From: Richard Henderson <richard.henderson@linaro.org>
To: Taylor Simpson <tsimpson@quicinc.com>,
"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Cc: "philmd@linaro.org" <philmd@linaro.org>,
"ale@rev.ng" <ale@rev.ng>, "anjo@rev.ng" <anjo@rev.ng>,
Brian Cain <bcain@quicinc.com>,
"Matheus Bernardino (QUIC)" <quic_mathbern@quicinc.com>
Subject: Re: [PATCH] Hexagon (target/hexagon) Add overrides for cache/sync/barrier instructions
Date: Wed, 12 Apr 2023 08:41:39 +0200 [thread overview]
Message-ID: <115fd30e-71ce-aa80-0391-63fbba7899b9@linaro.org> (raw)
In-Reply-To: <SN4PR0201MB88080603B7D90240DB17C2C3DE9A9@SN4PR0201MB8808.namprd02.prod.outlook.com>
On 4/11/23 04:29, Taylor Simpson wrote:
>> These variables could be moved to DisasContext and allocated on demand.
>> Even recently this was tedious, because of TCG temporary lifetime issues,
>> but no longer.
>
> I'll work on this. The obvious advantage is to allow the TCG optimizer more opportunity to fold copies and propagate constants.
>
> Any other advantage?
Once the packet is complete, the value is discarded, rather than written back to env.
r~
prev parent reply other threads:[~2023-04-12 6:42 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-10 20:24 [PATCH] Hexagon (target/hexagon) Add overrides for cache/sync/barrier instructions Taylor Simpson
2023-04-11 1:29 ` Richard Henderson
2023-04-11 2:29 ` Taylor Simpson
2023-04-12 6:41 ` Richard Henderson [this message]
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