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authorUlrich Drepper <drepper@redhat.com>1997-08-14 01:54:13 +0000
committerUlrich Drepper <drepper@redhat.com>1997-08-14 01:54:13 +0000
commitca34d7a7c77fa8dc823fd05439870e5a96610c5a (patch)
tree4b4057b8b919007f42caa4e1558bb9c5487976ae /sysdeps/sparc/dl-machine.h
parent0413b54c02d31cae62e8d13b3ee7ac109ceeff0e (diff)
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1997-08-14 03:14  Ulrich Drepper  <drepper@cygnus.com>

	* elf/dl-minimal.c: Don't use relative #include paths.
	(malloc): Don't try to initialize _dl_pagesize, it already is.
	(__sigjmp_save, longjmp): Reformat.

	* sysdeps/generic/dl-sysdep.c: Implement _dl_show_auxv function to
	show content of auxiliary array.
	(_dl_sysdep_start): Remember start of auxiliary vector.
	* sysdeps/mach/hurd/dl-sysdep.c: (_dl_show_auxv): New dummy function.
	* elf/link.h: Add prototype for _dl_show_auxv.
	* elf/rtld.c (dl_main): Call _dl_show_auxv if LD_SHOW_AUXV envvar
	is present.

	* libio/iofdopen.c: Better prepare for use in libstdc++.
	* libio/iofflush.c: Likewise.
	* libio/iofgetpos.c: Likewise.
	* libio/iofgets.c: Likewise.
	* libio/iofopen.c: Likewise.
	* libio/iofputs.c: Likewise.
	* libio/iofread.c: Likewise.
	* libio/iofsetpos.c: Likewise.
	* libio/ioftell.c: Likewise.
	* libio/iofwrite.c: Likewise.
	* libio/iogetdelim.c: Likewise.
	* libio/iogets.c: Likewise.
	* libio/iopopen.c: Likewise.
	* libio/ioputs.c: Likewise.
	* libio/iosetbuffer.c: Likewise.
	* libio/iosetvbuf.c: Likewise.
	* libio/ioungetc.c: Likewise.
	* libio/iovsprintf.c: Likewise.
	* libio/iovsscanf.c: Likewise.

	* manual/creature.texi: Mention _XOPEN_SOURCE_EXTENDED in correct
	place.

	* manual/math.texi: Add comment to sincos decsription to say it's a
	GNU extension.
	Fix description of random function.

	* posix/fnmatch.h: Recognize Windog by _WINDOWS32 not WIN32.
	* posix/glob.c: Likewise.  Handle stupid system headers on SunOS.
	Add casts for all __alloca calls.
	* posix/glob.h: Recognize Windog by _WINDOWS32 not WIN32.
	Declare additional GLOB_* constants also if _GNU_SOURCE is defined.
	Patches by Paul D. Smith <psmith@BayNetworks.COM>.

	* stdio-common/_itoa.c: Don't use relateive #include paths.

	* sysdeps/i386/fpu/bits/mathinline.h: Enable optimizations even for
	gcc 2.7.
	(atan): Loading 1.0 from memory does not pay off.
	(asinh): Fix typo.

1997-08-13 09:44  Philip Blundell  <Philip.Blundell@pobox.com>

	* sysdeps/stub/accept.c: Use socklen_t where necessary.
	* sysdeps/stub/bind.c: Likewise.
	* sysdeps/stub/connect.c: Likewise.
	* sysdeps/stub/getsockname.c: Likewise.
	* sysdeps/stub/getsockopt.c: Likewise.
	* sysdeps/stub/recvfrom.c: Likewise.
	* sysdeps/stub/sendto.c: Likewise.
	* sysdeps/stub/setsockopt.c: Likewise.

1997-08-11  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* io/ftw.c (object_compare): Avoid memcmp when comparing scalar
	types.

1997-08-12  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* math/libm-test.c (cbrt_test): Add epsilon for long double to
	`cbrt (-0.001)'.

1997-08-11  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/stub/bits/string.h: Fix comment.

1997-08-01  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* elf/Makefile (routines): Remove dl-version.
	(dl-routines): Add it here instead.  This removes dead code from
	libc.so.

1997-08-12 17:17  Wolfram Gloger  <wmglo@dent.med.uni-muenchen.de>

	* malloc/thread-m.h (thread_atfork, thread_atfork_static): New
	macros to encapsulate pthread_atfork's functionality.
	* malloc/malloc.c (ptmalloc_lock_all, ptmalloc_unlock_all): New
	functions, registered via thread_atfork in the initialization
	routine or via thread_atfork_static in global scope.  This
	ensures a consistent state of all locks across fork().

1997-08-11 23:00:32 1997  Mark Kettenis  <kettenis@phys.uva.nl>

	* login/programs/xtmp.c (compare_entry):
	Partially undo patch made by Klaus Espenlaub.  There
	was no xtmp/utmp typo.  Added comment to cclarify this.
	* login/programs/xtmp.h: Likewise.

	* posix/getopt.c: Recognize Windog by _WINDOWS32 not WIN32.
	Patch by Paul D. Smith <psmith@BayNetworks.COM>.

1997-08-12 13:51  Ulrich Drepper  <drepper@cygnus.com>

	* login/getutid.c: Rename to __getutid and make getutid and getutxid
	weak aliases.
	Patch by ir. Mark M._Kettenis <kettenis@phys.uva.nl>.

1997-08-11 23:55  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/Makefile [subdir=misc] (sysdep_headers):
	Add bits/mman.h.

1997-08-11 08:51:21 1997  H.J. Lu  <hjl@gnu.ai.mit.edu>

	* stdlib/fmtmsg.c (fmtmsg): Add static to
	__libc_once_define macro.

	* libc.map (__progname_full, __progname): Added.

1997-08-04 08:31  H.J. Lu  <hjl@gnu.ai.mit.edu>

	* sysdeps/unix/sysv/linux/if_index.c (if_nametoindex): Return 0
	if SIOGIFINDEX is not defined.
	(if_indextoname): Initialize "result" to NULL.
	(if_nametoindex, if_nameindex): Fix ENOSYS setting.

1997-08-11 11:58  Richard Henderson  <rth@cygnus.com>

	Sparc ISO C 9x exception handling:
	* sysdeps/sparc/fpu/bits/mathdef.h: New file.
	* sysdeps/sparc/fpu/fclrexcpt.c: New file.
	* sysdeps/sparc/fpu/fegetenv.c: New file.
	* sysdeps/sparc/fpu/fegetround.c: New file.
	* sysdeps/sparc/fpu/feholdexcpt.c: New file.
	* sysdeps/sparc/fpu/fesetenv.c: New file.
	* sysdeps/sparc/fpu/fesetround.c: New file.
	* sysdeps/sparc/fpu/feupdateenv.c: New file.
	* sysdeps/sparc/fpu/fgetexcptflg.c: New file.
	* sysdeps/sparc/fpu/fraiseexcpt.c: New file.
	* sysdeps/sparc/fpu/fsetexcptflg.c: New file.
	* sysdeps/sparc/fpu/ftestexcept.c: New file.
	* sysdeps/sparc/sparc32/fpu/bits/fenv.h: New file.
	* sysdeps/sparc/sparc64/fpu/bits/fenv.h: New file.

1997-08-11 11:58  Richard Henderson  <rth@cygnus.com>

	Sparc64 merge:
	* configure.in: Change up subdirectories, rename sparc8->sparcv8.

	* csu/Makefile: Nuke need-nopic-initfini bits.  The problem was
	that sparc64 ld did not recognize pic relocs at all.

	* elf/dl-deps.c: Include <string.h>.
	* elf/do-rel.h (elf_dynamic_do_rel): Take reloc address and size
	directly instead of the DT names to get them from.
	* elf/dynamic-link.h (_ELF_DYNAMIC_DO_RELOC): New macro distilled
	from ELF_DYNAMIC_DO_REL{,A}.  Define a second version that accounts
	for the possibility that DT_RELA and DT_JMPPLT overlap, as such is
	the case on the Sparc.

	* elf/elf.h: Stub out Elf64_Ver*, and make them the same as the
	Elf32_Ver* bits.  The linker does not even know to differentiate
	between the word sizes.  Someone should examine this and figure
	out what the proper sizes of things should be for 64-bit hosts
	before the sparc64 libraries are distributed.

	* shlib-versions: Rename sparc64 ld.so to not conflict with sparc32
	on the same machine.

	Move old sysdeps/sparc contents to sysdeps/sparc/sparc32,
	rename sparc8 subdir to sparcv8, move sysdeps/sparc64 content to
	sysdeps/sparc/sparc64.  Same for sysdeps/unix/sysv/linux/sparc.

	* sysdeps/sparc/Implies: Do ieee754 here.
	* sysdeps/sparc/configure.in: Move from sparc32/.
	* sysdeps/sparc/sparc32/Implies: Do wordsize here.
	* sysdeps/sparc/sparc64/Implies: Likewise.

	* sysdeps/sparc/sparc32/dl-machine.h (elf_machine_load_address):
	Use uninitialized .got to find load address instead of AT_BASE, as
	the later does not exist when running ld.so directly.

	* sysdeps/sparc/sparc32/fpu/fpu_control.h: Move from ../.
	* sysdeps/sparc/sparc64/fpu/fpu_control.h: Likewise.

	* sysdeps/sparc/sparc32/udiv_qrnnd.S: Clean up PIC support.

	* sysdeps/sparc/sparc64/Makefile (sysdep_routines): Add s_finitel
	and s_signbitl for stdio.
	* sysdeps/sparc/sparc64/configure.in: Remove, we no longer need
	nopic_initfini.

	* sysdeps/sparc/sparc64/bsd-_setjmp.S: Remove.
	* sysdeps/sparc/sparc64/bsd-setjmp.S: Remove.
	* sysdeps/unix/sysv/linux/sparc/sparc64/bsd-_setjmp.S: New empty file.
	* sysdeps/unix/sysv/linux/sparc/sparc64/bsd-setjmp.S: New empty file.
	* sysdeps/unix/sysv/linux/sparc/sparc64/longjmp.S: Add __longjmp alias.
	* sysdeps/unix/sysv/linux/sparc/sparc64/setjmp.S: Add weak _setjmp
	and setjmp entry points.

	* sysdeps/sparc/sparc64/dl-machine.h: Finish real implementation.

	* sysdeps/sparc/sparc64/elf/crtbegin.S: Add copyright, fix PIC.
	* sysdeps/sparc/sparc64/elf/crtend.S: Likewise.

	* sysdeps/unix/sysv/linux/sparc/bits/sigaction.h (struct sigaction):
	Fix sa_flags size for sparc64; add sa_restorer for kernel.

	* sysdeps/unix/sysv/linux/sparc/sparc64/brk.S: Fix PIC.
	* sysdeps/unix/sysv/linux/sparc/sparc64/clone.S: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/init-first.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h: Likewise.

	* sysdeps/unix/sysv/linux/sparc/sparc64/syscall.S: New file.

1997-08-10 18:29:08 1997  Mark Kettenis  <kettenis@phys.uva.nl>

	* login/login.c (login): Check for correct return value of
	utmpname.

1997-08-11 16:49  Ulrich Drepper  <drepper@cygnus.com>

	* time/tzset.c (__tzset_internal): Correctly handle TZ strings
	following incorrect old POSIX specs.
	Patch by Paul Eggert <eggert@twinsun.com>.

	* sysdeps/generic/bits/sigaction.h: Correct comment for SA_RESTART.
	* sysdeps/unix/bsd/osf/bits/sigaction.h: Likewise.
	* sysdeps/unix/sysv/linux/alpha/bits/sigaction.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/sigaction.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/sigaction.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/bits/sigaction.h: Likewise.
	* sysdeps/unix/sysv/minix/bits/sigaction.h: Likewise.
	* sysdeps/unix/sysv/sysv4/bits/sigaction.h: Likewise.
	Reported by NIIBE Yutaka <gniibe@mri.co.jp>.

1997-08-09  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* manual/math.texi: Define the macros @mul and @infinity and use
	them to format the multiplication and infinity signs.
	(FP Comparison Functions): Use @code, not @math, for C code
	examples.

	* elf/dl-profile.c: Add descriptions and implement reading of
Diffstat (limited to 'sysdeps/sparc/dl-machine.h')
-rw-r--r--sysdeps/sparc/dl-machine.h347
1 files changed, 0 insertions, 347 deletions
diff --git a/sysdeps/sparc/dl-machine.h b/sysdeps/sparc/dl-machine.h
deleted file mode 100644
index dc38e17292..0000000000
--- a/sysdeps/sparc/dl-machine.h
+++ /dev/null
@@ -1,347 +0,0 @@
-/* Machine-dependent ELF dynamic relocation inline functions.  SPARC version.
-   Copyright (C) 1996, 1997 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.  */
-
-#define ELF_MACHINE_NAME "sparc"
-
-#include <assert.h>
-#include <string.h>
-#include <link.h>
-#include <sys/param.h>
-
-
-/* Some SPARC opcodes we need to use for self-modifying code.  */
-#define OPCODE_NOP	0x01000000 /* nop */
-#define OPCODE_CALL	0x40000000 /* call ?; add PC-rel word address */
-#define OPCODE_SETHI_G1	0x03000000 /* sethi ?, %g1; add value>>10 */
-#define OPCODE_JMP_G1	0x81c06000 /* jmp %g1+?; add lo 10 bits of value */
-#define OPCODE_SAVE_SP64 0x9de3bfc0 /* save %sp, -64, %sp */
-
-
-/* Return nonzero iff E_MACHINE is compatible with the running host.  */
-static inline int
-elf_machine_matches_host (Elf32_Half e_machine)
-{
-  return e_machine == EM_SPARC;
-}
-
-
-/* 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.  */
-static inline Elf32_Addr
-elf_machine_dynamic (void)
-{
-  register Elf32_Addr *got asm ("%l7");
-  return *got;
-}
-
-
-/* Return the run-time load address of the shared object.  */
-static inline Elf32_Addr
-elf_machine_load_address (void)
-{
-  Elf32_Addr addr;
-
-  asm (
-       "add   %%fp,0x44,%%o2\n\t"	/* o2 = point to argc */
-       "ld    [%%o2 - 4],%%o0\n\t"	/* o0 = load argc     */
-       "sll   %%o0, 2, %%o0\n\t"	/* o0 = argc * sizeof (int) */
-       "add   %%o2,%%o0,%%o2\n\t"	/* o2 = skip over argv */
-       "add   %%o2,4,%%o2\n\t"		/* skip over null after argv */
-
-       /* Now %o2 is pointing to env, skip over that as well.  */
-       "1:\n\t"
-       "ld    [%%o2],%%o0\n\t"
-        "cmp   %%o0,0\n\t"
-       "bnz   1b\n\t"
-       "add   %%o2,4,%%o2\n\t"
-
-       /* Note that above, we want to advance the NULL after envp so
-	  we always add 4.  */
-
-       /* Now, search for the AT_BASE property.  */
-       "2:\n\t"
-       "ld   [%%o2],%%o0\n\t"
-       "cmp  %%o0,0\n\t"
-       "be,a 3f\n\t"
-       "or   %%g0,%%g0,%0\n\t"
-       "cmp  %%o0,7\n\t"	/* AT_BASE = 7 */
-       "be,a 3f\n\t"
-       "ld   [%%o2+4],%0\n\t"
-       "b    2b\n\t"
-       "add  %%o2,8,%%o2\n\t"
-       /* At this point %0 has the load address for the interpreter */
-       "3:\n\t"
-       : "=r" (addr)
-       : /* no inputs */
-       : "o0", "o2");
-  return addr;
-}
-
-#ifdef RESOLVE
-/* Perform the relocation specified by RELOC and SYM (which is fully resolved).
-   MAP is the object containing the reloc.  */
-
-static inline void
-elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
-		  const Elf32_Sym *sym, const struct r_found_version *version,
-		  Elf32_Addr *const reloc_addr)
-{
-  Elf32_Addr loadbase;
-
-  if (ELF32_R_TYPE (reloc->r_info) == R_SPARC_RELATIVE)
-    {
-#ifndef RTLD_BOOTSTRAP
-      if (map != &_dl_rtld_map) /* Already done in rtld itself. */
-#endif
-	*reloc_addr += map->l_addr + reloc->r_addend;
-    }
-  else
-    {
-      const Elf32_Sym *const refsym = sym;
-      Elf32_Addr value;
-      if (sym->st_shndx != SHN_UNDEF &&
-	  ELF32_ST_BIND (sym->st_info) == STB_LOCAL)
-	value = map->l_addr;
-      else
-	{
-	  value = RESOLVE (&sym, version, ELF32_R_TYPE (reloc->r_info));
-	  if (sym)
-	    value += sym->st_value;
-	}
-      value += reloc->r_addend;	/* Assume copy relocs have zero addend.  */
-
-      switch (ELF32_R_TYPE (reloc->r_info))
-	{
-	case R_SPARC_COPY:
-	  if (sym->st_size > refsym->st_size
-	      || (_dl_verbose && sym->st_size < refsym->st_size))
-	    {
-	      extern char **_dl_argv;
-	      const char *strtab;
-
-	      strtab = ((void *) map->l_addr
-			+ map->l_info[DT_STRTAB]->d_un.d_ptr);
-	      _dl_sysdep_error (_dl_argv[0] ?: "<program name unknown>",
-				": Symbol `", strtab + refsym->st_name,
-				"' has different size in shared object, "
-				"consider re-linking\n", NULL);
-	    }
-	  memcpy (reloc_addr, (void *) value, MIN (sym->st_size,
-						   refsym->st_size));
-	  break;
-	case R_SPARC_GLOB_DAT:
-	case R_SPARC_32:
-	  *reloc_addr = value;
-	  break;
-	case R_SPARC_JMP_SLOT:
-	  reloc_addr[1] = OPCODE_SETHI_G1 | (value >> 10);
-	  reloc_addr[2] = OPCODE_JMP_G1 | (value & 0x3ff);
-	  break;
-	case R_SPARC_8:
-	  *(char *) reloc_addr = value;
-	  break;
-	case R_SPARC_16:
-	  *(short *) reloc_addr = value;
-	  break;
-	case R_SPARC_DISP8:
-	  *(char *) reloc_addr = (value - (Elf32_Addr) reloc_addr);
-	  break;
-	case R_SPARC_DISP16:
-	  *(short *) reloc_addr = (value - (Elf32_Addr) reloc_addr);
-	  break;
-	case R_SPARC_DISP32:
-	  *reloc_addr = (value - (Elf32_Addr) reloc_addr);
-	  break;
-	case R_SPARC_LO10:
-	  *reloc_addr = (*reloc_addr & ~0x3ff) | (value & 0x3ff);
-	  break;
-	case R_SPARC_WDISP30:
-	  *reloc_addr = ((*reloc_addr & 0xc0000000)
-			 | ((value - (unsigned int) reloc_addr) >> 2));
-	  break;
-	case R_SPARC_HI22:
-	  *reloc_addr = (*reloc_addr & 0xffc00000) | (value >> 10);
-	  break;
-	case R_SPARC_NONE:		/* Alright, Wilbur.  */
-	  break;
-	default:
-	  assert (! "unexpected dynamic reloc type");
-	  break;
-	}
-    }
-}
-
-static inline void
-elf_machine_lazy_rel (struct link_map *map, const Elf32_Rela *reloc)
-{
-  switch (ELF32_R_TYPE (reloc->r_info))
-    {
-    case R_SPARC_NONE:
-      break;
-    case R_SPARC_JMP_SLOT:
-      break;
-    default:
-      assert (! "unexpected PLT reloc type");
-      break;
-    }
-}
-
-#endif	/* RESOLVE */
-
-/* Nonzero iff TYPE should not be allowed to resolve to one of
-   the main executable's symbols, as for a COPY reloc.  */
-#define elf_machine_lookup_noexec_p(type) ((type) == R_SPARC_COPY)
-
-/* Nonzero iff TYPE describes relocation of a PLT entry, so
-   PLT entries should not be allowed to define the value.  */
-#define elf_machine_lookup_noplt_p(type) ((type) == R_SPARC_JMP_SLOT)
-
-/* A reloc type used for ld.so cmdline arg lookups to reject PLT entries.  */
-#define ELF_MACHINE_RELOC_NOPLT	R_SPARC_JMP_SLOT
-
-/* The SPARC never uses Elf32_Rel relocations.  */
-#define ELF_MACHINE_NO_REL 1
-
-
-/* Set up the loaded object described by L so its unrelocated PLT
-   entries will jump to the on-demand fixup code in dl-runtime.c.  */
-
-static inline int
-elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
-{
-  Elf32_Addr *plt;
-  extern void _dl_runtime_resolve (Elf32_Word);
-
-  if (l->l_info[DT_JMPREL] && lazy)
-    {
-      /* The entries for functions in the PLT have not yet been filled in.
-	 Their initial contents will arrange when called to set the high 22
-	 bits of %g1 with an offset into the .rela.plt section and jump to
-	 the beginning of the PLT.  */
-      plt = (Elf32_Addr *) (l->l_addr + l->l_info[DT_PLTGOT]->d_un.d_ptr);
-
-      /* The beginning of the PLT does:
-
-	 	save %sp, -64, %sp
-	 pltpc:	call _dl_runtime_resolve
-		nop
-		.word MAP
-
-         This saves the register window containing the arguments, and the
-	 PC value (pltpc) implicitly saved in %o7 by the call points near the
-	 location where we store the link_map pointer for this object.  */
-
-      plt[0] = OPCODE_SAVE_SP64; /* save %sp, -64, %sp */
-      /* Construct PC-relative word address.  */
-      plt[1] = OPCODE_CALL | (((Elf32_Addr) &_dl_runtime_resolve -
-			       (Elf32_Addr) &plt[1]) >> 2);
-      plt[2] = OPCODE_NOP;	/* Fill call delay slot.  */
-      plt[3] = (Elf32_Addr *) l;
-    }
-
-  return lazy;
-}
-
-/* This code is used in dl-runtime.c to call the `fixup' function
-   and then redirect to the address it returns.  */
-#define ELF_MACHINE_RUNTIME_TRAMPOLINE asm ("\
-# Trampoline for _dl_runtime_resolver
-	.globl _dl_runtime_resolve
-	.type _dl_runtime_resolve, @function
-_dl_runtime_resolve:
-	t 1
-	#call  %g0
-	# Pass two args to fixup: the PLT address computed from the PC saved
-	# in the PLT's call insn, and the reloc offset passed in %g1.
-	#ld [%o7 + 8], %o1      | Second arg, loaded from PLTPC[2].
-	#call fixup
-	#shrl %g1, 22, %o0      | First arg, set in delay slot of call.
-	# Jump to the real function.
-	#jmpl %o0, %g0
-	# In the delay slot of that jump, restore the register window
-	# saved by the first insn of the PLT.
-	#restore
-	.size _dl_runtime_resolve, . - _dl_runtime_resolve
-");
-
-/* The PLT uses Elf32_Rela relocs.  */
-#define elf_machine_relplt elf_machine_rela
-
-
-/* Mask identifying addresses reserved for the user program,
-   where the dynamic linker should not map anything.  */
-#define ELF_MACHINE_USER_ADDRESS_MASK	???
-
-/* 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.  */
-
-#define RTLD_START __asm__ ( \
-".text\n\
- .globl _start\n\
- .type _start,@function\n\
-_start:\n\
-  /* Pass pointer to argument block to _dl_start.  */\n\
-  add %sp,64,%o0\n\
-  call _dl_start\n\
-   nop\n\
-  \n\
-  mov %o0,%l0\n\
-  \n\
-2:\n\
-   call 1f\n\
-   nop\n\
-1:\n\
-  sethi %hi(_GLOBAL_OFFSET_TABLE_-(2b-.)),%l2\n\
-  sethi %hi(_dl_default_scope),%l3\n\
-  or    %l2,%lo(_GLOBAL_OFFSET_TABLE_-(2b-.)),%l2\n\
-  or    %l3,%lo(_dl_default_scope),%l3\n\
-  add   %o7,%l2,%l1\n\
-  # %l1 has the GOT. %l3 has _dl_default_scope GOT offset\n\
-  ld    [%l1+%l3],%l4\n\
-  # %l4 has pointer to _dl_default_scope.  Now, load _dl_default_scope [2]\n\
-  ld    [%l4+8],%l4\n\
-  # %l4 has _dl_default_scope [2]\n\
-  # call _dl_init_next until it returns 0, pass _dl_default_scope [2]\n\
-3:\n\
-  call  _dl_init_next\n\
-   mov   %l4,%o0\n\
-  cmp   %o0,%g0\n\
-  bz,a  4f\n\
-   nop\n\
-  call  %o0\n\
-  /* Pass pointer to argument block to this init function */\n\
-   add %sp,64,%o0\n\
-  b,a   3b\n\
-4:\n\
-  # Clear the _dl_starting_up variable and pass _dl_fini in %g1 as per ELF ABI.\n\
-  sethi %hi(_dl_starting_up),%l4\n\
-  sethi %hi(_dl_fini),%l3\n\
-  or    %l4,%lo(_dl_starting_up),%l4\n\
-  or    %l3,%lo(_dl_fini),%l3\n\
-  # clear _dl_starting_up\n\
-  ld    [%l1+%l4],%l5\n\
-  st    %g0,[%l5]\n\
-  # load out fini function for atexit in %g1\n\
-  ld    [%l3+%l1],%g1\n\
-  # jump to the user program entry point.\n\
-  jmpl %l0,%g0\n\
-  nop\n\
-");