From: Aurelien Jarno <aurelien@aurel32.net>
To: Richard Henderson <rth@twiddle.net>
Cc: qemu-devel@nongnu.org, thuth@redhat.com
Subject: Re: [Qemu-devel] [PATCH 3/4] target/s390x: Implement EXECUTE via new TranslationBlock
Date: Fri, 26 May 2017 00:58:52 +0200 [thread overview]
Message-ID: <20170525225852.nxa5yvou2obkqsm3@aurel32.net> (raw)
In-Reply-To: <20170524220827.21154-4-rth@twiddle.net>
On 2017-05-24 15:08, Richard Henderson wrote:
> Previously, helper_ex would construct the insn and then implement
> the insn via direct calls other helpers. This was sufficient to
> boot Linux but that is all.
>
> It is easy enough to go the whole nine yards by stashing state for
> EXECUTE within the cpu, and then rely on a new TB to be created
> that properly and completely interprets the insn.
>
> Signed-off-by: Richard Henderson <rth@twiddle.net>
> ---
> target/s390x/cpu.h | 4 +-
> target/s390x/helper.c | 5 ++
> target/s390x/machine.c | 19 ++++++++
> target/s390x/mem_helper.c | 118 +++++-----------------------------------------
> target/s390x/translate.c | 80 ++++++++++++++++++-------------
> 5 files changed, 85 insertions(+), 141 deletions(-)
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
--
Aurelien Jarno GPG: 4096R/1DDD8C9B
aurelien@aurel32.net http://www.aurel32.net
next prev parent reply other threads:[~2017-05-25 22:58 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-24 22:08 [Qemu-devel] [PATCH 0/4] target/s390x Implement EXECUTE via TranslationBlock Richard Henderson
2017-05-24 22:08 ` [Qemu-devel] [PATCH 1/4] target/s390x: Save current ilen during translation Richard Henderson
2017-05-25 22:57 ` Aurelien Jarno
2017-06-01 8:30 ` David Hildenbrand
2017-05-24 22:08 ` [Qemu-devel] [PATCH 2/4] target/s390x: End the TB after EXECUTE Richard Henderson
2017-05-25 22:58 ` Aurelien Jarno
2017-05-24 22:08 ` [Qemu-devel] [PATCH 3/4] target/s390x: Implement EXECUTE via new TranslationBlock Richard Henderson
2017-05-25 22:58 ` Aurelien Jarno [this message]
2017-05-24 22:08 ` [Qemu-devel] [PATCH 4/4] target/s390x: Re-implement a few EXECUTE target insns directly Richard Henderson
2017-05-25 23:12 ` Aurelien Jarno
2017-05-26 21:10 ` Richard Henderson
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