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_namespace_alias_definition (cxx_pretty_printer *pp, tree t)
{
pp_cxx_identifier (pp, "namespace");
pp_cxx_unqualified_id (pp, t);
pp_cxx_whitespace (pp);
pp_equal (pp);
pp_cxx_whitespace (pp);
pp_cxx_qualified_id (pp, DECL_NAMESPACE_ALIAS (t));
pp_cxx_semicolon (pp);
}
static void
pp_cxx_original_namespace_definition (cxx_pretty_printer *pp, tree t)
{
pp_cxx_identifier (pp, "namespace");
if (DECL_NAME (t))
pp_cxx_unqualified_id (pp, t);
pp_cxx_whitespace (pp);
pp_cxx_left_brace (pp);
/* We do not print the namespace-body. */
pp_cxx_whitespace (pp);
pp_cxx_right_brace (pp);
}
static void
pp_cxx_ctor_initializer (cxx_pretty_printer *pp, tree t)
{
t = TREE_OPERAND (t, 0);
pp_cxx_whitespace (pp);
pp_colon (pp);
pp_cxx_whitespace (pp);
for (; t; t = TREE_CHAIN (t))
{
pp_cxx_primary_expression (pp, TREE_PURPOSE (t));
pp_cxx_call_argument_list (pp, TREE_VALUE (t));
if (TREE_CHAIN (t))
pp_cxx_separate_with (pp, ',');
}
}
static inline void
pp_cxx_nonconsecutive_character (cxx_pretty_printer *pp, int c)
{
const char *p = pp_last_position_in_text (pp);
if (p != NULL && *p == c)
pp_cxx_whitespace (pp);
pp_character (pp, c);
pp_base (pp)->padding = pp_none;
}
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;
}
}
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_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;
}
}
