int optim;
if (regnum == FP_REGNUM && selected_frame)
{
- (void) memcpy (myaddr, &FRAME_FP(selected_frame),
- REGISTER_RAW_SIZE(FP_REGNUM));
+ memcpy (myaddr, &FRAME_FP(selected_frame), REGISTER_RAW_SIZE(FP_REGNUM));
SWAP_TARGET_AND_HOST (myaddr, REGISTER_RAW_SIZE(FP_REGNUM)); /* in target order */
return 0;
}
get_saved_register (raw_buffer, &optim, &addr,
selected_frame, regnum, &lval);
- target_convert_to_virtual (regnum, raw_buffer, virtual_buffer);
+ REGISTER_CONVERT_TO_VIRTUAL (regnum, raw_buffer, virtual_buffer);
val = allocate_value (REGISTER_VIRTUAL_TYPE (regnum));
- (void) memcpy (VALUE_CONTENTS_RAW (val), virtual_buffer,
- REGISTER_VIRTUAL_SIZE (regnum));
+ memcpy (VALUE_CONTENTS_RAW (val), virtual_buffer,
+ REGISTER_VIRTUAL_SIZE (regnum));
VALUE_LVAL (val) = lval;
VALUE_ADDRESS (val) = addr;
VALUE_REGNO (val) = regnum;
break;
}
if (myaddr != NULL)
- (void) memcpy (myaddr, ®isters[regbyte], len);
+ memcpy (myaddr, ®isters[regbyte], len);
}
/* Read register REGNO into memory at MYADDR, which must be large enough
{
if (!register_valid[regno])
target_fetch_registers (regno);
- (void) memcpy (myaddr, ®isters[REGISTER_BYTE (regno)],
- REGISTER_RAW_SIZE (regno));
+ memcpy (myaddr, ®isters[REGISTER_BYTE (regno)],
+ REGISTER_RAW_SIZE (regno));
}
/* Copy LEN bytes of consecutive data from memory at MYADDR
{
/* Make sure the entire registers array is valid. */
read_register_bytes (0, (char *)NULL, REGISTER_BYTES);
- (void) memcpy (®isters[regbyte], myaddr, len);
+ memcpy (®isters[regbyte], myaddr, len);
target_store_registers (-1);
}
read_register (regno)
int regno;
{
- REGISTER_TYPE reg;
+ unsigned short sval;
+ unsigned long lval;
if (!register_valid[regno])
target_fetch_registers (regno);
- memcpy (®, ®isters[REGISTER_BYTE (regno)], sizeof (REGISTER_TYPE));
- SWAP_TARGET_AND_HOST (®, sizeof (REGISTER_TYPE));
- return reg;
+
+ switch (REGISTER_RAW_SIZE(regno))
+ {
+ case sizeof (unsigned char):
+ return registers[REGISTER_BYTE (regno)];
+ case sizeof (sval):
+ memcpy (&sval, ®isters[REGISTER_BYTE (regno)], sizeof (sval));
+ SWAP_TARGET_AND_HOST (&sval, sizeof (sval));
+ return sval;
+ case sizeof (lval):
+ memcpy (&lval, ®isters[REGISTER_BYTE (regno)], sizeof (lval));
+ SWAP_TARGET_AND_HOST (&lval, sizeof (lval));
+ return lval;
+ default:
+ error ("Can't handle register size of %d for register %d\n",
+ REGISTER_RAW_SIZE(regno), regno);
+ }
}
/* Registers we shouldn't try to store. */
write_register (regno, val)
int regno, val;
{
- REGISTER_TYPE reg;
+ unsigned short sval;
+ unsigned long lval;
/* On the sparc, writing %g0 is a no-op, so we don't even want to change
the registers array if something writes to this register. */
if (CANNOT_STORE_REGISTER (regno))
return;
- reg = val;
- SWAP_TARGET_AND_HOST (®, sizeof (REGISTER_TYPE));
-
target_prepare_to_store ();
register_valid [regno] = 1;
- memcpy (®isters[REGISTER_BYTE (regno)], ®, sizeof (REGISTER_TYPE));
+
+ switch (REGISTER_RAW_SIZE(regno))
+ {
+ case sizeof (unsigned char):
+ registers[REGISTER_BYTE (regno)] = val;
+ break;
+ case sizeof (sval):
+ sval = val;
+ SWAP_TARGET_AND_HOST (&sval, sizeof (sval));
+ memcpy (®isters[REGISTER_BYTE (regno)], &sval, sizeof (sval));
+ break;
+ case sizeof (lval):
+ lval = val;
+ SWAP_TARGET_AND_HOST (&lval, sizeof (lval));
+ memcpy (®isters[REGISTER_BYTE (regno)], &lval, sizeof (lval));
+ break;
+ }
target_store_registers (regno);
}
char *val;
{
register_valid[regno] = 1;
- (void) memcpy (®isters[REGISTER_BYTE (regno)], val,
- REGISTER_RAW_SIZE (regno));
+ memcpy (®isters[REGISTER_BYTE (regno)], val, REGISTER_RAW_SIZE (regno));
+
+ /* On some architectures, e.g. HPPA, there are a few stray bits in some
+ registers, that the rest of the code would like to ignore. */
+#ifdef CLEAN_UP_REGISTER_VALUE
+ CLEAN_UP_REGISTER_VALUE(regno, ®isters[REGISTER_BYTE(regno)]);
+#endif
}
\f
/* Given a struct symbol for a variable,
switch (SYMBOL_CLASS (var))
{
case LOC_CONST:
- (void) memcpy (VALUE_CONTENTS_RAW (v), &SYMBOL_VALUE (var), len);
+ memcpy (VALUE_CONTENTS_RAW (v), &SYMBOL_VALUE (var), len);
SWAP_TARGET_AND_HOST (VALUE_CONTENTS_RAW (v), len);
VALUE_LVAL (v) = not_lval;
return v;
case LOC_LABEL:
addr = SYMBOL_VALUE_ADDRESS (var);
- (void) memcpy (VALUE_CONTENTS_RAW (v), &addr, len);
+ memcpy (VALUE_CONTENTS_RAW (v), &addr, len);
SWAP_TARGET_AND_HOST (VALUE_CONTENTS_RAW (v), len);
VALUE_LVAL (v) = not_lval;
return v;
{
char *bytes_addr;
bytes_addr = SYMBOL_VALUE_BYTES (var);
- (void) memcpy (VALUE_CONTENTS_RAW (v), bytes_addr, len);
+ memcpy (VALUE_CONTENTS_RAW (v), bytes_addr, len);
VALUE_LVAL (v) = not_lval;
return v;
}
really contains
the address of the struct, not the struct itself. GCC_P is nonzero
if the function was compiled with GCC. */
+ /* A cleaner way to do this would be to add LOC_REGISTER_ADDR
+ (register contains the address of the value) and LOC_REGPARM_ADDR,
+ and have the symbol-reading code set them -kingdon. */
#if !defined (REG_STRUCT_HAS_ADDR)
#define REG_STRUCT_HAS_ADDR(gcc_p) 0
#endif
if (REG_STRUCT_HAS_ADDR (BLOCK_GCC_COMPILED (b))
&& ( (TYPE_CODE (type) == TYPE_CODE_STRUCT)
|| (TYPE_CODE (type) == TYPE_CODE_UNION)))
- addr = *(CORE_ADDR *)VALUE_CONTENTS (v);
+ {
+ addr = *(CORE_ADDR *)VALUE_CONTENTS (v);
+ VALUE_LVAL (v) = lval_memory;
+ }
else
return v;
}
((len - 1) / REGISTER_RAW_SIZE (regnum)) + 1 :
1);
- if (num_storage_locs > 1)
+ if (num_storage_locs > 1
+#ifdef GDB_TARGET_IS_H8500
+ || TYPE_CODE (type) == TYPE_CODE_PTR
+#endif
+ )
{
/* Value spread across multiple storage locations. */
/* Copy all of the data out, whereever it may be. */
- for (local_regnum = regnum;
- value_bytes_copied < len;
- (value_bytes_copied += REGISTER_RAW_SIZE (local_regnum),
- ++local_regnum))
+#ifdef GDB_TARGET_IS_H8500
+/* This piece of hideosity is required because the H8500 treats registers
+ differently depending upon whether they are used as pointers or not. As a
+ pointer, a register needs to have a page register tacked onto the front.
+ An alternate way to do this would be to have gcc output different register
+ numbers for the pointer & non-pointer form of the register. But, it
+ doesn't, so we're stuck with this. */
+
+ if (TYPE_CODE (type) == TYPE_CODE_PTR)
{
- get_saved_register (value_bytes + value_bytes_copied,
+ int page_regnum;
+
+ switch (regnum)
+ {
+ case R0_REGNUM: case R1_REGNUM: case R2_REGNUM: case R3_REGNUM:
+ page_regnum = SEG_D_REGNUM;
+ break;
+ case R4_REGNUM: case R5_REGNUM:
+ page_regnum = SEG_E_REGNUM;
+ break;
+ case R6_REGNUM: case R7_REGNUM:
+ page_regnum = SEG_T_REGNUM;
+ break;
+ }
+
+ value_bytes[0] = 0;
+ get_saved_register (value_bytes + 1,
&optim,
&addr,
frame,
- local_regnum,
+ page_regnum,
&lval);
+
if (lval == lval_register)
reg_stor++;
else
{
mem_stor++;
+ first_addr = addr;
+ }
+ last_addr = addr;
- if (regnum == local_regnum)
- first_addr = addr;
-
- mem_tracking =
- (mem_tracking
- && (regnum == local_regnum
- || addr == last_addr));
+ get_saved_register (value_bytes + 2,
+ &optim,
+ &addr,
+ frame,
+ regnum,
+ &lval);
+
+ if (lval == lval_register)
+ reg_stor++;
+ else
+ {
+ mem_stor++;
+ mem_tracking = mem_tracking && (addr == last_addr);
}
last_addr = addr;
}
+ else
+#endif /* GDB_TARGET_IS_H8500 */
+ for (local_regnum = regnum;
+ value_bytes_copied < len;
+ (value_bytes_copied += REGISTER_RAW_SIZE (local_regnum),
+ ++local_regnum))
+ {
+ get_saved_register (value_bytes + value_bytes_copied,
+ &optim,
+ &addr,
+ frame,
+ local_regnum,
+ &lval);
+ if (lval == lval_register)
+ reg_stor++;
+ else
+ {
+ mem_stor++;
+
+ if (regnum == local_regnum)
+ first_addr = addr;
+
+ mem_tracking =
+ (mem_tracking
+ && (regnum == local_regnum
+ || addr == last_addr));
+ }
+ last_addr = addr;
+ }
if ((reg_stor && mem_stor)
|| (mem_stor && !mem_tracking))
endian machines. */
/* Copy into the contents section of the value. */
- (void) memcpy (VALUE_CONTENTS_RAW (v), value_bytes, len);
+ memcpy (VALUE_CONTENTS_RAW (v), value_bytes, len);
return v;
}
/* Convert the raw contents to virtual contents.
(Just copy them if the formats are the same.) */
- target_convert_to_virtual (regnum, raw_buffer, virtual_buffer);
+ REGISTER_CONVERT_TO_VIRTUAL (regnum, raw_buffer, virtual_buffer);
if (REGISTER_CONVERTIBLE (regnum))
{
with raw type `extended' and virtual type `double'.
Fetch it as a `double' and then convert to `float'. */
v = allocate_value (REGISTER_VIRTUAL_TYPE (regnum));
- (void) memcpy (VALUE_CONTENTS_RAW (v), virtual_buffer, len);
+ memcpy (VALUE_CONTENTS_RAW (v), virtual_buffer, len);
v = value_cast (type, v);
}
else
- (void) memcpy (VALUE_CONTENTS_RAW (v), virtual_buffer, len);
+ memcpy (VALUE_CONTENTS_RAW (v), virtual_buffer, len);
}
else
{
}
#endif
- (void) memcpy (VALUE_CONTENTS_RAW (v), virtual_buffer + VALUE_OFFSET (v),
- len);
+ memcpy (VALUE_CONTENTS_RAW (v), virtual_buffer + VALUE_OFFSET (v), len);
}
return v;
lazy_value = read_var_value (var, frame);
if (lazy_value == 0)
- error ("Address of \"%s\" is unknown.", SYMBOL_NAME (var));
+ error ("Address of \"%s\" is unknown.", SYMBOL_SOURCE_NAME (var));
if (VALUE_LAZY (lazy_value)
|| TYPE_CODE (type) == TYPE_CODE_FUNC)
case lval_register:
case lval_reg_frame_relative:
error ("Address requested for identifier \"%s\" which is in a register.",
- SYMBOL_NAME (var));
+ SYMBOL_SOURCE_NAME (var));
break;
default:
error ("Can't take address of \"%s\" which isn't an lvalue.",
- SYMBOL_NAME (var));
+ SYMBOL_SOURCE_NAME (var));
break;
}
return 0; /* For lint -- never reached */
projects / binutils-gdb.git / commitdiff