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| author | Jim Kingdon <jkingdon@engr.sgi.com> | 1993-09-22 20:33:36 +0000 |
|---|---|---|
| committer | Jim Kingdon <jkingdon@engr.sgi.com> | 1993-09-22 20:33:36 +0000 |
| commit | e797b4bc3b650f0c422bcefa5478b08193a26229 (patch) | |
| tree | 0a88671da80fa181621ee3867a33697afc55a428 | |
| parent | bdef72d222b9c87a023d511388125c187f74c683 (diff) | |
| download | gdb-e797b4bc3b650f0c422bcefa5478b08193a26229.zip gdb-e797b4bc3b650f0c422bcefa5478b08193a26229.tar.gz gdb-e797b4bc3b650f0c422bcefa5478b08193a26229.tar.bz2 | |
* mips-tdep.c (mips_frame_chain): If frame size zero, return zero.
| -rw-r--r-- | gdb/ChangeLog | 3 | ||||
| -rw-r--r-- | gdb/mips-tdep.c | 9 |
2 files changed, 7 insertions, 5 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 235330f..46a4473 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -3,8 +3,7 @@ Wed Sep 22 10:28:06 1993 Jim Kingdon (kingdon@lioth.cygnus.com) * breakpoint.c (bpstat_what): Initialize retval.call_dummy and retval.step_resume. - * mips-tdep.c (mips_frame_chain): If PROC_FRAME_OFFSET is zero, - then return zero. + * mips-tdep.c (mips_frame_chain): If frame size zero, return zero. * remote-nindy.c: Declare ninMemGet and ninMemPut. diff --git a/gdb/mips-tdep.c b/gdb/mips-tdep.c index 3ed7c4b..590d1be 100644 --- a/gdb/mips-tdep.c +++ b/gdb/mips-tdep.c @@ -341,9 +341,12 @@ mips_frame_chain(frame) return 0; cached_proc_desc = proc_desc; - /* If frame size is zero, we must be at end of stack (or otherwise hosed). - If we don't check frame size, we loop forever if we see it == 0. */ - if (PROC_FRAME_OFFSET (proc_desc) == 0) + + /* If no frame pointer and frame size is zero, we must be at end + of stack (or otherwise hosed). If we don't check frame size, + we loop forever if we see a zero size frame. */ + if (PROC_FRAME_REG (proc_desc) == SP_REGNUM + && PROC_FRAME_OFFSET (proc_desc) == 0) return 0; else return read_next_frame_reg(frame, PROC_FRAME_REG(proc_desc)) |