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Re: [PATCH v2 2/4] Hexagon (target/hexagon) fix l2fetch instructions

From: Richard Henderson
Subject: Re: [PATCH v2 2/4] Hexagon (target/hexagon) fix l2fetch instructions
Date: Tue, 1 Jun 2021 16:43:08 -0700
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1

On 6/1/21 4:19 PM, Taylor Simpson wrote:
Y4_l2fetch == l2fetch(Rs32, Rt32)
Y5_l2fetch == l2fetch(Rs32, Rtt32)

The semantics for these instructions are present, but the encodings
are missing.

Note that these are treated as nops in qemu, so we add overrides.

Test case added to tests/tcg/hexagon/misc.c

Signed-off-by: Taylor Simpson<tsimpson@quicinc.com>
  target/hexagon/gen_tcg.h              | 11 +++++++++++
  tests/tcg/hexagon/misc.c              |  9 +++++++++
  target/hexagon/imported/encode_pp.def |  3 +++
  3 files changed, 23 insertions(+)

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


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