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lkcl
<lkcl@web>
Mon, 26 Oct 2020 10:00:28 +0000
(10:00 +0000)
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IkiWiki
<ikiwiki.info>
Mon, 26 Oct 2020 10:00:28 +0000
(10:00 +0000)
openpower/sv/predication.mdwn
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diff --git
a/openpower/sv/predication.mdwn
b/openpower/sv/predication.mdwn
index 0abc2a99a1c05c5e3be95d1296e3484222a53e70..24ea7fe9d921982a7cb07bd0e276c73710b7de88 100644
(file)
--- a/
openpower/sv/predication.mdwn
+++ b/
openpower/sv/predication.mdwn
@@
-160,7
+160,7
@@
ideas.
The problems start when trying to allocate bits of predicate to units.
Just like the single-DM-row per entire scalar reg case, a shadow-capable
-Predicate Fun
x
tion Unit is now required (already determined to be costly)
+Predicate Fun
c
tion Unit is now required (already determined to be costly)
except now if there are 8 chunks requiring 8 Predicate FUs *the problem
is now made 8x worse*.