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2015-10-28Orphan output section with multiple input sectionsAlan Modra7-40/+71
If given input sections with differing flags, we'd like to place the section according to the final output section flags. bfd/ PR ld/19162 * elflink.c (_bfd_elf_gc_mark_reloc): Move code iterating over linker input bfds.. * section.c (bfd_get_next_section_by_name): ..to here. Add ibfd param. (bfd_get_linker_section): Adjust bfd_get_next_section_by_name call. * tekhex.c (first_phase): Likewise. * elflink.c (bfd_elf_gc_sections): Likewise. * bfd-in2.h: Regenerate. ld/ PR ld/19162 * emultempl/elf32.em (gld${EMULATION_NAME}_place_orphan): Check flags before calling _bfd_elf_match_sections_by_type. Merge flags for any other input sections that might match a new output section to decide placement.
2015-10-28Automatic date update in version.inGDB Administrator1-1/+1
2015-10-27Patch for PR gold/19042 - unsupported reloc 311/312.Han Shen2-0/+30
gold/ * aarch64.cc (Target_aarch64::Scan::local): Add support for reloc 311/312.
2015-10-27Make host_address_to_string/gdb_print_host_address cast parameter to 'void *'Pedro Alves5-4/+23
Fixes a set of errors like: ../../src/gdb/symfile-debug.c: In function ‘int debug_qf_map_symtabs_matching_filename(objfile*, const char*, const char*, int (*)(symtab*, void*), void*)’: ../../src/gdb/symfile-debug.c:137:39: error: invalid conversion from ‘int (*)(symtab*, void*)’ to ‘const void*’ [-fpermissive] host_address_to_string (callback), ^ Note this has to work with data and function pointers. In C++11 we may perhaps do something a bit safer, but we're not there yet, and I don't think it really matters. For now just always do a simple C-style cast in host_address_to_string itself. No point in adding a void * cast to each and every caller. gdb/ChangeLog: 2015-10-27 Pedro Alves <palves@redhat.com> * common/print-utils.c (host_address_to_string): Rename to ... (host_address_to_string_1): ... this. * common/print-utils.h (host_address_to_string): Reimplement as wrapper around host_address_to_string_1. * utils.c (gdb_print_host_address): Rename to ... (gdb_print_host_address_1): ... this. * utils.h (gdb_print_host_address): Reimplement as wrapper macro around host_address_to_string_1.
2015-10-27target_read_memory&co: no longer return target_xfer_statusPedro Alves8-49/+72
Years ago, these functions used to return errno/EIO. Later, through a series of changes that intended to remove native/remote differences, they ended up returning a target_xfer_status in disguise. Unlike target_xfer_partial&co, the point of target_read_memory&co is to either fully succeed or fail. On error, they always return TARGET_XFER_E_IO. So there's no real point in casting the return of target_read_memory to a target_xfer_status to pass it to memory_error. Instead, it results in clearer code to simply decouple target_read_memory&co's return from target_xfer_status. This fixes build errors like this in C++ mode: ../../src/gdb/corefile.c: In function ‘void read_stack(CORE_ADDR, gdb_byte*, ssize_t)’: ../../src/gdb/corefile.c:276:34: error: invalid conversion from ‘int’ to ‘target_xfer_status’ [-fpermissive] memory_error (status, memaddr); ^ ../../src/gdb/corefile.c:216:1: error: initializing argument 1 of ‘void memory_error(target_xfer_status, CORE_ADDR)’ [-fpermissive] gdb/ChangeLog: 2015-10-27 Pedro Alves <palves@redhat.com> * alpha-tdep.c (alpha_read_insn): Always pass TARGET_XFER_E_IO to memory_error. Rename local 'status' to 'res'. * c-lang.c (c_get_string): Always pass TARGET_XFER_E_IO to memory_error. * corefile.c (read_stack, read_code, write_memory): Always pass TARGET_XFER_E_IO to memory_error. * disasm.c (dis_asm_memory_error): Always pass TARGET_XFER_E_IO to memory_error. Rename parameter 'status' to 'err'. (dump_insns): Rename local 'status' to 'err'. * mips-tdep.c (mips_fetch_instruction): Rename parameter 'statusp' to 'errp'. Rename local 'status' to 'err'. Always pass TARGET_XFER_E_IO to memory_error. (mips_breakpoint_from_pc): Rename local 'status' to 'err'. * target.c (target_read_memory, target_read_raw_memory) (target_read_stack, target_read_code, target_write_memory) (target_write_raw_memory): Return -1 on error instead of TARGET_XFER_E_IO. * valprint.c (val_print_string): Rename local 'errcode' to 'err'. Always pass TARGET_XFER_E_IO to memory_error. Update comment.
2015-10-27guile: Change return value of gdbscm_with_guile for const char *Simon Marchi4-13/+31
The documentation of gdbscm_with_guile says that it returns a statically allocated string (IOW, a const char *). We can reflect that in its return value type, and get rid of C++ build errors. Initially fixes: /home/simark/src/binutils-gdb/gdb/guile/scm-disasm.c: In function ‘void* gdbscm_disasm_read_memory_worker(void*)’: /home/simark/src/binutils-gdb/gdb/guile/scm-disasm.c:93:12: error: invalid conversion from ‘const void*’ to ‘void*’ [-fpermissive] return "seek error"; gdb/ChangeLog: * guile/guile-internal.h (gdbscm_with_guile): Change return types to const char *. * guile/scm-safe-call.c (gdbscm_with_guile): Likewise. (struct c_data) <func>: Likewise. (struct c_data) <result>: Change type to const char *. (scscm_eval_scheme_string): Change return type to const char *. (scscm_source_scheme_script): Likewise. (gdbscm_safe_eval_string): Change type of result variable to const char * and remove cast. (gdbscm_safe_source_script): Likewise. * guile/scm-disasm.c (gdbscm_disasm_read_memory_worker): Change return type to const char *. (gdbscm_disasm_read_memory): Change type of status to const char *.
2015-10-27source.c:openp: save/restore errnoPedro Alves2-0/+12
openp's return is documented as: ~~~ If a file is found, return the descriptor. Otherwise, return -1, with errno set for the last name we tried to open. */ ~~~ By inspection, I noticed that there are function calls after the ones that first set errno, and those may clobber errno. It's safer to save errno when see an open fail, and restore it on exit. Tested on x86_64 Fedora 20. gdb/ChangeLog: 2015-10-27 Pedro Alves <palves@redhat.com> * source.c (openp): New local 'last_errno'. Use it to save/restore errno.
2015-10-27Fix RL78 disassembly of DE+offset addressing to always show the offset, even ↵Vinay Kumar8-25/+68
when zero. PR binutils/19159 opcodes * rl78-decode.opc (MOV): Added offset to DE register in index addressing mode. * rl78-decode.c: Regenerate. test * gas/rl78/pr19159.s: New test source file. * gas/rl78/pr19159.d: New test case. * gas/rl78/rl78.exp: Run the new test.
2015-10-27psymtab.c: Add castsPedro Alves2-2/+7
... as needed for C++. gdb/ChangeLog: 2015-10-27 Pedro Alves <palves@redhat.com> * psymtab.c (dump_psymtab_addrmap_1): Add casts.
2015-10-27ctf.c: Fix int/enum implicit castSimon Marchi2-2/+14
This patch was taken directly from Pedro's branch. Right now, SET_INT32_FIELD is used to set enum fields. This works in C, but not C++. Therefore, define the new SET_ENUM_FIELD, which casts the value to the right enum type. gdb/ChangeLog: * ctf.c (SET_ENUM_FIELD): New macro. (ctf_read_status): Use it. (ctf_read_tp): Use it.
2015-10-27Display system registers by their names when disassembling RL78 instructions.Vinay Kumar8-13/+81
PR binutils/19158 opcodes * rl78-decode.opc: Add 's' print operator to instructions that access system registers. * rl78-decode.c: Regenerate. * rl78-dis.c (print_insn_rl78_common): Decode all system registers. tests * gas/rl78/pr19158.s: New test source file. * gas/rl78/pr19158.d: New test case. * gas/rl78/rl78.exp: Run the new test.
2015-10-27Fix RL78 disassembly so that SP+OFFSET addressing always shows the offset, ↵Vinay Kumar7-20/+86
even when zero. PR binutils/19157 opcodes * rl78-decode.opc: Add 'a' print operator to mov instructions using stack pointer plus index addressing. * rl78-decode.c: Regenerate. tests * gas/rl78: New directory. * gas/rl78/rl78.exp: New test driver. * gas/rl78/pr19157.s: New test source file. * gas/rl78/pr19157.d: New test case.
2015-10-27Add scm_t_dynwind_flags castsSimon Marchi5-5/+13
There is a handful of calls to scm_dynwind_begin (0); where the parameter is an enum, scm_t_dynwind_flags. In C++, we have no choice but to add an explicit cast, since there is no enum value that represents 0 (no flags set). gdb/ChangeLog: * guile/scm-breakpoint.c (gdbscm_set_breakpoint_stop_x): Add scm_t_dynwind_flags casts. * guile/scm-cmd.c (gdbscm_parse_command_name): Likewise. * guile/scm-ports.c (gdbscm_open_memory): Likewise. * guile/scm-value.c (gdbscm_value_to_string): Likewise.
2015-10-27Introduce ax_raw_byte and use itSimon Marchi4-3/+20
This patch was taken directly from Pedro's branch. ax_simple is used to append an agent expression operator to an agent expression string. Therefore, it takes an enum agent_op as input. There is an instance where it's called to append a raw byte, unrelated to the enum. It makes the build fail in C++ mode. This patch introduces ax_raw_byte for that purpose and uses it. gdb/ChangeLog: * ax.h (ax_raw_byte): New declaration. * ax-general.c (ax_raw_byte): New function. (ax_simple): Use ax_raw_byte. * ax-gdb.c (gen_printf): Likewise.
2015-10-27ada-lang.h: Add cast in GROW_VECTSimon Marchi2-1/+5
The assignment requires a cast in C++. We only use this macro for vectors of chars, so adding (char *) diretly will do for now. gdb/ChangeLog: * ada-lang.h (GROW_VECT): Add cast.
2015-10-27Add --fix-stm32l4xx-629360 to the ARM linker to enable a link-time ↵Laurent Alfonsi22-8/+2533
workaround for a bug in the bus matrix / memory controller for some of the STM32 Cortex-M4 based products (STM32L4xx). bfd * bfd-in2.h: Regenerate. * bfd-in.h (bfd_arm_stm32l4xx_fix): New enum. Specify how STM32L4XX instruction scanning should be done. (bfd_elf32_arm_set_stm32l4xx_fix) (bfd_elf32_arm_stm32l4xx_erratum_scan) (bfd_elf32_arm_stm32l4xx_fix_veneer_locations): Add prototypes. (bfd_elf32_arm_set_target_relocs): Add stm32l4xx fix type argument to prototype. * elf32-arm.c (STM32L4XX_ERRATUM_VENEER_SECTION_NAME) (STM32L4XX_ERRATUM_VENEER_ENTRY_NAME): Define macros. (elf32_stm32l4xx_erratum_type): New enum. (elf32_stm32l4xx_erratum_list): New struct. List of veneers or jumps to veneers. (_arm_elf_section_data): Add stm32l4xx_erratumcount, stm32l4xx_erratumlist. (elf32_arm_link_hash_table): Add stm32l4xx_erratum_glue_size, stm32l4xx_fix and num_stm32l4xx_fixes fields. (ctz): New function. (popcount): New function. (elf32_arm_link_hash_table_create): Initialize stm32l4xx_fix. (put_thumb2_insn): New function. (STM32L4XX_ERRATUM_LDM_VENEER_SIZE): Define. Size of a veneer for LDM instructions. (STM32L4XX_ERRATUM_VLDM_VENEER_SIZE): Define. Size of a veneer for VLDM instructions. (bfd_elf32_arm_allocate_interworking_sections): Initialise erratum glue section. (record_stm32l4xx_erratum_veneer) : New function. Create a single veneer, and its associated symbols. (bfd_elf32_arm_add_glue_sections_to_bfd): Add STM32L4XX erratum glue. (bfd_elf32_arm_set_stm32l4xx_fix): New function. Set the type of erratum workaround required. (bfd_elf32_arm_stm32l4xx_fix_veneer_locations): New function. Find out where veneers and branches to veneers have been placed in virtual memory after layout. (is_thumb2_ldmia): New function. (is_thumb2_ldmdb): Likewise. (is_thumb2_vldm ): Likewise. (stm32l4xx_need_create_replacing_stub): New function. Decide if a veneer must be emitted. (bfd_elf32_arm_stm32l4xx_erratum_scan): Scan the sections of an input BFD for potential erratum-triggering insns. Record results. (bfd_elf32_arm_set_target_relocs): Set stm32l4xx_fix field in global hash table. (elf32_arm_size_dynamic_sections): Collect glue information. (create_instruction_branch_absolute): New function. (create_instruction_ldmia): Likewise. (create_instruction_ldmdb): Likewise. (create_instruction_mov): Likewise. (create_instruction_sub): Likewise. (create_instruction_vldmia): Likewise. (create_instruction_vldmdb): Likewise. (create_instruction_udf_w): Likewise. (create_instruction_udf): Likewise. (push_thumb2_insn32): Likewise. (push_thumb2_insn16): Likewise. (stm32l4xx_fill_stub_udf): Likewise. (stm32l4xx_create_replacing_stub_ldmia): New function. Expands the replacing stub for ldmia instructions. (stm32l4xx_create_replacing_stub_ldmdb): Likewise for ldmdb. (stm32l4xx_create_replacing_stub_vldm): Likewise for vldm. (stm32l4xx_create_replacing_stub): New function. Dispatches the stub emission to the appropriate functions. (elf32_arm_write_section): Output veneers, and branches to veneers. ld * ld.texinfo: Description of the STM32L4xx erratum workaround. * emultempl/armelf.em (stm32l4xx_fix): New. (arm_elf_before_allocation): Choose the type of fix, scan for erratum. (gld${EMULATION_NAME}_finish): Fix veneer locations. (arm_elf_create_output_section_statements): Propagate stm32l4xx_fix value. (PARSE_AND_LIST_PROLOGUE): Define OPTION_STM32L4XX_FIX. (PARSE_AND_LIST_LONGOPTS): Add entry for handling --fix-stm32l4xx-629360. (PARSE_AND_LIST_OPTION): Add entry for helping on --fix-stm32l4xx-629360. (PARSE_AND_LIST_ARGS_CASES): Treat OPTION_STM32L4XX_FIX. tests * ld-arm/arm-elf.exp (armelftests_common): Add STM32L4XX tests. * ld-arm/stm32l4xx-cannot-fix-far-ldm.d: New. * ld-arm/stm32l4xx-cannot-fix-far-ldm.s: Likewise. * ld-arm/stm32l4xx-cannot-fix-it-block.d: Likewise. * ld-arm/stm32l4xx-cannot-fix-it-block.s: Likewise. * ld-arm/stm32l4xx-fix-all.d: Likewise. * ld-arm/stm32l4xx-fix-all.s: Likewise. * ld-arm/stm32l4xx-fix-it-block.d: Likewise. * ld-arm/stm32l4xx-fix-it-block.s: Likewise. * ld-arm/stm32l4xx-fix-ldm.d: Likewise. * ld-arm/stm32l4xx-fix-ldm.s: Likewise. * ld-arm/stm32l4xx-fix-vldm.d: Likewise. * ld-arm/stm32l4xx-fix-vldm.s: Likewise.
2015-10-27Add support to readelf for reading NetBSD ELF core notes.Stephen Fisher4-0/+48
binutils * binutils.c (process_netbsd_elf_note): New function. (process_note): Call the new function for NetBSD core notes. include * common.h (NT_NETBSD_MARCH): Define.
2015-10-27Add support for 32-bit and 64-bit PowerPC AIX core files.Sangamesh Mallayya4-23/+101
* configure.ac (powerpc64-*-aix[5-9].*): Match powerpc64 running aix for core file support. * configure: Regenerate. * rs6000-core.c: Check for __ld_info64 if compiling 64-bit gdb. Added BFD64 check if we are using old core file format for 32-bit gdb. Set sizeof CORE_COMMONSZ appropriately in case of either new or old core file format. (read_hdr): Added BFD64 check for 64-bit support. (rs6000coff_core_p): Likewise. (rs6000coff_core_file_matches_executable_p): Likewise. (rs6000coff_core_file_failing_command): Likewise. (rs6000coff_core_file_failing_signal): Likewise. Add support for debugging core files generated by binaries in Large Memory model. (rs6000coff_core_p): If Large Memory Model is used, then the .data segment should start from BDATAORG which has been defined in the system header files.
2015-10-27Prevent overflowing the selected_cpu_name buffer in the ARM assembler.Jim Wilson2-2/+15
* config/tc-arm.c (selected_cpu_name): Increase length of array to accomodate "Samsung Exynos M1". (arm_parse_cpu): Add assertion and length check to prevent overfilling selected_cpu_name.
2015-10-27xfail pr19161 test on hppa-linuxAlan Modra2-1/+6
HPPA linux needs libgcc.a for millicode routine $$dyncall. * ld-gc/pr19161.d: xfail hppa-*-*.
2015-10-27Fix access_to_packed_array.exp typos/errorsJan Kratochvil2-4/+8
Running ./gdb.ada/access_to_packed_array.exp ... ERROR: tcl error sourcing ./gdb.ada/access_to_packed_array.exp. ERROR: extra characters after close-quote while executing "gdb_test "print pack.a" "\\(0 => 1, 2, 3, 4, 5, 6, 7, 8, 9, 10\\)")" (file "./gdb.ada/access_to_packed_array.exp" line 29) invoked from within "source ./gdb.ada/access_to_packed_array.exp" ("uplevel" body line 1) invoked from within "uplevel #0 source ./gdb.ada/access_to_packed_array.exp" invoked from within "catch "uplevel #0 source $test_file_name"" Unrelated to the typos I have changed the print expectations s/"x"/" = x"/ as for example expectation "3" should not match " = 43". 2015-10-27 Jan Kratochvil <jan.kratochvil@redhat.com> * gdb.ada/access_to_packed_array.exp: Fix typos erroring the testfile.
2015-10-26symtab.h (struct general_symbol_info> <ada_mangled>: Update comment.Doug Evans2-1/+5
gdb/ChangeLog: * symtab.h (struct general_symbol_info> <ada_mangled>: Update comment.
2015-10-27Evaluate __start_* and __stop_* symbol PROVIDE expressions earlyAlan Modra3-9/+32
Makes these symbols defined before bfd_elf_size_dynamic_sections, to avoid horrible hacks elsewhere. The exp_fold_tree undefweak change is necessary to define undefweak symbols early too. The comment was wrong. PROVIDE in fact defines undefweak symbols, via bfd_elf_record_link_assignment. PR ld/19175 * ldlang.c (lang_insert_orphan): Evaluate __start_* and __stop_* symbol PROVIDE expressions. * ldexp.c (exp_fold_tree_1 <etree_provide>): Define undefweak references.
2015-10-26target.c: Add a cast and change a typeSimon Marchi2-4/+10
Fixes some errors in C++ build. gdb/ChangeLog: * target.c (memory_xfer_partial): Change type of buf to gdb_byte pointer. (simple_search_memory): Cast return of memmem.
2015-10-26stap-probe.c: Add castsSimon Marchi2-4/+10
gdb/ChangeLog: * stap-probe.c (handle_stap_probe): Add (const char *) casts.
2015-10-26ctf_xfer_partial: Return TARGET_XFER_E_IO instead of -1 on errorSimon Marchi2-1/+6
Use the enum value instead of the corresponding int value. gdb/ChangeLog: * ctf.c (ctf_xfer_partial): Return TARGET_XFER_E_IO instead of -1 on error.
2015-10-27Automatic date update in version.inGDB Administrator1-1/+1
2015-10-26Check symbol defined by assignment in linker scriptH.J. Lu14-102/+102
Symbol symbol defined by an assignment in a linker script has type bfd_link_hash_new. elf_i386_convert_load and elf_x86_64_convert_load should check bfd_link_hash_new to see if a symbol is defined by a linker script. bfd/ PR ld/19175 * elf32-i386.c (elf_i386_convert_load): Check bfd_link_hash_new instead of calling bfd_link_get_defined_symbol. * elf64-x86-64.c (elf_x86_64_convert_load): Likewise. Skip relocation overflow for bfd_link_hash_new. * linker.c (bfd_link_get_defined_symbol): Removed. * bfd-in2.h: Regenerated. ld/testsuite/ PR ld/19175 * ld-i386/i386.exp: Run pr19175. * ld-x86-64/x86-64.exp: Likewise. * ld-i386/pr19175.d: New file. * ld-i386/pr19175.s: Likewise. * ld-i386/pr19175.t: Likewise. * ld-x86-64/pr19175.d: Likewise. * ld-x86-64/pr19175.s: Likewise. * ld-x86-64/pr19175.t: Likewise.
2015-10-26PR symtab/17391 gdb internal error: assertion fails in regcache.c:178Doug Evans31-191/+411
gdb/ChangeLog: * dwarf2-frame.c (dwarf2_restore_rule): Call dwarf_reg_to_regnum instead of gdbarch_dwarf2_reg_to_regnum. (dwarf2_frame_cache): Ditto. (read_addr_from_reg): Call dwarf_reg_to_regnum_or_error instead of gdbarch_dwarf2_reg_to_regnum. (get_reg_value): Ditto. (dwarf2_fetch_cfa_info): Ditto. (dwarf2_frame_prev_register): Ditto. * dwarf2loc.c: #include "complaints.h". (dwarf_expr_read_addr_from_reg): Call dwarf_reg_to_regnum_or_error instead of gdbarch_dwarf2_reg_to_regnum. (dwarf_expr_get_reg_value): Ditto. (read_pieced_value): Ditto. (write_pieced_value): Ditto. (dwarf2_evaluate_loc_desc_full): Ditto. (dwarf_reg_to_regnum): New function. (throw_bad_regnum_error): New function. (dwarf_reg_to_regnum_or_error): Renamed from dwarf2_reg_to_regnum_or_errorChange to take a ULONGEST regnum. All callers updated. Call throw_bad_regnum_error. (locexpr_regname): Improve text of bad register number. * dwarf2loc.h (dwarf_reg_to_regnum): Declare. (dwarf_reg_to_regnum_or_error): Update prototype. * dwarf2expr.c: #include "dwarf2loc.h". (dwarf_block_to_sp_offset): Call dwarf_reg_to_regnum instead of gdbarch_dwarf2_reg_to_regnum. * gdbarch.sh (dwarf2_reg_to_regnum): Add comment. * gdbarch.h: Regenerate. * amd64-tdep.c (amd64_dwarf_reg_to_regnum): Remove warning for bad register. * avr-tdep.c (avr_dwarf_reg_to_regnum): Ditto. * cris-tdep.c (cris_dwarf2_reg_to_regnum): Ditto. * bfin-tdep.c (bfin_reg_to_regnum): Fix error checking. * hppa-linux-tdep.c (hppa_dwarf_reg_to_regnum): Improve error checking. Remove warning for bad register. * hppa-tdep.c (hppa64_dwarf_reg_to_regnum): Ditto. * i386-tdep.c (i386_svr4_dwarf_reg_to_regnum): Renamed from i386_svr4_reg_to_regnum. Return -1 for bad registers. (i386_svr4_reg_to_regnum): New function. (i386_gdbarch_init): Update call to set_gdbarch_dwarf2_reg_to_regnum. * microblaze-tdep.c (microblaze_dwarf2_reg_to_regnum): Don't assert on bad registers, return -1. * msp430-tdep.c (msp430_dwarf2_reg_to_regnum): Improve error checking. Remove warning for bad register. * nios2-tdep.c: Add static assert for NIOS2_NUM_REGS. (nios2_dwarf_reg_to_regnum): Fix off-by-one error. Remove warning for bad register. Return -1 for bad register. * rl78-tdep.c (rl78_dwarf_reg_to_regnum): Don't flag an internal error for bad register, return -1. * rx-tdep.c (rx_dwarf_reg_to_regnum): Ditto. * m68k-tdep.c (m68k_dwarf_reg_to_regnum): Fix error result. * mep-tdep.c (mep_debug_reg_to_regnum): Ditto. * mips-tdep.c (mips_stab_reg_to_regnum): Ditto. (mips_dwarf_dwarf2_ecoff_reg_to_regnum): Ditto. * mn10300-tdep.c (mn10300_dwarf2_reg_to_regnum): Remove warning for bad regs. * xtensa-tdep.c (xtensa_reg_to_regnum): Remove internal error for bad regs. Fix error result. * stabsread.c (stab_reg_to_regnum): Watch for negative regno. (reg_value_complaint): Update complaint text. * mdebugread.c (reg_value_complaint): New function. (mdebug_reg_to_regnum): Rewrite to watch for bad reg numbers. gdb/testsuite/ChangeLog: * lib/dwarf.exp (_location): Add support for DW_OP_regx. * gdb.dwarf2/bad-regnum.c: New file. * gdb.dwarf2/bad-regnum.exp: New file.
2015-10-26PR python/18938: source -s foo.py with foo.py a symlink to foo.notpy failsDoug Evans4-4/+35
gdb/ChangeLog: PR python/18938 * cli/cli-cmds (source_script_fron_sctream): New arg file_to_open. All callers updated. gdb/testsuite/ChangeLog: * gdb.python/python.exp: Add test for symlink from .py file to .notpy file.
2015-10-26Print address map in output of "mt print psymbols"Doug Evans2-2/+98
gdb/ChangeLog: * psymtab.c (struct dump_psymtab_addrmap_data): Define. (dump_psymtab_addrmap_1, dump_psymtab_addrmap): New functions. (maintenance_print_psymbols): Print address map.
2015-10-26Move __SIGRTMIN.Doug Evans4-6/+13
gdb/ChangeLog: * nat/linux-nat.h (__SIGRTMIN): Move here from gdbserver/linux-low.c. gdb/gdbserver/ChangeLog: * linux-low.c (__SIGRTMIN): Move to nat/linux-nat.h.
2015-10-26musl: Move W_STOPCODE to common/gdb_wait.h.Doug Evans4-8/+14
gdb/ChangeLog: * common/gdb_wait.h (W_STOPCODE): Define, moved here from gdbserver/linux-low.c. (WSETSTOP): Simplify. gdb/gdbserver/ChangeLog: * linux-low.c (W_STOPCODE): Moved to common/gdb_wait.h.
2015-10-26Add some casts for building on musl.Doug Evans4-6/+19
gdb/ChangeLog: * linux-thread-db.c (find_new_threads_callback): Cast ti.ti_tid to unsigned long for debug_printf. (thread_db_pid_to_str): Ditto. gdb/gdbserver/ChangeLog: * thread-db.c (find_one_thread): Cast ti.ti_tid to unsigned long for debug_printf. (attach_thread, find_new_threads_callback): Ditto.
2015-10-26guile: Simplify ioscm_make_gdb_stdio_portSimon Marchi2-11/+11
As pointed out by Pedro, it's clearer to do it this way. We can trust that scm_mode_bits won't try to modify our string, even though it takes a non-const char *. gdb/ChangeLog: * guile/scm-ports.c (ioscm_make_gdb_stdio_port): Do not pass a local char array to scm_mode_bits, use a cast instead.
2015-10-26tui: Simplify tui_alloc_contentSimon Marchi2-25/+20
I stumbled upon this while doing some cxx-conversion work. Since the x-family alloc functions throw on failure, it is useless to test their result for failure. The else branch of != NULL is basically dead code. I changed the type of element_block_ptr to struct tui_win_element, which seems obvious (this is actually what raised the flag, casting the result of xmalloc to struct tui_win_element* wouldn't work). gdb/ChangeLog: * tui/tui-data.c (tui_alloc_content): Don't check xmalloc result. Change type of element_block_ptr. Change allocation to use XNEWVEC.
2015-10-26Properly convert address load of __start_XXX/__stop_XXXH.J. Lu25-10/+184
Since __start_XXX and __stop_XXX symbols aren't defined when address load is being converted, we need to check if there is an XXX output section to get their section and value. This patch adds a new function, bfd_link_get_defined_symbol, to search for the XXX output section to check if __start_XXX and __stop_XXX symbols are defined. bfd/ PR ld/19171 * elf32-i386.c (elf_i386_convert_load): Call bfd_link_get_defined_symbol to check if a symbol is defined. * elf64-x86-64.c (elf_x86_64_convert_load): Call bfd_link_get_defined_symbol to get defined symbol section and value. * linker.c (bfd_link_get_defined_symbol): New function. * bfd-in2.h: Regenerated. ld/testsuite/ PR ld/19171 * ld-i386/lea1.s: Add tests for address load of __start_XXX and __stop_XXX. * ld-i386/mov1.s: Likewise. * ld-x86-64/lea1.s: Likewise. * ld-x86-64/mov1.s: Likewise. * ld-i386/lea1a.d: Updated. * ld-i386/lea1b.d: Likewise. * ld-i386/lea1c.d: Likewise. * ld-i386/mov1a.d: Likewise. * ld-i386/mov1b.d: Likewise. * ld-x86-64/lea1a.d: Likewise. * ld-x86-64/lea1b.d: Likewise. * ld-x86-64/lea1c.d: Likewise. * ld-x86-64/lea1d.d: Likewise. * ld-x86-64/lea1e.d: Likewise. * ld-x86-64/lea1f.d: Likewise. * ld-x86-64/mov1a.d: Likewise. * ld-x86-64/mov1b.d: Likewise. * ld-x86-64/mov1c.d: Likewise. * ld-x86-64/mov1d.d: Likewise.
2015-10-26Do not pass NULL for the string in catch_errorsLuis Machado2-1/+6
I caught a segmentation fault while running gdb.reverse/sigall-reverse.exp, in a mingw32 GDB, in this code path. It boils down to the code trying to strlen () a NULL pointer. I tracked things down and it looks like record_full_message_wrapper_safe is the only offender. gdb/ChangeLog: 2015-10-26 Luis Machado <lgustavo@codesourcery.com> * record-full.c (record_full_message_wrapper_safe): Pass empty string to catch_errors call instead of NULL.
2015-10-26Fix constness problem in ioscm_make_gdb_stdio_portSimon Marchi2-4/+16
ioscm_make_gdb_stdio_port passes const char pointers (literal strings) to scm_mode_bits, which takes a non-const char pointer. Ideally, we would change scm_mode_bits to take a const char pointer, but it's not part of an API we control. Instead, it's easy enough to build the string to pass to scm_mode_bits in a (non-const) char array and pass that. gdb/ChangeLog: * guile/scm-ports.c (ioscm_make_gdb_stdio_port): Pass non-const char pointer to scm_mode_bits.
2015-10-26symtab.c: Add castSimon Marchi2-1/+6
gdb/ChangeLog: * symtab.c (default_make_symbol_completion_list_break_on_1): Add cast.
2015-10-26gdbscm_memory_port_write: use local variable to avoid adding castsSimon Marchi2-2/+8
By having a local variable of type (const gdb_byte *), we can avoid adding two casts. gdb/ChangeLog: * guile/scm-ports.c (gdbscm_memory_port_write): Declare new "data" local variable and use it.
2015-10-26scm-symbol.c: Add (domain_enum) castsSimon Marchi2-2/+9
We currently pass integers as domain_enums to lookup_symbol. The most obvious fix is to add casts there. I first thought of changing the type of the domain variables to domain_enum. However, because we pass a pointer to them to gdbscm_parse_function_args, which expects them to be integers (because of the format string), I don't think it would be correct. If the enum does not have the same size as an int, gdbscm_parse_function_args could write past the memory of domain, overwriting something else on the stack. gdb/ChangeLog: * guile/scm-symbol.c (gdbscm_lookup_global_symbol): Add domain_enum cast. (gdbscm_lookup_symbol): Likewise.
2015-10-26Automatic date update in version.inGDB Administrator1-1/+1
2015-10-25Fix compile.exp error message expectationJan Kratochvil2-1/+6
commit cdaec3f3e7ea9118204f0e579bd3257234fbae63 Author: Luis Machado <lgustavo@codesourcery.com> Date: Thu Aug 27 02:00:16 2015 -0300 Mention language in compile error message regressed: -PASS: gdb.compile/compile.exp: compile code globalvar +FAIL: gdb.compile/compile.exp: compile code globalvar Update the expected message. gdb/testsuite/ChangeLog 2015-10-25 Jan Kratochvil <jan.kratochvil@redhat.com> * gdb.compile/compile.exp (compile code globalvar): Update expectation for a change by "Mention language in compile error message".
2015-10-25Re-apply change for handling non-local references in nested functions.Iain Buclaw2-3/+6
gdb/ChangeLog: * d-exp.y: Remove an obsolete comment and propagate the block information to the produced expression.
2015-10-24tui-data.c: Remove unnecessary castsSimon Marchi2-2/+8
The (void *) casts make the build fail in C++ mode and are unnecessary. gdb/ChangeLog: * tui/tui-data.c (tui_add_to_source_windows): Remove void * cast. (tui_add_content_elements): Likewise.
2015-10-24cli-setshow.c: Constify variableSimon Marchi2-1/+5
Fixes: /home/simark/src/binutils-gdb/gdb/cli/cli-setshow.c:390:13: error: invalid conversion from ‘const char*’ to ‘char*’ [-fpermissive] p = strchr (arg, ' '); ^ gdb/ChangeLog: * cli/cli-setshow.c (do_set_command): Constify p.
2015-10-25Automatic date update in version.inGDB Administrator1-1/+1
2015-10-24Replace (void *) cast with (gdb_byte *)Simon Marchi2-1/+6
Fixes: /home/simark/src/binutils-gdb/gdb/nat/linux-ptrace.c:207:6: error: invalid conversion from ‘void*’ to ‘gdb_byte* {aka unsigned char*}’ [-fpermissive] pc = (void *) (uintptr_t) l; ^ gdb/ChangeLog: * nat/linux-ptrace.c (linux_ptrace_test_ret_to_nx): Replace (void *) cast with (gdb_byte *).
2015-10-24proc-service.c: Add (gdb_byte *) castSimon Marchi2-1/+5
A cast here is necessary, just as it's necessary in ps_pdwrite just below. The type of buf can't be changed, since it's fixed in the ps_pd* API. gdb/ChangeLog: * proc-service.c (ps_pdread): Add cast.
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