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2006-05-06 Fred Fish <fnf@specifix.com> 

* mips-tdep.c (mips_o64_return_value): Replace stub that always
	returned RETURN_VALUE_STRUCT_CONVENTION with a real function.
This commit is contained in:
Fred Fish 2006-05-05 17:50:33 +00:00
parent 731608473a
commit 7a076fd259
2 changed files with 44 additions and 1 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2006-05-06 Fred Fish <fnf@specifix.com>
* mips-tdep.c (mips_o64_return_value): Replace stub that always
returned RETURN_VALUE_STRUCT_CONVENTION with a real function.
2006-05-05 Daniel Jacobowitz <dan@codesourcery.com>
* mi/mi-main.c (captured_mi_execute_command): Check the return

40
gdb/mips-tdep.c
View File

@ -3788,7 +3788,45 @@ mips_o64_return_value (struct gdbarch *gdbarch,
struct type *type, struct regcache *regcache,
gdb_byte *readbuf, const gdb_byte *writebuf)
{
return RETURN_VALUE_STRUCT_CONVENTION;
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
if (TYPE_CODE (type) == TYPE_CODE_STRUCT
|| TYPE_CODE (type) == TYPE_CODE_UNION
|| TYPE_CODE (type) == TYPE_CODE_ARRAY)
return RETURN_VALUE_STRUCT_CONVENTION;
else if (fp_register_arg_p (TYPE_CODE (type), type))
{
/* A floating-point value. It fits in the least significant
part of FP0. */
if (mips_debug)
fprintf_unfiltered (gdb_stderr, "Return float in $fp0\n");
mips_xfer_register (regcache,
NUM_REGS + mips_regnum (current_gdbarch)->fp0,
TYPE_LENGTH (type),
TARGET_BYTE_ORDER, readbuf, writebuf, 0);
return RETURN_VALUE_REGISTER_CONVENTION;
}
else
{
/* A scalar extract each part but least-significant-byte
justified. */
int offset;
int regnum;
for (offset = 0, regnum = MIPS_V0_REGNUM;
offset < TYPE_LENGTH (type);
offset += mips_stack_argsize (gdbarch), regnum++)
{
int xfer = mips_stack_argsize (gdbarch);
if (offset + xfer > TYPE_LENGTH (type))
xfer = TYPE_LENGTH (type) - offset;
if (mips_debug)
fprintf_unfiltered (gdb_stderr, "Return scalar+%d:%d in $%d\n",
offset, xfer, regnum);
mips_xfer_register (regcache, NUM_REGS + regnum, xfer,
TARGET_BYTE_ORDER, readbuf, writebuf, offset);
}
return RETURN_VALUE_REGISTER_CONVENTION;
}
}
/* Floating point register management.