2003-04-14 Andrew Cagney <cagney@redhat.com>

* mips-tdep.c (mips_read_sp): Do not apply ADDR_BITS_REMOVE,
	return the fully sign-extended register value.
	(get_frame_pointer): Ditto.
	(mips_pop_frame): Initialize "proc_desc" after checking for a
	dummy frame.
This commit is contained in:
Andrew Cagney 2003-04-14 19:16:13 +00:00
parent 36712a20aa
commit e227b13c67
2 changed files with 14 additions and 6 deletions

View file

@ -1,3 +1,11 @@
2003-04-14 Andrew Cagney <cagney@redhat.com>
* mips-tdep.c (mips_read_sp): Do not apply ADDR_BITS_REMOVE,
return the fully sign-extended register value.
(get_frame_pointer): Ditto.
(mips_pop_frame): Initialize "proc_desc" after checking for a
dummy frame.
2003-04-14 Andrew Cagney <cagney@redhat.com>
* mips-tdep.c (mips_push_dummy_frame): Delete function.

View file

@ -659,7 +659,7 @@ mips_register_virtual_type (int reg)
static CORE_ADDR
mips_read_sp (void)
{
return ADDR_BITS_REMOVE (read_register (SP_REGNUM));
return read_signed_register (SP_REGNUM);
}
/* Should the upper word of 64-bit addresses be zeroed? */
@ -2442,10 +2442,9 @@ static CORE_ADDR
get_frame_pointer (struct frame_info *frame,
mips_extra_func_info_t proc_desc)
{
return ADDR_BITS_REMOVE (read_next_frame_reg (frame,
PROC_FRAME_REG (proc_desc)) +
PROC_FRAME_OFFSET (proc_desc) -
PROC_FRAME_ADJUST (proc_desc));
return (read_next_frame_reg (frame, PROC_FRAME_REG (proc_desc))
+ PROC_FRAME_OFFSET (proc_desc)
- PROC_FRAME_ADJUST (proc_desc));
}
static mips_extra_func_info_t cached_proc_desc;
@ -3753,7 +3752,7 @@ mips_pop_frame (void)
register int regnum;
struct frame_info *frame = get_current_frame ();
CORE_ADDR new_sp = get_frame_base (frame);
mips_extra_func_info_t proc_desc = get_frame_extra_info (frame)->proc_desc;
mips_extra_func_info_t proc_desc;
if (DEPRECATED_PC_IN_CALL_DUMMY (get_frame_pc (frame), 0, 0))
{
@ -3762,6 +3761,7 @@ mips_pop_frame (void)
return;
}
proc_desc = get_frame_extra_info (frame)->proc_desc;
write_register (PC_REGNUM, DEPRECATED_FRAME_SAVED_PC (frame));
if (get_frame_saved_regs (frame) == NULL)
DEPRECATED_FRAME_INIT_SAVED_REGS (frame);