(no commit message)
authorlkcl <lkcl@web>
Mon, 10 Apr 2023 22:08:20 +0000 (23:08 +0100)
committerIkiWiki <ikiwiki.info>
Mon, 10 Apr 2023 22:08:20 +0000 (23:08 +0100)
openpower/sv/normal.mdwn

index 4a136b93d2ab949dfc2930063a5804e92b9c5fa1..85f8f785e3d8e5997ca29297fea7abe324c2a28c 100644 (file)
@@ -149,6 +149,9 @@ sets up a chain of Register Hazard Dependencies, whereas Parallel Reduce
 [[sv/remap]] deliberately issues a Tree-Schedule of operations that may
 be parallelised.
 
+*Hardware architectural note: implementations may optimise out the Hazard
+Dependency chain as long as Sequential Program Execution Order is preserved.*
+
 ## Data-dependent Fail-on-first
 
 Data-dependent fail-on-first is CR-field-driven and is completely separate