diff options
| author | Bruce Momjian | 2006-05-17 23:57:03 +0000 |
|---|---|---|
| committer | Bruce Momjian | 2006-05-17 23:57:03 +0000 |
| commit | 407885ea3b709c34abc4541dacba7b19e5fcf0b4 (patch) | |
| tree | a65dbd495fa85c7cf13f488ddf5bcdb73e80e39d /src/include | |
| parent | 0d02ef4be4ce975daf599b7cbd117142ee979f9f (diff) | |
Add comments that Solaris Sun compiler only supports sparc9 ASM,
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/storage/s_lock.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/include/storage/s_lock.h b/src/include/storage/s_lock.h index 67ac6190366..6a13565672e 100644 --- a/src/include/storage/s_lock.h +++ b/src/include/storage/s_lock.h @@ -66,7 +66,7 @@ * Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/storage/s_lock.h,v 1.152 2006/04/29 11:55:19 momjian Exp $ + * $PostgreSQL: pgsql/src/include/storage/s_lock.h,v 1.153 2006/05/17 23:57:03 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -311,6 +311,10 @@ tas(volatile slock_t *lock) { register slock_t _res; + /* + * See comment in /pg/backend/port/tas/solaris_sparc.s for why this + * uses "ldstub", and that file uses "cas". + */ __asm__ __volatile__( " ldstub [%2], %0 \n" : "=r"(_res), "+m"(*lock) |