/* Subroutines common to both C and C++ pretty-printers.
- Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+ Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+ Free Software Foundation, Inc.
Contributed by Gabriel Dos Reis <gdr@integrable-solutions.net>
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) any later
+Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA. */
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "tm.h"
#include "real.h"
+#include "fixed-value.h"
#include "c-pretty-print.h"
#include "c-tree.h"
+#include "tree-iterator.h"
+#include "diagnostic.h"
/* The pretty-printer code is primarily designed to closely follow
(GNU) C and C++ grammars. That is to be contrasted with spaghetti
takes expression or declaration contexts into account. */
-#define pp_c_whitespace(PP) \
- do { \
- pp_space (PP); \
- pp_base (PP)->padding = pp_none; \
- } while (0)
#define pp_c_maybe_whitespace(PP) \
do { \
if (pp_base (PP)->padding == pp_before) \
pp_c_whitespace (PP); \
} while (0)
-#define pp_c_left_paren(PP) \
- do { \
- pp_left_paren (PP); \
- pp_base (PP)->padding = pp_none; \
- } while (0)
-
-#define pp_c_right_paren(PP) \
- do { \
- pp_right_paren (PP); \
- pp_base (PP)->padding = pp_none; \
- } while (0)
-
-#define pp_c_left_brace(PP) \
- do { \
- pp_left_brace (PP); \
- pp_base (PP)->padding = pp_none; \
- } while (0)
-
-#define pp_c_right_brace(PP) \
- do { \
- pp_right_brace (PP); \
- pp_base (PP)->padding = pp_none; \
- } while (0)
-
-#define pp_c_left_bracket(PP) \
- do { \
- pp_left_bracket (PP); \
- pp_base (PP)->padding = pp_none; \
- } while (0)
-
-#define pp_c_right_bracket(PP) \
- do { \
- pp_right_bracket (PP); \
- pp_base (PP)->padding = pp_none; \
- } while (0)
-
-#define pp_c_arrow(PP) \
- do { \
- pp_arrow (PP); \
- pp_base (PP)->padding = pp_none; \
- } while (0)
-
-#define pp_c_star(PP) \
- do { \
- pp_star (PP); \
- pp_base (PP)->padding = pp_none; \
- } while (0)
-
-#define pp_c_dot(PP) \
- do { \
- pp_dot (PP); \
- pp_base (PP)->padding = pp_none; \
- } while (0)
-
-#define pp_c_semicolon(PP) \
- do { \
- pp_semicolon (PP); \
- pp_base (PP)->padding = pp_none; \
- } while (0)
-
/* literal */
-static void pp_c_char (c_pretty_printer, int);
-static void pp_c_primary_expression (c_pretty_printer, tree);
+static void pp_c_char (c_pretty_printer *, int);
/* postfix-expression */
-static void pp_c_initializer_list (c_pretty_printer, tree);
-
-static void pp_c_multiplicative_expression (c_pretty_printer, tree);
-static void pp_c_additive_expression (c_pretty_printer, tree);
-static void pp_c_shift_expression (c_pretty_printer, tree);
-static void pp_c_relational_expression (c_pretty_printer, tree);
-static void pp_c_equality_expression (c_pretty_printer, tree);
-static void pp_c_and_expression (c_pretty_printer, tree);
-static void pp_c_exclusive_or_expression (c_pretty_printer, tree);
-static void pp_c_inclusive_or_expression (c_pretty_printer, tree);
-static void pp_c_logical_and_expression (c_pretty_printer, tree);
-static void pp_c_conditional_expression (c_pretty_printer, tree);
-static void pp_c_assignment_expression (c_pretty_printer, tree);
+static void pp_c_initializer_list (c_pretty_printer *, tree);
+static void pp_c_brace_enclosed_initializer_list (c_pretty_printer *, tree);
+
+static void pp_c_multiplicative_expression (c_pretty_printer *, tree);
+static void pp_c_additive_expression (c_pretty_printer *, tree);
+static void pp_c_shift_expression (c_pretty_printer *, tree);
+static void pp_c_relational_expression (c_pretty_printer *, tree);
+static void pp_c_equality_expression (c_pretty_printer *, tree);
+static void pp_c_and_expression (c_pretty_printer *, tree);
+static void pp_c_exclusive_or_expression (c_pretty_printer *, tree);
+static void pp_c_inclusive_or_expression (c_pretty_printer *, tree);
+static void pp_c_logical_and_expression (c_pretty_printer *, tree);
+static void pp_c_conditional_expression (c_pretty_printer *, tree);
+static void pp_c_assignment_expression (c_pretty_printer *, tree);
/* declarations. */
-static void pp_c_declaration_specifiers (c_pretty_printer, tree);
-static void pp_c_direct_abstract_declarator (c_pretty_printer, tree);
-static void pp_c_init_declarator (c_pretty_printer, tree);
-static void pp_c_simple_type_specifier (c_pretty_printer, tree);
-static void pp_c_parameter_declaration (c_pretty_printer, tree);
-static void pp_c_storage_class_specifier (c_pretty_printer, tree);
-static void pp_c_function_specifier (c_pretty_printer, tree);
-
\f
-/* Declarations. */
+/* Helper functions. */
+
+void
+pp_c_whitespace (c_pretty_printer *pp)
+{
+ pp_space (pp);
+ pp_base (pp)->padding = pp_none;
+}
+
+void
+pp_c_left_paren (c_pretty_printer *pp)
+{
+ pp_left_paren (pp);
+ pp_base (pp)->padding = pp_none;
+}
+
+void
+pp_c_right_paren (c_pretty_printer *pp)
+{
+ pp_right_paren (pp);
+ pp_base (pp)->padding = pp_none;
+}
+
+void
+pp_c_left_brace (c_pretty_printer *pp)
+{
+ pp_left_brace (pp);
+ pp_base (pp)->padding = pp_none;
+}
+
+void
+pp_c_right_brace (c_pretty_printer *pp)
+{
+ pp_right_brace (pp);
+ pp_base (pp)->padding = pp_none;
+}
+
+void
+pp_c_left_bracket (c_pretty_printer *pp)
+{
+ pp_left_bracket (pp);
+ pp_base (pp)->padding = pp_none;
+}
+
+void
+pp_c_right_bracket (c_pretty_printer *pp)
+{
+ pp_right_bracket (pp);
+ pp_base (pp)->padding = pp_none;
+}
+
+void
+pp_c_dot (c_pretty_printer *pp)
+{
+ pp_dot (pp);
+ pp_base (pp)->padding = pp_none;
+}
+
+void
+pp_c_ampersand (c_pretty_printer *pp)
+{
+ pp_ampersand (pp);
+ pp_base (pp)->padding = pp_none;
+}
+
+void
+pp_c_star (c_pretty_printer *pp)
+{
+ pp_star (pp);
+ pp_base (pp)->padding = pp_none;
+}
+
+void
+pp_c_arrow (c_pretty_printer *pp)
+{
+ pp_arrow (pp);
+ pp_base (pp)->padding = pp_none;
+}
+
+void
+pp_c_semicolon (c_pretty_printer *pp)
+{
+ pp_semicolon (pp);
+ pp_base (pp)->padding = pp_none;
+}
+
+void
+pp_c_complement (c_pretty_printer *pp)
+{
+ pp_complement (pp);
+ pp_base (pp)->padding = pp_none;
+}
+
+void
+pp_c_exclamation (c_pretty_printer *pp)
+{
+ pp_exclamation (pp);
+ pp_base (pp)->padding = pp_none;
+}
+
+/* Print out the external representation of CV-QUALIFIER. */
static void
-pp_c_cv_qualifier (c_pretty_printer pp, const char *cv)
+pp_c_cv_qualifier (c_pretty_printer *pp, const char *cv)
{
const char *p = pp_last_position_in_text (pp);
- if (p != NULL && *p == '*')
+ /* The C programming language does not have references, but it is much
+ simpler to handle those here rather than going through the same
+ logic in the C++ pretty-printer. */
+ if (p != NULL && (*p == '*' || *p == '&'))
pp_c_whitespace (pp);
pp_c_identifier (pp, cv);
}
+/* Pretty-print T using the type-cast notation '( type-name )'. */
+
+static void
+pp_c_type_cast (c_pretty_printer *pp, tree t)
+{
+ pp_c_left_paren (pp);
+ pp_type_id (pp, t);
+ pp_c_right_paren (pp);
+}
+
+/* We're about to pretty-print a pointer type as indicated by T.
+ Output a whitespace, if needed, preparing for subsequent output. */
+
+void
+pp_c_space_for_pointer_operator (c_pretty_printer *pp, tree t)
+{
+ if (POINTER_TYPE_P (t))
+ {
+ tree pointee = strip_pointer_operator (TREE_TYPE (t));
+ if (TREE_CODE (pointee) != ARRAY_TYPE
+ && TREE_CODE (pointee) != FUNCTION_TYPE)
+ pp_c_whitespace (pp);
+ }
+}
+
+\f
+/* Declarations. */
+
/* C++ cv-qualifiers are called type-qualifiers in C. Print out the
cv-qualifiers of T. If T is a declaration then it is the cv-qualifier
of its type. Take care of possible extensions.
- cv-qualifier:
+
+ type-qualifier-list:
+ type-qualifier
+ type-qualifier-list type-qualifier
+
+ type-qualifier:
const
- volatile
- restrict
- __restrict__ */
+ restrict -- C99
+ __restrict__ -- GNU C
+ volatile */
+
void
-pp_c_type_qualifier_list (c_pretty_printer pp, tree t)
+pp_c_type_qualifier_list (c_pretty_printer *pp, tree t)
{
- int qualifiers;
-
+ int qualifiers;
+
+ if (!t || t == error_mark_node)
+ return;
+
if (!TYPE_P (t))
t = TREE_TYPE (t);
/* pointer:
* type-qualifier-list(opt)
* type-qualifier-list(opt) pointer */
+
static void
-pp_c_pointer (c_pretty_printer pp, tree t)
+pp_c_pointer (c_pretty_printer *pp, tree t)
{
if (!TYPE_P (t) && TREE_CODE (t) != TYPE_DECL)
t = TREE_TYPE (t);
switch (TREE_CODE (t))
{
case POINTER_TYPE:
+ /* It is easier to handle C++ reference types here. */
+ case REFERENCE_TYPE:
if (TREE_CODE (TREE_TYPE (t)) == POINTER_TYPE)
- pp_c_pointer (pp, TREE_TYPE (t));
- pp_c_star (pp);
+ pp_c_pointer (pp, TREE_TYPE (t));
+ if (TREE_CODE (t) == POINTER_TYPE)
+ pp_c_star (pp);
+ else
+ pp_c_ampersand (pp);
pp_c_type_qualifier_list (pp, t);
break;
+ /* ??? This node is now in GENERIC and so shouldn't be here. But
+ we'll fix that later. */
+ case DECL_EXPR:
+ pp_declaration (pp, DECL_EXPR_DECL (t));
+ pp_needs_newline (pp) = true;
+ break;
+
default:
pp_unsupported_tree (pp, t);
}
}
-/*
- simple-type-specifier:
- void
- char
- short
- int
- long
- float
- double
- signed
- unsigned
- _Bool -- C99
- _Complex -- C99
- _Imaginary -- C99
- typedef-name.
+/* type-specifier:
+ void
+ char
+ short
+ int
+ long
+ float
+ double
+ signed
+ unsigned
+ _Bool -- C99
+ _Complex -- C99
+ _Imaginary -- C99
+ struct-or-union-specifier
+ enum-specifier
+ typedef-name.
GNU extensions.
simple-type-specifier:
__complex__
__vector__ */
-static void
-pp_c_simple_type_specifier (c_pretty_printer ppi, tree t)
-{
- enum tree_code code;
- if (DECL_P (t) && TREE_CODE (t) != TYPE_DECL)
- t = TREE_TYPE (t);
-
- code = TREE_CODE (t);
+void
+pp_c_type_specifier (c_pretty_printer *pp, tree t)
+{
+ const enum tree_code code = TREE_CODE (t);
switch (code)
{
case ERROR_MARK:
- pp_c_identifier (ppi, "<type-error>");
+ pp_c_identifier (pp, "<type-error>");
break;
-#if 0
- case UNKNOWN_TYPE:
- pp_c_identifier (ppi, "<unkown-type>");
- break;
-#endif
-
case IDENTIFIER_NODE:
- pp_c_tree_identifier (ppi, t);
+ pp_c_tree_decl_identifier (pp, t);
break;
case VOID_TYPE:
case BOOLEAN_TYPE:
- case CHAR_TYPE:
case INTEGER_TYPE:
case REAL_TYPE:
- pp_c_simple_type_specifier (ppi, TYPE_NAME (t));
- break;
-
- case COMPLEX_TYPE:
- case VECTOR_TYPE:
- pp_c_simple_type_specifier (ppi, TYPE_MAIN_VARIANT (TREE_TYPE (t)));
- if (code == COMPLEX_TYPE)
- pp_c_identifier (ppi, flag_isoc99 ? "_Complex" : "__complex__");
- else if (code == VECTOR_TYPE)
- pp_c_identifier (ppi, "__vector__");
+ case FIXED_POINT_TYPE:
+ if (TYPE_NAME (t))
+ {
+ t = TYPE_NAME (t);
+ pp_c_type_specifier (pp, t);
+ }
+ else
+ {
+ int prec = TYPE_PRECISION (t);
+ if (ALL_FIXED_POINT_MODE_P (TYPE_MODE (t)))
+ t = c_common_type_for_mode (TYPE_MODE (t), TYPE_SATURATING (t));
+ else
+ t = c_common_type_for_mode (TYPE_MODE (t), TYPE_UNSIGNED (t));
+ if (TYPE_NAME (t))
+ {
+ pp_c_type_specifier (pp, t);
+ if (TYPE_PRECISION (t) != prec)
+ {
+ pp_string (pp, ":");
+ pp_decimal_int (pp, prec);
+ }
+ }
+ else
+ {
+ switch (code)
+ {
+ case INTEGER_TYPE:
+ pp_string (pp, (TYPE_UNSIGNED (t)
+ ? "<unnamed-unsigned:"
+ : "<unnamed-signed:"));
+ break;
+ case REAL_TYPE:
+ pp_string (pp, "<unnamed-float:");
+ break;
+ case FIXED_POINT_TYPE:
+ pp_string (pp, "<unnamed-fixed:");
+ break;
+ default:
+ gcc_unreachable ();
+ }
+ pp_decimal_int (pp, prec);
+ pp_string (pp, ">");
+ }
+ }
break;
case TYPE_DECL:
if (DECL_NAME (t))
- pp_id_expression (ppi, t);
+ pp_id_expression (pp, t);
else
- pp_c_identifier (ppi, "<typedef-error>");
+ pp_c_identifier (pp, "<typedef-error>");
break;
case UNION_TYPE:
case RECORD_TYPE:
case ENUMERAL_TYPE:
if (code == UNION_TYPE)
- pp_c_identifier (ppi, "union");
+ pp_c_identifier (pp, "union");
else if (code == RECORD_TYPE)
- pp_c_identifier (ppi, "struct");
+ pp_c_identifier (pp, "struct");
else if (code == ENUMERAL_TYPE)
- pp_c_identifier (ppi, "enum");
+ pp_c_identifier (pp, "enum");
else
- pp_c_identifier (ppi, "<tag-error>");
+ pp_c_identifier (pp, "<tag-error>");
if (TYPE_NAME (t))
- pp_id_expression (ppi, TYPE_NAME (t));
+ pp_id_expression (pp, TYPE_NAME (t));
else
- pp_c_identifier (ppi, "<anonymous>");
- break;
-
- case POINTER_TYPE:
- case ARRAY_TYPE:
- case FUNCTION_TYPE:
- pp_c_simple_type_specifier (ppi, TREE_TYPE (t));
+ pp_c_identifier (pp, "<anonymous>");
break;
default:
- pp_unsupported_tree (ppi, t);
+ pp_unsupported_tree (pp, t);
break;
}
}
/* specifier-qualifier-list:
type-specifier specifier-qualifier-list-opt
- cv-qualifier specifier-qualifier-list-opt
+ type-qualifier specifier-qualifier-list-opt
Implementation note: Because of the non-linearities in array or
specifier-qualifier-list of such entities or types of such entities,
but also the 'pointer' production part of their declarators. The
remaining part is done by pp_declarator or pp_c_abstract_declarator. */
+
void
-pp_c_specifier_qualifier_list (c_pretty_printer pp, tree t)
+pp_c_specifier_qualifier_list (c_pretty_printer *pp, tree t)
{
+ const enum tree_code code = TREE_CODE (t);
+
if (TREE_CODE (t) != POINTER_TYPE)
pp_c_type_qualifier_list (pp, t);
- switch (TREE_CODE (t))
+ switch (code)
{
+ case REFERENCE_TYPE:
case POINTER_TYPE:
{
- /* Get the types-specifier of this type. */
- tree pointee = TREE_TYPE (t);
- while (TREE_CODE (pointee) == POINTER_TYPE)
- pointee = TREE_TYPE (pointee);
- pp_c_specifier_qualifier_list (pp, pointee);
- if (TREE_CODE (pointee) == ARRAY_TYPE
- || TREE_CODE (pointee) == FUNCTION_TYPE)
- {
- pp_c_whitespace (pp);
- pp_c_left_paren (pp);
- }
- pp_c_pointer (pp, t);
- if (TREE_CODE (pointee) != FUNCTION_TYPE
- && TREE_CODE (pointee) != ARRAY_TYPE)
- pp_c_whitespace (pp);
+ /* Get the types-specifier of this type. */
+ tree pointee = strip_pointer_operator (TREE_TYPE (t));
+ pp_c_specifier_qualifier_list (pp, pointee);
+ if (TREE_CODE (pointee) == ARRAY_TYPE
+ || TREE_CODE (pointee) == FUNCTION_TYPE)
+ {
+ pp_c_whitespace (pp);
+ pp_c_left_paren (pp);
+ }
+ else if (!c_dialect_cxx ())
+ pp_c_whitespace (pp);
+ pp_ptr_operator (pp, t);
}
break;
case VECTOR_TYPE:
case COMPLEX_TYPE:
pp_c_specifier_qualifier_list (pp, TREE_TYPE (t));
- pp_space (pp);
- pp_c_simple_type_specifier (pp, t);
+ if (code == COMPLEX_TYPE)
+ pp_c_identifier (pp, flag_isoc99 ? "_Complex" : "__complex__");
+ else if (code == VECTOR_TYPE)
+ pp_c_identifier (pp, "__vector__");
break;
default:
- pp_c_simple_type_specifier (pp, t);
+ pp_simple_type_specifier (pp, t);
break;
}
}
parameter-declaration:
declaration-specifiers declarator
declaration-specifiers abstract-declarator(opt) */
-static void
-pp_c_parameter_type_list (c_pretty_printer pp, tree t)
+
+void
+pp_c_parameter_type_list (c_pretty_printer *pp, tree t)
{
+ bool want_parm_decl = DECL_P (t) && !(pp->flags & pp_c_flag_abstract);
+ tree parms = want_parm_decl ? DECL_ARGUMENTS (t) : TYPE_ARG_TYPES (t);
pp_c_left_paren (pp);
- if (t == void_list_node)
+ if (parms == void_list_node)
pp_c_identifier (pp, "void");
else
{
bool first = true;
- bool want_parm_decl = t && DECL_P (t);
- for ( ; t != NULL && t != void_list_node; t = TREE_CHAIN (t))
- {
- if (!first)
- pp_separate_with (pp, ',');
- first = false;
- pp_declaration_specifiers (pp, want_parm_decl ? t : TREE_VALUE (t));
- if (want_parm_decl)
- pp_declarator (pp, t);
- else
- pp_abstract_declarator (pp, TREE_VALUE (t));
- }
+ for ( ; parms && parms != void_list_node; parms = TREE_CHAIN (parms))
+ {
+ if (!first)
+ pp_separate_with (pp, ',');
+ first = false;
+ pp_declaration_specifiers
+ (pp, want_parm_decl ? parms : TREE_VALUE (parms));
+ if (want_parm_decl)
+ pp_declarator (pp, parms);
+ else
+ pp_abstract_declarator (pp, TREE_VALUE (parms));
+ }
}
pp_c_right_paren (pp);
}
/* abstract-declarator:
pointer
pointer(opt) direct-abstract-declarator */
-static inline void
-pp_c_abstract_declarator (c_pretty_printer pp, tree t)
+
+static void
+pp_c_abstract_declarator (c_pretty_printer *pp, tree t)
{
if (TREE_CODE (t) == POINTER_TYPE)
{
if (TREE_CODE (TREE_TYPE (t)) == ARRAY_TYPE
- || TREE_CODE (TREE_TYPE (t)) == FUNCTION_TYPE)
- pp_c_right_paren (pp);
+ || TREE_CODE (TREE_TYPE (t)) == FUNCTION_TYPE)
+ pp_c_right_paren (pp);
t = TREE_TYPE (t);
}
- pp_c_direct_abstract_declarator (pp, t);
+ pp_direct_abstract_declarator (pp, t);
}
/* direct-abstract-declarator:
direct-abstract-declarator(opt) [ assignment-expression(opt) ]
direct-abstract-declarator(opt) [ * ]
direct-abstract-declarator(opt) ( parameter-type-list(opt) ) */
-static void
-pp_c_direct_abstract_declarator (c_pretty_printer pp, tree t)
+
+void
+pp_c_direct_abstract_declarator (c_pretty_printer *pp, tree t)
{
switch (TREE_CODE (t))
{
case POINTER_TYPE:
- pp_c_abstract_declarator (pp, t);
+ pp_abstract_declarator (pp, t);
break;
-
+
case FUNCTION_TYPE:
- pp_c_parameter_type_list (pp, TYPE_ARG_TYPES (t));
- pp_c_direct_abstract_declarator (pp, TREE_TYPE (t));
+ pp_c_parameter_type_list (pp, t);
+ pp_direct_abstract_declarator (pp, TREE_TYPE (t));
break;
case ARRAY_TYPE:
pp_c_left_bracket (pp);
- if (TYPE_DOMAIN (t))
- pp_c_expression (pp, TYPE_MAX_VALUE (TYPE_DOMAIN (t)));
+ if (TYPE_DOMAIN (t) && TYPE_MAX_VALUE (TYPE_DOMAIN (t)))
+ {
+ tree maxval = TYPE_MAX_VALUE (TYPE_DOMAIN (t));
+ tree type = TREE_TYPE (maxval);
+
+ if (host_integerp (maxval, 0))
+ pp_wide_integer (pp, tree_low_cst (maxval, 0) + 1);
+ else
+ pp_expression (pp, fold_build2 (PLUS_EXPR, type, maxval,
+ build_int_cst (type, 1)));
+ }
pp_c_right_bracket (pp);
- pp_c_direct_abstract_declarator (pp, TREE_TYPE (t));
+ pp_direct_abstract_declarator (pp, TREE_TYPE (t));
break;
case IDENTIFIER_NODE:
case BOOLEAN_TYPE:
case INTEGER_TYPE:
case REAL_TYPE:
+ case FIXED_POINT_TYPE:
case ENUMERAL_TYPE:
case RECORD_TYPE:
case UNION_TYPE:
case COMPLEX_TYPE:
case TYPE_DECL:
break;
-
+
default:
pp_unsupported_tree (pp, t);
break;
}
}
+/* type-name:
+ specifier-qualifier-list abstract-declarator(opt) */
+
void
-pp_c_type_id (c_pretty_printer ppi, tree t)
+pp_c_type_id (c_pretty_printer *pp, tree t)
{
- pp_c_specifier_qualifier_list (ppi, t);
- pp_abstract_declarator (ppi, t);
+ pp_c_specifier_qualifier_list (pp, t);
+ pp_abstract_declarator (pp, t);
}
-static inline void
-pp_c_storage_class_specifier (c_pretty_printer pp, tree t)
+/* storage-class-specifier:
+ typedef
+ extern
+ static
+ auto
+ register */
+
+void
+pp_c_storage_class_specifier (c_pretty_printer *pp, tree t)
{
if (TREE_CODE (t) == TYPE_DECL)
pp_c_identifier (pp, "typedef");
else if (DECL_P (t))
{
if (DECL_REGISTER (t))
- pp_c_identifier (pp, "register");
+ pp_c_identifier (pp, "register");
else if (TREE_STATIC (t) && TREE_CODE (t) == VAR_DECL)
- pp_c_identifier (pp, "static");
+ pp_c_identifier (pp, "static");
}
}
-static inline void
-pp_c_function_specifier (c_pretty_printer pp, tree t)
+/* function-specifier:
+ inline */
+
+void
+pp_c_function_specifier (c_pretty_printer *pp, tree t)
{
if (TREE_CODE (t) == FUNCTION_DECL && DECL_DECLARED_INLINE_P (t))
pp_c_identifier (pp, "inline");
type-specifier declaration-specifiers(opt)
type-qualifier declaration-specifiers(opt)
function-specifier declaration-specifiers(opt) */
-static inline void
-pp_c_declaration_specifiers (c_pretty_printer pp, tree t)
+
+void
+pp_c_declaration_specifiers (c_pretty_printer *pp, tree t)
{
pp_storage_class_specifier (pp, t);
pp_function_specifier (pp, t);
( declarator )
direct-declarator [ type-qualifier-list(opt) assignment-expression(opt) ]
direct-declarator [ static type-qualifier-list(opt) assignment-expression(opt)]
- direct-declarator [ type-qualifier-list static assignment-exression ]
+ direct-declarator [ type-qualifier-list static assignment-expression ]
direct-declarator [ type-qualifier-list * ]
- direct-declaratpr ( parameter-type-list )
+ direct-declarator ( parameter-type-list )
direct-declarator ( identifier-list(opt) ) */
+
void
-pp_c_direct_declarator (c_pretty_printer pp, tree t)
+pp_c_direct_declarator (c_pretty_printer *pp, tree t)
{
switch (TREE_CODE (t))
{
case TYPE_DECL:
case FIELD_DECL:
case LABEL_DECL:
- pp_c_tree_identifier (pp, DECL_NAME (t));
+ pp_c_space_for_pointer_operator (pp, TREE_TYPE (t));
+ pp_c_tree_decl_identifier (pp, t);
+ break;
+
case ARRAY_TYPE:
case POINTER_TYPE:
pp_abstract_declarator (pp, TREE_TYPE (t));
break;
case FUNCTION_TYPE:
- pp_c_parameter_type_list (pp, TYPE_ARG_TYPES (t));
- pp_c_abstract_declarator (pp, TREE_TYPE (t));
+ pp_parameter_list (pp, t);
+ pp_abstract_declarator (pp, TREE_TYPE (t));
break;
case FUNCTION_DECL:
- pp_c_tree_identifier (pp, DECL_NAME (t));
+ pp_c_space_for_pointer_operator (pp, TREE_TYPE (TREE_TYPE (t)));
+ pp_c_tree_decl_identifier (pp, t);
if (pp_c_base (pp)->flags & pp_c_flag_abstract)
- pp_c_abstract_declarator (pp, TREE_TYPE (t));
+ pp_abstract_declarator (pp, TREE_TYPE (t));
else
- {
- pp_c_parameter_type_list (pp, DECL_ARGUMENTS (t));
- pp_c_abstract_declarator (pp, TREE_TYPE (TREE_TYPE (t)));
- }
+ {
+ pp_parameter_list (pp, t);
+ pp_abstract_declarator (pp, TREE_TYPE (TREE_TYPE (t)));
+ }
break;
case INTEGER_TYPE:
case REAL_TYPE:
+ case FIXED_POINT_TYPE:
case ENUMERAL_TYPE:
case UNION_TYPE:
case RECORD_TYPE:
/* declarator:
pointer(opt) direct-declarator */
+
void
-pp_c_declarator (c_pretty_printer pp, tree t)
+pp_c_declarator (c_pretty_printer *pp, tree t)
{
switch (TREE_CODE (t))
{
case INTEGER_TYPE:
case REAL_TYPE:
+ case FIXED_POINT_TYPE:
case ENUMERAL_TYPE:
case UNION_TYPE:
case RECORD_TYPE:
pp_direct_declarator (pp, t);
break;
-
+
default:
pp_unsupported_tree (pp, t);
break;
}
}
-/* init-declarator:
- declarator:
- declarator = initializer */
-static inline void
-pp_c_init_declarator (c_pretty_printer pp, tree t)
-{
- pp_declarator (pp, t);
- if (DECL_INITIAL (t))
- {
- pp_space (pp);
- pp_equal (pp);
- pp_space (pp);
- pp_c_initializer (pp, DECL_INITIAL (t));
- }
-}
-
/* declaration:
declaration-specifiers init-declarator-list(opt) ; */
void
-pp_c_declaration (c_pretty_printer pp, tree t)
+pp_c_declaration (c_pretty_printer *pp, tree t)
{
pp_declaration_specifiers (pp, t);
pp_c_init_declarator (pp, t);
}
-static void
-pp_c_parameter_declaration (c_pretty_printer pp, tree t)
-{
- pp_unsupported_tree (pp, t);
-}
-
/* Pretty-print ATTRIBUTES using GNU C extension syntax. */
+
void
-pp_c_attributes (c_pretty_printer pp, tree attributes)
+pp_c_attributes (c_pretty_printer *pp, tree attributes)
{
if (attributes == NULL_TREE)
return;
{
pp_tree_identifier (pp, TREE_PURPOSE (attributes));
if (TREE_VALUE (attributes))
- {
- pp_c_left_paren (pp);
- pp_c_expression_list (pp, TREE_VALUE (attributes));
- pp_c_right_paren (pp);
- }
+ pp_c_call_argument_list (pp, TREE_VALUE (attributes));
if (TREE_CHAIN (attributes))
pp_separate_with (pp, ',');
/* function-definition:
declaration-specifiers declarator compound-statement */
+
void
-pp_c_function_definition (c_pretty_printer pp, tree t)
+pp_c_function_definition (c_pretty_printer *pp, tree t)
{
pp_declaration_specifiers (pp, t);
pp_declarator (pp, t);
\f
/* Expressions. */
-/* Print out a c-char. */
+/* Print out a c-char. This is called solely for characters which are
+ in the *target* execution character set. We ought to convert them
+ back to the *host* execution character set before printing, but we
+ have no way to do this at present. A decent compromise is to print
+ all characters as if they were in the host execution character set,
+ and not attempt to recover any named escape characters, but render
+ all unprintables as octal escapes. If the host and target character
+ sets are the same, this produces relatively readable output. If they
+ are not the same, strings may appear as gibberish, but that's okay
+ (in fact, it may well be what the reader wants, e.g. if they are looking
+ to see if conversion to the target character set happened correctly).
+
+ A special case: we need to prefix \, ", and ' with backslashes. It is
+ correct to do so for the *host*'s \, ", and ', because the rest of the
+ file appears in the host character set. */
+
static void
-pp_c_char (c_pretty_printer ppi, int c)
+pp_c_char (c_pretty_printer *pp, int c)
{
- switch (c)
+ if (ISPRINT (c))
{
- case TARGET_NEWLINE:
- pp_string (ppi, "\\n");
- break;
- case TARGET_TAB:
- pp_string (ppi, "\\t");
- break;
- case TARGET_VT:
- pp_string (ppi, "\\v");
- break;
- case TARGET_BS:
- pp_string (ppi, "\\b");
- break;
- case TARGET_CR:
- pp_string (ppi, "\\r");
- break;
- case TARGET_FF:
- pp_string (ppi, "\\f");
- break;
- case TARGET_BELL:
- pp_string (ppi, "\\a");
- break;
- case '\\':
- pp_string (ppi, "\\\\");
- break;
- case '\'':
- pp_string (ppi, "\\'");
- break;
- case '\"':
- pp_string (ppi, "\\\"");
- break;
- default:
- if (ISPRINT (c))
- pp_character (ppi, c);
- else
- pp_scalar (ppi, "\\%03o", (unsigned) c);
- break;
+ switch (c)
+ {
+ case '\\': pp_string (pp, "\\\\"); break;
+ case '\'': pp_string (pp, "\\\'"); break;
+ case '\"': pp_string (pp, "\\\""); break;
+ default: pp_character (pp, c);
+ }
}
+ else
+ pp_scalar (pp, "\\%03o", (unsigned) c);
}
/* Print out a STRING literal. */
+
void
-pp_c_string_literal (c_pretty_printer ppi, tree s)
+pp_c_string_literal (c_pretty_printer *pp, tree s)
{
const char *p = TREE_STRING_POINTER (s);
int n = TREE_STRING_LENGTH (s) - 1;
int i;
- pp_doublequote (ppi);
+ pp_doublequote (pp);
for (i = 0; i < n; ++i)
- pp_c_char (ppi, p[i]);
- pp_doublequote (ppi);
+ pp_c_char (pp, p[i]);
+ pp_doublequote (pp);
}
+/* Pretty-print an INTEGER literal. */
+
static void
-pp_c_integer_constant (c_pretty_printer pp, tree i)
+pp_c_integer_constant (c_pretty_printer *pp, tree i)
{
- if (host_integerp (i, 0))
+ tree type = TREE_TYPE (i);
+
+ if (TREE_INT_CST_HIGH (i) == 0)
pp_wide_integer (pp, TREE_INT_CST_LOW (i));
else
{
+ unsigned HOST_WIDE_INT low = TREE_INT_CST_LOW (i);
+ HOST_WIDE_INT high = TREE_INT_CST_HIGH (i);
if (tree_int_cst_sgn (i) < 0)
- {
- pp_c_char (pp, '-');
- i = build_int_2 (-TREE_INT_CST_LOW (i),
- ~TREE_INT_CST_HIGH (i) + !TREE_INT_CST_LOW (i));
- }
- sprintf (pp_buffer (pp)->digit_buffer,
- HOST_WIDE_INT_PRINT_DOUBLE_HEX,
- TREE_INT_CST_HIGH (i), TREE_INT_CST_LOW (i));
+ {
+ pp_character (pp, '-');
+ high = ~high + !low;
+ low = -low;
+ }
+ sprintf (pp_buffer (pp)->digit_buffer, HOST_WIDE_INT_PRINT_DOUBLE_HEX,
+ (unsigned HOST_WIDE_INT) high, (unsigned HOST_WIDE_INT) low);
pp_string (pp, pp_buffer (pp)->digit_buffer);
}
+ if (TYPE_UNSIGNED (type))
+ pp_character (pp, 'u');
+ if (type == long_integer_type_node || type == long_unsigned_type_node)
+ pp_character (pp, 'l');
+ else if (type == long_long_integer_type_node
+ || type == long_long_unsigned_type_node)
+ pp_string (pp, "ll");
}
/* Print out a CHARACTER literal. */
-static inline void
-pp_c_character_constant (c_pretty_printer pp, tree c)
+
+static void
+pp_c_character_constant (c_pretty_printer *pp, tree c)
{
tree type = TREE_TYPE (c);
if (type == wchar_type_node)
- pp_character (pp, 'L');
+ pp_character (pp, 'L');
pp_quote (pp);
- if (host_integerp (c, TREE_UNSIGNED (type)))
- pp_c_char (pp, tree_low_cst (c, TREE_UNSIGNED (type)));
+ if (host_integerp (c, TYPE_UNSIGNED (type)))
+ pp_c_char (pp, tree_low_cst (c, TYPE_UNSIGNED (type)));
else
pp_scalar (pp, "\\x%x", (unsigned) TREE_INT_CST_LOW (c));
pp_quote (pp);
}
/* Print out a BOOLEAN literal. */
+
static void
-pp_c_bool_constant (c_pretty_printer pp, tree b)
+pp_c_bool_constant (c_pretty_printer *pp, tree b)
{
if (b == boolean_false_node)
{
false; that means the value was obtained by a cast, in which case
print out the type-id part of the cast-expression -- the casted value
is then printed by pp_c_integer_literal. */
+
static bool
-pp_c_enumeration_constant (c_pretty_printer ppi, tree e)
+pp_c_enumeration_constant (c_pretty_printer *pp, tree e)
{
bool value_is_named = true;
tree type = TREE_TYPE (e);
;
if (value != NULL_TREE)
- pp_id_expression (ppi, TREE_PURPOSE (value));
+ pp_id_expression (pp, TREE_PURPOSE (value));
else
{
/* Value must have been cast. */
- pp_c_left_paren (ppi);
- pp_type_id (ppi, type);
- pp_c_right_paren (ppi);
+ pp_c_type_cast (pp, type);
value_is_named = false;
}
return value_is_named;
}
-/* Print out a REAL value. */
-static inline void
-pp_c_floating_constant (c_pretty_printer pp, tree r)
+/* Print out a REAL value as a decimal-floating-constant. */
+
+static void
+pp_c_floating_constant (c_pretty_printer *pp, tree r)
{
real_to_decimal (pp_buffer (pp)->digit_buffer, &TREE_REAL_CST (r),
sizeof (pp_buffer (pp)->digit_buffer), 0, 1);
pp_string (pp, pp_buffer(pp)->digit_buffer);
+ if (TREE_TYPE (r) == float_type_node)
+ pp_character (pp, 'f');
+ else if (TREE_TYPE (r) == long_double_type_node)
+ pp_character (pp, 'l');
+ else if (TREE_TYPE (r) == dfloat128_type_node)
+ pp_string (pp, "dl");
+ else if (TREE_TYPE (r) == dfloat64_type_node)
+ pp_string (pp, "dd");
+ else if (TREE_TYPE (r) == dfloat32_type_node)
+ pp_string (pp, "df");
+}
+
+/* Print out a FIXED value as a decimal-floating-constant. */
+
+static void
+pp_c_fixed_constant (c_pretty_printer *pp, tree r)
+{
+ fixed_to_decimal (pp_buffer (pp)->digit_buffer, &TREE_FIXED_CST (r),
+ sizeof (pp_buffer (pp)->digit_buffer));
+ pp_string (pp, pp_buffer(pp)->digit_buffer);
+}
+
+/* Pretty-print a compound literal expression. GNU extensions include
+ vector constants. */
+
+static void
+pp_c_compound_literal (c_pretty_printer *pp, tree e)
+{
+ tree type = TREE_TYPE (e);
+ pp_c_type_cast (pp, type);
+
+ switch (TREE_CODE (type))
+ {
+ case RECORD_TYPE:
+ case UNION_TYPE:
+ case ARRAY_TYPE:
+ case VECTOR_TYPE:
+ case COMPLEX_TYPE:
+ pp_c_brace_enclosed_initializer_list (pp, e);
+ break;
+
+ default:
+ pp_unsupported_tree (pp, e);
+ break;
+ }
+}
+
+/* Pretty-print a COMPLEX_EXPR expression. */
+
+static void
+pp_c_complex_expr (c_pretty_printer *pp, tree e)
+{
+ /* Handle a few common special cases, otherwise fallback
+ to printing it as compound literal. */
+ tree type = TREE_TYPE (e);
+ tree realexpr = TREE_OPERAND (e, 0);
+ tree imagexpr = TREE_OPERAND (e, 1);
+
+ /* Cast of an COMPLEX_TYPE expression to a different COMPLEX_TYPE. */
+ if (TREE_CODE (realexpr) == NOP_EXPR
+ && TREE_CODE (imagexpr) == NOP_EXPR
+ && TREE_TYPE (realexpr) == TREE_TYPE (type)
+ && TREE_TYPE (imagexpr) == TREE_TYPE (type)
+ && TREE_CODE (TREE_OPERAND (realexpr, 0)) == REALPART_EXPR
+ && TREE_CODE (TREE_OPERAND (imagexpr, 0)) == IMAGPART_EXPR
+ && TREE_OPERAND (TREE_OPERAND (realexpr, 0), 0)
+ == TREE_OPERAND (TREE_OPERAND (imagexpr, 0), 0))
+ {
+ pp_c_type_cast (pp, type);
+ pp_expression (pp, TREE_OPERAND (TREE_OPERAND (realexpr, 0), 0));
+ return;
+ }
+
+ /* Cast of an scalar expression to COMPLEX_TYPE. */
+ if ((integer_zerop (imagexpr) || real_zerop (imagexpr))
+ && TREE_TYPE (realexpr) == TREE_TYPE (type))
+ {
+ pp_c_type_cast (pp, type);
+ if (TREE_CODE (realexpr) == NOP_EXPR)
+ realexpr = TREE_OPERAND (realexpr, 0);
+ pp_expression (pp, realexpr);
+ return;
+ }
+
+ pp_c_compound_literal (pp, e);
}
/* constant:
integer-constant
floating-constant
+ fixed-point-constant
enumeration-constant
- chatracter-constant */
+ character-constant */
+
void
-pp_c_constant (c_pretty_printer pp, tree e)
+pp_c_constant (c_pretty_printer *pp, tree e)
{
- switch (TREE_CODE (e))
+ const enum tree_code code = TREE_CODE (e);
+
+ switch (code)
{
case INTEGER_CST:
{
- tree type = TREE_TYPE (e);
- if (type == boolean_type_node)
- pp_c_bool_constant (pp, e);
- else if (type == char_type_node)
- pp_c_character_constant (pp, e);
- else if (TREE_CODE (type) == ENUMERAL_TYPE
- && pp_c_enumeration_constant (pp, e))
- ;
- else
- pp_c_integer_constant (pp, e);
+ tree type = TREE_TYPE (e);
+ if (type == boolean_type_node)
+ pp_c_bool_constant (pp, e);
+ else if (type == char_type_node)
+ pp_c_character_constant (pp, e);
+ else if (TREE_CODE (type) == ENUMERAL_TYPE
+ && pp_c_enumeration_constant (pp, e))
+ ;
+ else
+ pp_c_integer_constant (pp, e);
}
break;
pp_c_floating_constant (pp, e);
break;
+ case FIXED_CST:
+ pp_c_fixed_constant (pp, e);
+ break;
+
case STRING_CST:
pp_c_string_literal (pp, e);
break;
+ case COMPLEX_CST:
+ /* Sometimes, we are confused and we think a complex literal
+ is a constant. Such thing is a compound literal which
+ grammatically belongs to postfix-expr production. */
+ pp_c_compound_literal (pp, e);
+ break;
+
default:
pp_unsupported_tree (pp, e);
break;
}
}
+/* Pretty-print an IDENTIFIER_NODE, preceded by whitespace is necessary. */
+
void
-pp_c_identifier (c_pretty_printer pp, const char *id)
+pp_c_identifier (c_pretty_printer *pp, const char *id)
{
- pp_c_maybe_whitespace (pp);
- pp_identifier (pp, id);
+ pp_c_maybe_whitespace (pp);
+ pp_identifier (pp, id);
pp_base (pp)->padding = pp_before;
}
constant
string-literal
( expression ) */
-static void
-pp_c_primary_expression (c_pretty_printer ppi, tree e)
+
+void
+pp_c_primary_expression (c_pretty_printer *pp, tree e)
{
switch (TREE_CODE (e))
{
case CONST_DECL:
case FUNCTION_DECL:
case LABEL_DECL:
- e = DECL_NAME (e);
- /* Fall through. */
+ pp_c_tree_decl_identifier (pp, e);
+ break;
+
case IDENTIFIER_NODE:
- pp_c_tree_identifier (ppi, e);
+ pp_c_tree_identifier (pp, e);
break;
case ERROR_MARK:
- pp_c_identifier (ppi, "<erroneous-expression>");
+ pp_c_identifier (pp, "<erroneous-expression>");
break;
case RESULT_DECL:
- pp_c_identifier (ppi, "<return-value>");
+ pp_c_identifier (pp, "<return-value>");
break;
case INTEGER_CST:
case REAL_CST:
+ case FIXED_CST:
case STRING_CST:
- pp_c_constant (ppi, e);
+ pp_c_constant (pp, e);
break;
case TARGET_EXPR:
- pp_c_left_paren (ppi);
- pp_c_identifier (ppi, "__builtin_memcpy");
- pp_c_left_paren (ppi);
- pp_ampersand (ppi);
- pp_primary_expression (ppi, TREE_OPERAND (e, 0));
- pp_separate_with (ppi, ',');
- pp_ampersand (ppi);
- pp_initializer (ppi, TREE_OPERAND (e, 1));
+ pp_c_identifier (pp, "__builtin_memcpy");
+ pp_c_left_paren (pp);
+ pp_ampersand (pp);
+ pp_primary_expression (pp, TREE_OPERAND (e, 0));
+ pp_separate_with (pp, ',');
+ pp_ampersand (pp);
+ pp_initializer (pp, TREE_OPERAND (e, 1));
if (TREE_OPERAND (e, 2))
{
- pp_separate_with (ppi, ',');
- pp_c_expression (ppi, TREE_OPERAND (e, 2));
+ pp_separate_with (pp, ',');
+ pp_c_expression (pp, TREE_OPERAND (e, 2));
}
- pp_c_right_paren (ppi);
-
- case STMT_EXPR:
- pp_c_left_paren (ppi);
- pp_statement (ppi, STMT_EXPR_STMT (e));
- pp_c_right_paren (ppi);
+ pp_c_right_paren (pp);
break;
default:
- /* FIXME: Make sure we won't get into an infinie loop. */
- pp_c_left_paren (ppi);
- pp_c_expression (ppi, e);
- pp_c_right_paren (ppi);
+ /* FIXME: Make sure we won't get into an infinite loop. */
+ pp_c_left_paren (pp);
+ pp_expression (pp, e);
+ pp_c_right_paren (pp);
break;
}
}
{ initializer-list }
{ initializer-list , } */
-void
-pp_c_initializer (c_pretty_printer ppi, tree e)
+static void
+pp_c_initializer (c_pretty_printer *pp, tree e)
{
if (TREE_CODE (e) == CONSTRUCTOR)
+ pp_c_brace_enclosed_initializer_list (pp, e);
+ else
+ pp_expression (pp, e);
+}
+
+/* init-declarator:
+ declarator:
+ declarator = initializer */
+
+void
+pp_c_init_declarator (c_pretty_printer *pp, tree t)
+{
+ pp_declarator (pp, t);
+ /* We don't want to output function definitions here. There are handled
+ elsewhere (and the syntactic form is bogus anyway). */
+ if (TREE_CODE (t) != FUNCTION_DECL && DECL_INITIAL (t))
{
- enum tree_code code = TREE_CODE (TREE_TYPE (e));
- if (code == RECORD_TYPE || code == UNION_TYPE || code == ARRAY_TYPE)
+ tree init = DECL_INITIAL (t);
+ /* This C++ bit is handled here because it is easier to do so.
+ In templates, the C++ parser builds a TREE_LIST for a
+ direct-initialization; the TREE_PURPOSE is the variable to
+ initialize and the TREE_VALUE is the initializer. */
+ if (TREE_CODE (init) == TREE_LIST)
{
- pp_c_left_brace (ppi);
- pp_c_initializer_list (ppi, e);
- pp_c_right_brace (ppi);
+ pp_c_left_paren (pp);
+ pp_expression (pp, TREE_VALUE (init));
+ pp_right_paren (pp);
}
else
- pp_unsupported_tree (ppi, TREE_OPERAND (e, 1));
+ {
+ pp_space (pp);
+ pp_equal (pp);
+ pp_space (pp);
+ pp_c_initializer (pp, init);
+ }
}
- else
- pp_assignment_expression (ppi, e);
}
/* initializer-list:
designator:
[ constant-expression ]
identifier */
+
static void
-pp_c_initializer_list (c_pretty_printer ppi, tree e)
+pp_c_initializer_list (c_pretty_printer *pp, tree e)
{
tree type = TREE_TYPE (e);
const enum tree_code code = TREE_CODE (type);
- if (code == RECORD_TYPE || code == UNION_TYPE || code == ARRAY_TYPE)
+ if (TREE_CODE (e) == CONSTRUCTOR)
+ {
+ pp_c_constructor_elts (pp, CONSTRUCTOR_ELTS (e));
+ return;
+ }
+
+ switch (code)
{
- tree init = TREE_OPERAND (e, 0);
- for (; init != NULL_TREE; init = TREE_CHAIN (init))
+ case RECORD_TYPE:
+ case UNION_TYPE:
+ case ARRAY_TYPE:
+ {
+ tree init = TREE_OPERAND (e, 0);
+ for (; init != NULL_TREE; init = TREE_CHAIN (init))
+ {
+ if (code == RECORD_TYPE || code == UNION_TYPE)
+ {
+ pp_c_dot (pp);
+ pp_c_primary_expression (pp, TREE_PURPOSE (init));
+ }
+ else
+ {
+ pp_c_left_bracket (pp);
+ if (TREE_PURPOSE (init))
+ pp_c_constant (pp, TREE_PURPOSE (init));
+ pp_c_right_bracket (pp);
+ }
+ pp_c_whitespace (pp);
+ pp_equal (pp);
+ pp_c_whitespace (pp);
+ pp_initializer (pp, TREE_VALUE (init));
+ if (TREE_CHAIN (init))
+ pp_separate_with (pp, ',');
+ }
+ }
+ return;
+
+ case VECTOR_TYPE:
+ if (TREE_CODE (e) == VECTOR_CST)
+ pp_c_expression_list (pp, TREE_VECTOR_CST_ELTS (e));
+ else
+ break;
+ return;
+
+ case COMPLEX_TYPE:
+ if (TREE_CODE (e) == COMPLEX_CST || TREE_CODE (e) == COMPLEX_EXPR)
{
- if (code == RECORD_TYPE || code == UNION_TYPE)
- {
- pp_c_dot (ppi);
- pp_c_primary_expression (ppi, TREE_PURPOSE (init));
- }
- else
- {
- pp_c_left_bracket (ppi);
- if (TREE_PURPOSE (init))
- pp_c_constant (ppi, TREE_PURPOSE (init));
- pp_c_right_bracket (ppi);
- }
- pp_c_whitespace (ppi);
- pp_equal (ppi);
- pp_c_whitespace (ppi);
- pp_initializer (ppi, TREE_VALUE (init));
- if (TREE_CHAIN (init))
- pp_separate_with (ppi, ',');
+ const bool cst = TREE_CODE (e) == COMPLEX_CST;
+ pp_expression (pp, cst ? TREE_REALPART (e) : TREE_OPERAND (e, 0));
+ pp_separate_with (pp, ',');
+ pp_expression (pp, cst ? TREE_IMAGPART (e) : TREE_OPERAND (e, 1));
}
+ else
+ break;
+ return;
+
+ default:
+ break;
}
- else
- pp_unsupported_tree (ppi, type);
+
+ pp_unsupported_tree (pp, type);
+}
+
+/* Pretty-print a brace-enclosed initializer-list. */
+
+static void
+pp_c_brace_enclosed_initializer_list (c_pretty_printer *pp, tree l)
+{
+ pp_c_left_brace (pp);
+ pp_c_initializer_list (pp, l);
+ pp_c_right_brace (pp);
}
+
/* This is a convenient function, used to bridge gap between C and C++
grammars.
id-expression:
identifier */
+
void
-pp_c_id_expression (c_pretty_printer pp, tree t)
+pp_c_id_expression (c_pretty_printer *pp, tree t)
{
switch (TREE_CODE (t))
{
case FUNCTION_DECL:
case FIELD_DECL:
case LABEL_DECL:
- t = DECL_NAME (t);
+ pp_c_tree_decl_identifier (pp, t);
+ break;
+
case IDENTIFIER_NODE:
pp_c_tree_identifier (pp, t);
break;
postfix-expression --
( type-name ) { initializer-list }
( type-name ) { initializer-list , } */
+
void
-pp_c_postfix_expression (c_pretty_printer ppi, tree e)
+pp_c_postfix_expression (c_pretty_printer *pp, tree e)
{
enum tree_code code = TREE_CODE (e);
switch (code)
{
case POSTINCREMENT_EXPR:
case POSTDECREMENT_EXPR:
- pp_postfix_expression (ppi, TREE_OPERAND (e, 0));
- pp_identifier (ppi, code == POSTINCREMENT_EXPR ? "++" : "--");
- break;
-
- case ARROW_EXPR:
- pp_postfix_expression (ppi, TREE_OPERAND (e, 0));
- pp_c_arrow (ppi);
+ pp_postfix_expression (pp, TREE_OPERAND (e, 0));
+ pp_identifier (pp, code == POSTINCREMENT_EXPR ? "++" : "--");
break;
case ARRAY_REF:
- pp_postfix_expression (ppi, TREE_OPERAND (e, 0));
- pp_c_left_bracket (ppi);
- pp_c_expression (ppi, TREE_OPERAND (e, 1));
- pp_c_right_bracket (ppi);
+ pp_postfix_expression (pp, TREE_OPERAND (e, 0));
+ pp_c_left_bracket (pp);
+ pp_expression (pp, TREE_OPERAND (e, 1));
+ pp_c_right_bracket (pp);
break;
case CALL_EXPR:
- pp_postfix_expression (ppi, TREE_OPERAND (e, 0));
- pp_c_left_paren (ppi);
- pp_c_expression_list (ppi, TREE_OPERAND (e, 1));
- pp_c_right_paren (ppi);
+ {
+ call_expr_arg_iterator iter;
+ tree arg;
+ pp_postfix_expression (pp, CALL_EXPR_FN (e));
+ pp_c_left_paren (pp);
+ FOR_EACH_CALL_EXPR_ARG (arg, iter, e)
+ {
+ pp_expression (pp, arg);
+ if (more_call_expr_args_p (&iter))
+ pp_separate_with (pp, ',');
+ }
+ pp_c_right_paren (pp);
+ break;
+ }
+
+ case UNORDERED_EXPR:
+ pp_c_identifier (pp, flag_isoc99
+ ? "isunordered"
+ : "__builtin_isunordered");
+ goto two_args_fun;
+
+ case ORDERED_EXPR:
+ pp_c_identifier (pp, flag_isoc99
+ ? "!isunordered"
+ : "!__builtin_isunordered");
+ goto two_args_fun;
+
+ case UNLT_EXPR:
+ pp_c_identifier (pp, flag_isoc99
+ ? "!isgreaterequal"
+ : "!__builtin_isgreaterequal");
+ goto two_args_fun;
+
+ case UNLE_EXPR:
+ pp_c_identifier (pp, flag_isoc99
+ ? "!isgreater"
+ : "!__builtin_isgreater");
+ goto two_args_fun;
+
+ case UNGT_EXPR:
+ pp_c_identifier (pp, flag_isoc99
+ ? "!islessequal"
+ : "!__builtin_islessequal");
+ goto two_args_fun;
+
+ case UNGE_EXPR:
+ pp_c_identifier (pp, flag_isoc99
+ ? "!isless"
+ : "!__builtin_isless");
+ goto two_args_fun;
+
+ case UNEQ_EXPR:
+ pp_c_identifier (pp, flag_isoc99
+ ? "!islessgreater"
+ : "!__builtin_islessgreater");
+ goto two_args_fun;
+
+ case LTGT_EXPR:
+ pp_c_identifier (pp, flag_isoc99
+ ? "islessgreater"
+ : "__builtin_islessgreater");
+ goto two_args_fun;
+
+ two_args_fun:
+ pp_c_left_paren (pp);
+ pp_expression (pp, TREE_OPERAND (e, 0));
+ pp_separate_with (pp, ',');
+ pp_expression (pp, TREE_OPERAND (e, 1));
+ pp_c_right_paren (pp);
break;
case ABS_EXPR:
- case FFS_EXPR:
- pp_c_identifier (ppi,
- code == ABS_EXPR ? "__builtin_abs" : "__builtin_ffs");
- pp_c_left_paren (ppi);
- pp_c_expression (ppi, TREE_OPERAND (e, 0));
- pp_c_right_paren (ppi);
+ pp_c_identifier (pp, "__builtin_abs");
+ pp_c_left_paren (pp);
+ pp_expression (pp, TREE_OPERAND (e, 0));
+ pp_c_right_paren (pp);
break;
case COMPONENT_REF:
tree object = TREE_OPERAND (e, 0);
if (TREE_CODE (object) == INDIRECT_REF)
{
- pp_postfix_expression (ppi, TREE_OPERAND (object, 0));
- pp_c_arrow (ppi);
+ pp_postfix_expression (pp, TREE_OPERAND (object, 0));
+ pp_c_arrow (pp);
}
else
{
- pp_postfix_expression (ppi, object);
- pp_c_dot (ppi);
+ pp_postfix_expression (pp, object);
+ pp_c_dot (pp);
}
- pp_c_expression (ppi, TREE_OPERAND (e, 1));
+ pp_expression (pp, TREE_OPERAND (e, 1));
+ }
+ break;
+
+ case BIT_FIELD_REF:
+ {
+ tree type = TREE_TYPE (e);
+
+ type = signed_or_unsigned_type_for (TYPE_UNSIGNED (type), type);
+ if (type
+ && tree_int_cst_equal (TYPE_SIZE (type), TREE_OPERAND (e, 1)))
+ {
+ HOST_WIDE_INT bitpos = tree_low_cst (TREE_OPERAND (e, 2), 0);
+ HOST_WIDE_INT size = tree_low_cst (TYPE_SIZE (type), 0);
+ if ((bitpos % size) == 0)
+ {
+ pp_c_left_paren (pp);
+ pp_c_left_paren (pp);
+ pp_type_id (pp, type);
+ pp_c_star (pp);
+ pp_c_right_paren (pp);
+ pp_c_ampersand (pp);
+ pp_expression (pp, TREE_OPERAND (e, 0));
+ pp_c_right_paren (pp);
+ pp_c_left_bracket (pp);
+ pp_wide_integer (pp, bitpos / size);
+ pp_c_right_bracket (pp);
+ break;
+ }
+ }
+ pp_unsupported_tree (pp, e);
}
break;
case COMPLEX_CST:
case VECTOR_CST:
- case COMPLEX_EXPR:
- pp_c_left_paren (ppi);
- pp_type_id (ppi, TREE_TYPE (e));
- pp_c_right_paren (ppi);
- pp_c_left_brace (ppi);
-
- if (code == COMPLEX_CST)
- {
- pp_c_expression (ppi, TREE_REALPART (e));
- pp_separate_with (ppi, ',');
- pp_c_expression (ppi, TREE_IMAGPART (e));
- }
- else if (code == VECTOR_CST)
- pp_c_expression_list (ppi, TREE_VECTOR_CST_ELTS (e));
- else if (code == COMPLEX_EXPR)
- {
- pp_c_expression (ppi, TREE_OPERAND (e, 0));
- pp_separate_with (ppi, ',');
- pp_c_expression (ppi, TREE_OPERAND (e, 1));
- }
+ pp_c_compound_literal (pp, e);
+ break;
- pp_c_right_brace (ppi);
+ case COMPLEX_EXPR:
+ pp_c_complex_expr (pp, e);
break;
case COMPOUND_LITERAL_EXPR:
- e = DECL_INITIAL (e);
+ e = DECL_INITIAL (COMPOUND_LITERAL_EXPR_DECL (e));
/* Fall through. */
case CONSTRUCTOR:
- pp_initializer (ppi, e);
+ pp_initializer (pp, e);
break;
case VA_ARG_EXPR:
- pp_c_identifier (ppi, "__builtin_va_arg");
- pp_c_left_paren (ppi);
- pp_assignment_expression (ppi, TREE_OPERAND (e, 0));
- pp_separate_with (ppi, ',');
- pp_type_id (ppi, TREE_TYPE (e));
- pp_c_right_paren (ppi);
+ pp_c_identifier (pp, "__builtin_va_arg");
+ pp_c_left_paren (pp);
+ pp_assignment_expression (pp, TREE_OPERAND (e, 0));
+ pp_separate_with (pp, ',');
+ pp_type_id (pp, TREE_TYPE (e));
+ pp_c_right_paren (pp);
break;
case ADDR_EXPR:
if (TREE_CODE (TREE_OPERAND (e, 0)) == FUNCTION_DECL)
- {
- pp_c_id_expression (ppi, TREE_OPERAND (e, 0));
- break;
- }
- /* else fall through. */
+ {
+ pp_c_id_expression (pp, TREE_OPERAND (e, 0));
+ break;
+ }
+ /* else fall through. */
default:
- pp_primary_expression (ppi, e);
+ pp_primary_expression (pp, e);
break;
}
}
-/* Print out an expression-list; E is expected to be a TREE_LIST */
+/* Print out an expression-list; E is expected to be a TREE_LIST. */
+
void
-pp_c_expression_list (c_pretty_printer ppi, tree e)
+pp_c_expression_list (c_pretty_printer *pp, tree e)
{
for (; e != NULL_TREE; e = TREE_CHAIN (e))
{
- pp_c_assignment_expression (ppi, TREE_VALUE (e));
+ pp_expression (pp, TREE_VALUE (e));
if (TREE_CHAIN (e))
- pp_separate_with (ppi, ',');
+ pp_separate_with (pp, ',');
}
}
+/* Print out V, which contains the elements of a constructor. */
+
+void
+pp_c_constructor_elts (c_pretty_printer *pp, VEC(constructor_elt,gc) *v)
+{
+ unsigned HOST_WIDE_INT ix;
+ tree value;
+
+ FOR_EACH_CONSTRUCTOR_VALUE (v, ix, value)
+ {
+ pp_expression (pp, value);
+ if (ix != VEC_length (constructor_elt, v) - 1)
+ pp_separate_with (pp, ',');
+ }
+}
+
+/* Print out an expression-list in parens, as if it were the argument
+ list to a function. */
+
+void
+pp_c_call_argument_list (c_pretty_printer *pp, tree t)
+{
+ pp_c_left_paren (pp);
+ if (t && TREE_CODE (t) == TREE_LIST)
+ pp_c_expression_list (pp, t);
+ pp_c_right_paren (pp);
+}
+
/* unary-expression:
postfix-expression
++ cast-expression
unary-operator: one of
* & + - ! ~
-
+
GNU extensions.
unary-expression:
__alignof__ unary-expression
__alignof__ ( type-id )
__real__ unary-expression
__imag__ unary-expression */
+
void
-pp_c_unary_expression (c_pretty_printer ppi, tree e)
+pp_c_unary_expression (c_pretty_printer *pp, tree e)
{
enum tree_code code = TREE_CODE (e);
switch (code)
{
case PREINCREMENT_EXPR:
case PREDECREMENT_EXPR:
- pp_identifier (ppi, code == PREINCREMENT_EXPR ? "++" : "--");
- pp_c_unary_expression (ppi, TREE_OPERAND (e, 0));
+ pp_identifier (pp, code == PREINCREMENT_EXPR ? "++" : "--");
+ pp_c_unary_expression (pp, TREE_OPERAND (e, 0));
break;
case ADDR_EXPR:
case CONJ_EXPR:
/* String literal are used by address. */
if (code == ADDR_EXPR && TREE_CODE (TREE_OPERAND (e, 0)) != STRING_CST)
- pp_ampersand (ppi);
+ pp_ampersand (pp);
else if (code == INDIRECT_REF)
- pp_c_star (ppi);
+ pp_c_star (pp);
else if (code == NEGATE_EXPR)
- pp_minus (ppi);
+ pp_minus (pp);
else if (code == BIT_NOT_EXPR || code == CONJ_EXPR)
- pp_complement (ppi);
+ pp_complement (pp);
else if (code == TRUTH_NOT_EXPR)
- pp_exclamation (ppi);
- pp_c_cast_expression (ppi, TREE_OPERAND (e, 0));
- break;
-
- case SIZEOF_EXPR:
- case ALIGNOF_EXPR:
- pp_c_identifier (ppi, code == SIZEOF_EXPR ? "sizeof" : "__alignof__");
- pp_c_whitespace (ppi);
- if (TYPE_P (TREE_OPERAND (e, 0)))
- {
- pp_c_left_paren (ppi);
- pp_type_id (ppi, TREE_OPERAND (e, 0));
- pp_c_right_paren (ppi);
- }
- else
- pp_unary_expression (ppi, TREE_OPERAND (e, 0));
+ pp_exclamation (pp);
+ pp_c_cast_expression (pp, TREE_OPERAND (e, 0));
break;
case REALPART_EXPR:
case IMAGPART_EXPR:
- pp_c_identifier (ppi, code == REALPART_EXPR ? "__real__" : "__imag__");
- pp_c_whitespace (ppi);
- pp_unary_expression (ppi, TREE_OPERAND (e, 0));
+ pp_c_identifier (pp, code == REALPART_EXPR ? "__real__" : "__imag__");
+ pp_c_whitespace (pp);
+ pp_unary_expression (pp, TREE_OPERAND (e, 0));
break;
default:
- pp_postfix_expression (ppi, e);
+ pp_postfix_expression (pp, e);
break;
}
}
+/* cast-expression:
+ unary-expression
+ ( type-name ) cast-expression */
+
void
-pp_c_cast_expression (c_pretty_printer ppi, tree e)
+pp_c_cast_expression (c_pretty_printer *pp, tree e)
{
switch (TREE_CODE (e))
{
case FLOAT_EXPR:
case FIX_TRUNC_EXPR:
- case CONVERT_EXPR:
- pp_c_left_paren (ppi);
- pp_type_id (ppi, TREE_TYPE (e));
- pp_c_right_paren (ppi);
- pp_c_cast_expression (ppi, TREE_OPERAND (e, 0));
+ CASE_CONVERT:
+ case VIEW_CONVERT_EXPR:
+ pp_c_type_cast (pp, TREE_TYPE (e));
+ pp_c_cast_expression (pp, TREE_OPERAND (e, 0));
break;
default:
- pp_unary_expression (ppi, e);
+ pp_unary_expression (pp, e);
}
}
+/* multiplicative-expression:
+ cast-expression
+ multiplicative-expression * cast-expression
+ multiplicative-expression / cast-expression
+ multiplicative-expression % cast-expression */
+
static void
-pp_c_multiplicative_expression (c_pretty_printer ppi, tree e)
+pp_c_multiplicative_expression (c_pretty_printer *pp, tree e)
{
enum tree_code code = TREE_CODE (e);
switch (code)
case MULT_EXPR:
case TRUNC_DIV_EXPR:
case TRUNC_MOD_EXPR:
- pp_multiplicative_expression (ppi, TREE_OPERAND (e, 0));
- pp_c_whitespace (ppi);
+ pp_multiplicative_expression (pp, TREE_OPERAND (e, 0));
+ pp_c_whitespace (pp);
if (code == MULT_EXPR)
- pp_c_star (ppi);
+ pp_c_star (pp);
else if (code == TRUNC_DIV_EXPR)
- pp_slash (ppi);
+ pp_slash (pp);
else
- pp_modulo (ppi);
- pp_c_whitespace (ppi);
- pp_c_cast_expression (ppi, TREE_OPERAND (e, 1));
+ pp_modulo (pp);
+ pp_c_whitespace (pp);
+ pp_c_cast_expression (pp, TREE_OPERAND (e, 1));
break;
default:
- pp_c_cast_expression (ppi, e);
+ pp_c_cast_expression (pp, e);
break;
}
}
-static inline void
-pp_c_additive_expression (c_pretty_printer ppi, tree e)
+/* additive-expression:
+ multiplicative-expression
+ additive-expression + multiplicative-expression
+ additive-expression - multiplicative-expression */
+
+static void
+pp_c_additive_expression (c_pretty_printer *pp, tree e)
{
enum tree_code code = TREE_CODE (e);
switch (code)
{
+ case POINTER_PLUS_EXPR:
case PLUS_EXPR:
case MINUS_EXPR:
- pp_c_additive_expression (ppi, TREE_OPERAND (e, 0));
- pp_c_whitespace (ppi);
- if (code == PLUS_EXPR)
- pp_plus (ppi);
+ pp_c_additive_expression (pp, TREE_OPERAND (e, 0));
+ pp_c_whitespace (pp);
+ if (code == PLUS_EXPR || code == POINTER_PLUS_EXPR)
+ pp_plus (pp);
else
- pp_minus (ppi);
- pp_c_whitespace (ppi);
- pp_multiplicative_expression (ppi, TREE_OPERAND (e, 1));
+ pp_minus (pp);
+ pp_c_whitespace (pp);
+ pp_multiplicative_expression (pp, TREE_OPERAND (e, 1));
break;
default:
- pp_multiplicative_expression (ppi, e);
+ pp_multiplicative_expression (pp, e);
break;
}
}
-static inline void
-pp_c_shift_expression (c_pretty_printer ppi, tree e)
+/* additive-expression:
+ additive-expression
+ shift-expression << additive-expression
+ shift-expression >> additive-expression */
+
+static void
+pp_c_shift_expression (c_pretty_printer *pp, tree e)
{
enum tree_code code = TREE_CODE (e);
switch (code)
{
case LSHIFT_EXPR:
case RSHIFT_EXPR:
- pp_c_shift_expression (ppi, TREE_OPERAND (e, 0));
- pp_c_whitespace (ppi);
- pp_identifier (ppi, code == LSHIFT_EXPR ? "<<" : ">>");
- pp_c_whitespace (ppi);
- pp_c_additive_expression (ppi, TREE_OPERAND (e, 1));
+ pp_c_shift_expression (pp, TREE_OPERAND (e, 0));
+ pp_c_whitespace (pp);
+ pp_identifier (pp, code == LSHIFT_EXPR ? "<<" : ">>");
+ pp_c_whitespace (pp);
+ pp_c_additive_expression (pp, TREE_OPERAND (e, 1));
break;
default:
- pp_c_additive_expression (ppi, e);
+ pp_c_additive_expression (pp, e);
}
}
+/* relational-expression:
+ shift-expression
+ relational-expression < shift-expression
+ relational-expression > shift-expression
+ relational-expression <= shift-expression
+ relational-expression >= shift-expression */
+
static void
-pp_c_relational_expression (c_pretty_printer ppi, tree e)
+pp_c_relational_expression (c_pretty_printer *pp, tree e)
{
enum tree_code code = TREE_CODE (e);
switch (code)
case GT_EXPR:
case LE_EXPR:
case GE_EXPR:
- pp_c_relational_expression (ppi, TREE_OPERAND (e, 0));
- pp_c_whitespace (ppi);
+ pp_c_relational_expression (pp, TREE_OPERAND (e, 0));
+ pp_c_whitespace (pp);
if (code == LT_EXPR)
- pp_less (ppi);
+ pp_less (pp);
else if (code == GT_EXPR)
- pp_greater (ppi);
+ pp_greater (pp);
else if (code == LE_EXPR)
- pp_identifier (ppi, "<=");
+ pp_identifier (pp, "<=");
else if (code == GE_EXPR)
- pp_identifier (ppi, ">=");
- pp_c_whitespace (ppi);
- pp_c_shift_expression (ppi, TREE_OPERAND (e, 1));
+ pp_identifier (pp, ">=");
+ pp_c_whitespace (pp);
+ pp_c_shift_expression (pp, TREE_OPERAND (e, 1));
break;
default:
- pp_c_shift_expression (ppi, e);
+ pp_c_shift_expression (pp, e);
break;
}
}
-static inline void
-pp_c_equality_expression (c_pretty_printer ppi, tree e)
+/* equality-expression:
+ relational-expression
+ equality-expression == relational-expression
+ equality-equality != relational-expression */
+
+static void
+pp_c_equality_expression (c_pretty_printer *pp, tree e)
{
enum tree_code code = TREE_CODE (e);
switch (code)
{
case EQ_EXPR:
case NE_EXPR:
- pp_c_equality_expression (ppi, TREE_OPERAND (e, 0));
- pp_c_whitespace (ppi);
- pp_identifier (ppi, code == EQ_EXPR ? "==" : "!=");
- pp_c_whitespace (ppi);
- pp_c_relational_expression (ppi, TREE_OPERAND (e, 1));
+ pp_c_equality_expression (pp, TREE_OPERAND (e, 0));
+ pp_c_whitespace (pp);
+ pp_identifier (pp, code == EQ_EXPR ? "==" : "!=");
+ pp_c_whitespace (pp);
+ pp_c_relational_expression (pp, TREE_OPERAND (e, 1));
break;
default:
- pp_c_relational_expression (ppi, e);
+ pp_c_relational_expression (pp, e);
break;
}
}
-static inline void
-pp_c_and_expression (c_pretty_printer ppi, tree e)
+/* AND-expression:
+ equality-expression
+ AND-expression & equality-equality */
+
+static void
+pp_c_and_expression (c_pretty_printer *pp, tree e)
{
if (TREE_CODE (e) == BIT_AND_EXPR)
{
- pp_c_and_expression (ppi, TREE_OPERAND (e, 0));
- pp_c_whitespace (ppi);
- pp_ampersand (ppi);
- pp_c_whitespace (ppi);
- pp_c_equality_expression (ppi, TREE_OPERAND (e, 1));
+ pp_c_and_expression (pp, TREE_OPERAND (e, 0));
+ pp_c_whitespace (pp);
+ pp_ampersand (pp);
+ pp_c_whitespace (pp);
+ pp_c_equality_expression (pp, TREE_OPERAND (e, 1));
}
else
- pp_c_equality_expression (ppi, e);
+ pp_c_equality_expression (pp, e);
}
-static inline void
-pp_c_exclusive_or_expression (c_pretty_printer ppi, tree e)
+/* exclusive-OR-expression:
+ AND-expression
+ exclusive-OR-expression ^ AND-expression */
+
+static void
+pp_c_exclusive_or_expression (c_pretty_printer *pp, tree e)
{
- if (TREE_CODE (e) == BIT_XOR_EXPR)
+ if (TREE_CODE (e) == BIT_XOR_EXPR
+ || TREE_CODE (e) == TRUTH_XOR_EXPR)
{
- pp_c_exclusive_or_expression (ppi, TREE_OPERAND (e, 0));
- pp_c_maybe_whitespace (ppi);
- pp_carret (ppi);
- pp_c_whitespace (ppi);
- pp_c_and_expression (ppi, TREE_OPERAND (e, 1));
+ pp_c_exclusive_or_expression (pp, TREE_OPERAND (e, 0));
+ if (TREE_CODE (e) == BIT_XOR_EXPR)
+ pp_c_maybe_whitespace (pp);
+ else
+ pp_c_whitespace (pp);
+ pp_carret (pp);
+ pp_c_whitespace (pp);
+ pp_c_and_expression (pp, TREE_OPERAND (e, 1));
}
else
- pp_c_and_expression (ppi, e);
+ pp_c_and_expression (pp, e);
}
-static inline void
-pp_c_inclusive_or_expression (c_pretty_printer ppi, tree e)
+/* inclusive-OR-expression:
+ exclusive-OR-expression
+ inclusive-OR-expression | exclusive-OR-expression */
+
+static void
+pp_c_inclusive_or_expression (c_pretty_printer *pp, tree e)
{
if (TREE_CODE (e) == BIT_IOR_EXPR)
{
- pp_c_exclusive_or_expression (ppi, TREE_OPERAND (e, 0));
- pp_c_whitespace (ppi);
- pp_bar (ppi);
- pp_c_whitespace (ppi);
- pp_c_exclusive_or_expression (ppi, TREE_OPERAND (e, 1));
+ pp_c_exclusive_or_expression (pp, TREE_OPERAND (e, 0));
+ pp_c_whitespace (pp);
+ pp_bar (pp);
+ pp_c_whitespace (pp);
+ pp_c_exclusive_or_expression (pp, TREE_OPERAND (e, 1));
}
else
- pp_c_exclusive_or_expression (ppi, e);
+ pp_c_exclusive_or_expression (pp, e);
}
-static inline void
-pp_c_logical_and_expression (c_pretty_printer ppi, tree e)
+/* logical-AND-expression:
+ inclusive-OR-expression
+ logical-AND-expression && inclusive-OR-expression */
+
+static void
+pp_c_logical_and_expression (c_pretty_printer *pp, tree e)
{
- if (TREE_CODE (e) == TRUTH_ANDIF_EXPR)
+ if (TREE_CODE (e) == TRUTH_ANDIF_EXPR
+ || TREE_CODE (e) == TRUTH_AND_EXPR)
{
- pp_c_logical_and_expression (ppi, TREE_OPERAND (e, 0));
- pp_c_whitespace (ppi);
- pp_identifier (ppi, "&&");
- pp_c_whitespace (ppi);
- pp_c_inclusive_or_expression (ppi, TREE_OPERAND (e, 1));
+ pp_c_logical_and_expression (pp, TREE_OPERAND (e, 0));
+ pp_c_whitespace (pp);
+ pp_identifier (pp, "&&");
+ pp_c_whitespace (pp);
+ pp_c_inclusive_or_expression (pp, TREE_OPERAND (e, 1));
}
else
- pp_c_inclusive_or_expression (ppi, e);
+ pp_c_inclusive_or_expression (pp, e);
}
+/* logical-OR-expression:
+ logical-AND-expression
+ logical-OR-expression || logical-AND-expression */
+
void
-pp_c_logical_or_expression (c_pretty_printer ppi, tree e)
+pp_c_logical_or_expression (c_pretty_printer *pp, tree e)
{
- if (TREE_CODE (e) == TRUTH_ORIF_EXPR)
+ if (TREE_CODE (e) == TRUTH_ORIF_EXPR
+ || TREE_CODE (e) == TRUTH_OR_EXPR)
{
- pp_c_logical_or_expression (ppi, TREE_OPERAND (e, 0));
- pp_c_whitespace (ppi);
- pp_identifier (ppi, "||");
- pp_c_whitespace (ppi);
- pp_c_logical_and_expression (ppi, TREE_OPERAND (e, 1));
+ pp_c_logical_or_expression (pp, TREE_OPERAND (e, 0));
+ pp_c_whitespace (pp);
+ pp_identifier (pp, "||");
+ pp_c_whitespace (pp);
+ pp_c_logical_and_expression (pp, TREE_OPERAND (e, 1));
}
else
- pp_c_logical_and_expression (ppi, e);
+ pp_c_logical_and_expression (pp, e);
}
+/* conditional-expression:
+ logical-OR-expression
+ logical-OR-expression ? expression : conditional-expression */
+
static void
-pp_c_conditional_expression (c_pretty_printer ppi, tree e)
+pp_c_conditional_expression (c_pretty_printer *pp, tree e)
{
if (TREE_CODE (e) == COND_EXPR)
{
- pp_c_logical_or_expression (ppi, TREE_OPERAND (e, 0));
- pp_c_whitespace (ppi);
- pp_question (ppi);
- pp_c_whitespace (ppi);
- pp_c_expression (ppi, TREE_OPERAND (e, 1));
- pp_c_maybe_whitespace (ppi);
- pp_colon (ppi);
- pp_c_whitespace (ppi);
- pp_c_conditional_expression (ppi, TREE_OPERAND (e, 2));
+ pp_c_logical_or_expression (pp, TREE_OPERAND (e, 0));
+ pp_c_whitespace (pp);
+ pp_question (pp);
+ pp_c_whitespace (pp);
+ pp_expression (pp, TREE_OPERAND (e, 1));
+ pp_c_whitespace (pp);
+ pp_colon (pp);
+ pp_c_whitespace (pp);
+ pp_c_conditional_expression (pp, TREE_OPERAND (e, 2));
}
else
- pp_c_logical_or_expression (ppi, e);
+ pp_c_logical_or_expression (pp, e);
}
-/* Pretty-print a C assignment-expression. */
+/* assignment-expression:
+ conditional-expression
+ unary-expression assignment-operator assignment-expression
+
+ assignment-expression: one of
+ = *= /= %= += -= >>= <<= &= ^= |= */
+
static void
-pp_c_assignment_expression (c_pretty_printer ppi, tree e)
+pp_c_assignment_expression (c_pretty_printer *pp, tree e)
{
- if (TREE_CODE (e) == MODIFY_EXPR || TREE_CODE (e) == INIT_EXPR)
+ if (TREE_CODE (e) == MODIFY_EXPR
+ || TREE_CODE (e) == INIT_EXPR)
{
- pp_c_unary_expression (ppi, TREE_OPERAND (e, 0));
- pp_c_maybe_whitespace (ppi);
- pp_equal (ppi);
- pp_space (ppi);
- pp_c_assignment_expression (ppi, TREE_OPERAND (e, 1));
+ pp_c_unary_expression (pp, TREE_OPERAND (e, 0));
+ pp_c_whitespace (pp);
+ pp_equal (pp);
+ pp_space (pp);
+ pp_c_expression (pp, TREE_OPERAND (e, 1));
}
else
- pp_c_conditional_expression (ppi, e);
+ pp_c_conditional_expression (pp, e);
}
-/* Pretty-print an expression. */
+/* expression:
+ assignment-expression
+ expression , assignment-expression
+
+ Implementation note: instead of going through the usual recursion
+ chain, I take the liberty of dispatching nodes to the appropriate
+ functions. This makes some redundancy, but it worths it. That also
+ prevents a possible infinite recursion between pp_c_primary_expression ()
+ and pp_c_expression (). */
+
void
-pp_c_expression (c_pretty_printer ppi, tree e)
+pp_c_expression (c_pretty_printer *pp, tree e)
{
switch (TREE_CODE (e))
{
case INTEGER_CST:
- pp_c_integer_constant (ppi, e);
+ pp_c_integer_constant (pp, e);
break;
case REAL_CST:
- pp_c_floating_constant (ppi, e);
+ pp_c_floating_constant (pp, e);
+ break;
+
+ case FIXED_CST:
+ pp_c_fixed_constant (pp, e);
break;
case STRING_CST:
- pp_c_string_literal (ppi, e);
+ pp_c_string_literal (pp, e);
break;
+ case IDENTIFIER_NODE:
case FUNCTION_DECL:
case VAR_DECL:
case CONST_DECL:
case FIELD_DECL:
case LABEL_DECL:
case ERROR_MARK:
- case TARGET_EXPR:
- case STMT_EXPR:
- pp_primary_expression (ppi, e);
+ pp_primary_expression (pp, e);
break;
case POSTINCREMENT_EXPR:
case POSTDECREMENT_EXPR:
- case ARROW_EXPR:
case ARRAY_REF:
case CALL_EXPR:
case COMPONENT_REF:
+ case BIT_FIELD_REF:
case COMPLEX_CST:
+ case COMPLEX_EXPR:
case VECTOR_CST:
+ case ORDERED_EXPR:
+ case UNORDERED_EXPR:
+ case LTGT_EXPR:
+ case UNEQ_EXPR:
+ case UNLE_EXPR:
+ case UNLT_EXPR:
+ case UNGE_EXPR:
+ case UNGT_EXPR:
case ABS_EXPR:
- case FFS_EXPR:
case CONSTRUCTOR:
case COMPOUND_LITERAL_EXPR:
- case COMPLEX_EXPR:
case VA_ARG_EXPR:
- pp_postfix_expression (ppi, e);
+ pp_postfix_expression (pp, e);
break;
case CONJ_EXPR:
case TRUTH_NOT_EXPR:
case PREINCREMENT_EXPR:
case PREDECREMENT_EXPR:
- case SIZEOF_EXPR:
- case ALIGNOF_EXPR:
case REALPART_EXPR:
case IMAGPART_EXPR:
- pp_c_unary_expression (ppi, e);
+ pp_c_unary_expression (pp, e);
break;
case FLOAT_EXPR:
case FIX_TRUNC_EXPR:
- case CONVERT_EXPR:
- pp_c_cast_expression (ppi, e);
+ CASE_CONVERT:
+ case VIEW_CONVERT_EXPR:
+ pp_c_cast_expression (pp, e);
break;
case MULT_EXPR:
case TRUNC_MOD_EXPR:
case TRUNC_DIV_EXPR:
- pp_multiplicative_expression (ppi, e);
+ pp_multiplicative_expression (pp, e);
break;
case LSHIFT_EXPR:
case RSHIFT_EXPR:
- pp_c_shift_expression (ppi, e);
+ pp_c_shift_expression (pp, e);
break;
case LT_EXPR:
case GT_EXPR:
case LE_EXPR:
case GE_EXPR:
- pp_c_relational_expression (ppi, e);
+ pp_c_relational_expression (pp, e);
break;
case BIT_AND_EXPR:
- pp_c_and_expression (ppi, e);
+ pp_c_and_expression (pp, e);
break;
case BIT_XOR_EXPR:
- pp_c_exclusive_or_expression (ppi, e);
+ case TRUTH_XOR_EXPR:
+ pp_c_exclusive_or_expression (pp, e);
break;
case BIT_IOR_EXPR:
- pp_c_inclusive_or_expression (ppi, e);
+ pp_c_inclusive_or_expression (pp, e);
break;
case TRUTH_ANDIF_EXPR:
- pp_c_logical_and_expression (ppi, e);
+ case TRUTH_AND_EXPR:
+ pp_c_logical_and_expression (pp, e);
break;
case TRUTH_ORIF_EXPR:
- pp_c_logical_or_expression (ppi, e);
+ case TRUTH_OR_EXPR:
+ pp_c_logical_or_expression (pp, e);
break;
case EQ_EXPR:
case NE_EXPR:
- pp_c_equality_expression (ppi, e);
+ pp_c_equality_expression (pp, e);
break;
-
+
case COND_EXPR:
- pp_conditional_expression (ppi, e);
+ pp_conditional_expression (pp, e);
break;
+ case POINTER_PLUS_EXPR:
case PLUS_EXPR:
case MINUS_EXPR:
- pp_c_additive_expression (ppi, e);
+ pp_c_additive_expression (pp, e);
break;
case MODIFY_EXPR:
case INIT_EXPR:
- pp_assignment_expression (ppi, e);
+ pp_assignment_expression (pp, e);
break;
case COMPOUND_EXPR:
- pp_c_left_paren (ppi);
- pp_c_expression (ppi, TREE_OPERAND (e, 0));
- pp_separate_with (ppi, ',');
- pp_assignment_expression (ppi, TREE_OPERAND (e, 1));
- pp_c_right_paren (ppi);
+ pp_c_left_paren (pp);
+ pp_expression (pp, TREE_OPERAND (e, 0));
+ pp_separate_with (pp, ',');
+ pp_assignment_expression (pp, TREE_OPERAND (e, 1));
+ pp_c_right_paren (pp);
break;
- case NOP_EXPR:
case NON_LVALUE_EXPR:
case SAVE_EXPR:
- case UNSAVE_EXPR:
- pp_c_expression (ppi, TREE_OPERAND (e, 0));
+ pp_expression (pp, TREE_OPERAND (e, 0));
+ break;
+
+ case TARGET_EXPR:
+ pp_postfix_expression (pp, TREE_OPERAND (e, 1));
break;
-
+
+ case BIND_EXPR:
+ case GOTO_EXPR:
+ /* We don't yet have a way of dumping statements in a
+ human-readable format. */
+ pp_string (pp, "({...})");
+ break;
+
default:
- pp_unsupported_tree (ppi, e);
+ pp_unsupported_tree (pp, e);
break;
}
}
\f
/* Statements. */
+
void
-pp_c_statement (c_pretty_printer ppi, tree stmt)
+pp_c_statement (c_pretty_printer *pp, tree stmt)
{
- enum tree_code code;
-
if (stmt == NULL)
return;
-
- code = TREE_CODE (stmt);
- switch (code)
- {
- case LABEL_STMT:
- case CASE_LABEL:
- if (pp_needs_newline (ppi))
- pp_newline_and_indent (ppi, -3);
- else
- pp_indentation (ppi) -= 3;
- if (code == LABEL_STMT)
- pp_tree_identifier (ppi, DECL_NAME (LABEL_STMT_LABEL (stmt)));
- else if (code == CASE_LABEL)
- {
- if (CASE_LOW (stmt) == NULL_TREE)
- pp_identifier (ppi, "default");
- else
- {
- pp_c_identifier (ppi, "case");
- pp_c_whitespace (ppi);
- pp_conditional_expression (ppi, CASE_LOW (stmt));
- if (CASE_HIGH (stmt))
- {
- pp_identifier (ppi, "...");
- pp_conditional_expression (ppi, CASE_HIGH (stmt));
- }
- }
- }
- pp_colon (ppi);
- pp_indentation (ppi) += 3;
- pp_needs_newline (ppi) = true;
- break;
-
- case COMPOUND_STMT:
- if (pp_needs_newline (ppi))
- pp_newline_and_indent (ppi, 0);
- pp_c_left_brace (ppi);
- pp_newline_and_indent (ppi, 3);
- for (stmt = COMPOUND_BODY (stmt); stmt; stmt = TREE_CHAIN (stmt))
- pp_c_statement (ppi, stmt);
- pp_newline_and_indent (ppi, -3);
- pp_c_right_brace (ppi);
- pp_needs_newline (ppi) = true;
- break;
-
- case EXPR_STMT:
- case CLEANUP_STMT:
- if (pp_needs_newline (ppi))
- pp_newline_and_indent (ppi, 0);
- {
- tree e = code == EXPR_STMT
- ? EXPR_STMT_EXPR (stmt)
- : CLEANUP_EXPR (stmt);
- if (e)
- pp_c_expression (ppi, e);
- }
- pp_c_semicolon (ppi);
- pp_needs_newline (ppi) = true;
- break;
-
- case IF_STMT:
- if (pp_needs_newline (ppi))
- pp_newline_and_indent (ppi, 0);
- pp_c_identifier (ppi, "if");
- pp_c_whitespace (ppi);
- pp_c_left_paren (ppi);
- pp_c_expression (ppi, IF_COND (stmt));
- pp_c_right_paren (ppi);
- pp_newline_and_indent (ppi, 3);
- pp_statement (ppi, THEN_CLAUSE (stmt));
- pp_newline_and_indent (ppi, -3);
- if (ELSE_CLAUSE (stmt))
- {
- tree else_clause = ELSE_CLAUSE (stmt);
- pp_c_identifier (ppi, "else");
- if (TREE_CODE (else_clause) == IF_STMT)
- pp_c_whitespace (ppi);
- else
- pp_newline_and_indent (ppi, 3);
- pp_statement (ppi, else_clause);
- if (TREE_CODE (else_clause) != IF_STMT)
- pp_newline_and_indent (ppi, -3);
- }
- break;
- case SWITCH_STMT:
- if (pp_needs_newline (ppi))
- pp_newline_and_indent (ppi, 0);
- pp_c_identifier (ppi, "switch");
- pp_space (ppi);
- pp_c_left_paren (ppi);
- pp_c_expression (ppi, SWITCH_COND (stmt));
- pp_c_right_paren (ppi);
- pp_indentation (ppi) += 3;
- pp_needs_newline (ppi) = true;
- pp_statement (ppi, SWITCH_BODY (stmt));
- pp_newline_and_indent (ppi, -3);
- break;
-
- case WHILE_STMT:
- if (pp_needs_newline (ppi))
- pp_newline_and_indent (ppi, 0);
- pp_c_identifier (ppi, "while");
- pp_space (ppi);
- pp_c_left_paren (ppi);
- pp_c_expression (ppi, WHILE_COND (stmt));
- pp_c_right_paren (ppi);
- pp_newline_and_indent (ppi, 3);
- pp_statement (ppi, WHILE_BODY (stmt));
- pp_indentation (ppi) -= 3;
- pp_needs_newline (ppi) = true;
- break;
-
- case DO_STMT:
- if (pp_needs_newline (ppi))
- pp_newline_and_indent (ppi, 0);
- pp_c_identifier (ppi, "do");
- pp_newline_and_indent (ppi, 3);
- pp_statement (ppi, DO_BODY (stmt));
- pp_newline_and_indent (ppi, -3);
- pp_c_identifier (ppi, "while");
- pp_space (ppi);
- pp_c_left_paren (ppi);
- pp_c_expression (ppi, DO_COND (stmt));
- pp_c_right_paren (ppi);
- pp_c_semicolon (ppi);
- pp_needs_newline (ppi) = true;
- break;
-
- case FOR_STMT:
- if (pp_needs_newline (ppi))
- pp_newline_and_indent (ppi, 0);
- pp_c_identifier (ppi, "for");
- pp_space (ppi);
- pp_c_left_paren (ppi);
- if (FOR_INIT_STMT (stmt))
- pp_statement (ppi, FOR_INIT_STMT (stmt));
- else
- pp_c_semicolon (ppi);
- pp_needs_newline (ppi) = false;
- pp_c_whitespace (ppi);
- if (FOR_COND (stmt))
- pp_c_expression (ppi, FOR_COND (stmt));
- pp_c_semicolon (ppi);
- pp_needs_newline (ppi) = false;
- pp_c_whitespace (ppi);
- if (FOR_EXPR (stmt))
- pp_c_expression (ppi, FOR_EXPR (stmt));
- pp_c_right_paren (ppi);
- pp_newline_and_indent (ppi, 3);
- pp_statement (ppi, FOR_BODY (stmt));
- pp_indentation (ppi) -= 3;
- pp_needs_newline (ppi) = true;
- break;
-
- case BREAK_STMT:
- case CONTINUE_STMT:
- if (pp_needs_newline (ppi))
- pp_newline_and_indent (ppi, 0);
- pp_identifier (ppi, code == BREAK_STMT ? "break" : "continue");
- pp_c_semicolon (ppi);
- pp_needs_newline (ppi) = true;
- break;
-
- case RETURN_STMT:
- case GOTO_STMT:
- {
- tree e = code == RETURN_STMT
- ? RETURN_STMT_EXPR (stmt)
- : GOTO_DESTINATION (stmt);
- if (pp_needs_newline (ppi))
- pp_newline_and_indent (ppi, 0);
- pp_c_identifier (ppi, code == RETURN_STMT ? "return" : "goto");
- if (e)
- pp_c_expression (ppi, e);
- pp_c_semicolon (ppi);
- pp_needs_newline (ppi) = true;
- }
- break;
-
- case SCOPE_STMT:
- if (!SCOPE_NULLIFIED_P (stmt) && SCOPE_NO_CLEANUPS_P (stmt))
- {
- int i = 0;
- if (pp_needs_newline (ppi))
- pp_newline_and_indent (ppi, 0);
- if (SCOPE_BEGIN_P (stmt))
- {
- pp_left_brace (ppi);
- i = 3;
- }
- else if (SCOPE_END_P (stmt))
- {
- pp_right_brace (ppi);
- i = -3;
- }
- pp_indentation (ppi) += i;
- pp_needs_newline (ppi) = true;
- }
- break;
-
- case DECL_STMT:
- if (pp_needs_newline (ppi))
- pp_newline_and_indent (ppi, 0);
- pp_declaration (ppi, DECL_STMT_DECL (stmt));
- pp_c_semicolon (ppi);
- pp_needs_newline (ppi) = true;
- break;
-
- case ASM_STMT:
- {
- bool has_volatile_p = ASM_VOLATILE_P (stmt);
- bool is_extended = has_volatile_p || ASM_INPUTS (stmt)
- || ASM_OUTPUTS (stmt) || ASM_CLOBBERS (stmt);
- pp_c_identifier (ppi, is_extended ? "__asm__" : "asm");
- if (has_volatile_p)
- pp_c_identifier (ppi, "__volatile__");
- pp_space (ppi);
- pp_c_left_paren (ppi);
- pp_c_string_literal (ppi, ASM_STRING (stmt));
- if (is_extended)
- {
- pp_space (ppi);
- pp_separate_with (ppi, ':');
- if (ASM_OUTPUTS (stmt))
- pp_c_expression (ppi, ASM_OUTPUTS (stmt));
- pp_space (ppi);
- pp_separate_with (ppi, ':');
- if (ASM_INPUTS (stmt))
- pp_c_expression (ppi, ASM_INPUTS (stmt));
- pp_space (ppi);
- pp_separate_with (ppi, ':');
- if (ASM_CLOBBERS (stmt))
- pp_c_expression (ppi, ASM_CLOBBERS (stmt));
- }
- pp_c_right_paren (ppi);
- pp_newline (ppi);
- }
- break;
-
- case FILE_STMT:
- pp_c_identifier (ppi, "__FILE__");
- pp_space (ppi);
- pp_equal (ppi);
- pp_c_whitespace (ppi);
- pp_c_identifier (ppi, FILE_STMT_FILENAME (stmt));
- pp_c_semicolon (ppi);
- pp_needs_newline (ppi) = true;
- break;
-
- default:
- pp_unsupported_tree (ppi, stmt);
- }
+ if (pp_needs_newline (pp))
+ pp_newline_and_indent (pp, 0);
+ dump_generic_node (pp_base (pp), stmt, pp_indentation (pp), 0, true);
}
\f
/* Initialize the PRETTY-PRINTER for handling C codes. */
+
void
-pp_c_pretty_printer_init (c_pretty_printer pp)
+pp_c_pretty_printer_init (c_pretty_printer *pp)
{
pp->offset_list = 0;
pp->declaration_specifiers = pp_c_declaration_specifiers;
pp->declarator = pp_c_declarator;
pp->direct_declarator = pp_c_direct_declarator;
- pp->type_specifier = pp_c_simple_type_specifier;
+ pp->type_specifier_seq = pp_c_specifier_qualifier_list;
pp->abstract_declarator = pp_c_abstract_declarator;
- pp->parameter_declaration = pp_c_parameter_declaration;
+ pp->direct_abstract_declarator = pp_c_direct_abstract_declarator;
+ pp->ptr_operator = pp_c_pointer;
+ pp->parameter_list = pp_c_parameter_type_list;
pp->type_id = pp_c_type_id;
+ pp->simple_type_specifier = pp_c_type_specifier;
pp->function_specifier = pp_c_function_specifier;
pp->storage_class_specifier = pp_c_storage_class_specifier;
pp->statement = pp_c_statement;
+ pp->constant = pp_c_constant;
pp->id_expression = pp_c_id_expression;
pp->primary_expression = pp_c_primary_expression;
pp->postfix_expression = pp_c_postfix_expression;
pp->multiplicative_expression = pp_c_multiplicative_expression;
pp->conditional_expression = pp_c_conditional_expression;
pp->assignment_expression = pp_c_assignment_expression;
+ pp->expression = pp_c_expression;
+}
+
+
+/* Print the tree T in full, on file FILE. */
+
+void
+print_c_tree (FILE *file, tree t)
+{
+ static c_pretty_printer pp_rec;
+ static bool initialized = 0;
+ c_pretty_printer *pp = &pp_rec;
+
+ if (!initialized)
+ {
+ initialized = 1;
+ pp_construct (pp_base (pp), NULL, 0);
+ pp_c_pretty_printer_init (pp);
+ pp_needs_newline (pp) = true;
+ }
+ pp_base (pp)->buffer->stream = file;
+
+ pp_statement (pp, t);
+
+ pp_newline (pp);
+ pp_flush (pp);
+}
+
+/* Print the tree T in full, on stderr. */
+
+void
+debug_c_tree (tree t)
+{
+ print_c_tree (stderr, t);
+ fputc ('\n', stderr);
+}
+
+/* Output the DECL_NAME of T. If T has no DECL_NAME, output a string made
+ up of T's memory address. */
+
+void
+pp_c_tree_decl_identifier (c_pretty_printer *pp, tree t)
+{
+ const char *name;
+
+ gcc_assert (DECL_P (t));
+
+ if (DECL_NAME (t))
+ name = IDENTIFIER_POINTER (DECL_NAME (t));
+ else
+ {
+ static char xname[8];
+ sprintf (xname, "<U%4x>", ((unsigned)((unsigned long)(t) & 0xffff)));
+ name = xname;
+ }
+
+ pp_c_identifier (pp, name);
}
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