From: Gleb Natapov <gleb@redhat.com>
To: Avi Kivity <avi.kivity@gmail.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>, kvm <kvm@vger.kernel.org>
Subject: Re: [PATCH 1/7] KVM: x86 emulator: framework for streamlining arithmetic opcodes
Date: Sat, 22 Dec 2012 20:01:17 +0200 [thread overview]
Message-ID: <20121222180117.GA29007@redhat.com> (raw)
In-Reply-To: <CAEbWaiq0bwW=ROBqsXn+wB3T5Z11gpo=oHbsq4_eTE=wyH-Ltg@mail.gmail.com>
On Sat, Dec 22, 2012 at 07:42:55PM +0200, Avi Kivity wrote:
> 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.
Yes, but my question was more about actual fastop() implementation
which does not seams to handle rdx at all.
--
Gleb.
next prev parent reply other threads:[~2012-12-22 18:01 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-22 12:26 [PATCH 0/7] Streamline arithmetic instruction emulation Avi Kivity
2012-12-22 12:26 ` [PATCH 1/7] KVM: x86 emulator: framework for streamlining arithmetic opcodes Avi Kivity
2012-12-22 17:00 ` Gleb Natapov
2012-12-22 17:42 ` Avi Kivity
2012-12-22 18:01 ` Gleb Natapov [this message]
2012-12-22 18:07 ` Avi Kivity
2012-12-22 18:11 ` Gleb Natapov
2012-12-22 18:18 ` Avi Kivity
2012-12-22 18:44 ` Gleb Natapov
2012-12-22 21:55 ` Avi Kivity
2012-12-22 12:26 ` [PATCH 2/7] KVM: x86 emulator: Support for declaring single operand fastops Avi Kivity
2012-12-22 12:26 ` [PATCH 3/7] KVM: x86 emulator: introduce NoWrite flag Avi Kivity
2012-12-22 15:11 ` Gleb Natapov
2012-12-22 15:28 ` Avi Kivity
2012-12-22 15:39 ` Gleb Natapov
2012-12-22 15:45 ` Avi Kivity
2012-12-22 15:51 ` Avi Kivity
2012-12-22 16:20 ` Gleb Natapov
2012-12-22 12:26 ` [PATCH 4/7] KVM: x86 emulator: mark CMP, CMPS, SCAS, TEST as NoWrite Avi Kivity
2012-12-22 12:26 ` [PATCH 5/7] KVM: x86 emulator: convert NOT, NEG to fastop Avi Kivity
2012-12-22 12:26 ` [PATCH 6/7] KVM: x86 emulator: add macros for defining 2-operand fastop emulation Avi Kivity
2012-12-22 12:26 ` [PATCH 7/7] KVM: x86 emulator: convert basic ALU ops to fastop Avi Kivity
2012-12-23 9:47 ` [PATCH 0/7] Streamline arithmetic instruction emulation Gleb Natapov
[not found] ` <CAEbWairRO+p1Lco8NJqC99xz1EFcP6CZktOsBmt6AwW4R5vMMw@mail.gmail.com>
2013-01-04 1:14 ` Marcelo Tosatti
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