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Article #15Re: partially resolved: Re: help sought, possible asm/cpu/other problem???
From: dhoke
Date: Fri, 18 Jul 2008 09:17
Date: Fri, 18 Jul 2008 09:17
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2648 bytes
And it just occurred to me that 0xcc is an int 3 instruction... And further occurred to me to check my breakpoints. Sure enough, I have an address breakpoint set with that value (two of them it seems.) So I guess it's my fault after all, not bds2006. "dhoke" <dhoke.nojunk@east-shore.com> wrote in message news:488047c1$1@newsgroups.borland.com... > This issue is partially resolved. It's apparently a bds2006 debugger > issue. > > Using a hacked program to externally read the debuggee process memory > after a bogus trip (in the filler region being checked by bytesOK) shows > that, in fact, the byte at that particular location is _NOT_ what the > debugger is displaying in the CPU pane. The debugger is displaying 0xff > for location 0x04403f8. The hack program shows the byte as 0xcc (and all > the other bytes in the filler region as 0xff, as does the debugger. > hackprog also agrees about 4-bytes preceding and following the filler area > [so I think the hack is probably working correctly]. It seems to differ > only in the one byte currently of interest.) > > The bds2006 debugger cpu window memory dump display is apparently > incorrect. > > So what if I can't trust the tools (not that I have anyway for a while) - > I got Bob G to write me some nifty faster code - maybe it'll balance out > if I can manage that a few more times. :) (Well, would need it a LOT more > times...) > > And I guess I can assume my CPU isn't actually failing in this regard - > that at least is good. >
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X-Google-Thread: 10cc67,ced19374283c232f X-Google-Attributes: gid10cc67,domainid0,public,usenet X-Google-Language: ENGLISH,ASCII-7-bit Reply-To: "dhoke" <dhoke.nojunk@east-shore.com> From: "dhoke" <dhoke.nojunk@east-shore.com> Newsgroups: borland.public.cppbuilder.nativeapi References: <487e5d3c$1@newsgroups.borland.com> <488047c1$1@newsgroups.borland.com> Subject: Re: partially resolved: Re: help sought, possible asm/cpu/other problem??? Date: Fri, 18 Jul 2008 05:17:32 -0400 Lines: 35 Organization: East Shore Technologies, Inc. X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2900.3138 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 X-RFC2646: Format=Flowed; Response NNTP-Posting-Host: 71.245.145.51 Message-ID: <48805fcf$1@newsgroups.borland.com> X-Trace: newsgroups.borland.com 1216372687 71.245.145.51 (18 Jul 2008 02:18:07 -0700) Path: arc1-ca.pugleaf.net!g2news1.google.com!news3.google.com!feeder1-2.proxad.net!proxad.net!feeder1-1.proxad.net!club-internet.fr!feedme-small.clubint.net!news.isoc.lu!newsgroups.borland.com!not-for-mail