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

bmomjian · bmomjian · commit 554608d92c04 · 2006-05-18T00:44:29.000Z
diff --git 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

Original file line number	Diff line number	Diff line change
`@@ -26,6 +26,9 @@ pg_atomic_cas:`
`26`	`26`	`! that is targeting sparcv8:`
`27`	`27`	`!`
`28`	`28`	`! http://cvs.opensolaris.org/source/xref/on/usr/src/lib/libc/sparc/threads/sparc.il`
	`29`	`+ !`
	`30`	`+ ! It is actually possible to use "cas" for sparcv8 binaries if`
	`31`	`+ ! -xarch=v8plus is used for compilation.`
`29`	`32`
`30`	`33`	`#ifdef __sparcv9`
`31`	`34`	`cas [%o0],%o2,%o1`