/* primary-expression:
literal
this
:: identifier
:: operator-function-id
:: qualifier-id
( expression )
id-expression */
static void
pp_cxx_primary_expression (cxx_pretty_printer *pp, tree t)
{
switch (TREE_CODE (t))
{
case STRING_CST:
case INTEGER_CST:
case REAL_CST:
pp_c_constant (pp_c_base (pp), t);
break;
case BASELINK:
t = BASELINK_FUNCTIONS (t);
case VAR_DECL:
case PARM_DECL:
case FIELD_DECL:
case FUNCTION_DECL:
case OVERLOAD:
case CONST_DECL:
case TEMPLATE_DECL:
pp_cxx_id_expression (pp, t);
break;
case RESULT_DECL:
case TEMPLATE_TYPE_PARM:
case TEMPLATE_PARM_INDEX:
pp_cxx_unqualified_id (pp, t);
break;
default:
pp_c_primary_expression (pp_c_base (pp), t);
break;
}
}
static void
pp_cxx_parameter_declaration_clause (cxx_pretty_printer *pp, tree t)
{
tree args = TYPE_P (t) ? NULL : FUNCTION_FIRST_USER_PARM (t);
tree types =
TYPE_P (t) ? TYPE_ARG_TYPES (t) : FUNCTION_FIRST_USER_PARMTYPE (t);
const bool abstract = args == NULL
|| pp_c_base (pp)->flags & pp_c_flag_abstract;
bool first = true;
/* Skip artificial parameter for nonstatic member functions. */
if (TREE_CODE (t) == METHOD_TYPE)
types = TREE_CHAIN (types);
pp_cxx_left_paren (pp);
for (; args; args = TREE_CHAIN (args), types = TREE_CHAIN (types))
{
if (!first)
pp_cxx_separate_with (pp, ',');
first = false;
pp_cxx_parameter_declaration (pp, abstract ? TREE_VALUE (types) : args);
if (!abstract && pp_c_base (pp)->flags & pp_cxx_flag_default_argument)
{
pp_cxx_whitespace (pp);
pp_equal (pp);
pp_cxx_whitespace (pp);
pp_cxx_assignment_expression (pp, TREE_PURPOSE (types));
}
}
pp_cxx_right_paren (pp);
}
static void
pp_cxx_assignment_expression (cxx_pretty_printer *pp, tree e)
{
switch (TREE_CODE (e))
{
case MODIFY_EXPR:
case INIT_EXPR:
pp_c_logical_or_expression (pp_c_base (pp), TREE_OPERAND (e, 0));
pp_space (pp);
pp_equal (pp);
pp_space (pp);
pp_cxx_assignment_expression (pp, TREE_OPERAND (e, 1));
break;
case THROW_EXPR:
pp_cxx_identifier (pp, "throw");
if (TREE_OPERAND (e, 0))
pp_cxx_assignment_expression (pp, TREE_OPERAND (e, 0));
break;
case MODOP_EXPR:
pp_c_logical_or_expression (pp_c_base (pp), TREE_OPERAND (e, 0));
pp_cxx_assignment_operator (pp, TREE_OPERAND (e, 1));
pp_cxx_assignment_expression (pp, TREE_OPERAND (e, 2));
break;
default:
pp_cxx_conditional_expression (pp, e);
break;
}
}
static void
pp_cxx_type_id (cxx_pretty_printer *pp, tree t)
{
pp_flags saved_flags = pp_c_base (pp)->flags;
pp_c_base (pp)->flags |= pp_c_flag_abstract;
switch (TREE_CODE (t))
{
case TYPE_DECL:
case UNION_TYPE:
case RECORD_TYPE:
case ENUMERAL_TYPE:
case TYPENAME_TYPE:
case BOUND_TEMPLATE_TEMPLATE_PARM:
case UNBOUND_CLASS_TEMPLATE:
case TEMPLATE_TEMPLATE_PARM:
case TEMPLATE_TYPE_PARM:
case TEMPLATE_PARM_INDEX:
case TEMPLATE_DECL:
case TYPEOF_TYPE:
case TEMPLATE_ID_EXPR:
pp_cxx_type_specifier_seq (pp, t);
break;
default:
pp_c_type_id (pp_c_base (pp), t);
break;
}
pp_c_base (pp)->flags = saved_flags;
}
static void
pp_cxx_conditional_expression (cxx_pretty_printer *pp, tree e)
{
if (TREE_CODE (e) == COND_EXPR)
{
pp_c_logical_or_expression (pp_c_base (pp), TREE_OPERAND (e, 0));
pp_space (pp);
pp_question (pp);
pp_space (pp);
pp_cxx_expression (pp, TREE_OPERAND (e, 1));
pp_space (pp);
pp_cxx_assignment_expression (pp, TREE_OPERAND (e, 2));
}
else
pp_c_logical_or_expression (pp_c_base (pp), e);
}
static void
pp_cxx_type_specifier_seq (cxx_pretty_printer *pp, tree t)
{
switch (TREE_CODE (t))
{
case TEMPLATE_DECL:
case TEMPLATE_TYPE_PARM:
case TEMPLATE_TEMPLATE_PARM:
case TYPE_DECL:
case BOUND_TEMPLATE_TEMPLATE_PARM:
pp_cxx_cv_qualifier_seq (pp, t);
pp_cxx_simple_type_specifier (pp, t);
break;
case METHOD_TYPE:
pp_cxx_type_specifier_seq (pp, TREE_TYPE (t));
pp_cxx_space_for_pointer_operator (pp, TREE_TYPE (t));
pp_cxx_nested_name_specifier (pp, TYPE_METHOD_BASETYPE (t));
break;
default:
if (!(TREE_CODE (t) == FUNCTION_DECL && DECL_CONSTRUCTOR_P (t)))
pp_c_specifier_qualifier_list (pp_c_base (pp), t);
}
}
static void
pp_cxx_simple_type_specifier (cxx_pretty_printer *pp, tree t)
{
switch (TREE_CODE (t))
{
case RECORD_TYPE:
case UNION_TYPE:
case ENUMERAL_TYPE:
pp_cxx_qualified_id (pp, t);
break;
case TEMPLATE_TYPE_PARM:
case TEMPLATE_TEMPLATE_PARM:
case TEMPLATE_PARM_INDEX:
pp_cxx_unqualified_id (pp, t);
break;
case TYPENAME_TYPE:
pp_cxx_identifier (pp, "typename");
pp_cxx_nested_name_specifier (pp, TYPE_CONTEXT (t));
pp_cxx_unqualified_id (pp, TYPE_NAME (t));
break;
default:
pp_c_type_specifier (pp_c_base (pp), t);
break;
}
}
void
pp_cxx_pretty_printer_init (cxx_pretty_printer *pp)
{
pp_c_pretty_printer_init (pp_c_base (pp));
pp_set_line_maximum_length (pp, 0);
pp->c_base.declaration = (pp_fun) pp_cxx_declaration;
pp->c_base.declaration_specifiers = (pp_fun) pp_cxx_decl_specifier_seq;
pp->c_base.function_specifier = (pp_fun) pp_cxx_function_specifier;
pp->c_base.type_specifier_seq = (pp_fun) pp_cxx_type_specifier_seq;
pp->c_base.declarator = (pp_fun) pp_cxx_declarator;
pp->c_base.direct_declarator = (pp_fun) pp_cxx_direct_declarator;
pp->c_base.parameter_list = (pp_fun) pp_cxx_parameter_declaration_clause;
pp->c_base.type_id = (pp_fun) pp_cxx_type_id;
pp->c_base.abstract_declarator = (pp_fun) pp_cxx_abstract_declarator;
pp->c_base.direct_abstract_declarator =
(pp_fun) pp_cxx_direct_abstract_declarator;
pp->c_base.simple_type_specifier = (pp_fun)pp_cxx_simple_type_specifier;
/* pp->c_base.statement = (pp_fun) pp_cxx_statement; */
pp->c_base.id_expression = (pp_fun) pp_cxx_id_expression;
pp->c_base.primary_expression = (pp_fun) pp_cxx_primary_expression;
pp->c_base.postfix_expression = (pp_fun) pp_cxx_postfix_expression;
pp->c_base.unary_expression = (pp_fun) pp_cxx_unary_expression;
pp->c_base.multiplicative_expression = (pp_fun) pp_cxx_multiplicative_expression;
pp->c_base.conditional_expression = (pp_fun) pp_cxx_conditional_expression;
pp->c_base.assignment_expression = (pp_fun) pp_cxx_assignment_expression;
pp->c_base.expression = (pp_fun) pp_cxx_expression;
pp->enclosing_scope = global_namespace;
}
void
pp_c_direct_declarator (c_pretty_printer *pp, tree t)
{
switch (TREE_CODE (t))
{
case VAR_DECL:
case PARM_DECL:
case TYPE_DECL:
case FIELD_DECL:
case LABEL_DECL:
pp_c_space_for_pointer_operator (pp, TREE_TYPE (t));
pp_c_tree_decl_identifier (pp, t);
break;
case ARRAY_TYPE:
case POINTER_TYPE:
/* APPLE LOCAL blocks */
case BLOCK_POINTER_TYPE:
pp_abstract_declarator (pp, TREE_TYPE (t));
break;
case FUNCTION_TYPE:
pp_parameter_list (pp, t);
pp_abstract_declarator (pp, TREE_TYPE (t));
break;
case FUNCTION_DECL:
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_abstract_declarator (pp, TREE_TYPE (t));
else
{
pp_parameter_list (pp, t);
pp_abstract_declarator (pp, TREE_TYPE (TREE_TYPE (t)));
}
break;
case INTEGER_TYPE:
case REAL_TYPE:
case ENUMERAL_TYPE:
case UNION_TYPE:
case RECORD_TYPE:
break;
default:
pp_unsupported_tree (pp, t);
break;
}
}
static void
pp_cxx_cast_expression (cxx_pretty_printer *pp, tree t)
{
switch (TREE_CODE (t))
{
case CAST_EXPR:
pp_cxx_type_id (pp, TREE_TYPE (t));
pp_cxx_call_argument_list (pp, TREE_OPERAND (t, 0));
break;
default:
pp_c_cast_expression (pp_c_base (pp), t);
break;
}
}
static void
pp_cxx_function_specifier (cxx_pretty_printer *pp, tree t)
{
switch (TREE_CODE (t))
{
case FUNCTION_DECL:
if (DECL_VIRTUAL_P (t))
pp_cxx_identifier (pp, "virtual");
else if (DECL_CONSTRUCTOR_P (t) && DECL_NONCONVERTING_P (t))
pp_cxx_identifier (pp, "explicit");
else
pp_c_function_specifier (pp_c_base (pp), t);
default:
break;
}
}
static void
pp_cxx_direct_declarator (cxx_pretty_printer *pp, tree t)
{
switch (TREE_CODE (t))
{
case VAR_DECL:
case PARM_DECL:
case CONST_DECL:
case FIELD_DECL:
if (DECL_NAME (t))
{
pp_cxx_space_for_pointer_operator (pp, TREE_TYPE (t));
pp_cxx_id_expression (pp, DECL_NAME (t));
}
pp_cxx_abstract_declarator (pp, TREE_TYPE (t));
break;
case FUNCTION_DECL:
pp_cxx_space_for_pointer_operator (pp, TREE_TYPE (TREE_TYPE (t)));
pp_cxx_id_expression (pp, t);
pp_cxx_parameter_declaration_clause (pp, t);
if (DECL_NONSTATIC_MEMBER_FUNCTION_P (t))
{
pp_base (pp)->padding = pp_before;
pp_cxx_cv_qualifier_seq (pp, pp_cxx_implicit_parameter_type (t));
}
pp_cxx_exception_specification (pp, TREE_TYPE (t));
break;
case TYPENAME_TYPE:
case TEMPLATE_DECL:
case TEMPLATE_TYPE_PARM:
case TEMPLATE_PARM_INDEX:
case TEMPLATE_TEMPLATE_PARM:
break;
default:
pp_c_direct_declarator (pp_c_base (pp), t);
break;
}
}
static void
pp_cxx_decl_specifier_seq (cxx_pretty_printer *pp, tree t)
{
switch (TREE_CODE (t))
{
case VAR_DECL:
case PARM_DECL:
case CONST_DECL:
case FIELD_DECL:
pp_cxx_storage_class_specifier (pp, t);
pp_cxx_decl_specifier_seq (pp, TREE_TYPE (t));
break;
case TYPE_DECL:
pp_cxx_identifier (pp, "typedef");
pp_cxx_decl_specifier_seq (pp, TREE_TYPE (t));
break;
case RECORD_TYPE:
if (TYPE_PTRMEMFUNC_P (t))
{
tree pfm = TYPE_PTRMEMFUNC_FN_TYPE (t);
pp_cxx_decl_specifier_seq (pp, TREE_TYPE (TREE_TYPE (pfm)));
pp_cxx_whitespace (pp);
pp_cxx_ptr_operator (pp, t);
}
break;
case FUNCTION_DECL:
/* Constructors don't have return types. And conversion functions
do not have a type-specifier in their return types. */
if (DECL_CONSTRUCTOR_P (t) || DECL_CONV_FN_P (t))
pp_cxx_function_specifier (pp, t);
else if (DECL_NONSTATIC_MEMBER_FUNCTION_P (t))
pp_cxx_decl_specifier_seq (pp, TREE_TYPE (TREE_TYPE (t)));
else
default:
pp_c_declaration_specifiers (pp_c_base (pp), t);
break;
}
}
/* unary-expression:
postfix-expression
++ cast-expression
-- cast-expression
unary-operator cast-expression
sizeof unary-expression
sizeof ( type-id )
new-expression
delete-expression
unary-operator: one of
* & + - !
GNU extensions:
__alignof__ unary-expression
__alignof__ ( type-id ) */
static void
pp_cxx_unary_expression (cxx_pretty_printer *pp, tree t)
{
enum tree_code code = TREE_CODE (t);
switch (code)
{
case NEW_EXPR:
case VEC_NEW_EXPR:
pp_cxx_new_expression (pp, t);
break;
case DELETE_EXPR:
case VEC_DELETE_EXPR:
pp_cxx_delete_expression (pp, t);
break;
default:
pp_c_unary_expression (pp_c_base (pp), t);
break;
}
}
static void
pp_cxx_unary_expression (cxx_pretty_printer *pp, tree t)
{
enum tree_code code = TREE_CODE (t);
switch (code)
{
case NEW_EXPR:
case VEC_NEW_EXPR:
pp_cxx_new_expression (pp, t);
break;
case DELETE_EXPR:
case VEC_DELETE_EXPR:
pp_cxx_delete_expression (pp, t);
break;
case SIZEOF_EXPR:
case ALIGNOF_EXPR:
pp_cxx_identifier (pp, code == SIZEOF_EXPR ? "sizeof" : "__alignof__");
pp_cxx_whitespace (pp);
if (TYPE_P (TREE_OPERAND (t, 0)))
{
pp_cxx_left_paren (pp);
pp_cxx_type_id (pp, TREE_OPERAND (t, 0));
pp_cxx_right_paren (pp);
}
else
pp_unary_expression (pp, TREE_OPERAND (t, 0));
break;
case UNARY_PLUS_EXPR:
pp_plus (pp);
pp_cxx_cast_expression (pp, TREE_OPERAND (t, 0));
break;
default:
pp_c_unary_expression (pp_c_base (pp), t);
break;
}
}
static void
pp_cxx_direct_abstract_declarator (cxx_pretty_printer *pp, tree t)
{
switch (TREE_CODE (t))
{
case REFERENCE_TYPE:
pp_cxx_abstract_declarator (pp, t);
break;
case RECORD_TYPE:
if (TYPE_PTRMEMFUNC_P (t))
pp_cxx_direct_abstract_declarator (pp, TYPE_PTRMEMFUNC_FN_TYPE (t));
break;
case METHOD_TYPE:
case FUNCTION_TYPE:
pp_cxx_parameter_declaration_clause (pp, t);
pp_cxx_direct_abstract_declarator (pp, TREE_TYPE (t));
if (TREE_CODE (t) == METHOD_TYPE)
{
pp_base (pp)->padding = pp_before;
pp_cxx_cv_qualifier_seq
(pp, TREE_TYPE (TREE_VALUE (TYPE_ARG_TYPES (t))));
}
pp_cxx_exception_specification (pp, t);
break;
case TYPENAME_TYPE:
case TEMPLATE_TYPE_PARM:
case TEMPLATE_TEMPLATE_PARM:
case BOUND_TEMPLATE_TEMPLATE_PARM:
case UNBOUND_CLASS_TEMPLATE:
break;
default:
pp_c_direct_abstract_declarator (pp_c_base (pp), t);
break;
}
}
static void
pp_cxx_delete_expression (cxx_pretty_printer *pp, tree t)
{
enum tree_code code = TREE_CODE (t);
switch (code)
{
case DELETE_EXPR:
case VEC_DELETE_EXPR:
if (DELETE_EXPR_USE_GLOBAL (t))
pp_cxx_colon_colon (pp);
pp_cxx_identifier (pp, "delete");
if (code == VEC_DELETE_EXPR)
{
pp_left_bracket (pp);
pp_right_bracket (pp);
}
pp_c_cast_expression (pp_c_base (pp), TREE_OPERAND (t, 0));
break;
default:
pp_unsupported_tree (pp, t);
}
}
static void
pp_cxx_new_expression (cxx_pretty_printer *pp, tree t)
{
enum tree_code code = TREE_CODE (t);
switch (code)
{
case NEW_EXPR:
case VEC_NEW_EXPR:
if (NEW_EXPR_USE_GLOBAL (t))
pp_cxx_colon_colon (pp);
pp_cxx_identifier (pp, "new");
if (TREE_OPERAND (t, 0))
{
pp_cxx_call_argument_list (pp, TREE_OPERAND (t, 0));
pp_space (pp);
}
/* FIXME: array-types are built with one more element. */
pp_cxx_type_id (pp, TREE_OPERAND (t, 1));
if (TREE_OPERAND (t, 2))
{
pp_left_paren (pp);
t = TREE_OPERAND (t, 2);
if (TREE_CODE (t) == TREE_LIST)
pp_c_expression_list (pp_c_base (pp), t);
else if (t == void_zero_node)
; /* OK, empty initializer list. */
else
pp_cxx_expression (pp, t);
pp_right_paren (pp);
}
break;
default:
pp_unsupported_tree (pp, t);
}
}
static void
pp_cxx_expression (cxx_pretty_printer *pp, tree t)
{
switch (TREE_CODE (t))
{
case STRING_CST:
case INTEGER_CST:
case REAL_CST:
pp_c_constant (pp_c_base (pp), t);
break;
case RESULT_DECL:
pp_cxx_unqualified_id (pp, t);
break;
#if 0
case OFFSET_REF:
#endif
case SCOPE_REF:
case PTRMEM_CST:
pp_cxx_qualified_id (pp, t);
break;
case OVERLOAD:
t = OVL_CURRENT (t);
case VAR_DECL:
case PARM_DECL:
case FIELD_DECL:
case CONST_DECL:
case FUNCTION_DECL:
case BASELINK:
case TEMPLATE_DECL:
case TEMPLATE_TYPE_PARM:
case TEMPLATE_PARM_INDEX:
case TEMPLATE_TEMPLATE_PARM:
case STMT_EXPR:
pp_cxx_primary_expression (pp, t);
break;
case CALL_EXPR:
case DYNAMIC_CAST_EXPR:
case STATIC_CAST_EXPR:
case REINTERPRET_CAST_EXPR:
case CONST_CAST_EXPR:
#if 0
case MEMBER_REF:
#endif
case EMPTY_CLASS_EXPR:
case TYPEID_EXPR:
case PSEUDO_DTOR_EXPR:
case AGGR_INIT_EXPR:
case ARROW_EXPR:
pp_cxx_postfix_expression (pp, t);
break;
case NEW_EXPR:
case VEC_NEW_EXPR:
pp_cxx_new_expression (pp, t);
break;
case DELETE_EXPR:
case VEC_DELETE_EXPR:
pp_cxx_delete_expression (pp, t);
break;
case SIZEOF_EXPR:
case ALIGNOF_EXPR:
pp_cxx_unary_expression (pp, t);
break;
case CAST_EXPR:
pp_cxx_cast_expression (pp, t);
break;
case OFFSET_REF:
case MEMBER_REF:
case DOTSTAR_EXPR:
pp_cxx_pm_expression (pp, t);
break;
case MULT_EXPR:
case TRUNC_DIV_EXPR:
case TRUNC_MOD_EXPR:
pp_cxx_multiplicative_expression (pp, t);
break;
case COND_EXPR:
pp_cxx_conditional_expression (pp, t);
break;
case MODIFY_EXPR:
case INIT_EXPR:
case THROW_EXPR:
case MODOP_EXPR:
pp_cxx_assignment_expression (pp, t);
break;
case NON_DEPENDENT_EXPR:
case MUST_NOT_THROW_EXPR:
pp_cxx_expression (pp, t);
break;
default:
pp_c_expression (pp_c_base (pp), t);
break;
}
}
static void
pp_cxx_statement (cxx_pretty_printer *pp, tree t)
{
switch (TREE_CODE (t))
{
case CTOR_INITIALIZER:
pp_cxx_ctor_initializer (pp, t);
break;
case USING_STMT:
pp_cxx_identifier (pp, "using");
pp_cxx_identifier (pp, "namespace");
if (DECL_CONTEXT (t))
pp_cxx_nested_name_specifier (pp, DECL_CONTEXT (t));
pp_cxx_qualified_id (pp, USING_STMT_NAMESPACE (t));
break;
case USING_DECL:
pp_cxx_identifier (pp, "using");
pp_cxx_nested_name_specifier (pp, USING_DECL_SCOPE (t));
pp_cxx_unqualified_id (pp, DECL_NAME (t));
break;
case EH_SPEC_BLOCK:
break;
/* try-block:
try compound-statement handler-seq */
case TRY_BLOCK:
pp_maybe_newline_and_indent (pp, 0);
pp_cxx_identifier (pp, "try");
pp_newline_and_indent (pp, 3);
pp_cxx_statement (pp, TRY_STMTS (t));
pp_newline_and_indent (pp, -3);
if (CLEANUP_P (t))
;
else
pp_cxx_statement (pp, TRY_HANDLERS (t));
break;
/*
handler-seq:
handler handler-seq(opt)
handler:
catch ( exception-declaration ) compound-statement
exception-declaration:
type-specifier-seq declarator
type-specifier-seq abstract-declarator
... */
case HANDLER:
pp_cxx_identifier (pp, "catch");
pp_cxx_left_paren (pp);
pp_cxx_exception_declaration (pp, HANDLER_PARMS (t));
pp_cxx_right_paren (pp);
pp_indentation (pp) += 3;
pp_needs_newline (pp) = true;
pp_cxx_statement (pp, HANDLER_BODY (t));
pp_indentation (pp) -= 3;
pp_needs_newline (pp) = true;
break;
/* selection-statement:
if ( expression ) statement
if ( expression ) statement else statement */
case IF_STMT:
pp_cxx_identifier (pp, "if");
pp_cxx_whitespace (pp);
pp_cxx_left_paren (pp);
pp_cxx_expression (pp, IF_COND (t));
pp_cxx_right_paren (pp);
pp_newline_and_indent (pp, 2);
pp_cxx_statement (pp, THEN_CLAUSE (t));
pp_newline_and_indent (pp, -2);
if (ELSE_CLAUSE (t))
{
tree else_clause = ELSE_CLAUSE (t);
pp_cxx_identifier (pp, "else");
if (TREE_CODE (else_clause) == IF_STMT)
pp_cxx_whitespace (pp);
else
pp_newline_and_indent (pp, 2);
pp_cxx_statement (pp, else_clause);
if (TREE_CODE (else_clause) != IF_STMT)
pp_newline_and_indent (pp, -2);
}
break;
case SWITCH_STMT:
pp_cxx_identifier (pp, "switch");
pp_space (pp);
pp_cxx_left_paren (pp);
pp_cxx_expression (pp, SWITCH_STMT_COND (t));
pp_cxx_right_paren (pp);
pp_indentation (pp) += 3;
pp_needs_newline (pp) = true;
pp_cxx_statement (pp, SWITCH_STMT_BODY (t));
pp_newline_and_indent (pp, -3);
break;
/* iteration-statement:
while ( expression ) statement
do statement while ( expression ) ;
for ( expression(opt) ; expression(opt) ; expression(opt) ) statement
for ( declaration expression(opt) ; expression(opt) ) statement */
case WHILE_STMT:
pp_cxx_identifier (pp, "while");
pp_space (pp);
pp_cxx_left_paren (pp);
pp_cxx_expression (pp, WHILE_COND (t));
pp_cxx_right_paren (pp);
pp_newline_and_indent (pp, 3);
pp_cxx_statement (pp, WHILE_BODY (t));
pp_indentation (pp) -= 3;
pp_needs_newline (pp) = true;
break;
case DO_STMT:
pp_cxx_identifier (pp, "do");
pp_newline_and_indent (pp, 3);
pp_cxx_statement (pp, DO_BODY (t));
pp_newline_and_indent (pp, -3);
pp_cxx_identifier (pp, "while");
pp_space (pp);
pp_cxx_left_paren (pp);
pp_cxx_expression (pp, DO_COND (t));
pp_cxx_right_paren (pp);
pp_cxx_semicolon (pp);
pp_needs_newline (pp) = true;
break;
case FOR_STMT:
pp_cxx_identifier (pp, "for");
pp_space (pp);
pp_cxx_left_paren (pp);
if (FOR_INIT_STMT (t))
pp_cxx_statement (pp, FOR_INIT_STMT (t));
else
pp_cxx_semicolon (pp);
pp_needs_newline (pp) = false;
pp_cxx_whitespace (pp);
if (FOR_COND (t))
pp_cxx_expression (pp, FOR_COND (t));
pp_cxx_semicolon (pp);
pp_needs_newline (pp) = false;
pp_cxx_whitespace (pp);
if (FOR_EXPR (t))
pp_cxx_expression (pp, FOR_EXPR (t));
pp_cxx_right_paren (pp);
pp_newline_and_indent (pp, 3);
pp_cxx_statement (pp, FOR_BODY (t));
pp_indentation (pp) -= 3;
pp_needs_newline (pp) = true;
break;
/* jump-statement:
goto identifier;
continue ;
return expression(opt) ; */
case BREAK_STMT:
case CONTINUE_STMT:
pp_identifier (pp, TREE_CODE (t) == BREAK_STMT ? "break" : "continue");
pp_cxx_semicolon (pp);
pp_needs_newline (pp) = true;
break;
/* expression-statement:
expression(opt) ; */
case EXPR_STMT:
pp_cxx_expression (pp, EXPR_STMT_EXPR (t));
pp_cxx_semicolon (pp);
pp_needs_newline (pp) = true;
break;
case CLEANUP_STMT:
pp_cxx_identifier (pp, "try");
pp_newline_and_indent (pp, 2);
pp_cxx_statement (pp, CLEANUP_BODY (t));
pp_newline_and_indent (pp, -2);
pp_cxx_identifier (pp, CLEANUP_EH_ONLY (t) ? "catch" : "finally");
pp_newline_and_indent (pp, 2);
pp_cxx_statement (pp, CLEANUP_EXPR (t));
pp_newline_and_indent (pp, -2);
break;
default:
pp_c_statement (pp_c_base (pp), t);
break;
}
}
static void
pp_cxx_postfix_expression (cxx_pretty_printer *pp, tree t)
{
enum tree_code code = TREE_CODE (t);
switch (code)
{
case AGGR_INIT_EXPR:
case CALL_EXPR:
{
tree fun = TREE_OPERAND (t, 0);
tree args = TREE_OPERAND (t, 1);
tree saved_scope = pp->enclosing_scope;
if (TREE_CODE (fun) == ADDR_EXPR)
fun = TREE_OPERAND (fun, 0);
/* In templates, where there is no way to tell whether a given
call uses an actual member function. So the parser builds
FUN as a COMPONENT_REF or a plain IDENTIFIER_NODE until
instantiation time. */
if (TREE_CODE (fun) != FUNCTION_DECL)
;
else if (DECL_NONSTATIC_MEMBER_FUNCTION_P (fun))
{
tree object = code == AGGR_INIT_EXPR && AGGR_INIT_VIA_CTOR_P (t)
? TREE_OPERAND (t, 2)
: TREE_VALUE (args);
while (TREE_CODE (object) == NOP_EXPR)
object = TREE_OPERAND (object, 0);
if (TREE_CODE (object) == ADDR_EXPR)
object = TREE_OPERAND (object, 0);
if (TREE_CODE (TREE_TYPE (object)) != POINTER_TYPE)
{
pp_cxx_postfix_expression (pp, object);
pp_cxx_dot (pp);
}
else
{
pp_cxx_postfix_expression (pp, object);
pp_cxx_arrow (pp);
}
args = TREE_CHAIN (args);
pp->enclosing_scope = strip_pointer_operator (TREE_TYPE (object));
}
pp_cxx_postfix_expression (pp, fun);
pp->enclosing_scope = saved_scope;
pp_cxx_call_argument_list (pp, args);
}
if (code == AGGR_INIT_EXPR && AGGR_INIT_VIA_CTOR_P (t))
{
pp_cxx_separate_with (pp, ',');
pp_cxx_postfix_expression (pp, TREE_OPERAND (t, 2));
}
break;
case BASELINK:
case VAR_DECL:
case PARM_DECL:
case FIELD_DECL:
case FUNCTION_DECL:
case OVERLOAD:
case CONST_DECL:
case TEMPLATE_DECL:
case RESULT_DECL:
pp_cxx_primary_expression (pp, t);
break;
case DYNAMIC_CAST_EXPR:
case STATIC_CAST_EXPR:
case REINTERPRET_CAST_EXPR:
case CONST_CAST_EXPR:
if (code == DYNAMIC_CAST_EXPR)
pp_cxx_identifier (pp, "dynamic_cast");
else if (code == STATIC_CAST_EXPR)
pp_cxx_identifier (pp, "static_cast");
else if (code == REINTERPRET_CAST_EXPR)
pp_cxx_identifier (pp, "reinterpret_cast");
else
pp_cxx_identifier (pp, "const_cast");
pp_cxx_begin_template_argument_list (pp);
pp_cxx_type_id (pp, TREE_TYPE (t));
pp_cxx_end_template_argument_list (pp);
pp_left_paren (pp);
pp_cxx_expression (pp, TREE_OPERAND (t, 0));
pp_right_paren (pp);
break;
case EMPTY_CLASS_EXPR:
pp_cxx_type_id (pp, TREE_TYPE (t));
pp_left_paren (pp);
pp_right_paren (pp);
break;
case TYPEID_EXPR:
t = TREE_OPERAND (t, 0);
pp_cxx_identifier (pp, "typeid");
pp_left_paren (pp);
if (TYPE_P (t))
pp_cxx_type_id (pp, t);
else
pp_cxx_expression (pp, t);
pp_right_paren (pp);
break;
case PSEUDO_DTOR_EXPR:
pp_cxx_postfix_expression (pp, TREE_OPERAND (t, 0));
pp_cxx_dot (pp);
pp_cxx_qualified_id (pp, TREE_OPERAND (t, 1));
pp_cxx_colon_colon (pp);
pp_complement (pp);
pp_cxx_unqualified_id (pp, TREE_OPERAND (t, 2));
break;
case ARROW_EXPR:
pp_cxx_postfix_expression (pp, TREE_OPERAND (t, 0));
pp_cxx_arrow (pp);
break;
default:
pp_c_postfix_expression (pp_c_base (pp), t);
break;
}
}
void
pp_cxx_statement (cxx_pretty_printer *pp, tree t)
{
switch (TREE_CODE (t))
{
case USING_STMT:
pp_cxx_identifier (pp, "using");
pp_cxx_identifier (pp, "namespace");
pp_cxx_qualified_id (pp, USING_STMT_NAMESPACE (t));
break;
case USING_DECL:
pp_cxx_identifier (pp, "using");
pp_cxx_nested_name_specifier (pp, DECL_INITIAL (t));
pp_cxx_unqualified_id (pp, DECL_NAME (t));
break;
case EH_SPEC_BLOCK:
break;
/* try-block:
try compound-statement handler-seq */
case TRY_BLOCK:
pp_maybe_newline_and_indent (pp, 0);
pp_cxx_identifier (pp, "try");
pp_newline_and_indent (pp, 3);
pp_cxx_statement (pp, TRY_STMTS (t));
pp_newline_and_indent (pp, -3);
if (CLEANUP_P (t))
;
else
pp_cxx_statement (pp, TRY_HANDLERS (t));
break;
/*
handler-seq:
handler handler-seq(opt)
handler:
catch ( exception-declaration ) compound-statement
exception-declaration:
type-specifier-seq declarator
type-specifier-seq abstract-declarator
... */
case HANDLER:
pp_cxx_identifier (pp, "catch");
pp_cxx_left_paren (pp);
pp_cxx_exception_declaration (pp, HANDLER_PARMS (t));
pp_cxx_right_paren (pp);
pp_indentation (pp) += 3;
pp_needs_newline (pp) = true;
pp_cxx_statement (pp, HANDLER_BODY (t));
pp_indentation (pp) -= 3;
pp_needs_newline (pp) = true;
break;
default:
pp_c_statement (pp_c_base (pp), t);
break;
}
}
