Make CONSTRUCTOR use VEC to store initializers.

	* c-common.c (complete_array_type): Update to cope with VEC in
	CONSTRUCTOR_ELTS.
	* c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
	(pp_c_constructor_elts): New function.
	* c-pretty-print.h (pp_c_constructor_elts): Declare.
	* c-typeck.c (build_function_call, build_c_cast, digest_init,
	struct constructor_stack, struct initializer_stack,
	constructor_elements, push_init_level, pop_init_level,
	add_pending_init, find_init_member, output_init_element): Update to
	cope with VEC in CONSTRUCTOR_ELTS.
	* coverage.c (build_fn_info_value, build_ctr_info_value,
	build_gcov_info): Likewise.
	* expr.c (categorize_ctor_elements_1, store_constructor,
	expand_expr_real_1): Likewise.
	* fold-const.c (fold_ternary): Likewise.
	* gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
	gimplify_init_constructor, gimplify_expr): Likewise.
	* tree-dump.c (dequeue_and_dump): Likewise.
	* tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
	node.
	* tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
	CONSTRUCTOR_ELTS.
	* tree-sra.c (generate_element_init_1): Likewise.
	* tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
	* tree-ssa-operands.c (get_expr_operands): Likewise.
	* tree-vect-generic.c (expand_vector_piecewise): Likewise.
	* tree-vect-transform.c (vect_get_vec_def_for_operand):
	(get_initial_def_for_reduction): Likewise.
	* tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
	value handle in annotations.
	* tree.c (tree_node_kind, tree_code_size, make_node_stat,
	tree_node_structure): Add support for constr_kind.
	(build_vector_from_ctor, build_constructor_single,
	build_constructor_from_list): New functions.
	(build_constructor): Update to take a VEC instead of a TREE_LIST.
	(simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
	Update to cope with VEC in CONSTRUCTOR_ELTS.
	* tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
	* tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
	CONSTRUCTOR_APPEND_ELT): New macros.
	(struct constructor_elt, struct	tree_constructor): New data types.
	(union tree_node): Add tree_constructor field.
	* treestruct.def: Define TS_CONSTRUCTOR.
	* varasm.c (const_hash_1, compare_constant, copy_constant,
	compute_reloc_for_constant, output_addressed_constants,
	initializer_constant_valid_p, output_constant,
	array_size_for_constructor, output_constructor): Update to cope with
	VEC in CONSTRUCTOR_ELTS.
	* vec.h (VEC_empty, VEC_copy): New macros.

ada/
	Make CONSTRUCTOR use VEC to store initializers.
	* decl.c (gnat_to_gnu_entity): Update to cope with VEC in
	CONSTRUCTOR_ELTS.
	* trans.c (extract_values): Likewise.
	* utils.c (convert, remove_conversions): Likewise.
	* utils2.c (contains_save_expr_p, build_binary_op, build_unary_op,
	gnat_build_constructor): Likewise.

cp/
	Make CONSTRUCTOR use VEC to store initializers.
	* call.c (convert_default_arg): Update call to digest_init.
	* class.c (dump_class_hierarchy, dump_array): Update to cope with
	VEC in CONSTRUCTOR_ELTS.
	* cp-tree.h (EMPTY_CONSTRUCTOR_P): Likewise.
	(finish_compound_literal, digest_init): Update declaration.
	* decl.c (struct reshape_iter): New data type.
	(reshape_init_array): Rename to...
	(reshape_init_array_1): Update to cope with VEC in CONSTRUCTOR_ELTS.
	(reshape_init): Rewrite from scratch. Split parts into...
	(reshape_init_array, reshape_init_vector, reshape_init_class,
	reshape_init_r): New functions.
	(check_initializer): Update call to reshape_init. Remove obsolete
	code.
	(initialize_artificial_var, cp_complete_array_type): Update to cope
	with VEC in CONSTRUCTOR_ELTS.
	* decl2.c (grokfield): Update calls to digest_init.
	(mark_vtable_entries): Update to cope with VEC in CONSTRUCTOR_ELTS.
	* error.c (dump_expr_init_vec): New function.
	(dump_expr): Use dump_expr_init_vec.
	* init.c (build_zero_init, build_vec_init): Update to cope with VEC
	in CONSTRUCTOR_ELTS.
	(expand_default_init): Update call to digest_init.
	* parser.c  (cp_parser_postfix_expression): Use a VEC for the
	initializers.
	(cp_parser_initializer_list): Build a VEC of initializers.
	* pt.c (tsubst_copy, tsubst_copy_and_build): Update to cope with VEC
	in CONSTRUCTOR_ELTS.
	* rtti.c (tinfo_base_init, generic_initializer, ptr_initializer,
	ptm_initializer, class_initializer, get_pseudo_ti_init): Use
	build_constructor_from_list instead of build_constructor.
	* semantics.c (finish_compound_literal): Update call to digest_init.
	* tree.c (stabilize_init): Update to cope with VEC in
	CONSTRUCTOR_ELTS.
	* typeck.c (build_ptrmemfunc1): Likewise.
	* typeck2.c: (cxx_incomplete_type_error, split_nonconstant_init_1):
	Likewise.
	(store_init_value): Use build_constructor_from_list and update call
	to digest_init.
	(digest_init): Rewrite.
	(process_init_constructor): Rewrite from scratch. Split into...
	(process_init_constructor_array, picflag_from_initializer,
	process_init_constructor_record, process_init_constructor_union):
	New functions.
	(PICFLAG_ERRONEOUS, PICFLAG_NOT_ALL_CONSTANT, PICFLAG_NOT_ALL_SIMPLE):
	New macros.
	(build_functional_cast): Use build_constructor_from_list instead of
	build_constructor.

fortran/
	Make CONSTRUCTOR use VEC to store initializers.
	* trans-array.c (gfc_build_null_descriptor,
	gfc_trans_array_constructor_value, gfc_conv_array_initializer):
	Update to cope with VEC in CONSTRUCTOR_ELTS.
	* trans-common.c (create_common): Likewise.
	* trans-expr.c (gfc_conv_structure): Likewise.
	* trans-stmt.c (gfc_trans_character_select): Use
	build_constructor_from_list instead of build_constructor.

java/
	Make CONSTRUCTOR use VEC to store initializers.
	* check-init.c (check_init): Update to cope with VEC in
	CONSTRUCTOR_ELTS.
	* class.c (make_field_value, make_method_value, get_dispatch_table,
	make_class_data, emit_symbol_table, emit_catch_table,
	emit_assertion_table): Use build_constructor_from_list instead of
	build_constructor.
	* constants.c (build_constants_constructor): Likewise.
	* java-gimplify.c (java_gimplify_new_array_init): Update to cope with
	VEC in CONSTRUCTOR_ELTS.
	* java-tree.h (START_RECORD_CONSTRUCTOR, PUSH_SUPER_VALUE,
	PUSH_FIELD_VALUE, FINISH_RECORD_CONSTRUCTOR): Create a VEC instead
	of a TREE_LIST.
	* jcf-write.c (generate_bytecode_insns): Update to cope with VEC in
	CONSTRUCTOR_ELTS.
	* parse.y (build_new_array_init): Use build_constructor_from_list
	instead of build_constructor.
	(patch_new_array_init): Update to cope with VEC in
	CONSTRUCTOR_ELTS.
	(array_constructor_check_entry): Likewise.

objc/
	Make CONSTRUCTOR use VEC to store initializers.
	* objc-act.c (objc_build_constructor): Use build_constructor_from_list
	instead of build_constructor.

testsuite/
	Make CONSTRUCTOR use VEC to store initializers.
	* g++.dg/ext/complit3.C: Check for specific error messages.
	* g++.dg/init/brace2.C: Update error message.
	* g++.dg/warn/Wbraces2.C: Likewise.


git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@102182 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 53 insertions, 0 deletions

diff --git a/gcc/vec.h b/gcc/vec.h
index 63840a1bd4a..842ac7bbaaa 100644
--- a/gcc/vec.h
+++ b/gcc/vec.h
@@ -147,6 +147,15 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
 
 #define VEC_length(T,V)	(VEC_OP(T,base,length)(VEC_BASE(V)))
 
+
+/* Check if vector is empty
+   int VEC_T_empty(const VEC(T) *v);
+
+   Return non-zero if V is an empty vector (or V is NULL), zero otherwise. */
+
+#define VEC_empty(T,V)	(VEC_length (T,V) == 0)
+
+
 /* Get the final element of the vector.
    T VEC_T_last(VEC(T) *v); // Integer
    T VEC_T_last(VEC(T) *v); // Pointer
@@ -205,6 +214,14 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
 #define VEC_embedded_size(T,N)	 (VEC_OP(T,base,embedded_size)(N))
 #define VEC_embedded_init(T,O,N) (VEC_OP(T,base,embedded_init)(VEC_BASE(O),N))
 
+/* Copy a vector.
+   VEC(T,A) *VEC_T_A_copy(VEC(T) *);
+
+   Copy the live elements of a vector into a new vector.  The new and
+   old vectors need not be allocated by the same mechanim.  */
+
+#define VEC_copy(T,A,V) (VEC_OP(T,A,copy)(VEC_BASE(V) MEM_STAT_INFO))
+
 /* Determine if a vector has additional capacity.
    
    int VEC_T_space (VEC(T) *v,int reserve)
@@ -667,6 +684,23 @@ static inline void VEC_OP (T,A,free)					  \
   *vec_ = NULL;								  \
 }									  \
 									  \
+static inline VEC(T,A) *VEC_OP (T,A,copy) (VEC(T,base) *vec_ MEM_STAT_DECL) \
+{									  \
+  size_t len_ = vec_ ? vec_->num : 0;					  \
+  VEC (T,A) *new_vec_ = NULL;						  \
+									  \
+  if (len_)								  \
+    {									  \
+      /* We must request exact size allocation, hence the negation. */	  \
+      new_vec_ = (VEC (T,A) *)(vec_##A##_p_reserve			  \
+			       (NULL, -len_ PASS_MEM_STAT));		  \
+									  \
+      new_vec_->base.num = len_;					  \
+      memcpy (new_vec_->base.vec, vec_->vec, sizeof (T) * len_);	  \
+    }									  \
+  return new_vec_;							  \
+}									  \
+									  \
 static inline int VEC_OP (T,A,reserve)	       				  \
      (VEC(T,A) **vec_, int alloc_ VEC_CHECK_DECL MEM_STAT_DECL)		  \
 {									  \
@@ -895,6 +929,25 @@ static inline VEC(T,A) *VEC_OP (T,A,alloc)      			  \
                                            PASS_MEM_STAT);		  \
 }									  \
 									  \
+static inline VEC(T,A) *VEC_OP (T,A,copy) (VEC(T,base) *vec_ MEM_STAT_DECL) \
+{									  \
+  size_t len_ = vec_ ? vec_->num : 0;					  \
+  VEC (T,A) *new_vec_ = NULL;						  \
+									  \
+  if (len_)								  \
+    {									  \
+      /* We must request exact size allocation, hence the negation. */	  \
+      new_vec_ = (VEC (T,A) *)(vec_##A##_o_reserve			  \
+			       (NULL, -len_,				  \
+				offsetof (VEC(T,A),base.vec), sizeof (T)  \
+				PASS_MEM_STAT));			  \
+									  \
+      new_vec_->base.num = len_;					  \
+      memcpy (new_vec_->base.vec, vec_->vec, sizeof (T) * len_);	  \
+    }									  \
+  return new_vec_;							  \
+}									  \
+									  \
 static inline void VEC_OP (T,A,free)					  \
      (VEC(T,A) **vec_)							  \
 {									  \