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* s390-tdep.c (s390_store_return_value): Don't convert float 

values to double format when returning them; just return them in
the first half of the FP register, as the ABI specifies.
This commit is contained in:
Jim Blandy 2001-12-07 22:49:25 +00:00
parent 6a1675750a
commit 03a013f4d3
2 changed files with 13 additions and 6 deletions
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6
gdb/ChangeLog
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@ -1,3 +1,9 @@
2001-12-07 Jim Blandy <jimb@redhat.com>
* s390-tdep.c (s390_store_return_value): Don't convert float
values to double format when returning them; just return them in
the first half of the FP register, as the ABI specifies.
2001-12-07 Daniel Jacobowitz <drow@mvista.com>
* valops.c (hand_function_call): Check for method arguments in

13
gdb/s390-tdep.c
View File

@ -1144,12 +1144,13 @@ s390_store_return_value (struct type *valtype, char *valbuf)
if (TYPE_CODE (valtype) == TYPE_CODE_FLT)
{
DOUBLEST tempfloat = extract_floating (valbuf, TYPE_LENGTH (valtype));
floatformat_from_doublest (&floatformat_ieee_double_big, &tempfloat,
reg_buff);
write_register_bytes (REGISTER_BYTE (S390_FP0_REGNUM), reg_buff,
S390_FPR_SIZE);
if (TYPE_LENGTH (valtype) == 4
|| TYPE_LENGTH (valtype) == 8)
write_register_bytes (REGISTER_BYTE (S390_FP0_REGNUM), valbuf,
TYPE_LENGTH (valtype));
else
error ("GDB is unable to return `long double' values "
"on this architecture.");
}
else
{