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diff --git a/openpower/sv/svp64/appendix.mdwn b/openpower/sv/svp64/appendix.mdwn
index e9a670218a0c20a3702a21c8f39d77238c19463c..eb9fb4cb158a9379f122d1a9d2042948a133a136 100644 (file)
--- a/openpower/sv/svp64/appendix.mdwn
+++ b/openpower/sv/svp64/appendix.mdwn
@@ -877,7 +877,9 @@ the middle of loops, that will be far too hard to explain.
 
 The second principle being violated by the above algorithm is the expectation
 that temporary storage is available for a modified predicate: there is no
-such space.  SVP64 is founded on the principle that all operations are
+such space, and predicates are read-only to reduce complexity at the
+micro-architectural level.
+SVP64 is founded on the principle that all operations are
 "re-entrant" with respect to interrupts and exceptions: SVSTATE must
 be saved and restored alongside PC and MSR, but nothing more. It is perfectly
 fine to have context-switching back to the operation be somewhat slower,