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2.5-18.1

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This commit is contained in:
Jakub Jelinek
2007-07-12 18:26:36 +00:00
parent 7d58530341
commit 0ecb606cb6
6215 changed files with 494638 additions and 305010 deletions
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299
sysdeps/sh/dl-machine.h
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@ -1,5 +1,5 @@
/* Machine-dependent ELF dynamic relocation inline functions. SH version.
Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004
Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005
Free Software Foundation, Inc.
This file is part of the GNU C Library.
@ -21,8 +21,6 @@
#ifndef dl_machine_h
#define dl_machine_h
/* Only dummy. This doesn't work. */
#define ELF_MACHINE_NAME "SH"
#include <sys/param.h>
@ -106,7 +104,9 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
{
got[2] = (Elf32_Addr) &_dl_runtime_profile;
/* Say that we really want profiling and the timers are started. */
GL(dl_profile_map) = l;
if (GLRO(dl_profile) != NULL
&& _dl_name_match_p (GLRO(dl_profile), l))
GL(dl_profile_map) = l;
}
else
/* This function will get called to fix up the GOT entry indicated by
@ -116,273 +116,8 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
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_FIXUP_ARGS int plt_type
#ifdef SHARED
#define FUN_ADDR "\
mov.l 1f,r2\n\
mova 1f,r0\n\
bra 2f\n\
add r0,r2 ! Get GOT address in r2\n\
0: .align 2\n\
1: .long _GLOBAL_OFFSET_TABLE_\n\
2: mov.l 3f,r0\n\
add r2,r0"
#define GOTJMP(x) #x "@GOTOFF"
#else
#define FUN_ADDR "\
mov.l 3f,r0"
#define GOTJMP(x) #x
#endif
#ifdef HAVE_FPU
#define FGR_SAVE "\
sts.l fpscr, @-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov #8,r3\n\
swap.w r3, r3\n\
lds r3, fpscr\n\
fmov.s fr11, @-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
fmov.s fr10, @-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
fmov.s fr9, @-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
fmov.s fr8, @-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
fmov.s fr7, @-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
fmov.s fr6, @-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
fmov.s fr5, @-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
fmov.s fr4, @-r15\n\
" CFI_ADJUST_CFA_OFFSET (4)
#define FGR_LOAD "\
fmov.s @r15+, fr4\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
fmov.s @r15+, fr5\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
fmov.s @r15+, fr6\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
fmov.s @r15+, fr7\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
fmov.s @r15+, fr8\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
fmov.s @r15+, fr9\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
fmov.s @r15+, fr10\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
fmov.s @r15+, fr11\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
lds.l @r15+, fpscr\n\
" CFI_ADJUST_CFA_OFFSET (-4)
#else
#define FGR_SAVE ""
#define FGR_LOAD ""
#endif
#ifndef PROF
# define ELF_MACHINE_RUNTIME_TRAMPOLINE asm ("\
.text\n\
.globl _dl_runtime_resolve\n\
.type _dl_runtime_resolve, @function\n\
" CFI_STARTPROC "\n\
.align 5\n\
_dl_runtime_resolve:\n\
mov.l r2,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r3,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r4,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r5,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r6,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r7,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r12,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
movt r3 ! Save T flag.\n\
mov.l r3,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
" FGR_SAVE "\n\
sts.l pr,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
tst r0,r0\n\
bt 1f\n\
mov r0,r2\n\
1:\n\
mov r0,r4 ! PLT type\n\
mov r2,r5 ! link map address\n\
" FUN_ADDR "\n\
jsr @r0 ! Call resolver.\n\
mov r1,r6 ! reloc offset\n\
lds.l @r15+,pr ! Get register content back.\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
" FGR_LOAD "\n\
mov.l @r15+,r3\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
shal r3 ! Lode T flag.\n\
mov.l @r15+,r12\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
mov.l @r15+,r7\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
mov.l @r15+,r6\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
mov.l @r15+,r5\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
mov.l @r15+,r4\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
mov.l @r15+,r3\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
jmp @r0 ! Jump to function address.\n\
mov.l @r15+,r2\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
.align 2\n\
3:\n\
.long " GOTJMP (fixup) "\n\
" CFI_ENDPROC "\n\
.size _dl_runtime_resolve, .-_dl_runtime_resolve\n\
\n\
.globl _dl_runtime_profile\n\
.type _dl_runtime_profile, @function\n\
" CFI_STARTPROC "\n\
.align 5\n\
_dl_runtime_profile:\n\
mov.l r2,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r3,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r4,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r5,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r6,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r7,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r12,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
movt r3 ! Save T flag.\n\
mov.l r3,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
" FGR_SAVE "\n\
sts.l pr,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
tst r0,r0\n\
bt 1f\n\
mov r0,r2\n\
1:\n\
mov r0,r4 ! PLT type\n\
mov r2,r5 ! link map address\n\
sts pr,r7 ! return address\n\
" FUN_ADDR "\n\
jsr @r0 ! Call resolver.\n\
mov r1,r6 ! reloc offset\n\
lds.l @r15+,pr ! Get register content back.\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
" FGR_LOAD "\n\
mov.l @r15+,r3\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
shal r3 ! Lode T flag.\n\
mov.l @r15+,r12\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
mov.l @r15+,r7\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
mov.l @r15+,r6\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
mov.l @r15+,r5\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
mov.l @r15+,r4\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
mov.l @r15+,r3\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
jmp @r0 ! Jump to function address.\n\
mov.l @r15+,r2\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
.align 2\n\
3:\n\
.long " GOTJMP (profile_fixup) "\n\
" CFI_ENDPROC "\n\
.size _dl_runtime_profile, .-_dl_runtime_profile\n\
.previous\n\
");
#else
# define ELF_MACHINE_RUNTIME_TRAMPOLINE asm ("\
.text\n\
.globl _dl_runtime_resolve\n\
.globl _dl_runtime_profile\n\
.type _dl_runtime_resolve, @function\n\
.type _dl_runtime_profile, @function\n\
.align 5\n\
_dl_runtime_resolve:\n\
_dl_runtime_profile:\n\
mov.l r2,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r3,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r4,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r5,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r6,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r7,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
mov.l r12,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
movt r3 ! Save T flag.\n\
mov.l r3,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
" FGR_SAVE "\n\
sts.l pr,@-r15\n\
" CFI_ADJUST_CFA_OFFSET (4) "\n\
tst r0,r0\n\
bt 1f\n\
mov r0,r2\n\
1:\n\
mov r0,r4 ! PLT type\n\
mov r2,r5 ! link map address\n\
sts pr,r7 ! return address\n\
" FUN_ADDR "\n\
jsr @r0 ! Call resolver.\n\
mov r1,r6 ! reloc offset\n\
lds.l @r15+,pr ! Get register content back.\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
" FGR_LOAD "\n\
mov.l @r15+,r3\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
shal r3 ! Lode T flag.\n\
mov.l @r15+,r12\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
mov.l @r15+,r7\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
mov.l @r15+,r6\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
mov.l @r15+,r5\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
mov.l @r15+,r4\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
mov.l @r15+,r3\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
jmp @r0 ! Jump to function address.\n\
mov.l @r15+,r2\n\
" CFI_ADJUST_CFA_OFFSET (-4) "\n\
.align 2\n\
3:\n\
.long " GOTJMP (fixup) "\n\
" CFI_ENDPROC "\n\
.size _dl_runtime_resolve, .-_dl_runtime_resolve\n\
.size _dl_runtime_profile, .-_dl_runtime_profile\n\
.previous\n\
");
#endif
/* Mask identifying addresses reserved for the user program,
where the dynamic linker should not map anything. */
#define ELF_MACHINE_USER_ADDRESS_MASK 0x80000000UL
@ -459,6 +194,12 @@ _dl_start_user:\n\
.long _rtld_local@GOT\n\
.L_dl_fini:\n\
.long _dl_fini@GOT\n\
.type __fpscr_values,@object\n\
.global __fpscr_values\n\
__fpscr_values:\n\
.long 0\n\
.long 0x80000\n\
.weak __fpscr_values\n\
.previous\n\
");
@ -510,13 +251,16 @@ elf_machine_plt_value (struct link_map *map, const Elf32_Rela *reloc,
return value + reloc->r_addend;
}
#endif /* !dl_machine_h */
#define ARCH_LA_PLTENTER sh_gnu_pltenter
#define ARCH_LA_PLTEXIT sh_gnu_pltexit
#ifdef RESOLVE
#endif /* !dl_machine_h */
/* SH never uses Elf32_Rel relocations. */
#define ELF_MACHINE_NO_REL 1
#ifdef RESOLVE_MAP
/* Perform the relocation specified by RELOC and SYM (which is fully resolved).
MAP is the object containing the reloc. */
@ -579,18 +323,9 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
else
{
const Elf32_Sym *const refsym = sym;
#if defined USE_TLS && !defined RTLD_BOOTSTRAP
struct link_map *sym_map = RESOLVE_MAP (&sym, version, r_type);
value = sym == NULL ? 0 : sym_map->l_addr + sym->st_value;
#else
value = RESOLVE (&sym, version, r_type);
# ifndef RTLD_BOOTSTRAP
if (sym != NULL)
# endif
value += sym->st_value;
#endif
value = sym_map == NULL ? 0 : sym_map->l_addr + sym->st_value;
value += reloc->r_addend;
switch (r_type)
@ -736,4 +471,4 @@ elf_machine_lazy_rel (struct link_map *map,
_dl_reloc_bad_type (map, ELF32_R_TYPE (reloc->r_info), 1);
}
#endif /* RESOLVE */
#endif /* RESOLVE_MAP */