i386.md (*addhi_1_lea): Assert that operand 0 and operand 1 are equal.

i386.md (*addhi_1_lea): Assert that operand 0 and operand 1 are equal.

	* config/i386/i386.md (*addhi_1_lea) <TYPE_INCDEC, default>: Assert
	that operand 0 and operand 1 are equal.
	(*addqi_1_lea) <TYPE_INCDEC, default>: Ditto.
	(*add<mode>_2) <TYPE_INCDEC>: Remove assert that operand 0
	and operand 1 are equal.
	<default>: Ditto. Remove ??? comment.
	(*add<mode>_3) <TYPE_INCDEC>: Remove assert that operand 0
	and operand 1 are equal.
	<default>: Ditto. Remove ??? comment.
	(*adddi_4) <default>:  Remove assert that operand 0 and operand 1
	are equal.
	(*add<mode>_4) <default>: Ditto.
	(*add<mode>_5) <TYPE_INCDEC, default>: Ditto.

From-SVN: r160287