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authorJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
commit0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch)
tree2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /sysdeps/mips/dl-machine.h
parent7d58530341304d403a6626d7f7a1913165fe2f32 (diff)
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2.5-18.1
Diffstat (limited to 'sysdeps/mips/dl-machine.h')
-rw-r--r--sysdeps/mips/dl-machine.h777
1 files changed, 0 insertions, 777 deletions
diff --git a/sysdeps/mips/dl-machine.h b/sysdeps/mips/dl-machine.h
deleted file mode 100644
index 0d87b65691..0000000000
--- a/sysdeps/mips/dl-machine.h
+++ /dev/null
@@ -1,777 +0,0 @@
-/* Machine-dependent ELF dynamic relocation inline functions.  MIPS version.
-   Copyright (C) 1996-2001, 2002, 2003, 2004 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Kazumoto Kojima <kkojima@info.kanagawa-u.ac.jp>.
-
-   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.  */
-
-/*  FIXME: Profiling of shared libraries is not implemented yet.  */
-#ifndef dl_machine_h
-#define dl_machine_h
-
-#define ELF_MACHINE_NAME "MIPS"
-
-#define ELF_MACHINE_NO_PLT
-
-#include <entry.h>
-
-#ifndef ENTRY_POINT
-#error ENTRY_POINT needs to be defined for MIPS.
-#endif
-
-#include <sgidefs.h>
-#include <sys/asm.h>
-
-/* The offset of gp from GOT might be system-dependent.  It's set by
-   ld.  The same value is also */
-#define OFFSET_GP_GOT 0x7ff0
-
-#ifndef _RTLD_PROLOGUE
-# define _RTLD_PROLOGUE(entry)						\
-	".globl\t" __STRING(entry) "\n\t"				\
-	".ent\t" __STRING(entry) "\n\t"					\
-	".type\t" __STRING(entry) ", @function\n"			\
-	__STRING(entry) ":\n\t"
-#endif
-
-#ifndef _RTLD_EPILOGUE
-# define _RTLD_EPILOGUE(entry)						\
-	".end\t" __STRING(entry) "\n\t"					\
-	".size\t" __STRING(entry) ", . - " __STRING(entry) "\n\t"
-#endif
-
-/* A reloc type used for ld.so cmdline arg lookups to reject PLT entries.
-   This makes no sense on MIPS but we have to define this to R_MIPS_REL32
-   to avoid the asserts in dl-lookup.c from blowing.  */
-#define ELF_MACHINE_JMP_SLOT			R_MIPS_REL32
-#define elf_machine_type_class(type)		ELF_RTYPE_CLASS_PLT
-
-/* Translate a processor specific dynamic tag to the index
-   in l_info array.  */
-#define DT_MIPS(x) (DT_MIPS_##x - DT_LOPROC + DT_NUM)
-
-/* If there is a DT_MIPS_RLD_MAP entry in the dynamic section, fill it in
-   with the run-time address of the r_debug structure  */
-#define ELF_MACHINE_DEBUG_SETUP(l,r) \
-do { if ((l)->l_info[DT_MIPS (RLD_MAP)]) \
-       *(ElfW(Addr) *)((l)->l_info[DT_MIPS (RLD_MAP)]->d_un.d_ptr) = \
-       (ElfW(Addr)) (r); \
-   } while (0)
-
-/* Return nonzero iff ELF header is compatible with the running host.  */
-static inline int __attribute_used__
-elf_machine_matches_host (const ElfW(Ehdr) *ehdr)
-{
-#if _MIPS_SIM == _ABIO32 || _MIPS_SIM == _ABIN32
-  /* Don't link o32 and n32 together.  */
-  if (((ehdr->e_flags & EF_MIPS_ABI2) != 0) != (_MIPS_SIM == _ABIN32))
-    return 0;
-#endif
-
-  switch (ehdr->e_machine)
-    {
-    case EM_MIPS:
-    case EM_MIPS_RS3_LE:
-      return 1;
-    default:
-      return 0;
-    }
-}
-
-static inline ElfW(Addr) *
-elf_mips_got_from_gpreg (ElfW(Addr) gpreg)
-{
-  /* FIXME: the offset of gp from GOT may be system-dependent. */
-  return (ElfW(Addr) *) (gpreg - OFFSET_GP_GOT);
-}
-
-/* Return the link-time address of _DYNAMIC.  Conveniently, this is the
-   first element of the GOT.  This must be inlined in a function which
-   uses global data.  We assume its $gp points to the primary GOT.  */
-static inline ElfW(Addr)
-elf_machine_dynamic (void)
-{
-  register ElfW(Addr) gp __asm__ ("$28");
-  return *elf_mips_got_from_gpreg (gp);
-}
-
-#define STRINGXP(X) __STRING(X)
-#define STRINGXV(X) STRINGV_(X)
-#define STRINGV_(...) # __VA_ARGS__
-
-/* Return the run-time load address of the shared object.  */
-static inline ElfW(Addr)
-elf_machine_load_address (void)
-{
-  ElfW(Addr) addr;
-  asm ("	.set noreorder\n"
-       "	" STRINGXP (PTR_LA) " %0, 0f\n"
-       "	bltzal $0, 0f\n"
-       "	nop\n"
-       "0:	" STRINGXP (PTR_SUBU) " %0, $31, %0\n"
-       "	.set reorder\n"
-       :	"=r" (addr)
-       :	/* No inputs */
-       :	"$31");
-  return addr;
-}
-
-/* The MSB of got[1] of a gnu object is set to identify gnu objects.  */
-#if _MIPS_SIM == _ABI64
-# define ELF_MIPS_GNU_GOT1_MASK	0x8000000000000000L
-#else
-# define ELF_MIPS_GNU_GOT1_MASK	0x80000000L
-#endif
-
-/* We can't rely on elf_machine_got_rel because _dl_object_relocation_scope
-   fiddles with global data.  */
-#define ELF_MACHINE_BEFORE_RTLD_RELOC(dynamic_info)			\
-do {									\
-  struct link_map *map = &bootstrap_map;				\
-  ElfW(Sym) *sym;							\
-  ElfW(Addr) *got;							\
-  int i, n;								\
-									\
-  got = (ElfW(Addr) *) D_PTR (map, l_info[DT_PLTGOT]);			\
-									\
-  if (__builtin_expect (map->l_addr == 0, 1))				\
-    break;								\
-									\
-  /* got[0] is reserved. got[1] is also reserved for the dynamic object	\
-     generated by gnu ld. Skip these reserved entries from		\
-     relocation.  */							\
-  i = (got[1] & ELF_MIPS_GNU_GOT1_MASK)? 2 : 1;				\
-  n = map->l_info[DT_MIPS (LOCAL_GOTNO)]->d_un.d_val;			\
-									\
-  /* Add the run-time displacement to all local got entries. */		\
-  while (i < n)								\
-    got[i++] += map->l_addr;						\
-									\
-  /* Handle global got entries. */					\
-  got += n;								\
-  sym = (ElfW(Sym) *) D_PTR(map, l_info[DT_SYMTAB])			\
-       + map->l_info[DT_MIPS (GOTSYM)]->d_un.d_val;			\
-  i = (map->l_info[DT_MIPS (SYMTABNO)]->d_un.d_val			\
-       - map->l_info[DT_MIPS (GOTSYM)]->d_un.d_val);			\
-									\
-  while (i--)								\
-    {									\
-      if (sym->st_shndx == SHN_UNDEF || sym->st_shndx == SHN_COMMON)	\
-	*got = map->l_addr + sym->st_value;				\
-      else if (ELFW(ST_TYPE) (sym->st_info) == STT_FUNC			\
-	       && *got != sym->st_value)				\
-	*got += map->l_addr;						\
-      else if (ELFW(ST_TYPE) (sym->st_info) == STT_SECTION)		\
-	{								\
-	  if (sym->st_other == 0)					\
-	    *got += map->l_addr;					\
-	}								\
-      else								\
-	*got = map->l_addr + sym->st_value;				\
-									\
-      got++;								\
-      sym++;								\
-    }									\
-} while(0)
-
-
-/* Get link map for callers object containing STUB_PC.  */
-static inline struct link_map *
-elf_machine_runtime_link_map (ElfW(Addr) gpreg, ElfW(Addr) stub_pc)
-{
-  extern int _dl_mips_gnu_objects;
-
-  /* got[1] is reserved to keep its link map address for the shared
-     object generated by the gnu linker.  If all are such objects, we
-     can find the link map from current GPREG simply.  If not so, get
-     the link map for caller's object containing STUB_PC.  */
-
-  if (_dl_mips_gnu_objects)
-    {
-      ElfW(Addr) *got = elf_mips_got_from_gpreg (gpreg);
-      ElfW(Word) g1;
-
-      g1 = ((ElfW(Word) *) got)[1];
-
-      if ((g1 & ELF_MIPS_GNU_GOT1_MASK) != 0)
-	{
-	  struct link_map *l =
-	    (struct link_map *) (g1 & ~ELF_MIPS_GNU_GOT1_MASK);
-	  ElfW(Addr) base, limit;
-	  const ElfW(Phdr) *p = l->l_phdr;
-	  ElfW(Half) this, nent = l->l_phnum;
-
-	  /* For the common case of a stub being called from the containing
-	     object, STUB_PC will point to somewhere within the object that
-	     is described by the link map fetched via got[1].  Otherwise we
-	     have to scan all maps.  */
-	  for (this = 0; this < nent; this++)
-	    {
-	      if (p[this].p_type == PT_LOAD)
-		{
-		  base = p[this].p_vaddr + l->l_addr;
-		  limit = base + p[this].p_memsz;
-		  if (stub_pc >= base && stub_pc < limit)
-		    return l;
-		}
-	    }
-	}
-    }
-
-    struct link_map *l;
-    Lmid_t nsid;
-
-    for (nsid = 0; nsid < DL_NNS; ++nsid)
-      for (l = GL(dl_ns)[nsid]._ns_loaded; l != NULL; l = l->l_next)
-	{
-	  ElfW(Addr) base, limit;
-	  const ElfW(Phdr) *p = l->l_phdr;
-	  ElfW(Half) this, nent = l->l_phnum;
-
-	  for (this = 0; this < nent; ++this)
-	    {
-	      if (p[this].p_type == PT_LOAD)
-		{
-		  base = p[this].p_vaddr + l->l_addr;
-		  limit = base + p[this].p_memsz;
-		  if (stub_pc >= base && stub_pc < limit)
-		    return l;
-		}
-	    }
-	}
-
-  _dl_signal_error (0, NULL, NULL, "cannot find runtime link map");
-  return NULL;
-}
-
-#if _MIPS_SIM == _ABIO32
-#define ELF_DL_FRAME_SIZE 40
-
-#define ELF_DL_SAVE_ARG_REGS "\
-	sw	$15, 36($29)\n						      \
-	sw	$4, 16($29)\n						      \
-	sw	$5, 20($29)\n						      \
-	sw	$6, 24($29)\n						      \
-	sw	$7, 28($29)\n						      \
-"
-
-#define ELF_DL_RESTORE_ARG_REGS "\
-	lw	$31, 36($29)\n						      \
-	lw	$4, 16($29)\n						      \
-	lw	$5, 20($29)\n						      \
-	lw	$6, 24($29)\n						      \
-	lw	$7, 28($29)\n						      \
-"
-
-#define IFABIO32(X) X
-
-#else /* _MIPS_SIM == _ABIN32 || _MIPS_SIM == _ABI64 */
-
-#define ELF_DL_FRAME_SIZE 80
-
-#define ELF_DL_SAVE_ARG_REGS "\
-	sd	$15, 72($29)\n						      \
-	sd	$4, 8($29)\n						      \
-	sd	$5, 16($29)\n						      \
-	sd	$6, 24($29)\n						      \
-	sd	$7, 32($29)\n						      \
-	sd	$8, 40($29)\n						      \
-	sd	$9, 48($29)\n						      \
-	sd	$10, 56($29)\n						      \
-	sd	$11, 64($29)\n						      \
-"
-
-#define ELF_DL_RESTORE_ARG_REGS "\
-	ld	$31, 72($29)\n						      \
-	ld	$4, 8($29)\n						      \
-	ld	$5, 16($29)\n						      \
-	ld	$6, 24($29)\n						      \
-	ld	$7, 32($29)\n						      \
-	ld	$8, 40($29)\n						      \
-	ld	$9, 48($29)\n						      \
-	ld	$10, 56($29)\n						      \
-	ld	$11, 64($29)\n						      \
-"
-
-#define IFABIO32(X)
-
-#endif
-
-/* Define mips specific runtime resolver. The function __dl_runtime_resolve
-   is called from assembler function _dl_runtime_resolve which converts
-   special argument registers t7 ($15) and t8 ($24):
-     t7  address to return to the caller of the function
-     t8  index for this function symbol in .dynsym
-   to usual c arguments.
-
-   Other architectures call fixup from dl-runtime.c in
-   _dl_runtime_resolve.  MIPS instead calls __dl_runtime_resolve.  We
-   have to use our own version because of the way the got section is
-   treated on MIPS (we've also got ELF_MACHINE_PLT defined).  */
-
-#define ELF_MACHINE_RUNTIME_TRAMPOLINE					      \
-/* The flag _dl_mips_gnu_objects is set if all dynamic objects are	      \
-   generated by the gnu linker. */					      \
-int _dl_mips_gnu_objects = 1;						      \
-									      \
-/* This is called from assembly stubs below which the compiler can't see.  */ \
-static ElfW(Addr)							      \
-__dl_runtime_resolve (ElfW(Word), ElfW(Word), ElfW(Addr), ElfW(Addr))	      \
-		  __attribute_used__;					      \
-									      \
-static ElfW(Addr)							      \
-__dl_runtime_resolve (ElfW(Word) sym_index,				      \
-		      ElfW(Word) return_address,			      \
-		      ElfW(Addr) old_gpreg,				      \
-		      ElfW(Addr) stub_pc)				      \
-{									      \
-  struct link_map *l = elf_machine_runtime_link_map (old_gpreg, stub_pc);     \
-  const ElfW(Sym) *const symtab						      \
-    = (const ElfW(Sym) *) D_PTR (l, l_info[DT_SYMTAB]);			      \
-  const char *strtab = (const void *) D_PTR (l, l_info[DT_STRTAB]);	      \
-  ElfW(Addr) *got							      \
-    = (ElfW(Addr) *) D_PTR (l, l_info[DT_PLTGOT]);			      \
-  const ElfW(Word) local_gotno						      \
-    = (const ElfW(Word)) l->l_info[DT_MIPS (LOCAL_GOTNO)]->d_un.d_val;	      \
-  const ElfW(Word) gotsym						      \
-    = (const ElfW(Word)) l->l_info[DT_MIPS (GOTSYM)]->d_un.d_val;	      \
-  const ElfW(Sym) *sym = &symtab[sym_index];				      \
-  ElfW(Addr) value;							      \
-									      \
-  /* FIXME: The symbol versioning stuff is not tested yet.  */		      \
-  if (__builtin_expect (ELFW(ST_VISIBILITY) (sym->st_other), 0) == 0)	      \
-    {									      \
-      switch (l->l_info[VERSYMIDX (DT_VERSYM)] != NULL)			      \
-	{								      \
-	default:							      \
-	  {								      \
-	    const ElfW(Half) *vernum =					      \
-	      (const void *) D_PTR (l, l_info[VERSYMIDX (DT_VERSYM)]);	      \
-	    ElfW(Half) ndx = vernum[sym_index] & 0x7fff;		      \
-	    const struct r_found_version *version = &l->l_versions[ndx];      \
-									      \
-	    if (version->hash != 0)					      \
-	      {								      \
-		value = _dl_lookup_symbol_x (strtab + sym->st_name, l, 	      \
-					     &sym, l->l_scope, version,	      \
-					     ELF_RTYPE_CLASS_PLT, 0, 0);      \
-		break;							      \
-	      }								      \
-	    /* Fall through.  */					      \
-	  }								      \
-	case 0:								      \
-	  value = _dl_lookup_symbol_x (strtab + sym->st_name, l, &sym,	      \
-				       l->l_scope, 0, ELF_RTYPE_CLASS_PLT,    \
-				       DL_LOOKUP_ADD_DEPENDENCY, 0);	      \
-	}								      \
-									      \
-      /* Currently value contains the base load address of the object	      \
-	 that defines sym.  Now add in the symbol offset.  */		      \
-      value = (sym ? value + sym->st_value : 0);			      \
-    }									      \
-  else									      \
-    /* We already found the symbol.  The module (and therefore its load	      \
-       address) is also known.  */					      \
-    value = l->l_addr + sym->st_value;					      \
-									      \
-  /* Apply the relocation with that value.  */				      \
-  *(got + local_gotno + sym_index - gotsym) = value;			      \
-									      \
-  return value;								      \
-}									      \
-									      \
-asm ("\n								      \
-	.text\n								      \
-	.align	2\n							      \
-	.globl	_dl_runtime_resolve\n					      \
-	.type	_dl_runtime_resolve,@function\n				      \
-	.ent	_dl_runtime_resolve\n					      \
-_dl_runtime_resolve:\n							      \
-	.frame	$29, " STRINGXP(ELF_DL_FRAME_SIZE) ", $31\n		      \
-	.set noreorder\n						      \
-	# Save GP.\n							      \
-	move	$3, $28\n						      \
-	# Save arguments and sp value in stack.\n			      \
-	" STRINGXP(PTR_SUBIU) "  $29, " STRINGXP(ELF_DL_FRAME_SIZE) "\n	      \
-	# Modify t9 ($25) so as to point .cpload instruction.\n		      \
-	" IFABIO32(STRINGXP(PTR_ADDIU) "	$25, 12\n") "		      \
-	# Compute GP.\n							      \
-	" STRINGXP(SETUP_GP) "\n					      \
-	" STRINGXV(SETUP_GP64 (0, _dl_runtime_resolve)) "\n		      \
-	.set reorder\n							      \
-	# Save slot call pc.\n						      \
-	move	$2, $31\n						      \
-	" IFABIO32(STRINGXP(CPRESTORE(32))) "\n				      \
-	" ELF_DL_SAVE_ARG_REGS "					      \
-	move	$4, $24\n						      \
-	move	$5, $15\n						      \
-	move	$6, $3\n						      \
-	move	$7, $2\n						      \
-	jal	__dl_runtime_resolve\n					      \
-	" ELF_DL_RESTORE_ARG_REGS "					      \
-	" STRINGXP(RESTORE_GP64) "\n					      \
-	" STRINGXP(PTR_ADDIU) "	$29, " STRINGXP(ELF_DL_FRAME_SIZE) "\n	      \
-	move	$25, $2\n						      \
-	jr	$25\n							      \
-	.end	_dl_runtime_resolve\n					      \
-	.previous\n							      \
-");
-
-/* Mask identifying addresses reserved for the user program,
-   where the dynamic linker should not map anything.  */
-#define ELF_MACHINE_USER_ADDRESS_MASK	0x80000000UL
-
-
-/* Initial entry point code for the dynamic linker.
-   The C function `_dl_start' is the real entry point;
-   its return value is the user program's entry point.
-   Note how we have to be careful about two things:
-
-   1) That we allocate a minimal stack of 24 bytes for
-      every function call, the MIPS ABI states that even
-      if all arguments are passed in registers the procedure
-      called can use the 16 byte area pointed to by $sp
-      when it is called to store away the arguments passed
-      to it.
-
-   2) That under Linux the entry is named __start
-      and not just plain _start.  */
-
-#define RTLD_START asm (\
-	".text\n"\
-	_RTLD_PROLOGUE(ENTRY_POINT) "\
-	" STRINGXV(SETUP_GPX($25)) "\n\
-	" STRINGXV(SETUP_GPX64($18,$25)) "\n\
-	# i386 ABI book says that the first entry of GOT holds\n\
-	# the address of the dynamic structure. Though MIPS ABI\n\
-	# doesn't say nothing about this, I emulate this here.\n\
-	" STRINGXP(PTR_LA) " $4, _DYNAMIC\n\
-	# Subtract OFFSET_GP_GOT\n\
-	" STRINGXP(PTR_S) " $4, -0x7ff0($28)\n\
-	move $4, $29\n\
-	" STRINGXP(PTR_SUBIU) " $29, 16\n\
-	\n\
-	" STRINGXP(PTR_LA) " $8, .Lcoff\n\
-	bltzal $8, .Lcoff\n\
-.Lcoff:	" STRINGXP(PTR_SUBU) " $8, $31, $8\n\
-	\n\
-	" STRINGXP(PTR_LA) " $25, _dl_start\n\
-	" STRINGXP(PTR_ADDU) " $25, $8\n\
-	jalr $25\n\
-	\n\
-	" STRINGXP(PTR_ADDIU) " $29, 16\n\
-	# Get the value of label '_dl_start_user' in t9 ($25).\n\
-	" STRINGXP(PTR_LA) " $25, _dl_start_user\n\
-	.globl _dl_start_user\n\
-	.type _dl_start_user,@function\n\
-	.aent _dl_start_user\n\
-_dl_start_user:\n\
-	" STRINGXP(SETUP_GP) "\n\
-	" STRINGXV(SETUP_GP64($18,_dl_start_user)) "\n\
-	move $16, $28\n\
-	# Save the user entry point address in a saved register.\n\
-	move $17, $2\n\
-	# See if we were run as a command with the executable file\n\
-	# name as an extra leading argument.\n\
-	lw $2, _dl_skip_args\n\
-	beq $2, $0, 1f\n\
-	# Load the original argument count.\n\
-	" STRINGXP(PTR_L) " $4, 0($29)\n\
-	# Subtract _dl_skip_args from it.\n\
-	subu $4, $2\n\
-	# Adjust the stack pointer to skip _dl_skip_args words.\n\
-	sll $2, " STRINGXP (PTRLOG) "\n\
-	" STRINGXP(PTR_ADDU) " $29, $2\n\
-	# Save back the modified argument count.\n\
-	" STRINGXP(PTR_S) " $4, 0($29)\n\
-1:	# Call _dl_init (struct link_map *main_map, int argc, char **argv, char **env) \n\
-	" STRINGXP(PTR_L) " $4, _rtld_local\n\
-	" STRINGXP(PTR_L) /* or lw???  fixme */ " $5, 0($29)\n\
-	" STRINGXP(PTR_LA) " $6, " STRINGXP (PTRSIZE) "($29)\n\
-	sll $7, $5, " STRINGXP (PTRLOG) "\n\
-	" STRINGXP(PTR_ADDU) " $7, $7, $6\n\
-	" STRINGXP(PTR_ADDU) " $7, $7, " STRINGXP (PTRSIZE) " \n\
-	" STRINGXP(PTR_SUBIU) " $29, 32\n\
-	" STRINGXP(SAVE_GP(16)) "\n\
-	# Call the function to run the initializers.\n\
-	jal _dl_init_internal\n\
-	" STRINGXP(PTR_ADDIU)  " $29, 32\n\
-	# Pass our finalizer function to the user in $2 as per ELF ABI.\n\
-	" STRINGXP(PTR_LA) " $2, _dl_fini\n\
-	# Jump to the user entry point.\n\
-	move $25, $17\n\
-	jr $25\n\t"\
-	_RTLD_EPILOGUE(ENTRY_POINT)\
-	".previous"\
-);
-
-/* The MIPS never uses Elfxx_Rela relocations.  */
-#define ELF_MACHINE_NO_RELA 1
-
-#endif /* !dl_machine_h */
-
-#ifdef RESOLVE
-
-/* Perform the relocation specified by RELOC and SYM (which is fully resolved).
-   MAP is the object containing the reloc.  */
-
-static inline void
-#ifdef RTLD_BOOTSTRAP
-  __attribute__ ((always_inline))
-#endif
-elf_machine_rel (struct link_map *map, const ElfW(Rel) *reloc,
-		 const ElfW(Sym) *sym, const struct r_found_version *version,
-		 void *const reloc_addr)
-{
-  const unsigned long int r_type = ELFW(R_TYPE) (reloc->r_info);
-
-#if !defined RTLD_BOOTSTRAP && !defined SHARED
-  /* This is defined in rtld.c, but nowhere in the static libc.a;
-     make the reference weak so static programs can still link.  This
-     declaration cannot be done when compiling rtld.c (i.e.  #ifdef
-     RTLD_BOOTSTRAP) because rtld.c contains the common defn for
-     _dl_rtld_map, which is incompatible with a weak decl in the same
-     file.  */
-  weak_extern (GL(dl_rtld_map));
-#endif
-
-  switch (r_type)
-    {
-#if _MIPS_SIM == _ABI64
-    case (R_MIPS_64 << 8) | R_MIPS_REL32:
-#else
-    case R_MIPS_REL32:
-#endif
-      {
-	int symidx = ELFW(R_SYM) (reloc->r_info);
-	ElfW(Addr) reloc_value;
-
-	/* Support relocations on mis-aligned offsets.  Should we ever
-	   implement RELA, this should be replaced with an assignment
-	   from reloc->r_addend.  */
-	__builtin_memcpy (&reloc_value, reloc_addr, sizeof (reloc_value));
-
-	if (symidx)
-	  {
-	    const ElfW(Word) gotsym
-	      = (const ElfW(Word)) map->l_info[DT_MIPS (GOTSYM)]->d_un.d_val;
-
-	    if ((ElfW(Word))symidx < gotsym)
-	      {
-		/* This wouldn't work for a symbol imported from other
-		   libraries for which there's no GOT entry, but MIPS
-		   requires every symbol referenced in a dynamic
-		   relocation to have a GOT entry in the primary GOT,
-		   so we only get here for locally-defined symbols.
-		   For section symbols, we should *NOT* be adding
-		   sym->st_value (per the definition of the meaning of
-		   S in reloc expressions in the ELF64 MIPS ABI),
-		   since it should have already been added to
-		   reloc_value by the linker, but older versions of
-		   GNU ld didn't add it, and newer versions don't emit
-		   useless relocations to section symbols any more, so
-		   it is safe to keep on adding sym->st_value, even
-		   though it's not ABI compliant.  Some day we should
-		   bite the bullet and stop doing this.  */
-#ifndef RTLD_BOOTSTRAP
-		if (map != &GL(dl_rtld_map))
-#endif
-		  reloc_value += sym->st_value + map->l_addr;
-	      }
-	    else
-	      {
-#ifndef RTLD_BOOTSTRAP
-		const ElfW(Addr) *got
-		  = (const ElfW(Addr) *) D_PTR (map, l_info[DT_PLTGOT]);
-		const ElfW(Word) local_gotno
-		  = (const ElfW(Word))
-		    map->l_info[DT_MIPS (LOCAL_GOTNO)]->d_un.d_val;
-
-		reloc_value += got[symidx + local_gotno - gotsym];
-#endif
-	      }
-	  }
-	else
-#ifndef RTLD_BOOTSTRAP
-	  if (map != &GL(dl_rtld_map))
-#endif
-	    reloc_value += map->l_addr;
-
-	__builtin_memcpy (reloc_addr, &reloc_value, sizeof (reloc_value));
-      }
-      break;
-    case R_MIPS_NONE:		/* Alright, Wilbur.  */
-      break;
-#if _MIPS_SIM == _ABI64
-    case R_MIPS_64:
-      /* For full compliance with the ELF64 ABI, one must precede the
-	 _REL32/_64 pair of relocations with a _64 relocation, such
-	 that the in-place addend is read as a 64-bit value.  IRIX
-	 didn't pick up on this requirement, so we treat the
-	 _REL32/_64 relocation as a 64-bit relocation even if it's by
-	 itself.  For ABI compliance, we ignore such _64 dummy
-	 relocations.  For RELA, this may be simply removed, since
-	 it's totally unnecessary.  */
-      if (ELFW(R_SYM) (reloc->r_info) == 0)
-	break;
-      /* Fall through.  */
-#endif
-    default:
-      _dl_reloc_bad_type (map, r_type, 0);
-      break;
-    }
-}
-
-static inline void
-elf_machine_rel_relative (ElfW(Addr) l_addr, const ElfW(Rel) *reloc,
-			  void *const reloc_addr)
-{
-  /* XXX Nothing to do.  There is no relative relocation, right?  */
-}
-
-static inline void
-elf_machine_lazy_rel (struct link_map *map,
-		      ElfW(Addr) l_addr, const ElfW(Rel) *reloc)
-{
-  /* Do nothing.  */
-}
-
-#ifndef RTLD_BOOTSTRAP
-/* Relocate GOT. */
-static inline void
-elf_machine_got_rel (struct link_map *map, int lazy)
-{
-  ElfW(Addr) *got;
-  ElfW(Sym) *sym;
-  const ElfW(Half) *vernum;
-  int i, n, symidx;
-
-#define RESOLVE_GOTSYM(sym,vernum,sym_index)				  \
-    ({									  \
-      const ElfW(Sym) *ref = sym;					  \
-      const struct r_found_version *version				  \
-        = vernum ? &map->l_versions[vernum[sym_index] & 0x7fff] : NULL;	  \
-      ElfW(Addr) value;							  \
-      value = RESOLVE (&ref, version, R_MIPS_REL32);			  \
-      (ref)? value + ref->st_value: 0;					  \
-    })
-
-  if (map->l_info[VERSYMIDX (DT_VERSYM)] != NULL)
-    vernum = (const void *) D_PTR (map, l_info[VERSYMIDX (DT_VERSYM)]);
-  else
-    vernum = NULL;
-
-  got = (ElfW(Addr) *) D_PTR (map, l_info[DT_PLTGOT]);
-
-  n = map->l_info[DT_MIPS (LOCAL_GOTNO)]->d_un.d_val;
-  /* The dynamic linker's local got entries have already been relocated.  */
-  if (map != &GL(dl_rtld_map))
-    {
-      /* got[0] is reserved. got[1] is also reserved for the dynamic object
-	 generated by gnu ld. Skip these reserved entries from relocation.  */
-      i = (got[1] & ELF_MIPS_GNU_GOT1_MASK)? 2 : 1;
-
-      /* Add the run-time displacement to all local got entries if
-         needed.  */
-      if (__builtin_expect (map->l_addr != 0, 0))
-	{
-	  while (i < n)
-	    got[i++] += map->l_addr;
-	}
-    }
-
-  /* Handle global got entries. */
-  got += n;
-  /* Keep track of the symbol index.  */
-  symidx = map->l_info[DT_MIPS (GOTSYM)]->d_un.d_val;
-  sym = (ElfW(Sym) *) D_PTR (map, l_info[DT_SYMTAB]) + symidx;
-  i = (map->l_info[DT_MIPS (SYMTABNO)]->d_un.d_val
-       - map->l_info[DT_MIPS (GOTSYM)]->d_un.d_val);
-
-  /* This loop doesn't handle Quickstart.  */
-  while (i--)
-    {
-      if (sym->st_shndx == SHN_UNDEF)
-	{
-	  if (ELFW(ST_TYPE) (sym->st_info) == STT_FUNC
-	      && sym->st_value && lazy)
-	    *got = sym->st_value + map->l_addr;
-	  else
-	    *got = RESOLVE_GOTSYM (sym, vernum, symidx);
-	}
-      else if (sym->st_shndx == SHN_COMMON)
-	*got = RESOLVE_GOTSYM (sym, vernum, symidx);
-      else if (ELFW(ST_TYPE) (sym->st_info) == STT_FUNC
-	       && *got != sym->st_value
-	       && lazy)
-	*got += map->l_addr;
-      else if (ELFW(ST_TYPE) (sym->st_info) == STT_SECTION)
-	{
-	  if (sym->st_other == 0)
-	    *got += map->l_addr;
-	}
-      else
-	*got = RESOLVE_GOTSYM (sym, vernum, symidx);
-
-      ++got;
-      ++sym;
-      ++symidx;
-    }
-
-#undef RESOLVE_GOTSYM
-}
-#endif
-
-/* Set up the loaded object described by L so its stub function
-   will jump to the on-demand fixup code __dl_runtime_resolve.  */
-
-static inline int
-elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
-{
-# ifndef RTLD_BOOTSTRAP
-  ElfW(Addr) *got;
-  extern void _dl_runtime_resolve (ElfW(Word));
-  extern int _dl_mips_gnu_objects;
-
-  if (lazy)
-    {
-      /* The GOT entries for functions have not yet been filled in.
-	 Their initial contents will arrange when called to put an
-	 offset into the .dynsym section in t8, the return address
-	 in t7 and then jump to _GLOBAL_OFFSET_TABLE[0].  */
-      got = (ElfW(Addr) *) D_PTR (l, l_info[DT_PLTGOT]);
-
-      /* This function will get called to fix up the GOT entry indicated by
-	 the register t8, and then jump to the resolved address.  */
-      got[0] = (ElfW(Addr)) &_dl_runtime_resolve;
-
-      /* Store l to _GLOBAL_OFFSET_TABLE[1] for gnu object. The MSB
-	 of got[1] of a gnu object is set to identify gnu objects.
-	 Where we can store l for non gnu objects? XXX  */
-      if ((got[1] & ELF_MIPS_GNU_GOT1_MASK) != 0)
-	got[1] = ((ElfW(Addr)) l | ELF_MIPS_GNU_GOT1_MASK);
-      else
-	_dl_mips_gnu_objects = 0;
-    }
-
-  /* Relocate global offset table.  */
-  elf_machine_got_rel (l, lazy);
-
-# endif
-  return lazy;
-}
-
-#endif /* RESOLVE */