Date: Wed, 3 Oct 2001 22:59:45 -0400 From: Brian Dean <bsd@bsdhome.com> To: Zhihui Zhang <zzhang@cs.binghamton.edu> Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: hardware watch point support Message-ID: <20011003225945.A94118@neutrino.bsdhome.com> In-Reply-To: <Pine.SOL.4.21.0110031621060.17568-100000@onyx>; from zzhang@cs.binghamton.edu on Wed, Oct 03, 2001 at 04:24:26PM -0400 References: <Pine.SOL.4.21.0110031621060.17568-100000@onyx>
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Seems to work ok for a simple test case I just tried with 4-STABLE (post 4.4-RELEASE). I don't have a 4.3-RELEASE box to test, but it should work there too. -Brian On Wed, Oct 03, 2001 at 04:24:26PM -0400, Zhihui Zhang wrote: > Does FreeBSD 4.3-release support hardware watchpoint? If so, how to enable > it? I tried something like: > > (gdb) watch * 0xc28374d0 > Hardware watchpoint 4: * 3263395024 > (gdb) watch * (int32_t *) 3263427792 > Hardware watchpoint 5: *(int32_t *) 3263427792 > > But it does not seem to work well. Instead, I have to step through the > code to see when a memory value is changed. > > Thanks, > > -Zhihui To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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