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Re: [PATCH 13/21] Hexagon (target/hexagon) Short-circuit packet HVX writ


From: Richard Henderson
Subject: Re: [PATCH 13/21] Hexagon (target/hexagon) Short-circuit packet HVX writes
Date: Thu, 27 Apr 2023 11:42:23 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.10.0

On 4/26/23 01:42, Taylor Simpson wrote:
In certain cases, we can avoid the overhead of writing to future_VRegs
and write directly to VRegs.  We consider HVX reads/writes when computing
ctx->need_commit.  Then, we can early-exit from gen_commit_hvx.

Signed-off-by: Taylor Simpson<tsimpson@quicinc.com>
---
  target/hexagon/genptr.c    |  6 ++++-
  target/hexagon/translate.c | 46 +++++++++++++++++++++++++++++++++++++-
  2 files changed, 50 insertions(+), 2 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~



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