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2011-08-08gdb/Jan Kratochvil1-2/+14
* dwarf2loc.c (dwarf2_evaluate_loc_desc_full) <DWARF_VALUE_STACK> (dwarf2_evaluate_loc_desc_full) <DWARF_VALUE_LITERAL>: New variable objfile_gdbarch. Fix BFD_ENDIAN_BIG case. gdb/testsuite/ * gdb.dwarf2/dw2-op-stack-value.S: New file. * gdb.dwarf2/dw2-op-stack-value.exp: New file.
2011-07-25gdb/Jan Kratochvil1-1/+3
Fix implicit pointer offsets. * dwarf2loc.c (indirect_pieced_value): Comment byte_offset. Use also ptr.OFFSET. gdb/testsuite/ Fix implicit pointer offsets. * gdb.dwarf2/implptr.c (add): New marker baz breakpoint. * gdb.dwarf2/implptr.exp (set baz breakpoint for implptr) (continue to breakpoint: continue to baz breakpoint for implptr) (sanity check element 0, sanity check element 1) (enter the inlined function, check element 0 for the offset) (check element 1 for the offset) (continue to breakpoint: ignore the second baz breakpoint): New tests. (set foo breakpoint for implptr): Update the breakpoint number.
2011-07-19gdb/Jan Kratochvil1-0/+14
Fix crash if referenced CU is aged out. * dwarf2loc.c (per_cu_dwarf_call): New variable back_to, use to for xfree of block.data. (indirect_pieced_value): New variable back_to, use to for xfree of baton.data. (dwarf2_compile_expr_to_ax): New variable back_to, use to for xfree of block.data. * dwarf2read.c (dwarf2_find_base_address): New prototype. (load_cu): New function from ... (dw2_do_instantiate_symtab): ... the code here ... (process_full_comp_unit): ... and here. (dwarf2_fetch_die_location_block): Call load_cu first. Call xmemdup on retval.data. gdb/testsuite/ Fix crash if referenced CU is aged out. * gdb.dwarf2/dw2-op-call.exp (maintenance set dwarf2 max-cache-age 0): New. * gdb.dwarf2/implptr.exp: Likewise.
2011-07-19gdb/Jan Kratochvil1-1/+1
* dwarf2loc.c (indirect_pieced_value): Use check_typedef for VALUE's type. gdb/testsuite/ * gdb.dwarf2/implptr.S: Rebuilt. * gdb.dwarf2/implptr.c (intp, intpp, intppp): New typedefs. (bar): Use them for j, k, l. * gdb.dwarf2/implptr.exp: New variable opts. Support runtest parameter COMPILE. (print j in implptr:bar): Update for the intp typedef. (print p[0].x in implptr:foo): Use more exact regex.
2011-07-15gdb/Jan Kratochvil1-17/+32
Code cleanup. * dwarf2-frame.c (dwarf2_frame_ctx_funcs): New. (execute_stack_op): Use dwarf2_frame_ctx_funcs * dwarf2expr.c (dwarf_get_base_type): Access get_base_type via funcs. (execute_stack_op): Access read_reg, get_frame_base, read_mem, get_frame_cfa, get_tls_address and dwarf_call via funcs. * dwarf2expr.h (struct dwarf_expr_context): New forward declaration. (struct dwarf_expr_context_funcs): New, move here methods from ... (struct dwarf_expr_context): ... here. New fields funcs. * dwarf2loc.c (dwarf_expr_dwarf_call): Access get_frame_pc via funcs. (dwarf_expr_ctx_funcs): New. (dwarf2_evaluate_loc_desc_full): Use dwarf_expr_ctx_funcs. (needs_frame_dwarf_call): Access get_frame_pc via funcs. (needs_frame_ctx_funcs): New. (dwarf2_loc_desc_needs_frame): Use needs_frame_ctx_funcs.
2011-07-14gdb/Jan Kratochvil1-1/+1
Code cleanup - constify struct lval_funcs. * dwarf2loc.c (pieced_value_funcs): Make it const. * infrun.c (siginfo_value_funcs): Likewise. * opencl-lang.c (opencl_value_funcs): Likewise. * valops.c (value_assign, value_ind): Make the funcs variable const. * value.c (struct value): Make location.computed.funcs target const. Rearrange the comments. (allocate_computed_value): Make the funcs parameter target const. (value_computed_funcs): Return the funcs target const. (value_free, value_copy, set_value_component_location): Make the funcs variable const. * value.h (allocate_computed_value): Make the funcs parameter target const. (value_computed_funcs): Return the funcs target const. * windows-tdep.c (tlb_value_funcs): Make it const.
2011-07-13gdb/Jan Kratochvil1-9/+9
Code cleanup. * dwarf2loc.c (dwarf_expr_frame_base_1, dwarf2_evaluate_loc_desc_full): Indent prototypes so they do not get into tags.
2011-07-12gdb/Jan Kratochvil1-14/+3
Code cleanup making also optimized out values lazy. * dwarf2loc.c (dwarf2_evaluate_loc_desc_full): Use allocate_optimized_out_value. Twice. (loclist_read_variable) Use allocate_optimized_out_value. Once. * findvar.c (read_var_value): Likewise. * value.c (allocate_optimized_out_value): New function. * value.h (allocate_optimized_out_value): New declaration.
2011-07-08 * dwarf2loc.c (locexpr_regname): New function.Tom Tromey1-20/+94
(locexpr_describe_location_piece): Use it. (disassemble_dwarf_expression): Add per_cu argument. Use locexpr_regname. <DW_OP_GNU_deref_type, DW_OP_GNU_const_type, DW_OP_GNU_regval_type, DW_OP_GNU_convert, DW_OP_GNU_reinterpret>: New cases. (locexpr_describe_location_1): Add per_cu argument. (locexpr_describe_location): Update. (loclist_describe_location): Update.
2011-05-13 * dwarf2loc.c (disassemble_dwarf_expression): Fix instructionTom Tromey1-2/+2
offset display.
2011-05-13 * utils.c (do_value_free): New function.Tom Tromey1-1/+18
(make_cleanup_value_free): Likewise. * dwarf2loc.c (dwarf2_evaluate_loc_desc_full): Handle value freeing correctly. (dwarf2_loc_desc_needs_frame): Call make_cleanup_value_free_to_mark. * dwarf2expr.h (struct dwarf_expr_context) <mark>: Remove field. * dwarf2expr.c (free_dwarf_expr_context): Don't call value_free_to_mark. (new_dwarf_expr_context): Don't call value_mark. * dwarf2-frame.c (execute_stack_op): Call make_cleanup_value_free_to_mark. * defs.h (make_cleanup_value_free): Declare.
2011-05-12gdbTom Tromey1-25/+35
PR gdb/12617: * value.h (value_from_contents): Declare. * value.c (value_from_contents): New function. * dwarf2read.c (dwarf_stack_op_name): Add new values. (dwarf2_get_die_type): New function. * dwarf2loc.c (dwarf_expr_get_base_type): New function. (allocate_piece_closure): Acquire reference to values. (read_pieced_value): Update for value-based expressions. (write_pieced_value): Likewise. (free_pieced_value_closure): Call value_free as needed. (dwarf2_evaluate_loc_desc_full): Set get_base_type field. Update for value-based expressions. * dwarf2loc.h (dwarf2_get_die_type): Declare. * dwarf2expr.h (struct dwarf_stack_value) <value>: Change type. <get_base_type>: New field. (struct dwarf_expr_piece) <v.value>: Change type. <v.regno>: New field. (struct dwarf_expr_context) <mark>: New field. (dwarf_expr_piece, dwarf_expr_fetch): Update. (dwarf_expr_pop, dwarf_expr_push): Remove. (dwarf_expr_push_address): Declare. * dwarf2expr.c (dwarf_arch_cookie): New global. (struct dwarf_gdbarch_types): New. (dwarf_gdbarch_types_init, dwarf_expr_address_type): New functions. (dwarf_expr_push): Change type of 'value' argument. Update. Now static. (dwarf_expr_push_address): New function. (dwarf_expr_pop): Now static. (dwarf_expr_fetch): Change return type. (dwarf_require_integral): New function. (dwarf_expr_fetch): Simplify. (add_piece): Update. (base_types_equal_p, dwarf_get_base_type, get_unsigned_type): New functions. (execute_stack_op) <sign_ext>: Remove. Use values for DWARF stack. <DW_OP_GNU_const_type, DW_OP_GNU_deref_type, DW_OP_GNU_regval_type, DW_OP_GNU_convert, DW_OP_GNU_reinterpret>: New cases. (_initialize_dwarf2expr): New function. (add_piece): Update. (new_dwarf_expr_context): Set new field. (free_dwarf_expr_context): Call value_free_to_mark. * dwarf2-frame.c (no_base_type): New function. (execute_stack_op): Set get_base_type field. Update. gdb/testsuite * gdb.dwarf2/typeddwarf.S: New file. * gdb.dwarf2/typeddwarf.c: New file. * gdb.dwarf2/typeddwarf.exp: New file.
2011-03-22gdb/Jan Kratochvil1-1/+6
* dwarf2expr.c (execute_stack_op): Handle DW_OP_GNU_entry_value. New label abort_expression. * dwarf2loc.c (dwarf2_evaluate_loc_desc_full): Handle DWARF_VALUE_OPTIMIZED_OUT. gdb/testsuite/ * gdb.dwarf2/dw2-entry-value-main.c: New file. * gdb.dwarf2/dw2-entry-value.S: New file. * gdb.dwarf2/dw2-entry-value.exp: New file.
2011-03-18 gdb/Pedro Alves1-1/+17
* dwarf2loc.c (dwarf2_evaluate_loc_desc): Catch NOT_AVAILABLE_ERROR when evaluating the location expression.
2011-03-18 gdb/Pedro Alves1-4/+30
* dwarf2loc.c (read_pieced_value): Handle get_frame_register_bytes returning that the register piece is unavailable/optimized out. (write_pieced_value): Handle get_frame_register_bytes returning that the register piece is unavailable/optimized out when doing a read-modify write of a bitfield. * findvar.c (value_from_register): Handle get_frame_register_bytes returning that the register piece is unavailable/optimized out. * frame.c (get_frame_register_bytes): New parameters `optimizedp' and `unavailablep'. Throw error on bad debug info. Use frame_register instead of frame_register_read, to fill in the new arguments. * frame.h (get_frame_register_bytes): New parameters `optimizedp' and `unavailablep'. * valops.c: (value_assign): Adjust, and handle get_frame_register_bytes failing. * spu-tdep.c: Include exceptions.h. (spu_software_single_step): Adjust, and handle get_frame_register_bytes failing. (spu_get_longjmp_target): Ditto. * gdbarch.sh (register_to_value): Change to return int. New parameters `optimizedp' and `unavailablep'. * gdbarch.h, gdbarch.c: Regenerate. * i386-tdep.c (i386_register_to_value): Adjust to new gdbarch_register_to_value interface. * i387-tdep.c (i387_register_to_value): Ditto. * i387-tdep.h (i387_register_to_value): Ditto. * alpha-tdep.c (alpha_register_to_value): Ditto. * ia64-tdep.c (ia64_register_to_value): Ditto. * m68k-tdep.c (m68k_register_to_value): Ditto. * mips-tdep.c (mips_register_to_value): Ditto. * rs6000-tdep.c (rs6000_register_to_value): Ditto.
2011-03-14 PR gdb/12576:Tom Tromey1-4/+4
* dwarf2loc.c (dwarf_expr_dwarf_call): Remove 'return'. (needs_frame_dwarf_call): Likewise.
2011-03-072011-03-04 Michael Snyder <msnyder@vmware.com>Michael Snyder1-0/+1
* dwarf2loc.c (indirect_pieced_value): Assert 'piece' not null.
2011-02-272011-02-26 Michael Snyder <msnyder@vmware.com>Michael Snyder1-4/+4
* dwarf2loc.c (insert_bits): Avoid shadowing a function param with a local variable of the same name.
2011-02-25gdb/Jan Kratochvil1-14/+10
* dwarf2loc.c (disassemble_dwarf_expression) <DW_OP_breg[0-9]+>: Use L and plongest. (disassemble_dwarf_expression) <DW_OP_bregx>: Drop variable offset, use L and plongest. (disassemble_dwarf_expression) <DW_OP_fbreg>: Use L and plongest.
2011-02-18gdbTom Tromey1-23/+3
* ax-general.c (aop_map): Add pick and rot. * dwarf2loc.c (compile_dwarf_to_ax) <DW_OP_over>: Reimplement. <DW_OP_rot>: Implement. * ax.h (enum agent_op) <aop_pick, aop_rot>: New constants. (ax_pick): Declare. * ax-general.c (ax_pick): New function. doc * agentexpr.texi (Bytecode Descriptions): Document pick and rot. gdbserver * tracepoint.c (enum gdb_agent_op) <gdb_agent_op_pick, gdb_agent_op_rot>: New constants. (gdb_agent_op_names): Add pick and roll. (eval_agent_expr) <gdb_agent_op_pick, gdb_agent_op_rot>: New cases.
2011-02-17 * dwarf2loc.h (dwarf2_compile_expr_to_ax): Declare.Tom Tromey1-16/+17
* dwarf2loc.c (dwarf2_compile_expr_to_ax): Rename from compile_dwarf_to_ax. No longer static. Call dwarf2_compile_cfa_to_ax. (locexpr_tracepoint_var_ref): Update. (loclist_tracepoint_var_ref): Update. * dwarf2-frame.h (dwarf2_compile_cfa_to_ax): Declare. * dwarf2-frame.c (execute_cfa_program): Remove 'this_frame' argument; add 'gdbarch' and 'pc'. (dwarf2_compile_cfa_to_ax): New function. (dwarf2_frame_cache): Update.
2011-02-16 * dwarf2loc.c (unimplemented): Fix typo.Tom Tromey1-1/+2
2011-02-16 * dwarf2loc.c (unimplemented): Handle unnamed opcodes.Tom Tromey1-5/+13
(compile_dwarf_to_ax) <default>: Use unimplemented. <DW_OP_deref>: Update. (disassemble_dwarf_expression): Update. * dwarf2read.c (dwarf_stack_op_name): Remove 'def' argument. (decode_locdesc): Update. * dwarf2expr.h (dwarf_stack_op_name): Update.
2011-02-14 Mark pieces of values as unavailable if the corresponding memoryPedro Alves1-4/+4
is unavailable. gdb/ * valops.c: Include tracepoint.h. (value_fetch_lazy): Use read_value_memory. (read_value_memory): New. * value.h (read_value_memory): Declare. * dwarf2loc.c (read_pieced_value): Use read_value_memory. * exec.c (section_table_available_memory): New function. * exec.h (section_table_available_memory): Declare.
2011-01-12gdb/Jan Kratochvil1-2/+1
Make value allocations more lazy. * ada-lang.c (coerce_unspec_val_to_type): Use allocate_value_lazy instead of allocate_value and set_value_lazy when possible. * dwarf2loc.c (dwarf2_evaluate_loc_desc_full): Use allocate_value_lazy instead of allocate_value and set_value_lazy. * findvar.c (value_of_register_lazy): Likewise. (read_var_value): Remove V preallocation, call just check_typedef in advance. Move allocate_value to LOC_CONST, LOC_LABEL, LOC_CONST_BYTES. Use allocate_value_lazy in LOC_STATIC, LOC_ARG, LOC_REF_ARG, LOC_LOCAL, LOC_BLOCK. Set ADDR instead of set_value_address and break in LOC_BLOCK. Use allocate_value_lazy and remove lval_memory set in LOC_REGPARM_ADDR. Use allocate_value_lazy in LOC_UNRESOLVED and LOC_OPTIMIZED_OUT. Add setting lval_memory at the end, remove set_value_lazy there. * valarith.c (value_subscripted_rvalue): Use allocate_value_lazy instead of allocate_value and set_value_lazy when possible. * valops.c (value_fetch_lazy): Do nop for value_optimized_out VAL. * value.c (allocate_computed_value): Use allocate_value_lazy instead of allocate_value and set_value_lazy. (value_from_contents_and_address): Use allocate_value_lazy instead of allocate_value and set_value_lazy when possible.
2011-01-072011-01-07 Michael Snyder <msnyder@vmware.com>Michael Snyder1-3/+3
* ada-lang.c: Comment cleanup, mostly periods and spaces. * ada-lang.h: Ditto. * ada-tasks.c: Ditto. * ada-valprint.c: Ditto. * aix-threads.c: Ditto. * alpha-linux-nat.c: Ditto. * alpha-linux-tdep.c: Ditto. * alpha-mdebug-tdep.c: Ditto. * alpha-nat.c: Ditto. * alpha-osf1-tdep.c: Ditto. * alpha-tdep.c: Ditto. * alphabsd-nat.c: Ditto. * alphabsd-tdep.c: Ditto. * amd64-darwin-tdep.c: Ditto. * amd64-linux-nat.c: Ditto. * amd64-linux-tdep.c: Ditto. * amd64-sol2-tdep.c: Ditto. * amd64-tdep.c: Ditto. * amd64-fbsd-tdep.c: Ditto. * amd64-nbsd-tdep.c: Ditto. * amd64-obsd-tdep.c: Ditto. * amd64-linux-nat.c: Ditto. * amd64-linux-tdep.c: Ditto. * arm-tdep.c: Ditto. * arm-tdep.h: Ditto. * armnbsd-nat.c: Ditto. * avr-tdep.c: Ditto. * bfin-tdep.c: Ditto. * bsd-kvm.c: Ditto. * c-typeprintc: Ditto. * c-valprint.c: Ditto. * coff-pe-read.h: Ditto. * coffreead.c: Ditto. * cris-tdep.c: Ditto. * d-lang.c: Ditto. * darwin-nat-info.c: Ditto. * darwin-nat.c: Ditto. * dbug-rom.c: Ditto. * dbxread.c: Ditto. * dcache.c: Ditto. * dcache.h: Ditto. * dec-thread.c: Ditto. * defs.h: Ditto. * demangle.c: Ditto. * dicos-tdep.c: Ditto. * dictionary.c: Ditto. * dictionary.h: Ditto. * dink32-rom.c: Ditto. * disasm.c: Ditto. * doublest.c: Ditto. * dsrec.c: Ditto. * dummy-frame.c: Ditto. * dwarf2-frame.c: Ditto. * dwarf2expr.c: Ditto. * dwarf2loc.c: Ditto. * dwarf2read.c: Ditto. * elfread.c: Ditto. * environ.c: Ditto. * eval.c: Ditto. * event-top.h: Ditto. * exceptions.c: Ditto. * exceptions.h: Ditto. * exec.c: Ditto. * expprint.c: Ditto. * expression.h: Ditto. * f-exp.y: Ditto. * f-lang.c: Ditto. * f-lang.h: Ditto. * f-typeprint.c: Ditto. * f-valprint.c: Ditto. * fbsd-nat.c: Ditto. * findvar.c: Ditto. * fork-child.c: Ditto. * frame.c: Ditto. * frame.h: Ditto. * frv-linux-tdep.c: Ditto. * frv-tdep.c: Ditto. * gcore.c: Ditto. * gdb-stabs.h: Ditto. * gdb_assert.h: Ditto. * gdb_string.h: Ditto. * gdb_thread_db.h: Ditto. * gdb_wait.h: Ditto. * gdbarch.sh: Ditto. * gdbcore.h: Ditto. * gdbthread.h: Ditto. * gdbtypes.c: Ditto. * gdbtypes.h: Ditto. * gnu-nat.c: Ditto. * gnu-nat.h: Ditto. * gnu-v2-abi.c: Ditto. * gnu-v3-abi.c: Ditto. * go32-nat.c: Ditto. * gdbarch.c: Regenerate. * gdbarch.h: Regenerate.
2011-01-052011-01-05 Michael Snyder <msnyder@vmware.com>Michael Snyder1-13/+25
* addrmap.c: Shorten lines of >= 80 columns. * arch-utils.c: Ditto. * arch-utils.h: Ditto. * ax-gdb.c: Ditto. * ax-general.c: Ditto. * bcache.c: Ditto. * blockframe.c: Ditto. * breakpoint.c: Ditto. * buildsym.c: Ditto. * c-lang.c: Ditto. * c-typeprint.c: Ditto. * charset.c: Ditto. * coffread.c: Ditto. * command.h: Ditto. * corelow.c: Ditto. * cp-abi.c: Ditto. * cp-namespace.c: Ditto. * cp-support.c: Ditto. * dbug-rom.c: Ditto. * dbxread.c: Ditto. * defs.h: Ditto. * dfp.c: Ditto. * dfp.h: Ditto. * dictionary.c: Ditto. * disasm.c: Ditto. * doublest.c: Ditto. * dwarf2-frame.c: Ditto. * dwarf2expr.c: Ditto. * dwarf2loc.c: Ditto. * dwarf2read.c: Ditto. * elfread.c: Ditto. * eval.c: Ditto. * event-loop.c: Ditto. * event-loop.h: Ditto. * exceptions.h: Ditto. * exec.c: Ditto. * expprint.c: Ditto. * expression.h: Ditto. * f-lang.c: Ditto. * f-valprint.c: Ditto. * findcmd.c: Ditto. * frame-base.c: Ditto. * frame-unwind.c: Ditto. * frame-unwind.h: Ditto. * frame.c: Ditto. * frame.h: Ditto. * gcore.c: Ditto. * gdb-stabs.h: Ditto. * gdb_assert.h: Ditto. * gdb_dirent.h: Ditto. * gdb_obstack.h: Ditto. * gdbcore.h: Ditto. * gdbtypes.c: Ditto. * gdbtypes.h: Ditto. * inf-ttrace.c: Ditto. * infcall.c: Ditto. * infcmd.c: Ditto. * inflow.c: Ditto. * infrun.c: Ditto. * inline-frame.h: Ditto. * language.c: Ditto. * language.h: Ditto. * libunwind-frame.c: Ditto. * libunwind-frame.h: Ditto. * linespec.c: Ditto. * linux-nat.c: Ditto. * linux-nat.h: Ditto. * linux-thread-db.c: Ditto. * machoread.c: Ditto. * macroexp.c: Ditto. * macrotab.c: Ditto. * main.c: Ditto. * maint.c: Ditto. * mdebugread.c: Ditto. * memattr.c: Ditto. * minsyms.c: Ditto. * monitor.c: Ditto. * monitor.h: Ditto. * objfiles.c: Ditto. * objfiles.h: Ditto. * osabi.c: Ditto. * p-typeprint.c: Ditto. * p-valprint.c: Ditto. * parse.c: Ditto. * printcmd.c: Ditto. * proc-events.c: Ditto. * procfs.c: Ditto. * progspace.c: Ditto. * progspace.h: Ditto. * psympriv.h: Ditto. * psymtab.c: Ditto. * record.c: Ditto. * regcache.c: Ditto. * regcache.h: Ditto. * remote-fileio.c: Ditto. * remote.c: Ditto. * ser-mingw.c: Ditto. * ser-tcp.c: Ditto. * ser-unix.c: Ditto. * serial.c: Ditto. * serial.h: Ditto. * solib-frv.c: Ditto. * solib-irix.c: Ditto. * solib-osf.c: Ditto. * solib-pa64.c: Ditto. * solib-som.c: Ditto. * solib-sunos.c: Ditto. * solib-svr4.c: Ditto. * solib-target.c: Ditto. * solib.c: Ditto. * somread.c: Ditto. * source.c: Ditto. * stabsread.c: Ditto. * stabsread.c: Ditto. * stack.c: Ditto. * stack.h: Ditto. * symfile-mem.c: Ditto. * symfile.c: Ditto. * symfile.h: Ditto. * symmisc.c: Ditto. * symtab.c: Ditto. * symtab.h: Ditto. * target-descriptions.c: Ditto. * target-memory.c: Ditto. * target.c: Ditto. * target.h: Ditto. * terminal.h: Ditto. * thread.c: Ditto. * top.c: Ditto. * tracepoint.c: Ditto. * tracepoint.h: Ditto. * ui-file.c: Ditto. * ui-file.h: Ditto. * ui-out.h: Ditto. * user-regs.c: Ditto. * user-regs.h: Ditto. * utils.c: Ditto. * valarith.c: Ditto. * valops.c: Ditto. * valprint.c: Ditto. * valprint.h: Ditto. * value.c: Ditto. * varobj.c: Ditto. * varobj.h: Ditto. * vec.h: Ditto. * xcoffread.c: Ditto. * xcoffsolib.c: Ditto. * xcoffsolib.h: Ditto. * xml-syscall.c: Ditto. * xml-tdesc.c: Ditto.
2011-01-01run copyright.sh for 2011.Joel Brobecker1-1/+1
2010-11-29gdbTom Tromey1-34/+257
* opencl-lang.c (lval_func_check_synthetic_pointer): New function. * value.h (struct lval_funcs) <indirect, check_synthetic_pointer>: New fields. (value_bits_synthetic_pointer): Declare. * value.c (value_bits_synthetic_pointer): New function. * valprint.c (valprint_check_validity): Handle synthetic pointers. * valops.c (value_ind): Use new 'indirect' lval_funcs method. * valarith.c (value_ptradd): Use set_value_component_location. * p-valprint.c (pascal_object_print_value_fields): Handle synthetic pointers. * jv-valprint.c (java_print_value_fields): Handle synthetic pointers. * dwarf2read.c (dwarf_stack_op_name): Add DW_OP_GNU_implicit_pointer. (dwarf2_fetch_die_location_block): Add get_frame_pc, baton arguments. Handle location lists. (fill_in_loclist_baton): New function. (dwarf2_symbol_mark_computed): Use it. * dwarf2loc.h (dwarf2_find_location_expression): Declare. (dwarf2_fetch_die_location_block): Add get_frame_pc, baton arguments. * dwarf2loc.c (dwarf2_find_location_expression): Rename from find_location_expression. No longer static. Update all callers. (dwarf_expr_frame_pc): New function. (per_cu_dwarf_call): Add get_frame_pc, baton arguments. Update all callers. (struct piece_closure) <per_cu>: New field. (allocate_piece_closure): Add per_cu argument. (read_pieced_value): Handle DWARF_VALUE_IMPLICIT_POINTER. (check_pieced_value_bits): Remove validity argument, add check_for argument. Handle DWARF_VALUE_IMPLICIT_POINTER. (check_pieced_value_validity, check_pieced_value_invalid): Update. (check_pieced_synthetic_pointer): New function. (get_frame_address_in_block_wrapper): New function. (indirect_pieced_value): New function. (pieced_value_funcs): Update. (invalid_synthetic_pointer): New function. (dwarf2_evaluate_loc_desc_full): Rename from dwarf2_evaluate_loc_desc. Add byte_offset argument. (dwarf2_evaluate_loc_desc): Rewrite. (dwarf2_loc_desc_needs_frame): Set new field on context. (get_ax_pc): New function. (disassemble_dwarf_expression): Handle DW_OP_GNU_implicit_pointer. * dwarf2expr.h (enum dwarf_value_location) <DWARF_VALUE_IMPLICIT_POINTER>: New constant. (struct dwarf_expr_context) <get_frame_pc>: New field. (struct dwarf_expr_piece) <v.ptr>: New field. * dwarf2expr.c (add_piece): Handle DWARF_VALUE_IMPLICIT_POINTER. (execute_stack_op): Handle DW_OP_GNU_implicit_pointer. * dwarf2-frame.c (no_get_frame_pc): New function. (execute_stack_op): Set new field on context. * cp-valprint.c (cp_print_value_fields): Handle synthetic pointers. gdb/testsuite * gdb.dwarf2/implptr.exp: New file. * gdb.dwarf2/implptr.c: New file. * gdb.dwarf2/implptr.S: New file.
2010-09-14gdbTom Tromey1-5/+2
PR symtab/8399: * dwarf2loc.c (locexpr_describe_location_piece): Don't call error for unrecognized frame base expression. gdb/testsuite PR symtab/8399: * gdb.threads/tls.exp: Remove kfail. Update expected output.
2010-08-122010-08-12 Daniel Jacobowitz <dan@codesourcery.com>Pedro Alves1-1/+1
Pedro Alves <pedro@codesourcery.com> * dwarf2read.c: Include "c-lang.h" and "valprint.h". (struct dwarf2_per_objfile) <reading_partial_symbols>: New field. (struct partial_die_info) <has_template_arguments>: New field. <num_attrs>: Change type to unsigned char. <building_fullname>: New field. (dwarf2_build_psymtabs_hard): Set reading_partial_symbols. Only allocate a CU if we don't have one already. Add a cleanup for the CU. (partial_die_full_name): Handle template arguments not in DW_AT_name. (dwarf2_psymtab_to_symtab): Clear reading_partial_symbols. (load_full_comp_unit): Only allocate a CU if we don't have one already. (do_ui_file_peek_last): New. (dwarf2_compute_name): Handle template parameters not in DW_AT_name. (read_comp_unit): Read and free abbrevs if not read yet. (load_partial_dies): Handle template arguments not in DW_AT_name. (find_partial_die): If we have a CU, but no a partial dies yet, also read in the CU. (dwarf2_const_value_attr): New, abstracted out from dwarf2_const_value. (dwarf2_const_value, dwarf2_const_value_data): Adjust to use dwarf2_const_value_attr. (determine_prefix): Detect and break loops created by RCVT's debug info. (maybe_queue_comp_unit): Bail out early if reading partial symbols. (follow_die_offset): Load full CU if we have no dies. * dwarf2loc.c (dwarf2_evaluate_loc_desc): Make public. * dwarf2loc.h (dwarf2_evaluate_loc_desc): Declare.
2010-07-26 * dwarf2loc.c (locexpr_describe_location_piece): Also recognizeTom Tromey1-5/+9
TLS with DW_OP_const4u or DW_OP_const8u.
2010-07-13 * dwarf2loc.h (dwarf2_per_cu_text_offset): Declare.Tom Tromey1-12/+5
* dwarf2loc.c (find_location_expression): Use dwarf2_per_cu_text_offset. (dwarf2_evaluate_loc_desc): Likewise. (dwarf2_loc_desc_needs_frame): Likewise. (compile_dwarf_to_ax): Likewise. (loclist_describe_location): Likewise. * dwarf2read.c (dwarf2_per_cu_text_offset): New function. (dwarf2_per_cu_objfile): Update comment.
2010-07-07 * dwarf2read.c (dwarf2_const_value) <DW_form_addr>: Create aTom Tromey1-4/+19
LOC_COMPUTED symbol. * dwarf2loc.c (dwarf2_evaluate_loc_desc): Set new field. (dwarf2_loc_desc_needs_frame): Likewise. (compile_dwarf_to_ax) <DW_OP_addr>: Use offset. * dwarf2expr.h (struct dwarf_expr_context) <offset>: New field. * dwarf2expr.c (execute_stack_op) <DW_OP_addr>: Use offset. * dwarf2-frame.c (execute_stack_op): Set 'offset' field. Add 'offset' argument. (struct dwarf2_frame_cache) <text_offset>: New field. (dwarf2_frame_cache): Set new field. (dwarf2_frame_prev_register): Update. (dwarf2_frame_sniffer): Update. (dwarf2_frame_base_sniffer): Update. (dwarf2_frame_find_fde): Add 'out_offset' argument.
2010-07-01 * dwarf2loc.c (locexpr_tracepoint_var_ref)Pedro Alves1-6/+11
(loclist_tracepoint_var_ref): Handle optimized out values.
2010-06-25ChangeLog:Ulrich Weigand1-19/+17
* dwarf2expr.h (struct dwarf_value_location): Use ULONGEST as type of stack values. (struct dwarf_expr_piece): Rename "expr" member to "mem". Add new "value" member. (dwarf_expr_push): Change input type to ULONGEST. (dwarf_expr_fetch): Change return type to ULONGEST. (dwarf_expr_fetch_address): Add prototype. (dwarf2_read_address): Remove prototype. * dwarf2expr.c (dwarf_expr_push): Use ULONGEST as type of stack values. Truncate stack values to ctx->addr_size bytes. (dwarf_expr_fetch): Change return value to ULONGEST. (dwarf_expr_fetch_address): New function. (add_piece): Use dwarf_expr_fetch_address instead of dwarf_expr_fetch when appropriate. Update for struct dwarf_expr_piece changes. (dwarf2_read_address): Remove. (unsigned_address_type): Remove. (signed_address_type): Remove. (execute_stack_op): Use dwarf_expr_fetch_address instead of dwarf_expr_fetch when appropriate. Use ULONGEST as type of stack values. Perform operations on ULONGEST instead of on GDB values, sign-extending from ctx->addr_size bytes as needed. Read DW_OP_addr values and DW_OP_deref results as unsigned integers. * dwarf2loc.c (read_pieced_value): Update for struct dwarf_expr_piece changes. (write_pieced_value): Likewise. (dwarf2_evaluate_loc_desc): Use dwarf_expr_fetch_address instead of dwarf_expr_fetch when appropriate. (compile_dwarf_to_ax): Read DW_OP_addr values as unsigned integers. * dwarf2-frame.c (execute_stack_op): Use dwarf_expr_fetch_address instead of dwarf_expr_fetch when appropriate. testsuite/ChangeLog: * gdb.cell/dwarfaddr.exp: New file. * gdb.cell/dwarfaddr.S: New file.
2010-06-21 * dwarf2loc.c (find_location_expression): Add relocation offsetUlrich Weigand1-25/+34
to base-address-selection entry base addresses. Read addresses (and offsets) as signed/unsigned integers, depending on the BFD's sign_extend_vma flag. Do not call dwarf2_read_address. (loclist_describe_location): Likewise. (disassemble_dwarf_expression): Read DW_OP_addr operand as unsigned integer. Do not call dwarf2_read_address. (locexpr_describe_location): Likewise for DW_OP_GNU_push_tls_address.
2010-06-11gdbTom Tromey1-12/+80
PR gdb/9977, PR exp/11636: * value.h (value_offset): Update. (struct lval_funcs) <check_validity>: New field. <copy_closure>: Make argument const. (value_computed_closure): Update. (value_contents_for_printing): Declare. (value_bits_valid): Likewise. (val_print): Likewise. (set_value_component_location): Update. (value_entirely_optimized_out): Declare. * value.c (value_offset): Argument now const. (require_not_optimized_out): New function. (value_contents_for_printing): New function. (value_contents_all): Call require_not_optimized_out. (value_contents): Likewise. (value_bits_valid): New function. (value_computed_closure): Argument now const. (set_value_component_location): Make 'whole' argument const. (value_entirely_optimized_out): New function. (value_bitsize): Argument now 'const'. (value_bitpos): Likewise. (value_type): Likewise. * valprint.h (val_print_array_elements): Update. * valprint.c (val_print): Add 'val' argument. Use valprint_check_validity. (valprint_check_validity): New function. (value_check_printable): Use value_entirely_optimized_out. (common_val_print): Update. (value_print): Likewise. (val_print_array_elements): Add 'val' argument. * valops.c (value_fetch_lazy): Use value_contents_for_printing, value_bits_valid. Reinit frame cache for lval_computed. * sh64-tdep.c (sh64_do_register): Update. * scm-valprint.c (scm_val_print): Add 'val' argument. * scm-lang.h (scm_val_print): Update. * python/python.h (apply_val_pretty_printer): Update. * python/py-prettyprint.c (apply_val_pretty_printer): Add 'val' argument. Call set_value_component_location. * printcmd.c (print_scalar_formatted): Update. * p-valprint.c (pascal_val_print): Add 'val' argument. (pascal_object_print_value_fields): Likewise. (pascal_object_print_value): Likewise. (pascal_object_print_static_field): Update. * p-lang.h (pascal_val_print): Update. (pascal_object_print_value_fields): Update. * mt-tdep.c (mt_registers_info): Update. * mi/mi-main.c (get_register): Update. (mi_cmd_data_evaluate_expression): Use common_val_print. * m2-valprint.c (m2_print_array_contents): Add 'val' argument. (m2_print_unbounded_array): Likewise. (m2_val_print): Likewise. * m2-lang.h (m2_val_print): Update. * language.h (struct language_defn) <la_val_print>: Add 'val' argument. (LA_VAL_PRINT): Likewise. * language.c (unk_lang_val_print): Add 'val' argument. * jv-valprint.c (java_print_value_fields): Add 'val' argument. (java_val_print): Likewise. * jv-lang.h (java_val_print): Add 'val' argument. * infcmd.c (default_print_registers_info): Update. * f-valprint.c (f77_print_array_1): Add 'val' argument. (f77_print_array): Likewise. (f_val_print): Likewise. * f-lang.h (f_val_print): Add 'val' argument. * dwarf2loc.c (read_pieced_value): Use value_bitsize and value_bitpos. <DWARF_VALUE_OPTIMIZED_OUT>: Don't print warning. Call set_value_optimized_out. (write_pieced_value): Use value_bitsize and value_bitpos. <default>: Don't exit loop. (check_pieced_value_validity): New function. (pieced_value_funcs): Reference check_pieced_value_validity, check_pieced_value_invalid. (copy_pieced_value_closure): Update. (check_pieced_value_bits): New function. (check_pieced_value_invalid): New function. * d-valprint.c (dynamic_array_type): Add 'val' argument. (d_val_print): Likewise. * d-lang.h (d_val_print): Update. * cp-valprint.c (cp_print_value_fields): Add 'val' argument. (cp_print_value_fields_rtti): Likewise. (cp_print_value): Likewise. (cp_print_static_field): Update. * c-valprint.c (c_val_print): Add 'val' argument. (c_value_print): Update. * c-lang.h (c_val_print): Update. (cp_print_value_fields): Likewise. (cp_print_value_fields_rtti): Likewise. * ada-valprint.c (struct ada_val_print_args): Remove. (val_print_packed_array_elements): Add 'val' argument. (ada_val_print): Likewise. Rewrite. (ada_val_print_stub): Remove. (ada_val_print_array): Add 'val' argument. (ada_val_print_1): Likewise. (print_variant_part): Likewise. (ada_value_print): Update. (print_record): Add 'val' argument. (print_field_values): Likewise. * ada-lang.h (ada_val_print): Update. gdb/testsuite PR gdb/9977, PR exp/11636:: * gdb.dwarf2/pieces.exp (pieces_test_f3): Remove kfail. (pieces_test_f6): Update expected output.
2010-06-11 * vec.h (VEC_cleanup): New macro.Tom Tromey1-220/+704
(DEF_VEC_ALLOC_FUNC_I): Update. (DEF_VEC_ALLOC_FUNC_P): Likewise. (DEF_VEC_ALLOC_FUNC_O): Likewise. * dwarf2loc.c (struct axs_var_loc): Remove. (unimplemented): New function. (translate_register): Likewise. (access_memory): Likewise. (compile_dwarf_to_ax): Likewise. (dwarf2_tracepoint_var_loc): Remove. (dwarf2_tracepoint_var_access): Likewise. (dwarf2_tracepoint_var_ref): Likewise. (locexpr_tracepoint_var_ref): Use compile_dwarf_to_ax. (loclist_tracepoint_var_ref): Likewise. * dwarf2expr.h (dwarf_expr_require_composition): Declare. * dwarf2expr.c (dwarf_expr_require_composition): Rename from require_composition. No longer static. (execute_stack_op): Update. * ax-gdb.h (trace_kludge): Declare.
2010-06-07gdb/Jan Kratochvil1-0/+39
Fix PR 10640. * dwarf2-frame.c (no_dwarf_call): New function. (execute_stack_op): Set CTX->DWARF_CALL. * dwarf2expr.c (execute_stack_op) <DW_OP_call2, DW_OP_call4>: New. * dwarf2expr.h (struct dwarf_expr_context) <dwarf_call>: New. (struct dwarf_expr_context) <get_subr>: Remove the #if0-ed field. * dwarf2loc.c (per_cu_dwarf_call, dwarf_expr_dwarf_call): New functions. (dwarf2_evaluate_loc_desc): Initialize CTX->DWARF_CALL. (needs_frame_dwarf_call): New function. (dwarf2_loc_desc_needs_frame): Initialize CTX->DWARF_CALL. * dwarf2read.c (follow_die_offset): Based on former follow_die_ref. Update the comment. Move variables die, offset and error call to ... (follow_die_ref): ... a new function. (dwarf2_fetch_die_location_block): New function. * dwarf2loc.h (dwarf2_fetch_die_location_block): New prototype. gdb/testsuite/ Test PR 10640. * gdb.dwarf2/dw2-op-call.exp, gdb.dwarf2/dw2-op-call.S: New.
2010-06-07gdb/Jan Kratochvil1-4/+7
* dwarf2loc.c (struct dwarf_expr_baton) Replace objfile by per_cu. (dwarf_expr_tls_address): Use per_cu instead of objfile. (dwarf2_evaluate_loc_desc): Drop initialization of BATON.OBJFILE. Initialize new BATON.PER_CU. Adjust CTX->GDBARCH initialization for this change. (struct needs_frame_baton): New field per_cu. (dwarf2_loc_desc_needs_frame): Initialize new BATON.PER_CU. * dwarf2read.c (struct dwarf2_per_cu_data) <cu>: Extend the comment.
2010-06-042010-06-04 Hui Zhu <teawater@gmail.com>Hui Zhu1-1/+1
* dwarf2loc.c (disassemble_dwarf_expression): Change ul to l.
2010-06-02gdbTom Tromey1-54/+370
* dwarf2loc.h (dwarf2_per_cu_data): Declare. * dwarf2read.c (dwarf_stack_op_name): No longer static. Return type is const. Add 'def' argument. Add missing operators, remove unhandled ones. (decode_locdesc): Update. (dwarf2_always_disassemble): New global. (show_dwarf2_always_disassemble): New function. (_initialize_dwarf2_read): Add always-disassemble. (dwarf2_per_cu_offset_size): New function. * dwarf2loc.c (dwarf2_always_disassemble): Declare. (piece_end_p): New function. (locexpr_describe_location_piece): Replace 'size' argument with 'end'. Use piece_end_p. Rewrite recognition of TLS. Recognize some constants. Remove errors. (disassemble_dwarf_expression): New function. (locexpr_describe_location_1): Use disassemble_dwarf_expression. Add 'offset_size' argument. (loclist_describe_location): Change output formatting. * dwarf2expr.h (dwarf_stack_op_name): Declare. gdb/doc * gdb.texinfo (Maintenance Commands): Document maint set dwarf2 always-disassemble.
2010-05-27 * dwarf2loc.c (struct piece_closure) <refc>: New field.Tom Tromey1-3/+12
(allocate_piece_closure): Initialize refc. (copy_pieced_value_closure): Use refc. (free_pieced_value_closure): Likewise.
2010-05-26 * dwarf2loc.h (struct dwarf2_locexpr_baton) <data>: Now const.Tom Tromey1-7/+7
(struct dwarf2_loclist_baton) <data>: Likewise. * dwarf2loc.c (find_location_expression): Constify return type. (dwarf2_evaluate_loc_desc): Make 'data' argument const. (dwarf2_loc_desc_needs_frame): Likewise. (loclist_read_variable): Constify. (loclist_describe_location): Likewise. (loclist_tracepoint_var_ref): Likewise.
2010-05-25 * dwarf2loc.c (dwarf_expr_frame_base): Constify.Tom Tromey1-18/+20
(dwarf_expr_frame_base_1): Likewise. (read_pieced_value): Update. (needs_frame_frame_base): Constify. (dwarf2_tracepoint_var_loc): Likewise. (dwarf2_tracepoint_var_access): Likewise. (locexpr_describe_location_piece): Likewise. (locexpr_describe_location_1): Likewise. * dwarf2expr.h (struct dwarf_expr_context) <get_frame_base>: Constify. (data): Now const. (struct dwarf_expr_piece) <v.literal.data>: Likewise. (dwarf_expr_eval, read_uleb128, read_sleb128) (dwarf2_read_address): Update. * dwarf2expr.c (dwarf_expr_eval): Constify. (read_uleb128): Likewise. (read_sleb128): Likewise. (dwarf2_read_address): Likewise. (require_composition): Likewise. (execute_stack_op): Likewise. * dwarf2-frame.h (struct dwarf2_frame_state_reg) <loc.exp>: Now a "const gdb_byte *". * dwarf2-frame.c (struct dwarf2_frame_state_reg_info) <cfa_exp>: Now const. (no_get_frame_base): Constify. (execute_stack_op): Likewise. (execute_cfa_program): Likewise. (read_encoded_value): Likewise.
2010-05-21gdbTom Tromey1-53/+310
* dwarf2loc.c (extract_bits_primitive): New function. (extract_bits): Likewise. (insert_bits): Likewise. (copy_bitwise): Likewise. (read_pieced_value): Do all operations in bits. (write_pieced_value): Likewise. * dwarf2expr.h (struct dwarf_expr_piece) <offset>: New field. * dwarf2expr.c (add_piece): New arguments bit_piece, offset. Always use xrealloc to resize piece array. (execute_stack_op) <DW_OP_reg0>: Handle DW_OP_bit_piece. <DW_OP_piece>: Update. <DW_OP_bit_piece>: New case. gdb/testsuite * gdb.dwarf2/pieces.exp (pieces_test_f3): New proc. Call it. * gdb.dwarf2/pieces.S: Update. * gdb.dwarf2/pieces.c (struct B): Remove initial field.
2010-05-21gdbTom Tromey1-0/+13
* dwarf2loc.c (read_pieced_value): Exit loop when result is full. <DWARF_VALUE_OPTIMIZED_OUT>: New case. * dwarf2expr.h (enum dwarf_value_location) <DWARF_VALUE_OPTIMIZED_OUT>: New constant. * dwarf2expr.c (dwarf_expr_stack_empty_p): New function. (add_piece): Handle empty piece. (execute_stack_op) <DW_OP_piece>: Handle DWARF_VALUE_OPTIMIZED_OUT. gdb/testsuite * gdb.dwarf2/pieces.exp (pieces_test_f6): New proc. Call it. * gdb.dwarf2/pieces.c (struct C): New. (f6): New function. * gdb.dwarf2/pieces.S: Replace.
2010-05-21gdbTom Tromey1-28/+110
* dwarf2loc.c (read_pieced_value): Work properly when 'v' has an offset. (write_pieced_value): Likewise. gdb/testsuite * gdb.dwarf2.pieces.exp: New file. * gdb.dwarf2.pieces.S: New file. * gdb.dwarf2.pieces.c: New file.
2010-05-142010-05-14 Michael Snyder <msnyder@vmware.com>Michael Snyder1-0/+14
* dbxread.c: White space. * dcache.c: White space. * disasm.c: White space. * doublest.c: White space. * dsrec.c: White space. * dummy-frame.c: White space. * dwarf2expr.c: White space. * dwarf2-frame.c: White space. * dwarf2loc.c: White space. * dwarf2read.c: White space.
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