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);
262 /* Pretty-print ATTRIBUTES using GNU C extension syntax. */
264 pp_c_attributes (pp, attributes)
268 if (attributes == NULL_TREE)
271 pp_c_identifier (pp, "__attribute__");
272 pp_c_left_paren (pp);
273 pp_c_left_paren (pp);
274 for (; attributes != NULL_TREE; attributes = TREE_CHAIN (attributes))
276 pp_tree_identifier (pp, TREE_PURPOSE (attributes));
277 if (TREE_VALUE (attributes))
279 pp_c_left_paren (pp);
280 pp_c_expression_list (pp, TREE_VALUE (attributes));
281 pp_c_right_paren (pp);
284 if (TREE_CHAIN (attributes))
285 pp_separate_with (pp, ',');
287 pp_c_right_paren (pp);
288 pp_c_right_paren (pp);
294 /* Print out a c-char. */
297 c_pretty_printer ppi;
303 pp_identifier (ppi, "\\n");
306 pp_identifier (ppi, "\\t");
309 pp_identifier (ppi, "\\v");
312 pp_identifier (ppi, "\\b");
315 pp_identifier (ppi, "\\r");
318 pp_identifier (ppi, "\\f");
321 pp_identifier (ppi, "\\a");
324 pp_identifier (ppi, "\\\\");
327 pp_identifier (ppi, "\\'");
330 pp_identifier (ppi, "\\\"");
334 pp_character (ppi, c);
336 pp_format_scalar (ppi, "\\%03o", (unsigned) c);
341 /* Print out a STRING literal. */
343 pp_c_string_literal (ppi, s)
344 c_pretty_printer ppi;
347 const char *p = TREE_STRING_POINTER (s);
348 int n = TREE_STRING_LENGTH (s) - 1;
350 pp_doublequote (ppi);
351 for (i = 0; i < n; ++i)
352 pp_c_char (ppi, p[i]);
353 pp_doublequote (ppi);
356 /* Print out a CHARACTER literal. */
358 pp_c_character_literal (ppi, c)
359 c_pretty_printer ppi;
363 pp_c_char (ppi, tree_low_cst (c, 0));
367 /* Print out a BOOLEAN literal. */
369 pp_c_bool_literal (ppi, b)
370 c_pretty_printer ppi;
373 if (b == boolean_false_node || integer_zerop (b))
375 if (c_language == clk_cplusplus)
376 pp_c_identifier (ppi, "false");
377 else if (c_language == clk_c && flag_isoc99)
378 pp_c_identifier (ppi, "_False");
380 pp_unsupported_tree (ppi, b);
382 else if (b == boolean_true_node)
384 if (c_language == clk_cplusplus)
385 pp_c_identifier (ppi, "true");
386 else if (c_language == clk_c && flag_isoc99)
387 pp_c_identifier (ppi, "_True");
389 pp_unsupported_tree (ppi, b);
392 pp_unsupported_tree (ppi, b);
395 /* Attempt to print out an ENUMERATOR. Return true on success. Else return
396 false; that means the value was obtained by a cast, in which case
397 print out the type-id part of the cast-expression -- the casted value
398 is then printed by pp_c_integer_literal. */
400 pp_c_enumerator (ppi, e)
401 c_pretty_printer ppi;
404 tree type = TREE_TYPE (e);
407 /* Find the name of this constant. */
408 for (value = TYPE_VALUES (type);
409 value != NULL_TREE && !tree_int_cst_equal (TREE_VALUE (value), e);
410 value = TREE_CHAIN (value))
413 if (value != NULL_TREE)
414 pp_c_tree_identifier (ppi, TREE_PURPOSE (value));
417 /* Value must have been cast. */
418 pp_c_left_paren (ppi);
419 pp_type_id (ppi, type);
420 pp_c_right_paren (ppi);
427 /* Print out an INTEGER constant value. */
429 pp_c_integer_literal (ppi, i)
430 c_pretty_printer ppi;
433 tree type = TREE_TYPE (i);
435 if (type == boolean_type_node)
436 pp_c_bool_literal (ppi, i);
437 else if (type == char_type_node)
438 pp_c_character_literal (ppi, i);
439 else if (TREE_CODE (type) == ENUMERAL_TYPE
440 && pp_c_enumerator (ppi, i))
444 if (host_integerp (i, 0))
445 pp_wide_integer (ppi, TREE_INT_CST_LOW (i));
448 if (tree_int_cst_sgn (i) < 0)
450 static char format[10]; /* "%x%09999x\0" */
452 sprintf (format, "%%x%%0%dx", HOST_BITS_PER_INT / 4);
454 pp_c_char (ppi, '-');
455 i = build_int_2 (-TREE_INT_CST_LOW (i),
456 ~TREE_INT_CST_HIGH (i) + !TREE_INT_CST_LOW (i));
457 sprintf (pp_buffer (ppi)->digit_buffer, format,
458 TREE_INT_CST_HIGH (i), TREE_INT_CST_LOW (i));
459 pp_identifier (ppi, pp_buffer (ppi)->digit_buffer);
466 /* Print out a REAL value. */
468 pp_c_real_literal (ppi, r)
469 c_pretty_printer ppi;
472 REAL_VALUE_TO_DECIMAL (TREE_REAL_CST (r), "%.16g",
473 pp_buffer (ppi)->digit_buffer);
474 pp_identifier (ppi, pp_buffer(ppi)->digit_buffer);
479 pp_c_literal (ppi, e)
480 c_pretty_printer ppi;
483 switch (TREE_CODE (e))
486 pp_c_integer_literal (ppi, e);
490 pp_c_real_literal (ppi, e);
494 pp_c_string_literal (ppi, e);
498 pp_unsupported_tree (ppi, e);
503 /* Pretty-print a C primary-expression. */
505 pp_c_primary_expression (ppi, e)
506 c_pretty_printer ppi;
509 switch (TREE_CODE (e))
519 case IDENTIFIER_NODE:
520 pp_c_tree_identifier (ppi, e);
524 pp_c_identifier (ppi, "<erroneous-expression>");
528 pp_c_identifier (ppi, "<return-value>");
534 pp_c_literal (ppi, e);
538 pp_c_left_paren (ppi);
539 pp_c_identifier (ppi, "__builtin_memcpy");
540 pp_c_left_paren (ppi);
542 pp_c_primary_expression (ppi, TREE_OPERAND (e, 0));
543 pp_separate_with (ppi, ',');
545 pp_initializer (ppi, TREE_OPERAND (e, 1));
546 if (TREE_OPERAND (e, 2))
548 pp_separate_with (ppi, ',');
549 pp_c_expression (ppi, TREE_OPERAND (e, 2));
551 pp_c_right_paren (ppi);
554 pp_c_left_paren (ppi);
555 pp_statement (ppi, STMT_EXPR_STMT (e));
556 pp_c_right_paren (ppi);
560 /* Make sure this call won't cause any infinite loop. */
561 pp_c_left_paren (ppi);
562 pp_c_expression (ppi, e);
563 pp_c_right_paren (ppi);
568 /* Print out a C initializer -- also support C compound-literals. */
570 pp_c_initializer (ppi, e)
571 c_pretty_printer ppi;
574 if (TREE_CODE (e) == CONSTRUCTOR)
576 enum tree_code code = TREE_CODE (TREE_TYPE (e));
577 if (code == RECORD_TYPE || code == UNION_TYPE || code == ARRAY_TYPE)
580 pp_c_initializer_list (ppi, e);
581 pp_right_brace (ppi);
584 pp_unsupported_tree (ppi, TREE_OPERAND (e, 1));
587 pp_assignment_expression (ppi, e);
591 pp_c_initializer_list (ppi, e)
592 c_pretty_printer ppi;
595 tree type = TREE_TYPE (e);
596 const enum tree_code code = TREE_CODE (type);
598 if (code == RECORD_TYPE || code == UNION_TYPE || code == ARRAY_TYPE)
600 tree init = TREE_OPERAND (e, 1);
601 for (; init != NULL_TREE; init = TREE_CHAIN (init))
603 if (code == RECORD_TYPE || code == UNION_TYPE)
606 pp_c_primary_expression (ppi, TREE_PURPOSE (init));
610 pp_c_left_bracket (ppi);
611 if (TREE_PURPOSE (init))
612 pp_c_literal (ppi, TREE_PURPOSE (init));
613 pp_c_right_bracket (ppi);
615 pp_c_whitespace (ppi);
617 pp_c_whitespace (ppi);
618 pp_initializer (ppi, TREE_VALUE (init));
619 if (TREE_CHAIN (init))
620 pp_separate_with (ppi, ',');
624 pp_unsupported_tree (ppi, type);
628 pp_c_postfix_expression (ppi, e)
629 c_pretty_printer ppi;
632 enum tree_code code = TREE_CODE (e);
635 case POSTINCREMENT_EXPR:
636 case POSTDECREMENT_EXPR:
637 pp_postfix_expression (ppi, TREE_OPERAND (e, 0));
638 pp_identifier (ppi, code == POSTINCREMENT_EXPR ? "++" : "--");
642 pp_postfix_expression (ppi, TREE_OPERAND (e, 0));
647 pp_postfix_expression (ppi, TREE_OPERAND (e, 0));
648 pp_c_left_bracket (ppi);
649 pp_c_expression (ppi, TREE_OPERAND (e, 1));
650 pp_c_right_bracket (ppi);
654 pp_postfix_expression (ppi, TREE_OPERAND (e, 0));
655 pp_c_left_paren (ppi);
656 pp_c_expression_list (ppi, TREE_OPERAND (e, 1));
657 pp_c_right_paren (ppi);
662 pp_c_identifier (ppi,
663 code == ABS_EXPR ? "__builtin_abs" : "__builtin_ffs");
664 pp_c_left_paren (ppi);
665 pp_c_expression (ppi, TREE_OPERAND (e, 0));
666 pp_c_right_paren (ppi);
671 tree object = TREE_OPERAND (e, 0);
672 if (TREE_CODE (object) == INDIRECT_REF)
674 pp_postfix_expression (ppi, TREE_OPERAND (object, 0));
679 pp_postfix_expression (ppi, object);
682 pp_c_expression (ppi, TREE_OPERAND (e, 1));
689 pp_c_left_paren (ppi);
690 pp_type_id (ppi, TREE_TYPE (e));
691 pp_c_right_paren (ppi);
694 if (code == COMPLEX_CST)
696 pp_c_expression (ppi, TREE_REALPART (e));
697 pp_separate_with (ppi, ',');
698 pp_c_expression (ppi, TREE_IMAGPART (e));
700 else if (code == VECTOR_CST)
701 pp_c_expression_list (ppi, TREE_VECTOR_CST_ELTS (e));
702 else if (code == COMPLEX_EXPR)
704 pp_c_expression (ppi, TREE_OPERAND (e, 0));
705 pp_separate_with (ppi, ',');
706 pp_c_expression (ppi, TREE_OPERAND (e, 1));
709 pp_right_brace (ppi);
712 case COMPOUND_LITERAL_EXPR:
713 e = DECL_INITIAL (e);
716 pp_initializer (ppi, e);
722 pp_identifier (ppi, "__location__");
723 pp_right_paren (ppi);
727 pp_identifier (ppi, "file");
730 pp_c_whitespace (ppi);
731 pp_c_expression (ppi, SRCLOC_FILE (e));
732 pp_separate_with (ppi, ',');
734 pp_identifier (ppi, "line");
737 pp_c_whitespace (ppi);
738 pp_c_expression (ppi, SRCLOC_LINE (e));
739 pp_right_brace (ppi);
744 pp_c_identifier (ppi, "__builtin_va_arg");
745 pp_c_left_paren (ppi);
746 pp_assignment_expression (ppi, TREE_OPERAND (e, 0));
747 pp_separate_with (ppi, ',');
748 pp_type_id (ppi, TREE_TYPE (e));
749 pp_c_right_paren (ppi);
753 pp_primary_expression (ppi, e);
758 /* Print out an expression-list; E is expected to be a TREE_LIST */
760 pp_c_expression_list (ppi, e)
761 c_pretty_printer ppi;
764 for (; e != NULL_TREE; e = TREE_CHAIN (e))
766 pp_c_assignment_expression (ppi, TREE_VALUE (e));
768 pp_separate_with (ppi, ',');
773 pp_c_unary_expression (ppi, e)
774 c_pretty_printer ppi;
777 enum tree_code code = TREE_CODE (e);
780 case PREINCREMENT_EXPR:
781 case PREDECREMENT_EXPR:
782 pp_identifier (ppi, code == PREINCREMENT_EXPR ? "++" : "--");
783 pp_c_unary_expression (ppi, TREE_OPERAND (e, 0));
793 if (code == ADDR_EXPR)
795 else if (code == INDIRECT_REF)
797 else if (code == NEGATE_EXPR)
799 else if (code == BIT_NOT_EXPR || code == CONJ_EXPR)
801 else if (code == TRUTH_NOT_EXPR)
802 pp_exclamation (ppi);
803 pp_c_cast_expression (ppi, TREE_OPERAND (e, 0));
808 pp_c_identifier (ppi, code == SIZEOF_EXPR ? "sizeof" : "__alignof__");
809 pp_c_whitespace (ppi);
810 if (TYPE_P (TREE_OPERAND (e, 0)))
812 pp_c_left_paren (ppi);
813 pp_type_id (ppi, TREE_OPERAND (e, 0));
814 pp_c_right_paren (ppi);
817 pp_c_unary_expression (ppi, TREE_OPERAND (e, 0));
822 pp_c_identifier (ppi, code == REALPART_EXPR ? "__real__" : "__imag__");
823 pp_c_whitespace (ppi);
824 pp_unary_expression (ppi, TREE_OPERAND (e, 0));
828 pp_postfix_expression (ppi, e);
834 pp_c_cast_expression (ppi, e)
835 c_pretty_printer ppi;
838 if (TREE_CODE (e) == CONVERT_EXPR || TREE_CODE (e) == FLOAT_EXPR)
840 pp_c_left_paren (ppi);
841 pp_type_id (ppi, TREE_TYPE (e));
842 pp_c_right_paren (ppi);
843 pp_c_cast_expression (ppi, TREE_OPERAND (e, 0));
846 pp_unary_expression (ppi, e);
850 pp_c_multiplicative_expression (ppi, e)
851 c_pretty_printer ppi;
854 enum tree_code code = TREE_CODE (e);
860 pp_c_multiplicative_expression (ppi, TREE_OPERAND (e, 0));
861 pp_c_whitespace (ppi);
862 if (code == MULT_EXPR)
864 else if (code == TRUNC_DIV_EXPR)
868 pp_c_whitespace (ppi);
869 pp_c_cast_expression (ppi, TREE_OPERAND (e, 1));
873 pp_c_cast_expression (ppi, e);
879 pp_c_additive_expression (ppi, e)
880 c_pretty_printer ppi;
883 enum tree_code code = TREE_CODE (e);
888 pp_c_additive_expression (ppi, TREE_OPERAND (e, 0));
889 pp_c_whitespace (ppi);
890 if (code == PLUS_EXPR)
894 pp_c_whitespace (ppi);
895 pp_multiplicative_expression (ppi, TREE_OPERAND (e, 1));
899 pp_multiplicative_expression (ppi, e);
905 pp_c_shift_expression (ppi, e)
906 c_pretty_printer ppi;
909 enum tree_code code = TREE_CODE (e);
914 pp_c_shift_expression (ppi, TREE_OPERAND (e, 0));
915 pp_c_whitespace (ppi);
916 pp_identifier (ppi, code == LSHIFT_EXPR ? "<<" : ">>");
917 pp_c_whitespace (ppi);
918 pp_c_additive_expression (ppi, TREE_OPERAND (e, 1));
922 pp_c_additive_expression (ppi, e);
927 pp_c_relational_expression (ppi, e)
928 c_pretty_printer ppi;
931 enum tree_code code = TREE_CODE (e);
938 pp_c_relational_expression (ppi, TREE_OPERAND (e, 0));
939 pp_c_whitespace (ppi);
942 else if (code == GT_EXPR)
944 else if (code == LE_EXPR)
945 pp_identifier (ppi, "<=");
946 else if (code == GE_EXPR)
947 pp_identifier (ppi, ">=");
948 pp_c_whitespace (ppi);
949 pp_c_shift_expression (ppi, TREE_OPERAND (e, 1));
953 pp_c_shift_expression (ppi, e);
959 pp_c_equality_expression (ppi, e)
960 c_pretty_printer ppi;
963 enum tree_code code = TREE_CODE (e);
968 pp_c_equality_expression (ppi, TREE_OPERAND (e, 0));
969 pp_c_maybe_whitespace (ppi);
970 pp_identifier (ppi, code == EQ_EXPR ? "==" : "!=");
971 pp_c_whitespace (ppi);
972 pp_c_relational_expression (ppi, TREE_OPERAND (e, 1));
976 pp_c_relational_expression (ppi, e);
982 pp_c_and_expression (ppi, e)
983 c_pretty_printer ppi;
986 if (TREE_CODE (e) == BIT_AND_EXPR)
988 pp_c_and_expression (ppi, TREE_OPERAND (e, 0));
989 pp_c_maybe_whitespace (ppi);
991 pp_c_whitespace (ppi);
992 pp_c_equality_expression (ppi, TREE_OPERAND (e, 1));
995 pp_c_equality_expression (ppi, e);
999 pp_c_exclusive_or_expression (ppi, e)
1000 c_pretty_printer ppi;
1003 if (TREE_CODE (e) == BIT_XOR_EXPR)
1005 pp_c_exclusive_or_expression (ppi, TREE_OPERAND (e, 0));
1006 pp_c_maybe_whitespace (ppi);
1008 pp_c_whitespace (ppi);
1009 pp_c_and_expression (ppi, TREE_OPERAND (e, 1));
1012 pp_c_and_expression (ppi, e);
1016 pp_c_inclusive_or_expression (ppi, e)
1017 c_pretty_printer ppi;
1020 if (TREE_CODE (e) == BIT_IOR_EXPR)
1022 pp_c_exclusive_or_expression (ppi, TREE_OPERAND (e, 0));
1023 pp_c_maybe_whitespace (ppi);
1025 pp_c_whitespace (ppi);
1026 pp_c_exclusive_or_expression (ppi, TREE_OPERAND (e, 1));
1029 pp_c_exclusive_or_expression (ppi, e);
1033 pp_c_logical_and_expression (ppi, e)
1034 c_pretty_printer ppi;
1037 if (TREE_CODE (e) == TRUTH_ANDIF_EXPR)
1039 pp_c_logical_and_expression (ppi, TREE_OPERAND (e, 0));
1040 pp_c_maybe_whitespace (ppi);
1041 pp_identifier (ppi, "&&");
1042 pp_c_whitespace (ppi);
1043 pp_c_inclusive_or_expression (ppi, TREE_OPERAND (e, 1));
1046 pp_c_inclusive_or_expression (ppi, e);
1050 pp_c_logical_or_expression (ppi, e)
1051 c_pretty_printer ppi;
1054 if (TREE_CODE (e) == TRUTH_ORIF_EXPR)
1056 pp_c_logical_or_expression (ppi, TREE_OPERAND (e, 0));
1057 pp_c_maybe_whitespace (ppi);
1058 pp_identifier (ppi, "||");
1059 pp_c_whitespace (ppi);
1060 pp_c_logical_and_expression (ppi, TREE_OPERAND (e, 1));
1063 pp_c_logical_and_expression (ppi, e);
1067 pp_c_conditional_expression (ppi, e)
1068 c_pretty_printer ppi;
1071 if (TREE_CODE (e) == COND_EXPR)
1073 pp_c_logical_or_expression (ppi, TREE_OPERAND (e, 0));
1074 pp_c_maybe_whitespace (ppi);
1076 pp_c_whitespace (ppi);
1077 pp_c_expression (ppi, TREE_OPERAND (e, 1));
1078 pp_c_maybe_whitespace (ppi);
1080 pp_c_whitespace (ppi);
1081 pp_c_conditional_expression (ppi, TREE_OPERAND (e, 2));
1084 pp_c_logical_or_expression (ppi, e);
1088 /* Pretty-print a C assignment-expression. */
1090 pp_c_assignment_expression (ppi, e)
1091 c_pretty_printer ppi;
1094 if (TREE_CODE (e) == MODIFY_EXPR || TREE_CODE (e) == INIT_EXPR)
1096 pp_c_unary_expression (ppi, TREE_OPERAND (e, 0));
1097 pp_c_maybe_whitespace (ppi);
1099 pp_whitespace (ppi);
1100 pp_c_assignment_expression (ppi, TREE_OPERAND (e, 1));
1103 pp_c_conditional_expression (ppi, e);
1106 /* Pretty-print an expression. */
1108 pp_c_expression (ppi, e)
1109 c_pretty_printer ppi;
1112 switch (TREE_CODE (e))
1115 pp_c_integer_literal (ppi, e);
1119 pp_c_real_literal (ppi, e);
1123 pp_c_string_literal (ppi, e);
1136 pp_c_primary_expression (ppi, e);
1139 case POSTINCREMENT_EXPR:
1140 case POSTDECREMENT_EXPR:
1150 case COMPOUND_LITERAL_EXPR:
1153 pp_c_postfix_expression (ppi, e);
1161 case TRUTH_NOT_EXPR:
1162 case PREINCREMENT_EXPR:
1163 case PREDECREMENT_EXPR:
1168 pp_c_unary_expression (ppi, e);
1173 pp_c_cast_expression (ppi, e);
1177 case TRUNC_MOD_EXPR:
1178 case TRUNC_DIV_EXPR:
1179 pp_c_multiplicative_expression (ppi, e);
1184 pp_c_shift_expression (ppi, e);
1191 pp_c_relational_expression (ppi, e);
1195 pp_c_and_expression (ppi, e);
1199 pp_c_exclusive_or_expression (ppi, e);
1203 pp_c_inclusive_or_expression (ppi, e);
1206 case TRUTH_ANDIF_EXPR:
1207 pp_c_logical_and_expression (ppi, e);
1210 case TRUTH_ORIF_EXPR:
1211 pp_c_logical_or_expression (ppi, e);
1215 pp_c_conditional_expression (ppi, e);
1220 pp_c_assignment_expression (ppi, e);
1224 pp_c_expression (ppi, TREE_OPERAND (e, 0));
1228 pp_c_left_paren (ppi);
1229 pp_c_expression (ppi, TREE_OPERAND (e, 0));
1230 pp_separate_with (ppi, ',');
1231 pp_assignment_expression (ppi, TREE_OPERAND (e, 1));
1232 pp_c_right_paren (ppi);
1237 pp_unsupported_tree (ppi, e);
1245 pp_c_statement (ppi, stmt)
1246 c_pretty_printer ppi;
1249 const enum tree_code code = TREE_CODE (stmt);
1255 if (code == LABEL_STMT)
1256 pp_tree_identifier (ppi, DECL_NAME (LABEL_STMT_LABEL (stmt)));
1257 else if (code == LABEL_STMT)
1259 if (CASE_LOW (stmt) == NULL_TREE)
1260 pp_identifier (ppi, "default");
1263 pp_c_identifier (ppi, "case");
1264 pp_c_whitespace (ppi);
1265 pp_conditional_expression (ppi, CASE_LOW (stmt));
1266 if (CASE_HIGH (stmt))
1268 pp_identifier (ppi, "...");
1269 pp_conditional_expression (ppi, CASE_HIGH (stmt));
1274 pp_newline_and_indent (ppi, 3);
1278 pp_left_brace (ppi);
1279 pp_newline_and_indent (ppi, 3);
1280 for (stmt = COMPOUND_BODY (stmt); stmt; stmt = TREE_CHAIN (stmt))
1281 pp_c_statement (ppi, stmt);
1282 pp_newline_and_indent (ppi, -3);
1283 pp_right_brace (ppi);
1290 pp_c_expression (ppi, code == EXPR_STMT
1291 ? EXPR_STMT_EXPR (stmt)
1292 : CLEANUP_EXPR (stmt));
1298 pp_c_identifier (ppi, "if");
1299 pp_whitespace (ppi);
1300 pp_c_left_paren (ppi);
1301 pp_c_expression (ppi, IF_COND (stmt));
1302 pp_right_paren (ppi);
1303 pp_newline_and_indent (ppi, 3);
1304 pp_statement (ppi, THEN_CLAUSE (stmt));
1305 pp_newline_and_indent (ppi, -3);
1306 if (ELSE_CLAUSE (stmt))
1308 tree else_clause = ELSE_CLAUSE (stmt);
1309 pp_c_identifier (ppi, "else");
1310 if (TREE_CODE (else_clause) == IF_STMT)
1311 pp_c_whitespace (ppi);
1313 pp_newline_and_indent (ppi, 3);
1314 pp_statement (ppi, else_clause);
1315 if (TREE_CODE (else_clause) != IF_STMT)
1316 pp_newline_and_indent (ppi, -3);
1322 pp_c_identifier (ppi, "switch");
1323 pp_whitespace (ppi);
1324 pp_c_left_paren (ppi);
1325 pp_c_expression (ppi, SWITCH_COND (stmt));
1326 pp_right_paren (ppi);
1327 pp_newline_and_indent (ppi, 3);
1328 pp_statement (ppi, SWITCH_BODY (stmt));
1329 pp_newline_and_indent (ppi, -3);
1333 pp_c_identifier (ppi, "while");
1334 pp_whitespace (ppi);
1335 pp_c_left_paren (ppi);
1336 pp_c_expression (ppi, WHILE_COND (stmt));
1337 pp_right_paren (ppi);
1338 pp_newline_and_indent (ppi, 3);
1339 pp_statement (ppi, WHILE_BODY (stmt));
1340 pp_newline_and_indent (ppi, -3);
1344 pp_c_identifier (ppi, "do");
1345 pp_newline_and_indent (ppi, 3);
1346 pp_statement (ppi, DO_BODY (stmt));
1347 pp_newline_and_indent (ppi, -3);
1348 pp_c_identifier (ppi, "while");
1349 pp_whitespace (ppi);
1350 pp_c_left_paren (ppi);
1351 pp_c_expression (ppi, DO_COND (stmt));
1352 pp_c_right_paren (ppi);
1358 pp_c_identifier (ppi, "for");
1359 pp_whitespace (ppi);
1360 pp_c_left_paren (ppi);
1361 pp_statement (ppi, FOR_INIT_STMT (stmt));
1362 pp_c_whitespace (ppi);
1363 if (FOR_COND (stmt))
1364 pp_c_expression (ppi, FOR_COND (stmt));
1366 pp_c_whitespace (ppi);
1367 if (FOR_EXPR (stmt))
1368 pp_c_expression (ppi, FOR_EXPR (stmt));
1369 pp_right_paren (ppi);
1370 pp_newline_and_indent (ppi, 3);
1371 pp_statement (ppi, FOR_BODY (stmt));
1372 pp_newline_and_indent (ppi, -3);
1378 pp_identifier (ppi, code == BREAK_STMT ? "break" : "continue");
1386 tree e = code == RETURN_STMT
1387 ? RETURN_STMT_EXPR (stmt)
1388 : GOTO_DESTINATION (stmt);
1391 pp_c_identifier (ppi, code == RETURN_STMT ? "return" : "goto");
1393 pp_c_expression (ppi, e);
1400 if (!SCOPE_NULLIFIED_P (stmt) && SCOPE_NO_CLEANUPS_P (stmt))
1402 if (SCOPE_BEGIN_P (stmt))
1404 pp_left_brace (ppi);
1405 pp_newline_and_indent (ppi, 3);
1407 else if (SCOPE_END_P (stmt))
1409 pp_right_brace (ppi);
1410 pp_newline_and_indent (ppi, -3);
1416 pp_declaration (ppi, DECL_STMT_DECL (stmt));
1423 bool has_volatile_p = ASM_VOLATILE_P (stmt);
1424 bool is_extended = has_volatile_p || ASM_INPUTS (stmt)
1425 || ASM_OUTPUTS (stmt) || ASM_CLOBBERS (stmt);
1426 pp_c_identifier (ppi, is_extended ? "__asm__" : "asm");
1428 pp_c_identifier (ppi, "__volatile__");
1429 pp_whitespace (ppi);
1430 pp_c_left_paren (ppi);
1431 pp_c_string_literal (ppi, ASM_STRING (stmt));
1434 pp_whitespace (ppi);
1435 pp_separate_with (ppi, ':');
1436 if (ASM_OUTPUTS (stmt))
1437 pp_c_expression (ppi, ASM_OUTPUTS (stmt));
1438 pp_whitespace (ppi);
1439 pp_separate_with (ppi, ':');
1440 if (ASM_INPUTS (stmt))
1441 pp_c_expression (ppi, ASM_INPUTS (stmt));
1442 pp_whitespace (ppi);
1443 pp_separate_with (ppi, ':');
1444 if (ASM_CLOBBERS (stmt))
1445 pp_c_expression (ppi, ASM_CLOBBERS (stmt));
1447 pp_right_paren (ppi);
1453 pp_c_identifier (ppi, "__FILE__");
1454 pp_whitespace (ppi);
1456 pp_c_whitespace (ppi);
1457 pp_c_identifier (ppi, FILE_STMT_FILENAME (stmt));
1463 pp_unsupported_tree (ppi, stmt);
1469 /* Initialize the PRETTY-PRINTER for handling C codes. */
1471 pp_c_pretty_printer_init (pp)
1472 c_pretty_printer pp;
1474 pp->offset_list = 0;
1476 pp->declaration = pp_c_declaration;
1477 pp->declaration_specifiers = pp_c_declaration_specifiers;
1478 pp->type_specifier = pp_c_simple_type_specifier;
1479 pp->declarator = pp_c_declarator;
1480 pp->direct_declarator = pp_c_direct_declarator;
1481 pp->parameter_declaration = pp_c_parameter_declaration;
1482 pp->type_id = pp_c_type_id;
1484 pp->statement = pp_c_statement;
1486 pp->primary_expression = pp_c_primary_expression;
1487 pp->postfix_expression = pp_c_postfix_expression;
1488 pp->unary_expression = pp_c_unary_expression;
1489 pp->initializer = pp_c_initializer;
1490 pp->multiplicative_expression = pp_c_multiplicative_expression;
1491 pp->conditional_expression = pp_c_conditional_expression;
1492 pp->assignment_expression = pp_c_assignment_expression;