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Date: Sat, 28 Feb 2009 17:27:25 +0100
From: Stefan Weil <weil@mail.berlios.de>
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Subject: Re: [Qemu-devel] [PATCH] Add single stepping option for all targets
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To: qemu-devel@nongnu.org, Aurelien Jarno <aurelien@aurel32.net>

Stefan Weil schrieb:
>> This patch replaces the compile time options SH4_SINGLE_STEP,
>> DO_SINGLE_STEP and MIPS_SINGLE_STEP
>> by a command line option -singlestep.
>>
>> It also adds single step mode for targets which did not have a compile
>> time option,
>> so all system emulations can be used with -singlestep. Please note that
>> I did only run a short test for i386 and mips targets.
>>
>> A new monitor command is provided to enable or disable single step mode.
>> The monitor command "info status" was modified to display single step
>> mode when activated.
>>
>> Single stepping in Qemu's system emulation mode is useful to see the cpu
>> state
>> for each cpu instruction when used with -d in_asm,cpu. It is also a
>> simple way to slow down the emulation.
>>
>> The patch does not add single step mode for Qemu's user mode emulation.
>> Would this be useful, too?
>>
>> Kind regards
>> Stefan Weil
>>
>>   
>>     

The patch is still missing in Qemu trunk. There was some feedback,
but not from a maintainer, so I don't know why the patch is not
integrated. Do you need an update of the patch? Do you need
more information? Do you want something changed or added?

Regards
Stefan Weil