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Indicate GCMODE output for non-X caps #377

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merged 2 commits into from
Sep 20, 2024
Merged

Indicate GCMODE output for non-X caps #377

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cd38a82
Indicate GCMODE output for non-X caps
andresag01 Sep 20, 2024
1e0ccc5
GCMODE output on invalid AP field
andresag01 Sep 20, 2024
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12 changes: 6 additions & 6 deletions src/insns/gcmode_32bit.adoc
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Expand Up @@ -13,12 +13,12 @@ Encoding::
include::wavedrom/gcmode.adoc[]

Description::
Decode the CHERI execution mode from the capability in `cs1` and write
the result to `rd`. The output in `rd` is {CAP_MODE_VALUE} if the CHERI
execution mode of the capability in `cs1` is
{cheri_cap_mode_name} and {INT_MODE_VALUE} if the mode
is {cheri_int_mode_name}. It is not required that `cs1`
has its tag set to 1.
Decode the CHERI execution mode from the capability in `cs1` and write the
result to `rd`. It is not required that `cs1` has its tag set to 1. The output
in `rd` is 0 if the capability in `cs1` does not have <<x_perm>> set or the
AP field cannot be produced by <<ACPERM>>; otherwise, the output is
{CAP_MODE_VALUE} if `cs1` 's CHERI execution mode is {cheri_cap_mode_name} or
{INT_MODE_VALUE} if the mode is {cheri_int_mode_name}.

Exceptions::
include::require_cre.adoc[]
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