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Re: [Qemu-devel] [PATCH 1/2] qemu-doc: Add nanoMIPS ISA information
From: |
Richard Henderson |
Subject: |
Re: [Qemu-devel] [PATCH 1/2] qemu-doc: Add nanoMIPS ISA information |
Date: |
Thu, 29 Nov 2018 10:03:18 -0800 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.3.0 |
On 11/29/18 2:23 AM, Peter Maydell wrote:
> On Thu, 29 Nov 2018 at 10:18, Stefan Markovic <address@hidden> wrote:
>> I'll investigate further running with --enable-debug option to fix this
>> issue.
>>
>> In the meantime, we could note enable-debug as 'To Be Done/Work In
>> Progress' for nanoMIPS in qemu docs .
>
> This isn't just "--enable-debug doesn't work", it means there's a
> definite bug because you've tripped an assert (that's only enabled
> in the debug config). It's quite possible that the code will misbehave
> at runtime even on the non-debug config...
Definitely.
The assert says that two different exits are using the same
TranslationBlock.jmp_target_arg entry. Which means that, by definition, one of
them must branch to the wrong location.
r~
[Qemu-devel] [PATCH 2/2] docs/qemu-cpu-models: Add MIPS/nanoMIPS QEMU supported CPU models, Stefan Markovic, 2018/11/28