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+2009-08-06 Joseph Myers <joseph@codesourcery.com>
+
+ * src/dwarf2.c (dwarf2_write_le64, dwarf2_write_be64): Shift by 56
+ not 58 for MSB.
+
+2009-07-09 Jakub Jelinek <jakub@redhat.com>
+
+ * src/conflict.c (prelink_build_conflicts): Don't call
+ prelink_conflict_rel{,a} on .gnu.conflict section in executables.
+
+2009-06-15 Jakub Jelinek <jakub@redhat.com>
+
+ * src/prelink.h (R_386_IRELATIVE, R_X86_64_IRELATIVE): Define
+ if not defined.
+ (struct PLArch): Add dest_addr argument to apply_conflict_rela
+ hook.
+ (struct prelink_conflict): Change used type from int to unsigned
+ char, add ifunc field.
+ (get_relocated_mem): Add dest_addr argument.
+ * src/get.c (prelink_record_relocations): Handle lookups resolving
+ to STT_GNU_IFUNC symbols.
+ * src/conflict.c (get_relocated_mem): Add dest_addr argument, pass
+ it through to the apply_conflict_rela hook. Fail if
+ apply_conflict_rela hook failed.
+ (prelink_build_conflicts): Build conflicts even in the executable,
+ and for libraries even if no conflicts were reported by the dynamic
+ linker. In the executable ignore any unused conflicts except for
+ ifunc conflicts. Adjust get_relocated_mem callers.
+ * src/cxx.c (remove_redundant_cxx_conflicts): Adjust
+ get_relocated_mem callers.
+ * arch-alpha.c (alpha_apply_conflict_rela): Add dest_addr argument.
+ (alpha_prelink_conflict_rela): Return early if info->dso == dso.
+ * arch-arm.c (arm_apply_conflict_rela): Add dest_addr argument.
+ (arm_prelink_conflict_rel, arm_prelink_conflict_rela): Return early
+ if info->dso == dso.
+ * arch-cris.c (cris_apply_conflict_rela): Add dest_addr argument.
+ (cris_prelink_conflict_rela): Return early if info->dso == dso.
+ * arch-ia64.c (ia64_apply_conflict_rela): Add dest_addr argument.
+ (ia64_prelink_conflict_rela): Return early if info->dso == dso.
+ * arch-ppc.c (ppc_apply_conflict_rela): Add dest_addr argument.
+ (ppc_prelink_conflict_rela): Return early if info->dso == dso.
+ * arch-ppc64.c (ppc64_apply_conflict_rela): Add dest_addr argument.
+ (ppc64_prelink_conflict_rela): Return early if info->dso == dso.
+ * arch-s390.c (s390_apply_conflict_rela): Add dest_addr argument.
+ (s390_prelink_conflict_rela): Return early if info->dso == dso.
+ * arch-s390x.c (s390x_apply_conflict_rela): Add dest_addr argument.
+ (s390x_prelink_conflict_rela): Return early if info->dso == dso.
+ * arch-sh.c (sh_apply_conflict_rela): Add dest_addr argument.
+ (sh_prelink_conflict_rela): Return early if info->dso == dso.
+ * arch-sparc.c (sparc_apply_conflict_rela): Add dest_addr argument.
+ (sparc_prelink_conflict_rela): Return early if info->dso == dso.
+ * arch-sparc64.c (sparc64_apply_conflict_rela): Add dest_addr argument.
+ (sparc64_prelink_conflict_rela): Return early if info->dso == dso.
+ * arch-mips.c (mipz_apply_conflict_rela): Add dest_addr argument.
+ (mips_prelink_conflict_reloc, mips_arch_prelink_conflict): Return
+ early if info->dso == dso.
+ * arch-i386.c (i386_adjust_rel, i386_adjust_rela, i386_prelink_rel,
+ i386_prelink_rela, i386_rel_to_rela, i386_undo_prelink_rel,
+ i386_rela_to_rel): Handle R_386_IRELATIVE.
+ (i386_apply_conflict_rela): Add dest_addr argument, handle
+ R_386_IRELATIVE.
+ (i386_prelink_conflict_rel, i386_prelink_conflict_rela): Handle
+ R_386_IRELATIVE and conflict->ifunc conflicts.
+ * arch-x86_64.c (x86_64_adjust_rela, x86_64_prelink_rela,
+ x86_64_undo_prelink_rela): Handle R_X86_64_IRELATIVE.
+ (x86_64_apply_conflict_rela): Handle R_X86_64_IRELATIVE and
+ conflict->ifunc conflicts.
+ * testsuite/Makefile.am (TESTS): Add ifunc1.sh, ifunc2.sh and
+ ifunc3.sh.
+ * testsuite/Makefile.in: Regenerated.
+ * testsuite/ifunc1.sh: New test.
+ * testsuite/ifunc2.sh: New test.
+ * testsuite/ifunc3.sh: New test.
+ * testsuite/ifunc1.c: New file.
+ * testsuite/ifunc1lib1.c: New file.
+ * testsuite/ifunc1lib2.c: New file.
+ * testsuite/ifunc3.c: New file.
+ * testsuite/ifunc3lib1.c: New file.
+ * testsuite/ifunc.h: New file.
+ * testsuite/ifunctest.c: New file.
+
+ * src/Makefile.am (DEFS, AM_CFLAGS): Add -Wno-pointer-sign.
+ * src/Makefile.in: Regenerated.
+ * src/data.c (reopen_dso): Initialize data variable to avoid
+ warnings.
+
+ * src/dwarf2.h (DW_TAG_condition, DW_TAG_shared_type): Define.
+ (DW_OP_form_tls_address, DW_OP_call_frame_cfa, DW_OP_bit_piece,
+ DW_OP_implicit_value, DW_OP_stack_value, DW_OP_GNU_uninit,
+ DW_OP_GNU_encoded_addr): Define.
+ (DW_ATE_packed_decimal, DW_ATE_numeric_string, DW_ATE_edited,
+ DW_ATE_signed_fixed, DW_ATE_unsigned_fixed, DW_ATE_decimal_float):
+ Define.
+ (DW_CFA_val_offset, DW_CFA_val_offset_sf, DW_CFA_val_expression):
+ Define.
+ (DW_LANG_PLI, DW_LANG_ObjC, DW_LANG_ObjC_plus_plus, DW_LANG_UPC,
+ DW_LANG_D): Define.
+ * src/dwarf2.c (debug_sections): Add .debug_pubtypes.
+ (DEBUG_PUBTYPES): Define.
+ (DEBUG_MACINFO, DEBUG_LOC, DEBUG_STR, DEBUG_FRAME, DEBUG_RANGES):
+ Adjust.
+ (struct cu_data): Add cu_version field.
+ (read_abbrev): Adjust error messages not to be DWARF-2 specific.
+ (adjust_location_list): Likewise. Fix up DW_OP_call_ref handling,
+ handle DW_OP_form_tls_address, DW_OP_call_frame_cfa,
+ DW_OP_GNU_uninit, DW_OP_bit_piece, DW_OP_stack_value and
+ DW_OP_implicit_value.
+ (adjust_attributes): For cu->cu_version == 2 skip ptr_size bytes
+ instead of just 4. Adjust error messages not to be DWARF-2
+ specific.
+ (adjust_dwarf2_line): Handle version 3 of .debug_line.
+ (adjust_dwarf2_frame): Just that CIE version is 1 or 3, for
+ version 1 skip just one byte instead of uleb128 for return address
+ column. Handle DW_CFA_val_offset, DW_CFA_val_offset_sf and
+ DW_CFA_val_expression.
+ (adjust_dwarf2): Handle version 3 of .debug_info, initialize
+ cu.cu_version. Adjust error messages not to be DWARF-2 specific.
+ Note that .debug_pubtypes doesn't need adjustments.
+
+2009-03-11 Jakub Jelinek <jakub@redhat.com>
+
+ * src/prelink.h (PLArch): Add rtype_class_valid field.
+ * src/get.c (prelink_record_relocations): If not /4, or
+ dso->arch->rtype_class_valid instead of RTYPE_CLASS_VALID
+ into reloc_class.
+ * src/cxx.c (remove_redundant_cxx_conflicts): Use
+ info->dso->arch->rtype_class_valid instead of RTYPE_CLASS_VALID.
+ * src/arch-ppc64.c (ppc64_reloc_class): For R_PPC64_COPY return
+ RTYPE_CLASS_COPY | RTYPE_CLASS_PLT, for non-TLS relocs return
+ RTYPE_CLASS_PLT.
+ (PL_ARCH): Set rtype_class_valid to RTYPE_CLASS_PLT.
+ * src/arch-alpha.c (PL_ARCH): Set rtype_class_valid to
+ RTYPE_CLASS_VALID.
+ * src/arch-arm.c (PL_ARCH): Likewise.
+ * src/arch-cris.c (PL_ARCH): Likewise.
+ * src/arch-i386.c (PL_ARCH): Likewise.
+ * src/arch-ia64.c (PL_ARCH): Likewise.
+ * src/arch-mips.c (PL_ARCH): Likewise.
+ * src/arch-ppc.c (PL_ARCH): Likewise.
+ * src/arch-s390.c (PL_ARCH): Likewise.
+ * src/arch-s390x.c (PL_ARCH): Likewise.
+ * src/arch-sh.c (PL_ARCH): Likewise.
+ * src/arch-sparc.c (PL_ARCH): Likewise.
+ * src/arch-sparc64.c (PL_ARCH): Likewise.
+ * src/arch-x86_64.c (PL_ARCH): Likewise.
+
+2009-03-04 Joseph Myers <joseph@codesourcery.com>
+
+ * testsuite/reloc2.sh, testsuite/tls3.sh: Add ARM to architectures
+ requiring PIC shared libraries.
+
+2009-03-04 Daniel Jacobowitz <dan@codesourcery.com>
+ Joseph Myers <joseph@codesourcery.com>
+
+ * src/arch-arm.c (arm_prelink_rel, arm_prelink_rela,
+ arm_prelink_conflict_rel, arm_prelink_conflict_rela, arm_rel_to_rela,
+ arm_rela_to_rel, arm_need_rel_to_rela, arm_undo_prelink_rel,
+ arm_reloc_class): Handle TLS relocations.
+ * src/prelink.h (R_ARM_TLS_DTPMOD32, R_ARM_TLS_DTPOFF32,
+ R_ARM_TLS_TPOFF32): Define if R_ARM_TLS_DTPMOD32 not already
+ defined.
+
+2009-03-04 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * src/arch-arm.c (arm_adjust_dyn, arm_adjust_rel, arm_adjust_rela,
+ arm_prelink_rel, arm_prelink_rela, arm_apply_conflict_rela,
+ arm_apply_rel, arm_apply_rela, arm_prelink_conflict_rela,
+ arm_rel_to_rela, arm_rela_to_rel, arm_need_rel_to_rela,
+ arm_arch_prelink, arm_arch_undo_prelink, arm_undo_prelink_rel):
+ Use endian-neutral functions.
+
+2008-09-29 Joseph Myers <joseph@codesourcery.com>
+
+ * src/arch-sparc64.c (sparc64_prelink_rela,
+ sparc64_prelink_conflict_rela, sparc64_undo_prelink_rela,
+ sparc64_reloc_class): Handle TLS relocations.
+ (PL_ARCH): Update mmap_base and mmap_end for TASK_UNMAPPED_BASE
+ change to 0xfffff80100000000.
+
+2007-12-04 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * src/gather.c (gather_object): Print an error if nftw64 fails.
+
+2007-10-09 Jakub Jelinek <jakub@redhat.com>
+
+ * src/cxx.c (remove_redundant_cxx_conflicts): Allow .sdata
+ section as well.
+
+ * src/prelink.h (struct prelink_conflict): Add next2 field.
+ (struct prelink_conflicts): Add hash2 field.
+ * src/get.c (prelink_record_relocations): Clear next2 fields.
+ * src/prelink.c (free_info): Also free hash2 table.
+ * src/cxx.c (remove_redundant_cxx_conflicts): Populate hash2
+ if not populated yet, use it to speed up pltref checking.
+
+ * src/prelink.h (struct prelink_conflicts): New type.
+ (struct prelink_info): Change type of conflicts and curconflicts
+ fields to struct prelink_conflicts *.
+ * src/get.c (conflict_hash_init): New function.
+ (prelink_record_relocations): Adjust initialization of conflicts
+ array. If conflict linked lists has more than 15 entries, use
+ hash table with chains.
+ * src/prelink.c (free_info): Handle freeing conflict list using a hash
+ table.
+ * src/fptr.c (opd_init): Only walk corresponding hash chain if
+ conflict list is using a hash table.
+ * src/conflict.c (prelink_conflict): Likewise.
+ (prelink_build_conflicts): Handle conflict list using a hash table.
+ * src/cxx.c (remove_redundant_cxx_conflicts): Likewise. Only walk
+ corresponding hash chain if conflict list is using a hash table.
+
+ * src/doit.c (find_ents): Clear e->u.tmp.
+ (clear_ent_marks, find_unlisted_dependency): Remove.
+ (prelink_ent): More efficient non-recursive check for
+ unlisted dependencies.
+
+ * src/cxx.c (find_cxx_sym): If fcs->lastndx != -1, search first
+ among symbols around it.
+
+2007-10-08 Jakub Jelinek <jakub@redhat.com>
+
+ * src/space.c (find_readonly_space): Disallow section insertion in
+ between adjacent SHT_NOTE sections. When creating new PT_LOAD,
+ handle multiple consecutive SHT_NOTE sections with just one PT_NOTE
+ segment for them.
+ * testsuite/Makefile.am (TESTS): Add shuffle9.sh.
+ * testsuite/Makefile.in: Regenerated.
+ * testsuite/shuffle9.sh: New test.
+ * testsuite/shuffle9.c: New.
+
+ * testsuite/shuffle2.c: Add .previous at the end of __asm.
+ * testsuite/reloc5.c (main): Likewise.
+
+ * testsuite/tls3.sh: If libs aren't built with -fpic,
+ disable the test under SELinux in enforcing mode.
+
+ * src/cxx.c: Include alloca.h.
+ (specials): Moved out of remove_redundant_cxx_conflicts to toplevel.
+ Remove section fields.
+ (find_cxx_sym_valsize, find_cxx_sym_cache): New structs.
+ (struct find_cxx_sym): Add cache and lastndx fields.
+ (cachecmp, create_cache): New functions.
+ (find_cxx_sym): Add cache argument. If cache[n] is NULL, call
+ create_cache. Do a binary search in cache[n]->vals array instead
+ of always reading the whole symbol table.
+ (remove_redundant_cxx_conflicts): Adjust find_cxx_sym caller.
+ Check if secname is ".data" or ".data.rel.ro" instead of comparing
+ it against specials[k].secname. Use binary search in binsymcache
+ when doing check_pltref checks.
+ * testsuite/Makefile.am (TESTS): Add cxx2.sh.
+ * testsuite/Makefile.in: Regenerated.
+ * testsuite/cxx1.sh: Check that some conflicts are optimized out
+ by C++ optimizations.
+ * testsuite/cxx2.sh: New test.
+ * testsuite/cxx2.C: New.
+
+2007-10-04 Jakub Jelinek <jakub@redhat.com>
+
+ * src/prelink.h (read_config): New prototype.
+ (gather_config, blacklist_from_config): Remove argument.
+ * src/gather.c (struct config_line): New type.
+ (config_lines, config_end): New variables.
+ (read_config): New function.
+ (gather_config, blacklist_from_config): Walk config_lines
+ chain instead of reading the config file.
+ * src/verify.c (prelink_verify): Call read_config. Don't
+ pass any argument to gather_config.
+ * src/main.c (main): Likewise. Also for blacklist_from_config.
+ * testsuite/quick2.sh: Use new -c etc/prelink.conf.d/*.conf
+ feature in prelink.conf and multiple config snippets.
+
+2007-06-27 Jakub Jelinek <jakub@redhat.com>
+
+ * testsuite/reloc2.sh: If libs aren't built with -fpic,
+ disable the test under SELinux in enforcing mode.
+
+2007-03-02 Sandra Loosemore <sandra@codesourcery.com>
+
+ * doc/prelink.8: Spelling and grammar fixes.
+
2006-12-01 Jakub Jelinek <jakub@redhat.com>
* src/verify.c (prelink_verify): Unlink ent->filename in case of