Re: [PATCH 1/7] KVM: x86 emulator: framework for streamlining arithmetic opcodes

Avi Kivity
2012-12-22T17:42:57Z

On Sat, Dec 22, 2012 at 7:00 PM, Gleb Natapov <gleb@redhat.com> wrote:
> On Sat, Dec 22, 2012 at 02:26:51PM +0200, Avi Kivity wrote:
>> +
>> +/*
>> + * fastop functions have a special calling convention:
>> + *
>> + * dst: [rdx]:rax (in/out)
> May be I miss something obvious but I do not see why rdx is here.

MUL, DIV, CWD, etc.