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Fri Sep 13 07:42:09 2002 Andrew Cagney <cagney@redhat.com> 

* mips-tdep.c (mips_get_saved_register): Re-hack using
 	frame_register_unwind.
This commit is contained in:
Andrew Cagney 2002-09-13 17:58:22 +00:00
parent 1c56143ab1
commit 795e1e1128
2 changed files with 32 additions and 39 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
Fri Sep 13 07:42:09 2002 Andrew Cagney <cagney@redhat.com>
* mips-tdep.c (mips_get_saved_register): Re-hack using
frame_register_unwind.
2002-09-12 Joel Brobecker <brobecker@gnat.com>
* gdbarch.sh (NAME_OF_MALLOC): New variable in the architecture

66
gdb/mips-tdep.c
View File

@ -5426,59 +5426,47 @@ mips_coerce_float_to_double (struct type *formal, struct type *actual)
static void
mips_get_saved_register (char *raw_buffer,
int *optimized,
int *optimizedp,
CORE_ADDR *addrp,
struct frame_info *frame,
int regnum,
enum lval_type *lval)
enum lval_type *lvalp)
{
CORE_ADDR addr;
CORE_ADDR addrx;
enum lval_type lvalx;
int optimizedx;
int realnum;
if (!target_has_registers)
error ("No registers.");
/* Normal systems don't optimize out things with register numbers. */
if (optimized != NULL)
*optimized = 0;
addr = find_saved_register (frame, regnum);
if (addr != 0)
/* Make certain that all needed parameters are present. */
if (addrp == NULL)
addrp = &addrx;
if (lvalp == NULL)
lvalp = &lvalx;
if (optimizedp == NULL)
optimizedp = &optimizedx;
frame_register_unwind (get_next_frame (frame), regnum, optimizedp, lvalp,
addrp, &realnum, raw_buffer);
/* FIXME: cagney/2002-09-13: This is just so bad. The MIPS should
have a pseudo register range that correspons to the ABI's, rather
than the ISA's, view of registers. These registers would then
implicitly describe their size and hence could be used without
the below munging. */
if ((*lvalp) == lval_memory)
{
if (lval != NULL)
*lval = lval_memory;
if (regnum == SP_REGNUM)
{
if (raw_buffer != NULL)
{
/* Put it back in target format. */
store_address (raw_buffer, REGISTER_RAW_SIZE (regnum),
(LONGEST) addr);
}
if (addrp != NULL)
*addrp = 0;
return;
}
if (raw_buffer != NULL)
{
LONGEST val;
if (regnum < 32)
/* Only MIPS_SAVED_REGSIZE bytes of GP registers are
saved. */
val = read_memory_integer (addr, MIPS_SAVED_REGSIZE);
else
val = read_memory_integer (addr, REGISTER_RAW_SIZE (regnum));
store_address (raw_buffer, REGISTER_RAW_SIZE (regnum), val);
{
/* Only MIPS_SAVED_REGSIZE bytes of GP registers are
saved. */
LONGEST val = read_memory_integer ((*addrp), MIPS_SAVED_REGSIZE);
store_address (raw_buffer, REGISTER_RAW_SIZE (regnum), val);
}
}
}
else
{
if (lval != NULL)
*lval = lval_register;
addr = REGISTER_BYTE (regnum);
if (raw_buffer != NULL)
read_register_gen (regnum, raw_buffer);
}
if (addrp != NULL)
*addrp = addr;
}
/* Immediately after a function call, return the saved pc.