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authorUlrich Drepper <drepper@redhat.com>2002-09-05 10:28:51 +0000
committerUlrich Drepper <drepper@redhat.com>2002-09-05 10:28:51 +0000
commit92b27c7470ca2844e4e1265746cb56ad1f664df3 (patch)
tree989027a0a57d82034206d3e2bbb7a4151dd2e24f /sysdeps/powerpc/powerpc32/dl-machine.h
parent75e4a282218ce382d0fb3ff1ffef2108dd84fcce (diff)
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Update.
2002-07-29  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/__longjmp.S: Moved to...
	* sysdeps/powerpc/powerpc32/__longjmp.S: ...here.
	* sysdeps/powerpc/add_n.S: Moved to...
	* sysdeps/powerpc/powerpc32/add_n.S: ...here.
	* sysdeps/powerpc/addmul_1.S: Moved to...
	* sysdeps/powerpc/powerpc32/addmul_1.S: ...here.
	* sysdeps/powerpc/atomicity.h: Moved to...
	* sysdeps/powerpc/powerpc32/atomicity.h: ...here.
	* sysdeps/powerpc/backtrace.c: Moved to...
	* sysdeps/powerpc/powerpc32/backtrace.c: ...here.
	* sysdeps/powerpc/bp-asm.h: Moved to...
	* sysdeps/powerpc/powerpc32/bp-asm.h: ...here.
	* sysdeps/powerpc/bsd-_setjmp.S: Moved to...
	* sysdeps/powerpc/powerpc32/bsd-_setjmp.S: ...here.
	* sysdeps/powerpc/bsd-setjmp.S: Moved to...
	* sysdeps/powerpc/powerpc32/bsd-setjmp.S: ...here.
	* sysdeps/powerpc/dl-machine.c: Moved to...
	* sysdeps/powerpc/powerpc32/dl-machine.c: ...here.
	* sysdeps/powerpc/dl-machine.h: Moved to...
	* sysdeps/powerpc/powerpc32/dl-machine.h: ...here.
	* sysdeps/powerpc/dl-start.S: Moved to...
	* sysdeps/powerpc/powerpc32/dl-start.S: ...here.
	* sysdeps/powerpc/gprrest0.S: Moved to...
	* sysdeps/powerpc/powerpc32/gprrest0.S: ...here.
	* sysdeps/powerpc/gprrest1.S: Moved to...
	* sysdeps/powerpc/powerpc32/gprrest1.S: ...here.
	* sysdeps/powerpc/gprsave0.S: Moved to...
	* sysdeps/powerpc/powerpc32/gprsave0.S: ...here.
	* sysdeps/powerpc/gprsave1.S: Moved to...
	* sysdeps/powerpc/powerpc32/gprsave1.S: ...here.
	* sysdeps/powerpc/lshift.S: Moved to...
	* sysdeps/powerpc/powerpc32/lshift.S: ...here.
	* sysdeps/powerpc/memset.S: Moved to...
	* sysdeps/powerpc/powerpc32/memset.S: ...here.
	* sysdeps/powerpc/mul_1.S: Moved to...
	* sysdeps/powerpc/powerpc32/mul_1.S: ...here.
	* sysdeps/powerpc/ppc-mcount.S: Moved to...
	* sysdeps/powerpc/powerpc32/ppc-mcount.S: ...here.
	* sysdeps/powerpc/register-dump.h: Moved to...
	* sysdeps/powerpc/powerpc32/register-dump.h: ...here.
	* sysdeps/powerpc/rshift.S: Moved to...
	* sysdeps/powerpc/powerpc32/rshift.S: ...here.
	* sysdeps/powerpc/setjmp.S: Moved to...
	* sysdeps/powerpc/powerpc32/setjmp.S: ...here.
	* sysdeps/powerpc/stpcpy.S: Moved to...
	* sysdeps/powerpc/powerpc32/stpcpy.S: ...here.
	* sysdeps/powerpc/strchr.S: Moved to...
	* sysdeps/powerpc/powerpc32/strchr.S: ...here.
	* sysdeps/powerpc/strcmp.S: Moved to...
	* sysdeps/powerpc/powerpc32/strcmp.S: ...here.
	* sysdeps/powerpc/strcpy.S: Moved to...
	* sysdeps/powerpc/powerpc32/strcpy.S: ...here.
	* sysdeps/powerpc/strlen.S: Moved to...
	* sysdeps/powerpc/powerpc32/strlen.S: ...here.
	* sysdeps/powerpc/sub_n.S: Moved to...
	* sysdeps/powerpc/powerpc32/sub_n.S: ...here.
	* sysdeps/powerpc/submul_1.S: Moved to...
	* sysdeps/powerpc/powerpc32/submul_1.S: ...here.
	* sysdeps/powerpc/elf/bzero.S: Moved to...
	* sysdeps/powerpc/powerpc32/elf/bzero.S: ...here.
	* sysdeps/powerpc/elf/start.S: Moved to...
	* sysdeps/powerpc/powerpc32/elf/start.S: ...here.
	* sysdeps/powerpc/fpu/__longjmp.S: Moved to...
	* sysdeps/powerpc/powerpc32/fpu/__longjmp.S: ...here.
	* sysdeps/powerpc/fpu/fprrest.S: Moved to...
	* sysdeps/powerpc/powerpc32/fpu/fprrest.S: ...here.
	* sysdeps/powerpc/fpu/fprsave.S: Moved to...
	* sysdeps/powerpc/powerpc32/fpu/fprsave.S: ...here.
	* sysdeps/powerpc/fpu/setjmp.S: Moved to...
	* sysdeps/powerpc/powerpc32/fpu/setjmp.S: ...here.
	* sysdeps/powerpc/fpu/s_copysign.S: Moved to...
	* sysdeps/powerpc/powerpc32/fpu/s_copysign.S: ...here.
	* sysdeps/powerpc/fpu/s_copysignf.S: Moved to...
	* sysdeps/powerpc/powerpc32/fpu/s_copysignf.S: ...here.
	* sysdeps/unix/sysv/linux/powerpc/brk.S: Moved to...
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/brk.S: ...here.
	* sysdeps/unix/sysv/linux/powerpc/clone.S: Moved to...
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/clone.S: ...here.
	* sysdeps/unix/sysv/linux/powerpc/glob64.c: Moved to...
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/glob64.c: ...here.
	* sysdeps/unix/sysv/linux/powerpc/kernel_stat.h: Moved to...
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/kernel_stat.h: ...here.
	* sysdeps/unix/sysv/linux/powerpc/socket.S: Moved to...
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/socket.S: ...here.
	* sysdeps/unix/sysv/linux/powerpc/sysdep.h: Moved to...
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h: ...here.
	* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Moved to...
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/syscalls.list: ...here.
	Support PowerPC64.  Separate powerpc into powerpc/powerpc32 and
	powerpc/powerpc64.

2002-07-29  Steven Munroe  <sjmunroe@us.ibm.com>

	* FAQ.in: Add powerpc64 to supported targets list. Also state the
	minimum gcc version is 3.2
	* README: Add powerpc64 to supported targets list.
	* configure.in: Change machine=powerpc to machine=powerpc/powerpc32.
	Add powerpc64 and machine=powerpc/powerpc64.
	(HAVE_ASM_GLOBAL_DOT_NAME): Define if linux*powerpc/powerpc64*.
	* shlib-versions: Set DEFAULT version to 2.2.5 for powerpc64.
	* sysdeps/powerpc/Dist: Remove dl-machine.c, dl-start.S, ppc-mcount.S,
	gprsave1.S, gprsave0.S, gprrest1.S, and gprrest0.S.
	* sysdeps/powerpc/powerpc32/Dist: New file.
	* sysdeps/powerpc/Implies: Remove wordsize-32 and powerpc/soft-fp.
	* sysdeps/powerpc/powerpc32/Implies: New file.
	* sysdeps/powerpc/Makefile(cflags): Remove powerpc32 specific cflags.
	($(with-fp) = no): Move test to powerpc32/Makefile.
	($(subdir) = misc): Move to powerpc32/Makefile.
	($(build-shared) = yes): Move to powerpc32/Makefile.
	($(subdir) = csu): Move to powerpc32/Makefile.
	(sysdep-rtld-routines): Remove dl-start.  Moved these bits to ...
	* sysdeps/powerpc/powerpc32/Makefile: New file.
	* sysdeps/powerpc/Versions: Remove libgcc functions.
	* sysdeps/powerpc/powerpc32/Versions: New file.
	* sysdeps/powerpc/fpu/Makefile: Remove fprsave and fprrest.
	* sysdeps/powerpc/powerpc32/fpu/Makefile: New file.
	* sysdeps/unix/sysv/linux/configure.in (powerpc*):
	Set arch_minimum_kernel=2.4.19 for powerpc/powerpc64. Also set
	libc_cv_gcc_unwind_find_fde=yes only if !powerpc/powerpc64.
	($machine): Add powerpc/powerpc64 to if ... | for
	libc_cv_slibdir=/libc64.
	(powerpc*): Set ldd_rewrite_script.
	* sysdeps/unix/sysv/linux/powerpc/ldd-rewrite.sed: New file.
	* sysdeps/unix/sysv/linux/powerpc/Dist: Remove clone.S.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/Dist: New file.
	Add clone.S.
	* sysdeps/unix/sysv/linux/powerpc/Makefile: Remove oldgetrlimit64.
	* sysdeps/unix/sysv/linux/powerpc/Versions: Remove GLIBC_2.0
	functions.  Remove GLIBC_2.2 functions except getrlimit and
	setrlimit.  Moved them to ...
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/Versions: New file.

2002-09-04  Ulrich Drepper  <drepper@redhat.com>

	* libio/tst-atime.c: Include <errno.h>.
	(do_test): Only perform fstatvfs check if ST_NOATIME is defined.

2002-09-03  Isamu Hasegawa  <isamu@yamato.ibm.com>

	* posix/regcomp.c (regcomp): Append "__restrict" modifier to avoid
	warnings of some compilers.
	(build_collating_symbol): Change the type of characters from
	"unsigned char"	to "char", and append a cast to "char*" pointer in
	array subscript.
	(build_collating_symbol): Likewise.
	(build_equiv_class): Likewise.
	(build_charclass): Likewise.
	(re_compile_pattern): Remove incorrect cast.
	(re_compile_fastmap_iter): Change the type of characters from
	"unsigned char"	to "char", and append a cast to "char*" pointer
	in array subscript.
	(parse_bracket_exp): Likewise.
	* posix/regex_internal.c (re_string_construct_common): Likewise.
	(re_string_allocate): Likewise.
	(re_string_construct): Likewise.
	(re_string_realloc_buffers): Likewise.
	(build_wcs_buffer): Likewise.
	(re_string_reconstruct): Likewise.
	* posix/regex_internal.h: Change the type of characters in
	re_string_t and bracket_elem_t from "unsigned char" to "char".
	* posix/regexec.c (regexec): Append "__restrict" modifier to avoid
	warnings of some compilers.
	(transit_state_bkref_loop): Change the type of characters from
	"unsigned char"	to "char", and append a cast to "char*" pointer in
	array subscript.
	(check_node_accept_bytes): Likewise.
	(find_collation_sequence_value): Likewise.
Diffstat (limited to 'sysdeps/powerpc/powerpc32/dl-machine.h')
-rw-r--r--sysdeps/powerpc/powerpc32/dl-machine.h418
1 files changed, 418 insertions, 0 deletions
diff --git a/sysdeps/powerpc/powerpc32/dl-machine.h b/sysdeps/powerpc/powerpc32/dl-machine.h
new file mode 100644
index 0000000000..34858e5a4b
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/dl-machine.h
@@ -0,0 +1,418 @@
+/* Machine-dependent ELF dynamic relocation inline functions.  PowerPC version.
+   Copyright (C) 1995-2000,01,02 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.  */
+
+#ifndef dl_machine_h
+#define dl_machine_h
+
+#define ELF_MACHINE_NAME "powerpc"
+
+#include <assert.h>
+
+/* Return nonzero iff ELF header is compatible with the running host.  */
+static inline int
+elf_machine_matches_host (const Elf32_Ehdr *ehdr)
+{
+  return ehdr->e_machine == EM_PPC;
+}
+
+
+/* Return the link-time address of _DYNAMIC, stored as
+   the first value in the GOT. */
+static inline Elf32_Addr
+elf_machine_dynamic (void)
+{
+  Elf32_Addr *got;
+  asm (" bl _GLOBAL_OFFSET_TABLE_-4@local"
+       : "=l"(got));
+  return *got;
+}
+
+/* Return the run-time load address of the shared object.  */
+static inline Elf32_Addr
+elf_machine_load_address (void)
+{
+  unsigned int *got;
+  unsigned int *branchaddr;
+
+  /* This is much harder than you'd expect.  Possibly I'm missing something.
+     The 'obvious' way:
+
+       Apparently, "bcl 20,31,$+4" is what should be used to load LR
+       with the address of the next instruction.
+       I think this is so that machines that do bl/blr pairing don't
+       get confused.
+
+     asm ("bcl 20,31,0f ;"
+	  "0: mflr 0 ;"
+	  "lis %0,0b@ha;"
+	  "addi %0,%0,0b@l;"
+	  "subf %0,%0,0"
+	  : "=b" (addr) : : "r0", "lr");
+
+     doesn't work, because the linker doesn't have to (and in fact doesn't)
+     update the @ha and @l references; the loader (which runs after this
+     code) will do that.
+
+     Instead, we use the following trick:
+
+     The linker puts the _link-time_ address of _DYNAMIC at the first
+     word in the GOT. We could branch to that address, if we wanted,
+     by using an @local reloc; the linker works this out, so it's safe
+     to use now. We can't, of course, actually branch there, because
+     we'd cause an illegal instruction exception; so we need to compute
+     the address ourselves. That gives us the following code: */
+
+  /* Get address of the 'b _DYNAMIC@local'...  */
+  asm ("bl 0f ;"
+       "b _DYNAMIC@local;"
+       "0:"
+       : "=l"(branchaddr));
+
+  /* ... and the address of the GOT.  */
+  asm (" bl _GLOBAL_OFFSET_TABLE_-4@local"
+       : "=l"(got));
+
+  /* So now work out the difference between where the branch actually points,
+     and the offset of that location in memory from the start of the file.  */
+  return ((Elf32_Addr)branchaddr - *got
+	  + ((int)(*branchaddr << 6 & 0xffffff00) >> 6));
+}
+
+#define ELF_MACHINE_BEFORE_RTLD_RELOC(dynamic_info) /* nothing */
+
+/* The PLT uses Elf32_Rela relocs.  */
+#define elf_machine_relplt elf_machine_rela
+
+/* This code is used in dl-runtime.c to call the `fixup' function
+   and then redirect to the address it returns.  It is called
+   from code built in the PLT by elf_machine_runtime_setup.  */
+#if !defined PROF
+#define ELF_MACHINE_RUNTIME_TRAMPOLINE asm ("\n\
+	.section \".text\"	\n\
+	.align 2	\n\
+	.globl _dl_runtime_resolve	\n\
+	.type _dl_runtime_resolve,@function	\n\
+_dl_runtime_resolve:	\n\
+ # We need to save the registers used to pass parameters, and register 0,\n\
+ # which is used by _mcount; the registers are saved in a stack frame.\n\
+	stwu 1,-64(1)	\n\
+	stw 0,12(1)	\n\
+	stw 3,16(1)	\n\
+	stw 4,20(1)	\n\
+ # The code that calls this has put parameters for `fixup' in r12 and r11.\n\
+	mr 3,12	\n\
+	stw 5,24(1)	\n\
+	mr 4,11	\n\
+	stw 6,28(1)	\n\
+	mflr 0	\n\
+ # We also need to save some of the condition register fields.\n\
+	stw 7,32(1)	\n\
+	stw 0,48(1)	\n\
+	stw 8,36(1)	\n\
+	mfcr 0	\n\
+	stw 9,40(1)	\n\
+	stw 10,44(1)	\n\
+	stw 0,8(1)	\n\
+	bl fixup@local	\n\
+ # 'fixup' returns the address we want to branch to.\n\
+	mtctr 3	\n\
+ # Put the registers back...\n\
+	lwz 0,48(1)	\n\
+	lwz 10,44(1)	\n\
+	lwz 9,40(1)	\n\
+	mtlr 0	\n\
+	lwz 8,36(1)	\n\
+	lwz 0,8(1)	\n\
+	lwz 7,32(1)	\n\
+	lwz 6,28(1)	\n\
+	mtcrf 0xFF,0	\n\
+	lwz 5,24(1)	\n\
+	lwz 4,20(1)	\n\
+	lwz 3,16(1)	\n\
+	lwz 0,12(1)	\n\
+ # ...unwind the stack frame, and jump to the PLT entry we updated.\n\
+	addi 1,1,64	\n\
+	bctr	\n\
+	.size	 _dl_runtime_resolve,.-_dl_runtime_resolve	\n\
+	\n\
+	.align 2	\n\
+	.globl _dl_prof_resolve	\n\
+	.type _dl_prof_resolve,@function	\n\
+_dl_prof_resolve:	\n\
+ # We need to save the registers used to pass parameters, and register 0,\n\
+ # which is used by _mcount; the registers are saved in a stack frame.\n\
+	stwu 1,-64(1)	\n\
+        stw 0,12(1)	\n\
+	stw 3,16(1)	\n\
+	stw 4,20(1)	\n\
+ # The code that calls this has put parameters for `fixup' in r12 and r11.\n\
+	mr 3,12	\n\
+	stw 5,24(1)	\n\
+	mr 4,11	\n\
+	stw 6,28(1)	\n\
+	mflr 5	\n\
+ # We also need to save some of the condition register fields.\n\
+	stw 7,32(1)	\n\
+	stw 5,48(1)	\n\
+	stw 8,36(1)	\n\
+	mfcr 0	\n\
+	stw 9,40(1)	\n\
+	stw 10,44(1)	\n\
+	stw 0,8(1)	\n\
+	bl profile_fixup@local	\n\
+ # 'fixup' returns the address we want to branch to.\n\
+	mtctr 3	\n\
+ # Put the registers back...\n\
+	lwz 0,48(1)	\n\
+	lwz 10,44(1)	\n\
+	lwz 9,40(1)	\n\
+	mtlr 0	\n\
+	lwz 8,36(1)	\n\
+	lwz 0,8(1)	\n\
+	lwz 7,32(1)	\n\
+	lwz 6,28(1)	\n\
+	mtcrf 0xFF,0	\n\
+	lwz 5,24(1)	\n\
+	lwz 4,20(1)	\n\
+	lwz 3,16(1)	\n\
+        lwz 0,12(1)	\n\
+ # ...unwind the stack frame, and jump to the PLT entry we updated.\n\
+	addi 1,1,64	\n\
+	bctr	\n\
+	.size	 _dl_prof_resolve,.-_dl_prof_resolve	\n\
+ # Undo '.section text'.\n\
+	.previous	\n\
+");
+#else
+# define ELF_MACHINE_RUNTIME_TRAMPOLINE asm ("\n\
+	.section \".text\"	\n\
+	.align 2	\n\
+	.globl _dl_runtime_resolve	\n\
+	.globl _dl_prof_resolve	\n\
+	.type _dl_runtime_resolve,@function	\n\
+	.type _dl_prof_resolve,@function	\n\
+_dl_runtime_resolve:	\n\
+_dl_prof_resolve:	\n\
+ # We need to save the registers used to pass parameters, and register 0,\n\
+ # which is used by _mcount; the registers are saved in a stack frame.\n\
+	stwu 1,-64(1)	\n\
+	stw 0,12(1)	\n\
+	stw 3,16(1)	\n\
+	stw 4,20(1)	\n\
+ # The code that calls this has put parameters for `fixup' in r12 and r11.\n\
+	mr 3,12	\n\
+	stw 5,24(1)	\n\
+	mr 4,11	\n\
+	stw 6,28(1)	\n\
+	mflr 0	\n\
+ # We also need to save some of the condition register fields.\n\
+	stw 7,32(1)	\n\
+	stw 0,48(1)	\n\
+	stw 8,36(1)	\n\
+	mfcr 0	\n\
+	stw 9,40(1)	\n\
+	stw 10,44(1)	\n\
+	stw 0,8(1)	\n\
+	bl fixup@local	\n\
+ # 'fixup' returns the address we want to branch to.\n\
+	mtctr 3	\n\
+ # Put the registers back...\n\
+	lwz 0,48(1)	\n\
+	lwz 10,44(1)	\n\
+	lwz 9,40(1)	\n\
+	mtlr 0	\n\
+	lwz 8,36(1)	\n\
+	lwz 0,8(1)	\n\
+	lwz 7,32(1)	\n\
+	lwz 6,28(1)	\n\
+	mtcrf 0xFF,0	\n\
+	lwz 5,24(1)	\n\
+	lwz 4,20(1)	\n\
+	lwz 3,16(1)	\n\
+	lwz 0,12(1)	\n\
+ # ...unwind the stack frame, and jump to the PLT entry we updated.\n\
+	addi 1,1,64	\n\
+	bctr	\n\
+	.size	 _dl_runtime_resolve,.-_dl_runtime_resolve	\n\
+");
+#endif
+
+/* Mask identifying addresses reserved for the user program,
+   where the dynamic linker should not map anything.  */
+#define ELF_MACHINE_USER_ADDRESS_MASK	0xf0000000UL
+
+/* The actual _start code is in dl-start.S.  Use a really
+   ugly bit of assembler to let dl-start.o see _dl_start.  */
+#define RTLD_START asm (".globl _dl_start");
+
+/* Decide where a relocatable object should be loaded.  */
+extern ElfW(Addr)
+__elf_preferred_address(struct link_map *loader, size_t maplength,
+			ElfW(Addr) mapstartpref);
+#define ELF_PREFERRED_ADDRESS(loader, maplength, mapstartpref) \
+  __elf_preferred_address (loader, maplength, mapstartpref)
+
+/* ELF_RTYPE_CLASS_PLT iff TYPE describes relocation of a PLT entry, so
+   PLT entries should not be allowed to define the value.
+   ELF_RTYPE_CLASS_NOCOPY iff TYPE should not be allowed to resolve to one
+   of the main executable's symbols, as for a COPY reloc.  */
+/* We never want to use a PLT entry as the destination of a
+   reloc, when what is being relocated is a branch. This is
+   partly for efficiency, but mostly so we avoid loops.  */
+#define elf_machine_type_class(type) \
+  ((((type) == R_PPC_JMP_SLOT				\
+    || (type) == R_PPC_REL24				\
+    || (type) == R_PPC_ADDR24) * ELF_RTYPE_CLASS_PLT)	\
+   | (((type) == R_PPC_COPY) * ELF_RTYPE_CLASS_COPY))
+
+/* A reloc type used for ld.so cmdline arg lookups to reject PLT entries.  */
+#define ELF_MACHINE_JMP_SLOT	R_PPC_JMP_SLOT
+
+/* The PowerPC never uses 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.
+   Also install a small trampoline to be used by entries that have
+   been relocated to an address too far away for a single branch.  */
+extern int __elf_machine_runtime_setup (struct link_map *map,
+					int lazy, int profile);
+#define elf_machine_runtime_setup __elf_machine_runtime_setup
+
+static inline void
+elf_machine_lazy_rel (struct link_map *map,
+		      Elf32_Addr l_addr, const Elf32_Rela *reloc)
+{
+  /* elf_machine_runtime_setup handles this. */
+}
+
+/* Change the PLT entry whose reloc is 'reloc' to call the actual routine.  */
+extern Elf32_Addr __elf_machine_fixup_plt (struct link_map *map,
+					   const Elf32_Rela *reloc,
+					   Elf32_Addr *reloc_addr,
+					   Elf32_Addr finaladdr);
+
+static inline Elf32_Addr
+elf_machine_fixup_plt (struct link_map *map, lookup_t t,
+		       const Elf32_Rela *reloc,
+		       Elf32_Addr *reloc_addr, Elf64_Addr finaladdr)
+{
+  return __elf_machine_fixup_plt (map, reloc, reloc_addr, finaladdr);
+}
+
+/* Return the final value of a plt relocation.  */
+static inline Elf32_Addr
+elf_machine_plt_value (struct link_map *map, const Elf32_Rela *reloc,
+		       Elf32_Addr value)
+{
+  return value + reloc->r_addend;
+}
+
+#endif /* dl_machine_h */
+
+#ifdef RESOLVE
+
+/* Do the actual processing of a reloc, once its target address
+   has been determined.  */
+extern void __process_machine_rela (struct link_map *map,
+				    const Elf32_Rela *reloc,
+				    const Elf32_Sym *sym,
+				    const Elf32_Sym *refsym,
+				    Elf32_Addr *const reloc_addr,
+				    Elf32_Addr finaladdr,
+				    int rinfo);
+
+/* Perform the relocation specified by RELOC and SYM (which is fully resolved).
+   LOADADDR is the load address of the object; INFO is an array indexed
+   by DT_* of the .dynamic section info.  */
+
+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)
+{
+  const Elf32_Sym *const refsym = sym;
+  Elf32_Word finaladdr;
+  const int rinfo = ELF32_R_TYPE (reloc->r_info);
+
+#ifndef RESOLVE_CONFLICT_FIND_MAP
+  if (__builtin_expect (rinfo == R_PPC_NONE, 0))
+    return;
+
+  /* The condition on the next two lines is a hack around a bug in Solaris
+     tools on Sparc.  It's not clear whether it should really be here at all,
+     but if not the binutils need to be changed.  */
+  if (rinfo == R_PPC_RELATIVE
+      || (sym->st_shndx != SHN_UNDEF
+	  && ELF32_ST_BIND (sym->st_info) == STB_LOCAL))
+    {
+      /* Has already been relocated.  */
+      Elf32_Word loadbase = map->l_addr;
+      finaladdr = loadbase + reloc->r_addend;
+    }
+  else
+    {
+      Elf32_Word loadbase
+	= (Elf32_Word) (char *) (RESOLVE (&sym, version,
+					  ELF32_R_TYPE(reloc->r_info)));
+      if (sym == NULL)
+	{
+	  /* Weak symbol that wasn't actually defined anywhere.  */
+	  assert (loadbase == 0);
+	  finaladdr = reloc->r_addend;
+	}
+      else
+	finaladdr = (loadbase + (Elf32_Word) (char *) sym->st_value
+		     + reloc->r_addend);
+    }
+#else
+  finaladdr = reloc->r_addend;
+  if (rinfo == R_PPC_JMP_SLOT)
+    RESOLVE_CONFLICT_FIND_MAP (map, reloc_addr);
+#endif
+
+  /* A small amount of code is duplicated here for speed.  In libc,
+     more than 90% of the relocs are R_PPC_RELATIVE; in the X11 shared
+     libraries, 60% are R_PPC_RELATIVE, 24% are R_PPC_GLOB_DAT or
+     R_PPC_ADDR32, and 16% are R_PPC_JMP_SLOT (which this routine
+     wouldn't usually handle).  As an bonus, doing this here allows
+     the switch statement in __process_machine_rela to work.  */
+  if (rinfo == R_PPC_RELATIVE
+      || rinfo == R_PPC_GLOB_DAT
+      || rinfo == R_PPC_ADDR32)
+    {
+      *reloc_addr = finaladdr;
+    }
+  else
+    __process_machine_rela (map, reloc, sym, refsym,
+			    reloc_addr, finaladdr, rinfo);
+}
+
+static inline void
+elf_machine_rela_relative (Elf32_Addr l_addr, const Elf32_Rela *reloc,
+			   Elf32_Addr *const reloc_addr)
+{
+  *reloc_addr = l_addr + reloc->r_addend;
+}
+
+/* The SVR4 ABI specifies that the JMPREL relocs must be inside the
+   DT_RELA table.  */
+#define ELF_MACHINE_PLTREL_OVERLAP 1
+
+#endif /* RESOLVE */