[PATCH] D158506: [lldb][AArch64] Add release notes and documentation for SME

Jason Molenda via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Aug 22 17:44:20 PDT 2023


jasonmolenda added a comment.

LGTM, fwiw.



================
Comment at: lldb/docs/use/aarch64-linux.rst:37
+The example above has a vector length of 16 bytes. Within LLDB you will always
+see "vg" as in the ``vg`` register, which is 2 in this case (8*2 = 16).
+Elsewhere you may see "vq" which is the vector length in quadwords (16 bytes)
----------------
You describe vg without noting the size, but note the size of vq and vl.  Maybe these could be described similarly, as counting doublewords/quadwords/bytes.


================
Comment at: lldb/docs/use/aarch64-linux.rst:39
+Elsewhere you may see "vq" which is the vector length in quadwords (16 bytes)
+elsewhere. Where you see "vl", it is in bytes.
+
----------------
drop second elsewhere


================
Comment at: lldb/docs/use/aarch64-linux.rst:115
+* ``svcr`` the Streaming Vector Control Register. This is actually a pseduo
+  register but it matches the content of the architecturaly defined ``SVCR``.
+  This is the register you should use to check whether streaming mode and/or
----------------
architecturally


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