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* i386-tdep.c (i386_store_return_value): Undeprecate. Convert to

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use regcache_* functions.
(i386_gdbarch_init): Set store_return_value instead of
deprecated_store_return_value.
This commit is contained in:
Mark Kettenis 2002-08-26 18:35:25 +00:00
parent 4fa0e86f6a
commit 3d7f4f4914
2 changed files with 18 additions and 13 deletions
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5
gdb/ChangeLog
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@ -1,5 +1,10 @@
2002-08-26 Mark Kettenis <kettenis@gnu.org>
* i386-tdep.c (i386_store_return_value): Undeprecate. Convert to
use regcache_* functions.
(i386_gdbarch_init): Set store_return_value instead of
deprecated_store_return_value.
* regcache.c (regcache_raw_write_signed,
regcache_raw_write_unsigned): New functions.
* regcache.h (regcache_raw_write_signed,

26
gdb/i386-tdep.c
View File

@ -973,20 +973,21 @@ i386_extract_return_value (struct type *type, struct regcache *regcache,
in VALBUF of type TYPE, given in virtual format. */
static void
i386_store_return_value (struct type *type, char *valbuf)
i386_store_return_value (struct type *type, struct regcache *regcache,
const void *valbuf)
{
int len = TYPE_LENGTH (type);
if (TYPE_CODE (type) == TYPE_CODE_STRUCT
&& TYPE_NFIELDS (type) == 1)
{
i386_store_return_value (TYPE_FIELD_TYPE (type, 0), valbuf);
i386_store_return_value (TYPE_FIELD_TYPE (type, 0), regcache, valbuf);
return;
}
if (TYPE_CODE (type) == TYPE_CODE_FLT)
{
unsigned int fstat;
ULONGEST fstat;
char buf[FPU_REG_RAW_SIZE];
if (FP0_REGNUM == 0)
@ -1004,20 +1005,20 @@ i386_store_return_value (struct type *type, char *valbuf)
not exactly how it would happen on the target itself, but
it is the best we can do. */
convert_typed_floating (valbuf, type, buf, builtin_type_i387_ext);
write_register_gen (FP0_REGNUM, buf);
regcache_raw_write (regcache, FP0_REGNUM, buf);
/* Set the top of the floating-point register stack to 7. The
actual value doesn't really matter, but 7 is what a normal
function return would end up with if the program started out
with a freshly initialized FPU. */
fstat = read_register (FSTAT_REGNUM);
regcache_raw_read_unsigned (regcache, FSTAT_REGNUM, &fstat);
fstat |= (7 << 11);
write_register (FSTAT_REGNUM, fstat);
regcache_raw_write_unsigned (regcache, FSTAT_REGNUM, fstat);
/* Mark %st(1) through %st(7) as empty. Since we set the top of
the floating-point register stack to 7, the appropriate value
for the tag word is 0x3fff. */
write_register (FTAG_REGNUM, 0x3fff);
regcache_raw_write_unsigned (regcache, FTAG_REGNUM, 0x3fff);
}
else
{
@ -1025,13 +1026,12 @@ i386_store_return_value (struct type *type, char *valbuf)
int high_size = REGISTER_RAW_SIZE (HIGH_RETURN_REGNUM);
if (len <= low_size)
write_register_bytes (REGISTER_BYTE (LOW_RETURN_REGNUM), valbuf, len);
regcache_raw_write_part (regcache, LOW_RETURN_REGNUM, 0, len, valbuf);
else if (len <= (low_size + high_size))
{
write_register_bytes (REGISTER_BYTE (LOW_RETURN_REGNUM),
valbuf, low_size);
write_register_bytes (REGISTER_BYTE (HIGH_RETURN_REGNUM),
valbuf + low_size, len - low_size);
regcache_raw_write (regcache, LOW_RETURN_REGNUM, valbuf);
regcache_raw_write_part (regcache, HIGH_RETURN_REGNUM, 0,
len - low_size, (char *) valbuf + low_size);
}
else
internal_error (__FILE__, __LINE__,
@ -1533,7 +1533,7 @@ i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
set_gdbarch_push_return_address (gdbarch, i386_push_return_address);
set_gdbarch_pop_frame (gdbarch, i386_pop_frame);
set_gdbarch_store_struct_return (gdbarch, i386_store_struct_return);
set_gdbarch_deprecated_store_return_value (gdbarch, i386_store_return_value);
set_gdbarch_store_return_value (gdbarch, i386_store_return_value);
set_gdbarch_extract_struct_value_address (gdbarch,
i386_extract_struct_value_address);
set_gdbarch_use_struct_convention (gdbarch, i386_use_struct_convention);