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
24 #include "coretypes.h"
27 #include "c-pretty-print.h"
31 static void pp_c_char PARAMS ((c_pretty_printer, int));
32 static void pp_c_character_literal PARAMS ((c_pretty_printer, tree));
33 static void pp_c_bool_literal PARAMS ((c_pretty_printer, tree));
34 static bool pp_c_enumerator PARAMS ((c_pretty_printer, tree));
35 static void pp_c_integer_literal PARAMS ((c_pretty_printer, tree));
36 static void pp_c_real_literal PARAMS ((c_pretty_printer, tree));
37 static void pp_c_string_literal PARAMS ((c_pretty_printer, tree));
39 static void pp_c_primary_expression PARAMS ((c_pretty_printer, tree));
41 /* postfix-expression */
42 static void pp_c_initializer_list PARAMS ((c_pretty_printer, tree));
44 static void pp_c_unary_expression PARAMS ((c_pretty_printer, tree));
45 static void pp_c_multiplicative_expression PARAMS ((c_pretty_printer, tree));
46 static void pp_c_additive_expression PARAMS ((c_pretty_printer, tree));
47 static void pp_c_shift_expression PARAMS ((c_pretty_printer, tree));
48 static void pp_c_relational_expression PARAMS ((c_pretty_printer, tree));
49 static void pp_c_equality_expression PARAMS ((c_pretty_printer, tree));
50 static void pp_c_and_expression PARAMS ((c_pretty_printer, tree));
51 static void pp_c_exclusive_or_expression PARAMS ((c_pretty_printer,
53 static void pp_c_inclusive_or_expression PARAMS ((c_pretty_printer,
55 static void pp_c_logical_and_expression PARAMS ((c_pretty_printer, tree));
56 static void pp_c_conditional_expression PARAMS ((c_pretty_printer, tree));
57 static void pp_c_assignment_expression PARAMS ((c_pretty_printer, tree));
60 static void pp_c_declaration_specifiers PARAMS ((c_pretty_printer, tree));
61 static void pp_c_init_declarator PARAMS ((c_pretty_printer, tree));
62 static void pp_c_declarator PARAMS ((c_pretty_printer, tree));
63 static void pp_c_direct_declarator PARAMS ((c_pretty_printer, tree));
64 static void pp_c_abstract_declarator PARAMS ((c_pretty_printer, tree));
65 static void pp_c_specifier_qualifier_list PARAMS ((c_pretty_printer, tree));
66 static void pp_c_simple_type_specifier PARAMS ((c_pretty_printer, tree));
67 static void pp_c_parameter_declaration PARAMS ((c_pretty_printer, tree));
68 static void pp_c_type_id PARAMS ((c_pretty_printer, tree));
69 static void pp_c_storage_class_specifier PARAMS ((c_pretty_printer, tree));
70 static void pp_c_function_specifier PARAMS ((c_pretty_printer, tree));
75 /* Print out CV-qualifiers. Take care of possible extensions. */
77 pp_c_cv_qualifier (ppi, cv)
81 if (cv & TYPE_QUAL_CONST)
82 pp_c_identifier (ppi, "const");
83 if (cv & TYPE_QUAL_VOLATILE)
84 pp_c_identifier (ppi, "volatile");
85 if (cv & TYPE_QUAL_RESTRICT)
86 pp_c_identifier (ppi, flag_isoc99 ? "restrict" : "__restrict__");
90 pp_c_simple_type_specifier (ppi, t)
94 const enum tree_code code = TREE_CODE (t);
98 pp_c_identifier (ppi, "<type-error>");
103 pp_c_identifier (ppi, "<unkown-type>");
107 case IDENTIFIER_NODE:
108 pp_c_tree_identifier (ppi, t);
116 pp_c_tree_identifier (ppi, DECL_NAME (t));
121 pp_c_simple_type_specifier (ppi, TYPE_MAIN_VARIANT (TREE_TYPE (t)));
122 if (code == COMPLEX_TYPE)
123 pp_c_identifier (ppi, flag_isoc99 ? "_Complex" : "__complex__");
124 else if (code == VECTOR_TYPE)
125 pp_c_identifier (ppi, "__vector__");
130 pp_c_tree_identifier (ppi, DECL_NAME (t));
132 pp_c_identifier (ppi, "<typedef-error>");
138 if (code == UNION_TYPE)
139 pp_c_identifier (ppi, "union");
140 else if (code == RECORD_TYPE)
141 pp_c_identifier (ppi, "struct");
142 else if (code == ENUMERAL_TYPE)
143 pp_c_identifier (ppi, "enum");
145 pp_c_identifier (ppi, "<tag-error>");
148 pp_c_tree_identifier (ppi, TYPE_NAME (t));
150 pp_c_identifier (ppi, "<anonymous>");
154 pp_unsupported_tree (ppi, t);
159 pp_c_specifier_qualifier_list (ppi, t)
160 c_pretty_printer ppi;
163 pp_c_simple_type_specifier (ppi, TYPE_MAIN_VARIANT (TREE_TYPE (t)));
164 pp_c_cv_qualifier (ppi, TYPE_QUALS (t));
168 pp_c_abstract_declarator (ppi, t)
169 c_pretty_printer ppi;
172 pp_unsupported_tree (ppi, t);
177 pp_c_type_id (ppi, t)
178 c_pretty_printer ppi;
181 pp_c_specifier_qualifier_list (ppi, t);
182 pp_c_abstract_declarator (ppi, t);
186 pp_c_storage_class_specifier (pp, t)
190 if (TREE_CODE (t) == TYPE_DECL)
191 pp_c_identifier (pp, "typedef");
192 else if (DECL_REGISTER (t))
193 pp_c_identifier (pp, "register");
197 pp_c_function_specifier (pp, t)
201 if (TREE_CODE (t) == FUNCTION_DECL && DECL_DECLARED_INLINE_P (t))
202 pp_c_identifier (pp, "inline");
206 pp_c_declaration_specifiers (pp, t)
210 pp_c_storage_class_specifier (pp, t);
211 pp_c_function_specifier (pp, t);
212 pp_type_specifier (pp, TYPE_MAIN_VARIANT (TREE_TYPE (t)));
213 pp_c_cv_qualifier (pp, TYPE_QUALS (TREE_TYPE (t)));
217 pp_c_direct_declarator (pp, t)
221 pp_unsupported_tree (pp, t);
225 pp_c_declarator (pp, t)
229 pp_unsupported_tree (pp, t);
233 pp_c_init_declarator (pp, t)
237 pp_declarator (pp, t);
238 if (DECL_INITIAL (t))
243 pp_c_initializer (pp, DECL_INITIAL (t));
248 pp_c_declaration (pp, t)
252 pp_declaration_specifiers (pp, t);
253 pp_c_init_declarator (pp, t);
257 pp_c_parameter_declaration (pp, t)
261 pp_unsupported_tree (pp, t);
264 /* Pretty-print ATTRIBUTES using GNU C extension syntax. */
266 pp_c_attributes (pp, attributes)
270 if (attributes == NULL_TREE)
273 pp_c_identifier (pp, "__attribute__");
274 pp_c_left_paren (pp);
275 pp_c_left_paren (pp);
276 for (; attributes != NULL_TREE; attributes = TREE_CHAIN (attributes))
278 pp_tree_identifier (pp, TREE_PURPOSE (attributes));
279 if (TREE_VALUE (attributes))
281 pp_c_left_paren (pp);
282 pp_c_expression_list (pp, TREE_VALUE (attributes));
283 pp_c_right_paren (pp);
286 if (TREE_CHAIN (attributes))
287 pp_separate_with (pp, ',');
289 pp_c_right_paren (pp);
290 pp_c_right_paren (pp);
296 /* Print out a c-char. */
299 c_pretty_printer ppi;
305 pp_identifier (ppi, "\\n");
308 pp_identifier (ppi, "\\t");
311 pp_identifier (ppi, "\\v");
314 pp_identifier (ppi, "\\b");
317 pp_identifier (ppi, "\\r");
320 pp_identifier (ppi, "\\f");
323 pp_identifier (ppi, "\\a");
326 pp_identifier (ppi, "\\\\");
329 pp_identifier (ppi, "\\'");
332 pp_identifier (ppi, "\\\"");
336 pp_character (ppi, c);
338 pp_format_scalar (ppi, "\\%03o", (unsigned) c);
343 /* Print out a STRING literal. */
345 pp_c_string_literal (ppi, s)
346 c_pretty_printer ppi;
349 const char *p = TREE_STRING_POINTER (s);
350 int n = TREE_STRING_LENGTH (s) - 1;
352 pp_doublequote (ppi);
353 for (i = 0; i < n; ++i)
354 pp_c_char (ppi, p[i]);
355 pp_doublequote (ppi);
358 /* Print out a CHARACTER literal. */
360 pp_c_character_literal (ppi, c)
361 c_pretty_printer ppi;
365 pp_c_char (ppi, tree_low_cst (c, 0));
369 /* Print out a BOOLEAN literal. */
371 pp_c_bool_literal (ppi, b)
372 c_pretty_printer ppi;
375 if (b == boolean_false_node || integer_zerop (b))
377 if (c_language == clk_cplusplus)
378 pp_c_identifier (ppi, "false");
379 else if (c_language == clk_c && flag_isoc99)
380 pp_c_identifier (ppi, "_False");
382 pp_unsupported_tree (ppi, b);
384 else if (b == boolean_true_node)
386 if (c_language == clk_cplusplus)
387 pp_c_identifier (ppi, "true");
388 else if (c_language == clk_c && flag_isoc99)
389 pp_c_identifier (ppi, "_True");
391 pp_unsupported_tree (ppi, b);
394 pp_unsupported_tree (ppi, b);
397 /* Attempt to print out an ENUMERATOR. Return true on success. Else return
398 false; that means the value was obtained by a cast, in which case
399 print out the type-id part of the cast-expression -- the casted value
400 is then printed by pp_c_integer_literal. */
402 pp_c_enumerator (ppi, e)
403 c_pretty_printer ppi;
406 tree type = TREE_TYPE (e);
409 /* Find the name of this constant. */
410 for (value = TYPE_VALUES (type);
411 value != NULL_TREE && !tree_int_cst_equal (TREE_VALUE (value), e);
412 value = TREE_CHAIN (value))
415 if (value != NULL_TREE)
416 pp_c_tree_identifier (ppi, TREE_PURPOSE (value));
419 /* Value must have been cast. */
420 pp_c_left_paren (ppi);
421 pp_type_id (ppi, type);
422 pp_c_right_paren (ppi);
429 /* Print out an INTEGER constant value. */
431 pp_c_integer_literal (ppi, i)
432 c_pretty_printer ppi;
435 tree type = TREE_TYPE (i);
437 if (type == boolean_type_node)
438 pp_c_bool_literal (ppi, i);
439 else if (type == char_type_node)
440 pp_c_character_literal (ppi, i);
441 else if (TREE_CODE (type) == ENUMERAL_TYPE
442 && pp_c_enumerator (ppi, i))
446 if (host_integerp (i, 0))
447 pp_wide_integer (ppi, TREE_INT_CST_LOW (i));
450 if (tree_int_cst_sgn (i) < 0)
452 static char format[10]; /* "%x%09999x\0" */
454 sprintf (format, "%%x%%0%dx", HOST_BITS_PER_INT / 4);
456 pp_c_char (ppi, '-');
457 i = build_int_2 (-TREE_INT_CST_LOW (i),
458 ~TREE_INT_CST_HIGH (i) + !TREE_INT_CST_LOW (i));
459 sprintf (pp_buffer (ppi)->digit_buffer, format,
460 TREE_INT_CST_HIGH (i), TREE_INT_CST_LOW (i));
461 pp_identifier (ppi, pp_buffer (ppi)->digit_buffer);
468 /* Print out a REAL value. */
470 pp_c_real_literal (ppi, r)
471 c_pretty_printer ppi;
474 real_to_decimal (pp_buffer (ppi)->digit_buffer, &TREE_REAL_CST (r),
475 sizeof (pp_buffer (ppi)->digit_buffer), 0, 1);
476 pp_identifier (ppi, pp_buffer(ppi)->digit_buffer);
481 pp_c_literal (ppi, e)
482 c_pretty_printer ppi;
485 switch (TREE_CODE (e))
488 pp_c_integer_literal (ppi, e);
492 pp_c_real_literal (ppi, e);
496 pp_c_string_literal (ppi, e);
500 pp_unsupported_tree (ppi, e);
505 /* Pretty-print a C primary-expression. */
507 pp_c_primary_expression (ppi, e)
508 c_pretty_printer ppi;
511 switch (TREE_CODE (e))
521 case IDENTIFIER_NODE:
522 pp_c_tree_identifier (ppi, e);
526 pp_c_identifier (ppi, "<erroneous-expression>");
530 pp_c_identifier (ppi, "<return-value>");
536 pp_c_literal (ppi, e);
540 pp_c_left_paren (ppi);
541 pp_c_identifier (ppi, "__builtin_memcpy");
542 pp_c_left_paren (ppi);
544 pp_c_primary_expression (ppi, TREE_OPERAND (e, 0));
545 pp_separate_with (ppi, ',');
547 pp_initializer (ppi, TREE_OPERAND (e, 1));
548 if (TREE_OPERAND (e, 2))
550 pp_separate_with (ppi, ',');
551 pp_c_expression (ppi, TREE_OPERAND (e, 2));
553 pp_c_right_paren (ppi);
556 pp_c_left_paren (ppi);
557 pp_statement (ppi, STMT_EXPR_STMT (e));
558 pp_c_right_paren (ppi);
562 /* Make sure this call won't cause any infinite loop. */
563 pp_c_left_paren (ppi);
564 pp_c_expression (ppi, e);
565 pp_c_right_paren (ppi);
570 /* Print out a C initializer -- also support C compound-literals. */
572 pp_c_initializer (ppi, e)
573 c_pretty_printer ppi;
576 if (TREE_CODE (e) == CONSTRUCTOR)
578 enum tree_code code = TREE_CODE (TREE_TYPE (e));
579 if (code == RECORD_TYPE || code == UNION_TYPE || code == ARRAY_TYPE)
582 pp_c_initializer_list (ppi, e);
583 pp_right_brace (ppi);
586 pp_unsupported_tree (ppi, TREE_OPERAND (e, 1));
589 pp_assignment_expression (ppi, e);
593 pp_c_initializer_list (ppi, e)
594 c_pretty_printer ppi;
597 tree type = TREE_TYPE (e);
598 const enum tree_code code = TREE_CODE (type);
600 if (code == RECORD_TYPE || code == UNION_TYPE || code == ARRAY_TYPE)
602 tree init = TREE_OPERAND (e, 1);
603 for (; init != NULL_TREE; init = TREE_CHAIN (init))
605 if (code == RECORD_TYPE || code == UNION_TYPE)
608 pp_c_primary_expression (ppi, TREE_PURPOSE (init));
612 pp_c_left_bracket (ppi);
613 if (TREE_PURPOSE (init))
614 pp_c_literal (ppi, TREE_PURPOSE (init));
615 pp_c_right_bracket (ppi);
617 pp_c_whitespace (ppi);
619 pp_c_whitespace (ppi);
620 pp_initializer (ppi, TREE_VALUE (init));
621 if (TREE_CHAIN (init))
622 pp_separate_with (ppi, ',');
626 pp_unsupported_tree (ppi, type);
630 pp_c_postfix_expression (ppi, e)
631 c_pretty_printer ppi;
634 enum tree_code code = TREE_CODE (e);
637 case POSTINCREMENT_EXPR:
638 case POSTDECREMENT_EXPR:
639 pp_postfix_expression (ppi, TREE_OPERAND (e, 0));
640 pp_identifier (ppi, code == POSTINCREMENT_EXPR ? "++" : "--");
644 pp_postfix_expression (ppi, TREE_OPERAND (e, 0));
649 pp_postfix_expression (ppi, TREE_OPERAND (e, 0));
650 pp_c_left_bracket (ppi);
651 pp_c_expression (ppi, TREE_OPERAND (e, 1));
652 pp_c_right_bracket (ppi);
656 pp_postfix_expression (ppi, TREE_OPERAND (e, 0));
657 pp_c_left_paren (ppi);
658 pp_c_expression_list (ppi, TREE_OPERAND (e, 1));
659 pp_c_right_paren (ppi);
664 pp_c_identifier (ppi,
665 code == ABS_EXPR ? "__builtin_abs" : "__builtin_ffs");
666 pp_c_left_paren (ppi);
667 pp_c_expression (ppi, TREE_OPERAND (e, 0));
668 pp_c_right_paren (ppi);
673 tree object = TREE_OPERAND (e, 0);
674 if (TREE_CODE (object) == INDIRECT_REF)
676 pp_postfix_expression (ppi, TREE_OPERAND (object, 0));
681 pp_postfix_expression (ppi, object);
684 pp_c_expression (ppi, TREE_OPERAND (e, 1));
691 pp_c_left_paren (ppi);
692 pp_type_id (ppi, TREE_TYPE (e));
693 pp_c_right_paren (ppi);
696 if (code == COMPLEX_CST)
698 pp_c_expression (ppi, TREE_REALPART (e));
699 pp_separate_with (ppi, ',');
700 pp_c_expression (ppi, TREE_IMAGPART (e));
702 else if (code == VECTOR_CST)
703 pp_c_expression_list (ppi, TREE_VECTOR_CST_ELTS (e));
704 else if (code == COMPLEX_EXPR)
706 pp_c_expression (ppi, TREE_OPERAND (e, 0));
707 pp_separate_with (ppi, ',');
708 pp_c_expression (ppi, TREE_OPERAND (e, 1));
711 pp_right_brace (ppi);
714 case COMPOUND_LITERAL_EXPR:
715 e = DECL_INITIAL (e);
718 pp_initializer (ppi, e);
722 pp_c_identifier (ppi, "__builtin_va_arg");
723 pp_c_left_paren (ppi);
724 pp_assignment_expression (ppi, TREE_OPERAND (e, 0));
725 pp_separate_with (ppi, ',');
726 pp_type_id (ppi, TREE_TYPE (e));
727 pp_c_right_paren (ppi);
731 pp_primary_expression (ppi, e);
736 /* Print out an expression-list; E is expected to be a TREE_LIST */
738 pp_c_expression_list (ppi, e)
739 c_pretty_printer ppi;
742 for (; e != NULL_TREE; e = TREE_CHAIN (e))
744 pp_c_assignment_expression (ppi, TREE_VALUE (e));
746 pp_separate_with (ppi, ',');
751 pp_c_unary_expression (ppi, e)
752 c_pretty_printer ppi;
755 enum tree_code code = TREE_CODE (e);
758 case PREINCREMENT_EXPR:
759 case PREDECREMENT_EXPR:
760 pp_identifier (ppi, code == PREINCREMENT_EXPR ? "++" : "--");
761 pp_c_unary_expression (ppi, TREE_OPERAND (e, 0));
771 if (code == ADDR_EXPR)
773 else if (code == INDIRECT_REF)
775 else if (code == NEGATE_EXPR)
777 else if (code == BIT_NOT_EXPR || code == CONJ_EXPR)
779 else if (code == TRUTH_NOT_EXPR)
780 pp_exclamation (ppi);
781 pp_c_cast_expression (ppi, TREE_OPERAND (e, 0));
786 pp_c_identifier (ppi, code == SIZEOF_EXPR ? "sizeof" : "__alignof__");
787 pp_c_whitespace (ppi);
788 if (TYPE_P (TREE_OPERAND (e, 0)))
790 pp_c_left_paren (ppi);
791 pp_type_id (ppi, TREE_OPERAND (e, 0));
792 pp_c_right_paren (ppi);
795 pp_c_unary_expression (ppi, TREE_OPERAND (e, 0));
800 pp_c_identifier (ppi, code == REALPART_EXPR ? "__real__" : "__imag__");
801 pp_c_whitespace (ppi);
802 pp_unary_expression (ppi, TREE_OPERAND (e, 0));
806 pp_postfix_expression (ppi, e);
812 pp_c_cast_expression (ppi, e)
813 c_pretty_printer ppi;
816 if (TREE_CODE (e) == CONVERT_EXPR || TREE_CODE (e) == FLOAT_EXPR)
818 pp_c_left_paren (ppi);
819 pp_type_id (ppi, TREE_TYPE (e));
820 pp_c_right_paren (ppi);
821 pp_c_cast_expression (ppi, TREE_OPERAND (e, 0));
824 pp_unary_expression (ppi, e);
828 pp_c_multiplicative_expression (ppi, e)
829 c_pretty_printer ppi;
832 enum tree_code code = TREE_CODE (e);
838 pp_c_multiplicative_expression (ppi, TREE_OPERAND (e, 0));
839 pp_c_whitespace (ppi);
840 if (code == MULT_EXPR)
842 else if (code == TRUNC_DIV_EXPR)
846 pp_c_whitespace (ppi);
847 pp_c_cast_expression (ppi, TREE_OPERAND (e, 1));
851 pp_c_cast_expression (ppi, e);
857 pp_c_additive_expression (ppi, e)
858 c_pretty_printer ppi;
861 enum tree_code code = TREE_CODE (e);
866 pp_c_additive_expression (ppi, TREE_OPERAND (e, 0));
867 pp_c_whitespace (ppi);
868 if (code == PLUS_EXPR)
872 pp_c_whitespace (ppi);
873 pp_multiplicative_expression (ppi, TREE_OPERAND (e, 1));
877 pp_multiplicative_expression (ppi, e);
883 pp_c_shift_expression (ppi, e)
884 c_pretty_printer ppi;
887 enum tree_code code = TREE_CODE (e);
892 pp_c_shift_expression (ppi, TREE_OPERAND (e, 0));
893 pp_c_whitespace (ppi);
894 pp_identifier (ppi, code == LSHIFT_EXPR ? "<<" : ">>");
895 pp_c_whitespace (ppi);
896 pp_c_additive_expression (ppi, TREE_OPERAND (e, 1));
900 pp_c_additive_expression (ppi, e);
905 pp_c_relational_expression (ppi, e)
906 c_pretty_printer ppi;
909 enum tree_code code = TREE_CODE (e);
916 pp_c_relational_expression (ppi, TREE_OPERAND (e, 0));
917 pp_c_whitespace (ppi);
920 else if (code == GT_EXPR)
922 else if (code == LE_EXPR)
923 pp_identifier (ppi, "<=");
924 else if (code == GE_EXPR)
925 pp_identifier (ppi, ">=");
926 pp_c_whitespace (ppi);
927 pp_c_shift_expression (ppi, TREE_OPERAND (e, 1));
931 pp_c_shift_expression (ppi, e);
937 pp_c_equality_expression (ppi, e)
938 c_pretty_printer ppi;
941 enum tree_code code = TREE_CODE (e);
946 pp_c_equality_expression (ppi, TREE_OPERAND (e, 0));
947 pp_c_maybe_whitespace (ppi);
948 pp_identifier (ppi, code == EQ_EXPR ? "==" : "!=");
949 pp_c_whitespace (ppi);
950 pp_c_relational_expression (ppi, TREE_OPERAND (e, 1));
954 pp_c_relational_expression (ppi, e);
960 pp_c_and_expression (ppi, e)
961 c_pretty_printer ppi;
964 if (TREE_CODE (e) == BIT_AND_EXPR)
966 pp_c_and_expression (ppi, TREE_OPERAND (e, 0));
967 pp_c_maybe_whitespace (ppi);
969 pp_c_whitespace (ppi);
970 pp_c_equality_expression (ppi, TREE_OPERAND (e, 1));
973 pp_c_equality_expression (ppi, e);
977 pp_c_exclusive_or_expression (ppi, e)
978 c_pretty_printer ppi;
981 if (TREE_CODE (e) == BIT_XOR_EXPR)
983 pp_c_exclusive_or_expression (ppi, TREE_OPERAND (e, 0));
984 pp_c_maybe_whitespace (ppi);
986 pp_c_whitespace (ppi);
987 pp_c_and_expression (ppi, TREE_OPERAND (e, 1));
990 pp_c_and_expression (ppi, e);
994 pp_c_inclusive_or_expression (ppi, e)
995 c_pretty_printer ppi;
998 if (TREE_CODE (e) == BIT_IOR_EXPR)
1000 pp_c_exclusive_or_expression (ppi, TREE_OPERAND (e, 0));
1001 pp_c_maybe_whitespace (ppi);
1003 pp_c_whitespace (ppi);
1004 pp_c_exclusive_or_expression (ppi, TREE_OPERAND (e, 1));
1007 pp_c_exclusive_or_expression (ppi, e);
1011 pp_c_logical_and_expression (ppi, e)
1012 c_pretty_printer ppi;
1015 if (TREE_CODE (e) == TRUTH_ANDIF_EXPR)
1017 pp_c_logical_and_expression (ppi, TREE_OPERAND (e, 0));
1018 pp_c_maybe_whitespace (ppi);
1019 pp_identifier (ppi, "&&");
1020 pp_c_whitespace (ppi);
1021 pp_c_inclusive_or_expression (ppi, TREE_OPERAND (e, 1));
1024 pp_c_inclusive_or_expression (ppi, e);
1028 pp_c_logical_or_expression (ppi, e)
1029 c_pretty_printer ppi;
1032 if (TREE_CODE (e) == TRUTH_ORIF_EXPR)
1034 pp_c_logical_or_expression (ppi, TREE_OPERAND (e, 0));
1035 pp_c_maybe_whitespace (ppi);
1036 pp_identifier (ppi, "||");
1037 pp_c_whitespace (ppi);
1038 pp_c_logical_and_expression (ppi, TREE_OPERAND (e, 1));
1041 pp_c_logical_and_expression (ppi, e);
1045 pp_c_conditional_expression (ppi, e)
1046 c_pretty_printer ppi;
1049 if (TREE_CODE (e) == COND_EXPR)
1051 pp_c_logical_or_expression (ppi, TREE_OPERAND (e, 0));
1052 pp_c_maybe_whitespace (ppi);
1054 pp_c_whitespace (ppi);
1055 pp_c_expression (ppi, TREE_OPERAND (e, 1));
1056 pp_c_maybe_whitespace (ppi);
1058 pp_c_whitespace (ppi);
1059 pp_c_conditional_expression (ppi, TREE_OPERAND (e, 2));
1062 pp_c_logical_or_expression (ppi, e);
1066 /* Pretty-print a C assignment-expression. */
1068 pp_c_assignment_expression (ppi, e)
1069 c_pretty_printer ppi;
1072 if (TREE_CODE (e) == MODIFY_EXPR || TREE_CODE (e) == INIT_EXPR)
1074 pp_c_unary_expression (ppi, TREE_OPERAND (e, 0));
1075 pp_c_maybe_whitespace (ppi);
1077 pp_whitespace (ppi);
1078 pp_c_assignment_expression (ppi, TREE_OPERAND (e, 1));
1081 pp_c_conditional_expression (ppi, e);
1084 /* Pretty-print an expression. */
1086 pp_c_expression (ppi, e)
1087 c_pretty_printer ppi;
1090 switch (TREE_CODE (e))
1093 pp_c_integer_literal (ppi, e);
1097 pp_c_real_literal (ppi, e);
1101 pp_c_string_literal (ppi, e);
1114 pp_c_primary_expression (ppi, e);
1117 case POSTINCREMENT_EXPR:
1118 case POSTDECREMENT_EXPR:
1128 case COMPOUND_LITERAL_EXPR:
1131 pp_c_postfix_expression (ppi, e);
1139 case TRUTH_NOT_EXPR:
1140 case PREINCREMENT_EXPR:
1141 case PREDECREMENT_EXPR:
1146 pp_c_unary_expression (ppi, e);
1151 pp_c_cast_expression (ppi, e);
1155 case TRUNC_MOD_EXPR:
1156 case TRUNC_DIV_EXPR:
1157 pp_c_multiplicative_expression (ppi, e);
1162 pp_c_shift_expression (ppi, e);
1169 pp_c_relational_expression (ppi, e);
1173 pp_c_and_expression (ppi, e);
1177 pp_c_exclusive_or_expression (ppi, e);
1181 pp_c_inclusive_or_expression (ppi, e);
1184 case TRUTH_ANDIF_EXPR:
1185 pp_c_logical_and_expression (ppi, e);
1188 case TRUTH_ORIF_EXPR:
1189 pp_c_logical_or_expression (ppi, e);
1193 pp_c_conditional_expression (ppi, e);
1198 pp_c_assignment_expression (ppi, e);
1202 pp_c_expression (ppi, TREE_OPERAND (e, 0));
1206 pp_c_left_paren (ppi);
1207 pp_c_expression (ppi, TREE_OPERAND (e, 0));
1208 pp_separate_with (ppi, ',');
1209 pp_assignment_expression (ppi, TREE_OPERAND (e, 1));
1210 pp_c_right_paren (ppi);
1215 pp_unsupported_tree (ppi, e);
1223 pp_c_statement (ppi, stmt)
1224 c_pretty_printer ppi;
1227 const enum tree_code code = TREE_CODE (stmt);
1233 if (code == LABEL_STMT)
1234 pp_tree_identifier (ppi, DECL_NAME (LABEL_STMT_LABEL (stmt)));
1235 else if (code == LABEL_STMT)
1237 if (CASE_LOW (stmt) == NULL_TREE)
1238 pp_identifier (ppi, "default");
1241 pp_c_identifier (ppi, "case");
1242 pp_c_whitespace (ppi);
1243 pp_conditional_expression (ppi, CASE_LOW (stmt));
1244 if (CASE_HIGH (stmt))
1246 pp_identifier (ppi, "...");
1247 pp_conditional_expression (ppi, CASE_HIGH (stmt));
1252 pp_newline_and_indent (ppi, 3);
1256 pp_left_brace (ppi);
1257 pp_newline_and_indent (ppi, 3);
1258 for (stmt = COMPOUND_BODY (stmt); stmt; stmt = TREE_CHAIN (stmt))
1259 pp_c_statement (ppi, stmt);
1260 pp_newline_and_indent (ppi, -3);
1261 pp_right_brace (ppi);
1268 pp_c_expression (ppi, code == EXPR_STMT
1269 ? EXPR_STMT_EXPR (stmt)
1270 : CLEANUP_EXPR (stmt));
1276 pp_c_identifier (ppi, "if");
1277 pp_whitespace (ppi);
1278 pp_c_left_paren (ppi);
1279 pp_c_expression (ppi, IF_COND (stmt));
1280 pp_right_paren (ppi);
1281 pp_newline_and_indent (ppi, 3);
1282 pp_statement (ppi, THEN_CLAUSE (stmt));
1283 pp_newline_and_indent (ppi, -3);
1284 if (ELSE_CLAUSE (stmt))
1286 tree else_clause = ELSE_CLAUSE (stmt);
1287 pp_c_identifier (ppi, "else");
1288 if (TREE_CODE (else_clause) == IF_STMT)
1289 pp_c_whitespace (ppi);
1291 pp_newline_and_indent (ppi, 3);
1292 pp_statement (ppi, else_clause);
1293 if (TREE_CODE (else_clause) != IF_STMT)
1294 pp_newline_and_indent (ppi, -3);
1300 pp_c_identifier (ppi, "switch");
1301 pp_whitespace (ppi);
1302 pp_c_left_paren (ppi);
1303 pp_c_expression (ppi, SWITCH_COND (stmt));
1304 pp_right_paren (ppi);
1305 pp_newline_and_indent (ppi, 3);
1306 pp_statement (ppi, SWITCH_BODY (stmt));
1307 pp_newline_and_indent (ppi, -3);
1311 pp_c_identifier (ppi, "while");
1312 pp_whitespace (ppi);
1313 pp_c_left_paren (ppi);
1314 pp_c_expression (ppi, WHILE_COND (stmt));
1315 pp_right_paren (ppi);
1316 pp_newline_and_indent (ppi, 3);
1317 pp_statement (ppi, WHILE_BODY (stmt));
1318 pp_newline_and_indent (ppi, -3);
1322 pp_c_identifier (ppi, "do");
1323 pp_newline_and_indent (ppi, 3);
1324 pp_statement (ppi, DO_BODY (stmt));
1325 pp_newline_and_indent (ppi, -3);
1326 pp_c_identifier (ppi, "while");
1327 pp_whitespace (ppi);
1328 pp_c_left_paren (ppi);
1329 pp_c_expression (ppi, DO_COND (stmt));
1330 pp_c_right_paren (ppi);
1336 pp_c_identifier (ppi, "for");
1337 pp_whitespace (ppi);
1338 pp_c_left_paren (ppi);
1339 pp_statement (ppi, FOR_INIT_STMT (stmt));
1340 pp_c_whitespace (ppi);
1341 if (FOR_COND (stmt))
1342 pp_c_expression (ppi, FOR_COND (stmt));
1344 pp_c_whitespace (ppi);
1345 if (FOR_EXPR (stmt))
1346 pp_c_expression (ppi, FOR_EXPR (stmt));
1347 pp_right_paren (ppi);
1348 pp_newline_and_indent (ppi, 3);
1349 pp_statement (ppi, FOR_BODY (stmt));
1350 pp_newline_and_indent (ppi, -3);
1356 pp_identifier (ppi, code == BREAK_STMT ? "break" : "continue");
1364 tree e = code == RETURN_STMT
1365 ? RETURN_STMT_EXPR (stmt)
1366 : GOTO_DESTINATION (stmt);
1369 pp_c_identifier (ppi, code == RETURN_STMT ? "return" : "goto");
1371 pp_c_expression (ppi, e);
1378 if (!SCOPE_NULLIFIED_P (stmt) && SCOPE_NO_CLEANUPS_P (stmt))
1380 if (SCOPE_BEGIN_P (stmt))
1382 pp_left_brace (ppi);
1383 pp_newline_and_indent (ppi, 3);
1385 else if (SCOPE_END_P (stmt))
1387 pp_right_brace (ppi);
1388 pp_newline_and_indent (ppi, -3);
1394 pp_declaration (ppi, DECL_STMT_DECL (stmt));
1401 bool has_volatile_p = ASM_VOLATILE_P (stmt);
1402 bool is_extended = has_volatile_p || ASM_INPUTS (stmt)
1403 || ASM_OUTPUTS (stmt) || ASM_CLOBBERS (stmt);
1404 pp_c_identifier (ppi, is_extended ? "__asm__" : "asm");
1406 pp_c_identifier (ppi, "__volatile__");
1407 pp_whitespace (ppi);
1408 pp_c_left_paren (ppi);
1409 pp_c_string_literal (ppi, ASM_STRING (stmt));
1412 pp_whitespace (ppi);
1413 pp_separate_with (ppi, ':');
1414 if (ASM_OUTPUTS (stmt))
1415 pp_c_expression (ppi, ASM_OUTPUTS (stmt));
1416 pp_whitespace (ppi);
1417 pp_separate_with (ppi, ':');
1418 if (ASM_INPUTS (stmt))
1419 pp_c_expression (ppi, ASM_INPUTS (stmt));
1420 pp_whitespace (ppi);
1421 pp_separate_with (ppi, ':');
1422 if (ASM_CLOBBERS (stmt))
1423 pp_c_expression (ppi, ASM_CLOBBERS (stmt));
1425 pp_right_paren (ppi);
1431 pp_c_identifier (ppi, "__FILE__");
1432 pp_whitespace (ppi);
1434 pp_c_whitespace (ppi);
1435 pp_c_identifier (ppi, FILE_STMT_FILENAME (stmt));
1441 pp_unsupported_tree (ppi, stmt);
1447 /* Initialize the PRETTY-PRINTER for handling C codes. */
1449 pp_c_pretty_printer_init (pp)
1450 c_pretty_printer pp;
1452 pp->offset_list = 0;
1454 pp->declaration = pp_c_declaration;
1455 pp->declaration_specifiers = pp_c_declaration_specifiers;
1456 pp->type_specifier = pp_c_simple_type_specifier;
1457 pp->declarator = pp_c_declarator;
1458 pp->direct_declarator = pp_c_direct_declarator;
1459 pp->parameter_declaration = pp_c_parameter_declaration;
1460 pp->type_id = pp_c_type_id;
1462 pp->statement = pp_c_statement;
1464 pp->primary_expression = pp_c_primary_expression;
1465 pp->postfix_expression = pp_c_postfix_expression;
1466 pp->unary_expression = pp_c_unary_expression;
1467 pp->initializer = pp_c_initializer;
1468 pp->multiplicative_expression = pp_c_multiplicative_expression;
1469 pp->conditional_expression = pp_c_conditional_expression;
1470 pp->assignment_expression = pp_c_assignment_expression;