diff options
Diffstat (limited to 'gdb/gdbarch.c')
| -rw-r--r-- | gdb/gdbarch.c | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/gdb/gdbarch.c b/gdb/gdbarch.c index e930642f15f..bc27aaeef6a 100644 --- a/gdb/gdbarch.c +++ b/gdb/gdbarch.c @@ -244,6 +244,7 @@ struct gdbarch gdbarch_saved_pc_after_call_ftype *saved_pc_after_call; gdbarch_frame_num_args_ftype *frame_num_args; gdbarch_stack_align_ftype *stack_align; + gdbarch_frame_align_ftype *frame_align; int extra_stack_alignment_needed; gdbarch_reg_struct_has_addr_ftype *reg_struct_has_addr; gdbarch_save_dummy_frame_tos_ftype *save_dummy_frame_tos; @@ -260,11 +261,14 @@ struct gdbarch gdbarch_in_solib_call_trampoline_ftype *in_solib_call_trampoline; gdbarch_in_solib_return_trampoline_ftype *in_solib_return_trampoline; gdbarch_pc_in_sigtramp_ftype *pc_in_sigtramp; + gdbarch_sigtramp_start_ftype *sigtramp_start; + gdbarch_sigtramp_end_ftype *sigtramp_end; gdbarch_in_function_epilogue_p_ftype *in_function_epilogue_p; gdbarch_construct_inferior_arguments_ftype *construct_inferior_arguments; gdbarch_dwarf2_build_frame_info_ftype *dwarf2_build_frame_info; gdbarch_elf_make_msymbol_special_ftype *elf_make_msymbol_special; gdbarch_coff_make_msymbol_special_ftype *coff_make_msymbol_special; + const char * name_of_malloc; }; @@ -414,11 +418,15 @@ struct gdbarch startup_gdbarch = 0, 0, 0, + 0, + 0, + 0, generic_in_function_epilogue_p, construct_inferior_arguments, 0, 0, 0, + "malloc", /* startup_gdbarch() */ }; @@ -549,6 +557,7 @@ gdbarch_alloc (const struct gdbarch_info *info, current_gdbarch->construct_inferior_arguments = construct_inferior_arguments; current_gdbarch->elf_make_msymbol_special = default_elf_make_msymbol_special; current_gdbarch->coff_make_msymbol_special = default_coff_make_msymbol_special; + current_gdbarch->name_of_malloc = "malloc"; /* gdbarch_alloc() */ return current_gdbarch; @@ -768,6 +777,7 @@ verify_gdbarch (struct gdbarch *gdbarch) && (gdbarch->frame_num_args == 0)) fprintf_unfiltered (log, "\n\tframe_num_args"); /* Skip verify of stack_align, has predicate */ + /* Skip verify of frame_align, has predicate */ /* Skip verify of extra_stack_alignment_needed, invalid_p == 0 */ /* Skip verify of reg_struct_has_addr, has predicate */ /* Skip verify of save_dummy_frame_tos, has predicate */ @@ -786,11 +796,14 @@ verify_gdbarch (struct gdbarch *gdbarch) /* Skip verify of in_solib_call_trampoline, invalid_p == 0 */ /* Skip verify of in_solib_return_trampoline, invalid_p == 0 */ /* Skip verify of pc_in_sigtramp, invalid_p == 0 */ + /* Skip verify of sigtramp_start, has predicate */ + /* Skip verify of sigtramp_end, has predicate */ /* Skip verify of in_function_epilogue_p, invalid_p == 0 */ /* Skip verify of construct_inferior_arguments, invalid_p == 0 */ /* Skip verify of dwarf2_build_frame_info, has predicate */ /* Skip verify of elf_make_msymbol_special, invalid_p == 0 */ /* Skip verify of coff_make_msymbol_special, invalid_p == 0 */ + /* Skip verify of name_of_malloc, invalid_p == 0 */ buf = ui_file_xstrdup (log, &dummy); make_cleanup (xfree, buf); if (strlen (buf) > 0) @@ -817,6 +830,10 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file) GDB_MULTI_ARCH); if (GDB_MULTI_ARCH) fprintf_unfiltered (file, + "gdbarch_dump: frame_align = 0x%08lx\n", + (long) current_gdbarch->frame_align); + if (GDB_MULTI_ARCH) + fprintf_unfiltered (file, "gdbarch_dump: in_function_epilogue_p = 0x%08lx\n", (long) current_gdbarch->in_function_epilogue_p); if (GDB_MULTI_ARCH) @@ -1479,6 +1496,14 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file) (long) current_gdbarch->memory_remove_breakpoint /*MEMORY_REMOVE_BREAKPOINT ()*/); #endif +#ifdef NAME_OF_MALLOC + fprintf_unfiltered (file, + "gdbarch_dump: NAME_OF_MALLOC # %s\n", + XSTRING (NAME_OF_MALLOC)); + fprintf_unfiltered (file, + "gdbarch_dump: NAME_OF_MALLOC = %ld\n", + (long) NAME_OF_MALLOC); +#endif #ifdef NPC_REGNUM fprintf_unfiltered (file, "gdbarch_dump: NPC_REGNUM # %s\n", @@ -1862,6 +1887,28 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file) (long) current_gdbarch->sdb_reg_to_regnum /*SDB_REG_TO_REGNUM ()*/); #endif +#ifdef SIGTRAMP_END + fprintf_unfiltered (file, + "gdbarch_dump: %s # %s\n", + "SIGTRAMP_END(pc)", + XSTRING (SIGTRAMP_END (pc))); + if (GDB_MULTI_ARCH) + fprintf_unfiltered (file, + "gdbarch_dump: SIGTRAMP_END = 0x%08lx\n", + (long) current_gdbarch->sigtramp_end + /*SIGTRAMP_END ()*/); +#endif +#ifdef SIGTRAMP_START + fprintf_unfiltered (file, + "gdbarch_dump: %s # %s\n", + "SIGTRAMP_START(pc)", + XSTRING (SIGTRAMP_START (pc))); + if (GDB_MULTI_ARCH) + fprintf_unfiltered (file, + "gdbarch_dump: SIGTRAMP_START = 0x%08lx\n", + (long) current_gdbarch->sigtramp_start + /*SIGTRAMP_START ()*/); +#endif #ifdef SIZEOF_CALL_DUMMY_WORDS fprintf_unfiltered (file, "gdbarch_dump: SIZEOF_CALL_DUMMY_WORDS # %s\n", @@ -4470,6 +4517,32 @@ set_gdbarch_stack_align (struct gdbarch *gdbarch, } int +gdbarch_frame_align_p (struct gdbarch *gdbarch) +{ + gdb_assert (gdbarch != NULL); + return gdbarch->frame_align != 0; +} + +CORE_ADDR +gdbarch_frame_align (struct gdbarch *gdbarch, CORE_ADDR address) +{ + gdb_assert (gdbarch != NULL); + if (gdbarch->frame_align == 0) + internal_error (__FILE__, __LINE__, + "gdbarch: gdbarch_frame_align invalid"); + if (gdbarch_debug >= 2) + fprintf_unfiltered (gdb_stdlog, "gdbarch_frame_align called\n"); + return gdbarch->frame_align (gdbarch, address); +} + +void +set_gdbarch_frame_align (struct gdbarch *gdbarch, + gdbarch_frame_align_ftype frame_align) +{ + gdbarch->frame_align = frame_align; +} + +int gdbarch_extra_stack_alignment_needed (struct gdbarch *gdbarch) { gdb_assert (gdbarch != NULL); @@ -4781,6 +4854,58 @@ set_gdbarch_pc_in_sigtramp (struct gdbarch *gdbarch, } int +gdbarch_sigtramp_start_p (struct gdbarch *gdbarch) +{ + gdb_assert (gdbarch != NULL); + return gdbarch->sigtramp_start != 0; +} + +CORE_ADDR +gdbarch_sigtramp_start (struct gdbarch *gdbarch, CORE_ADDR pc) +{ + gdb_assert (gdbarch != NULL); + if (gdbarch->sigtramp_start == 0) + internal_error (__FILE__, __LINE__, + "gdbarch: gdbarch_sigtramp_start invalid"); + if (gdbarch_debug >= 2) + fprintf_unfiltered (gdb_stdlog, "gdbarch_sigtramp_start called\n"); + return gdbarch->sigtramp_start (pc); +} + +void +set_gdbarch_sigtramp_start (struct gdbarch *gdbarch, + gdbarch_sigtramp_start_ftype sigtramp_start) +{ + gdbarch->sigtramp_start = sigtramp_start; +} + +int +gdbarch_sigtramp_end_p (struct gdbarch *gdbarch) +{ + gdb_assert (gdbarch != NULL); + return gdbarch->sigtramp_end != 0; +} + +CORE_ADDR +gdbarch_sigtramp_end (struct gdbarch *gdbarch, CORE_ADDR pc) +{ + gdb_assert (gdbarch != NULL); + if (gdbarch->sigtramp_end == 0) + internal_error (__FILE__, __LINE__, + "gdbarch: gdbarch_sigtramp_end invalid"); + if (gdbarch_debug >= 2) + fprintf_unfiltered (gdb_stdlog, "gdbarch_sigtramp_end called\n"); + return gdbarch->sigtramp_end (pc); +} + +void +set_gdbarch_sigtramp_end (struct gdbarch *gdbarch, + gdbarch_sigtramp_end_ftype sigtramp_end) +{ + gdbarch->sigtramp_end = sigtramp_end; +} + +int gdbarch_in_function_epilogue_p (struct gdbarch *gdbarch, CORE_ADDR addr) { gdb_assert (gdbarch != NULL); @@ -4882,6 +5007,23 @@ set_gdbarch_coff_make_msymbol_special (struct gdbarch *gdbarch, gdbarch->coff_make_msymbol_special = coff_make_msymbol_special; } +const char * +gdbarch_name_of_malloc (struct gdbarch *gdbarch) +{ + gdb_assert (gdbarch != NULL); + /* Skip verify of name_of_malloc, invalid_p == 0 */ + if (gdbarch_debug >= 2) + fprintf_unfiltered (gdb_stdlog, "gdbarch_name_of_malloc called\n"); + return gdbarch->name_of_malloc; +} + +void +set_gdbarch_name_of_malloc (struct gdbarch *gdbarch, + const char * name_of_malloc) +{ + gdbarch->name_of_malloc = name_of_malloc; +} + /* Keep a registry of per-architecture data-pointers required by GDB modules. */ |