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| author | Roland McGrath <roland@gnu.org> | 2004-03-13 07:59:04 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 2004-03-13 07:59:04 +0000 |
| commit | d6f53c6f3e7741a4f8d63431b716740d15ebe431 (patch) | |
| tree | 6eeda3bd6df593ef9d8387ef26f3be6fb26d963a /nptl_db | |
| parent | de079fee8c0f12609c38245432abfbe19c261e86 (diff) | |
| download | glibc-d6f53c6f3e7741a4f8d63431b716740d15ebe431.tar.gz | |
2004-03-12 Roland McGrath <roland@redhat.com>
* db_info.c [TLS_DTV_AT_TP && TLS_TP_OFFSET > 0]
(_thread_db_pthread_dtvp): Define differently for this case (PowerPC).
Diffstat (limited to 'nptl_db')
| -rw-r--r-- | nptl_db/db_info.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/nptl_db/db_info.c b/nptl_db/db_info.c index 4d47b6609d..6ffe8bb058 100644 --- a/nptl_db/db_info.c +++ b/nptl_db/db_info.c @@ -1,7 +1,7 @@ /* This file is included by pthread_create.c to define in libpthread all the magic symbols required by libthread_db. - Copyright (C) 2003 Free Software Foundation, Inc. + Copyright (C) 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -53,6 +53,15 @@ typedef struct link_map link_map; #if TLS_TCB_AT_TP # define dtvp header.dtv +#elif TLS_DTV_AT_TP && TLS_TP_OFFSET > 0 +/* Special case hack. Really this #if should be TLS_TCB_SIZE == 0, but + when untrue it's a sizeof expression, and that wouldn't fly. In this + flavor (PowerPC), there is no TCB containing the DTV at the TP, but + actually the TCB lies behind the TP, i.e. at the very end of the area + covered by TLS_PRE_TCB_SIZE. */ +DESC (_thread_db_pthread_dtvp, + TLS_PRE_TCB_SIZE - sizeof (tcbhead_t) + offsetof (tcbhead_t, dtv), + union dtv) #elif TLS_DTV_AT_TP /* Special case hack. */ DESC (_thread_db_pthread_dtvp, |