tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.

	* tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
	(SET_DR_MISALIGNMENT): New.
	* tree-vect-analyze.c (vect_compute_data_ref_alignment,
	vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
	Use SET_DR_MISALIGNMENT.
	* tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
	pointer.
	* tree-data-ref.c (create_data_ref, compute_all_dependences,
	find_loop_nest): Export.
	* tree-data-ref.h (struct data_reference): Change aux field to pointer.
	(create_data_ref, compute_all_dependences, find_loop_nest): Declare.
	* tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
	(L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
	New macros.
	(struct mem_ref): Add field reuse_distance.
	(find_or_create_group, record_ref): Use XNEW instead of xcalloc.
	Initialize reuse_distance field.
	(issue_prefetch_ref): Select temporality of prefetch according to
	reuse_distance.
	(volume_of_references, volume_of_dist_vector, add_subscript_strides,
	self_reuse_distance, determine_loop_nest_reuse): New functions.
	(loop_prefetch_arrays): Call determine_loop_nest_reuse.
	(tree_ssa_prefetch_arrays): Dump L2 cache size.
	* Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
	dependency.

	* gcc.dg/tree-ssa/prefetch-6.c: New test.

From-SVN: r125172

1 files changed, 5 insertions, 5 deletions

diff --git a/gcc/tree-predcom.c b/gcc/tree-predcom.c
index bae23ed5272..a3a137f7d28 100644
--- a/gcc/tree-predcom.c
+++ b/gcc/tree-predcom.c
@@ -700,7 +700,7 @@ split_data_refs_to_components (struct loop *loop,
 	     just fail.  */
 	  goto end;
 	}
-      dr->aux = i;
+      dr->aux = (void *) (size_t) i;
       comp_father[i] = i;
       comp_size[i] = 1;
     }
@@ -715,7 +715,7 @@ split_data_refs_to_components (struct loop *loop,
 
       if (!suitable_reference_p (dr, &dummy))
 	{
-	  ia = dr->aux;
+	  ia = (unsigned) (size_t) dr->aux;
 	  merge_comps (comp_father, comp_size, n, ia);
 	}
     }
@@ -729,8 +729,8 @@ split_data_refs_to_components (struct loop *loop,
 
       dra = DDR_A (ddr);
       drb = DDR_B (ddr);
-      ia = component_of (comp_father, dra->aux);
-      ib = component_of (comp_father, drb->aux);
+      ia = component_of (comp_father, (unsigned) (size_t) dra->aux);
+      ib = component_of (comp_father, (unsigned) (size_t) drb->aux);
       if (ia == ib)
 	continue;
 
@@ -749,7 +749,7 @@ split_data_refs_to_components (struct loop *loop,
   bad = component_of (comp_father, n);
   for (i = 0; VEC_iterate (data_reference_p, datarefs, i, dr); i++)
     {
-      ia = dr->aux;
+      ia = (unsigned) (size_t) dr->aux;
       ca = component_of (comp_father, ia);
       if (ca == bad)
 	continue;