* tm.texi (USE_LOAD_POST_DECREMENT, USE_LOAD_PRE_DECREMENT,

	* tm.texi (USE_LOAD_POST_DECREMENT, USE_LOAD_PRE_DECREMENT,
	USE_STORE_POST_DECREMENT, USE_STORE_PRE_DECREMENT): Document.
	(USE_LOAD_POST_INCREMENT, USE_LOAD_PRE_INCREMENT,
	USE_STORE_POST_INCREMENT, USE_STORE_PRE_INCREMENT): Fix documentation.
	* rtl.h	(USE_LOAD_POST_DECREMENT, USE_LOAD_PRE_DECREMENT,
	USE_STORE_POST_DECREMENT, USE_STORE_PRE_DECREMENT,
	USE_LOAD_POST_INCREMENT, USE_LOAD_PRE_INCREMENT,
	USE_STORE_POST_INCREMENT, USE_STORE_PRE_INCREMENT): Provide default
	definition.
	* expr.c: (USE_LOAD_POST_INCREMENT, USE_LOAD_PRE_INCREMENT,
	USE_STORE_POST_INCREMENT, USE_STORE_PRE_INCREMENT): Delete default
	definition.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26134 138bc75d-0d04-0410-961f-82ee72b054a4