2004-02-14 Elena Zannoni <ezannoni@redhat.com>

	* symfile.c (init_entry_point_info, entry_point_address): Move
	from here...
	* objfiles.c (init_entry_point_info, entry_point_address):..to
	here.
	* symfile.h (init_entry_point_info, entry_point_address): Remove
	prototypes.
	* objfiles.h (init_entry_point_info, entry_point_address):Add
	prototypes.
	* cris-tdep.c: Remove include of symfile.h. Add include of
	objfiles.h.
	* infcall.c: Ditto.
	* mcore-tdep.c: Ditto.
	* mn10300-tdep.c: Ditto.
	* sh64-tdep.c: Ditto.
 	* v850-tdep.c: Ditto.
	* arm-tdep.c: Remove include of symfile.h.
	* blockframe.c: Ditto.
	* coffread.c: Ditto.
	* dbxread.c: Ditto.
	* dwarf2read.c: Ditto.
	* dwarfread.c: Ditto.
	* frv-tdep.c: Ditto.
	* ia64-tdep.c: Ditto.
	* mdebugread.c: Ditto.
	* mipsread.c: Ditto.
	* rs6000-tdep.c: Ditto.
	* s390-tdep.c: Ditto.
	* sh-tdep.c: Ditto.
	* xstormy16-tdep.c: Ditto.
	* gdbarch.sh: Remove include of symfile.h.
	* gdbarch.c: Regenerate.
	* solib-irix.c (enable_break): Use entry_point_address().
	Add comment about include file.
	* xcoffread.c: Add comment about include file.
	* Makefile.in (arm-tdep.o, blockframe.o, coffread.o, cris-tdep.o)
	(dbxread.o, dwarf2read.o, dwarfread.o, frv-tdep.o, gdbarch.o)
	(ia64-tdep.o, infcall.o, mcore-tdep.o, mdebugread.o, mipsread.o)
	(mn10300-tdep.o, rs6000-nat.o, s390-tdep.o, sh64-tdep.o)
	(sh-tdep.o, v850-tdep.o, xstormy16-tdep.o): Update dependencies.

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