From: Alexander Graf <agraf@suse.de>
To: Paul Mackerras <paulus@samba.org>, kvm-ppc@vger.kernel.org
Cc: kvm@vger.kernel.org
Subject: Re: [RFC PATCH 1/5] powerpc: Split out instruction analysis part of emulate_step()
Date: Mon, 28 Jul 2014 12:01:01 +0000 [thread overview]
Message-ID: <53D63B7D.4030501@suse.de> (raw)
In-Reply-To: <1405764872-8744-2-git-send-email-paulus@samba.org>
On 19.07.14 12:14, Paul Mackerras wrote:
> This splits out the instruction analysis part of emulate_step() into
> a separate analyse_instr() function, which decodes the instruction,
> but doesn't execute any load or store instructions. It does execute
> integer instructions and branches which can be executed purely by
> updating register values in the pt_regs struct. For other instructions,
> it returns the instruction type and other details in a new
> instruction_op struct. emulate_step() then uses that information
> to execute loads, stores, cache operations, mfmsr, mtmsr[d], and
> (on 64-bit) sc instructions.
>
> Signed-off-by: Paul Mackerras <paulus@samba.org>
This should definitely get posted on the normal Linux PPC list.
Alex
WARNING: multiple messages have this Message-ID (diff)
From: Alexander Graf <agraf@suse.de>
To: Paul Mackerras <paulus@samba.org>, kvm-ppc@vger.kernel.org
Cc: kvm@vger.kernel.org
Subject: Re: [RFC PATCH 1/5] powerpc: Split out instruction analysis part of emulate_step()
Date: Mon, 28 Jul 2014 14:01:01 +0200 [thread overview]
Message-ID: <53D63B7D.4030501@suse.de> (raw)
In-Reply-To: <1405764872-8744-2-git-send-email-paulus@samba.org>
On 19.07.14 12:14, Paul Mackerras wrote:
> This splits out the instruction analysis part of emulate_step() into
> a separate analyse_instr() function, which decodes the instruction,
> but doesn't execute any load or store instructions. It does execute
> integer instructions and branches which can be executed purely by
> updating register values in the pt_regs struct. For other instructions,
> it returns the instruction type and other details in a new
> instruction_op struct. emulate_step() then uses that information
> to execute loads, stores, cache operations, mfmsr, mtmsr[d], and
> (on 64-bit) sc instructions.
>
> Signed-off-by: Paul Mackerras <paulus@samba.org>
This should definitely get posted on the normal Linux PPC list.
Alex
next prev parent reply other threads:[~2014-07-28 12:01 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-19 10:14 [RFC PATCH 0/5] Improve PPC instruction emulation Paul Mackerras
2014-07-19 10:14 ` Paul Mackerras
2014-07-19 10:14 ` [RFC PATCH 1/5] powerpc: Split out instruction analysis part of emulate_step() Paul Mackerras
2014-07-19 10:14 ` Paul Mackerras
2014-07-28 12:01 ` Alexander Graf [this message]
2014-07-28 12:01 ` Alexander Graf
2014-07-19 10:14 ` [RFC PATCH 2/5] powerpc: Implement emulation of string loads and stores Paul Mackerras
2014-07-19 10:14 ` Paul Mackerras
2014-07-19 10:14 ` [RFC PATCH 3/5] KVM: PPC: Use pt_regs struct for integer registers in struct vcpu_arch Paul Mackerras
2014-07-19 10:14 ` Paul Mackerras
2014-07-19 10:14 ` [RFC PATCH 4/5] KVM: PPC: Use analyse_instr() in kvmppc_emulate_instruction() Paul Mackerras
2014-07-19 10:14 ` Paul Mackerras
2014-07-28 12:12 ` Alexander Graf
2014-07-28 12:12 ` Alexander Graf
2014-07-19 10:14 ` [RFC PATCH 5/5] KVM: PPC: Book3S: Make kvmppc_handle_load/store handle any load or store Paul Mackerras
2014-07-19 10:14 ` Paul Mackerras
2014-07-28 12:14 ` Alexander Graf
2014-07-28 12:14 ` Alexander Graf
2014-07-28 11:46 ` [RFC PATCH 0/5] Improve PPC instruction emulation Alexander Graf
2014-07-28 11:46 ` Alexander Graf
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