diff options
author | Carmelo Amoroso <carmelo.amoroso@st.com> | 2011-01-21 15:04:47 +0100 |
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committer | Carmelo Amoroso <carmelo.amoroso@st.com> | 2011-01-21 15:04:47 +0100 |
commit | 2aee0efdec50321ffbe6891c593611461cc7b16e (patch) | |
tree | f6b3c17d1e3fddf14360317f4f18b86b0c83c045 /ldso/ldso/mips | |
parent | 8100a075b7dd7471562decb1860571a335d68b0d (diff) | |
parent | b5dd2e706c1a098b2e8cd8df10500a3dde350efc (diff) |
Merge remote branch 'origin/master' into prelink
* origin/master:
bump version to 0.9.32-rc2-git
release 0.9.32-rc2
nptl: Fix __USER_LABEL_PREFIX__ concatenatio
nptl: fix start_thread() for _STACK_GROWS_UP
ldso: get rid of _dl_lookup_hash
Add protected symbols support for all architectures
Revert "ldso/arm: Correct protected symbol resolution"
Revert "ldso_sh: add support for protected symbols to SH"
Revert "ldso/i386: support protected symbols"
cris: Fix build issues
syslog: fix 'everyone logs with user facility'
__psfs_parse_spec: always use long int for %p
buildsys: headers target should not depend on sysnum.h
buildsys: fix make release target
nptl: get rid of the last preprocessor warning when __ASSUME_TGKILL is not defined
remove uClibc_ctype.h if !LOCALE
Revert "Makefile.in: Add header to 'all' target"
nptl: get rid of preprocessor warning when __ASSUME_TGKILL is not defined
Conflicts:
ldso/include/dl-hash.h
ldso/ldso/arm/elfinterp.c
ldso/ldso/avr32/elfinterp.c
ldso/ldso/bfin/elfinterp.c
ldso/ldso/cris/elfinterp.c
ldso/ldso/dl-hash.c
ldso/ldso/i386/elfinterp.c
ldso/ldso/m68k/elfinterp.c
ldso/ldso/mips/elfinterp.c
ldso/ldso/powerpc/elfinterp.c
ldso/ldso/sh/elfinterp.c
ldso/ldso/sh64/elfinterp.c
ldso/ldso/sparc/elfinterp.c
ldso/ldso/x86_64/elfinterp.c
ldso/ldso/xtensa/elfinterp.c
ldso/libdl/libdl.c
Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>
Diffstat (limited to 'ldso/ldso/mips')
-rw-r--r-- | ldso/ldso/mips/elfinterp.c | 41 |
1 files changed, 22 insertions, 19 deletions
diff --git a/ldso/ldso/mips/elfinterp.c b/ldso/ldso/mips/elfinterp.c index 2a433e282..3ca403609 100644 --- a/ldso/ldso/mips/elfinterp.c +++ b/ldso/ldso/mips/elfinterp.c @@ -56,7 +56,7 @@ unsigned long __dl_runtime_resolve(unsigned long sym_index, symname = strtab + sym->st_name; new_addr = (unsigned long) _dl_find_hash(symname, - &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL); + &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL); if (unlikely(!new_addr)) { _dl_dprintf (2, "%s: can't resolve symbol '%s'\n", _dl_progname, symname); @@ -111,7 +111,7 @@ __dl_runtime_pltresolve(struct elf_resolve *tpnt, int reloc_entry) got_addr = (char **)instr_addr; /* Get the address of the GOT entry. */ - new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL); + new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL); if (unlikely(!new_addr)) { _dl_dprintf(2, "%s: can't resolve symbol '%s' in lib '%s'.\n", _dl_progname, symname, tpnt->libname); _dl_exit(1); @@ -161,8 +161,7 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt, unsigned long old_val=0; #endif - struct sym_val current_value = { NULL, NULL }; - + struct symbol_ref sym_ref = { NULL, NULL }; /* Now parse the relocation information */ rel_size = rel_size / sizeof(ElfW(Rel)); rpnt = (ELF_RELOC *) rel_addr; @@ -171,6 +170,7 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt, strtab = (char *) tpnt->dynamic_info[DT_STRTAB]; got = (unsigned long *) tpnt->dynamic_info[DT_PLTGOT]; + for (i = 0; i < rel_size; i++, rpnt++) { reloc_addr = (unsigned long *) (tpnt->loadaddr + (unsigned long) rpnt->r_offset); @@ -189,13 +189,13 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt, if (reloc_type == R_MIPS_JUMP_SLOT || reloc_type == R_MIPS_COPY) { symbol_addr = (unsigned long)_dl_find_hash(symname, scope, - tpnt, ¤t_value, - elf_machine_type_class(reloc_type), NULL); + tpnt, + elf_machine_type_class(reloc_type), &sym_ref); if (unlikely(!symbol_addr && ELF32_ST_BIND(symtab[symtab_index].st_info) != STB_WEAK)) return 1; if (_dl_trace_prelink) _dl_debug_lookup (symname, tpnt, &symtab[symtab_index], - ¤t_value, elf_machine_type_class(reloc_type)); + &sym_ref, elf_machine_type_class(reloc_type)); } if (!symtab_index) { /* Relocs against STN_UNDEF are usually treated as using a @@ -217,23 +217,26 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt, case R_MIPS_TLS_TPREL32: # endif { - struct elf_resolve *tpnt_tls = NULL; + struct elf_resolve *tls_tpnt = NULL; + sym_ref.sym = &symtab[symtab_index]; + sym_ref.tpnt = NULL; if (ELF32_ST_BIND(symtab[symtab_index].st_info) != STB_LOCAL) { symbol_addr = (unsigned long) _dl_find_hash(symname, scope, - tpnt, ¤t_value, elf_machine_type_class(reloc_type), &tpnt_tls); + tpnt, elf_machine_type_class(reloc_type), &sym_ref); + tls_tpnt = sym_ref.tpnt; } - /* In case of a TLS reloc, tpnt_tls NULL means we have an 'anonymous' + /* In case of a TLS reloc, tls_tpnt NULL means we have an 'anonymous' symbol. This is the case for a static tls variable, so the lookup module is just that one is referencing the tls variable. */ - if (!tpnt_tls) - tpnt_tls = tpnt; + if (!tls_tpnt) + tls_tpnt = tpnt; switch (reloc_type) { case R_MIPS_TLS_DTPMOD64: case R_MIPS_TLS_DTPMOD32: - if (tpnt_tls) - *(ElfW(Word) *)reloc_addr = tpnt_tls->l_tls_modid; + if (tls_tpnt) + *(ElfW(Word) *)reloc_addr = tls_tpnt->l_tls_modid; #ifdef __SUPPORT_LD_DEBUG__ _dl_dprintf(2, "TLS_DTPMOD : %s, %d, %d\n", symname, old_val, *((unsigned int *)reloc_addr)); @@ -252,9 +255,9 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt, case R_MIPS_TLS_TPREL32: case R_MIPS_TLS_TPREL64: - CHECK_STATIC_TLS((struct link_map *)tpnt_tls); + CHECK_STATIC_TLS((struct link_map *)tls_tpnt); *(ElfW(Word) *)reloc_addr += - TLS_TPREL_VALUE (tpnt_tls, symbol_addr); + TLS_TPREL_VALUE (tls_tpnt, symbol_addr); #ifdef __SUPPORT_LD_DEBUG__ _dl_dprintf(2, "TLS_TPREL : %s, %x, %x\n", symname, old_val, *((unsigned int *)reloc_addr)); @@ -362,12 +365,12 @@ void _dl_perform_mips_global_got_relocations(struct elf_resolve *tpnt, int lazy) } else { *got_entry = (unsigned long) _dl_find_hash(strtab + - sym->st_name, &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL); + sym->st_name, &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL); } } else if (sym->st_shndx == SHN_COMMON) { *got_entry = (unsigned long) _dl_find_hash(strtab + - sym->st_name, &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL); + sym->st_name, &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL); } else if (ELF_ST_TYPE(sym->st_info) == STT_FUNC && *got_entry != sym->st_value && tmp_lazy) { @@ -379,7 +382,7 @@ void _dl_perform_mips_global_got_relocations(struct elf_resolve *tpnt, int lazy) } else { *got_entry = (unsigned long) _dl_find_hash(strtab + - sym->st_name, &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL); + sym->st_name, &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL); } got_entry++; |