diff options
Diffstat (limited to 'gdb/objfiles.c')
| -rw-r--r-- | gdb/objfiles.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/gdb/objfiles.c b/gdb/objfiles.c index 03a88eb..314e27e 100644 --- a/gdb/objfiles.c +++ b/gdb/objfiles.c @@ -231,6 +231,40 @@ allocate_objfile (bfd *abfd, int flags) return (objfile); } +/* Initialize entry point information for this objfile. */ + +void +init_entry_point_info (struct objfile *objfile) +{ + /* Save startup file's range of PC addresses to help blockframe.c + decide where the bottom of the stack is. */ + + if (bfd_get_file_flags (objfile->obfd) & EXEC_P) + { + /* Executable file -- record its entry point so we'll recognize + the startup file because it contains the entry point. */ + objfile->ei.entry_point = bfd_get_start_address (objfile->obfd); + } + else + { + /* Examination of non-executable.o files. Short-circuit this stuff. */ + objfile->ei.entry_point = INVALID_ENTRY_POINT; + } + objfile->ei.deprecated_entry_file_lowpc = INVALID_ENTRY_LOWPC; + objfile->ei.deprecated_entry_file_highpc = INVALID_ENTRY_HIGHPC; + objfile->ei.entry_func_lowpc = INVALID_ENTRY_LOWPC; + objfile->ei.entry_func_highpc = INVALID_ENTRY_HIGHPC; + objfile->ei.main_func_lowpc = INVALID_ENTRY_LOWPC; + objfile->ei.main_func_highpc = INVALID_ENTRY_HIGHPC; +} + +/* Get current entry point address. */ + +CORE_ADDR +entry_point_address (void) +{ + return symfile_objfile ? symfile_objfile->ei.entry_point : 0; +} /* Create the terminating entry of OBJFILE's minimal symbol table. If OBJFILE->msymbols is zero, allocate a single entry from |