* config/sparc/sparc.md (adddi3): If operands[2] is 4096 and
	operands[1] is constant, calculate the sum and generate movdi.
	(addsi3): Similarly.  Use SImode in call to arith_4096_operand.
	(subsi3): Use SImode in call to arith_4096_operand.

	* gcc.c-torture/execute/20001031-1.c: New test.

From-SVN: r37274