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Re: software breakpoint in gdb

From: Robert Dewar <dewar at adacore dot com>
To: Jan Kratochvil <jan dot kratochvil at redhat dot com>
Cc: Xin Tong <xerox dot time dot tech at gmail dot com>, gdb at sourceware dot org
Date: Sun, 29 Jan 2012 19:53:58 -0500
Subject: Re: software breakpoint in gdb
References: <CALKntY0W-HiSUS5jeMveKRnutAntC0y8yPCGAnrZgP=_TrRULg@mail.gmail.com> <20120129165303.GA18465@host2.jankratochvil.net>

On 1/29/2012 11:53 AM, Jan Kratochvil wrote:

On Sun, 29 Jan 2012 17:48:30 +0100, Xin Tong wrote:
What if the interrupt instruction is bigger than breakpointed
instruction ?
I do not know about such architecture, it probably does not exist.


It sure would be a disastrous mistake to make in any architectural
design. the x86 of course has a one byte interrupt instruction
precisely for this purpose.

Follow-Ups:
- Re: software breakpoint in gdb
  - From: Kevin Pouget

References:
- software breakpoint in gdb
  - From: Xin Tong
- Re: software breakpoint in gdb
  - From: Jan Kratochvil

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