[src/nathanw_sa]: src/lib/libpthread/arch/powerpc sigcontext/ucontext glue.

[nathanw <nathanw%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/b1def2b83ad5
branches:  nathanw_sa
changeset: 506538:b1def2b83ad5
user:      nathanw <nathanw%NetBSD.org@localhost>
date:      Fri Dec 06 21:17:48 2002 +0000

description:
sigcontext/ucontext glue.

diffstat:

 lib/libpthread/arch/powerpc/pthread_md.h |  24 +++++++++++++++++++++++-
 1 files changed, 23 insertions(+), 1 deletions(-)

diffs (37 lines):

diff -r 84f03c12c3a0 -r b1def2b83ad5 lib/libpthread/arch/powerpc/pthread_md.h
--- a/lib/libpthread/arch/powerpc/pthread_md.h  Fri Dec 06 20:59:26 2002 +0000
+++ b/lib/libpthread/arch/powerpc/pthread_md.h  Fri Dec 06 21:17:48 2002 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pthread_md.h,v 1.1.2.6 2002/10/22 16:20:05 nathanw Exp $       */
+/*     $NetBSD: pthread_md.h,v 1.1.2.7 2002/12/06 21:17:48 nathanw Exp $       */
 
 /*
  * Copyright (c) 2001 Wasabi Systems, Inc.
@@ -103,5 +103,27 @@
        (uc)->uc_flags = ((uc)->uc_flags | _UC_FPU) & ~_UC_USER;        \
        } while (/*CONSTCOND*/0)
 
+#define PTHREAD_UCONTEXT_TO_SIGCONTEXT(uc, sc) do {                    \
+       memcpy(&(sc)->sc_frame.fixreg, &(uc)->uc_mcontext.__gregs,      \
+               32 * 4);                                                \
+       (sc)->sc_frame.lr = (uc)->uc_mcontext.__gregs[33];              \
+       (sc)->sc_frame.cr = (uc)->uc_mcontext.__gregs[32];              \
+       (sc)->sc_frame.xer = (uc)->uc_mcontext.__gregs[37];             \
+       (sc)->sc_frame.ctr = (uc)->uc_mcontext.__gregs[36];             \
+       (sc)->sc_frame.srr0 = (uc)->uc_mcontext.__gregs[34];            \
+       (sc)->sc_frame.srr1 = (uc)->uc_mcontext.__gregs[35];            \
+       } while (/*CONSTCOND*/0)
+
+#define PTHREAD_SIGCONTEXT_TO_UCONTEXT(uc, sc) do {                    \
+       memcpy(&(uc)->uc_mcontext.__gregs, &(sc)->sc_frame.fixreg,      \
+               32 * 4);                                                \
+       (uc)->uc_mcontext.__gregs[33] = (sc)->sc_frame.lr;              \
+       (uc)->uc_mcontext.__gregs[32] = (sc)->sc_frame.cr;              \
+       (uc)->uc_mcontext.__gregs[37] = (sc)->sc_frame.xer;             \
+       (uc)->uc_mcontext.__gregs[36] = (sc)->sc_frame.ctr;             \
+       (uc)->uc_mcontext.__gregs[34] = (sc)->sc_frame.srr0;            \
+       (uc)->uc_mcontext.__gregs[35] = (sc)->sc_frame.srr1;            \
+       (uc)->uc_flags &= ~_UC_USER;                                    \
+       } while (/*CONSTCOND*/0)
 
 #endif /* _LIB_PTHREAD_POWERPC_MD_H */