Add mention of -xarch=v8plus for "cas" usage on Solaris/sparc.

554608d9 · Bruce Momjian · 924b9d62 · 554608d9
Commit 554608d9 authored May 18, 2006 by Bruce Momjian
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src/backend/port/tas/solaris_sparc.s src/backend/port/tas/solaris_sparc.s +3 -0

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--- a/src/backend/port/tas/solaris_sparc.s
+++ b/src/backend/port/tas/solaris_sparc.s
@@ -26,6 +26,9 @@ pg_atomic_cas:
 	! that is targeting sparcv8:
 	!
 	!   http://cvs.opensolaris.org/source/xref/on/usr/src/lib/libc/sparc/threads/sparc.il
+	!
+	! It is actually possible to use "cas" for sparcv8 binaries if 
+	! -xarch=v8plus is used for compilation.

 #ifdef __sparcv9
 	cas     [%o0],%o2,%o1