew.
--
Jeff Sturm
jeff.sturm@appnet.com