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Re: [Qemu-devel] [RFC 0/3] target/m68k: fix TCGv array overflow
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From: |
Laurent Vivier |
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Subject: |
Re: [Qemu-devel] [RFC 0/3] target/m68k: fix TCGv array overflow |
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Date: |
Fri, 16 Mar 2018 10:33:42 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 |
Le 15/03/2018 à 20:34, Richard Henderson a écrit :
> On 03/16/2018 03:19 AM, Laurent Vivier wrote:
>> I try to fix this by introducing a new TCG function
>> to try to free a TCGv if it is a temporary one and
>> do nothing otherwise (patches 1 and 2)
>
> I would prefer not to approach this in this way.
OK. This is why it was an RFC.
> Better is to have translator helpers that allocate temps
> that are freed at the end of the insn.
>
> C.f. new_tmp_a64 in target/arm/translate-a64.c.
I'm going to try that.
Thank you,
Laurent