diff options
Diffstat (limited to 'gdb/blockframe.c')
| -rw-r--r-- | gdb/blockframe.c | 35 |
1 files changed, 13 insertions, 22 deletions
diff --git a/gdb/blockframe.c b/gdb/blockframe.c index 4602f5ca99f..30a82a084f6 100644 --- a/gdb/blockframe.c +++ b/gdb/blockframe.c @@ -2,8 +2,8 @@ functions and pc values. Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, - 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 Free Software - Foundation, Inc. + 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 + Free Software Foundation, Inc. This file is part of GDB. @@ -73,18 +73,13 @@ deprecated_inside_entry_file (CORE_ADDR addr) } /* Test whether PC is in the range of addresses that corresponds to - the "main" function. - - A PC of zero is always considered to be the bottom of the stack. */ + the "main" function. */ int inside_main_func (CORE_ADDR pc) { struct minimal_symbol *msymbol; - if (pc == 0) - return 1; - if (symfile_objfile == 0) return 0; @@ -161,31 +156,27 @@ inside_main_func (CORE_ADDR pc) && symfile_objfile->ei.main_func_highpc > pc); } -/* Test a specified PC value to see if it is in the range of addresses - that correspond to the process entry point function. See comments - in objfiles.h for why we might want to do this. - - Typically called from DEPRECATED_FRAME_CHAIN_VALID. - - A PC of zero is always considered to be the bottom of the stack. */ +/* Test whether PC is inside the range of addresses that corresponds + to the process entry point function. */ int inside_entry_func (CORE_ADDR pc) { - if (pc == 0) - return 1; if (symfile_objfile == 0) return 0; + if (CALL_DUMMY_LOCATION == AT_ENTRY_POINT) { - /* Do not stop backtracing if the pc is in the call dummy - at the entry point. */ - /* FIXME: Won't always work with zeros for the last two arguments */ + /* Do not stop backtracing if the program counter is in the call + dummy at the entry point. */ + /* FIXME: This won't always work with zeros for the last two + arguments. */ if (DEPRECATED_PC_IN_CALL_DUMMY (pc, 0, 0)) return 0; } - return (symfile_objfile->ei.entry_func_lowpc <= pc && - symfile_objfile->ei.entry_func_highpc > pc); + + return (symfile_objfile->ei.entry_func_lowpc <= pc + && symfile_objfile->ei.entry_func_highpc > pc); } /* Return nonzero if the function for this frame lacks a prologue. Many |