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Diffstat (limited to 'sysdeps/l4/hurd/powerpc/pt-setup.c')
-rw-r--r--sysdeps/l4/hurd/powerpc/pt-setup.c93
1 files changed, 0 insertions, 93 deletions
diff --git a/sysdeps/l4/hurd/powerpc/pt-setup.c b/sysdeps/l4/hurd/powerpc/pt-setup.c
deleted file mode 100644
index d3cf4ec..0000000
--- a/sysdeps/l4/hurd/powerpc/pt-setup.c
+++ /dev/null
@@ -1,93 +0,0 @@
-/* Setup thread stack. Hurd/PowerPC version.
- Copyright (C) 2003 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
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
-
-#include <l4.h>
-
-#include <pt-internal.h>
-
-/* Arguments is passed in registers on the PowerPC. But the
- exchange registers syscall only allows us to set the PC and the
- stack pointer so we put the entry point and start function on
- the stack. */
-struct start_info
-{
- void (*entry_point) (void *(*)(void *), void *);
- void *(*start_routine) (void *);
- void *arg;
-};
-
-void first_entry_1 (void);
-
-/* Stage 1 entry function. The start_info structure is inlined on the
- stack. Put values into registers and call entry function. */
-asm (" ;\
-first_entry_1: ;\
- lwz 0, 0(1) ;\
- lwz 3, 4(1) ;\
- lwz 4, 8(1) ;\
- mtctr 0 ;\
- bctrl ;\
-");
-
-/* Set up the stack for THREAD, such that it appears as if
- START_ROUTINE and ARG were passed to the new thread's entry-point.
- Return the stack pointer for the new thread. We also take the
- opportunity to install THREAD in our utcb. */
-static void *
-stack_setup (struct __pthread *thread,
- void (*entry_point)(void *(*)(void *), void *),
- void *(*start_routine)(void *), void *arg)
-{
- l4_word_t *top;
-
- /* Calculate top of the new stack. */
- top = (l4_word_t *) ((l4_word_t) thread->stackaddr + thread->stacksize);
-
- /* Initial stack frame. */
- top[-4] = 0;
- top = top - 4;
-
- if (start_routine)
- {
- struct start_info *info = ((struct start_info *) top) - 1;
-
- info->entry_point = entry_point;
- info->start_routine = start_routine;
- info->arg = arg;
- return (void *) info;
- }
- return top;
-}
-
-int
-__pthread_setup (struct __pthread *thread,
- void (*entry_point)(void *(*)(void *), void *),
- void *(*start_routine)(void *), void *arg)
-{
- thread->mcontext.pc = first_entry_1;
- thread->mcontext.sp = stack_setup (thread, entry_point,
- start_routine, arg);
-
- if (l4_same_threads (thread->threadid, l4_myself ()))
- l4_set_user_defined_handle ((l4_word_t) thread);
- else
- l4_set_user_defined_handle_of (thread->threadid,
- (l4_word_t) thread);
- return 0;
-}