* doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Update

	documentation.
	* targhooks.c (default_builtin_vectorization_cost): New function.
	* targhooks.h (default_builtin_vectorization_cost): Declare.
	* target.h (enum vect_cost_for_stmt): Define.
	(builtin_vectorization_cost): Change argument and comment.
	* tree-vectorizer.h: Remove cost model macros.
	* tree-vect-loop.c: Include target.h.
	(vect_get_cost): New function.
	(vect_estimate_min_profitable_iters): Replace cost model macros with
	calls to vect_get_cost.
	(vect_model_reduction_cost, vect_model_induction_cost): Likewise.
	* target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Add
	default implementation.
	* tree-vect-stmts.c (cost_for_stmt): Replace cost model macros with
	calls to target hook builtin_vectorization_cost.
	(vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
	Likewise.
	* Makefile.in (tree-vect-loop.o): Add dependency on TARGET_H.
	* config/spu/spu.c (spu_builtin_vectorization_cost): Replace with new
	implementation to return costs.
	* config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
	* config/spu/spu.h: Remove vectorizer cost model macros.
	* config/i386/i386.h: Likewise.
	* tree-vect-slp.c (vect_build_slp_tree): Replace cost model macro with
	a call to target hook builtin_vectorization_cost.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@160360 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 30 insertions, 0 deletions

diff --git a/gcc/targhooks.c b/gcc/targhooks.c
index 3dccae267f7..821b83f9d23 100644
--- a/gcc/targhooks.c
+++ b/gcc/targhooks.c
@@ -476,6 +476,36 @@ default_builtin_vectorized_conversion (unsigned int code ATTRIBUTE_UNUSED,
   return NULL_TREE;
 }
 
+/* Default vectorizer cost model values.  */
+
+int
+default_builtin_vectorization_cost (enum vect_cost_for_stmt type_of_cost)
+{
+  switch (type_of_cost)
+    {
+      case scalar_stmt:
+      case scalar_load:
+      case scalar_store:
+      case vector_stmt:
+      case vector_load:
+      case vector_store:
+      case vec_to_scalar:
+      case scalar_to_vec:
+      case cond_branch_not_taken:
+      case vec_perm:
+        return 1;
+
+      case unaligned_load:
+        return 2;
+
+      case cond_branch_taken:
+        return 3;
+
+      default:
+        gcc_unreachable ();
+    }
+}
+
 /* Reciprocal.  */
 
 tree