git.postgresql.org Git - postgresql.git/commitdiff

diff --git a/src/backend/port/tas/solaris_sparc.s b/src/backend/port/tas/solaris_sparc.s

index 891e248736bd2cdfd070b08f59983e3d5713dc38..2f273cce583b505d9abbf16044e85380b8e5bb86 100644 (file)

--- a/src/backend/port/tas/solaris_sparc.s

+++ b/src/backend/port/tas/solaris_sparc.s

! by a sparcv8 CPU. gcc continues to use "ldstub" because

! there is no indication which sparc version it is targeting.

!

- ! There actually is a trick for embedding "cas" for a compiler

- ! that is targeting sparcv8:

+ ! It is actually possible to use "cas" for sparcv8 binaries if

+ ! -xarch=v8plus is used for compilation. There is actually a

+ ! trick for embedding "cas" in a sparcv8-targeted compiler, but

+ ! it can only be run on a sparcv8plus cpus:

!

! 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