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2015-10-13More char constificationPedro Alves14-22/+42
Trivial constifications flagged by G++. E.g.: src/gdb/c-varobj.c: In function ‘void c_describe_child(const varobj*, int, char**, value**, type**, char**)’: src/gdb/c-varobj.c:373:33: error: invalid conversion from ‘const char*’ to ‘char*’ [-fpermissive] char *join = was_ptr ? "->" : "."; ^ gdb/ChangeLog: 2015-10-13 Pedro Alves <palves@redhat.com> * ada-lang.c (ada_enum_name): Constify local. * ada-typeprint.c (print_range_bound): Constify locals. * c-varobj.c (c_describe_child): Likewise. * cli/cli-setshow.c (do_set_command): Likewise. * gdb_vecs.c (delim_string_to_char_ptr_vec_append): Likewise. * dwarf2read.c (find_file_and_directory): Likewise. (anonymous_struct_prefix, dwarf2_name): Likewise. * gnu-v3-abi.c (gnuv3_rtti_type): Likewise. * go-lang.c (unpack_mangled_go_symbol): Likewise. * jv-typeprint.c (java_type_print_base): Likewise. * ser-tcp.c (net_open): Likewise. * symfile.c (deduce_language_from_filename): Likewise. * symtab.c (gdb_mangle_name): Likewise. * tui/tui-io.c (tui_redisplay_readline): Likewise.
2015-10-13Fix execution_direction's typePedro Alves3-6/+25
This fixes a few build errors like these in C++ mode: src/gdb/reverse.c: In function ‘void exec_reverse_once(char*, char*, int)’: src/gdb/reverse.c:49:34: error: invalid conversion from ‘int’ to ‘exec_direction_kind’ [-fpermissive] enum exec_direction_kind dir = execution_direction; ^ make: *** [reverse.o] Error 1 gdb/ChangeLog: 2015-10-13 Pedro Alves <palves@redhat.com> * infrun.c (restore_execution_direction): New function. (fetch_inferior_event): Use it instead of make_cleanup_restore_integer. (execution_direction): Change type to enum exec_direction_kind. * infrun.h (execution_direction): Likewise.
2015-10-13ada-lang.c:ada_value_primitive_packed_val: const correctnessPedro Alves2-8/+15
gdb/ChangeLog: 2015-10-13 Pedro Alves <palves@redhat.com> * ada-lang.c (ada_value_primitive_packed_val): Constify locals. Use value_contents_writeable. Remove casts.
2015-10-13ada-lang.c: malloc/alloca casts for C++Pedro Alves2-2/+7
gdb/ChangeLog: 2015-10-13 Pedro Alves <palves@redhat.com> * ada-lang.c (ada_value_primitive_packed_val): Add casts to malloc and alloca calls.
2015-10-13lm32: Replace call to write_memory with write_memory_unsigned_integerSimon Marchi2-1/+7
Fixes this error: /home/emaisin/src/binutils-gdb/gdb/lm32-tdep.c: In function ‘CORE_ADDR lm32_push_dummy_call(gdbarch*, value*, regcache*, CORE_ADDR, int, value**, CORE_ADDR, int, CORE_ADDR)’: /home/emaisin/src/binutils-gdb/gdb/lm32-tdep.c:292:59: error: invalid conversion from ‘void*’ to ‘const gdb_byte* {aka const unsigned char*}’ [-fpermissive] write_memory (sp, (void *) &val, TYPE_LENGTH (arg_type)); ^ In file included from /home/emaisin/src/binutils-gdb/gdb/lm32-tdep.c:29:0: /home/emaisin/src/binutils-gdb/gdb/gdbcore.h:107:13: error: initializing argument 2 of ‘void write_memory(CORE_ADDR, const gdb_byte*, ssize_t)’ [-fpermissive] extern void write_memory (CORE_ADDR memaddr, const gdb_byte *myaddr, ^ gdb/ChangeLog: * lm32-tdep.c (lm32_push_dummy_call): Replace call to write_memory with write_memory_unsigned_integer.
2015-10-13Constify arguments of gdb_bfd_lookup_symbol and related functionsSimon Marchi6-15/+30
Fixes this error: /home/pedro/gdb/mygit/src/gdb/solib-frv.c: In function ‘int enable_break2()’: /home/pedro/gdb/mygit/src/gdb/solib-frv.c:622:72: error: invalid conversion from ‘const void*’ to ‘void*’ [-fpermissive] addr = gdb_bfd_lookup_symbol (tmp_bfd, cmp_name, "_dl_debug_addr"); ^ In file included from /home/pedro/gdb/mygit/src/gdb/solib-frv.c:23:0: /home/pedro/gdb/mygit/src/gdb/solib.h:82:18: error: initializing argument 3 of ‘CORE_ADDR gdb_bfd_lookup_symbol(bfd*, int (*)(asymbol*, void*), void*)’ [-fpermissive] extern CORE_ADDR gdb_bfd_lookup_symbol (bfd *abfd, ^ The call in question is: addr = gdb_bfd_lookup_symbol (tmp_bfd, cmp_name, "_dl_debug_addr"); gdb/ChangeLog: * solib-dsbt.c (cmp_name): Constify arguments. * solib-frv.c (cmp_name): Likewise. * solib-svr4.c (svr4_create_solib_event_breakpoints): Likewise. * solib.c (gdb_bfd_lookup_symbol_from_symtab): Likewise. (bfd_lookup_symbol_from_dyn_symtab): Likewise. (gdb_bfd_lookup_symbol): Likewise. * solib.h (gdb_bfd_lookup_symbol): Likewise. (gdb_bfd_lookup_symbol_from_symtab): Likewise.
2015-10-13Add EM_IAMCU support to goldH.J. Lu4-1/+70
elfcpp/ PR gold/19118 * elfcpp.h (EM): Add EM_IAMCU. gold/ PR gold/19118 * i386.cc (Target_iamcu): New class. (Target_selector_iamcu): Likewise. (Target_iamcu::iamcu_info): New variable. (target_selector_iamcu): Likewise.
2015-10-13Updated Chinese translation for the linker.Nick Clifton2-691/+1051
* po/zh_TW.po: Updated Chinese translation.
2015-10-13Tidy code setting PT_GNU_RELRO p_flagsAlan Modra2-4/+8
No functional changes here. * elf.c (_bfd_elf_map_sections_to_segments): Don't set PT_GNU_RELRO p_flags. (assign_file_positions_for_non_load_sections): Set PT_GNU_RELRO flags to PF_R here.
2015-10-12sim: ft32: test coverage for link parameters and PM write portJames Bowman2-0/+42
Adds test coverage for recent features.
2015-10-13Automatic date update in version.inGDB Administrator1-1/+1
2015-10-12gdb: Simplify parse_frame_specification.Andrew Burgess2-10/+16
Remove an unneeded parameter from parse_frame_specification, replace with a fixed string within parse_frame_specification. The message was the same in every place that parse_frame_specification was used anyway. gdb/ChangeLog: * stack.c (parse_frame_specification): Remove message parameter, replace with fixed string in function body, update function comment. (frame_info): Remove message to parse_frame_specification. (select_frame_command): Likewise.
2015-10-12gdb: Avoid unneeded calls to parse_frame_specification.Andrew Burgess2-14/+19
Within the stack command there are a couple of places where fixed strings are passed into functions that are really intended for processing user input. These fixed strings are then processed and the result returned. Given that the input strings in these cases are fixed, and are always "0", then the result will always be the same, the current frame. By switching to using get_current_frame instead the code can be simplified, and the intention of the code is clearer. gdb/ChangeLog: * stack.c (parse_frame_specification): Delete. (parse_frame_specification_1): Rename to parse_frame_specification. (frame_info): Use parse_frame_specification. (select_frame_command): Likewise. (return_command): Use select_frame and print_stack_frame rather than frame_command and select_frame_command. (func_command): Use get_current_frame rather than parse_frame_specification.
2015-10-12gdb: Fix bug with dbx style func command.Andrew Burgess4-6/+12
The func command, available when starting gdb in dbx mode, is supposed to take a function name and locate the frame for that function in the stack. This has been broken for a while due to an invalid check of the arguments within the worker function. Fixed in this commit. gdb/ChangeLog: * stack.c (func_command): Return early when there is no ARG string. gdb/testsuite/ChangeLog: * gdb.base/dbx.exp (test_func): Remove xfails, update expected results.
2015-10-12gdb/doc: Restructure frame command documentation.Andrew Burgess2-160/+157
The 'frame' command is documented in two places. The 'select-frame' command is only mentioned in one of these places. Of the two places, having the description of 'frame' and 'select-frame' in the section 'Selecting a Frame' seems like the most obvious choice, which is where things like 'up' and 'down' are also documented. This commit moves the documentation of 'frame' and 'select-frame' into the 'Selecting a Frame' section, and removes the duplicate documentation of the 'frame' command. At the same time I have reordered the sections in the 'Examining the Stack' chapter, moving the discussion of frame filters to the end of the chapter; it feels odd that we talk about frame filters before such basic things like navigating the stack, or examining stack frames in general. gdb/doc/ChangeLog: * gdb.texinfo (Frames): Remove 'frame' and 'select-frame' description. (Frame Filter Management): Move to later in the 'Examining the Stack' chapter. (Selection): Add entry for 'select-frame'.
2015-10-12gdb: Make use of safe-ctype.h header.Andrew Burgess2-3/+9
In stack.c switch to using safe-ctype.h instead of ctype.h, update code as required. gdb/ChangeLog: * stack.c: Include safe-ctype.h not ctype.h. (parse_frame_specification): Use ISSPACE not isspace. (backtrace_command): Use TOLOWER not tolower.
2015-10-12mep: Add cast for int to enum conversionSimon Marchi2-2/+10
Taken directly from Pedro's branch. gdb/ChangeLog: * mep-tdep.c (current_me_module): Add cast. (mep_gdbarch_init): Likewise.
2015-10-12m32c: Split m32c_move_reg_t in read/write variantsSimon Marchi2-62/+89
This allows to avoid casting away the const qualification in m32c_pseudo_register_write (which is the entry points for all other register read/write functions). Also, use gdb_byte* instead of void* to avoid casts when calling gdb common memory functions. It also allows to remove those "For adderss arithmetic" local variables. gdb/ChangeLog: * m32c-tdep.c (m32c_move_reg_t): Replace with... (m32c_write_reg_t): ...this and... (m32c_read_reg_t): ...this. (struct m32c_reg): Update types of read and write. (m32c_raw_read): Change declaration type to m32c_read_reg_t and adjust definition. (m32c_banked_read): Likewise. (m32c_sb_read): Likewise. (m32c_part_read): Likewise. (m32c_cat_read): Likewise. (m32c_r3r2r1r0_read): Likewise. (m32c_raw_write): Change declaration type to m32c_write_reg_t and adjust definition. (m32c_banked_write): Likewise. (m32c_sb_write): Likewise. (m32c_part_write): Likewise. (m32c_cat_write): Likewise. (m32c_r3r2r1r0_write): Likewise.
2015-10-12aarch64: Add cast for integer to enum castSimon Marchi2-1/+6
/home/simark/src/binutils-gdb/gdb/aarch64-linux-tdep.c: In function ‘int aarch64_linux_syscall_record(regcache*, long unsigned int)’: /home/simark/src/binutils-gdb/gdb/aarch64-linux-tdep.c:904:57: error: invalid conversion from ‘long unsigned int’ to ‘aarch64_syscall’ [-fpermissive] syscall_gdb = aarch64_canonicalize_syscall (svc_number); ^ /home/simark/src/binutils-gdb/gdb/aarch64-linux-tdep.c:645:1: note: initializing argument 1 of ‘gdb_syscall aarch64_canonicalize_syscall(aarch64_syscall)’ aarch64_canonicalize_syscall (enum aarch64_syscall syscall_number) ^ gdb/ChangeLog: * aarch64-linux-tdep.c (aarch64_linux_syscall_record): Add cast.
2015-10-12aarch64: Use gdb_sys_no_syscall enum instead of -1Simon Marchi2-1/+6
Fixes: /home/simark/src/binutils-gdb/gdb/aarch64-linux-tdep.c: In function "gdb_syscall aarch64_canonicalize_syscall(aarch64_syscall)": /home/simark/src/binutils-gdb/gdb/aarch64-linux-tdep.c:874:13: error: invalid conversion from "int" to "gdb_syscall" [-fpermissive] return -1; ^ gdb/ChangeLog: * aarch64-linux-tdep.c (aarch64_canonicalize_syscall): Return gdb_sys_no_syscall instead of -1.
2015-10-12Skip the unversioned definition after the default versionH.J. Lu7-0/+47
We may see an unversioned definition after the default version. We should skip the unversioned definition in this case. bfd/ PR ld/19073 * elflink.c (_bfd_elf_add_default_symbol): Skip the unversioned definition after the default version. ld/testsuite/ PR ld/19073 * ld-elf/pr19073.map: New file. * ld-elf/pr19073.rd: Likewise. * ld-elf/pr19073.s: Likewise. * ld-elf/shared.exp (build_tests): Add tests for PR ld/19073.
2015-10-12Update list of known MSP430 MCU names.Nick Clifton2-62/+622
* config/tc-msp430.c (msp430_mcu_names): Rename to msp430_mcu_data. Add fields for the ISA and hardware multiply support. Update with information from the latest devices.csv file. (md_parse_option): Make use of the new array.
2015-10-12Mention the change in NEWSYao Qi2-0/+6
gdb: 2015-10-12 Yao Qi <yao.qi@linaro.org> * NEWS: Mention the change.
2015-10-12Rename emit_load_store to aarch64_emit_load_storeYao Qi5-15/+25
Likewise, this patch renames emit_load_store to aarch64_emit_load_store. gdb: 2015-10-12 Yao Qi <yao.qi@linaro.org> * arch/aarch64-insn.c (emit_load_store): Rename to ... (aarch64_emit_load_store): ... it. All callers updated. gdb/gdbserver: 2015-10-12 Yao Qi <yao.qi@linaro.org> * linux-aarch64-low.c: Update all callers as emit_load_store is renamed to aarch64_emit_load_store.
2015-10-12Rename emit_insn to aarch64_emit_insnYao Qi6-72/+85
As emit_insn becomes extern, the prefix "aarch64_" is needed. This patch renames emit_insn to aarch64_emit_insn. gdb: 2015-10-12 Yao Qi <yao.qi@linaro.org> * arch/aarch64-insn.c (emit_insn): Rename to ... (aarch64_emit_insn): ... it. All callers updated. gdb/gdbserver: 2015-10-12 Yao Qi <yao.qi@linaro.org> * linux-aarch64-low.c: Update all callers of function renaming from emit_insn to aarch64_emit_insn.
2015-10-12New test case gdb.arch/disp-step-insn-reloc.expYao Qi2-0/+88
This patch adds a new test case which uses gdb.arch/insn-reloc.c too to test displaced stepping. Nowadays, tests are for x86, x86_64 and aarch64. gdb/testsuite: 2015-10-12 Yao Qi <yao.qi@linaro.org> * gdb.arch/disp-step-insn-reloc.exp: New test case.
2015-10-12Support displaced stepping in support_displaced_stepping for aarch64*-*-linux*Yao Qi2-1/+7
gdb/testsuite: 2015-10-12 Yao Qi <yao.qi@linaro.org> * lib/gdb.exp (support_displaced_stepping): Return 1 if target is aarch64*-*-linux*.
2015-10-12Support displaced stepping in aarch64-linuxYao Qi8-320/+711
This patch is to support displaced stepping in aarch64-linux. A visitor is implemented for displaced stepping, and used to record information to fixup pc after displaced stepping if needed. Some emit_* functions are converted to macros, and moved to arch/aarch64-insn.{c,h} so that they can be shared. gdb: 2015-10-12 Yao Qi <yao.qi@linaro.org> * aarch64-linux-tdep.c: Include arch-utils.h. (aarch64_linux_init_abi): Call set_gdbarch_max_insn_length, set_gdbarch_displaced_step_copy_insn, set_gdbarch_displaced_step_fixup, set_gdbarch_displaced_step_free_closure, set_gdbarch_displaced_step_location, and set_gdbarch_displaced_step_hw_singlestep. * aarch64-tdep.c (struct displaced_step_closure): New. (struct aarch64_displaced_step_data): New. (aarch64_displaced_step_b): New function. (aarch64_displaced_step_b_cond): Likewise. (aarch64_register): Likewise. (aarch64_displaced_step_cb): Likewise. (aarch64_displaced_step_tb): Likewise. (aarch64_displaced_step_adr): Likewise. (aarch64_displaced_step_ldr_literal): Likewise. (aarch64_displaced_step_others): Likewise. (aarch64_displaced_step_copy_insn): Likewise. (aarch64_displaced_step_fixup): Likewise. (aarch64_displaced_step_hw_singlestep): Likewise. * aarch64-tdep.h (DISPLACED_MODIFIED_INSNS): New macro. (aarch64_displaced_step_copy_insn): Declare. (aarch64_displaced_step_fixup): Declare. (aarch64_displaced_step_hw_singlestep): Declare. * arch/aarch64-insn.c (emit_insn): Moved from gdbserver/linux-aarch64-low.c. (emit_load_store): Likewise. * arch/aarch64-insn.h (enum aarch64_opcodes): Moved from gdbserver/linux-aarch64-low.c. (struct aarch64_register): Likewise. (struct aarch64_memory_operand): Likewise. (ENCODE): Likewise. (can_encode_int32): New macro. (emit_b, emit_bcond, emit_cb, emit_ldr, emit_ldrsw): Likewise. (emit_tb, emit_nop): Likewise. (emit_insn): Declare. (emit_load_store): Declare. gdb/gdbserver: 2015-10-12 Yao Qi <yao.qi@linaro.org> * linux-aarch64-low.c (enum aarch64_opcodes): Move to arch/aarch64-insn.h. (struct aarch64_memory_operand): Likewise. (ENCODE): Likewise. (emit_insn): Move to arch/aarch64-insn.c. (emit_b, emit_bcond, emit_cb, emit_tb): Remove. (emit_load_store): Move to arch/aarch64-insn.c. (emit_ldr, emit_ldrb, emit_ldrsw, emit_nop): Remove. (can_encode_int32): Remove.
2015-10-12Move aarch64_relocate_instruction to arch/aarch64-insn.cYao Qi5-155/+162
This patch moves aarch64_relocate_instruction and visitor class to arch/aarch64-insn.c, so that both GDB and GDBserver can use it. gdb: 2015-10-12 Yao Qi <yao.qi@linaro.org> * arch/aarch64-insn.c (aarch64_decode_ldr_literal): Moved from gdbserver/linux-aarch64-low.c. (aarch64_relocate_instruction): Likewise. * arch/aarch64-insn.h (aarch64_decode_ldr_literal): Declare. (struct aarch64_insn_data): Moved from gdbserver/linux-aarch64-low.c. (struct aarch64_insn_visitor): Likewise. (aarch64_relocate_instruction): Declare. gdb/gdbserver: 2015-10-12 Yao Qi <yao.qi@linaro.org> * linux-aarch64-low.c (extract_signed_bitfield): Remove. (aarch64_decode_ldr_literal): Move to gdb/arch/aarch64-insn.c. (aarch64_relocate_instruction): Likewise. (struct aarch64_insn_data): Move to gdb/arch/aarch64-insn.h. (struct aarch64_insn_visitor): Likewise.
2015-10-12Use visitor in aarch64_relocate_instructionYao Qi2-143/+314
Nowadays, the instruction decodings and handling are mixed together inside aarch64_relocate_instruction. The patch decouples instruction decoding and instruction handling by using visitor pattern. That is, aarch64_relocate_instruction decode instructions and visit each instruction by different visitor methods. Each visitor defines the concrete things to different instructions. Fast tracepoint instruction relocation and displaced stepping can define their own visitors, sub-class of struct aarch64_insn_data. gdb/gdbserver: 2015-10-12 Yao Qi <yao.qi@linaro.org> * linux-aarch64-low.c (struct aarch64_insn_data): New. (struct aarch64_insn_visitor): New. (struct aarch64_insn_relocation_data): New. (aarch64_ftrace_insn_reloc_b): New function. (aarch64_ftrace_insn_reloc_b_cond): Likewise. (aarch64_ftrace_insn_reloc_cb): Likewise. (aarch64_ftrace_insn_reloc_tb): Likewise. (aarch64_ftrace_insn_reloc_adr): Likewise. (aarch64_ftrace_insn_reloc_ldr_literal): Likewise. (aarch64_ftrace_insn_reloc_others): Likewise. (visitor): New. (aarch64_relocate_instruction): Use visitor.
2015-10-12Move append_insns out of aarch64_relocate_instructionYao Qi2-18/+26
aarch64_relocate_instruction should only decode instructions, and other operations should be done out side of it. This patch moves append_insns out of aarch64_relocate_instruction, to its caller. gdb/gdbserver: 2015-10-12 Yao Qi <yao.qi@linaro.org> * linux-aarch64-low.c (aarch64_relocate_instruction): Return int. Add argument buf. (aarch64_install_fast_tracepoint_jump_pad): Pass buf to aarch64_relocate_instruction.
2015-10-12Move target_read_uint32 out of aarch64_relocate_instructionYao Qi2-7/+14
This patch is to move target_read_uint32 out of aarch64_relocate_instruction and pass INSN to aarch64_relocate_instruction, so that it is cleaner, only decode instructions. gdb/gdbserver: 2015-10-12 Yao Qi <yao.qi@linaro.org> * linux-aarch64-low.c (aarch64_relocate_instruction): Add argument insn. Remove local variable insn. Don't call target_read_uint32. (aarch64_install_fast_tracepoint_jump_pad): Call target_read_uint32.
2015-10-12More tests in gdb.arch/insn-reloc.cYao Qi2-3/+57
This patch adds more tests in gdb.arch/insn-reloc.c to cover instruction BL and cover B.CON when CON is false. These new added tests can be used for displaced stepping too. gdb/testsuite: 2015-10-12 Yao Qi <yao.qi@linaro.org> * gdb.arch/insn-reloc.c (can_relocate_bcond): Rename to ... (can_relocate_bcond_true): ... it. (can_relocate_bcond_false): New function. (foo): Likewise. (can_relocate_bl): Likewise. (testcases) [__aarch64__]: Add can_relocate_bcond_false and can_relocate_bl.
2015-10-12Forward VALUE_LVAL when avoiding side effects for STRUCTOP_STRUCTPierre-Marie de Rodat5-1/+81
Assume foo_array is a pointer to a C structure. GDB must evaluate the following expression properly, but it does not currently: (gdb) print 1 && &foo_array[1].a Attempt to take address of value not located in memory. The problem is that in EVAL_AVOID_SIDE_EFFECTS mode, eval.c:evaluate_subexp_standard always returns a not_lval value as the result for a STRUCTOP_STRUCT operation. As a consequence, the rest of the code believes that one cannot take the address of the returned value. This patch fixes STRUCTOP_STRUCT handling so that the VALUE_LVAL attribute for the returned value is properly initialized. After this change, the above session becomes: (gdb) print 1 && &foo_array[1].a $1 = 1 gdb/ChangeLog: * eval.c (evaluate_subexp_standard) <STRUCTOP_STRUCT>: If EVAL_AVOID_SIDE_EFFECTS mode, forward the VALUE_LVAL attribute to the returned value. gdb/testsuite/ChangeLog: * gdb.base/nested-addr.c: New file. * gdb.base/nested-addr.exp: New testcase. Tested on x86_64-linux, no regression.
2015-10-12avr: Fix bugs in org/align tracking.Andrew Burgess7-16/+41
This commit fixes a few issues in the mechanism for passing information about ".org" and ".align" directives from the assembler to the linker, used by the avr target. In the original commit fdd410ac7a07dfb47dcb992201000582a280d8b2, there were some mistakes when writing out information about ".align" directives: - An align with fill does not write out its information correctly, the fill data overwrites the alignment data. - Each alignment directive is recorded at the location where the previous alignment directive should be recorded, the first alignment directive is discarded. In commit 137c83d69fad77677cc818593f9399caa777a0c5, the data produced by objdump is not correct: - It's miss-aligned due to a missing whitespace. - The fill data for align with fill records is not displayed correctly. All of the above issues are addressed in this commit, and the test is improved to cover these cases. binutils/ChangeLog: * od-elf32_avr.c (elf32_avr_dump_avr_prop): Fix printing of align specific data, fix formatting for align and org data. gas/ChangeLog: * config/tc-avr.c (avr_output_property_record): Fix overwrite bug for align and fill records. (avr_handle_align): Record fill information for align frags. (create_record_for_frag): Add next frag assertion, use correct address for align records. gas/testsuite/ChangeLog: * gas/avr/avr-prop-1.s: Use fill in some cases. * gas/avr/avr-prop-1.d: Update expected results.
2015-10-12PR19083 S/390: Fix garbage collection of some GOT relocs.Andreas Krebbel3-9/+19
bfd/ChangeLog: 2015-10-12 Andreas Krebbel <krebbel@linux.vnet.ibm.com> PR ld/19083 * elf32-s390.c (elf_s390_gc_sweep_hook): Do not reduce got refcount for relocs not really requiring a got slot. * elf64-s390.c (elf_s390_gc_sweep_hook): Likewise.
2015-10-12Automatic date update in version.inGDB Administrator1-1/+1
2015-10-11Ignore references with relocs to discarded sections in .data.rel.ro.local on ↵John David Anglin2-0/+10
hppa-linux.
2015-10-11sim: moxie: fix leakage in error path [BZ #18273]Mike Frysinger2-0/+6
Reported-by: dcb <dcb314@hotmail.com>
2015-10-11sim: bfin: handle negative left saturated shifts as ashifts [BZ #18407]Mike Frysinger4-1/+33
When handling left saturated ashifts with negative immediates, they should be treated as right ashifts. This matches hardware behavior. Reported-by: Igor Rayak <igorr@gitatechnologies.com>
2015-10-11Automatic date update in version.inGDB Administrator1-1/+1
2015-10-10Bug 19113 - read.c stringer assertionAlan Modra2-3/+9
Fails due to signed char promotion. PR gas/19113 * read.c (next_char_of_string): Mask char after escape. Use CHAR_MASK rather than 0xff.
2015-10-10Automatic date update in version.inGDB Administrator1-1/+1
2015-10-09[Ada] ada_unpack_from_contents: Error if target buffer not large enoughJoel Brobecker2-1/+15
This adds a guard that the size of the "unpacked" buffer is large enough to contain at least BIT_SIZE bits. If not, report an error. This is to guard this routine from doing buffer overflows when called incorrectly. gdb/ChangeLog: * ada-lang.c (ada_unpack_from_contents): Add guard that unpacked is large enough for BIT_SIZE. Update function comment.
2015-10-09[Ada] Buffer overflow in ada_unpack_from_contentsJoel Brobecker2-1/+19
This patch fixes a buffer overflow in ada_unpack_from_contents caused by one of the previous commits. This happens when trying to print the value of an array of variant records. The overflow happens while trying to print one element of the array. Because the size of each element in the array is variable, the array has a DWARF byte_stride attribute, which makes us treat the array as if it was packed. And during the extraction of each array element, we try to unpack an object using the array's byte stride as the size, into an element whose size is actually less than the stride. This patch fixes the issue by overriding the byte-stride with the actual element's length. gdb/ChangeLog: * ada-lang.c (ada_value_primitive_packed_val): Move src_len variable to local block where used. Override BIT_SIZE if bigger than size of resolved type.
2015-10-09make is_scalar_type non-static and use it in ada-lang.cJoel Brobecker4-14/+11
Just a small cleanup, to avoid code duplication... gdb/ChangeLog: * gdbtypes.h (is_scalar_type): Add extern declaration. * gdbtypes.c (is_scalar_type): Make non-static. * ada-lang.c (ada_value_primitive_packed_val): Use is_scalar_type to compute IS_SCALAR instead of doing it ourselves.
2015-10-09[Ada] Better handling of dynamic types in ada_value_primitive_packed_valJoel Brobecker2-29/+57
There is some partial handling for dynamic types in ada_value_primitive_packed_val, but this support was added in a fairly ad hoc way, and actually only covered the situation where OBJ is not NULL and its contents had not been fetched yet. In addition, even in the cases that it does cover, it doesn't make much sense. In particular, it was adjusting BIT_SIZE and SRC_LEN, which are properties of the data to be extracted _from_, based on TYPE's length once resolved, which is a property of the data we want to extract _to_. This patch hopefully adjust this function to handle dynamic types correctly, and in all cases. It does so by unpacking the data into a temporary buffer in order to use that buffer to resolve the type. And _then_ creates the resulting value from that resolved type. gdb/ChangeLog: * ada-lang.c (ada_value_primitive_packed_val): Rework handling of case where TYPE is dynamic.
2015-10-09[Ada] split data unpacking code out of ada_value_primitive_packed_val.Joel Brobecker2-91/+133
This patch is just preparation work which splits the function ada_value_primitive_packed_val into two function: one which unpacks the data, and the other which now uses it to implement ada_value_primitive_packed_val. This simplifies a bit ada_value_primitive_packed_val, but will also allow us to use the new function to unpack data without actually creating a struct value as a result. gdb/ChangeLog: * ada-lang.c (ada_unpack_from_contents): New function, extracted from ada_value_primitive_packed_val. (ada_value_primitive_packed_val): Replace extracted out code by call to ada_unpack_from_contents.
2015-10-09Reorder variable declarations in ada_value_primitive_packed_valJoel Brobecker2-9/+18
This patch just changes the order in which local variables are declared so as to group the logically-related variables together. No code change otherwise. gdb/ChangeLog: * ada-lang.c (ada_value_primitive_packed_val): Reorder local variable declarations.
2015-10-09use gdb_byte in ada-lang.c::ada_value_primitive_packed_val...Joel Brobecker2-5/+11
... instead of "unsigned char". gdb/Changelog: * ada-lang.c (ada_value_primitive_packed_val): Change the type of local variables src and unpacked to "gdb_type *" instead of "unsigned char *".