Re: [Qemu-devel] [PATCH] target/mips: Support Toshiba specific three-operand MADD and MADDU

[Aleksandar Markovic]

> From: Fredrik Noring <address@hidden>
> Subject: Re: [PATCH] target/mips: Support Toshiba specific three-operand MADD 
> and MADDU
> 
> Hi Aleksandar,
> 
> > Without TARGET_MIPS64, we can't say we emulate R5900 - we are emulating
> > some other CPU that never existed.
> >
> > Convince me that I am wrong.
> 
> R5900 O32 is usable.

Absolutely not. This kind of emulation infidelity can't be in QEMU upstream. 
Even one step further, this should be forbidden, impossible to build.

Thanks,
Aleksandar