1 /* Subroutines common to both C and C++ pretty-printers.
2 Copyright (C) 2002 Free Software Foundation, Inc.
3 Contributed by Gabriel Dos Reis <gdr@integrable-solutions.net>
5 This file is part of GCC.
7 GCC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 2, or (at your option) any later
12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING. If not, write to the Free
19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
25 #include "c-pretty-print.h"
29 static void pp_c_char PARAMS ((c_pretty_printer, int));
30 static void pp_c_character_literal PARAMS ((c_pretty_printer, tree));
31 static void pp_c_bool_literal PARAMS ((c_pretty_printer, tree));
32 static bool pp_c_enumerator PARAMS ((c_pretty_printer, tree));
33 static void pp_c_integer_literal PARAMS ((c_pretty_printer, tree));
34 static void pp_c_real_literal PARAMS ((c_pretty_printer, tree));
35 static void pp_c_string_literal PARAMS ((c_pretty_printer, tree));
37 static void pp_c_primary_expression PARAMS ((c_pretty_printer, tree));
39 /* postfix-expression */
40 static void pp_c_initializer_list PARAMS ((c_pretty_printer, tree));
42 static void pp_c_unary_expression PARAMS ((c_pretty_printer, tree));
43 static void pp_c_multiplicative_expression PARAMS ((c_pretty_printer, tree));
44 static void pp_c_additive_expression PARAMS ((c_pretty_printer, tree));
45 static void pp_c_shift_expression PARAMS ((c_pretty_printer, tree));
46 static void pp_c_relational_expression PARAMS ((c_pretty_printer, tree));
47 static void pp_c_equality_expression PARAMS ((c_pretty_printer, tree));
48 static void pp_c_and_expression PARAMS ((c_pretty_printer, tree));
49 static void pp_c_exclusive_or_expression PARAMS ((c_pretty_printer,
51 static void pp_c_inclusive_or_expression PARAMS ((c_pretty_printer,
53 static void pp_c_logical_and_expression PARAMS ((c_pretty_printer, tree));
54 static void pp_c_conditional_expression PARAMS ((c_pretty_printer, tree));
55 static void pp_c_assignment_expression PARAMS ((c_pretty_printer, tree));
58 static void pp_c_declaration_specifiers PARAMS ((c_pretty_printer, tree));
59 static void pp_c_init_declarator PARAMS ((c_pretty_printer, tree));
60 static void pp_c_declarator PARAMS ((c_pretty_printer, tree));
61 static void pp_c_direct_declarator PARAMS ((c_pretty_printer, tree));
62 static void pp_c_abstract_declarator PARAMS ((c_pretty_printer, tree));
63 static void pp_c_specifier_qualifier_list PARAMS ((c_pretty_printer, tree));
64 static void pp_c_simple_type_specifier PARAMS ((c_pretty_printer, tree));
65 static void pp_c_parameter_declaration PARAMS ((c_pretty_printer, tree));
66 static void pp_c_type_id PARAMS ((c_pretty_printer, tree));
67 static void pp_c_storage_class_specifier PARAMS ((c_pretty_printer, tree));
68 static void pp_c_function_specifier PARAMS ((c_pretty_printer, tree));
73 /* Print out CV-qualifiers. Take care of possible extensions. */
75 pp_c_cv_qualifier (ppi, cv)
79 if (cv & TYPE_QUAL_CONST)
80 pp_c_identifier (ppi, "const");
81 if (cv & TYPE_QUAL_VOLATILE)
82 pp_c_identifier (ppi, "volatile");
83 if (cv & TYPE_QUAL_RESTRICT)
84 pp_c_identifier (ppi, flag_isoc99 ? "restrict" : "__restrict__");
88 pp_c_simple_type_specifier (ppi, t)
92 const enum tree_code code = TREE_CODE (t);
96 pp_c_identifier (ppi, "<type-error>");
101 pp_c_identifier (ppi, "<unkown-type>");
105 case IDENTIFIER_NODE:
106 pp_c_tree_identifier (ppi, t);
114 pp_c_tree_identifier (ppi, DECL_NAME (t));
119 pp_c_simple_type_specifier (ppi, TYPE_MAIN_VARIANT (TREE_TYPE (t)));
120 if (code == COMPLEX_TYPE)
121 pp_c_identifier (ppi, flag_isoc99 ? "_Complex" : "__complex__");
122 else if (code == VECTOR_TYPE)
123 pp_c_identifier (ppi, "__vector__");
128 pp_c_tree_identifier (ppi, DECL_NAME (t));
130 pp_c_identifier (ppi, "<typedef-error>");
136 if (code == UNION_TYPE)
137 pp_c_identifier (ppi, "union");
138 else if (code == RECORD_TYPE)
139 pp_c_identifier (ppi, "struct");
140 else if (code == ENUMERAL_TYPE)
141 pp_c_identifier (ppi, "enum");
143 pp_c_identifier (ppi, "<tag-error>");
146 pp_c_tree_identifier (ppi, TYPE_NAME (t));
148 pp_c_identifier (ppi, "<anonymous>");
152 pp_unsupported_tree (ppi, t);
157 pp_c_specifier_qualifier_list (ppi, t)
158 c_pretty_printer ppi;
161 pp_c_simple_type_specifier (ppi, TYPE_MAIN_VARIANT (TREE_TYPE (t)));
162 pp_c_cv_qualifier (ppi, TYPE_QUALS (t));
166 pp_c_abstract_declarator (ppi, t)
167 c_pretty_printer ppi;
170 pp_unsupported_tree (ppi, t);
175 pp_c_type_id (ppi, t)
176 c_pretty_printer ppi;
179 pp_c_specifier_qualifier_list (ppi, t);
180 pp_c_abstract_declarator (ppi, t);
184 pp_c_storage_class_specifier (pp, t)
188 if (TREE_CODE (t) == TYPE_DECL)
189 pp_c_identifier (pp, "typedef");
190 else if (DECL_REGISTER (t))
191 pp_c_identifier (pp, "register");
195 pp_c_function_specifier (pp, t)
199 if (TREE_CODE (t) == FUNCTION_DECL && DECL_DECLARED_INLINE_P (t))
200 pp_c_identifier (pp, "inline");
204 pp_c_declaration_specifiers (pp, t)
208 pp_c_storage_class_specifier (pp, t);
209 pp_c_function_specifier (pp, t);
210 pp_type_specifier (pp, TYPE_MAIN_VARIANT (TREE_TYPE (t)));
211 pp_c_cv_qualifier (pp, TYPE_QUALS (TREE_TYPE (t)));
215 pp_c_direct_declarator (pp, t)
219 pp_unsupported_tree (pp, t);
223 pp_c_declarator (pp, t)
227 pp_unsupported_tree (pp, t);
231 pp_c_init_declarator (pp, t)
235 pp_declarator (pp, t);
236 if (DECL_INITIAL (t))
241 pp_c_initializer (pp, DECL_INITIAL (t));
246 pp_c_declaration (pp, t)
250 pp_declaration_specifiers (pp, t);
251 pp_c_init_declarator (pp, t);
255 pp_c_parameter_declaration (pp, t)
259 pp_unsupported_tree (pp, t);
265 /* Print out a c-char. */
268 c_pretty_printer ppi;
274 pp_identifier (ppi, "\\n");
277 pp_identifier (ppi, "\\t");
280 pp_identifier (ppi, "\\v");
283 pp_identifier (ppi, "\\b");
286 pp_identifier (ppi, "\\r");
289 pp_identifier (ppi, "\\f");
292 pp_identifier (ppi, "\\a");
295 pp_identifier (ppi, "\\\\");
298 pp_identifier (ppi, "\\'");
301 pp_identifier (ppi, "\\\"");
305 pp_character (ppi, c);
307 pp_format_scalar (ppi, "\\%03o", (unsigned) c);
312 /* Print out a STRING literal. */
314 pp_c_string_literal (ppi, s)
315 c_pretty_printer ppi;
318 const char *p = TREE_STRING_POINTER (s);
319 int n = TREE_STRING_LENGTH (s) - 1;
321 pp_doublequote (ppi);
322 for (i = 0; i < n; ++i)
323 pp_c_char (ppi, p[i]);
324 pp_doublequote (ppi);
327 /* Print out a CHARACTER literal. */
329 pp_c_character_literal (ppi, c)
330 c_pretty_printer ppi;
334 pp_c_char (ppi, tree_low_cst (c, 0));
338 /* Print out a BOOLEAN literal. */
340 pp_c_bool_literal (ppi, b)
341 c_pretty_printer ppi;
344 if (b == boolean_false_node || integer_zerop (b))
346 if (c_language == clk_cplusplus)
347 pp_c_identifier (ppi, "false");
348 else if (c_language == clk_c && flag_isoc99)
349 pp_c_identifier (ppi, "_False");
351 pp_unsupported_tree (ppi, b);
353 else if (b == boolean_true_node)
355 if (c_language == clk_cplusplus)
356 pp_c_identifier (ppi, "true");
357 else if (c_language == clk_c && flag_isoc99)
358 pp_c_identifier (ppi, "_True");
360 pp_unsupported_tree (ppi, b);
363 pp_unsupported_tree (ppi, b);
366 /* Attempt to print out an ENUMERATOR. Return true on success. Else return
367 false; that means the value was obtained by a cast, in which case
368 print out the type-id part of the cast-expression -- the casted value
369 is then printed by pp_c_integer_literal. */
371 pp_c_enumerator (ppi, e)
372 c_pretty_printer ppi;
375 tree type = TREE_TYPE (e);
378 /* Find the name of this constant. */
379 for (value = TYPE_VALUES (type);
380 value != NULL_TREE && !tree_int_cst_equal (TREE_VALUE (value), e);
381 value = TREE_CHAIN (value))
384 if (value != NULL_TREE)
385 pp_c_tree_identifier (ppi, TREE_PURPOSE (value));
388 /* Value must have been cast. */
389 pp_c_left_paren (ppi);
390 pp_type_id (ppi, type);
391 pp_c_right_paren (ppi);
398 /* Print out an INTEGER constant value. */
400 pp_c_integer_literal (ppi, i)
401 c_pretty_printer ppi;
404 tree type = TREE_TYPE (i);
406 if (type == boolean_type_node)
407 pp_c_bool_literal (ppi, i);
408 else if (type == char_type_node)
409 pp_c_character_literal (ppi, i);
410 else if (TREE_CODE (type) == ENUMERAL_TYPE
411 && pp_c_enumerator (ppi, i))
415 if (host_integerp (i, 0))
416 pp_wide_integer (ppi, TREE_INT_CST_LOW (i));
419 if (tree_int_cst_sgn (i) < 0)
421 static char format[10]; /* "%x%09999x\0" */
423 sprintf (format, "%%x%%0%dx", HOST_BITS_PER_INT / 4);
425 pp_c_char (ppi, '-');
426 i = build_int_2 (-TREE_INT_CST_LOW (i),
427 ~TREE_INT_CST_HIGH (i) + !TREE_INT_CST_LOW (i));
428 sprintf (pp_buffer (ppi)->digit_buffer, format,
429 TREE_INT_CST_HIGH (i), TREE_INT_CST_LOW (i));
430 pp_identifier (ppi, pp_buffer (ppi)->digit_buffer);
437 /* Print out a REAL value. */
439 pp_c_real_literal (ppi, r)
440 c_pretty_printer ppi;
443 REAL_VALUE_TO_DECIMAL (TREE_REAL_CST (r), "%.16g",
444 pp_buffer (ppi)->digit_buffer);
445 pp_identifier (ppi, pp_buffer(ppi)->digit_buffer);
450 pp_c_literal (ppi, e)
451 c_pretty_printer ppi;
454 switch (TREE_CODE (e))
457 pp_c_integer_literal (ppi, e);
461 pp_c_real_literal (ppi, e);
465 pp_c_string_literal (ppi, e);
469 pp_unsupported_tree (ppi, e);
474 /* Pretty-print a C primary-expression. */
476 pp_c_primary_expression (ppi, e)
477 c_pretty_printer ppi;
480 switch (TREE_CODE (e))
490 case IDENTIFIER_NODE:
491 pp_c_tree_identifier (ppi, e);
495 pp_c_identifier (ppi, "<erroneous-expression>");
499 pp_c_identifier (ppi, "<return-value>");
505 pp_c_literal (ppi, e);
509 pp_c_left_paren (ppi);
510 pp_c_identifier (ppi, "__builtin_memcpy");
511 pp_c_left_paren (ppi);
513 pp_c_primary_expression (ppi, TREE_OPERAND (e, 0));
514 pp_separate_with (ppi, ',');
516 pp_initializer (ppi, TREE_OPERAND (e, 1));
517 if (TREE_OPERAND (e, 2))
519 pp_separate_with (ppi, ',');
520 pp_c_expression (ppi, TREE_OPERAND (e, 2));
522 pp_c_right_paren (ppi);
525 pp_c_left_paren (ppi);
526 pp_statement (ppi, STMT_EXPR_STMT (e));
527 pp_c_right_paren (ppi);
531 /* Make sure this call won't cause any infinite loop. */
532 pp_c_left_paren (ppi);
533 pp_c_expression (ppi, e);
534 pp_c_right_paren (ppi);
539 /* Print out a C initializer -- also support C compound-literals. */
541 pp_c_initializer (ppi, e)
542 c_pretty_printer ppi;
545 if (TREE_CODE (e) == CONSTRUCTOR)
547 enum tree_code code = TREE_CODE (TREE_TYPE (e));
548 if (code == RECORD_TYPE || code == UNION_TYPE || code == ARRAY_TYPE)
551 pp_c_initializer_list (ppi, e);
552 pp_right_brace (ppi);
555 pp_unsupported_tree (ppi, TREE_OPERAND (e, 1));
558 pp_assignment_expression (ppi, e);
562 pp_c_initializer_list (ppi, e)
563 c_pretty_printer ppi;
566 tree type = TREE_TYPE (e);
567 const enum tree_code code = TREE_CODE (type);
569 if (code == RECORD_TYPE || code == UNION_TYPE || code == ARRAY_TYPE)
571 tree init = TREE_OPERAND (e, 1);
572 for (; init != NULL_TREE; init = TREE_CHAIN (init))
574 if (code == RECORD_TYPE || code == UNION_TYPE)
577 pp_c_primary_expression (ppi, TREE_PURPOSE (init));
581 pp_c_left_bracket (ppi);
582 if (TREE_PURPOSE (init))
583 pp_c_literal (ppi, TREE_PURPOSE (init));
584 pp_c_right_bracket (ppi);
586 pp_c_whitespace (ppi);
588 pp_c_whitespace (ppi);
589 pp_initializer (ppi, TREE_VALUE (init));
590 if (TREE_CHAIN (init))
591 pp_separate_with (ppi, ',');
595 pp_unsupported_tree (ppi, type);
599 pp_c_postfix_expression (ppi, e)
600 c_pretty_printer ppi;
603 enum tree_code code = TREE_CODE (e);
606 case POSTINCREMENT_EXPR:
607 case POSTDECREMENT_EXPR:
608 pp_postfix_expression (ppi, TREE_OPERAND (e, 0));
609 pp_identifier (ppi, code == POSTINCREMENT_EXPR ? "++" : "--");
613 pp_postfix_expression (ppi, TREE_OPERAND (e, 0));
618 pp_postfix_expression (ppi, TREE_OPERAND (e, 0));
619 pp_c_left_bracket (ppi);
620 pp_c_expression (ppi, TREE_OPERAND (e, 1));
621 pp_c_right_bracket (ppi);
625 pp_postfix_expression (ppi, TREE_OPERAND (e, 0));
626 pp_c_left_paren (ppi);
627 pp_c_expression_list (ppi, TREE_OPERAND (e, 1));
628 pp_c_right_paren (ppi);
633 pp_c_identifier (ppi,
634 code == ABS_EXPR ? "__builtin_abs" : "__builtin_ffs");
635 pp_c_left_paren (ppi);
636 pp_c_expression (ppi, TREE_OPERAND (e, 0));
637 pp_c_right_paren (ppi);
642 tree object = TREE_OPERAND (e, 0);
643 if (TREE_CODE (object) == INDIRECT_REF)
645 pp_postfix_expression (ppi, TREE_OPERAND (object, 0));
650 pp_postfix_expression (ppi, object);
653 pp_c_expression (ppi, TREE_OPERAND (e, 1));
660 pp_c_left_paren (ppi);
661 pp_type_id (ppi, TREE_TYPE (e));
662 pp_c_right_paren (ppi);
665 if (code == COMPLEX_CST)
667 pp_c_expression (ppi, TREE_REALPART (e));
668 pp_separate_with (ppi, ',');
669 pp_c_expression (ppi, TREE_IMAGPART (e));
671 else if (code == VECTOR_CST)
672 pp_c_expression_list (ppi, TREE_VECTOR_CST_ELTS (e));
673 else if (code == COMPLEX_EXPR)
675 pp_c_expression (ppi, TREE_OPERAND (e, 0));
676 pp_separate_with (ppi, ',');
677 pp_c_expression (ppi, TREE_OPERAND (e, 1));
680 pp_right_brace (ppi);
683 case COMPOUND_LITERAL_EXPR:
684 e = DECL_INITIAL (e);
687 pp_initializer (ppi, e);
693 pp_identifier (ppi, "__location__");
694 pp_right_paren (ppi);
698 pp_identifier (ppi, "file");
701 pp_c_whitespace (ppi);
702 pp_c_expression (ppi, SRCLOC_FILE (e));
703 pp_separate_with (ppi, ',');
705 pp_identifier (ppi, "line");
708 pp_c_whitespace (ppi);
709 pp_c_expression (ppi, SRCLOC_LINE (e));
710 pp_right_brace (ppi);
715 pp_c_identifier (ppi, "__builtin_va_arg");
716 pp_c_left_paren (ppi);
717 pp_assignment_expression (ppi, TREE_OPERAND (e, 0));
718 pp_separate_with (ppi, ',');
719 pp_type_id (ppi, TREE_TYPE (e));
720 pp_c_right_paren (ppi);
724 pp_primary_expression (ppi, e);
729 /* Print out an expression-list; E is expected to be a TREE_LIST */
731 pp_c_expression_list (ppi, e)
732 c_pretty_printer ppi;
735 for (; e != NULL_TREE; e = TREE_CHAIN (e))
737 pp_c_assignment_expression (ppi, TREE_VALUE (e));
739 pp_separate_with (ppi, ',');
744 pp_c_unary_expression (ppi, e)
745 c_pretty_printer ppi;
748 enum tree_code code = TREE_CODE (e);
751 case PREINCREMENT_EXPR:
752 case PREDECREMENT_EXPR:
753 pp_identifier (ppi, code == PREINCREMENT_EXPR ? "++" : "--");
754 pp_c_unary_expression (ppi, TREE_OPERAND (e, 0));
764 if (code == ADDR_EXPR)
766 else if (code == INDIRECT_REF)
768 else if (code == NEGATE_EXPR)
770 else if (code == BIT_NOT_EXPR || code == CONJ_EXPR)
772 else if (code == TRUTH_NOT_EXPR)
773 pp_exclamation (ppi);
774 pp_c_cast_expression (ppi, TREE_OPERAND (e, 0));
779 pp_c_identifier (ppi, code == SIZEOF_EXPR ? "sizeof" : "__alignof__");
780 pp_c_whitespace (ppi);
781 if (TYPE_P (TREE_OPERAND (e, 0)))
783 pp_c_left_paren (ppi);
784 pp_type_id (ppi, TREE_OPERAND (e, 0));
785 pp_c_right_paren (ppi);
788 pp_c_unary_expression (ppi, TREE_OPERAND (e, 0));
793 pp_c_identifier (ppi, code == REALPART_EXPR ? "__real__" : "__imag__");
794 pp_c_whitespace (ppi);
795 pp_unary_expression (ppi, TREE_OPERAND (e, 0));
799 pp_postfix_expression (ppi, e);
805 pp_c_cast_expression (ppi, e)
806 c_pretty_printer ppi;
809 if (TREE_CODE (e) == CONVERT_EXPR || TREE_CODE (e) == FLOAT_EXPR)
811 pp_c_left_paren (ppi);
812 pp_type_id (ppi, TREE_TYPE (e));
813 pp_c_right_paren (ppi);
814 pp_c_cast_expression (ppi, TREE_OPERAND (e, 0));
817 pp_unary_expression (ppi, e);
821 pp_c_multiplicative_expression (ppi, e)
822 c_pretty_printer ppi;
825 enum tree_code code = TREE_CODE (e);
831 pp_c_multiplicative_expression (ppi, TREE_OPERAND (e, 0));
832 pp_c_whitespace (ppi);
833 if (code == MULT_EXPR)
835 else if (code == TRUNC_DIV_EXPR)
839 pp_c_whitespace (ppi);
840 pp_c_cast_expression (ppi, TREE_OPERAND (e, 1));
844 pp_c_cast_expression (ppi, e);
850 pp_c_additive_expression (ppi, e)
851 c_pretty_printer ppi;
854 enum tree_code code = TREE_CODE (e);
859 pp_c_additive_expression (ppi, TREE_OPERAND (e, 0));
860 pp_c_whitespace (ppi);
861 if (code == PLUS_EXPR)
865 pp_c_whitespace (ppi);
866 pp_multiplicative_expression (ppi, TREE_OPERAND (e, 1));
870 pp_multiplicative_expression (ppi, e);
876 pp_c_shift_expression (ppi, e)
877 c_pretty_printer ppi;
880 enum tree_code code = TREE_CODE (e);
885 pp_c_shift_expression (ppi, TREE_OPERAND (e, 0));
886 pp_c_whitespace (ppi);
887 pp_identifier (ppi, code == LSHIFT_EXPR ? "<<" : ">>");
888 pp_c_whitespace (ppi);
889 pp_c_additive_expression (ppi, TREE_OPERAND (e, 1));
893 pp_c_additive_expression (ppi, e);
898 pp_c_relational_expression (ppi, e)
899 c_pretty_printer ppi;
902 enum tree_code code = TREE_CODE (e);
909 pp_c_relational_expression (ppi, TREE_OPERAND (e, 0));
910 pp_c_whitespace (ppi);
913 else if (code == GT_EXPR)
915 else if (code == LE_EXPR)
916 pp_identifier (ppi, "<=");
917 else if (code == GE_EXPR)
918 pp_identifier (ppi, ">=");
919 pp_c_whitespace (ppi);
920 pp_c_shift_expression (ppi, TREE_OPERAND (e, 1));
924 pp_c_shift_expression (ppi, e);
930 pp_c_equality_expression (ppi, e)
931 c_pretty_printer ppi;
934 enum tree_code code = TREE_CODE (e);
939 pp_c_equality_expression (ppi, TREE_OPERAND (e, 0));
940 pp_c_maybe_whitespace (ppi);
941 pp_identifier (ppi, code == EQ_EXPR ? "==" : "!=");
942 pp_c_whitespace (ppi);
943 pp_c_relational_expression (ppi, TREE_OPERAND (e, 1));
947 pp_c_relational_expression (ppi, e);
953 pp_c_and_expression (ppi, e)
954 c_pretty_printer ppi;
957 if (TREE_CODE (e) == BIT_AND_EXPR)
959 pp_c_and_expression (ppi, TREE_OPERAND (e, 0));
960 pp_c_maybe_whitespace (ppi);
962 pp_c_whitespace (ppi);
963 pp_c_equality_expression (ppi, TREE_OPERAND (e, 1));
966 pp_c_equality_expression (ppi, e);
970 pp_c_exclusive_or_expression (ppi, e)
971 c_pretty_printer ppi;
974 if (TREE_CODE (e) == BIT_XOR_EXPR)
976 pp_c_exclusive_or_expression (ppi, TREE_OPERAND (e, 0));
977 pp_c_maybe_whitespace (ppi);
979 pp_c_whitespace (ppi);
980 pp_c_and_expression (ppi, TREE_OPERAND (e, 1));
983 pp_c_and_expression (ppi, e);
987 pp_c_inclusive_or_expression (ppi, e)
988 c_pretty_printer ppi;
991 if (TREE_CODE (e) == BIT_IOR_EXPR)
993 pp_c_exclusive_or_expression (ppi, TREE_OPERAND (e, 0));
994 pp_c_maybe_whitespace (ppi);
996 pp_c_whitespace (ppi);
997 pp_c_exclusive_or_expression (ppi, TREE_OPERAND (e, 1));
1000 pp_c_exclusive_or_expression (ppi, e);
1004 pp_c_logical_and_expression (ppi, e)
1005 c_pretty_printer ppi;
1008 if (TREE_CODE (e) == TRUTH_ANDIF_EXPR)
1010 pp_c_logical_and_expression (ppi, TREE_OPERAND (e, 0));
1011 pp_c_maybe_whitespace (ppi);
1012 pp_identifier (ppi, "&&");
1013 pp_c_whitespace (ppi);
1014 pp_c_inclusive_or_expression (ppi, TREE_OPERAND (e, 1));
1017 pp_c_inclusive_or_expression (ppi, e);
1021 pp_c_logical_or_expression (ppi, e)
1022 c_pretty_printer ppi;
1025 if (TREE_CODE (e) == TRUTH_ORIF_EXPR)
1027 pp_c_logical_or_expression (ppi, TREE_OPERAND (e, 0));
1028 pp_c_maybe_whitespace (ppi);
1029 pp_identifier (ppi, "||");
1030 pp_c_whitespace (ppi);
1031 pp_c_logical_and_expression (ppi, TREE_OPERAND (e, 1));
1034 pp_c_logical_and_expression (ppi, e);
1038 pp_c_conditional_expression (ppi, e)
1039 c_pretty_printer ppi;
1042 if (TREE_CODE (e) == COND_EXPR)
1044 pp_c_logical_or_expression (ppi, TREE_OPERAND (e, 0));
1045 pp_c_maybe_whitespace (ppi);
1047 pp_c_whitespace (ppi);
1048 pp_c_expression (ppi, TREE_OPERAND (e, 1));
1049 pp_c_maybe_whitespace (ppi);
1051 pp_c_whitespace (ppi);
1052 pp_c_conditional_expression (ppi, TREE_OPERAND (e, 2));
1055 pp_c_logical_or_expression (ppi, e);
1059 /* Pretty-print a C assignment-expression. */
1061 pp_c_assignment_expression (ppi, e)
1062 c_pretty_printer ppi;
1065 if (TREE_CODE (e) == MODIFY_EXPR || TREE_CODE (e) == INIT_EXPR)
1067 pp_c_unary_expression (ppi, TREE_OPERAND (e, 0));
1068 pp_c_maybe_whitespace (ppi);
1070 pp_whitespace (ppi);
1071 pp_c_assignment_expression (ppi, TREE_OPERAND (e, 1));
1074 pp_c_conditional_expression (ppi, e);
1077 /* Pretty-print an expression. */
1079 pp_c_expression (ppi, e)
1080 c_pretty_printer ppi;
1083 switch (TREE_CODE (e))
1086 pp_c_integer_literal (ppi, e);
1090 pp_c_real_literal (ppi, e);
1094 pp_c_string_literal (ppi, e);
1107 pp_c_primary_expression (ppi, e);
1110 case POSTINCREMENT_EXPR:
1111 case POSTDECREMENT_EXPR:
1121 case COMPOUND_LITERAL_EXPR:
1124 pp_c_postfix_expression (ppi, e);
1132 case TRUTH_NOT_EXPR:
1133 case PREINCREMENT_EXPR:
1134 case PREDECREMENT_EXPR:
1139 pp_c_unary_expression (ppi, e);
1144 pp_c_cast_expression (ppi, e);
1148 case TRUNC_MOD_EXPR:
1149 case TRUNC_DIV_EXPR:
1150 pp_c_multiplicative_expression (ppi, e);
1155 pp_c_shift_expression (ppi, e);
1162 pp_c_relational_expression (ppi, e);
1166 pp_c_and_expression (ppi, e);
1170 pp_c_exclusive_or_expression (ppi, e);
1174 pp_c_inclusive_or_expression (ppi, e);
1177 case TRUTH_ANDIF_EXPR:
1178 pp_c_logical_and_expression (ppi, e);
1181 case TRUTH_ORIF_EXPR:
1182 pp_c_logical_or_expression (ppi, e);
1186 pp_c_conditional_expression (ppi, e);
1191 pp_c_assignment_expression (ppi, e);
1195 pp_c_expression (ppi, TREE_OPERAND (e, 0));
1199 pp_c_left_paren (ppi);
1200 pp_c_expression (ppi, TREE_OPERAND (e, 0));
1201 pp_separate_with (ppi, ',');
1202 pp_assignment_expression (ppi, TREE_OPERAND (e, 1));
1203 pp_c_right_paren (ppi);
1208 pp_unsupported_tree (ppi, e);
1216 pp_c_statement (ppi, stmt)
1217 c_pretty_printer ppi;
1220 const enum tree_code code = TREE_CODE (stmt);
1226 if (code == LABEL_STMT)
1227 pp_tree_identifier (ppi, DECL_NAME (LABEL_STMT_LABEL (stmt)));
1228 else if (code == LABEL_STMT)
1230 if (CASE_LOW (stmt) == NULL_TREE)
1231 pp_identifier (ppi, "default");
1234 pp_c_identifier (ppi, "case");
1235 pp_c_whitespace (ppi);
1236 pp_conditional_expression (ppi, CASE_LOW (stmt));
1237 if (CASE_HIGH (stmt))
1239 pp_identifier (ppi, "...");
1240 pp_conditional_expression (ppi, CASE_HIGH (stmt));
1245 pp_newline_and_indent (ppi, 3);
1249 pp_left_brace (ppi);
1250 pp_newline_and_indent (ppi, 3);
1251 for (stmt = COMPOUND_BODY (stmt); stmt; stmt = TREE_CHAIN (stmt))
1252 pp_c_statement (ppi, stmt);
1253 pp_newline_and_indent (ppi, -3);
1254 pp_right_brace (ppi);
1261 pp_c_expression (ppi, code == EXPR_STMT
1262 ? EXPR_STMT_EXPR (stmt)
1263 : CLEANUP_EXPR (stmt));
1269 pp_c_identifier (ppi, "if");
1270 pp_whitespace (ppi);
1271 pp_c_left_paren (ppi);
1272 pp_c_expression (ppi, IF_COND (stmt));
1273 pp_right_paren (ppi);
1274 pp_newline_and_indent (ppi, 3);
1275 pp_statement (ppi, THEN_CLAUSE (stmt));
1276 pp_newline_and_indent (ppi, -3);
1277 if (ELSE_CLAUSE (stmt))
1279 tree else_clause = ELSE_CLAUSE (stmt);
1280 pp_c_identifier (ppi, "else");
1281 if (TREE_CODE (else_clause) == IF_STMT)
1282 pp_c_whitespace (ppi);
1284 pp_newline_and_indent (ppi, 3);
1285 pp_statement (ppi, else_clause);
1286 if (TREE_CODE (else_clause) != IF_STMT)
1287 pp_newline_and_indent (ppi, -3);
1293 pp_c_identifier (ppi, "switch");
1294 pp_whitespace (ppi);
1295 pp_c_left_paren (ppi);
1296 pp_c_expression (ppi, SWITCH_COND (stmt));
1297 pp_right_paren (ppi);
1298 pp_newline_and_indent (ppi, 3);
1299 pp_statement (ppi, SWITCH_BODY (stmt));
1300 pp_newline_and_indent (ppi, -3);
1304 pp_c_identifier (ppi, "while");
1305 pp_whitespace (ppi);
1306 pp_c_left_paren (ppi);
1307 pp_c_expression (ppi, WHILE_COND (stmt));
1308 pp_right_paren (ppi);
1309 pp_newline_and_indent (ppi, 3);
1310 pp_statement (ppi, WHILE_BODY (stmt));
1311 pp_newline_and_indent (ppi, -3);
1315 pp_c_identifier (ppi, "do");
1316 pp_newline_and_indent (ppi, 3);
1317 pp_statement (ppi, DO_BODY (stmt));
1318 pp_newline_and_indent (ppi, -3);
1319 pp_c_identifier (ppi, "while");
1320 pp_whitespace (ppi);
1321 pp_c_left_paren (ppi);
1322 pp_c_expression (ppi, DO_COND (stmt));
1323 pp_c_right_paren (ppi);
1329 pp_c_identifier (ppi, "for");
1330 pp_whitespace (ppi);
1331 pp_c_left_paren (ppi);
1332 pp_statement (ppi, FOR_INIT_STMT (stmt));
1333 pp_c_whitespace (ppi);
1334 if (FOR_COND (stmt))
1335 pp_c_expression (ppi, FOR_COND (stmt));
1337 pp_c_whitespace (ppi);
1338 if (FOR_EXPR (stmt))
1339 pp_c_expression (ppi, FOR_EXPR (stmt));
1340 pp_right_paren (ppi);
1341 pp_newline_and_indent (ppi, 3);
1342 pp_statement (ppi, FOR_BODY (stmt));
1343 pp_newline_and_indent (ppi, -3);
1349 pp_identifier (ppi, code == BREAK_STMT ? "break" : "continue");
1357 tree e = code == RETURN_STMT
1358 ? RETURN_EXPR (stmt)
1359 : GOTO_DESTINATION (stmt);
1362 pp_c_identifier (ppi, code == RETURN_STMT ? "return" : "goto");
1364 pp_c_expression (ppi, e);
1371 if (!SCOPE_NULLIFIED_P (stmt) && SCOPE_NO_CLEANUPS_P (stmt))
1373 if (SCOPE_BEGIN_P (stmt))
1375 pp_left_brace (ppi);
1376 pp_newline_and_indent (ppi, 3);
1378 else if (SCOPE_END_P (stmt))
1380 pp_right_brace (ppi);
1381 pp_newline_and_indent (ppi, -3);
1387 pp_declaration (ppi, DECL_STMT_DECL (stmt));
1394 bool has_volatile_p = ASM_VOLATILE_P (stmt);
1395 bool is_extended = has_volatile_p || ASM_INPUTS (stmt)
1396 || ASM_OUTPUTS (stmt) || ASM_CLOBBERS (stmt);
1397 pp_c_identifier (ppi, is_extended ? "__asm__" : "asm");
1399 pp_c_identifier (ppi, "__volatile__");
1400 pp_whitespace (ppi);
1401 pp_c_left_paren (ppi);
1402 pp_c_string_literal (ppi, ASM_STRING (stmt));
1405 pp_whitespace (ppi);
1406 pp_separate_with (ppi, ':');
1407 if (ASM_OUTPUTS (stmt))
1408 pp_c_expression (ppi, ASM_OUTPUTS (stmt));
1409 pp_whitespace (ppi);
1410 pp_separate_with (ppi, ':');
1411 if (ASM_INPUTS (stmt))
1412 pp_c_expression (ppi, ASM_INPUTS (stmt));
1413 pp_whitespace (ppi);
1414 pp_separate_with (ppi, ':');
1415 if (ASM_CLOBBERS (stmt))
1416 pp_c_expression (ppi, ASM_CLOBBERS (stmt));
1418 pp_right_paren (ppi);
1424 pp_c_identifier (ppi, "__FILE__");
1425 pp_whitespace (ppi);
1427 pp_c_whitespace (ppi);
1428 pp_c_identifier (ppi, FILE_STMT_FILENAME (stmt));
1434 pp_unsupported_tree (ppi, stmt);
1440 /* Initialize the PRETTY-PRINTER for handling C codes. */
1442 pp_c_pretty_printer_init (pp)
1443 c_pretty_printer pp;
1445 pp->offset_list = 0;
1447 pp->declaration = pp_c_declaration;
1448 pp->declaration_specifiers = pp_c_declaration_specifiers;
1449 pp->type_specifier = pp_c_simple_type_specifier;
1450 pp->declarator = pp_c_declarator;
1451 pp->direct_declarator = pp_c_direct_declarator;
1452 pp->parameter_declaration = pp_c_parameter_declaration;
1453 pp->type_id = pp_c_type_id;
1455 pp->statement = pp_c_statement;
1457 pp->primary_expression = pp_c_primary_expression;
1458 pp->postfix_expression = pp_c_postfix_expression;
1459 pp->unary_expression = pp_c_unary_expression;
1460 pp->initializer = pp_c_initializer;
1461 pp->multiplicative_expression = pp_c_multiplicative_expression;
1462 pp->conditional_expression = pp_c_conditional_expression;
1463 pp->assignment_expression = pp_c_assignment_expression;