From: Richard Henderson <rth@twiddle.net>
To: Jani Kokkonen <Jani.Kokkonen@huawei.com>
Cc: Peter Maydell <peter.maydell@linaro.org>,
Claudio Fontana <claudio.fontana@huawei.com>,
"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] [PATCH V2 0/1] ARM aarch64 TCG tlb fast lookup
Date: Wed, 10 Jul 2013 09:07:56 -0700 [thread overview]
Message-ID: <51DD86DC.5070409@twiddle.net> (raw)
In-Reply-To: <51DD7454.4020204@huawei.com>
On 07/10/2013 07:48 AM, Jani Kokkonen wrote:
>
> This patch implements the TCG tlb fast lookup in
> tcg_out_qemu_ld/st for the aarch64 TCG target.
> Supports also CONFIG_QEMU_LDST_OPTIMIZATION.
>
> Tested running on a x86-64 physical machine running Foundation v8,
> running a linux 3.2.0 minimal host system based on linaro v8
> image build 0.8.4423 for user space.
>
> Tested guests: arm v5, PPC64, sparc, i386 linux test images.
> Also tested on x86-64/linux built with buildroot.
>
> Changes in v2:
> -Fix whitespace and indentation
> -Pass mem_index into tcg_out_tlb_read() and calculate tlb_offset inside
> tcg_out_tlb_read()
> -Add comments in tcg_out_tlb_read()
> -Change parameter type from int to TCGREg for data_reg and addr_reg parameters
> in add_qemu_ldst_label()
> -Use extended register for tcg_out_cmp() in tcg_out_tlb_read() only if needed
>
>
> Jani Kokkonen (1):
> tcg/aarch64: Implement tlb lookup fast path
>
> configure | 2 +-
> include/exec/exec-all.h | 14 +++
> tcg/aarch64/tcg-target.c | 224 +++++++++++++++++++++++++++++++++++-----------
> 3 files changed, 189 insertions(+), 51 deletions(-)
>
Reviewed-by: Richard Henderson <rth@twiddle.net>
r~
next prev parent reply other threads:[~2013-07-10 16:08 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-10 14:48 [Qemu-devel] [PATCH V2 0/1] ARM aarch64 TCG tlb fast lookup Jani Kokkonen
2013-07-10 15:02 ` [Qemu-devel] [PATCH V2 1/1] tcg/aarch64: Implement tlb lookup fast path Jani Kokkonen
2013-07-10 16:07 ` Richard Henderson [this message]
2013-07-15 9:43 ` [Qemu-devel] [PATCH V2 0/1] ARM aarch64 TCG tlb fast lookup Claudio Fontana
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