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Re: [Qemu-devel] [PATCH] target-tilegx: Call dest_gr() later when have t


From: Chen Gang
Subject: Re: [Qemu-devel] [PATCH] target-tilegx: Call dest_gr() later when have to use it
Date: Fri, 2 Oct 2015 12:59:48 +0800

On 10/2/15 03:30, Richard Henderson wrote:
> On 10/01/2015 11:49 PM, address@hidden wrote:
>> From: Chen Gang <address@hidden>
>>
>> When a nop instruction is generated, but the 'dest' is a valid (e.g. for
>> any qemu skipped instructions, but still be useful in real machine),
>> always allocate dest_gr() will cause issue for these nop instructions.
>>
>> After fix this issue, the temporary implementation of floating point
>> instructions (which have skipped instructions) can work correctlly.
>
> Um, no. See the gen_rrr_opcode where we simply use two switch statements for 
> this.

OK, thanks.

--
Chen Gang (陈刚)

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