* config/sparc/sparc.h (TARGET_SUPPORTS_WIDE_INT): Define to 1.
	* config/sparc/sparc.c (sparc_emit_set_const64): Remove code
	conditionalized on HOST_BITS_PER_WIDE_INT == 32.
	(sparc_cannot_force_const_mem) <CONST_WIDE_INT>: New case.
	<CONST_DOUBLE>: Remove VOIDmode test.
	(epilogue_renumber) <CONST_WIDE_INT>: New case.
	(sparc_print_operand): Remove support for CONST_DOUBLE with VOIDmode.
	(sparc_assemble_integer): Likewise.
	(set_extends): Likewise.
	(sparc_rtx_costs) <CONST_INT>: Use SMALL_INT.
	<CONST_WIDE_INT>: New case.
	<CONST_DOUBLE>: Remove support for VOIDmode.
	<MULT>: Remove support for CONST_DOUBLE with VOIDmode.
	* config/sparc/predicates.md (const_zero_operand): Add const_wide_int.
	(const_all_ones_operand): Likewise.
	(uns_small_int_operand): Remove const_double and code conditionalized
	on HOST_BITS_PER_WIDE_INT == 32.
	(arith_double_operand): Likewise.
	(arith_double_add_operand): Likewise.
	(input_operand): Remove support for CONST_DOUBLE with DImode.
	* config/sparc/sparc.md (DImode CONST_INT splitter): Remove code
	conditionalized on HOST_BITS_PER_WIDE_INT == 32.
	(DFmode CONST_DOUBLE splitter): Likewise.
	(*adddi3_insn_sp32): Likewise.
	(*subdi3_insn_sp32): Likewise.
	(DImode logical splitter): Likewise.
	(DImode CONST_DOUBLE splitter): Delete.

From-SVN: r231586