* sparc-tdep.c (SPARC_F0_REGNUM, SPARC_F1_REGNUM, SPARC_O0_REGNUM,

* sparc-tdep.c (SPARC_F0_REGNUM, SPARC_F1_REGNUM, SPARC_O0_REGNUM,
SPARC_O1_REGNUM): New defines.
(sparc32_extract_return_value): Rewrite to operate on a regcache.
(sparc32_store_return_value): New function.
(sparc_extract_struct_value_address): Rewrite to operate on a
regcache.
(sparc_gdbarch_init): Don't set
deprecated_extract_struct_value_address.  Set
extract_struct_value_address instead. Don't set
deprecated_extract_return_value and deprecated_store_return_value
for 32-bit targets.  Set extract_return_value and
store_return_value instead.
* config/sparc/tm-sparc.h (DEPRECATED_STORE_RETURN_VALUE,
DEPRECTAED_EXTRACT_RETURN_VALUE,
DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS): Don't define these.
(STORE_RETURN_VALUE, EXTRACT_RETURN_VALUE,
EXTRACT_STRUCT_VALUE_ADDRESS): Define these instead.
(sparc_store_return_value): Remove prototype.
(sparc32_store_return_value): New prototype.
(sparc32_extract_return_value, sparc_extract_struct_value_address):
Adjust prototypes.