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Diffstat (limited to 'sysdeps/mach/hurd/mips/init-first.c')
-rw-r--r--sysdeps/mach/hurd/mips/init-first.c414
1 files changed, 0 insertions, 414 deletions
diff --git a/sysdeps/mach/hurd/mips/init-first.c b/sysdeps/mach/hurd/mips/init-first.c
deleted file mode 100644
index 6f53e839b3..0000000000
--- a/sysdeps/mach/hurd/mips/init-first.c
+++ /dev/null
@@ -1,414 +0,0 @@
-/* Initialization code run first thing by the ELF startup code.  For Mips/Hurd.
-   Copyright (C) 1996,1997,1998,2000,01,02,03 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 Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
-
-#include <hurd.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <string.h>
-#include "hurdstartup.h"
-#include "set-hooks.h"
-#include "hurdmalloc.h"		/* XXX */
-
-extern void __mach_init (void);
-extern void __init_misc (int, char **, char **);
-#ifdef USE_NONOPTION_FLAGS
-extern void __getopt_clean_environment (char **);
-#endif
-#ifndef SHARED
-extern void _dl_non_dynamic_init (void) internal_function;
-#endif
-extern void __libc_global_ctors (void);
-
-unsigned int __hurd_threadvar_max;
-unsigned long int __hurd_threadvar_stack_offset;
-unsigned long int __hurd_threadvar_stack_mask;
-
-int __libc_multiple_libcs attribute_hidden = 1;
-
-int __libc_argc attribute_hidden;
-char **__libc_argv attribute_hidden;
-
-void *(*_cthread_init_routine) (void); /* Returns new SP to use.  */
-void (*_cthread_exit_routine) (int status) __attribute__ ((__noreturn__));
-
-
-/* Things that want to be run before _hurd_init or much anything else.
-   Importantly, these are called before anything tries to use malloc.  */
-DEFINE_HOOK (_hurd_preinit_hook, (void));
-
-static void
-init1 (int argc, char *arg0, ...)
-{
-  char **argv = &arg0;
-  char **envp = &argv[argc + 1];
-  struct hurd_startup_data *d;
-
-  __libc_argc = argc;
-  __libc_argv = argv;
-  __environ = envp;
-  while (*envp)
-    ++envp;
-  d = (void *) ++envp;
-
-  /* If we are the bootstrap task started by the kernel,
-     then after the environment pointers there is no Hurd
-     data block; the argument strings start there.  */
-  if ((void *) d != argv[0])
-    {
-      _hurd_init_dtable = d->dtable;
-      _hurd_init_dtablesize = d->dtablesize;
-
-      {
-	/* Check if the stack we are now on is different from
-	   the one described by _hurd_stack_{base,size}.  */
-
-	char dummy;
-	const vm_address_t newsp = (vm_address_t) &dummy;
-
-	if (d->stack_size != 0 && (newsp < d->stack_base ||
-				   newsp - d->stack_base > d->stack_size))
-	  /* The new stack pointer does not intersect with the
-	     stack the exec server set up for us, so free that stack.  */
-	  __vm_deallocate (__mach_task_self (), d->stack_base, d->stack_size);
-      }
-    }
-
-  if (__hurd_threadvar_stack_mask == 0)
-    {
-      /* We are not using cthreads, so we will have just a single allocated
-	 area for the per-thread variables of the main user thread.  */
-      unsigned long int i;
-      __hurd_threadvar_stack_offset
-	= (unsigned long int) malloc (__hurd_threadvar_max *
-				      sizeof (unsigned long int));
-      if (__hurd_threadvar_stack_offset == 0)
-	__libc_fatal ("Can't allocate single-threaded per-thread variables.");
-      for (i = 0; i < __hurd_threadvar_max; ++i)
-	((unsigned long int *) __hurd_threadvar_stack_offset)[i] = 0;
-    }
-
-  if ((void *) d != argv[0] && (d->portarray || d->intarray))
-    /* Initialize library data structures, start signal processing, etc.  */
-    _hurd_init (d->flags, argv,
-		d->portarray, d->portarraysize,
-		d->intarray, d->intarraysize);
-
-#ifndef SHARED
-  _dl_non_dynamic_init ();
-#endif
-  __init_misc (argc, argv, __environ);
-
-#ifdef USE_NONOPTION_FLAGS
-  /* This is a hack to make the special getopt in GNU libc working.  */
-  __getopt_clean_environment (envp);
-#endif
-
-#ifdef SHARED
-  __libc_global_ctors ();
-#endif
-
-  (void) &init1;
-}
-
-static void *
-__init (int *data)
-{
-  int argc = *data;
-  char **argv = (void *) (data + 1);
-  char **envp = &argv[argc + 1];
-  struct hurd_startup_data *d;
-
-  __environ = envp;
-  while (*envp)
-    ++envp;
-  d = (void *) ++envp;
-
-  /* The user might have defined a value for this, to get more variables.
-     Otherwise it will be zero on startup.  We must make sure it is set
-     properly before before cthreads initialization, so cthreads can know
-     how much space to leave for thread variables.  */
-  if (__hurd_threadvar_max < _HURD_THREADVAR_MAX)
-    __hurd_threadvar_max = _HURD_THREADVAR_MAX;
-
-
-  /* After possibly switching stacks, call `init1' (above) with the user
-     code as the return address, and the argument data immediately above
-     that on the stack.  */
-
-  if (_cthread_init_routine)
-    {
-      /* Initialize cthreads, which will allocate us a new stack to run on.  */
-      void *newsp = (*_cthread_init_routine) ();
-      struct hurd_startup_data *od;
-
-      /* Copy the argdata from the old stack to the new one.  */
-      newsp = memcpy (newsp - ((char *) &d[1] - (char *) data), data,
-		      (char *) d - (char *) data);
-
-      /* Set up the Hurd startup data block immediately following
-	 the argument and environment pointers on the new stack.  */
-      od = (newsp + ((char *) d - (char *) data));
-      if ((void *) argv[0] == d)
-	/* We were started up by the kernel with arguments on the stack.
-	   There is no Hurd startup data, so zero the block.  */
-	memset (od, 0, sizeof *od);
-      else
-	/* Copy the Hurd startup data block to the new stack.  */
-	*od = *d;
-
-      /* Push the user code address on the top of the new stack.  It will
-	 be the return address for `init1'; we will jump there with NEWSP
-	 as the stack pointer.  */
-      return newsp;
-    }
-
-  /* The argument data is just above the stack frame we will unwind by
-     returning.  */
-  return (void *) data;
-
-  (void) &__init;
-}
-
-#ifdef SHARED
-/* This function is called to initialize the shared C library.
-   It is called just before the user _start code from mips/elf/start.S,
-   with the stack set up as that code gets it.  */
-
-/* NOTE!  The linker notices the magical name `_init' and sets the DT_INIT
-   pointer in the dynamic section based solely on that.  It is convention
-   for this function to be in the `.init' section, but the symbol name is
-   the only thing that really matters!!  */
-/*void _init (int argc, ...) __attribute__ ((unused, section (".init")));*/
-
-#if __mips64
-asm ("\
-	.section .init,\"ax\",@progbits\n\
-	.align 3\n\
-	.globl _init\n\
-	.type _init,@function\n\
-	.ent _init\n\
-_init:\n\
-	.set noreorder\n\
-	.cpload $25\n\
-	.set reorder\n\
-	dsubu $29, 8*8\n\
-	.cprestore 6*8\n\
-	sd $16, 4*8($29)\n\
-	sd $31, 5*8($29)\n\
-	jal preinit\n\
-	sd $28, 6*8($29)\n\
-	move $16, $29 # Save the old stack pointer to s0 ($16)\n\
-	daddu $4, $29, 4*8\n\
-	jal __init\n\
-	# Restore saved registers from the old stack.\n\
-	ld $28, 6*8($16)\n\
-	ld $31, 5*8($16)\n\
-	ld $16, 4*8($16)\n\
-	move $29, $2 # set new sp to SP\n\
-call_init1:\n\
-	ld $4, 0($29)\n\
-	ld $5, 1*8($29)\n\
-	ld $6, 2*8($29)\n\
-	ld $7, 3*8($29)\n\
-	dla $25, init1\n\
-	jr $25\n\
-	.end _init\n\
-	.text\n\
-");
-#else
-asm ("\
-	.section .init,\"ax\",@progbits\n\
-	.align 2\n\
-	.globl _init\n\
-	.type _init,@function\n\
-	.ent _init\n\
-_init:\n\
-	.set noreorder\n\
-	.cpload $25\n\
-	.set reorder\n\
-	subu $29, 32\n\
-	.cprestore 24\n\
-	sw $16, 16($29)\n\
-	sw $31, 20($29)\n\
-	jal preinit\n\
-	sw $28, 24($29)\n\
-	move $16, $29 # Save the old stack pointer to s0 ($16)\n\
-	addu $4, $29, 32\n\
-	jal __init\n\
-	# Restore saved registers from the old stack.\n\
-	lw $28, 24($16)\n\
-	lw $31, 20($16)\n\
-	lw $16, 16($16)\n\
-	move $29, $2 # set new sp to SP\n\
-call_init1:\n\
-	lw $4, 0($29)\n\
-	lw $5, 4($29)\n\
-	lw $6, 8($29)\n\
-	lw $7, 12($29)\n\
-	la $25, init1\n\
-	jr $25\n\
-	.end _init\n\
-	.text\n\
-");
-#endif
-
-static void
-preinit (void)
-{
-  /* Initialize data structures so we can do RPCs.  */
-  __mach_init ();
-
-  RUN_HOOK (_hurd_preinit_hook, ());
-
-  (void) &preinit;
-}
-
-void __libc_init_first (int argc, ...)
-{
-}
-#endif
-
-#ifndef SHARED
-/* An assembler code wrapping c function __init.  */
-#ifdef __mips64
-asm ("\
-	.text\n\
-	.align 3\n\
-init:\n\
-	dsubu $29, 8*8\n\
-	sd $16, 4*8($29)\n\
-	sd $31, 5*8($29)\n\
-	move $16, $29\n\
-	jal __init\n\
-	ld $31, 5*8($16)\n\
-	ld $16, 4*8($16)\n\
-	move $29, $2 # set new sp to SP\n\
-call_init1:\n\
-	ld $4, 0($29)\n\
-	ld $5, 1*8($29)\n\
-	ld $6, 2*8($29)\n\
-	ld $7, 3*8($29)\n\
-	dla $25, init1\n\
-	jr $25\n\
-");
-#else
-asm ("\
-	.text\n\
-	.align 2\n\
-init:\n\
-	subu $29, 32\n\
-	sw $16, 16($29)\n\
-	sw $31, 20($29)\n\
-	move $16, $29\n\
-	jal __init\n\
-	lw $31, 20($16)\n\
-	lw $16, 16($16)\n\
-	move $29, $2 # set new sp to SP\n\
-call_init1:\n\
-	lw $4, 0($29)\n\
-	lw $5, 4($29)\n\
-	lw $6, 8($29)\n\
-	lw $7, 12($29)\n\
-	la $25, init1\n\
-	jr $25\n\
-");
-#endif
-
-/* An assembler code wrapping c function ___libc_init_first.
-   ___libc_init_first does an RPC call to flush cache to put doinit
-   function on the stack, so we should call __mach_init first in
-   this wrap. */
-#ifdef __mips64
-asm ("\
-	.text\n\
-	.align 3\n\
-	.globl __libc_init_first\n\
-__libc_init_first:\n\
-	dsubu $29, 8\n\
-	sd $31, 0($29)\n\
-	jal __mach_init\n\
-	ld $4, 0($29)\n\
-	ld $5, 1*8($29)\n\
-	ld $6, 2*8($29)\n\
-	ld $7, 3*8($29)\n\
-	j ___libc_init_first\n\
-");
-#else
-asm ("\
-	.text\n\
-	.align 2\n\
-	.globl __libc_init_first\n\
-__libc_init_first:\n\
-	subu $29, 4\n\
-	sw $31, 0($29)\n\
-	jal __mach_init\n\
-	lw $4, 0($29)\n\
-	lw $5, 4($29)\n\
-	lw $6, 8($29)\n\
-	lw $7, 12($29)\n\
-	j ___libc_init_first\n\
-");
-#endif
-
-static void
-___libc_init_first (int return_addr, int argc, ...)
-{
-  void doinit (int *data)
-    {
-#if 0
-      /* This function gets called with the argument data at TOS.  */
-      void doinit1 (int argc, ...)
-	{
-	  init (&argc);
-	}
-#endif
-      extern void init (int *data);
-
-      /* Push the user return address after the argument data, and then
-	 jump to `doinit1' (above), so it is as if __libc_init_first's
-	 caller had called `init' with the argument data already on the
-	 stack.  */
-      *--data = return_addr;
-
-#ifdef __mips64
-      asm volatile ("ld $31, 0(%0)\n" /* Load the original return address.  */
-		    "daddu $29, %0, 8\n" /* Switch to new outermost stack.  */
-		    "move $4, $29\n"
-		    "jr %1" : : "r" (data), "r" (&init));
-#else
-      asm volatile ("lw $31, 0(%0)\n" /* Load the original return address.  */
-		    "addu $29, %0, 4\n" /* Switch to new outermost stack.  */
-		    "move $4, $29\n"
-		    "jr %1" : : "r" (data), "r" (&init));
-#endif
-      /* NOTREACHED */
-    }
-
-#if 0
-  /* Initialize data structures so we can do RPCs.  */
-  __mach_init ();
-#endif
-
-  RUN_HOOK (_hurd_preinit_hook, ());
-
-  _hurd_startup ((void **) &argc, &doinit);
-
-  (void) &___libc_init_first;
-}
-#endif