Alan Modra [Mon, 10 Aug 2009 06:14:04 +0000 (06:14 +0000)]
* elflink.c (_bfd_elf_adjust_dynamic_symbol): Don't clear plt
info for STT_GNU_IFUNC.
* elf32-ppc.c (ppc_elf_check_relocs): Count a needed plt entry
on got refs in case the symbol turns out to be ifunc.
(ppc_elf_gc_sweep_hook): Similarly.
(ppc_elf_adjust_dynamic_symbol): Adjust assertion.
(allocate_dynrelocs): Don't specially allocate got relocs for ifunc.
(ppc_elf_size_dynamic_sections): Likewise.
(ppc_elf_relocate_section): Likewise.
Hui Zhu [Mon, 10 Aug 2009 03:06:34 +0000 (03:06 +0000)]
2009-08-10 Hui Zhu <teawater@gmail.com>
Add Linux AMD64 process record support.
* amd64-linux-tdep.c (amd64_linux_record_tdep): New variable.
This struct has the argument for the function
"record_linux_system_call".
(amd64_linux_syscall_record): New function. Parse the
system call instruction and call function
"record_linux_system_call" to record execute log.
(i386_linux_init_abi): Initialize "amd64_linux_record_tdep".
Set "amd64_linux_syscall_record" to "i386_syscall_record".
Hui Zhu [Mon, 10 Aug 2009 03:04:45 +0000 (03:04 +0000)]
2009-08-10 Hui Zhu <teawater@gmail.com>
Add process record Linux system call 64 bits support.
* linux-record.h (linux_record_tdep): Add size_pointer,
size_size_t, size_iovec and arg6. Change the values of
size_int, size_long and size_ulong to
gdbarch_int_bit (gdbarch) / TARGET_CHAR_BIT,
gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT,
gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT.
* i386-linux-tdep.c (i386_linux_init_abi): Ditto.
(i386_linux_intx80_sysenter_record): Add a check for system
call number.
* linux-record.c (record_linux_system_call): Make this
function support 64 bits.
Hui Zhu [Mon, 10 Aug 2009 03:02:39 +0000 (03:02 +0000)]
2009-08-10 Hui Zhu <teawater@gmail.com>
Add AMD64 process record instruction set support.
* i386-tdep.h (gdbarch_tdep): Add record_regmap for registers
because the AMD64's registers order in GDB is not same with
I386 instructions.
Add i386_syscall_record to be the syscall function handle
interface.
(record_i386_regnum): Number for record_regmap.
* i386-tdep.c (OT_QUAD): For 64 bits.
(i386_record_s): Add rex_x, rex_b, rip_offset and
popl_esp_hack for AMD64 instruction set. And regmap for
record_regmap.
(i386_record_lea_modrm_addr): Support AMD64 instruction set
64 bits lea.
(i386_record_lea_modrm): Ditto.
(i386_record_push): New function. Record the execution log
of push.
(I386_RECORD_ARCH_LIST_ADD_REG): New macro to record the
register.
(i386_process_record): Support AMD64 instruction set.
* amd64-tdep.c (amd64_record_regmap): For record_regmap.
(amd64_init_abi): Set amd64_record_regmap to record_regmap.
Pedro Alves [Sat, 8 Aug 2009 16:32:37 +0000 (16:32 +0000)]
* bfd-target.c (struct target_bfd_data): New.
(target_bfd_xfer_partial): Adjust to get at the section table from
the new structure.
(target_bfd_get_section_table): Ditto.
(target_bfd_xclose): Ditto. Get the bfd pointer from the
target_bfd_data structure, from the section table.
(target_bfd_reopen): Store a struct target_bfd_data in the
target_ops to_data field, instead of a target_section_table.
Tom Tromey [Fri, 7 Aug 2009 23:28:13 +0000 (23:28 +0000)]
gdb
* language.c (set_language_command): Strip whitespace.
(set_type_command): Likewise.
(set_range_command): Likewise.
gdb/testsuite
* gdb.base/setshow.exp: Add tests for changes to set language, set
check range, and set check type.
gas/
* config/tc-arm.c (marked_pr_dependency, mapstate): Delete global
variables.
(mapping_state): Use the section's mapstate.
(mapping_state_2): Likewise. Skip special sections.
(s_arm_unwind_fnend): Use the section's marked_pr_dependency.
(arm_elf_change_section): Do not set deleted globals.
* config/tc-arm.h (struct arm_segment_info_type): Document
marked_pr_dependency.
gas/testsuite/
* gas/arm/mapping2.s: Test code after .ident.
Don Lee [Thu, 6 Aug 2009 10:28:38 +0000 (10:28 +0000)]
* score-tdep.c: Support a new Sunplus CT S+core variant, S+core 3.
* score-tdep.h: Ditto.
* NEWS: Ditto.
* configure.tgt: Test do we have a simulator.
* MAINTAINERS: Add myself under target score
Chao-ying Fu [Wed, 5 Aug 2009 21:22:15 +0000 (21:22 +0000)]
2009-08-05 Chao-ying Fu <fu@mips.com>
* config/tc-mips.c (MIPS_JALR_HINT_P): New define. For IRIX, it is
true for new abi. For non-IRIX targets, it is always true.
(macro_build_jalr): If MIPS_JALR_HINT_P, emit BFD_RELOC_MIPS_JALR.
Chao-ying Fu [Wed, 5 Aug 2009 21:17:51 +0000 (21:17 +0000)]
2009-08-05 Chao-ying Fu <fu@mips.com>
* elf32-mips.c (mips_reloc_map): Add BFD_RELOC_MIPS_JALR.
* elfxx-mips.c (JAL_TO_BAL_P): New define to transform JAL to BAL
for CPUs. It is true for RM9000.
(JALR_TO_BAL_P): New define to transform JALR to BAL. It is true
for all CPUs.
(mips_elf_perform_relocation): Use JAL_TO_BAL_P and JALR_TO_BAL_P
to guard the transformation.
Nathan Sidwell [Wed, 5 Aug 2009 12:36:14 +0000 (12:36 +0000)]
bfd/
* elf32-arm.c (elf32_arm_stub_type): Add arm_stub_a8_veneer_lwm.
(arm_build_one_stub): Build a8 veneers as a separate pass.
(cortex_a8_erratum_scan): Add prev_num_a8_fixes and stub_changed_p
parameters. Use them to check if we create a different a8 fixup
than the previous pass.
(elf32_arm_size_stubs): Move scope of stub_changed and
prev_num_a8_fixes into main loop.
(elf32_arm_build_stubs): Build a8 veneers in a second pass.
Michael Snyder [Tue, 4 Aug 2009 18:19:52 +0000 (18:19 +0000)]
2009-08-04 Hui Zhu <teawater@gmail.com>
Michael Snyder <msnyder@vmware.com>
* record.c (record_mem_entry): New field 'mem_entry_not_accessible'.
(record_arch_list_add_mem): Initialize 'mem_entry_not_accessible'.
(record_wait): Set 'mem_entry_not_accessible' flag if target
memory not readable. Don't try to change target memory if
'mem_entry_not_accessible' is set.
Jan Kratochvil [Mon, 3 Aug 2009 17:00:34 +0000 (17:00 +0000)]
gdb/
Fix memory corruption on reread of file through a symbolic link.
* symfile.c (find_separate_debug_file): Initialize CANON_NAME earlier.
Allocate DEBUGFILE with length based on CANON_NAME. Free CANON_NAME on
all the return paths.
H.J. Lu [Mon, 3 Aug 2009 15:50:51 +0000 (15:50 +0000)]
2009-08-03 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10433
* elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Set got
to htab->init_got_offset and plt to htab->init_plt_offset
when discarding space for dynamic relocations.
Vladimir Prus [Mon, 3 Aug 2009 12:26:37 +0000 (12:26 +0000)]
Refactor reading of commands
* defs.h (read_command_lines_1): Declare.
* cli/cli-script.c (read_next_line): Only return string,
do not process.
(process_next_line): New, extracted from read_next_line.
(recurse_read_control_structure): Take a function pointer to the
read function.
(get_command_line) Pass the read_next_line as reader function
into recurse_read_control_structure.
(read_command_lines_1): New, extracted from...
(read_command_lines): ...here.
Alan Modra [Mon, 3 Aug 2009 10:23:18 +0000 (10:23 +0000)]
* elf32-ppc.c (ppc_elf_check_relocs): Always add a plt ref count
for local ifunc symbols in non-pie executables, regardless of
reloc type. Don't specially create ifunc dyn relocs. Tidy ifunc
code so that it's obvious that we only do anything special for
local ifunc syms.
(ppc_elf_gc_sweep_hook): Adjust to suit check_relocs changes.
(allocate_dynrelocs): Correct comment for syms defined in plt.
Don't specially allocate ifunc dyn relocs.
(ppc_elf_relax_section): Relax branches to ifunc plt entries too.
(ppc_elf_relocate_section): Set "relocation" value for ifunc
syms in non-pie executables. No specially allocated dyn relocs
for ifunc to write. Allow for local sym on R_PPC_RELAX32_PLT.
(ppc_elf_finish_dynamic_symbol): Set value of ifunc symbols in
a non-pie executable.
H.J. Lu [Sun, 2 Aug 2009 23:55:49 +0000 (23:55 +0000)]
2009-08-02 H.J. Lu <hongjiu.lu@intel.com>
Jakub Jelinek <jakub@redhat.com>
PR ld/6443
* elf32-i386.c (elf_i386_tls_transition): Check executable
instead of shared for TLS when building PIE.
(elf_i386_check_relocs): Likewise.
(elf_i386_allocate_dynrelocs): Likewise.
(elf_i386_relocate_section): Likewise.
* elf64-x86-64.c (elf64_x86_64_tls_transition): Check executable
instead of shared for TLS when building PIE.
(elf64_x86_64_check_relocs): Likewise.
(elf64_x86_64_allocate_dynrelocs): Likewise.
(elf64_x86_64_relocate_section): Likewise.
ld/testsuite/
2009-08-02 H.J. Lu <hongjiu.lu@intel.com>
PR ld/6443
* ld-i386/i386.exp: Run tlspie1.
* ld-x86-64/x86-64.exp: tlspie1.
Kazu Hirata [Sat, 1 Aug 2009 00:02:04 +0000 (00:02 +0000)]
* procfs.c (proc_set_current_signal): Populate mysinfo before
copying it to arg.
(proc_clear_current_signal): Likewise.
(proc_set_watchpoint): Populate pwatch before copying it to arg.
binutils/testsuite/
* binutils-all/arm/thumb2-cond.s: Use instructions instead of
.short.
gas/
* config/obj-elf.c (obj_elf_ident): Notify section change to the hook.
* config/tc-arm.c (make_mapping_symbol): New function, from
mapping_state. Save mapping symbols in the frag.
(insert_data_mapping_symbol): New.
(mapping_state): Use make_mapping_symbol, improve state transitions.
(mapping_state_2): New. Provide dummy definition.
(opcode_select): Do not call mapping_state.
(s_bss): Call md_elf_section_change_hook instead of mapping_state.
(output_inst): Update use of tc_frag_data.
(new_automatic_it_block): Call mapping_state before emitting the
IT instruction.
(md_assemble): Move mapping_state to just before outputting the
new instruction.
(arm_handle_align): Update use of tc_frag_data.
Call insert_data_mapping_symbol.
(arm_init_frag): Update use of tc_frag_data. Call
mapping_state_2.
(arm_elf_change_section): Always update the mapping symbol FSM state.
(check_mapping_symbols): New function.
(arm_adjust_symtab): Use check_mapping_symbols.
* config/tc-arm.h (struct arm_frag_type): New.
(TC_FRAG_TYPE): Change to struct arm_frag_type.
(TC_FRAG_INIT): Pass max_chars.
(arm_init_frag): Update prototype.
gas/testsuite/
* gas/arm/mapdir.d, gas/arm/mapdir.s: New files.
* gas/arm/mapping.d: Adapted to new symbols generation.
* gas/arm/mapping2.d: New test case.
* gas/arm/mapping2.s: New file.
* gas/arm/mapping3.d: New test case.
* gas/arm/mapping3.s: New file.
* gas/arm/mapping4.d: New test case.
* gas/arm/mapping4.s: New file.
* gas/arm/mapshort-eabi.d: Adapted to new symbols generation.
* gas/elf/section2.e-armeabi: Adapted to new symbols generation.
* configure.ac: Run gdb.cell tests when appropriate.
* configure: Regenerate.
* lib/cell.exp: New file.
* gdb.cell: New directory.
* gdb.cell/configure.ac: New file.
* gdb.cell/configure: New file.
* gdb.cell/Makefile.in: New file.
* gdb.cell/arch.exp: New file.
* gdb.cell/break.c: New file.
* gdb.cell/break.exp: New file.
* gdb.cell/break-spu.c: New file.
* gdb.cell/bt.c: New file.
* gdb.cell/bt2-spu.c: New file.
* gdb.cell/bt-spu.c: New file.
* gdb.cell/bt.exp: New file.
* gdb.cell/coremaker.c: New file.
* gdb.cell/coremaker-spu.c: New file.
* gdb.cell/core.exp: New file.
* gdb.cell/gcore.exp: New file.
* gdb.cell/data.c: New file.
* gdb.cell/data.exp: New file.
* gdb.cell/data-spu.c: New file.
* gdb.cell/ea-cache.exp: New file.
* gdb.cell/ea-cache.c: New file.
* gdb.cell/ea-cache-spu.c: New file.
* gdb.cell/ea-standalone.c: New file.
* gdb.cell/ea-standalone.exp: New file.
* gdb.cell/ea-test.c: New file.
* gdb.cell/ea-test.exp: New file.
* gdb.cell/f-regs.exp: New file.
* gdb.cell/mem-access.c: New file.
* gdb.cell/mem-access.exp: New file.
* gdb.cell/mem-access-spu.c: New file.
* gdb.cell/ptype.exp: New file.
* gdb.cell/registers.exp: New file.
* gdb.cell/size.c: New file.
* gdb.cell/sizeof.exp: New file.
* gdb.cell/size-spu.c: New file.
* gdb.cell/solib.exp: New file.
* gdb.cell/solib-symbol.exp: New file.
* target.h (enum strata): New value arch_stratum.
* target.c (target_require_runnable): Skip arch_stratum targets.
* configure.tgt (powerpc-*-linux* | powerpc64-*-linux*): Add
solib-spu.o and spu-multiarch.o to gdb_target_obs.
* Makefile.in (ALL_TARGET_OBS): Add solib-spu.o and spu-multiarch.o.
(ALLDEPFILES): Add solib-spu.c and spu-multiarch.c.
* solib-spu.c: New file.
* solib-spu.h: New file.
* spu-multiarch.c: New file.
* spu-tdep.h (SPUADDR, SPUADDR_SPU, SPUADDR_ADDR): New macros.
* spu-tdep.c (struct gdbarch_tdep): New member id.
(spu_gdbarch_id): New function.
(spu_lslr): New function.
(spu_address_to_pointer): New function.
(spu_pointer_to_address): Support SPU ID address encoding. Use
spu_gdbarch_id and spu_lslr.
(spu_integer_to_address): Likewise.
(spu_frame_unwind_cache): Update for encoded addresses.
(spu_unwind_pc, spu_unwind_sp): Likewise.
(spu_read_pc, spu_write_pc): Likewise.
(spu_push_dummy_call): Likewise.
(spu_software_single_step): Likewise.
(spu_get_longjmp_target): Likewise.
(spu_overlay_update_osect): Likewise.
(spu_dis_asm_print_address): New function.
(gdb_print_insn_spu): Likewise.
(spu_gdbarch_init): Store SPU ID in tdep structure.
Install spu_address_to_pointer and gdb_print_insn_spu.
* ppc-linux-tdep.c: Include "observer.h", "auxv.h", "elf/common.h"
and "solib-spu.h".
(ppc_linux_entry_point_addr): New static variable.
(ppc_linux_inferior_created): New function.
(ppc_linux_displaced_step_location): Likewise.
(ppc_linux_init_abi): Enable Cell/B.E. support if supported
by the target.
(_initialize_ppc_linux_tdep): Attach to inferior_created observer.
* NEWS: Mention multi-architecture and Cell/B.E. debugging
capabilities.
* linux-nat.c: Include <sys/vfs.h>.
(SPUFS_MAGIC): Define.
(spu_enumerate_spu_ids): New function.
(linux_proc_xfer_spu): New function.
(linux_xfer_partial): Handle TARGET_OBJECT_SPU.
(iterate_over_spus): New function.
(struct linux_spu_corefile_data): New data type.
(linux_spu_corefile_callback): New function.
(linux_spu_make_corefile_notes): New function.
(linux_nat_make_corefile_notes): Call it.
* corelow.c (struct spuid_list): New data type.
(add_to_spuid_list): New function.
(core_xfer_partial): Handle TARGET_OBJECT_SPU.
gdbserver/ChangeLog:
* linux-low.c: Include <sys/stat.h> and <sys/vfs.h>.
(SPUFS_MAGIC): Define.
(spu_enumerate_spu_ids): New function.
(linux_qxfer_spu): New function.
(linux_target_ops): Install linux_qxfer_spu.
* target-descriptions.h (tdesc_compatible_p): New.
(tdesc_add_compatible): New.
* target-descriptions.c (arch_p): New VEC_P type.
(struct target_desc): New member compatible.
(free_target_description): Handle it.
(maint_print_c_tdesc_cmd): Likewise.
(tdesc_compatible_p): New function.
(tdesc_add_compatible): New function.
* xml-tdesc.c (tdesc_end_compatible): New function.
(target_children): Handle <compatible> element.
* arch-utils.c (choose_architecture_for_target): Accept target
description instead of BFD architecture as input. Query target
description for compatible architectures.
(gdbarch_info_fill): Update call.
* NEWS: Mention <compatible> element of target descriptions.
* breakpoint.c (remove_breakpoints): If removing one breakpoint
location fails, still continue to remove other locations.
(remove_hw_watchpoints): Likewise.
(detach_breakpoints): Likewise.
* breakpoint.c (executing_startup): New static variable.
(describe_other_breakpoints): Handle bp_startup_disabled.
(check_duplicates_for): Likewise.
(disable_breakpoints_before_startup): New function.
(enable_breakpoints_after_startup): New function.
(create_breakpoint): Mark new breakpoints as bp_startup_disabled
if executing_startup flag is true.
(break_command_really): Likewise.
(breakpoint_re_set_one): Skip bp_startup_disabled breakpoints.