/* Implement classes and message passing for Objective C.
- Copyright (C) 1992, 1993, 1994, 1995, 1997, 1998, 1999, 2000,
- 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+ Copyright (C) 1992, 1993, 1994, 1995, 1997, 1998, 1999, 2000, 2001,
+ 2002, 2003, 2004, 2005, 2007, 2008, 2009 Free Software Foundation, Inc.
Contributed by Steve Naroff.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
+the Free Software Foundation; either version 3, or (at your option)
any later version.
GCC is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
-along with GCC; see the file COPYING. If not, write to
-the Free Software Foundation, 51 Franklin Street, Fifth Floor,
-Boston, MA 02110-1301, USA. */
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
+
/* Purpose: This module implements the Objective-C 4.0 language.
#include "cp-tree.h"
#else
#include "c-tree.h"
+#include "c-lang.h"
#endif
#include "c-common.h"
#include "debug.h"
#include "target.h"
#include "diagnostic.h"
+#include "intl.h"
#include "cgraph.h"
#include "tree-iterator.h"
#include "libfuncs.h"
static unsigned int should_call_super_dealloc = 0;
+/* When building Objective-C++, we need in_late_binary_op. */
+#ifdef OBJCPLUS
+bool in_late_binary_op = false;
+#endif /* OBJCPLUS */
+
/* When building Objective-C++, we are not linking against the C front-end
and so need to replicate the C tree-construction functions in some way. */
#ifdef OBJCPLUS
/* Code generation. */
static tree objc_build_constructor (tree, tree);
-static tree build_objc_method_call (int, tree, tree, tree, tree);
+static tree build_objc_method_call (location_t, int, tree, tree, tree, tree);
static tree get_proto_encoding (tree);
static tree lookup_interface (tree);
static tree objc_add_static_instance (tree, tree);
/* Utilities for debugging and error diagnostics. */
-static void warn_with_method (const char *, int, tree);
static char *gen_type_name (tree);
static char *gen_type_name_0 (tree);
static char *gen_method_decl (tree);
/* Store all constructed constant strings in a hash table so that
they get uniqued properly. */
-struct string_descriptor GTY(())
-{
+struct GTY(()) string_descriptor {
/* The literal argument . */
tree literal;
static GTY((param_is (struct string_descriptor))) htab_t string_htab;
/* Store the EH-volatilized types in a hash table, for easy retrieval. */
-struct volatilized_type GTY(())
-{
+struct GTY(()) volatilized_type {
tree type;
};
static int generating_instance_variables = 0;
+/* For building an objc struct. These may not be used when this file
+ is compiled as part of obj-c++. */
+
+static bool objc_building_struct;
+static struct c_struct_parse_info *objc_struct_info ATTRIBUTE_UNUSED;
+
+/* Start building a struct for objc. */
+
+static tree
+objc_start_struct (tree name)
+{
+ gcc_assert (!objc_building_struct);
+ objc_building_struct = true;
+ return start_struct (input_location, RECORD_TYPE, name, &objc_struct_info);
+}
+
+/* Finish building a struct for objc. */
+
+static tree
+objc_finish_struct (tree type, tree fieldlist)
+{
+ gcc_assert (objc_building_struct);
+ objc_building_struct = false;
+ return finish_struct (input_location, type, fieldlist, NULL_TREE,
+ objc_struct_info);
+}
+
/* Some platforms pass small structures through registers versus
through an invisible pointer. Determine at what size structure is
the transition point between the two possibilities. */
char buffer[5];
/* Create an unnamed struct that has `i' character components */
- type = start_struct (RECORD_TYPE, NULL_TREE);
+ type = objc_start_struct (NULL_TREE);
strcpy (buffer, "c1");
field_decl = create_field_decl (char_type_node,
buffer);
chainon (field_decl_chain, field_decl);
}
- finish_struct (type, field_decl_chain, NULL_TREE);
+ objc_finish_struct (type, field_decl_chain);
aggregate_in_mem[i] = aggregate_value_p (type, 0);
if (!aggregate_in_mem[i])
#endif
return false;
-#ifndef USE_MAPPED_LOCATION
- /* Force the line number back to 0; check_newline will have
- raised it to 1, which will make the builtin functions appear
- not to be built in. */
- input_line = 0;
-#endif
-
/* If gen_declaration desired, open the output file. */
if (flag_gen_declaration)
{
init_objc ();
- if (print_struct_values)
+ if (print_struct_values && !flag_compare_debug)
generate_struct_by_value_array ();
return true;
}
void
-objc_start_class_interface (tree class, tree super_class, tree protos)
+objc_start_class_interface (tree klass, tree super_class, tree protos)
{
objc_interface_context
= objc_ivar_context
- = start_class (CLASS_INTERFACE_TYPE, class, super_class, protos);
+ = start_class (CLASS_INTERFACE_TYPE, klass, super_class, protos);
objc_public_flag = 0;
}
void
-objc_start_category_interface (tree class, tree categ, tree protos)
+objc_start_category_interface (tree klass, tree categ, tree protos)
{
objc_interface_context
- = start_class (CATEGORY_INTERFACE_TYPE, class, categ, protos);
+ = start_class (CATEGORY_INTERFACE_TYPE, klass, categ, protos);
objc_ivar_chain
= continue_class (objc_interface_context);
}
}
void
-objc_start_class_implementation (tree class, tree super_class)
+objc_start_class_implementation (tree klass, tree super_class)
{
objc_implementation_context
= objc_ivar_context
- = start_class (CLASS_IMPLEMENTATION_TYPE, class, super_class, NULL_TREE);
+ = start_class (CLASS_IMPLEMENTATION_TYPE, klass, super_class, NULL_TREE);
objc_public_flag = 0;
}
void
-objc_start_category_implementation (tree class, tree categ)
+objc_start_category_implementation (tree klass, tree categ)
{
objc_implementation_context
- = start_class (CATEGORY_IMPLEMENTATION_TYPE, class, categ, NULL_TREE);
+ = start_class (CATEGORY_IMPLEMENTATION_TYPE, klass, categ, NULL_TREE);
objc_ivar_chain
= continue_class (objc_implementation_context);
}
unsigned char code = C_RID_CODE (ident);
return (OBJC_IS_AT_KEYWORD (code)
-#ifdef OBJCPLUS
|| code == RID_CLASS || code == RID_PUBLIC
|| code == RID_PROTECTED || code == RID_PRIVATE
- || code == RID_TRY || code == RID_THROW || code == RID_CATCH
-#endif
- );
+ || code == RID_TRY || code == RID_THROW || code == RID_CATCH);
}
/* Return true if TYPE is 'id'. */
return OBJC_TYPE_NAME (type) == objc_class_id;
}
-/* Construct a C struct with same name as CLASS, a base struct with tag
+/* Construct a C struct with same name as KLASS, a base struct with tag
SUPER_NAME (if any), and FIELDS indicated. */
static tree
-objc_build_struct (tree class, tree fields, tree super_name)
+objc_build_struct (tree klass, tree fields, tree super_name)
{
- tree name = CLASS_NAME (class);
- tree s = start_struct (RECORD_TYPE, name);
+ tree name = CLASS_NAME (klass);
+ tree s = objc_start_struct (name);
tree super = (super_name ? xref_tag (RECORD_TYPE, super_name) : NULL_TREE);
tree t, objc_info = NULL_TREE;
{
/* Prepend a packed variant of the base class into the layout. This
is necessary to preserve ObjC ABI compatibility. */
- tree base = build_decl (FIELD_DECL, NULL_TREE, super);
+ tree base = build_decl (input_location,
+ FIELD_DECL, NULL_TREE, super);
tree field = TYPE_FIELDS (super);
while (field && TREE_CHAIN (field)
&& TREE_CODE (TREE_CHAIN (field)) == FIELD_DECL)
field = TREE_CHAIN (field);
- /* For ObjC ABI purposes, the "packed" size of a base class is the
+ /* For ObjC ABI purposes, the "packed" size of a base class is
the sum of the offset and the size (in bits) of the last field
in the class. */
DECL_SIZE (base)
finish_struct(), and then reinstate it afterwards. */
for (t = TYPE_NEXT_VARIANT (s); t; t = TYPE_NEXT_VARIANT (t))
- objc_info
- = chainon (objc_info,
- build_tree_list (NULL_TREE, TYPE_OBJC_INFO (t)));
+ {
+ if (!TYPE_HAS_OBJC_INFO (t))
+ {
+ INIT_TYPE_OBJC_INFO (t);
+ TYPE_OBJC_INTERFACE (t) = klass;
+ }
+ objc_info
+ = chainon (objc_info,
+ build_tree_list (NULL_TREE, TYPE_OBJC_INFO (t)));
+ }
/* Point the struct at its related Objective-C class. */
INIT_TYPE_OBJC_INFO (s);
- TYPE_OBJC_INTERFACE (s) = class;
+ TYPE_OBJC_INTERFACE (s) = klass;
- s = finish_struct (s, fields, NULL_TREE);
+ s = objc_finish_struct (s, fields);
for (t = TYPE_NEXT_VARIANT (s); t;
t = TYPE_NEXT_VARIANT (t), objc_info = TREE_CHAIN (objc_info))
{
TYPE_OBJC_INFO (t) = TREE_VALUE (objc_info);
/* Replace the IDENTIFIER_NODE with an actual @interface. */
- TYPE_OBJC_INTERFACE (t) = class;
+ TYPE_OBJC_INTERFACE (t) = klass;
}
/* Use TYPE_BINFO structures to point at the super class, if any. */
objc_xref_basetypes (s, super);
/* Mark this struct as a class template. */
- CLASS_STATIC_TEMPLATE (class) = s;
+ CLASS_STATIC_TEMPLATE (klass) = s;
return s;
}
if (warn)
{
- strcpy (errbuf, class_type ? "class \'" : "type \'");
+ *errbuf = 0;
gen_type_name_0 (class_type ? typ : TYPE_POINTER_TO (typ));
- strcat (errbuf, "\' does not ");
/* NB: Types 'id' and 'Class' cannot reasonably be described as
"implementing" a given protocol, since they do not have an
implementation. */
- strcat (errbuf, class_type ? "implement" : "conform to");
- strcat (errbuf, " the \'");
- strcat (errbuf, IDENTIFIER_POINTER (PROTOCOL_NAME (proto)));
- strcat (errbuf, "\' protocol");
- warning (0, errbuf);
+ if (class_type)
+ warning (0, "class %qs does not implement the %qE protocol",
+ identifier_to_locale (errbuf), PROTOCOL_NAME (proto));
+ else
+ warning (0, "type %qs does not conform to the %qE protocol",
+ identifier_to_locale (errbuf), PROTOCOL_NAME (proto));
}
return false;
front-end, but 'finish_class_member_access_expr' seems to be
a worthy substitute. */
#ifdef OBJCPLUS
- return finish_class_member_access_expr (datum, component, false);
+ return finish_class_member_access_expr (datum, component, false,
+ tf_warning_or_error);
#else
- return build_component_ref (datum, component);
+ return build_component_ref (input_location, datum, component);
#endif
}
static hashval_t
volatilized_hash (const void *ptr)
{
- tree typ = ((struct volatilized_type *)ptr)->type;
+ const_tree const typ = ((const struct volatilized_type *)ptr)->type;
return htab_hash_pointer(typ);
}
static int
volatilized_eq (const void *ptr1, const void *ptr2)
{
- tree typ1 = ((struct volatilized_type *)ptr1)->type;
- tree typ2 = ((struct volatilized_type *)ptr2)->type;
+ const_tree const typ1 = ((const struct volatilized_type *)ptr1)->type;
+ const_tree const typ2 = ((const struct volatilized_type *)ptr2)->type;
return typ1 == typ2;
}
if (TREE_CODE (type) != RECORD_TYPE)
return;
if (OBJC_TYPE_NAME (type) && (type = objc_is_class_name (OBJC_TYPE_NAME (type))))
- error ("statically allocated instance of Objective-C class %qs",
- IDENTIFIER_POINTER (type));
+ error ("statically allocated instance of Objective-C class %qE",
+ type);
}
/* Construct a PROTOCOLS-qualified variant of INTERFACE, where INTERFACE may
pp = lookup_protocol (pp);
if (pp == proto)
- fatal_error ("protocol %qs has circular dependency",
- IDENTIFIER_POINTER (PROTOCOL_NAME (pp)));
+ fatal_error ("protocol %qE has circular dependency",
+ PROTOCOL_NAME (pp));
if (pp)
check_protocol_recursively (proto, PROTOCOL_LIST (pp));
}
return_value = chainon (return_value,
build_tree_list (NULL_TREE, p));
else if (ident != error_mark_node)
- error ("cannot find protocol declaration for %qs",
- IDENTIFIER_POINTER (ident));
+ error ("cannot find protocol declaration for %qE",
+ ident);
}
return return_value;
static tree
create_field_decl (tree type, const char *name)
{
- return build_decl (FIELD_DECL, get_identifier (name), type);
+ return build_decl (input_location,
+ FIELD_DECL, get_identifier (name), type);
}
/* Create a global, static declaration for variable NAME of a given TYPE. The
static tree
start_var_decl (tree type, const char *name)
{
- tree var = build_decl (VAR_DECL, get_identifier (name), type);
+ tree var = build_decl (input_location,
+ VAR_DECL, get_identifier (name), type);
TREE_STATIC (var) = 1;
DECL_INITIAL (var) = error_mark_node; /* A real initializer is coming... */
static void
finish_var_decl (tree var, tree initializer)
{
- finish_decl (var, initializer, NULL_TREE);
+ finish_decl (var, input_location, initializer, NULL_TREE, NULL_TREE);
/* Ensure that the variable actually gets output. */
mark_decl_referenced (var);
/* Mark the decl to avoid "defined but not used" warning. */
TREE_USED (var) = 1;
+ /* We reserve the right for the runtime to use/modify these variables
+ in ways that are opaque to us. */
+ DECL_PRESERVE_P (var) = 1;
+ /* ipa*.c/cgraphunit.c use lookup attribute rather than testing
+ DECL_PRESERVE_P. Once they switch to testing DECL_PRESERVE_P,
+ this can be removed. */
+ DECL_ATTRIBUTES (var) = tree_cons (get_identifier ("used"), NULL,
+ DECL_ATTRIBUTES (var)) ;
}
/* Find the decl for the constant string class reference. This is only
/* %s in format will provide room for terminating null */
length = strlen (STRING_OBJECT_GLOBAL_FORMAT)
+ strlen (constant_string_class_name);
- name = xmalloc (length);
+ name = XNEWVEC (char, length);
sprintf (name, STRING_OBJECT_GLOBAL_FORMAT,
constant_string_class_name);
constant_string_global_id = get_identifier (name);
const struct gcc_debug_hooks *const save_hooks = debug_hooks;
/* Suppress outputting debug symbols, because
- dbxout_init hasn'r been called yet. */
+ dbxout_init hasn't been called yet. */
write_symbols = NO_DEBUG;
debug_hooks = &do_nothing_debug_hooks;
/* Declare the 'id' and 'Class' typedefs. */
- type = lang_hooks.decls.pushdecl (build_decl (TYPE_DECL,
+ type = lang_hooks.decls.pushdecl (build_decl (input_location,
+ TYPE_DECL,
objc_object_name,
objc_object_type));
- DECL_IN_SYSTEM_HEADER (type) = 1;
- type = lang_hooks.decls.pushdecl (build_decl (TYPE_DECL,
+ TREE_NO_WARNING (type) = 1;
+ type = lang_hooks.decls.pushdecl (build_decl (input_location,
+ TYPE_DECL,
objc_class_name,
objc_class_type));
- DECL_IN_SYSTEM_HEADER (type) = 1;
+ TREE_NO_WARNING (type) = 1;
/* Forward-declare '@interface Protocol'. */
objc_build_internal_const_str_type (void)
{
tree type = (*lang_hooks.types.make_type) (RECORD_TYPE);
- tree fields = build_decl (FIELD_DECL, NULL_TREE, ptr_type_node);
- tree field = build_decl (FIELD_DECL, NULL_TREE, ptr_type_node);
+ tree fields = build_decl (input_location,
+ FIELD_DECL, NULL_TREE, ptr_type_node);
+ tree field = build_decl (input_location,
+ FIELD_DECL, NULL_TREE, ptr_type_node);
TREE_CHAIN (field) = fields; fields = field;
- field = build_decl (FIELD_DECL, NULL_TREE, unsigned_type_node);
+ field = build_decl (input_location,
+ FIELD_DECL, NULL_TREE, unsigned_type_node);
TREE_CHAIN (field) = fields; fields = field;
/* NB: The finish_builtin_struct() routine expects FIELD_DECLs in
reverse order! */
static hashval_t
string_hash (const void *ptr)
{
- tree str = ((struct string_descriptor *)ptr)->literal;
+ const_tree const str = ((const struct string_descriptor *)ptr)->literal;
const unsigned char *p = (const unsigned char *) TREE_STRING_POINTER (str);
int i, len = TREE_STRING_LENGTH (str);
hashval_t h = len;
static int
string_eq (const void *ptr1, const void *ptr2)
{
- tree str1 = ((struct string_descriptor *)ptr1)->literal;
- tree str2 = ((struct string_descriptor *)ptr2)->literal;
+ const_tree const str1 = ((const struct string_descriptor *)ptr1)->literal;
+ const_tree const str2 = ((const struct string_descriptor *)ptr2)->literal;
int len1 = TREE_STRING_LENGTH (str1);
return (len1 == TREE_STRING_LENGTH (str2)
if (!constant_string_class
|| !(constant_string_type
= CLASS_STATIC_TEMPLATE (constant_string_class)))
- error ("cannot find interface declaration for %qs",
- IDENTIFIER_POINTER (constant_string_id));
+ error ("cannot find interface declaration for %qE",
+ constant_string_id);
/* The NSConstantString/NXConstantString ivar layout is now known. */
else if (!check_string_class_template ())
- error ("interface %qs does not have valid constant string layout",
- IDENTIFIER_POINTER (constant_string_id));
+ error ("interface %qE does not have valid constant string layout",
+ constant_string_id);
/* For the NeXT runtime, we can generate a literal reference
to the string class, don't need to run a constructor. */
else if (flag_next_runtime && !setup_string_decl ())
- error ("cannot find reference tag for class %qs",
- IDENTIFIER_POINTER (constant_string_id));
+ error ("cannot find reference tag for class %qE",
+ constant_string_id);
else
{
string_layout_checked = 1; /* Success! */
/* Perhaps we already constructed a constant string just like this one? */
key.literal = string;
loc = htab_find_slot (string_htab, &key, INSERT);
- desc = *loc;
+ desc = (struct string_descriptor *) *loc;
if (!desc)
{
tree var;
- *loc = desc = ggc_alloc (sizeof (*desc));
+ *loc = desc = GGC_NEW (struct string_descriptor);
desc->literal = string;
/* GNU: (NXConstantString *) & ((__builtin_ObjCString) { NULL, string, length }) */
initlist
= build_tree_list (fields,
flag_next_runtime
- ? build_unary_op (ADDR_EXPR, string_class_decl, 0)
+ ? build_unary_op (input_location,
+ ADDR_EXPR, string_class_decl, 0)
: build_int_cst (NULL_TREE, 0));
fields = TREE_CHAIN (fields);
- initlist = tree_cons (fields, build_unary_op (ADDR_EXPR, string, 1),
+ initlist = tree_cons (fields, build_unary_op (input_location,
+ ADDR_EXPR, string, 1),
initlist);
fields = TREE_CHAIN (fields);
initlist = tree_cons (fields, build_int_cst (NULL_TREE, length),
initlist);
constructor = objc_build_constructor (internal_const_str_type,
nreverse (initlist));
- TREE_INVARIANT (constructor) = true;
if (!flag_next_runtime)
constructor
= objc_add_static_instance (constructor, constant_string_type);
else
{
- var = build_decl (CONST_DECL, NULL, TREE_TYPE (constructor));
+ var = build_decl (input_location,
+ CONST_DECL, NULL, TREE_TYPE (constructor));
DECL_INITIAL (var) = constructor;
TREE_STATIC (var) = 1;
pushdecl_top_level (var);
}
addr = convert (build_pointer_type (constant_string_type),
- build_unary_op (ADDR_EXPR, desc->constructor, 1));
+ build_unary_op (input_location,
+ ADDR_EXPR, desc->constructor, 1));
return addr;
}
}
sprintf (buf, "_OBJC_INSTANCE_%d", num_static_inst++);
- decl = build_decl (VAR_DECL, get_identifier (buf), class_decl);
- DECL_COMMON (decl) = 1;
+ decl = build_decl (input_location,
+ VAR_DECL, get_identifier (buf), class_decl);
TREE_STATIC (decl) = 1;
DECL_ARTIFICIAL (decl) = 1;
TREE_USED (decl) = 1;
/* Adjust for impedance mismatch. We should figure out how to build
CONSTRUCTORs that consistently please both the C and C++ gods. */
if (!TREE_PURPOSE (elts))
- TREE_TYPE (constructor) = NULL_TREE;
- TREE_HAS_CONSTRUCTOR (constructor) = 1;
+ TREE_TYPE (constructor) = init_list_type_node;
#endif
return constructor;
{
tree field_decl, field_decl_chain;
- objc_symtab_template
- = start_struct (RECORD_TYPE, get_identifier (UTAG_SYMTAB));
+ objc_symtab_template = objc_start_struct (get_identifier (UTAG_SYMTAB));
/* long sel_ref_cnt; */
field_decl = create_field_decl (long_integer_type_node, "sel_ref_cnt");
chainon (field_decl_chain, field_decl);
}
- finish_struct (objc_symtab_template, field_decl_chain, NULL_TREE);
+ objc_finish_struct (objc_symtab_template, field_decl_chain);
}
/* Create the initial value for the `defs' field of _objc_symtab.
{
if (TREE_CODE (impent->imp_context) == CLASS_IMPLEMENTATION_TYPE)
{
- expr = build_unary_op (ADDR_EXPR, impent->class_decl, 0);
+ expr = build_unary_op (input_location,
+ ADDR_EXPR, impent->class_decl, 0);
initlist = tree_cons (NULL_TREE, expr, initlist);
}
}
{
if (TREE_CODE (impent->imp_context) == CATEGORY_IMPLEMENTATION_TYPE)
{
- expr = build_unary_op (ADDR_EXPR, impent->class_decl, 0);
+ expr = build_unary_op (input_location,
+ ADDR_EXPR, impent->class_decl, 0);
initlist = tree_cons (NULL_TREE, expr, initlist);
}
}
tree expr;
if (static_instances_decl)
- expr = build_unary_op (ADDR_EXPR, static_instances_decl, 0);
+ expr = build_unary_op (input_location,
+ ADDR_EXPR, static_instances_decl, 0);
else
expr = build_int_cst (NULL_TREE, 0);
initlist
= tree_cons (NULL_TREE,
convert (build_pointer_type (objc_selector_type),
- build_unary_op (ADDR_EXPR,
+ build_unary_op (input_location, ADDR_EXPR,
UOBJC_SELECTOR_TABLE_decl, 1)),
initlist);
/* symtab = { ..., _OBJC_SYMBOLS, ... } */
if (UOBJC_SYMBOLS_decl)
- expr = build_unary_op (ADDR_EXPR, UOBJC_SYMBOLS_decl, 0);
+ expr = build_unary_op (input_location,
+ ADDR_EXPR, UOBJC_SYMBOLS_decl, 0);
else
expr = build_int_cst (NULL_TREE, 0);
initlist = tree_cons (NULL_TREE, expr, initlist);
push_lang_context (lang_name_c); /* extern "C" */
#endif
- objc_module_template
- = start_struct (RECORD_TYPE, get_identifier (UTAG_MODULE));
+ objc_module_template = objc_start_struct (get_identifier (UTAG_MODULE));
/* long version; */
field_decl = create_field_decl (long_integer_type_node, "version");
"symtab");
chainon (field_decl_chain, field_decl);
- finish_struct (objc_module_template, field_decl_chain, NULL_TREE);
+ objc_finish_struct (objc_module_template, field_decl_chain);
/* Create an instance of "_objc_module". */
UOBJC_MODULES_decl = start_var_decl (objc_module_template, "_OBJC_MODULES");
push_lang_context (lang_name_c); /* extern "C" */
#endif
- objc_push_parm (build_decl (PARM_DECL, NULL_TREE, void_type_node));
+ objc_push_parm (build_decl (input_location,
+ PARM_DECL, NULL_TREE, void_type_node));
objc_start_function (get_identifier (TAG_GNUINIT),
build_function_type (void_type_node,
OBJC_VOID_AT_END),
body = c_begin_compound_stmt (true);
add_stmt (build_function_call
- (execclass_decl,
+ (input_location,
+ execclass_decl,
build_tree_list
(NULL_TREE,
- build_unary_op (ADDR_EXPR,
+ build_unary_op (input_location, ADDR_EXPR,
UOBJC_MODULES_decl, 0))));
- add_stmt (c_end_compound_stmt (body, true));
+ add_stmt (c_end_compound_stmt (input_location, body, true));
TREE_PUBLIC (current_function_decl) = 0;
tree
objc_generate_static_init_call (tree ctors ATTRIBUTE_UNUSED)
{
- add_stmt (build_stmt (EXPR_STMT,
- build_function_call (GNU_INIT_decl, NULL_TREE)));
+ add_stmt (build_stmt (input_location, EXPR_STMT,
+ build_function_call (input_location,
+ GNU_INIT_decl, NULL_TREE)));
return ctors;
}
generate_static_references (void)
{
tree decls = NULL_TREE, expr = NULL_TREE;
- tree class_name, class, decl, initlist;
+ tree class_name, klass, decl, initlist;
tree cl_chain, in_chain, type
= build_array_type (build_pointer_type (void_type_node), NULL_TREE);
int num_inst, num_class;
decl = start_var_decl (type, buf);
/* Output {class_name, ...}. */
- class = TREE_VALUE (cl_chain);
- class_name = get_objc_string_decl (OBJC_TYPE_NAME (class), class_names);
+ klass = TREE_VALUE (cl_chain);
+ class_name = get_objc_string_decl (OBJC_TYPE_NAME (klass), class_names);
initlist = build_tree_list (NULL_TREE,
- build_unary_op (ADDR_EXPR, class_name, 1));
+ build_unary_op (input_location,
+ ADDR_EXPR, class_name, 1));
/* Output {..., instance, ...}. */
for (in_chain = TREE_PURPOSE (cl_chain);
in_chain; in_chain = TREE_CHAIN (in_chain))
{
- expr = build_unary_op (ADDR_EXPR, TREE_VALUE (in_chain), 1);
+ expr = build_unary_op (input_location,
+ ADDR_EXPR, TREE_VALUE (in_chain), 1);
initlist = tree_cons (NULL_TREE, expr, initlist);
}
expr = objc_build_constructor (TREE_TYPE (decl), nreverse (initlist));
finish_var_decl (decl, expr);
decls
- = tree_cons (NULL_TREE, build_unary_op (ADDR_EXPR, decl, 1), decls);
+ = tree_cons (NULL_TREE, build_unary_op (input_location,
+ ADDR_EXPR, decl, 1), decls);
}
decls = tree_cons (NULL_TREE, build_int_cst (NULL_TREE, 0), decls);
}
if (!found)
{
- location_t *loc;
+ location_t loc;
if (flag_next_runtime && TREE_PURPOSE (chain))
- loc = &DECL_SOURCE_LOCATION (TREE_PURPOSE (chain));
+ loc = DECL_SOURCE_LOCATION (TREE_PURPOSE (chain));
else
- loc = &input_location;
- warning (0, "%Hcreating selector for nonexistent method %qE",
- loc, TREE_VALUE (chain));
+ loc = input_location;
+ warning_at (loc, 0, "creating selector for nonexistent method %qE",
+ TREE_VALUE (chain));
}
}
}
/* sel_ref_chain is a list whose "value" fields will be instances of
- identifier_node that represent the selector. */
+ identifier_node that represent the selector. LOC is the location of
+ the @selector. */
static tree
-build_typed_selector_reference (tree ident, tree prototype)
+build_typed_selector_reference (location_t loc, tree ident, tree prototype)
{
tree *chain = &sel_ref_chain;
tree expr;
*chain = tree_cons (prototype, ident, NULL_TREE);
return_at_index:
- expr = build_unary_op (ADDR_EXPR,
- build_array_ref (UOBJC_SELECTOR_TABLE_decl,
+ expr = build_unary_op (loc, ADDR_EXPR,
+ build_array_ref (loc, UOBJC_SELECTOR_TABLE_decl,
build_int_cst (NULL_TREE, index)),
1);
return convert (objc_selector_type, expr);
}
static tree
-build_selector_reference (tree ident)
+build_selector_reference (location_t loc, tree ident)
{
tree *chain = &sel_ref_chain;
tree expr;
if (TREE_VALUE (*chain) == ident)
return (flag_next_runtime
? TREE_PURPOSE (*chain)
- : build_array_ref (UOBJC_SELECTOR_TABLE_decl,
+ : build_array_ref (loc, UOBJC_SELECTOR_TABLE_decl,
build_int_cst (NULL_TREE, index)));
index++;
return (flag_next_runtime
? expr
- : build_array_ref (UOBJC_SELECTOR_TABLE_decl,
+ : build_array_ref (loc, UOBJC_SELECTOR_TABLE_decl,
build_int_cst (NULL_TREE, index)));
}
if (local_scope || !(ident = objc_is_class_name (ident)))
{
- error ("%qs is not an Objective-C class name or alias",
- IDENTIFIER_POINTER (orig_ident));
+ error ("%qE is not an Objective-C class name or alias",
+ orig_ident);
return error_mark_node;
}
IDENTIFIER_POINTER (ident)));
assemble_external (objc_get_class_decl);
- return build_function_call (objc_get_class_decl, params);
+ return build_function_call (input_location, objc_get_class_decl, params);
}
}
{
if (TREE_VALUE (*chain) == ident)
return convert (string_type_node,
- build_unary_op (ADDR_EXPR, TREE_PURPOSE (*chain), 1));
+ build_unary_op (input_location,
+ ADDR_EXPR, TREE_PURPOSE (*chain), 1));
chain = &TREE_CHAIN (*chain);
}
*chain = tree_cons (decl, ident, NULL_TREE);
- return convert (string_type_node, build_unary_op (ADDR_EXPR, decl, 1));
+ return convert (string_type_node, build_unary_op (input_location,
+ ADDR_EXPR, decl, 1));
}
static GTY(()) int class_names_idx;
ident = get_identifier (buf);
- decl = build_decl (VAR_DECL, ident, build_array_type (char_type_node, 0));
+ decl = build_decl (input_location,
+ VAR_DECL, ident, build_array_type (char_type_node, 0));
DECL_EXTERNAL (decl) = 1;
TREE_PUBLIC (decl) = 0;
TREE_USED (decl) = 1;
#endif /* OBJCPLUS */
if (!(underlying_class = objc_is_class_name (class_ident)))
- warning (0, "cannot find class %qs", IDENTIFIER_POINTER (class_ident));
+ warning (0, "cannot find class %qE", class_ident);
else if (objc_is_class_name (alias_ident))
- warning (0, "class %qs already exists", IDENTIFIER_POINTER (alias_ident));
+ warning (0, "class %qE already exists", alias_ident);
else
{
/* Implement @compatibility_alias as a typedef. */
push_lang_context (lang_name_c); /* extern "C" */
#endif
lang_hooks.decls.pushdecl (build_decl
- (TYPE_DECL,
+ (input_location,
+ TYPE_DECL,
alias_ident,
xref_tag (RECORD_TYPE, underlying_class)));
#ifdef OBJCPLUS
if (!TYPE_HAS_OBJC_INFO (type)
|| !TYPE_OBJC_INTERFACE (type))
{
- error ("%qs redeclared as different kind of symbol",
- IDENTIFIER_POINTER (ident));
+ error ("%qE redeclared as different kind of symbol",
+ ident);
error ("previous declaration of %q+D",
record);
}
newexpr),
DECL_NAME (TREE_OPERAND (expr, 1)));
case ARRAY_REF:
- return build_array_ref (objc_substitute_decl (TREE_OPERAND (expr, 0),
+ return build_array_ref (input_location,
+ objc_substitute_decl (TREE_OPERAND (expr, 0),
oldexpr,
newexpr),
TREE_OPERAND (expr, 1));
case INDIRECT_REF:
- return build_indirect_ref (objc_substitute_decl (TREE_OPERAND (expr, 0),
+ return build_indirect_ref (input_location,
+ objc_substitute_decl (TREE_OPERAND (expr, 0),
oldexpr,
- newexpr), "->");
+ newexpr), RO_ARROW);
default:
return expr;
}
? objc_assign_ivar_fast_decl
: objc_assign_ivar_decl);
- offs = convert (integer_type_node, build_unary_op (ADDR_EXPR, offs, 0));
+ offs = convert (integer_type_node, build_unary_op (input_location,
+ ADDR_EXPR, offs, 0));
offs = fold (offs);
func_params = tree_cons (NULL_TREE,
convert (objc_object_type, rhs),
NULL_TREE)));
assemble_external (func);
- return build_function_call (func, func_params);
+ return build_function_call (input_location, func, func_params);
}
static tree
tree func_params = tree_cons (NULL_TREE,
convert (objc_object_type, rhs),
tree_cons (NULL_TREE, convert (build_pointer_type (objc_object_type),
- build_unary_op (ADDR_EXPR, lhs, 0)),
+ build_unary_op (input_location, ADDR_EXPR, lhs, 0)),
NULL_TREE));
assemble_external (objc_assign_global_decl);
- return build_function_call (objc_assign_global_decl, func_params);
+ return build_function_call (input_location,
+ objc_assign_global_decl, func_params);
}
static tree
tree func_params = tree_cons (NULL_TREE,
convert (objc_object_type, rhs),
tree_cons (NULL_TREE, convert (build_pointer_type (objc_object_type),
- build_unary_op (ADDR_EXPR, lhs, 0)),
+ build_unary_op (input_location, ADDR_EXPR, lhs, 0)),
NULL_TREE));
assemble_external (objc_assign_strong_cast_decl);
- return build_function_call (objc_assign_strong_cast_decl, func_params);
+ return build_function_call (input_location,
+ objc_assign_strong_cast_decl, func_params);
}
static int
outer = TREE_OPERAND (lhs, 0);
while (!strong_cast_p
- && (TREE_CODE (outer) == CONVERT_EXPR
- || TREE_CODE (outer) == NOP_EXPR
+ && (CONVERT_EXPR_P (outer)
|| TREE_CODE (outer) == NON_LVALUE_EXPR))
{
tree lhstype = TREE_TYPE (outer);
return result;
}
-struct interface_tuple GTY(())
-{
+struct GTY(()) interface_tuple {
tree id;
tree class_name;
};
static hashval_t
hash_interface (const void *p)
{
- const struct interface_tuple *d = p;
+ const struct interface_tuple *d = (const struct interface_tuple *) p;
return IDENTIFIER_HASH_VALUE (d->id);
}
static int
eq_interface (const void *p1, const void *p2)
{
- const struct interface_tuple *d = p1;
+ const struct interface_tuple *d = (const struct interface_tuple *) p1;
return d->id == p2;
}
if (interface)
return get_class_ivars (interface, true);
- error ("cannot find interface declaration for %qs",
- IDENTIFIER_POINTER (class_name));
+ error ("cannot find interface declaration for %qE",
+ class_name);
return error_mark_node;
}
{
tree decl;
- decl = build_decl (VAR_DECL, NULL_TREE, type);
+ decl = build_decl (input_location,
+ VAR_DECL, NULL_TREE, type);
TREE_USED (decl) = 1;
DECL_ARTIFICIAL (decl) = 1;
DECL_IGNORED_P (decl) = 1;
/* The CATCH_EXPR of an open @catch clause. */
tree current_catch;
- /* The VAR_DECL holding the Darwin equivalent of EXC_PTR_EXPR. */
+ /* The VAR_DECL holding the Darwin equivalent of __builtin_eh_pointer. */
tree caught_decl;
tree stack_decl;
tree rethrow_decl;
static struct objc_try_context *cur_try_context;
+static GTY(()) tree objc_eh_personality_decl;
+
/* This hook, called via lang_eh_runtime_type, generates a runtime object
that represents TYPE. For Objective-C, this is just the class name. */
/* ??? Isn't there a class object or some such? Is it easy to get? */
#ifndef OBJCPLUS
-static tree
+tree
objc_eh_runtime_type (tree type)
{
return add_objc_string (OBJC_TYPE_NAME (TREE_TYPE (type)), class_names);
}
-#endif
-
-/* Initialize exception handling. */
-static void
-objc_init_exceptions (void)
+tree
+objc_eh_personality (void)
{
- static bool done = false;
- if (done)
- return;
- done = true;
+ if (!flag_objc_sjlj_exceptions
+ && !objc_eh_personality_decl)
+ objc_eh_personality_decl
+ = build_personality_function (USING_SJLJ_EXCEPTIONS
+ ? "__gnu_objc_personality_sj0"
+ : "__gnu_objc_personality_v0");
- if (flag_objc_sjlj_exceptions)
- {
- /* On Darwin, ObjC exceptions require a sufficiently recent
- version of the runtime, so the user must ask for them explicitly. */
- if (!flag_objc_exceptions)
- warning (0, "use %<-fobjc-exceptions%> to enable Objective-C "
- "exception syntax");
- }
-#ifndef OBJCPLUS
- else
- {
- c_eh_initialized_p = true;
- eh_personality_libfunc
- = init_one_libfunc (USING_SJLJ_EXCEPTIONS
- ? "__gnu_objc_personality_sj0"
- : "__gnu_objc_personality_v0");
- default_init_unwind_resume_libfunc ();
- using_eh_for_cleanups ();
- lang_eh_runtime_type = objc_eh_runtime_type;
- }
-#endif
+ return objc_eh_personality_decl;
}
+#endif
-/* Build an EXC_PTR_EXPR, or the moral equivalent. In the case of Darwin,
- we'll arrange for it to be initialized (and associated with a binding)
- later. */
+/* Build __builtin_eh_pointer, or the moral equivalent. In the case
+ of Darwin, we'll arrange for it to be initialized (and associated
+ with a binding) later. */
static tree
objc_build_exc_ptr (void)
return var;
}
else
- return build0 (EXC_PTR_EXPR, objc_object_type);
+ {
+ tree t;
+ t = built_in_decls[BUILT_IN_EH_POINTER];
+ t = build_call_expr (t, 1, integer_zero_node);
+ return fold_convert (objc_object_type, t);
+ }
}
/* Build "objc_exception_try_exit(&_stack)". */
next_sjlj_build_try_exit (void)
{
tree t;
- t = build_fold_addr_expr (cur_try_context->stack_decl);
+ t = build_fold_addr_expr_loc (input_location, cur_try_context->stack_decl);
t = tree_cons (NULL, t, NULL);
- t = build_function_call (objc_exception_try_exit_decl, t);
+ t = build_function_call (input_location,
+ objc_exception_try_exit_decl, t);
return t;
}
{
tree t, enter, sj, cond;
- t = build_fold_addr_expr (cur_try_context->stack_decl);
+ t = build_fold_addr_expr_loc (input_location, cur_try_context->stack_decl);
t = tree_cons (NULL, t, NULL);
- enter = build_function_call (objc_exception_try_enter_decl, t);
+ enter = build_function_call (input_location,
+ objc_exception_try_enter_decl, t);
t = objc_build_component_ref (cur_try_context->stack_decl,
get_identifier ("buf"));
- t = build_fold_addr_expr (t);
+ t = build_fold_addr_expr_loc (input_location, t);
#ifdef OBJCPLUS
/* Convert _setjmp argument to type that is expected. */
if (TYPE_ARG_TYPES (TREE_TYPE (objc_setjmp_decl)))
t = convert (ptr_type_node, t);
#endif
t = tree_cons (NULL, t, NULL);
- sj = build_function_call (objc_setjmp_decl, t);
+ sj = build_function_call (input_location,
+ objc_setjmp_decl, t);
cond = build2 (COMPOUND_EXPR, TREE_TYPE (sj), enter, sj);
- cond = c_common_truthvalue_conversion (cond);
+ cond = c_common_truthvalue_conversion (input_location, cond);
return build3 (COND_EXPR, void_type_node, cond, NULL, NULL);
}
{
tree t;
- t = build_fold_addr_expr (cur_try_context->stack_decl);
+ t = build_fold_addr_expr_loc (input_location, cur_try_context->stack_decl);
t = tree_cons (NULL, t, NULL);
- t = build_function_call (objc_exception_extract_decl, t);
+ t = build_function_call (input_location,
+ objc_exception_extract_decl, t);
t = convert (TREE_TYPE (decl), t);
t = build2 (MODIFY_EXPR, void_type_node, decl, t);
args = tree_cons (NULL, cur_try_context->caught_decl, NULL);
t = objc_get_class_reference (OBJC_TYPE_NAME (TREE_TYPE (type)));
args = tree_cons (NULL, t, args);
- t = build_function_call (objc_exception_match_decl, args);
- cond = c_common_truthvalue_conversion (t);
+ t = build_function_call (input_location,
+ objc_exception_match_decl, args);
+ cond = c_common_truthvalue_conversion (input_location, t);
}
t = build3 (COND_EXPR, void_type_node, cond, body, NULL);
- SET_EXPR_LOCUS (t, EXPR_LOCUS (stmt));
+ SET_EXPR_LOCATION (t, EXPR_LOCATION (stmt));
*last = t;
last = &COND_EXPR_ELSE (t);
{
struct _objc_exception_data _stack;
- id volatile _rethrow = 0;
+ id _rethrow = 0;
try
{
objc_exception_try_enter (&_stack);
rethrow_decl = objc_create_temporary_var (objc_object_type);
cur_try_context->rethrow_decl = rethrow_decl;
- TREE_THIS_VOLATILE (rethrow_decl) = 1;
TREE_CHAIN (rethrow_decl) = stack_decl;
/* Build the outermost variable binding level. */
if (cur_try_context->catch_list)
{
tree caught_decl = objc_build_exc_ptr ();
- catch_seq = build_stmt (BIND_EXPR, caught_decl, NULL, NULL);
+ catch_seq = build_stmt (input_location, BIND_EXPR, caught_decl, NULL, NULL);
TREE_SIDE_EFFECTS (catch_seq) = 1;
t = next_sjlj_build_exc_extract (caught_decl);
/* Build the complete FINALLY statement list. */
t = next_sjlj_build_try_exit ();
- t = build_stmt (COND_EXPR,
- c_common_truthvalue_conversion (rethrow_decl),
+ t = build_stmt (input_location, COND_EXPR,
+ c_common_truthvalue_conversion
+ (input_location, rethrow_decl),
NULL, t);
SET_EXPR_LOCATION (t, cur_try_context->finally_locus);
append_to_statement_list (t, &TREE_OPERAND (try_fin, 1));
&TREE_OPERAND (try_fin, 1));
t = tree_cons (NULL, rethrow_decl, NULL);
- t = build_function_call (objc_exception_throw_decl, t);
- t = build_stmt (COND_EXPR,
- c_common_truthvalue_conversion (rethrow_decl),
+ t = build_function_call (input_location,
+ objc_exception_throw_decl, t);
+ t = build_stmt (input_location, COND_EXPR,
+ c_common_truthvalue_conversion (input_location,
+ rethrow_decl),
t, NULL);
SET_EXPR_LOCATION (t, cur_try_context->end_finally_locus);
append_to_statement_list (t, &TREE_OPERAND (try_fin, 1));
void
objc_begin_try_stmt (location_t try_locus, tree body)
{
- struct objc_try_context *c = xcalloc (1, sizeof (*c));
+ struct objc_try_context *c = XCNEW (struct objc_try_context);
c->outer = cur_try_context;
c->try_body = body;
c->try_locus = try_locus;
c->end_try_locus = input_location;
cur_try_context = c;
- objc_init_exceptions ();
+ if (flag_objc_sjlj_exceptions)
+ {
+ /* On Darwin, ObjC exceptions require a sufficiently recent
+ version of the runtime, so the user must ask for them explicitly. */
+ if (!flag_objc_exceptions)
+ warning (0, "use %<-fobjc-exceptions%> to enable Objective-C "
+ "exception syntax");
+ }
if (flag_objc_sjlj_exceptions)
objc_mark_locals_volatile (NULL);
compound = c_begin_compound_stmt (true);
/* The parser passed in a PARM_DECL, but what we really want is a VAR_DECL. */
- decl = build_decl (VAR_DECL, DECL_NAME (decl), TREE_TYPE (decl));
+ decl = build_decl (input_location,
+ VAR_DECL, DECL_NAME (decl), TREE_TYPE (decl));
lang_hooks.decls.pushdecl (decl);
/* Since a decl is required here by syntax, don't warn if its unused. */
{
warning (0, "exception of type %<%T%> will be caught",
TREE_TYPE (type));
- warning (0, "%H by earlier handler for %<%T%>",
- EXPR_LOCUS (stmt), TREE_TYPE (t ? t : objc_object_type));
+ warning_at (EXPR_LOCATION (stmt), 0, " by earlier handler for %<%T%>",
+ TREE_TYPE (t ? t : objc_object_type));
break;
}
}
/* Record the data for the catch in the try context so that we can
finalize it later. */
- t = build_stmt (CATCH_EXPR, type, compound);
+ t = build_stmt (input_location, CATCH_EXPR, type, compound);
cur_try_context->current_catch = t;
/* Initialize the decl from the EXC_PTR_EXPR we get from the runtime. */
cur_try_context->current_catch = NULL;
cur_try_context->end_catch_locus = input_location;
- CATCH_BODY (c) = c_end_compound_stmt (CATCH_BODY (c), 1);
+ CATCH_BODY (c) = c_end_compound_stmt (input_location, CATCH_BODY (c), 1);
append_to_statement_list (c, &cur_try_context->catch_list);
}
/* If we're doing Darwin setjmp exceptions, build the big nasty. */
if (flag_objc_sjlj_exceptions)
{
+ bool save = in_late_binary_op;
+ in_late_binary_op = true;
if (!cur_try_context->finally_body)
{
cur_try_context->finally_locus = input_location;
cur_try_context->end_finally_locus = input_location;
}
stmt = next_sjlj_build_try_catch_finally ();
+ in_late_binary_op = save;
}
else
{
stmt = c->try_body;
if (c->catch_list)
{
- stmt = build_stmt (TRY_CATCH_EXPR, stmt, c->catch_list);
+ stmt = build_stmt (input_location, TRY_CATCH_EXPR, stmt, c->catch_list);
SET_EXPR_LOCATION (stmt, cur_try_context->try_locus);
}
if (c->finally_body)
{
- stmt = build_stmt (TRY_FINALLY_EXPR, stmt, c->finally_body);
+ stmt = build_stmt (input_location, TRY_FINALLY_EXPR, stmt, c->finally_body);
SET_EXPR_LOCATION (stmt, cur_try_context->try_locus);
}
}
}
tree
-objc_build_throw_stmt (tree throw_expr)
+objc_build_throw_stmt (location_t loc, tree throw_expr)
{
tree args;
- objc_init_exceptions ();
+ if (flag_objc_sjlj_exceptions)
+ {
+ /* On Darwin, ObjC exceptions require a sufficiently recent
+ version of the runtime, so the user must ask for them explicitly. */
+ if (!flag_objc_exceptions)
+ warning (0, "use %<-fobjc-exceptions%> to enable Objective-C "
+ "exception syntax");
+ }
if (throw_expr == NULL)
{
if (cur_try_context == NULL
|| cur_try_context->current_catch == NULL)
{
- error ("%<@throw%> (rethrow) used outside of a @catch block");
+ error_at (loc, "%<@throw%> (rethrow) used outside of a @catch block");
return NULL_TREE;
}
/* A throw is just a call to the runtime throw function with the
object as a parameter. */
args = tree_cons (NULL, throw_expr, NULL);
- return add_stmt (build_function_call (objc_exception_throw_decl, args));
+ return add_stmt (build_function_call (loc,
+ objc_exception_throw_decl, args));
}
tree
/* First lock the mutex. */
mutex = save_expr (mutex);
args = tree_cons (NULL, mutex, NULL);
- call = build_function_call (objc_sync_enter_decl, args);
+ call = build_function_call (input_location,
+ objc_sync_enter_decl, args);
SET_EXPR_LOCATION (call, start_locus);
add_stmt (call);
/* Build the mutex unlock. */
args = tree_cons (NULL, mutex, NULL);
- call = build_function_call (objc_sync_exit_decl, args);
+ call = build_function_call (input_location,
+ objc_sync_exit_decl, args);
SET_EXPR_LOCATION (call, input_location);
/* Put the that and the body in a TRY_FINALLY. */
tree field_decl, field_decl_chain, index, temp_type;
objc_exception_data_template
- = start_struct (RECORD_TYPE, get_identifier (UTAG_EXCDATA));
+ = objc_start_struct (get_identifier (UTAG_EXCDATA));
/* int buf[OBJC_JBLEN]; */
"pointers");
chainon (field_decl_chain, field_decl);
- finish_struct (objc_exception_data_template, field_decl_chain, NULL_TREE);
+ objc_finish_struct (objc_exception_data_template, field_decl_chain);
/* int _setjmp(...); */
/* If the user includes <setjmp.h>, this shall be superseded by
}; */
static void
-build_private_template (tree class)
+build_private_template (tree klass)
{
- if (!CLASS_STATIC_TEMPLATE (class))
+ if (!CLASS_STATIC_TEMPLATE (klass))
{
- tree record = objc_build_struct (class,
- get_class_ivars (class, false),
- CLASS_SUPER_NAME (class));
+ tree record = objc_build_struct (klass,
+ get_class_ivars (klass, false),
+ CLASS_SUPER_NAME (klass));
/* Set the TREE_USED bit for this struct, so that stab generator
can emit stabs for this struct type. */
{
tree field_decl, field_decl_chain;
- objc_protocol_template = start_struct (RECORD_TYPE,
- get_identifier (UTAG_PROTOCOL));
+ objc_protocol_template = objc_start_struct (get_identifier (UTAG_PROTOCOL));
/* struct _objc_class *isa; */
field_decl = create_field_decl (build_pointer_type
"class_methods");
chainon (field_decl_chain, field_decl);
- finish_struct (objc_protocol_template, field_decl_chain, NULL_TREE);
+ objc_finish_struct (objc_protocol_template, field_decl_chain);
}
static tree
/* Generate an unnamed struct definition. */
- objc_ivar_list_record = start_struct (RECORD_TYPE, NULL_TREE);
+ objc_ivar_list_record = objc_start_struct (NULL_TREE);
/* int method_count; */
field_decl = create_field_decl (integer_type_node, "method_count");
"method_list");
chainon (field_decl_chain, field_decl);
- finish_struct (objc_ivar_list_record, field_decl_chain, NULL_TREE);
+ objc_finish_struct (objc_ivar_list_record, field_decl_chain);
return objc_ivar_list_record;
}
tree proto_record;
tree field_decl, field_decl_chain;
- proto_record
- = start_struct (RECORD_TYPE, get_identifier (UTAG_METHOD_PROTOTYPE));
+ proto_record = objc_start_struct (get_identifier (UTAG_METHOD_PROTOTYPE));
/* SEL _cmd; */
field_decl = create_field_decl (objc_selector_type, "_cmd");
field_decl = create_field_decl (string_type_node, "method_types");
chainon (field_decl_chain, field_decl);
- finish_struct (proto_record, field_decl_chain, NULL_TREE);
+ objc_finish_struct (proto_record, field_decl_chain);
return proto_record;
}
finish_encoding:
obstack_1grow (&util_obstack, '\0');
- result = get_identifier (obstack_finish (&util_obstack));
+ result = get_identifier (XOBFINISH (&util_obstack, char *));
obstack_free (&util_obstack, util_firstobj);
return result;
}
/* Call the ivar's default constructor or destructor. Do not
call the destructor unless a corresponding constructor call
has also been made (or is not needed). */
- if (IS_AGGR_TYPE (type)
+ if (MAYBE_CLASS_TYPE_P (type)
&& (dtor
? (TYPE_HAS_NONTRIVIAL_DESTRUCTOR (type)
&& (!TYPE_NEEDS_CONSTRUCTING (type)
(build_special_member_call
(build_ivar_reference (DECL_NAME (ivar)),
dtor ? complete_dtor_identifier : complete_ctor_identifier,
- NULL_TREE, type, LOOKUP_NORMAL));
+ NULL, type, LOOKUP_NORMAL, tf_warning_or_error));
}
}
{
tree type = TREE_TYPE (ivar);
- if (IS_AGGR_TYPE (type))
+ if (MAYBE_CLASS_TYPE_P (type))
{
if (TYPE_NEEDS_CONSTRUCTING (type)
&& TYPE_HAS_DEFAULT_CONSTRUCTOR (type))
if (refs_decl)
refs_expr = convert (build_pointer_type (build_pointer_type
(objc_protocol_template)),
- build_unary_op (ADDR_EXPR, refs_decl, 0));
+ build_unary_op (input_location,
+ ADDR_EXPR, refs_decl, 0));
else
refs_expr = build_int_cst (NULL_TREE, 0);
else
{
expr = convert (objc_method_proto_list_ptr,
- build_unary_op (ADDR_EXPR, instance_methods, 0));
+ build_unary_op (input_location,
+ ADDR_EXPR, instance_methods, 0));
initlist = tree_cons (NULL_TREE, expr, initlist);
}
else
{
expr = convert (objc_method_proto_list_ptr,
- build_unary_op (ADDR_EXPR, class_methods, 0));
+ build_unary_op (input_location,
+ ADDR_EXPR, class_methods, 0));
initlist = tree_cons (NULL_TREE, expr, initlist);
}
{
tree field_decl, field_decl_chain;
- objc_category_template = start_struct (RECORD_TYPE,
- get_identifier (UTAG_CATEGORY));
+ objc_category_template = objc_start_struct (get_identifier (UTAG_CATEGORY));
/* char *category_name; */
field_decl = create_field_decl (string_type_node, "category_name");
"protocol_list");
chainon (field_decl_chain, field_decl);
- finish_struct (objc_category_template, field_decl_chain, NULL_TREE);
+ objc_finish_struct (objc_category_template, field_decl_chain);
}
/* struct _objc_selector {
static void
build_selector_template (void)
{
-
tree field_decl, field_decl_chain;
- objc_selector_template
- = start_struct (RECORD_TYPE, get_identifier (UTAG_SELECTOR));
+ objc_selector_template = objc_start_struct (get_identifier (UTAG_SELECTOR));
/* SEL sel_id; */
field_decl = create_field_decl (objc_selector_type, "sel_id");
field_decl = create_field_decl (string_type_node, "sel_type");
chainon (field_decl_chain, field_decl);
- finish_struct (objc_selector_template, field_decl_chain, NULL_TREE);
+ objc_finish_struct (objc_selector_template, field_decl_chain);
}
/* struct _objc_class {
{
tree field_decl, field_decl_chain;
- objc_class_template
- = start_struct (RECORD_TYPE, get_identifier (UTAG_CLASS));
+ objc_class_template = objc_start_struct (get_identifier (UTAG_CLASS));
/* struct _objc_class *isa; */
field_decl = create_field_decl (build_pointer_type (objc_class_template),
"gc_object_type");
chainon (field_decl_chain, field_decl);
- finish_struct (objc_class_template, field_decl_chain, NULL_TREE);
+ objc_finish_struct (objc_class_template, field_decl_chain);
}
/* Generate appropriate forward declarations for an implementation. */
static void
error_with_ivar (const char *message, tree decl)
{
- error ("%J%s %qs", decl,
- message, gen_declaration (decl));
+ error_at (DECL_SOURCE_LOCATION (decl), "%s %qs",
+ message, identifier_to_locale (gen_declaration (decl)));
}
{
tree field_decl, field_decl_chain;
- objc_super_template = start_struct (RECORD_TYPE, get_identifier (UTAG_SUPER));
+ objc_super_template = objc_start_struct (get_identifier (UTAG_SUPER));
/* struct _objc_object *self; */
field_decl = create_field_decl (objc_object_type, "self");
"super_class");
chainon (field_decl_chain, field_decl);
- finish_struct (objc_super_template, field_decl_chain, NULL_TREE);
+ objc_finish_struct (objc_super_template, field_decl_chain);
}
/* struct _objc_ivar {
tree field_decl, field_decl_chain;
objc_ivar_id = get_identifier (UTAG_IVAR);
- objc_ivar_record = start_struct (RECORD_TYPE, objc_ivar_id);
+ objc_ivar_record = objc_start_struct (objc_ivar_id);
/* char *ivar_name; */
field_decl = create_field_decl (string_type_node, "ivar_name");
field_decl = create_field_decl (integer_type_node, "ivar_offset");
chainon (field_decl_chain, field_decl);
- finish_struct (objc_ivar_record, field_decl_chain, NULL_TREE);
+ objc_finish_struct (objc_ivar_record, field_decl_chain);
return objc_ivar_record;
}
tree objc_ivar_list_record;
tree field_decl, field_decl_chain;
- objc_ivar_list_record = start_struct (RECORD_TYPE, NULL_TREE);
+ objc_ivar_list_record = objc_start_struct (NULL_TREE);
/* int ivar_count; */
field_decl = create_field_decl (integer_type_node, "ivar_count");
"ivar_list");
chainon (field_decl_chain, field_decl);
- finish_struct (objc_ivar_list_record, field_decl_chain, NULL_TREE);
+ objc_finish_struct (objc_ivar_list_record, field_decl_chain);
return objc_ivar_list_record;
}
tree objc_ivar_list_record;
tree field_decl, field_decl_chain;
- objc_ivar_list_record = start_struct (RECORD_TYPE, NULL_TREE);
+ objc_ivar_list_record = objc_start_struct (NULL_TREE);
/* struct _objc__method_prototype_list *method_next; */
field_decl = create_field_decl (objc_method_proto_list_ptr,
"method_list");
chainon (field_decl_chain, field_decl);
- finish_struct (objc_ivar_list_record, field_decl_chain, NULL_TREE);
+ objc_finish_struct (objc_ivar_list_record, field_decl_chain);
return objc_ivar_list_record;
}
ivar
= tree_cons
(NULL_TREE,
- add_objc_string (get_identifier (obstack_finish (&util_obstack)),
+ add_objc_string (get_identifier (XOBFINISH (&util_obstack, char *)),
meth_var_types),
ivar);
obstack_free (&util_obstack, util_firstobj);
elemlist
= tree_cons (NULL_TREE,
convert (ptr_type_node,
- build_unary_op (ADDR_EXPR,
+ build_unary_op (input_location, ADDR_EXPR,
METHOD_DEFINITION (entries), 1)),
elemlist);
tree _SLT_record;
tree field_decl, field_decl_chain;
- _SLT_record = start_struct (RECORD_TYPE, get_identifier (UTAG_METHOD));
+ _SLT_record = objc_start_struct (get_identifier (UTAG_METHOD));
/* SEL _cmd; */
field_decl = create_field_decl (objc_selector_type, "_cmd");
"_imp");
chainon (field_decl_chain, field_decl);
- finish_struct (_SLT_record, field_decl_chain, NULL_TREE);
+ objc_finish_struct (_SLT_record, field_decl_chain);
return _SLT_record;
}
if (TREE_CODE (pval) == PROTOCOL_INTERFACE_TYPE
&& PROTOCOL_FORWARD_DECL (pval))
{
- e = build_unary_op (ADDR_EXPR, PROTOCOL_FORWARD_DECL (pval), 0);
+ e = build_unary_op (input_location, ADDR_EXPR,
+ PROTOCOL_FORWARD_DECL (pval), 0);
initlist = tree_cons (NULL_TREE, e, initlist);
}
}
else
{
expr = convert (objc_method_list_ptr,
- build_unary_op (ADDR_EXPR, instance_methods, 0));
+ build_unary_op (input_location, ADDR_EXPR,
+ instance_methods, 0));
initlist = tree_cons (NULL_TREE, expr, initlist);
}
if (!class_methods)
else
{
expr = convert (objc_method_list_ptr,
- build_unary_op (ADDR_EXPR, class_methods, 0));
+ build_unary_op (input_location, ADDR_EXPR,
+ class_methods, 0));
initlist = tree_cons (NULL_TREE, expr, initlist);
}
expr = convert (build_pointer_type
(build_pointer_type
(objc_protocol_template)),
- build_unary_op (ADDR_EXPR, protocol_list, 0));
+ build_unary_op (input_location, ADDR_EXPR,
+ protocol_list, 0));
initlist = tree_cons (NULL_TREE, expr, initlist);
}
else
{
expr = convert (objc_ivar_list_ptr,
- build_unary_op (ADDR_EXPR, ivar_list, 0));
+ build_unary_op (input_location, ADDR_EXPR,
+ ivar_list, 0));
initlist = tree_cons (NULL_TREE, expr, initlist);
}
else
{
expr = convert (objc_method_list_ptr,
- build_unary_op (ADDR_EXPR, dispatch_table, 0));
+ build_unary_op (input_location, ADDR_EXPR,
+ dispatch_table, 0));
initlist = tree_cons (NULL_TREE, expr, initlist);
}
expr = convert (build_pointer_type
(build_pointer_type
(objc_protocol_template)),
- build_unary_op (ADDR_EXPR, protocol_list, 0));
+ build_unary_op (input_location, ADDR_EXPR,
+ protocol_list, 0));
initlist = tree_cons (NULL_TREE, expr, initlist);
}
/* Retrieve category interface CAT_NAME (if any) associated with CLASS. */
static inline tree
-lookup_category (tree class, tree cat_name)
+lookup_category (tree klass, tree cat_name)
{
- tree category = CLASS_CATEGORY_LIST (class);
+ tree category = CLASS_CATEGORY_LIST (klass);
while (category && CLASS_SUPER_NAME (category) != cat_name)
category = CLASS_CATEGORY_LIST (category);
static void
generate_shared_structures (int cls_flags)
{
- tree sc_spec, decl_specs, decl;
+ tree decl;
tree name_expr, super_expr, root_expr;
tree my_root_id = NULL_TREE, my_super_id = NULL_TREE;
tree cast_type, initlist, protocol_decl;
if (my_super_id)
{
super_expr = add_objc_string (my_super_id, class_names);
- super_expr = build_c_cast (cast_type, super_expr); /* cast! */
+ super_expr = build_c_cast (input_location,
+ cast_type, super_expr); /* cast! */
}
else
super_expr = build_int_cst (NULL_TREE, 0);
root_expr = add_objc_string (my_root_id, class_names);
- root_expr = build_c_cast (cast_type, root_expr); /* cast! */
+ root_expr = build_c_cast (input_location, cast_type, root_expr); /* cast! */
if (CLASS_PROTOCOL_LIST (implementation_template))
{
/* static struct objc_class _OBJC_METACLASS_Foo = { ... }; */
- sc_spec = build_tree_list (NULL_TREE, ridpointers[(int) RID_STATIC]);
- decl_specs = tree_cons (NULL_TREE, objc_class_template, sc_spec);
-
decl = start_var_decl (objc_class_template,
IDENTIFIER_POINTER
(DECL_NAME (UOBJC_METACLASS_decl)));
initlist
= build_shared_structure_initializer
(TREE_TYPE (decl),
- build_unary_op (ADDR_EXPR, UOBJC_METACLASS_decl, 0),
+ build_unary_op (input_location, ADDR_EXPR, UOBJC_METACLASS_decl, 0),
super_expr, name_expr,
convert (integer_type_node,
TYPE_SIZE_UNIT (CLASS_STATIC_TEMPLATE
}
issue_warning:
- warning (0, "multiple %s named %<%c%s%> found",
- methods ? "methods" : "selectors",
- (is_class ? '+' : '-'),
- IDENTIFIER_POINTER (METHOD_SEL_NAME (meth)));
-
- warn_with_method (methods ? "using" : "found",
- ((TREE_CODE (meth) == INSTANCE_METHOD_DECL)
- ? '-'
- : '+'),
- meth);
+ if (methods)
+ {
+ bool type = TREE_CODE (meth) == INSTANCE_METHOD_DECL;
+
+ warning_at (input_location, 0,
+ "multiple methods named %<%c%E%> found",
+ (is_class ? '+' : '-'),
+ METHOD_SEL_NAME (meth));
+ inform (DECL_SOURCE_LOCATION (meth), "using %<%c%s%>",
+ (type ? '-' : '+'),
+ identifier_to_locale (gen_method_decl (meth)));
+ }
+ else
+ {
+ bool type = TREE_CODE (meth) == INSTANCE_METHOD_DECL;
+
+ warning_at (input_location, 0,
+ "multiple selectors named %<%c%E%> found",
+ (is_class ? '+' : '-'),
+ METHOD_SEL_NAME (meth));
+ inform (DECL_SOURCE_LOCATION (meth), "found %<%c%s%>",
+ (type ? '-' : '+'),
+ identifier_to_locale (gen_method_decl (meth)));
+ }
+
for (loop = hsh->list; loop; loop = loop->next)
- warn_with_method ("also found",
- ((TREE_CODE (loop->value) == INSTANCE_METHOD_DECL)
- ? '-'
- : '+'),
- loop->value);
+ {
+ bool type = TREE_CODE (loop->value) == INSTANCE_METHOD_DECL;
+
+ inform (DECL_SOURCE_LOCATION (loop->value), "also found %<%c%s%>",
+ (type ? '-' : '+'),
+ identifier_to_locale (gen_method_decl (loop->value)));
+ }
}
}
return meth;
#endif
tree method_params = NULL_TREE;
- if (TREE_CODE (receiver) == ERROR_MARK)
+ if (TREE_CODE (receiver) == ERROR_MARK || TREE_CODE (args) == ERROR_MARK)
return error_mark_node;
/* Obtain the full selector name. */
rtype = receiver;
while (TREE_CODE (rtype) == COMPOUND_EXPR
|| TREE_CODE (rtype) == MODIFY_EXPR
- || TREE_CODE (rtype) == NOP_EXPR
- || TREE_CODE (rtype) == CONVERT_EXPR
+ || CONVERT_EXPR_P (rtype)
|| TREE_CODE (rtype) == COMPONENT_REF)
rtype = TREE_OPERAND (rtype, 0);
self = (rtype == self_decl);
{
if (!CLASS_SUPER_NAME (implementation_template))
{
- error ("no super class declared in @interface for %qs",
- IDENTIFIER_POINTER (CLASS_NAME (implementation_template)));
+ error ("no super class declared in @interface for %qE",
+ CLASS_NAME (implementation_template));
return error_mark_node;
}
rtype = lookup_interface (CLASS_SUPER_NAME (implementation_template));
= lookup_method_in_protocol_list (rprotos, sel_name, 0);
if (method_prototype)
- warning (0, "found %<-%s%> instead of %<+%s%> in protocol(s)",
- IDENTIFIER_POINTER (sel_name),
- IDENTIFIER_POINTER (sel_name));
+ warning (0, "found %<-%E%> instead of %<+%E%> in protocol(s)",
+ sel_name, sel_name);
}
}
}
else if (rtype)
{
- tree orig_rtype = rtype, saved_rtype;
+ tree orig_rtype = rtype;
if (TREE_CODE (rtype) == POINTER_TYPE)
rtype = TREE_TYPE (rtype);
&& TREE_CODE (OBJC_TYPE_NAME (rtype)) == TYPE_DECL
&& DECL_ORIGINAL_TYPE (OBJC_TYPE_NAME (rtype)))
rtype = DECL_ORIGINAL_TYPE (OBJC_TYPE_NAME (rtype));
- saved_rtype = rtype;
if (TYPED_OBJECT (rtype))
{
rprotos = TYPE_OBJC_PROTOCOL_LIST (rtype);
else
{
warning (0, "invalid receiver type %qs",
- gen_type_name (orig_rtype));
+ identifier_to_locale (gen_type_name (orig_rtype)));
/* After issuing the "invalid receiver" warning, perform method
lookup as if we were messaging 'id'. */
rtype = rprotos = NULL_TREE;
if (!method_prototype)
{
if (rprotos)
- warning (0, "%<%c%s%> not found in protocol(s)",
+ warning (0, "%<%c%E%> not found in protocol(s)",
(class_tree ? '+' : '-'),
- IDENTIFIER_POINTER (sel_name));
+ sel_name);
if (!rtype)
method_prototype
static bool warn_missing_methods = false;
if (rtype)
- warning (0, "%qs may not respond to %<%c%s%>",
- IDENTIFIER_POINTER (OBJC_TYPE_NAME (rtype)),
+ warning (0, "%qE may not respond to %<%c%E%>",
+ OBJC_TYPE_NAME (rtype),
(class_tree ? '+' : '-'),
- IDENTIFIER_POINTER (sel_name));
+ sel_name);
/* If we are messaging an 'id' or 'Class' object and made it here,
then we have failed to find _any_ instance or class method,
respectively. */
else
- warning (0, "no %<%c%s%> method found",
+ warning (0, "no %<%c%E%> method found",
(class_tree ? '+' : '-'),
- IDENTIFIER_POINTER (sel_name));
+ sel_name);
if (!warn_missing_methods)
{
- warning (0, "(Messages without a matching method signature");
- warning (0, "will be assumed to return %<id%> and accept");
- warning (0, "%<...%> as arguments.)");
+ warning_at (input_location,
+ 0, "(Messages without a matching method signature");
+ warning_at (input_location,
+ 0, "will be assumed to return %<id%> and accept");
+ warning_at (input_location,
+ 0, "%<...%> as arguments.)");
warn_missing_methods = true;
}
}
These are the object itself and the selector. */
if (flag_typed_selectors)
- selector = build_typed_selector_reference (sel_name, method_prototype);
+ selector = build_typed_selector_reference (input_location,
+ sel_name, method_prototype);
else
- selector = build_selector_reference (sel_name);
+ selector = build_selector_reference (input_location, sel_name);
- retval = build_objc_method_call (super, method_prototype,
+ retval = build_objc_method_call (input_location, super, method_prototype,
receiver,
selector, method_params);
looking up the method on object LOOKUP_OBJECT (often same as OBJECT),
assuming the method has prototype METHOD_PROTOTYPE.
(That is an INSTANCE_METHOD_DECL or CLASS_METHOD_DECL.)
+ LOC is the location of the expression to build.
Use METHOD_PARAMS as list of args to pass to the method.
If SUPER_FLAG is nonzero, we look up the superclass's method. */
static tree
-build_objc_method_call (int super_flag, tree method_prototype,
+build_objc_method_call (location_t loc, int super_flag, tree method_prototype,
tree lookup_object, tree selector,
tree method_params)
{
(method_prototype, METHOD_REF, super_flag)));
tree method, t;
- lookup_object = build_c_cast (rcv_p, lookup_object);
+ lookup_object = build_c_cast (loc, rcv_p, lookup_object);
/* Use SAVE_EXPR to avoid evaluating the receiver twice. */
lookup_object = save_expr (lookup_object);
method_params = tree_cons (NULL_TREE, lookup_object,
tree_cons (NULL_TREE, selector,
method_params));
- method = build_fold_addr_expr (sender);
+ method = build_fold_addr_expr_loc (input_location, sender);
}
else
{
t = tree_cons (NULL_TREE, selector, NULL_TREE);
t = tree_cons (NULL_TREE, lookup_object, t);
- method = build_function_call (sender, t);
+ method = build_function_call (loc, sender, t);
/* Pass the object to the method. */
method_params = tree_cons (NULL_TREE, object,
/* ??? Selector is not at this point something we can use inside
the compiler itself. Set it to garbage for the nonce. */
t = build3 (OBJ_TYPE_REF, sender_cast, method, lookup_object, size_zero_node);
- return build_function_call (t, method_params);
+ return build_function_call (loc,
+ t, method_params);
}
\f
static void
if (!p)
{
- error ("cannot find protocol declaration for %qs",
- IDENTIFIER_POINTER (protoname));
+ error ("cannot find protocol declaration for %qE",
+ protoname);
return error_mark_node;
}
if (!PROTOCOL_FORWARD_DECL (p))
build_protocol_reference (p);
- expr = build_unary_op (ADDR_EXPR, PROTOCOL_FORWARD_DECL (p), 0);
+ expr = build_unary_op (input_location,
+ ADDR_EXPR, PROTOCOL_FORWARD_DECL (p), 0);
/* ??? Ideally we'd build the reference with objc_protocol_type directly,
if we have it, rather than converting it here. */
/* This function is called by the parser when a @selector() expression
is found, in order to compile it. It is only called by the parser
- and only to compile a @selector(). */
+ and only to compile a @selector(). LOC is the location of the
+ @selector. */
tree
-objc_build_selector_expr (tree selnamelist)
+objc_build_selector_expr (location_t loc, tree selnamelist)
{
tree selname;
/* If still not found, print out a warning. */
if (!hsh)
{
- warning (0, "undeclared selector %qs", IDENTIFIER_POINTER (selname));
+ warning (0, "undeclared selector %qE", selname);
}
}
if (flag_typed_selectors)
- return build_typed_selector_reference (selname, 0);
+ return build_typed_selector_reference (loc, selname, 0);
else
- return build_selector_reference (selname);
+ return build_selector_reference (loc, selname);
}
tree
encode_type (type, obstack_object_size (&util_obstack),
OBJC_ENCODE_INLINE_DEFS);
obstack_1grow (&util_obstack, 0); /* null terminate string */
- string = obstack_finish (&util_obstack);
+ string = XOBFINISH (&util_obstack, const char *);
/* Synthesize a string that represents the encoded struct/union. */
result = my_build_string (strlen (string) + 1, string);
to an instance variable. It's better to catch the cases
where this is done unknowingly than to support the above
paradigm. */
- warning (0, "instance variable %qs accessed in class method",
- IDENTIFIER_POINTER (id));
+ warning (0, "instance variable %qE accessed in class method",
+ id);
self_decl = convert (objc_instance_type, self_decl); /* cast */
}
- return objc_build_component_ref (build_indirect_ref (self_decl, "->"), id);
+ return objc_build_component_ref (build_indirect_ref (input_location,
+ self_decl, RO_ARROW),
+ id);
}
\f
/* Compute a hash value for a given method SEL_NAME. */
}
static tree
-objc_add_method (tree class, tree method, int is_class)
+objc_add_method (tree klass, tree method, int is_class)
{
tree mth;
if (!(mth = lookup_method (is_class
- ? CLASS_CLS_METHODS (class)
- : CLASS_NST_METHODS (class), method)))
+ ? CLASS_CLS_METHODS (klass)
+ : CLASS_NST_METHODS (klass), method)))
{
/* put method on list in reverse order */
if (is_class)
{
- TREE_CHAIN (method) = CLASS_CLS_METHODS (class);
- CLASS_CLS_METHODS (class) = method;
+ TREE_CHAIN (method) = CLASS_CLS_METHODS (klass);
+ CLASS_CLS_METHODS (klass) = method;
}
else
{
- TREE_CHAIN (method) = CLASS_NST_METHODS (class);
- CLASS_NST_METHODS (class) = method;
+ TREE_CHAIN (method) = CLASS_NST_METHODS (klass);
+ CLASS_NST_METHODS (klass) = method;
}
}
else
and/or return types. We do not do this for @implementations, because
C/C++ will do it for us (i.e., there will be duplicate function
definition errors). */
- if ((TREE_CODE (class) == CLASS_INTERFACE_TYPE
- || TREE_CODE (class) == CATEGORY_INTERFACE_TYPE)
+ if ((TREE_CODE (klass) == CLASS_INTERFACE_TYPE
+ || TREE_CODE (klass) == CATEGORY_INTERFACE_TYPE)
&& !comp_proto_with_proto (method, mth, 1))
- error ("duplicate declaration of method %<%c%s%>",
+ error ("duplicate declaration of method %<%c%E%>",
is_class ? '+' : '-',
- IDENTIFIER_POINTER (METHOD_SEL_NAME (mth)));
+ METHOD_SEL_NAME (mth));
}
if (is_class)
instance methods listed in @protocol declarations to
the class hash table, on the assumption that @protocols
may be adopted by root classes or categories. */
- if (TREE_CODE (class) == CATEGORY_INTERFACE_TYPE
- || TREE_CODE (class) == CATEGORY_IMPLEMENTATION_TYPE)
- class = lookup_interface (CLASS_NAME (class));
+ if (TREE_CODE (klass) == CATEGORY_INTERFACE_TYPE
+ || TREE_CODE (klass) == CATEGORY_IMPLEMENTATION_TYPE)
+ klass = lookup_interface (CLASS_NAME (klass));
- if (TREE_CODE (class) == PROTOCOL_INTERFACE_TYPE
- || !CLASS_SUPER_NAME (class))
+ if (TREE_CODE (klass) == PROTOCOL_INTERFACE_TYPE
+ || !CLASS_SUPER_NAME (klass))
add_method_to_hash_list (cls_method_hash_list, method);
}
}
static void
-add_category (tree class, tree category)
+add_category (tree klass, tree category)
{
/* Put categories on list in reverse order. */
- tree cat = lookup_category (class, CLASS_SUPER_NAME (category));
+ tree cat = lookup_category (klass, CLASS_SUPER_NAME (category));
if (cat)
{
- warning (0, "duplicate interface declaration for category %<%s(%s)%>",
- IDENTIFIER_POINTER (CLASS_NAME (class)),
- IDENTIFIER_POINTER (CLASS_SUPER_NAME (category)));
+ warning (0, "duplicate interface declaration for category %<%E(%E)%>",
+ CLASS_NAME (klass),
+ CLASS_SUPER_NAME (category));
}
else
{
- CLASS_CATEGORY_LIST (category) = CLASS_CATEGORY_LIST (class);
- CLASS_CATEGORY_LIST (class) = category;
+ CLASS_CATEGORY_LIST (category) = CLASS_CATEGORY_LIST (klass);
+ CLASS_CATEGORY_LIST (klass) = category;
}
}
/* Called after parsing each instance variable declaration. Necessary to
preserve typedefs and implement public/private...
- PUBLIC is 1 for public, 0 for protected, and 2 for private. */
+ VISIBILITY is 1 for public, 0 for protected, and 2 for private. */
static tree
-add_instance_variable (tree class, int public, tree field_decl)
+add_instance_variable (tree klass, int visibility, tree field_decl)
{
tree field_type = TREE_TYPE (field_decl);
const char *ivar_name = DECL_NAME (field_decl)
- ? IDENTIFIER_POINTER (DECL_NAME (field_decl))
- : "<unnamed>";
+ ? identifier_to_locale (IDENTIFIER_POINTER (DECL_NAME (field_decl)))
+ : _("<unnamed>");
#ifdef OBJCPLUS
if (TREE_CODE (field_type) == REFERENCE_TYPE)
error ("illegal reference type specified for instance variable %qs",
ivar_name);
/* Return class as is without adding this ivar. */
- return class;
+ return klass;
}
#endif
{
error ("instance variable %qs has unknown size", ivar_name);
/* Return class as is without adding this ivar. */
- return class;
+ return klass;
}
#ifdef OBJCPLUS
need to either (1) warn the user about it or (2) generate suitable
constructor/destructor call from '- .cxx_construct' or '- .cxx_destruct'
methods (if '-fobjc-call-cxx-cdtors' was specified). */
- if (IS_AGGR_TYPE (field_type)
+ if (MAYBE_CLASS_TYPE_P (field_type)
&& (TYPE_NEEDS_CONSTRUCTING (field_type)
|| TYPE_HAS_NONTRIVIAL_DESTRUCTOR (field_type)
|| TYPE_POLYMORPHIC_P (field_type)))
{
- const char *type_name = IDENTIFIER_POINTER (OBJC_TYPE_NAME (field_type));
+ tree type_name = OBJC_TYPE_NAME (field_type);
if (flag_objc_call_cxx_cdtors)
{
if (TYPE_NEEDS_CONSTRUCTING (field_type)
&& !TYPE_HAS_DEFAULT_CONSTRUCTOR (field_type))
{
- warning (0, "type %qs has no default constructor to call",
+ warning (0, "type %qE has no default constructor to call",
type_name);
/* If we cannot call a constructor, we should also avoid
calling the destructor, for symmetry. */
if (TYPE_HAS_NONTRIVIAL_DESTRUCTOR (field_type))
- warning (0, "destructor for %qs shall not be run either",
+ warning (0, "destructor for %qE shall not be run either",
type_name);
}
}
{
/* Vtable pointers are Real Bad(tm), since Obj-C cannot
initialize them. */
- error ("type %qs has virtual member functions", type_name);
- error ("illegal aggregate type %qs specified "
+ error ("type %qE has virtual member functions", type_name);
+ error ("illegal aggregate type %qE specified "
"for instance variable %qs",
type_name, ivar_name);
/* Return class as is without adding this ivar. */
- return class;
+ return klass;
}
/* User-defined constructors and destructors are not known to Obj-C
and hence will not be called. This may or may not be a problem. */
if (TYPE_NEEDS_CONSTRUCTING (field_type))
- warning (0, "type %qs has a user-defined constructor", type_name);
+ warning (0, "type %qE has a user-defined constructor", type_name);
if (TYPE_HAS_NONTRIVIAL_DESTRUCTOR (field_type))
- warning (0, "type %qs has a user-defined destructor", type_name);
+ warning (0, "type %qE has a user-defined destructor", type_name);
if (!warn_cxx_ivars)
{
#endif
/* Overload the public attribute, it is not used for FIELD_DECLs. */
- switch (public)
+ switch (visibility)
{
case 0:
TREE_PUBLIC (field_decl) = 0;
}
- CLASS_RAW_IVARS (class) = chainon (CLASS_RAW_IVARS (class), field_decl);
+ CLASS_RAW_IVARS (klass) = chainon (CLASS_RAW_IVARS (klass), field_decl);
- return class;
+ return klass;
}
\f
static tree
{
if (TYPE_HAS_OBJC_INFO (basetype) && TYPE_OBJC_INTERFACE (basetype))
{
- tree class = lookup_interface (OBJC_TYPE_NAME (basetype));
+ tree klass = lookup_interface (OBJC_TYPE_NAME (basetype));
- if (!class)
+ if (!klass)
{
- error ("cannot find interface declaration for %qs",
- IDENTIFIER_POINTER (OBJC_TYPE_NAME (basetype)));
+ error ("cannot find interface declaration for %qE",
+ OBJC_TYPE_NAME (basetype));
return 0;
}
- if ((decl = is_ivar (get_class_ivars (class, true), identifier)))
+ if ((decl = is_ivar (get_class_ivars (klass, true), identifier)))
{
if (TREE_PUBLIC (decl))
return 1;
if (basetype == curtype
|| DERIVED_FROM_P (basetype, curtype))
{
- int private = is_private (decl);
+ int priv = is_private (decl);
- if (private)
- error ("instance variable %qs is declared private",
- IDENTIFIER_POINTER (DECL_NAME (decl)));
+ if (priv)
+ error ("instance variable %qE is declared private",
+ DECL_NAME (decl));
- return !private;
+ return !priv;
}
}
non-@public ivars. We will let this slide for now... */
if (!objc_method_context)
{
- warning (0, "instance variable %qs is %s; "
+ warning (0, "instance variable %qE is %s; "
"this will be a hard error in the future",
- IDENTIFIER_POINTER (identifier),
+ identifier,
TREE_PRIVATE (decl) ? "@private" : "@protected");
return 1;
}
- error ("instance variable %qs is declared %s",
- IDENTIFIER_POINTER (identifier),
+ error ("instance variable %qE is declared %s",
+ identifier,
TREE_PRIVATE (decl) ? "private" : "protected");
return 0;
}
{
if (TREE_CODE (objc_implementation_context)
== CLASS_IMPLEMENTATION_TYPE)
- warning (0, "incomplete implementation of class %qs",
- IDENTIFIER_POINTER (CLASS_NAME (objc_implementation_context)));
+ warning (0, "incomplete implementation of class %qE",
+ CLASS_NAME (objc_implementation_context));
else if (TREE_CODE (objc_implementation_context)
== CATEGORY_IMPLEMENTATION_TYPE)
- warning (0, "incomplete implementation of category %qs",
- IDENTIFIER_POINTER (CLASS_SUPER_NAME (objc_implementation_context)));
+ warning (0, "incomplete implementation of category %qE",
+ CLASS_SUPER_NAME (objc_implementation_context));
first = 0;
}
- warning (0, "method definition for %<%c%s%> not found",
- mtype, IDENTIFIER_POINTER (METHOD_SEL_NAME (chain)));
+ warning (0, "method definition for %<%c%E%> not found",
+ mtype, METHOD_SEL_NAME (chain));
}
chain = TREE_CHAIN (chain);
return first;
}
-/* Check if CLASS, or its superclasses, explicitly conforms to PROTOCOL. */
+/* Check if KLASS, or its superclasses, explicitly conforms to PROTOCOL. */
static int
-conforms_to_protocol (tree class, tree protocol)
+conforms_to_protocol (tree klass, tree protocol)
{
if (TREE_CODE (protocol) == PROTOCOL_INTERFACE_TYPE)
{
- tree p = CLASS_PROTOCOL_LIST (class);
+ tree p = CLASS_PROTOCOL_LIST (klass);
while (p && TREE_VALUE (p) != protocol)
p = TREE_CHAIN (p);
if (!p)
{
- tree super = (CLASS_SUPER_NAME (class)
- ? lookup_interface (CLASS_SUPER_NAME (class))
+ tree super = (CLASS_SUPER_NAME (klass)
+ ? lookup_interface (CLASS_SUPER_NAME (klass))
: NULL_TREE);
int tmp = super ? conforms_to_protocol (super, protocol) : 0;
if (!tmp)
{
if (TREE_CODE (objc_implementation_context)
== CLASS_IMPLEMENTATION_TYPE)
- warning (0, "incomplete implementation of class %qs",
- IDENTIFIER_POINTER
- (CLASS_NAME (objc_implementation_context)));
+ warning (0, "incomplete implementation of class %qE",
+ CLASS_NAME (objc_implementation_context));
else if (TREE_CODE (objc_implementation_context)
== CATEGORY_IMPLEMENTATION_TYPE)
- warning (0, "incomplete implementation of category %qs",
- IDENTIFIER_POINTER
- (CLASS_SUPER_NAME (objc_implementation_context)));
+ warning (0, "incomplete implementation of category %qE",
+ CLASS_SUPER_NAME (objc_implementation_context));
first = 0;
}
- warning (0, "method definition for %<%c%s%> not found",
- mtype, IDENTIFIER_POINTER (METHOD_SEL_NAME (chain)));
+ warning (0, "method definition for %<%c%E%> not found",
+ mtype, METHOD_SEL_NAME (chain));
}
chain = TREE_CHAIN (chain); /* next method... */
with any protocols that P inherits. */
static void
-check_protocol (tree p, const char *type, const char *name)
+check_protocol (tree p, const char *type, tree name)
{
if (TREE_CODE (p) == PROTOCOL_INTERFACE_TYPE)
{
}
if (!f1 || !f2)
- warning (0, "%s %qs does not fully implement the %qs protocol",
- type, name, IDENTIFIER_POINTER (PROTOCOL_NAME (p)));
+ warning (0, "%s %qE does not fully implement the %qE protocol",
+ type, name, PROTOCOL_NAME (p));
}
/* Check protocols recursively. */
in PROTO_LIST. */
static void
-check_protocols (tree proto_list, const char *type, const char *name)
+check_protocols (tree proto_list, const char *type, tree name)
{
for ( ; proto_list; proto_list = TREE_CHAIN (proto_list))
{
start_class (enum tree_code code, tree class_name, tree super_name,
tree protocol_list)
{
- tree class, decl;
+ tree klass, decl;
#ifdef OBJCPLUS
if (current_namespace != global_namespace) {
objc_implementation_context = NULL_TREE;
}
- class = make_node (code);
- TYPE_LANG_SLOT_1 (class) = make_tree_vec (CLASS_LANG_SLOT_ELTS);
+ klass = make_node (code);
+ TYPE_LANG_SLOT_1 (klass) = make_tree_vec (CLASS_LANG_SLOT_ELTS);
/* Check for existence of the super class, if one was specified. Note
that we must have seen an @interface, not just a @class. If we
if (!super || !lookup_interface (super))
{
- error ("cannot find interface declaration for %qs, superclass of %qs",
- IDENTIFIER_POINTER (super ? super : super_name),
- IDENTIFIER_POINTER (class_name));
+ error ("cannot find interface declaration for %qE, superclass of %qE",
+ super ? super : super_name,
+ class_name);
super_name = NULL_TREE;
}
else
super_name = super;
}
- CLASS_NAME (class) = class_name;
- CLASS_SUPER_NAME (class) = super_name;
- CLASS_CLS_METHODS (class) = NULL_TREE;
+ CLASS_NAME (klass) = class_name;
+ CLASS_SUPER_NAME (klass) = super_name;
+ CLASS_CLS_METHODS (klass) = NULL_TREE;
if (! objc_is_class_name (class_name)
&& (decl = lookup_name (class_name)))
{
- error ("%qs redeclared as different kind of symbol",
- IDENTIFIER_POINTER (class_name));
+ error ("%qE redeclared as different kind of symbol",
+ class_name);
error ("previous declaration of %q+D",
decl);
}
for (chain = implemented_classes; chain; chain = TREE_CHAIN (chain))
if (TREE_VALUE (chain) == class_name)
{
- error ("reimplementation of class %qs",
- IDENTIFIER_POINTER (class_name));
+ error ("reimplementation of class %qE",
+ class_name);
return error_mark_node;
}
implemented_classes = tree_cons (NULL_TREE, class_name,
/* Reset for multiple classes per file. */
method_slot = 0;
- objc_implementation_context = class;
+ objc_implementation_context = klass;
/* Lookup the interface for this implementation. */
if (!(implementation_template = lookup_interface (class_name)))
{
- warning (0, "cannot find interface declaration for %qs",
- IDENTIFIER_POINTER (class_name));
+ warning (0, "cannot find interface declaration for %qE",
+ class_name);
add_class (implementation_template = objc_implementation_context,
class_name);
}
&& (super_name != CLASS_SUPER_NAME (implementation_template)))
{
tree previous_name = CLASS_SUPER_NAME (implementation_template);
- const char *const name =
- previous_name ? IDENTIFIER_POINTER (previous_name) : "";
- error ("conflicting super class name %qs",
- IDENTIFIER_POINTER (super_name));
- error ("previous declaration of %qs", name);
+ error ("conflicting super class name %qE",
+ super_name);
+ if (previous_name)
+ error ("previous declaration of %qE", previous_name);
+ else
+ error ("previous declaration");
}
else if (! super_name)
{
if (lookup_interface (class_name))
#ifdef OBJCPLUS
- error ("duplicate interface declaration for class %qs",
+ error ("duplicate interface declaration for class %qE",
#else
- warning (0, "duplicate interface declaration for class %qs",
+ warning (0, "duplicate interface declaration for class %qE",
#endif
- IDENTIFIER_POINTER (class_name));
+ class_name);
else
- add_class (class, class_name);
+ add_class (klass, class_name);
if (protocol_list)
- CLASS_PROTOCOL_LIST (class)
+ CLASS_PROTOCOL_LIST (klass)
= lookup_and_install_protocols (protocol_list);
}
if (!(class_category_is_assoc_with = lookup_interface (class_name)))
{
- error ("cannot find interface declaration for %qs",
- IDENTIFIER_POINTER (class_name));
+ error ("cannot find interface declaration for %qE",
+ class_name);
exit (FATAL_EXIT_CODE);
}
else
- add_category (class_category_is_assoc_with, class);
+ add_category (class_category_is_assoc_with, klass);
if (protocol_list)
- CLASS_PROTOCOL_LIST (class)
+ CLASS_PROTOCOL_LIST (klass)
= lookup_and_install_protocols (protocol_list);
}
/* Reset for multiple classes per file. */
method_slot = 0;
- objc_implementation_context = class;
+ objc_implementation_context = klass;
/* For a category, class_name is really the name of the class that
the following set of methods will be associated with. We must
if (!(implementation_template = lookup_interface (class_name)))
{
- error ("cannot find interface declaration for %qs",
- IDENTIFIER_POINTER (class_name));
+ error ("cannot find interface declaration for %qE",
+ class_name);
exit (FATAL_EXIT_CODE);
}
}
- return class;
+ return klass;
}
static tree
-continue_class (tree class)
+continue_class (tree klass)
{
- if (TREE_CODE (class) == CLASS_IMPLEMENTATION_TYPE
- || TREE_CODE (class) == CATEGORY_IMPLEMENTATION_TYPE)
+ if (TREE_CODE (klass) == CLASS_IMPLEMENTATION_TYPE
+ || TREE_CODE (klass) == CATEGORY_IMPLEMENTATION_TYPE)
{
struct imp_entry *imp_entry;
/* Check consistency of the instance variables. */
- if (CLASS_RAW_IVARS (class))
- check_ivars (implementation_template, class);
+ if (CLASS_RAW_IVARS (klass))
+ check_ivars (implementation_template, klass);
/* code generation */
imp_entry = (struct imp_entry *) ggc_alloc (sizeof (struct imp_entry));
imp_entry->next = imp_list;
- imp_entry->imp_context = class;
+ imp_entry->imp_context = klass;
imp_entry->imp_template = implementation_template;
synth_forward_declarations ();
/* Append to front and increment count. */
imp_list = imp_entry;
- if (TREE_CODE (class) == CLASS_IMPLEMENTATION_TYPE)
+ if (TREE_CODE (klass) == CLASS_IMPLEMENTATION_TYPE)
imp_count++;
else
cat_count++;
return get_class_ivars (implementation_template, true);
}
- else if (TREE_CODE (class) == CLASS_INTERFACE_TYPE)
+ else if (TREE_CODE (klass) == CLASS_INTERFACE_TYPE)
{
#ifdef OBJCPLUS
push_lang_context (lang_name_c);
#endif /* OBJCPLUS */
- build_private_template (class);
+ build_private_template (klass);
#ifdef OBJCPLUS
pop_lang_context ();
/* This is called once we see the "@end" in an interface/implementation. */
static void
-finish_class (tree class)
+finish_class (tree klass)
{
- if (TREE_CODE (class) == CLASS_IMPLEMENTATION_TYPE)
+ if (TREE_CODE (klass) == CLASS_IMPLEMENTATION_TYPE)
{
/* All code generation is done in finish_objc. */
if (CLASS_PROTOCOL_LIST (implementation_template))
check_protocols (CLASS_PROTOCOL_LIST (implementation_template),
"class",
- IDENTIFIER_POINTER (CLASS_NAME (objc_implementation_context)));
+ CLASS_NAME (objc_implementation_context));
}
}
- else if (TREE_CODE (class) == CATEGORY_IMPLEMENTATION_TYPE)
+ else if (TREE_CODE (klass) == CATEGORY_IMPLEMENTATION_TYPE)
{
- tree category = lookup_category (implementation_template, CLASS_SUPER_NAME (class));
+ tree category = lookup_category (implementation_template, CLASS_SUPER_NAME (klass));
if (category)
{
if (CLASS_PROTOCOL_LIST (category))
check_protocols (CLASS_PROTOCOL_LIST (category),
"category",
- IDENTIFIER_POINTER (CLASS_SUPER_NAME (objc_implementation_context)));
+ CLASS_SUPER_NAME (objc_implementation_context));
}
}
}
}
else
{
- warning (0, "duplicate declaration for protocol %qs",
- IDENTIFIER_POINTER (name));
+ warning (0, "duplicate declaration for protocol %qE",
+ name);
}
return protocol;
}
enum tree_code code = TREE_CODE (type);
char c;
+ if (type == error_mark_node)
+ return;
+
if (TYPE_READONLY (type))
obstack_1grow (&util_obstack, 'r');
static void
encode_field_decl (tree field_decl, int curtype, int format)
{
- tree type;
-
#ifdef OBJCPLUS
/* C++ static members, and things that are not fields at all,
should not appear in the encoding. */
return;
#endif
- type = TREE_TYPE (field_decl);
-
/* Generate the bitfield typing information, if needed. Note the difference
between GNU and NeXT runtimes. */
if (DECL_BIT_FIELD_TYPE (field_decl))
objc_push_parm (tree parm)
{
bool relayout_needed = false;
+
+ if (TREE_TYPE (parm) == error_mark_node)
+ {
+ objc_parmlist = chainon (objc_parmlist, parm);
+ return;
+ }
+
/* Decay arrays and functions into pointers. */
if (TREE_CODE (TREE_TYPE (parm)) == ARRAY_TYPE)
{
TREE_CHAIN (parm_info) = NULL_TREE;
parm_info = pushdecl (parm_info);
- finish_decl (parm_info, NULL_TREE, NULL_TREE);
+ finish_decl (parm_info, input_location, NULL_TREE, NULL_TREE, NULL_TREE);
parm_info = next;
}
arg_info = get_parm_info (have_ellipsis);
self_type = objc_object_type;
/* id self; */
- objc_push_parm (build_decl (PARM_DECL, self_id, self_type));
+ objc_push_parm (build_decl (input_location,
+ PARM_DECL, self_id, self_type));
/* SEL _cmd; */
- objc_push_parm (build_decl (PARM_DECL, ucmd_id, objc_selector_type));
+ objc_push_parm (build_decl (input_location,
+ PARM_DECL, ucmd_id, objc_selector_type));
}
/* Transform an Objective-C method definition into a static C function
{
tree type = TREE_VALUE (TREE_TYPE (parmlist)), parm;
- parm = build_decl (PARM_DECL, KEYWORD_ARG_NAME (parmlist), type);
+ parm = build_decl (input_location,
+ PARM_DECL, KEYWORD_ARG_NAME (parmlist), type);
objc_push_parm (parm);
parmlist = TREE_CHAIN (parmlist);
}
really_start_method (objc_method_context, parm_info);
}
-static void
-warn_with_method (const char *message, int mtype, tree method)
-{
- /* Add a readable method name to the warning. */
- warning (0, "%J%s %<%c%s%>", method,
- message, mtype, gen_method_decl (method));
-}
-
/* Return 1 if TYPE1 is equivalent to TYPE2
for purposes of method overloading. */
#endif
)
{
- tree fndecl = build_decl (FUNCTION_DECL, name, type);
+ tree fndecl = build_decl (input_location,
+ FUNCTION_DECL, name, type);
#ifdef OBJCPLUS
DECL_ARGUMENTS (fndecl) = params;
cplus_decl_attributes (&fndecl, attrs, 0);
start_preparsed_function (fndecl, attrs, /*flags=*/SF_DEFAULT);
#else
- struct c_label_context_se *nstack_se;
- struct c_label_context_vm *nstack_vm;
- nstack_se = XOBNEW (&parser_obstack, struct c_label_context_se);
- nstack_se->labels_def = NULL;
- nstack_se->labels_used = NULL;
- nstack_se->next = label_context_stack_se;
- label_context_stack_se = nstack_se;
- nstack_vm = XOBNEW (&parser_obstack, struct c_label_context_vm);
- nstack_vm->labels_def = NULL;
- nstack_vm->labels_used = NULL;
- nstack_vm->scope = 0;
- nstack_vm->next = label_context_stack_vm;
- label_context_stack_vm = nstack_vm;
current_function_returns_value = 0; /* Assume, until we see it does. */
current_function_returns_null = 0;
push_scope ();
declare_parm_level ();
DECL_RESULT (current_function_decl)
- = build_decl (RESULT_DECL, NULL_TREE,
+ = build_decl (input_location,
+ RESULT_DECL, NULL_TREE,
TREE_TYPE (TREE_TYPE (current_function_decl)));
DECL_ARTIFICIAL (DECL_RESULT (current_function_decl)) = 1;
DECL_IGNORED_P (DECL_RESULT (current_function_decl)) = 1;
{
if (!comp_proto_with_proto (method, proto, 1))
{
- char type = (TREE_CODE (method) == INSTANCE_METHOD_DECL ? '-' : '+');
-
- warn_with_method ("conflicting types for", type, method);
- warn_with_method ("previous declaration of", type, proto);
+ bool type = TREE_CODE (method) == INSTANCE_METHOD_DECL;
+
+ warning_at (DECL_SOURCE_LOCATION (method), 0,
+ "conflicting types for %<%c%s%>",
+ (type ? '-' : '+'),
+ identifier_to_locale (gen_method_decl (method)));
+ inform (DECL_SOURCE_LOCATION (proto),
+ "previous declaration of %<%c%s%>",
+ (type ? '-' : '+'),
+ identifier_to_locale (gen_method_decl (proto)));
}
}
else
if (!UOBJC_SUPER_decl)
{
- UOBJC_SUPER_decl = build_decl (VAR_DECL, get_identifier (TAG_SUPER),
+ UOBJC_SUPER_decl = build_decl (input_location,
+ VAR_DECL, get_identifier (TAG_SUPER),
objc_super_template);
/* This prevents `unused variable' warnings when compiling with -Wall. */
TREE_USED (UOBJC_SUPER_decl) = 1;
lang_hooks.decls.pushdecl (UOBJC_SUPER_decl);
- finish_decl (UOBJC_SUPER_decl, NULL_TREE, NULL_TREE);
+ finish_decl (UOBJC_SUPER_decl, input_location, NULL_TREE, NULL_TREE,
+ NULL_TREE);
UOBJC_SUPER_scope = objc_get_current_scope ();
}
/* Set receiver to self. */
super_expr = objc_build_component_ref (UOBJC_SUPER_decl, self_id);
- super_expr = build_modify_expr (super_expr, NOP_EXPR, self_decl);
+ super_expr = build_modify_expr (input_location, super_expr, NULL_TREE,
+ NOP_EXPR, input_location, self_decl,
+ NULL_TREE);
super_expr_list = super_expr;
/* Set class to begin searching. */
/* [_cls, __cls]Super are "pre-built" in
synth_forward_declarations. */
- super_expr = build_modify_expr (super_expr, NOP_EXPR,
+ super_expr = build_modify_expr (input_location, super_expr,
+ NULL_TREE, NOP_EXPR,
+ input_location,
((TREE_CODE (objc_method_context)
== INSTANCE_METHOD_DECL)
? ucls_super_ref
- : uucls_super_ref));
+ : uucls_super_ref),
+ NULL_TREE);
}
else
/* Barf if super used in a category of Object. */
if (!super_name)
{
- error ("no super class declared in interface for %qs",
- IDENTIFIER_POINTER (CLASS_NAME (implementation_template)));
+ error ("no super class declared in interface for %qE",
+ CLASS_NAME (implementation_template));
return error_mark_node;
}
"isa" is the first ivar in a class (which it must be). */
super_class
= build_indirect_ref
- (build_c_cast (build_pointer_type (objc_class_type),
- super_class), "unary *");
+ (input_location,
+ build_c_cast (input_location,
+ build_pointer_type (objc_class_type),
+ super_class), RO_UNARY_STAR);
}
else
{
assemble_external (super_class);
super_class
= build_function_call
- (super_class,
+ (input_location,
+ super_class,
build_tree_list
(NULL_TREE,
my_build_string_pointer
}
super_expr
- = build_modify_expr (super_expr, NOP_EXPR,
- build_c_cast (TREE_TYPE (super_expr),
- super_class));
+ = build_modify_expr (input_location, super_expr, NULL_TREE,
+ NOP_EXPR,
+ input_location,
+ build_c_cast (input_location,
+ TREE_TYPE (super_expr),
+ super_class),
+ NULL_TREE);
}
- super_expr_list = build_compound_expr (super_expr_list, super_expr);
+ super_expr_list = build_compound_expr (input_location,
+ super_expr_list, super_expr);
- super_expr = build_unary_op (ADDR_EXPR, UOBJC_SUPER_decl, 0);
- super_expr_list = build_compound_expr (super_expr_list, super_expr);
+ super_expr = build_unary_op (input_location,
+ ADDR_EXPR, UOBJC_SUPER_decl, 0);
+ super_expr_list = build_compound_expr (input_location,
+ super_expr_list, super_expr);
return super_expr_list;
}
/* We cannot validly inline ObjC methods, at least not without a language
extension to declare that a method need not be dynamically
dispatched, so suppress all thoughts of doing so. */
- DECL_INLINE (fndecl) = 0;
DECL_UNINLINABLE (fndecl) = 1;
#ifndef OBJCPLUS
warning (0, "method possibly missing a [super dealloc] call");
}
-#if 0
-int
-lang_report_error_function (tree decl)
-{
- if (objc_method_context)
- {
- fprintf (stderr, "In method %qs\n",
- IDENTIFIER_POINTER (METHOD_SEL_NAME (objc_method_context)));
- return 1;
- }
-
- else
- return 0;
-}
-#endif
-
/* Given a tree DECL node, produce a printable description of it in the given
buffer, overwriting the buffer. */
#endif
/* Make a decl for this name, so we can use its address in a tree. */
- decl = build_decl (VAR_DECL, get_identifier (string), char_type_node);
+ decl = build_decl (input_location,
+ VAR_DECL, get_identifier (string), char_type_node);
DECL_EXTERNAL (decl) = 1;
TREE_PUBLIC (decl) = 1;
sprintf (string, "%sobjc_class_ref_%s",
(flag_next_runtime ? "." : "__"), name);
exp = build1 (ADDR_EXPR, string_type_node, decl);
- decl = build_decl (VAR_DECL, get_identifier (string), string_type_node);
+ decl = build_decl (input_location,
+ VAR_DECL, get_identifier (string), string_type_node);
DECL_INITIAL (decl) = exp;
TREE_STATIC (decl) = 1;
TREE_USED (decl) = 1;
tree decl, init;
init = build_int_cst (c_common_type_for_size (BITS_PER_WORD, 1), 0);
- decl = build_decl (VAR_DECL, get_identifier (string), TREE_TYPE (init));
+ decl = build_decl (input_location,
+ VAR_DECL, get_identifier (string), TREE_TYPE (init));
TREE_PUBLIC (decl) = 1;
TREE_READONLY (decl) = 1;
TREE_USED (decl) = 1;
&& !DECL_FILE_SCOPE_P (other))
#endif
{
- warning (0, "local declaration of %qs hides instance variable",
- IDENTIFIER_POINTER (id));
+ warning (0, "local declaration of %qE hides instance variable",
+ id);
return other;
}
needs to be done if we are calling a function through a cast. */
tree
-objc_rewrite_function_call (tree function, tree params)
+objc_rewrite_function_call (tree function, tree first_param)
{
if (TREE_CODE (function) == NOP_EXPR
&& TREE_CODE (TREE_OPERAND (function, 0)) == ADDR_EXPR
{
function = build3 (OBJ_TYPE_REF, TREE_TYPE (function),
TREE_OPERAND (function, 0),
- TREE_VALUE (params), size_zero_node);
+ first_param, size_zero_node);
}
return function;
a function in OBJ_TYPE_REF_EXPR (presumably objc_msgSend or one
of its cousins). */
-enum gimplify_status
-objc_gimplify_expr (tree *expr_p, tree *pre_p, tree *post_p)
+int
+objc_gimplify_expr (tree *expr_p, gimple_seq *pre_p, gimple_seq *post_p)
{
enum gimplify_status r0, r1;
if (TREE_CODE (*expr_p) == OBJ_TYPE_REF
}
#ifdef OBJCPLUS
- return cp_gimplify_expr (expr_p, pre_p, post_p);
+ return (enum gimplify_status) cp_gimplify_expr (expr_p, pre_p, post_p);
#else
- return c_gimplify_expr (expr_p, pre_p, post_p);
+ return (enum gimplify_status) c_gimplify_expr (expr_p, pre_p, post_p);
#endif
}
-/* Given a CALL expression, find the function being called. The ObjC
- version looks for the OBJ_TYPE_REF_EXPR which is used for objc_msgSend. */
-
-tree
-objc_get_callee_fndecl (tree call_expr)
-{
- tree addr = CALL_EXPR_FN (call_expr);
- if (TREE_CODE (addr) != OBJ_TYPE_REF)
- return 0;
-
- addr = OBJ_TYPE_REF_EXPR (addr);
-
- /* If the address is just `&f' for some function `f', then we know
- that `f' is being called. */
- if (TREE_CODE (addr) == ADDR_EXPR
- && TREE_CODE (TREE_OPERAND (addr, 0)) == FUNCTION_DECL)
- return TREE_OPERAND (addr, 0);
-
- return 0;
-}
-
#include "gt-objc-objc-act.h"
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