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crash.1433
crash-gdb-7.6-bound_minimal_symbol.patch
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File crash-gdb-7.6-bound_minimal_symbol.patch of Package crash.1433
From: Tom Tromey <tromey@redhat.com> Date: Mon Apr 8 19:59:09 2013 +0000 Git-commit: 7cbd4a934e9cf3808e1199c62e65b4c25b24b4e5 References: ppc64le enablement * minsyms.h (struct bound_minimal_symbol): New. (lookup_minimal_symbol_and_objfile): Return bound_minimal_symbol. Remove objfile argument. (lookup_minimal_symbol_by_pc_section, lookup_minimal_symbol_by_pc): Return bound_minimal_symbol. * minsyms.c (lookup_minimal_symbol_by_pc_1) (lookup_minimal_symbol_by_pc_section, lookup_minimal_symbol_by_pc): Return bound_minimal_symbol. (in_gnu_ifunc_stub): Update. (lookup_minimal_symbol_and_objfile): Return bound_minimal_symbol. Remove 'objfile_p' argument. (lookup_solib_trampoline_symbol_by_pc): Update. * ada-tasks.c, amd64-windows-tdep.c, arm-tdep.c, arm-wince-tdep.c, block.c, blockframe.c, breakpoint.c, btrace.c, c-valprint.c, dwarf2loc.c, elfread.c, frame.c, frv-tdep.c, glibc-tdep.c, gnu-v2-abi.c, gnu-v3-abi.c, hppa-hpux-tdep.c, i386-tdep.c, ia64-tdep.c, infcall.c, infcmd.c, jit.c, linux-fork.c, m32c-tdep.c, m68hc11-tdep.c, maint.c, mips-tdep.c, p-valprint.c, parse.c, ppc-linux-tdep.c, ppc-sysv-tdep.c, printcmd.c, rs6000-tdep.c, sh64-tdep.c, stack.c, symtab.c, tui/tui-disasm.c: Update. Acked-by: Petr Tesarik <ptesarik@suse.cz> --- gdb/ChangeLog | 24 +++++++++++++++++++ gdb/ada-tasks.c | 6 ++-- gdb/amd64-windows-tdep.c | 12 +++++---- gdb/arm-tdep.c | 23 +++++++++--------- gdb/arm-wince-tdep.c | 14 +++++------ gdb/block.c | 5 ++-- gdb/blockframe.c | 8 +++--- gdb/breakpoint.c | 6 ++-- gdb/btrace.c | 8 +++--- gdb/c-valprint.c | 14 +++++------ gdb/coff-pe-read.c | 19 ++++++--------- gdb/dwarf2loc.c | 51 ++++++++++++++++++++++++------------------ gdb/elfread.c | 10 ++++---- gdb/frame.c | 2 - gdb/frv-tdep.c | 8 +++--- gdb/glibc-tdep.c | 11 ++++----- gdb/gnu-v2-abi.c | 6 ++-- gdb/gnu-v3-abi.c | 4 +-- gdb/hppa-hpux-tdep.c | 37 +++++++++++++++++------------- gdb/i386-tdep.c | 10 ++++---- gdb/ia64-tdep.c | 4 +-- gdb/infcall.c | 6 ++-- gdb/infcmd.c | 6 ++-- gdb/jit.c | 18 ++++++++------ gdb/linux-fork.c | 6 ++-- gdb/m32c-tdep.c | 15 ++++++------ gdb/m68hc11-tdep.c | 8 +++--- gdb/maint.c | 10 ++++---- gdb/minsyms.c | 57 ++++++++++++++++++++++++++++++++--------------- gdb/minsyms.h | 32 ++++++++++++++++++-------- gdb/mips-tdep.c | 48 +++++++++++++++++++-------------------- gdb/p-valprint.c | 13 +++++----- gdb/parse.c | 7 +++-- gdb/ppc-linux-tdep.c | 9 ++++--- gdb/ppc-sysv-tdep.c | 7 +++-- gdb/printcmd.c | 5 ++-- gdb/rs6000-tdep.c | 16 ++++++------- gdb/sh64-tdep.c | 6 ++-- gdb/stack.c | 28 ++++++++++++----------- gdb/symtab.c | 23 +++++++++--------- gdb/tui/tui-disasm.c | 2 - 41 files changed, 345 insertions(+), 259 deletions(-) --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,27 @@ +2013-04-08 Tom Tromey <tromey@redhat.com> + + * minsyms.h (struct bound_minimal_symbol): New. + (lookup_minimal_symbol_and_objfile): Return bound_minimal_symbol. + Remove objfile argument. + (lookup_minimal_symbol_by_pc_section, lookup_minimal_symbol_by_pc): + Return bound_minimal_symbol. + * minsyms.c (lookup_minimal_symbol_by_pc_1) + (lookup_minimal_symbol_by_pc_section, lookup_minimal_symbol_by_pc): + Return bound_minimal_symbol. + (in_gnu_ifunc_stub): Update. + (lookup_minimal_symbol_and_objfile): Return bound_minimal_symbol. + Remove 'objfile_p' argument. + (lookup_solib_trampoline_symbol_by_pc): Update. + * ada-tasks.c, amd64-windows-tdep.c, arm-tdep.c, + arm-wince-tdep.c, block.c, blockframe.c, breakpoint.c, btrace.c, + c-valprint.c, dwarf2loc.c, elfread.c, frame.c, frv-tdep.c, + glibc-tdep.c, gnu-v2-abi.c, gnu-v3-abi.c, hppa-hpux-tdep.c, + i386-tdep.c, ia64-tdep.c, infcall.c, infcmd.c, jit.c, + linux-fork.c, m32c-tdep.c, m68hc11-tdep.c, maint.c, + mips-tdep.c, p-valprint.c, parse.c, ppc-linux-tdep.c, + ppc-sysv-tdep.c, printcmd.c, rs6000-tdep.c, sh64-tdep.c, + stack.c, symtab.c, tui/tui-disasm.c: Update. + 2013-03-31 Tiago Stürmer Daitx <tdaitx@linux.vnet.ibm.com> * ppc-sysv-tdep.c (ppc64_sysv_abi_push_float): New function. --- a/gdb/ada-tasks.c +++ b/gdb/ada-tasks.c @@ -635,12 +635,12 @@ read_atcb (CORE_ADDR task_id, struct ada sizeof (task_info->name) - 1); else { - struct minimal_symbol *msym; + struct bound_minimal_symbol msym; msym = lookup_minimal_symbol_by_pc (task_id); - if (msym) + if (msym.minsym) { - const char *full_name = SYMBOL_LINKAGE_NAME (msym); + const char *full_name = SYMBOL_LINKAGE_NAME (msym.minsym); const char *task_name = full_name; const char *p; --- a/gdb/amd64-windows-tdep.c +++ b/gdb/amd64-windows-tdep.c @@ -140,14 +140,14 @@ amd64_skip_main_prologue (struct gdbarch if (target_read_memory (pc + 1, buf, sizeof buf) == 0) { - struct minimal_symbol *s; + struct bound_minimal_symbol s; CORE_ADDR call_dest; call_dest = pc + 5 + extract_signed_integer (buf, 4, byte_order); s = lookup_minimal_symbol_by_pc (call_dest); - if (s != NULL - && SYMBOL_LINKAGE_NAME (s) != NULL - && strcmp (SYMBOL_LINKAGE_NAME (s), "__main") == 0) + if (s.minsym != NULL + && SYMBOL_LINKAGE_NAME (s.minsym) != NULL + && strcmp (SYMBOL_LINKAGE_NAME (s.minsym), "__main") == 0) pc += 5; } } @@ -175,7 +175,9 @@ amd64_windows_skip_trampoline_code (stru CORE_ADDR indirect_addr = pc + offset + 6; struct minimal_symbol *indsym - = indirect_addr ? lookup_minimal_symbol_by_pc (indirect_addr) : NULL; + = (indirect_addr + ? lookup_minimal_symbol_by_pc (indirect_addr).minsym + : NULL); const char *symname = indsym ? SYMBOL_LINKAGE_NAME (indsym) : NULL; if (symname) --- a/gdb/arm-tdep.c +++ b/gdb/arm-tdep.c @@ -381,7 +381,7 @@ arm_find_mapping_symbol (CORE_ADDR memad int arm_pc_is_thumb (struct gdbarch *gdbarch, CORE_ADDR memaddr) { - struct minimal_symbol *sym; + struct bound_minimal_symbol sym; char type; struct displaced_step_closure* dsc = get_displaced_step_closure_by_addr(memaddr); @@ -423,8 +423,8 @@ arm_pc_is_thumb (struct gdbarch *gdbarch /* Thumb functions have a "special" bit set in minimal symbols. */ sym = lookup_minimal_symbol_by_pc (memaddr); - if (sym) - return (MSYMBOL_IS_SPECIAL (sym)); + if (sym.minsym) + return (MSYMBOL_IS_SPECIAL (sym.minsym)); /* If the user wants to override the fallback mode, let them. */ if (strcmp (arm_fallback_mode_string, "arm") == 0) @@ -468,14 +468,14 @@ static int skip_prologue_function (struct gdbarch *gdbarch, CORE_ADDR pc, int is_thumb) { enum bfd_endian byte_order_for_code = gdbarch_byte_order_for_code (gdbarch); - struct minimal_symbol *msym; + struct bound_minimal_symbol msym; msym = lookup_minimal_symbol_by_pc (pc); - if (msym != NULL - && SYMBOL_VALUE_ADDRESS (msym) == pc - && SYMBOL_LINKAGE_NAME (msym) != NULL) + if (msym.minsym != NULL + && SYMBOL_VALUE_ADDRESS (msym.minsym) == pc + && SYMBOL_LINKAGE_NAME (msym.minsym) != NULL) { - const char *name = SYMBOL_LINKAGE_NAME (msym); + const char *name = SYMBOL_LINKAGE_NAME (msym.minsym); /* The GNU linker's Thumb call stub to foo is named __foo_from_thumb. */ @@ -1284,7 +1284,7 @@ arm_skip_stack_protector(CORE_ADDR pc, s { enum bfd_endian byte_order_for_code = gdbarch_byte_order_for_code (gdbarch); unsigned int basereg; - struct minimal_symbol *stack_chk_guard; + struct bound_minimal_symbol stack_chk_guard; int offset; int is_thumb = arm_pc_is_thumb (gdbarch, pc); CORE_ADDR addr; @@ -1299,8 +1299,9 @@ arm_skip_stack_protector(CORE_ADDR pc, s /* If name of symbol doesn't start with '__stack_chk_guard', this instruction sequence is not for stack protector. If symbol is removed, we conservatively think this sequence is for stack protector. */ - if (stack_chk_guard - && strncmp (SYMBOL_LINKAGE_NAME (stack_chk_guard), "__stack_chk_guard", + if (stack_chk_guard.minsym + && strncmp (SYMBOL_LINKAGE_NAME (stack_chk_guard.minsym), + "__stack_chk_guard", strlen ("__stack_chk_guard")) != 0) return pc; --- a/gdb/arm-wince-tdep.c +++ b/gdb/arm-wince-tdep.c @@ -43,7 +43,7 @@ arm_pe_skip_trampoline_code (struct fram struct gdbarch *gdbarch = get_frame_arch (frame); enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); ULONGEST indirect; - struct minimal_symbol *indsym; + struct bound_minimal_symbol indsym; const char *symname; CORE_ADDR next_pc; @@ -62,10 +62,10 @@ arm_pe_skip_trampoline_code (struct fram return 0; indsym = lookup_minimal_symbol_by_pc (indirect); - if (indsym == NULL) + if (indsym.minsym == NULL) return 0; - symname = SYMBOL_LINKAGE_NAME (indsym); + symname = SYMBOL_LINKAGE_NAME (indsym.minsym); if (symname == NULL || strncmp (symname, "__imp_", 6) != 0) return 0; @@ -100,11 +100,11 @@ arm_wince_skip_main_prologue (struct gdb long offset = sign_extend (this_instr & 0x000fffff, 23) << 2; CORE_ADDR call_dest = (pc + 8 + offset) & 0xffffffffU; - struct minimal_symbol *s = lookup_minimal_symbol_by_pc (call_dest); + struct bound_minimal_symbol s = lookup_minimal_symbol_by_pc (call_dest); - if (s != NULL - && SYMBOL_LINKAGE_NAME (s) != NULL - && strcmp (SYMBOL_LINKAGE_NAME (s), "__gccmain") == 0) + if (s.minsym != NULL + && SYMBOL_LINKAGE_NAME (s.minsym) != NULL + && strcmp (SYMBOL_LINKAGE_NAME (s.minsym), "__gccmain") == 0) pc += 4; } --- a/gdb/block.c +++ b/gdb/block.c @@ -208,7 +208,7 @@ call_site_for_pc (struct gdbarch *gdbarc if (slot == NULL) { - struct minimal_symbol *msym = lookup_minimal_symbol_by_pc (pc); + struct bound_minimal_symbol msym = lookup_minimal_symbol_by_pc (pc); /* DW_TAG_gnu_call_site will be missing just if GCC could not determine the call target. */ @@ -216,7 +216,8 @@ call_site_for_pc (struct gdbarch *gdbarc _("DW_OP_GNU_entry_value resolving cannot find " "DW_TAG_GNU_call_site %s in %s"), paddress (gdbarch, pc), - msym == NULL ? "???" : SYMBOL_PRINT_NAME (msym)); + (msym.minsym == NULL ? "???" + : SYMBOL_PRINT_NAME (msym.minsym))); } return *slot; --- a/gdb/blockframe.c +++ b/gdb/blockframe.c @@ -88,7 +88,7 @@ CORE_ADDR get_pc_function_start (CORE_ADDR pc) { struct block *bl; - struct minimal_symbol *msymbol; + struct bound_minimal_symbol msymbol; bl = block_for_pc (pc); if (bl) @@ -103,9 +103,9 @@ get_pc_function_start (CORE_ADDR pc) } msymbol = lookup_minimal_symbol_by_pc (pc); - if (msymbol) + if (msymbol.minsym) { - CORE_ADDR fstart = SYMBOL_VALUE_ADDRESS (msymbol); + CORE_ADDR fstart = SYMBOL_VALUE_ADDRESS (msymbol.minsym); if (find_pc_section (fstart)) return fstart; @@ -218,7 +218,7 @@ find_pc_partial_function_gnu_ifunc (CORE && section == cache_pc_function_section) goto return_cached_value; - msymbol = lookup_minimal_symbol_by_pc_section (mapped_pc, section); + msymbol = lookup_minimal_symbol_by_pc_section (mapped_pc, section).minsym; ALL_OBJFILES (objfile) { if (objfile->sf) --- a/gdb/breakpoint.c +++ b/gdb/breakpoint.c @@ -9824,14 +9824,14 @@ resolve_sal_pc (struct symtab_and_line * if we have line numbers but no functions (as can happen in assembly source). */ - struct minimal_symbol *msym; + struct bound_minimal_symbol msym; struct cleanup *old_chain = save_current_space_and_thread (); switch_to_program_space_and_thread (sal->pspace); msym = lookup_minimal_symbol_by_pc (sal->pc); - if (msym) - sal->section = SYMBOL_OBJ_SECTION (msym); + if (msym.minsym) + sal->section = SYMBOL_OBJ_SECTION (msym.minsym); do_cleanups (old_chain); } --- a/gdb/btrace.c +++ b/gdb/btrace.c @@ -272,7 +272,7 @@ compute_ftrace (VEC (btrace_inst_s) *itr for (idx = 0; VEC_iterate (btrace_inst_s, itrace, idx, binst); ++idx) { struct symtab_and_line sal; - struct minimal_symbol *mfun; + struct bound_minimal_symbol mfun; struct symbol *fun; const char *filename; CORE_ADDR pc; @@ -285,7 +285,7 @@ compute_ftrace (VEC (btrace_inst_s) *itr fun = find_pc_function (pc); mfun = lookup_minimal_symbol_by_pc (pc); - if (fun == NULL && mfun == NULL) + if (fun == NULL && mfun.minsym == NULL) { DEBUG_FTRACE ("no symbol at %u, pc=%s", idx, core_addr_to_string_nz (pc)); @@ -293,11 +293,11 @@ compute_ftrace (VEC (btrace_inst_s) *itr } /* If we're switching functions, we start over. */ - if (ftrace_function_switched (bfun, mfun, fun)) + if (ftrace_function_switched (bfun, mfun.minsym, fun)) { bfun = VEC_safe_push (btrace_func_s, ftrace, NULL); - ftrace_init_func (bfun, mfun, fun, idx); + ftrace_init_func (bfun, mfun.minsym, fun, idx); ftrace_debug (bfun, "init"); } --- a/gdb/c-valprint.c +++ b/gdb/c-valprint.c @@ -310,18 +310,18 @@ c_val_print (struct type *type, const gd CORE_ADDR vt_address = unpack_pointer (type, valaddr + embedded_offset); - struct minimal_symbol *msymbol = - lookup_minimal_symbol_by_pc (vt_address); + struct bound_minimal_symbol msymbol = + lookup_minimal_symbol_by_pc (vt_address); /* If 'symbol_print' is set, we did the work above. */ if (!options->symbol_print - && (msymbol != NULL) - && (vt_address == SYMBOL_VALUE_ADDRESS (msymbol))) + && (msymbol.minsym != NULL) + && (vt_address == SYMBOL_VALUE_ADDRESS (msymbol.minsym))) { if (want_space) fputs_filtered (" ", stream); fputs_filtered (" <", stream); - fputs_filtered (SYMBOL_PRINT_NAME (msymbol), stream); + fputs_filtered (SYMBOL_PRINT_NAME (msymbol.minsym), stream); fputs_filtered (">", stream); want_space = 1; } @@ -337,8 +337,8 @@ c_val_print (struct type *type, const gd if (want_space) fputs_filtered (" ", stream); - if (msymbol != NULL) - wsym = lookup_symbol (SYMBOL_LINKAGE_NAME (msymbol), + if (msymbol.minsym != NULL) + wsym = lookup_symbol (SYMBOL_LINKAGE_NAME (msymbol.minsym), block, VAR_DOMAIN, &is_this_fld); --- a/gdb/coff-pe-read.c +++ b/gdb/coff-pe-read.c @@ -203,8 +203,7 @@ add_pe_forwarded_sym (const char *sym_na const char *dll_name, struct objfile *objfile) { CORE_ADDR vma; - struct objfile *forward_objfile; - struct minimal_symbol *msymbol; + struct bound_minimal_symbol msymbol; short section; enum minimal_symbol_type msymtype; int dll_name_len = strlen (dll_name); @@ -218,20 +217,18 @@ add_pe_forwarded_sym (const char *sym_na forward_func_name); - msymbol = lookup_minimal_symbol_and_objfile (forward_qualified_name, - &forward_objfile); + msymbol = lookup_minimal_symbol_and_objfile (forward_qualified_name); - if (!msymbol) + if (!msymbol.minsym) { int i; for (i = 0; i < forward_dll_name_len; i++) forward_qualified_name[i] = tolower (forward_qualified_name[i]); - msymbol = lookup_minimal_symbol_and_objfile (forward_qualified_name, - &forward_objfile); + msymbol = lookup_minimal_symbol_and_objfile (forward_qualified_name); } - if (!msymbol) + if (!msymbol.minsym) { if (debug_coff_pe_read) fprintf_unfiltered (gdb_stdlog, _("Unable to find function \"%s\" in" @@ -246,9 +243,9 @@ add_pe_forwarded_sym (const char *sym_na " \"%s\" in dll \"%s\", pointing to \"%s\"\n"), sym_name, dll_name, forward_qualified_name); - vma = SYMBOL_VALUE_ADDRESS (msymbol); - section = SYMBOL_SECTION (msymbol); - msymtype = MSYMBOL_TYPE (msymbol); + vma = SYMBOL_VALUE_ADDRESS (msymbol.minsym); + section = SYMBOL_SECTION (msymbol.minsym); + msymtype = MSYMBOL_TYPE (msymbol.minsym); /* Generate a (hopefully unique) qualified name using the first part of the dll name, e.g. KERNEL32!AddAtomA. This matches the style --- a/gdb/dwarf2loc.c +++ b/gdb/dwarf2loc.c @@ -500,19 +500,20 @@ call_site_to_target_addr (struct gdbarch dwarf_block = FIELD_DWARF_BLOCK (call_site->target); if (dwarf_block == NULL) { - struct minimal_symbol *msym; + struct bound_minimal_symbol msym; msym = lookup_minimal_symbol_by_pc (call_site->pc - 1); throw_error (NO_ENTRY_VALUE_ERROR, _("DW_AT_GNU_call_site_target is not specified " "at %s in %s"), paddress (call_site_gdbarch, call_site->pc), - msym == NULL ? "???" : SYMBOL_PRINT_NAME (msym)); + (msym.minsym == NULL ? "???" + : SYMBOL_PRINT_NAME (msym.minsym))); } if (caller_frame == NULL) { - struct minimal_symbol *msym; + struct bound_minimal_symbol msym; msym = lookup_minimal_symbol_by_pc (call_site->pc - 1); throw_error (NO_ENTRY_VALUE_ERROR, @@ -520,7 +521,8 @@ call_site_to_target_addr (struct gdbarch "requires known frame which is currently not " "available at %s in %s"), paddress (call_site_gdbarch, call_site->pc), - msym == NULL ? "???" : SYMBOL_PRINT_NAME (msym)); + (msym.minsym == NULL ? "???" + : SYMBOL_PRINT_NAME (msym.minsym))); } caller_arch = get_frame_arch (caller_frame); @@ -547,7 +549,7 @@ call_site_to_target_addr (struct gdbarch msym = lookup_minimal_symbol (physname, NULL, NULL); if (msym == NULL) { - msym = lookup_minimal_symbol_by_pc (call_site->pc - 1); + msym = lookup_minimal_symbol_by_pc (call_site->pc - 1).minsym; throw_error (NO_ENTRY_VALUE_ERROR, _("Cannot find function \"%s\" for a call site target " "at %s in %s"), @@ -643,14 +645,15 @@ func_verify_no_selftailcall (struct gdba if (target_addr == verify_addr) { - struct minimal_symbol *msym; + struct bound_minimal_symbol msym; msym = lookup_minimal_symbol_by_pc (verify_addr); throw_error (NO_ENTRY_VALUE_ERROR, _("DW_OP_GNU_entry_value resolving has found " "function \"%s\" at %s can call itself via tail " "calls"), - msym == NULL ? "???" : SYMBOL_PRINT_NAME (msym), + (msym.minsym == NULL ? "???" + : SYMBOL_PRINT_NAME (msym.minsym)), paddress (gdbarch, verify_addr)); } @@ -674,10 +677,11 @@ static void tailcall_dump (struct gdbarch *gdbarch, const struct call_site *call_site) { CORE_ADDR addr = call_site->pc; - struct minimal_symbol *msym = lookup_minimal_symbol_by_pc (addr - 1); + struct bound_minimal_symbol msym = lookup_minimal_symbol_by_pc (addr - 1); fprintf_unfiltered (gdb_stdlog, " %s(%s)", paddress (gdbarch, addr), - msym == NULL ? "???" : SYMBOL_PRINT_NAME (msym)); + (msym.minsym == NULL ? "???" + : SYMBOL_PRINT_NAME (msym.minsym))); } @@ -907,7 +911,7 @@ call_site_find_chain_1 (struct gdbarch * if (retval == NULL) { - struct minimal_symbol *msym_caller, *msym_callee; + struct bound_minimal_symbol msym_caller, msym_callee; msym_caller = lookup_minimal_symbol_by_pc (caller_pc); msym_callee = lookup_minimal_symbol_by_pc (callee_pc); @@ -915,11 +919,11 @@ call_site_find_chain_1 (struct gdbarch * _("There are no unambiguously determinable intermediate " "callers or callees between caller function \"%s\" at %s " "and callee function \"%s\" at %s"), - (msym_caller == NULL - ? "???" : SYMBOL_PRINT_NAME (msym_caller)), + (msym_caller.minsym == NULL + ? "???" : SYMBOL_PRINT_NAME (msym_caller.minsym)), paddress (gdbarch, caller_pc), - (msym_callee == NULL - ? "???" : SYMBOL_PRINT_NAME (msym_callee)), + (msym_callee.minsym == NULL + ? "???" : SYMBOL_PRINT_NAME (msym_callee.minsym)), paddress (gdbarch, callee_pc)); } @@ -1011,7 +1015,8 @@ dwarf_expr_reg_to_entry_parameter (struc caller_frame = get_prev_frame (frame); if (gdbarch != frame_unwind_arch (frame)) { - struct minimal_symbol *msym = lookup_minimal_symbol_by_pc (func_addr); + struct bound_minimal_symbol msym + = lookup_minimal_symbol_by_pc (func_addr); struct gdbarch *caller_gdbarch = frame_unwind_arch (frame); throw_error (NO_ENTRY_VALUE_ERROR, @@ -1019,18 +1024,21 @@ dwarf_expr_reg_to_entry_parameter (struc "(of %s (%s)) does not match caller gdbarch %s"), gdbarch_bfd_arch_info (gdbarch)->printable_name, paddress (gdbarch, func_addr), - msym == NULL ? "???" : SYMBOL_PRINT_NAME (msym), + (msym.minsym == NULL ? "???" + : SYMBOL_PRINT_NAME (msym.minsym)), gdbarch_bfd_arch_info (caller_gdbarch)->printable_name); } if (caller_frame == NULL) { - struct minimal_symbol *msym = lookup_minimal_symbol_by_pc (func_addr); + struct bound_minimal_symbol msym + = lookup_minimal_symbol_by_pc (func_addr); throw_error (NO_ENTRY_VALUE_ERROR, _("DW_OP_GNU_entry_value resolving " "requires caller of %s (%s)"), paddress (gdbarch, func_addr), - msym == NULL ? "???" : SYMBOL_PRINT_NAME (msym)); + (msym.minsym == NULL ? "???" + : SYMBOL_PRINT_NAME (msym.minsym))); } caller_pc = get_frame_pc (caller_frame); call_site = call_site_for_pc (gdbarch, caller_pc); @@ -1040,8 +1048,8 @@ dwarf_expr_reg_to_entry_parameter (struc { struct minimal_symbol *target_msym, *func_msym; - target_msym = lookup_minimal_symbol_by_pc (target_addr); - func_msym = lookup_minimal_symbol_by_pc (func_addr); + target_msym = lookup_minimal_symbol_by_pc (target_addr).minsym; + func_msym = lookup_minimal_symbol_by_pc (func_addr).minsym; throw_error (NO_ENTRY_VALUE_ERROR, _("DW_OP_GNU_entry_value resolving expects callee %s at %s " "but the called frame is for %s at %s"), @@ -1064,7 +1072,8 @@ dwarf_expr_reg_to_entry_parameter (struc } if (iparams == call_site->parameter_count) { - struct minimal_symbol *msym = lookup_minimal_symbol_by_pc (caller_pc); + struct minimal_symbol *msym + = lookup_minimal_symbol_by_pc (caller_pc).minsym; /* DW_TAG_GNU_call_site_parameter will be missing just if GCC could not determine its value. */ --- a/gdb/elfread.c +++ b/gdb/elfread.c @@ -735,7 +735,7 @@ elf_gnu_ifunc_cache_eq (const void *a_vo static int elf_gnu_ifunc_record_cache (const char *name, CORE_ADDR addr) { - struct minimal_symbol *msym; + struct bound_minimal_symbol msym; asection *sect; struct objfile *objfile; htab_t htab; @@ -743,13 +743,13 @@ elf_gnu_ifunc_record_cache (const char * void **slot; msym = lookup_minimal_symbol_by_pc (addr); - if (msym == NULL) + if (msym.minsym == NULL) return 0; - if (SYMBOL_VALUE_ADDRESS (msym) != addr) + if (SYMBOL_VALUE_ADDRESS (msym.minsym) != addr) return 0; /* minimal symbols have always SYMBOL_OBJ_SECTION non-NULL. */ - sect = SYMBOL_OBJ_SECTION (msym)->the_bfd_section; - objfile = SYMBOL_OBJ_SECTION (msym)->objfile; + sect = SYMBOL_OBJ_SECTION (msym.minsym)->the_bfd_section; + objfile = SYMBOL_OBJ_SECTION (msym.minsym)->objfile; /* If .plt jumps back to .plt the symbol is still deferred for later resolution and it has no use for GDB. Besides ".text" this symbol can --- a/gdb/frame.c +++ b/gdb/frame.c @@ -1678,7 +1678,7 @@ get_prev_frame_1 (struct frame_info *thi /* gcc -fsplit-stack __morestack can continue the stack anywhere. */ this_pc_in_block = get_frame_address_in_block (this_frame); - morestack_msym = lookup_minimal_symbol_by_pc (this_pc_in_block); + morestack_msym = lookup_minimal_symbol_by_pc (this_pc_in_block).minsym; if (morestack_msym) morestack_name = SYMBOL_LINKAGE_NAME (morestack_msym); if (!morestack_name || strcmp (morestack_name, "__morestack") != 0) --- a/gdb/frv-tdep.c +++ b/gdb/frv-tdep.c @@ -1072,7 +1072,7 @@ frv_skip_main_prologue (struct gdbarch * { LONGEST displ; CORE_ADDR call_dest; - struct minimal_symbol *s; + struct bound_minimal_symbol s; displ = ((op & 0xfe000000) >> 7) | (op & 0x0003ffff); if ((displ & 0x00800000) != 0) @@ -1081,9 +1081,9 @@ frv_skip_main_prologue (struct gdbarch * call_dest = pc + 4 * displ; s = lookup_minimal_symbol_by_pc (call_dest); - if (s != NULL - && SYMBOL_LINKAGE_NAME (s) != NULL - && strcmp (SYMBOL_LINKAGE_NAME (s), "__main") == 0) + if (s.minsym != NULL + && SYMBOL_LINKAGE_NAME (s.minsym) != NULL + && strcmp (SYMBOL_LINKAGE_NAME (s.minsym), "__main") == 0) { pc += 4; return pc; --- a/gdb/glibc-tdep.c +++ b/gdb/glibc-tdep.c @@ -53,19 +53,18 @@ glibc_skip_solib_resolver (struct gdbarc of GNU/Linux will provide a portable, efficient interface for debugging programs that use shared libraries. */ - struct objfile *objfile; - struct minimal_symbol *resolver - = lookup_minimal_symbol_and_objfile ("_dl_runtime_resolve", &objfile); + struct bound_minimal_symbol resolver + = lookup_minimal_symbol_and_objfile ("_dl_runtime_resolve"); - if (resolver) + if (resolver.minsym) { /* The dynamic linker began using this name in early 2005. */ struct minimal_symbol *fixup - = lookup_minimal_symbol ("_dl_fixup", NULL, objfile); + = lookup_minimal_symbol ("_dl_fixup", NULL, resolver.objfile); /* This is the name used in older versions. */ if (! fixup) - fixup = lookup_minimal_symbol ("fixup", NULL, objfile); + fixup = lookup_minimal_symbol ("fixup", NULL, resolver.objfile); if (fixup && SYMBOL_VALUE_ADDRESS (fixup) == pc) return frame_unwind_caller_pc (get_current_frame ()); --- a/gdb/gnu-v2-abi.c +++ b/gdb/gnu-v2-abi.c @@ -191,7 +191,7 @@ gnuv2_value_rtti_type (struct value *v, struct type *known_type; struct type *rtti_type; CORE_ADDR vtbl; - struct minimal_symbol *minsym; + struct bound_minimal_symbol minsym; char *demangled_name, *p; const char *linkage_name; struct type *btype; @@ -245,8 +245,8 @@ gnuv2_value_rtti_type (struct value *v, /* Try to find a symbol that is the vtable. */ minsym=lookup_minimal_symbol_by_pc(vtbl); - if (minsym==NULL - || (linkage_name=SYMBOL_LINKAGE_NAME (minsym))==NULL + if (minsym.minsym==NULL + || (linkage_name=SYMBOL_LINKAGE_NAME (minsym.minsym))==NULL || !is_vtable_name (linkage_name)) return NULL; --- a/gdb/gnu-v3-abi.c +++ b/gdb/gnu-v3-abi.c @@ -306,7 +306,7 @@ gnuv3_rtti_type (struct value *value, /* Find the linker symbol for this vtable. */ vtable_symbol = lookup_minimal_symbol_by_pc (value_address (vtable) - + value_embedded_offset (vtable)); + + value_embedded_offset (vtable)).minsym; if (! vtable_symbol) return NULL; @@ -988,7 +988,7 @@ gnuv3_skip_trampoline (struct frame_info real_stop_pc = stop_pc; /* Find the linker symbol for this potential thunk. */ - thunk_sym = lookup_minimal_symbol_by_pc (real_stop_pc); + thunk_sym = lookup_minimal_symbol_by_pc (real_stop_pc).minsym; section = find_pc_section (real_stop_pc); if (thunk_sym == NULL || section == NULL) return 0; --- a/gdb/hppa-hpux-tdep.c +++ b/gdb/hppa-hpux-tdep.c @@ -89,7 +89,7 @@ hppa32_hpux_in_solib_call_trampoline (st CORE_ADDR pc, char *name) { enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); - struct minimal_symbol *minsym; + struct bound_minimal_symbol minsym; struct unwind_table_entry *u; /* First see if PC is in one of the two C-library trampolines. */ @@ -98,7 +98,8 @@ hppa32_hpux_in_solib_call_trampoline (st return 1; minsym = lookup_minimal_symbol_by_pc (pc); - if (minsym && strcmp (SYMBOL_LINKAGE_NAME (minsym), ".stub") == 0) + if (minsym.minsym + && strcmp (SYMBOL_LINKAGE_NAME (minsym.minsym), ".stub") == 0) return 1; /* Get the unwind descriptor corresponding to PC, return zero @@ -174,16 +175,16 @@ hppa64_hpux_in_solib_call_trampoline (st step. If it does, then assume we are not in a stub and return. Finally peek at the instructions to see if they look like a stub. */ - struct minimal_symbol *minsym; + struct bound_minimal_symbol minsym; asection *sec; CORE_ADDR addr; int insn; minsym = lookup_minimal_symbol_by_pc (pc); - if (! minsym) + if (! minsym.minsym) return 0; - sec = SYMBOL_OBJ_SECTION (minsym)->the_bfd_section; + sec = SYMBOL_OBJ_SECTION (minsym.minsym)->the_bfd_section; if (bfd_get_section_vma (sec->owner, sec) <= pc && pc < (bfd_get_section_vma (sec->owner, sec) @@ -311,7 +312,7 @@ hppa_hpux_skip_trampoline_code (struct f int word_size = gdbarch_ptr_bit (gdbarch) / 8; long orig_pc = pc; long prev_inst, curr_inst, loc; - struct minimal_symbol *msym; + struct bound_minimal_symbol msym; struct unwind_table_entry *u; /* Addresses passed to dyncall may *NOT* be the actual address @@ -366,10 +367,12 @@ hppa_hpux_skip_trampoline_code (struct f /*--------------------------------------------------------------------------*/ msym = lookup_minimal_symbol_by_pc (pc); - if (msym == NULL || MSYMBOL_TYPE (msym) != mst_solib_trampoline) + if (msym.minsym == NULL + || MSYMBOL_TYPE (msym.minsym) != mst_solib_trampoline) return orig_pc == pc ? 0 : pc & ~0x3; - else if (msym != NULL && MSYMBOL_TYPE (msym) == mst_solib_trampoline) + else if (msym.minsym != NULL + && MSYMBOL_TYPE (msym.minsym) == mst_solib_trampoline) { struct objfile *objfile; struct minimal_symbol *msymbol; @@ -384,7 +387,7 @@ hppa_hpux_skip_trampoline_code (struct f { if (MSYMBOL_TYPE (msymbol) == mst_text && strcmp (SYMBOL_LINKAGE_NAME (msymbol), - SYMBOL_LINKAGE_NAME (msym)) == 0) + SYMBOL_LINKAGE_NAME (msym.minsym)) == 0) { function_found = 1; break; @@ -401,7 +404,7 @@ hppa_hpux_skip_trampoline_code (struct f should be mst_text. So we need to fix the msym, and also get out of this function. */ { - MSYMBOL_TYPE (msym) = mst_text; + MSYMBOL_TYPE (msym.minsym) = mst_text; return orig_pc == pc ? 0 : pc & ~0x3; } } @@ -472,21 +475,22 @@ hppa_hpux_skip_trampoline_code (struct f (curr_inst == 0xeaa0d000) || (curr_inst == 0xeaa0d002)) { - struct minimal_symbol *stubsym, *libsym; + struct bound_minimal_symbol stubsym; + struct minimal_symbol *libsym; stubsym = lookup_minimal_symbol_by_pc (loc); - if (stubsym == NULL) + if (stubsym.minsym == NULL) { warning (_("Unable to find symbol for 0x%lx"), loc); return orig_pc == pc ? 0 : pc & ~0x3; } - libsym = lookup_minimal_symbol (SYMBOL_LINKAGE_NAME (stubsym), + libsym = lookup_minimal_symbol (SYMBOL_LINKAGE_NAME (stubsym.minsym), NULL, NULL); if (libsym == NULL) { warning (_("Unable to find library symbol for %s."), - SYMBOL_PRINT_NAME (stubsym)); + SYMBOL_PRINT_NAME (stubsym.minsym)); return orig_pc == pc ? 0 : pc & ~0x3; } @@ -1025,7 +1029,8 @@ static CORE_ADDR hppa_hpux_find_import_stub_for_addr (CORE_ADDR funcaddr) { struct objfile *objfile; - struct minimal_symbol *funsym, *stubsym; + struct bound_minimal_symbol funsym; + struct minimal_symbol *stubsym; CORE_ADDR stubaddr; funsym = lookup_minimal_symbol_by_pc (funcaddr); @@ -1034,7 +1039,7 @@ hppa_hpux_find_import_stub_for_addr (COR ALL_OBJFILES (objfile) { stubsym = lookup_minimal_symbol_solib_trampoline - (SYMBOL_LINKAGE_NAME (funsym), objfile); + (SYMBOL_LINKAGE_NAME (funsym.minsym), objfile); if (stubsym) { --- a/gdb/i386-tdep.c +++ b/gdb/i386-tdep.c @@ -1687,15 +1687,15 @@ i386_skip_main_prologue (struct gdbarch { /* Make sure address is computed correctly as a 32bit integer even if CORE_ADDR is 64 bit wide. */ - struct minimal_symbol *s; + struct bound_minimal_symbol s; CORE_ADDR call_dest; call_dest = pc + 5 + extract_signed_integer (buf, 4, byte_order); call_dest = call_dest & 0xffffffffU; s = lookup_minimal_symbol_by_pc (call_dest); - if (s != NULL - && SYMBOL_LINKAGE_NAME (s) != NULL - && strcmp (SYMBOL_LINKAGE_NAME (s), "__main") == 0) + if (s.minsym != NULL + && SYMBOL_LINKAGE_NAME (s.minsym) != NULL + && strcmp (SYMBOL_LINKAGE_NAME (s.minsym), "__main") == 0) pc += 5; } } @@ -3352,7 +3352,7 @@ i386_pe_skip_trampoline_code (struct fra unsigned long indirect = read_memory_unsigned_integer (pc + 2, 4, byte_order); struct minimal_symbol *indsym = - indirect ? lookup_minimal_symbol_by_pc (indirect) : 0; + indirect ? lookup_minimal_symbol_by_pc (indirect).minsym : 0; const char *symname = indsym ? SYMBOL_LINKAGE_NAME (indsym) : 0; if (symname) --- a/gdb/ia64-tdep.c +++ b/gdb/ia64-tdep.c @@ -3651,11 +3651,11 @@ ia64_convert_from_func_ptr_addr (struct /* There are also descriptors embedded in vtables. */ if (s) { - struct minimal_symbol *minsym; + struct bound_minimal_symbol minsym; minsym = lookup_minimal_symbol_by_pc (addr); - if (minsym && is_vtable_name (SYMBOL_LINKAGE_NAME (minsym))) + if (minsym.minsym && is_vtable_name (SYMBOL_LINKAGE_NAME (minsym.minsym))) return read_memory_unsigned_integer (addr, 8, byte_order); } --- a/gdb/infcall.c +++ b/gdb/infcall.c @@ -355,10 +355,10 @@ get_function_name (CORE_ADDR funaddr, ch { /* Try the minimal symbols. */ - struct minimal_symbol *msymbol = lookup_minimal_symbol_by_pc (funaddr); + struct bound_minimal_symbol msymbol = lookup_minimal_symbol_by_pc (funaddr); - if (msymbol) - return SYMBOL_PRINT_NAME (msymbol); + if (msymbol.minsym) + return SYMBOL_PRINT_NAME (msymbol.minsym); } { --- a/gdb/infcmd.c +++ b/gdb/infcmd.c @@ -1332,12 +1332,12 @@ until_next_command (int from_tty) if (!func) { - struct minimal_symbol *msymbol = lookup_minimal_symbol_by_pc (pc); + struct bound_minimal_symbol msymbol = lookup_minimal_symbol_by_pc (pc); - if (msymbol == NULL) + if (msymbol.minsym == NULL) error (_("Execution is not within a known function.")); - tp->control.step_range_start = SYMBOL_VALUE_ADDRESS (msymbol); + tp->control.step_range_start = SYMBOL_VALUE_ADDRESS (msymbol.minsym); tp->control.step_range_end = pc; } else --- a/gdb/jit.c +++ b/gdb/jit.c @@ -1016,8 +1016,8 @@ static int jit_breakpoint_re_set_internal (struct gdbarch *gdbarch, struct jit_program_space_data *ps_data) { - struct minimal_symbol *reg_symbol, *desc_symbol; - struct objfile *objf; + struct bound_minimal_symbol reg_symbol; + struct minimal_symbol *desc_symbol; struct jit_objfile_data *objf_data; CORE_ADDR addr; @@ -1025,19 +1025,21 @@ jit_breakpoint_re_set_internal (struct g { /* Lookup the registration symbol. If it is missing, then we assume we are not attached to a JIT. */ - reg_symbol = lookup_minimal_symbol_and_objfile (jit_break_name, &objf); - if (reg_symbol == NULL || SYMBOL_VALUE_ADDRESS (reg_symbol) == 0) + reg_symbol = lookup_minimal_symbol_and_objfile (jit_break_name); + if (reg_symbol.minsym == NULL + || SYMBOL_VALUE_ADDRESS (reg_symbol.minsym) == 0) return 1; - desc_symbol = lookup_minimal_symbol (jit_descriptor_name, NULL, objf); + desc_symbol = lookup_minimal_symbol (jit_descriptor_name, NULL, + reg_symbol.objfile); if (desc_symbol == NULL || SYMBOL_VALUE_ADDRESS (desc_symbol) == 0) return 1; - objf_data = get_jit_objfile_data (objf); - objf_data->register_code = reg_symbol; + objf_data = get_jit_objfile_data (reg_symbol.objfile); + objf_data->register_code = reg_symbol.minsym; objf_data->descriptor = desc_symbol; - ps_data->objfile = objf; + ps_data->objfile = reg_symbol.objfile; } else objf_data = get_jit_objfile_data (ps_data->objfile); --- a/gdb/linux-fork.c +++ b/gdb/linux-fork.c @@ -592,11 +592,11 @@ info_checkpoints_command (char *arg, int printf_filtered (_(", line %d"), sal.line); if (!sal.symtab && !sal.line) { - struct minimal_symbol *msym; + struct bound_minimal_symbol msym; msym = lookup_minimal_symbol_by_pc (pc); - if (msym) - printf_filtered (", <%s>", SYMBOL_LINKAGE_NAME (msym)); + if (msym.minsym) + printf_filtered (", <%s>", SYMBOL_LINKAGE_NAME (msym.minsym)); } putchar_filtered ('\n'); --- a/gdb/m32c-tdep.c +++ b/gdb/m32c-tdep.c @@ -2457,14 +2457,15 @@ m32c_m16c_address_to_pointer (struct gdb struct minimal_symbol *tramp_msym; /* Try to find a linker symbol at this address. */ - struct minimal_symbol *func_msym = lookup_minimal_symbol_by_pc (addr); + struct bound_minimal_symbol func_msym + = lookup_minimal_symbol_by_pc (addr); - if (! func_msym) + if (! func_msym.minsym) error (_("Cannot convert code address %s to function pointer:\n" "couldn't find a symbol at that address, to find trampoline."), paddress (gdbarch, addr)); - func_name = SYMBOL_LINKAGE_NAME (func_msym); + func_name = SYMBOL_LINKAGE_NAME (func_msym.minsym); tramp_name = xmalloc (strlen (func_name) + 5); strcpy (tramp_name, func_name); strcat (tramp_name, ".plt"); @@ -2535,11 +2536,11 @@ m32c_m16c_pointer_to_address (struct gdb { /* See if there is a minimal symbol at that address whose name is "NAME.plt". */ - struct minimal_symbol *ptr_msym = lookup_minimal_symbol_by_pc (ptr); + struct bound_minimal_symbol ptr_msym = lookup_minimal_symbol_by_pc (ptr); - if (ptr_msym) + if (ptr_msym.minsym) { - const char *ptr_msym_name = SYMBOL_LINKAGE_NAME (ptr_msym); + const char *ptr_msym_name = SYMBOL_LINKAGE_NAME (ptr_msym.minsym); int len = strlen (ptr_msym_name); if (len > 4 @@ -2572,7 +2573,7 @@ m32c_m16c_pointer_to_address (struct gdb { ptr_msym = lookup_minimal_symbol_by_pc ((aspace << 16) | ptr); - if (ptr_msym) + if (ptr_msym.minsym) ptr |= aspace << 16; } } --- a/gdb/m68hc11-tdep.c +++ b/gdb/m68hc11-tdep.c @@ -587,18 +587,18 @@ m68hc11_analyze_instruction (struct gdba static enum insn_return_kind m68hc11_get_return_insn (CORE_ADDR pc) { - struct minimal_symbol *sym; + struct bound_minimal_symbol sym; /* A flag indicating that this is a STO_M68HC12_FAR or STO_M68HC12_INTERRUPT function is stored by elfread.c in the high bit of the info field. Use this to decide which instruction the function uses to return. */ sym = lookup_minimal_symbol_by_pc (pc); - if (sym == 0) + if (sym.minsym == 0) return RETURN_RTS; - if (MSYMBOL_IS_RTC (sym)) + if (MSYMBOL_IS_RTC (sym.minsym)) return RETURN_RTC; - else if (MSYMBOL_IS_RTI (sym)) + else if (MSYMBOL_IS_RTI (sym.minsym)) return RETURN_RTI; else return RETURN_RTS; --- a/gdb/maint.c +++ b/gdb/maint.c @@ -445,7 +445,7 @@ maintenance_translate_address (char *arg CORE_ADDR address; struct obj_section *sect; char *p; - struct minimal_symbol *sym; + struct bound_minimal_symbol sym; struct objfile *objfile; if (arg == NULL || *arg == 0) @@ -480,13 +480,13 @@ maintenance_translate_address (char *arg else sym = lookup_minimal_symbol_by_pc (address); - if (sym) + if (sym.minsym) { - const char *symbol_name = SYMBOL_PRINT_NAME (sym); + const char *symbol_name = SYMBOL_PRINT_NAME (sym.minsym); const char *symbol_offset - = pulongest (address - SYMBOL_VALUE_ADDRESS (sym)); + = pulongest (address - SYMBOL_VALUE_ADDRESS (sym.minsym)); - sect = SYMBOL_OBJ_SECTION(sym); + sect = SYMBOL_OBJ_SECTION(sym.minsym); if (sect != NULL) { const char *section_name; --- a/gdb/minsyms.c +++ b/gdb/minsyms.c @@ -474,7 +474,7 @@ lookup_minimal_symbol_solib_trampoline ( there are text and trampoline symbols at the same address. Otherwise prefer mst_text symbols. */ -static struct minimal_symbol * +static struct bound_minimal_symbol lookup_minimal_symbol_by_pc_section_1 (CORE_ADDR pc, struct obj_section *section, int want_trampoline) @@ -485,6 +485,8 @@ lookup_minimal_symbol_by_pc_section_1 (C struct objfile *objfile; struct minimal_symbol *msymbol; struct minimal_symbol *best_symbol = NULL; + struct objfile *best_objfile = NULL; + struct bound_minimal_symbol result; enum minimal_symbol_type want_type, other_type; want_type = want_trampoline ? mst_solib_trampoline : mst_text; @@ -690,14 +692,18 @@ lookup_minimal_symbol_by_pc_section_1 (C SYMBOL_VALUE_ADDRESS (&msymbol[hi])))) { best_symbol = &msymbol[hi]; + best_objfile = objfile; } } } } - return (best_symbol); + + result.minsym = best_symbol; + result.objfile = best_objfile; + return result; } -struct minimal_symbol * +struct bound_minimal_symbol lookup_minimal_symbol_by_pc_section (CORE_ADDR pc, struct obj_section *section) { if (section == NULL) @@ -707,17 +713,31 @@ lookup_minimal_symbol_by_pc_section (COR debugging) always returns NULL making the call somewhat useless. */ section = find_pc_section (pc); if (section == NULL) - return NULL; + { + struct bound_minimal_symbol result; + + memset (&result, 0, sizeof (result)); + return result; + } } return lookup_minimal_symbol_by_pc_section_1 (pc, section, 0); } /* See minsyms.h. */ -struct minimal_symbol * +struct bound_minimal_symbol lookup_minimal_symbol_by_pc (CORE_ADDR pc) { - return lookup_minimal_symbol_by_pc_section (pc, NULL); + struct obj_section *section = find_pc_section (pc); + + if (section == NULL) + { + struct bound_minimal_symbol result; + + memset (&result, 0, sizeof (result)); + return result; + } + return lookup_minimal_symbol_by_pc_section_1 (pc, section, 0); } /* Return non-zero iff PC is in an STT_GNU_IFUNC function resolver. */ @@ -725,9 +745,9 @@ lookup_minimal_symbol_by_pc (CORE_ADDR p int in_gnu_ifunc_stub (CORE_ADDR pc) { - struct minimal_symbol *msymbol = lookup_minimal_symbol_by_pc (pc); + struct bound_minimal_symbol msymbol = lookup_minimal_symbol_by_pc (pc); - return msymbol && MSYMBOL_TYPE (msymbol) == mst_text_gnu_ifunc; + return msymbol.minsym && MSYMBOL_TYPE (msymbol.minsym) == mst_text_gnu_ifunc; } /* See elf_gnu_ifunc_resolve_addr for its real implementation. */ @@ -785,10 +805,10 @@ const struct gnu_ifunc_fns *gnu_ifunc_fn /* See minsyms.h. */ -struct minimal_symbol * -lookup_minimal_symbol_and_objfile (const char *name, - struct objfile **objfile_p) +struct bound_minimal_symbol +lookup_minimal_symbol_and_objfile (const char *name) { + struct bound_minimal_symbol result; struct objfile *objfile; unsigned int hash = msymbol_hash (name) % MINIMAL_SYMBOL_HASH_SIZE; @@ -802,13 +822,15 @@ lookup_minimal_symbol_and_objfile (const { if (strcmp (SYMBOL_LINKAGE_NAME (msym), name) == 0) { - *objfile_p = objfile; - return msym; + result.minsym = msym; + result.objfile = objfile; + return result; } } } - return 0; + memset (&result, 0, sizeof (result)); + return result; } @@ -1287,14 +1309,15 @@ static struct minimal_symbol * lookup_solib_trampoline_symbol_by_pc (CORE_ADDR pc) { struct obj_section *section = find_pc_section (pc); - struct minimal_symbol *msymbol; + struct bound_minimal_symbol msymbol; if (section == NULL) return NULL; msymbol = lookup_minimal_symbol_by_pc_section_1 (pc, section, 1); - if (msymbol != NULL && MSYMBOL_TYPE (msymbol) == mst_solib_trampoline) - return msymbol; + if (msymbol.minsym != NULL + && MSYMBOL_TYPE (msymbol.minsym) == mst_solib_trampoline) + return msymbol.minsym; return NULL; } --- a/gdb/minsyms.h +++ b/gdb/minsyms.h @@ -20,6 +20,23 @@ #ifndef MINSYMS_H #define MINSYMS_H +/* Several lookup functions return both a minimal symbol and the + objfile in which it is found. This structure is used in these + cases. */ + +struct bound_minimal_symbol +{ + /* The minimal symbol that was found, or NULL if no minimal symbol + was found. */ + + struct minimal_symbol *minsym; + + /* If MINSYM is not NULL, then this is the objfile in which the + symbol is defined. */ + + struct objfile *objfile; +}; + /* This header declares most of the API for dealing with minimal symbols and minimal symbol tables. A few things are declared elsewhere; see below. @@ -169,12 +186,9 @@ struct minimal_symbol *lookup_minimal_sy struct objfile *); /* Find the minimal symbol named NAME, and return both the minsym - struct and its objfile. This only checks the linkage name. Sets - *OBJFILE_P and returns the minimal symbol, if it is found. If it - is not found, returns NULL. */ + struct and its objfile. This only checks the linkage name. */ -struct minimal_symbol *lookup_minimal_symbol_and_objfile (const char *, - struct objfile **); +struct bound_minimal_symbol lookup_minimal_symbol_and_objfile (const char *); /* Look through all the current minimal symbol tables and find the first minimal symbol that matches NAME and has text type. If OBJF @@ -213,10 +227,10 @@ struct minimal_symbol *lookup_minimal_sy If SECTION is NULL, this uses the result of find_pc_section instead. - Returns a pointer to the minimal symbol if such a symbol is found, - or NULL if PC is not in a suitable range. */ + The result has a non-NULL 'minsym' member if such a symbol is + found, or NULL if PC is not in a suitable range. */ -struct minimal_symbol *lookup_minimal_symbol_by_pc_section +struct bound_minimal_symbol lookup_minimal_symbol_by_pc_section (CORE_ADDR, struct obj_section *); @@ -226,7 +240,7 @@ struct minimal_symbol *lookup_minimal_sy This is a wrapper that calls lookup_minimal_symbol_by_pc_section with a NULL section argument. */ -struct minimal_symbol *lookup_minimal_symbol_by_pc (CORE_ADDR); +struct bound_minimal_symbol lookup_minimal_symbol_by_pc (CORE_ADDR); /* Iterate over all the minimal symbols in the objfile OBJF which match NAME. Both the ordinary and demangled names of each symbol --- a/gdb/mips-tdep.c +++ b/gdb/mips-tdep.c @@ -1115,15 +1115,15 @@ show_mask_address (struct ui_file *file, int mips_pc_is_mips (CORE_ADDR memaddr) { - struct minimal_symbol *sym; + struct bound_minimal_symbol sym; /* Flags indicating that this is a MIPS16 or microMIPS function is stored by elfread.c in the high bit of the info field. Use this to decide if the function is standard MIPS. Otherwise if bit 0 of the address is clear, then this is a standard MIPS function. */ sym = lookup_minimal_symbol_by_pc (memaddr); - if (sym) - return msymbol_is_mips (sym); + if (sym.minsym) + return msymbol_is_mips (sym.minsym); else return is_mips_addr (memaddr); } @@ -1133,15 +1133,15 @@ mips_pc_is_mips (CORE_ADDR memaddr) int mips_pc_is_mips16 (struct gdbarch *gdbarch, CORE_ADDR memaddr) { - struct minimal_symbol *sym; + struct bound_minimal_symbol sym; /* A flag indicating that this is a MIPS16 function is stored by elfread.c in the high bit of the info field. Use this to decide if the function is MIPS16. Otherwise if bit 0 of the address is set, then ELF file flags will tell if this is a MIPS16 function. */ sym = lookup_minimal_symbol_by_pc (memaddr); - if (sym) - return msymbol_is_mips16 (sym); + if (sym.minsym) + return msymbol_is_mips16 (sym.minsym); else return is_mips16_addr (gdbarch, memaddr); } @@ -1151,7 +1151,7 @@ mips_pc_is_mips16 (struct gdbarch *gdbar int mips_pc_is_micromips (struct gdbarch *gdbarch, CORE_ADDR memaddr) { - struct minimal_symbol *sym; + struct bound_minimal_symbol sym; /* A flag indicating that this is a microMIPS function is stored by elfread.c in the high bit of the info field. Use this to decide @@ -1159,8 +1159,8 @@ mips_pc_is_micromips (struct gdbarch *gd is set, then ELF file flags will tell if this is a microMIPS function. */ sym = lookup_minimal_symbol_by_pc (memaddr); - if (sym) - return msymbol_is_micromips (sym); + if (sym.minsym) + return msymbol_is_micromips (sym.minsym); else return is_micromips_addr (gdbarch, memaddr); } @@ -1171,7 +1171,7 @@ mips_pc_is_micromips (struct gdbarch *gd static enum mips_isa mips_pc_isa (struct gdbarch *gdbarch, CORE_ADDR memaddr) { - struct minimal_symbol *sym; + struct bound_minimal_symbol sym; /* A flag indicating that this is a MIPS16 or a microMIPS function is stored by elfread.c in the high bit of the info field. Use @@ -1179,11 +1179,11 @@ mips_pc_isa (struct gdbarch *gdbarch, CO MIPS. Otherwise if bit 0 of the address is set, then ELF file flags will tell if this is a MIPS16 or a microMIPS function. */ sym = lookup_minimal_symbol_by_pc (memaddr); - if (sym) + if (sym.minsym) { - if (msymbol_is_micromips (sym)) + if (msymbol_is_micromips (sym.minsym)) return ISA_MICROMIPS; - else if (msymbol_is_mips16 (sym)) + else if (msymbol_is_mips16 (sym.minsym)) return ISA_MIPS16; else return ISA_MIPS; @@ -3582,7 +3582,7 @@ mips_stub_frame_sniffer (const struct fr gdb_byte dummy[4]; struct obj_section *s; CORE_ADDR pc = get_frame_address_in_block (this_frame); - struct minimal_symbol *msym; + struct bound_minimal_symbol msym; /* Use the stub unwinder for unreadable code. */ if (target_read_memory (get_frame_pc (this_frame), dummy, 4) != 0) @@ -3602,9 +3602,9 @@ mips_stub_frame_sniffer (const struct fr /* Calling a PIC function from a non-PIC function passes through a stub. The stub for foo is named ".pic.foo". */ msym = lookup_minimal_symbol_by_pc (pc); - if (msym != NULL - && SYMBOL_LINKAGE_NAME (msym) != NULL - && strncmp (SYMBOL_LINKAGE_NAME (msym), ".pic.", 5) == 0) + if (msym.minsym != NULL + && SYMBOL_LINKAGE_NAME (msym.minsym) != NULL + && strncmp (SYMBOL_LINKAGE_NAME (msym.minsym), ".pic.", 5) == 0) return 1; return 0; @@ -7626,7 +7626,7 @@ mips_skip_pic_trampoline_code (struct fr { struct gdbarch *gdbarch = get_frame_arch (frame); enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); - struct minimal_symbol *msym; + struct bound_minimal_symbol msym; int i; gdb_byte stub_code[16]; int32_t stub_words[4]; @@ -7635,18 +7635,18 @@ mips_skip_pic_trampoline_code (struct fr instructions inserted before foo or a three instruction sequence which jumps to foo. */ msym = lookup_minimal_symbol_by_pc (pc); - if (msym == NULL - || SYMBOL_VALUE_ADDRESS (msym) != pc - || SYMBOL_LINKAGE_NAME (msym) == NULL - || strncmp (SYMBOL_LINKAGE_NAME (msym), ".pic.", 5) != 0) + if (msym.minsym == NULL + || SYMBOL_VALUE_ADDRESS (msym.minsym) != pc + || SYMBOL_LINKAGE_NAME (msym.minsym) == NULL + || strncmp (SYMBOL_LINKAGE_NAME (msym.minsym), ".pic.", 5) != 0) return 0; /* A two-instruction header. */ - if (MSYMBOL_SIZE (msym) == 8) + if (MSYMBOL_SIZE (msym.minsym) == 8) return pc + 8; /* A three-instruction (plus delay slot) trampoline. */ - if (MSYMBOL_SIZE (msym) == 16) + if (MSYMBOL_SIZE (msym.minsym) == 16) { if (target_read_memory (pc, stub_code, 16) != 0) return 0; --- a/gdb/p-valprint.c +++ b/gdb/p-valprint.c @@ -221,18 +221,18 @@ pascal_val_print (struct type *type, con /* Print vtbl's nicely. */ CORE_ADDR vt_address = unpack_pointer (type, valaddr + embedded_offset); - struct minimal_symbol *msymbol = + struct bound_minimal_symbol msymbol = lookup_minimal_symbol_by_pc (vt_address); /* If 'symbol_print' is set, we did the work above. */ if (!options->symbol_print - && (msymbol != NULL) - && (vt_address == SYMBOL_VALUE_ADDRESS (msymbol))) + && (msymbol.minsym != NULL) + && (vt_address == SYMBOL_VALUE_ADDRESS (msymbol.minsym))) { if (want_space) fputs_filtered (" ", stream); fputs_filtered ("<", stream); - fputs_filtered (SYMBOL_PRINT_NAME (msymbol), stream); + fputs_filtered (SYMBOL_PRINT_NAME (msymbol.minsym), stream); fputs_filtered (">", stream); want_space = 1; } @@ -247,8 +247,9 @@ pascal_val_print (struct type *type, con if (want_space) fputs_filtered (" ", stream); - if (msymbol != NULL) - wsym = lookup_symbol (SYMBOL_LINKAGE_NAME (msymbol), block, + if (msymbol.minsym != NULL) + wsym = lookup_symbol (SYMBOL_LINKAGE_NAME (msymbol.minsym), + block, VAR_DOMAIN, &is_this_fld); if (wsym) --- a/gdb/parse.c +++ b/gdb/parse.c @@ -508,13 +508,14 @@ write_exp_msymbol (struct minimal_symbol pc = gdbarch_convert_from_func_ptr_addr (gdbarch, addr, ¤t_target); if (pc != addr) { - struct minimal_symbol *ifunc_msym = lookup_minimal_symbol_by_pc (pc); + struct bound_minimal_symbol ifunc_msym = lookup_minimal_symbol_by_pc (pc); /* In this case, assume we have a code symbol instead of a data symbol. */ - if (ifunc_msym != NULL && MSYMBOL_TYPE (ifunc_msym) == mst_text_gnu_ifunc - && SYMBOL_VALUE_ADDRESS (ifunc_msym) == pc) + if (ifunc_msym.minsym != NULL + && MSYMBOL_TYPE (ifunc_msym.minsym) == mst_text_gnu_ifunc + && SYMBOL_VALUE_ADDRESS (ifunc_msym.minsym) == pc) { /* A function descriptor has been resolved but PC is still in the STT_GNU_IFUNC resolver body (such as because inferior does not --- a/gdb/ppc-linux-tdep.c +++ b/gdb/ppc-linux-tdep.c @@ -332,7 +332,7 @@ static struct ppc_insn_pattern powerpc32 static int powerpc_linux_in_dynsym_resolve_code (CORE_ADDR pc) { - struct minimal_symbol *sym; + struct bound_minimal_symbol sym; /* Check whether PC is in the dynamic linker. This also checks whether it is in the .plt section, used by non-PIC executables. */ @@ -341,9 +341,10 @@ powerpc_linux_in_dynsym_resolve_code (CO /* Check if we are in the resolver. */ sym = lookup_minimal_symbol_by_pc (pc); - if (sym != NULL - && (strcmp (SYMBOL_LINKAGE_NAME (sym), "__glink") == 0 - || strcmp (SYMBOL_LINKAGE_NAME (sym), "__glink_PLTresolve") == 0)) + if (sym.minsym != NULL + && (strcmp (SYMBOL_LINKAGE_NAME (sym.minsym), "__glink") == 0 + || strcmp (SYMBOL_LINKAGE_NAME (sym.minsym), + "__glink_PLTresolve") == 0)) return 1; return 0; --- a/gdb/ppc-sysv-tdep.c +++ b/gdb/ppc-sysv-tdep.c @@ -1076,12 +1076,13 @@ static int convert_code_addr_to_desc_addr (CORE_ADDR code_addr, CORE_ADDR *desc_addr) { struct obj_section *dot_fn_section; - struct minimal_symbol *dot_fn; + struct bound_minimal_symbol dot_fn; struct minimal_symbol *fn; + /* Find the minimal symbol that corresponds to CODE_ADDR (should have a name of the form ".FN"). */ dot_fn = lookup_minimal_symbol_by_pc (code_addr); - if (dot_fn == NULL || SYMBOL_LINKAGE_NAME (dot_fn)[0] != '.') + if (dot_fn.minsym == NULL || SYMBOL_LINKAGE_NAME (dot_fn.minsym)[0] != '.') return 0; /* Get the section that contains CODE_ADDR. Need this for the "objfile" that it contains. */ @@ -1092,7 +1093,7 @@ convert_code_addr_to_desc_addr (CORE_ADD address. Only look for the minimal symbol in ".FN"'s object file - avoids problems when two object files (i.e., shared libraries) contain a minimal symbol with the same name. */ - fn = lookup_minimal_symbol (SYMBOL_LINKAGE_NAME (dot_fn) + 1, NULL, + fn = lookup_minimal_symbol (SYMBOL_LINKAGE_NAME (dot_fn.minsym) + 1, NULL, dot_fn_section->objfile); if (fn == NULL) return 0; --- a/gdb/printcmd.c +++ b/gdb/printcmd.c @@ -668,7 +668,7 @@ build_address_symbolic (struct gdbarch * save some memory, but for many debug format--ELF/DWARF or anything/stabs--it would be inconvenient to eliminate those minimal symbols anyway). */ - msymbol = lookup_minimal_symbol_by_pc_section (addr, section); + msymbol = lookup_minimal_symbol_by_pc_section (addr, section).minsym; symbol = find_pc_sect_function (addr, section); if (symbol) @@ -1166,7 +1166,8 @@ sym_info (char *arg, int from_tty) if (obj_section_addr (osect) <= sect_addr && sect_addr < obj_section_endaddr (osect) - && (msymbol = lookup_minimal_symbol_by_pc_section (sect_addr, osect))) + && (msymbol + = lookup_minimal_symbol_by_pc_section (sect_addr, osect).minsym)) { const char *obj_name, *mapped, *sec_name, *msym_name; char *loc_string; --- a/gdb/rs6000-tdep.c +++ b/gdb/rs6000-tdep.c @@ -2152,15 +2152,15 @@ rs6000_skip_main_prologue (struct gdbarc { CORE_ADDR displ = op & BL_DISPLACEMENT_MASK; CORE_ADDR call_dest = pc + 4 + displ; - struct minimal_symbol *s = lookup_minimal_symbol_by_pc (call_dest); + struct bound_minimal_symbol s = lookup_minimal_symbol_by_pc (call_dest); /* We check for ___eabi (three leading underscores) in addition to __eabi in case the GCC option "-fleading-underscore" was used to compile the program. */ - if (s != NULL - && SYMBOL_LINKAGE_NAME (s) != NULL - && (strcmp (SYMBOL_LINKAGE_NAME (s), "__eabi") == 0 - || strcmp (SYMBOL_LINKAGE_NAME (s), "___eabi") == 0)) + if (s.minsym != NULL + && SYMBOL_LINKAGE_NAME (s.minsym) != NULL + && (strcmp (SYMBOL_LINKAGE_NAME (s.minsym), "__eabi") == 0 + || strcmp (SYMBOL_LINKAGE_NAME (s.minsym), "___eabi") == 0)) pc += 4; } return pc; @@ -2226,7 +2226,7 @@ rs6000_skip_trampoline_code (struct fram unsigned int ii, op; int rel; CORE_ADDR solib_target_pc; - struct minimal_symbol *msymbol; + struct bound_minimal_symbol msymbol; static unsigned trampoline_code[] = { @@ -2242,9 +2242,9 @@ rs6000_skip_trampoline_code (struct fram /* Check for bigtoc fixup code. */ msymbol = lookup_minimal_symbol_by_pc (pc); - if (msymbol + if (msymbol.minsym && rs6000_in_solib_return_trampoline (gdbarch, pc, - SYMBOL_LINKAGE_NAME (msymbol))) + SYMBOL_LINKAGE_NAME (msymbol.minsym))) { /* Double-check that the third instruction from PC is relative "b". */ op = read_memory_integer (pc + 8, 4, byte_order); --- a/gdb/sh64-tdep.c +++ b/gdb/sh64-tdep.c @@ -237,7 +237,7 @@ sh64_elf_make_msymbol_special (asymbol * static int pc_is_isa32 (bfd_vma memaddr) { - struct minimal_symbol *sym; + struct bound_minimal_symbol sym; /* If bit 0 of the address is set, assume this is a ISA32 (shmedia) address. */ @@ -248,8 +248,8 @@ pc_is_isa32 (bfd_vma memaddr) the high bit of the info field. Use this to decide if the function is ISA16 or ISA32. */ sym = lookup_minimal_symbol_by_pc (memaddr); - if (sym) - return MSYMBOL_IS_SPECIAL (sym); + if (sym.minsym) + return MSYMBOL_IS_SPECIAL (sym.minsym); else return 0; } --- a/gdb/stack.c +++ b/gdb/stack.c @@ -1036,23 +1036,25 @@ find_frame_funname (struct frame_info *f changed (and we'll create a find_pc_minimal_function or some such). */ - struct minimal_symbol *msymbol = NULL; + struct bound_minimal_symbol msymbol; /* Don't attempt to do this for inlined functions, which do not have a corresponding minimal symbol. */ if (!block_inlined_p (SYMBOL_BLOCK_VALUE (func))) msymbol = lookup_minimal_symbol_by_pc (get_frame_address_in_block (frame)); + else + memset (&msymbol, 0, sizeof (msymbol)); - if (msymbol != NULL - && (SYMBOL_VALUE_ADDRESS (msymbol) + if (msymbol.minsym != NULL + && (SYMBOL_VALUE_ADDRESS (msymbol.minsym) > BLOCK_START (SYMBOL_BLOCK_VALUE (func)))) { /* We also don't know anything about the function besides its address and name. */ func = 0; - *funname = SYMBOL_PRINT_NAME (msymbol); - *funlang = SYMBOL_LANGUAGE (msymbol); + *funname = SYMBOL_PRINT_NAME (msymbol.minsym); + *funlang = SYMBOL_LANGUAGE (msymbol.minsym); } else { @@ -1079,17 +1081,17 @@ find_frame_funname (struct frame_info *f } else { - struct minimal_symbol *msymbol; + struct bound_minimal_symbol msymbol; CORE_ADDR pc; if (!get_frame_address_in_block_if_available (frame, &pc)) return; msymbol = lookup_minimal_symbol_by_pc (pc); - if (msymbol != NULL) + if (msymbol.minsym != NULL) { - *funname = SYMBOL_PRINT_NAME (msymbol); - *funlang = SYMBOL_LANGUAGE (msymbol); + *funname = SYMBOL_PRINT_NAME (msymbol.minsym); + *funlang = SYMBOL_LANGUAGE (msymbol.minsym); } } } @@ -1423,13 +1425,13 @@ frame_info (char *addr_exp, int from_tty } else if (frame_pc_p) { - struct minimal_symbol *msymbol; + struct bound_minimal_symbol msymbol; msymbol = lookup_minimal_symbol_by_pc (frame_pc); - if (msymbol != NULL) + if (msymbol.minsym != NULL) { - funname = SYMBOL_PRINT_NAME (msymbol); - funlang = SYMBOL_LANGUAGE (msymbol); + funname = SYMBOL_PRINT_NAME (msymbol.minsym); + funlang = SYMBOL_LANGUAGE (msymbol.minsym); } } calling_frame_info = get_prev_frame (fi); --- a/gdb/symtab.c +++ b/gdb/symtab.c @@ -956,7 +956,7 @@ find_pc_sect_symtab_via_partial (CORE_AD /* If we know that this is not a text address, return failure. This is necessary because we loop based on texthigh and textlow, which do not include the data ranges. */ - msymbol = lookup_minimal_symbol_by_pc_section (pc, section); + msymbol = lookup_minimal_symbol_by_pc_section (pc, section).minsym; if (msymbol && (MSYMBOL_TYPE (msymbol) == mst_data || MSYMBOL_TYPE (msymbol) == mst_bss @@ -2088,7 +2088,7 @@ find_pc_sect_symtab (CORE_ADDR pc, struc addresses, which do not include the data ranges, and because we call find_pc_sect_psymtab which has a similar restriction based on the partial_symtab's texthigh and textlow. */ - msymbol = lookup_minimal_symbol_by_pc_section (pc, section); + msymbol = lookup_minimal_symbol_by_pc_section (pc, section).minsym; if (msymbol && (MSYMBOL_TYPE (msymbol) == mst_data || MSYMBOL_TYPE (msymbol) == mst_bss @@ -2219,7 +2219,7 @@ find_pc_sect_line (CORE_ADDR pc, struct struct linetable_entry *item; struct symtab_and_line val; struct blockvector *bv; - struct minimal_symbol *msymbol; + struct bound_minimal_symbol msymbol; struct minimal_symbol *mfunsym; struct objfile *objfile; @@ -2305,11 +2305,12 @@ find_pc_sect_line (CORE_ADDR pc, struct * infinite recursion. */ msymbol = lookup_minimal_symbol_by_pc (pc); - if (msymbol != NULL) - if (MSYMBOL_TYPE (msymbol) == mst_solib_trampoline) + if (msymbol.minsym != NULL) + if (MSYMBOL_TYPE (msymbol.minsym) == mst_solib_trampoline) { - mfunsym = lookup_minimal_symbol_text (SYMBOL_LINKAGE_NAME (msymbol), - NULL); + mfunsym + = lookup_minimal_symbol_text (SYMBOL_LINKAGE_NAME (msymbol.minsym), + NULL); if (mfunsym == NULL) /* I eliminated this warning since it is coming out * in the following situation: @@ -2325,7 +2326,7 @@ find_pc_sect_line (CORE_ADDR pc, struct ; /* fall through */ else if (SYMBOL_VALUE_ADDRESS (mfunsym) - == SYMBOL_VALUE_ADDRESS (msymbol)) + == SYMBOL_VALUE_ADDRESS (msymbol.minsym)) /* Avoid infinite recursion */ /* See above comment about why warning is commented out. */ /* warning ("In stub for %s; unable to find real function/line info", @@ -2838,7 +2839,7 @@ skip_prologue_sal (struct symtab_and_lin else { struct minimal_symbol *msymbol - = lookup_minimal_symbol_by_pc_section (sal->pc, sal->section); + = lookup_minimal_symbol_by_pc_section (sal->pc, sal->section).minsym; if (msymbol == NULL) { @@ -2894,8 +2895,8 @@ skip_prologue_sal (struct symtab_and_lin if (skip && start_sal.pc != pc && (sym ? (BLOCK_START (SYMBOL_BLOCK_VALUE (sym)) <= start_sal.end && start_sal.end < BLOCK_END (SYMBOL_BLOCK_VALUE (sym))) - : (lookup_minimal_symbol_by_pc_section (start_sal.end, section) - == lookup_minimal_symbol_by_pc_section (pc, section)))) + : (lookup_minimal_symbol_by_pc_section (start_sal.end, section).minsym + == lookup_minimal_symbol_by_pc_section (pc, section).minsym))) { /* First pc of next line */ pc = start_sal.end; --- a/gdb/tui/tui-disasm.c +++ b/gdb/tui/tui-disasm.c @@ -121,7 +121,7 @@ tui_find_disassembly_address (struct gdb pos = max_lines - 1; do { new_low -= 1 * max_lines; - msymbol = lookup_minimal_symbol_by_pc_section (new_low, 0); + msymbol = lookup_minimal_symbol_by_pc_section (new_low, 0).minsym; if (msymbol) new_low = SYMBOL_VALUE_ADDRESS (msymbol);
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