tree-vectorizer.h (struct _stmt_vec_info): Rename stride_load_p to strided_p.

tree-vectorizer.h (struct _stmt_vec_info): Rename stride_load_p to strided_p.

	* tree-vectorizer.h (struct _stmt_vec_info): Rename stride_load_p
	to strided_p.
	(STMT_VINFO_STRIDE_LOAD_P): Rename to ...
	(STMT_VINFO_STRIDED_P): ... this.
	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust.
	(vect_verify_datarefs_alignment): Likewise.
	(vect_enhance_data_refs_alignment): Likewise.
	(vect_analyze_data_ref_access): Likewise.
	(vect_analyze_data_refs): Accept strided stores.
	* tree-vect-stmts.c (vect_model_store_cost): Count strided stores.
	(vect_model_load_cost): Adjust for macro rename.
	(vectorizable_mask_load_store): Likewise.
	(vectorizable_load): Likewise.
	(vectorizable_store): Open code strided stores.

testsuite/
	* gcc.dg/vect/vect-strided-store.c: New test.
	* gfortran.dg/vect/fast-math-pr37021.f90: Adjust.
	* gfortran.dg/vect/fast-math-rnflow-trs2a2.f90: Adjust.

From-SVN: r223486