gcc/gimple-pretty-print.c

   1 /* Pretty formatting of GIMPLE statements and expressions.
   2    Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
   3    Free Software Foundation, Inc.
   4    Contributed by Aldy Hernandez <aldyh@redhat.com> and
   5    Diego Novillo <dnovillo@google.com>
   6
   7 This file is part of GCC.
   8
   9 GCC is free software; you can redistribute it and/or modify it under
  10 the terms of the GNU General Public License as published by the Free
  11 Software Foundation; either version 3, or (at your option) any later
  12 version.
  13
  14 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  15 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  16 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  17 for more details.
  18
  19 You should have received a copy of the GNU General Public License
  20 along with GCC; see the file COPYING3.  If not see
  21 <http://www.gnu.org/licenses/>.  */
  22
  23 #include "config.h"
  24 #include "system.h"
  25 #include "coretypes.h"
  26 #include "tm.h"
  27 #include "tree.h"
  28 #include "diagnostic.h"
  29 #include "real.h"
  30 #include "hashtab.h"
  31 #include "tree-flow.h"
  32 #include "tree-pass.h"
  33 #include "gimple.h"
  34 #include "value-prof.h"
  35
  36 #define INDENT(SPACE)                                                   \
  37   do { int i; for (i = 0; i < SPACE; i++) pp_space (buffer); } while (0)
  38
  39 static pretty_printer buffer;
  40 static bool initialized = false;
  41
  42 #define GIMPLE_NIY do_niy (buffer,gs)
  43
  44 /* Try to print on BUFFER a default message for the unrecognized
  45    gimple statement GS.  */
  46
  47 static void
  48 do_niy (pretty_printer *buffer, gimple gs)
  49 {
  50   pp_printf (buffer, "<<< Unknown GIMPLE statement: %s >>>\n",
  51              gimple_code_name[(int) gimple_code (gs)]);
  52 }
  53
  54
  55 /* Initialize the pretty printer on FILE if needed.  */
  56
  57 static void
  58 maybe_init_pretty_print (FILE *file)
  59 {
  60   if (!initialized)
  61     {
  62       pp_construct (&buffer, NULL, 0);
  63       pp_needs_newline (&buffer) = true;
  64       initialized = true;
  65     }
  66
  67   buffer.buffer->stream = file;
  68 }
  69
  70
  71 /* Emit a newline and SPC indentantion spaces to BUFFER.  */
  72
  73 static void
  74 newline_and_indent (pretty_printer *buffer, int spc)
  75 {
  76   pp_newline (buffer);
  77   INDENT (spc);
  78 }
  79
  80
  81 /* Print the GIMPLE statement GS on stderr.  */
  82
  83 void
  84 debug_gimple_stmt (gimple gs)
  85 {
  86   print_gimple_stmt (stderr, gs, 0, TDF_VOPS|TDF_MEMSYMS);
  87   fprintf (stderr, "\n");
  88 }
  89
  90
  91 /* Dump GIMPLE statement G to FILE using SPC indentantion spaces and
  92    FLAGS as in dump_gimple_stmt.  */
  93
  94 void
  95 print_gimple_stmt (FILE *file, gimple g, int spc, int flags)
  96 {
  97   maybe_init_pretty_print (file);
  98   dump_gimple_stmt (&buffer, g, spc, flags);
  99   pp_flush (&buffer);
 100 }
 101
 102
 103 /* Dump GIMPLE statement G to FILE using SPC indentantion spaces and
 104    FLAGS as in dump_gimple_stmt.  Print only the right-hand side
 105    of the statement.  */
 106
 107 void
 108 print_gimple_expr (FILE *file, gimple g, int spc, int flags)
 109 {
 110   flags |= TDF_RHS_ONLY;
 111   maybe_init_pretty_print (file);
 112   dump_gimple_stmt (&buffer, g, spc, flags);
 113 }
 114
 115
 116 /* Print the GIMPLE sequence SEQ on BUFFER using SPC indentantion
 117    spaces and FLAGS as in dump_gimple_stmt.  */
 118
 119 static void
 120 dump_gimple_seq (pretty_printer *buffer, gimple_seq seq, int spc, int flags)
 121 {
 122   gimple_stmt_iterator i;
 123
 124   for (i = gsi_start (seq); !gsi_end_p (i); gsi_next (&i))
 125     {
 126       gimple gs = gsi_stmt (i);
 127       INDENT (spc);
 128       dump_gimple_stmt (buffer, gs, spc, flags);
 129       if (!gsi_one_before_end_p (i))
 130         pp_newline (buffer);
 131     }
 132 }
 133
 134
 135 /* Dump GIMPLE sequence SEQ to FILE using SPC indentantion spaces and
 136    FLAGS as in dump_gimple_stmt.  */
 137
 138 void
 139 print_gimple_seq (FILE *file, gimple_seq seq, int spc, int flags)
 140 {
 141   maybe_init_pretty_print (file);
 142   dump_gimple_seq (&buffer, seq, spc, flags);
 143   pp_flush (&buffer);
 144 }
 145
 146
 147 /* Print the GIMPLE sequence SEQ on stderr.  */
 148
 149 void
 150 debug_gimple_seq (gimple_seq seq)
 151 {
 152   print_gimple_seq (stderr, seq, 0, TDF_VOPS|TDF_MEMSYMS);
 153 }
 154
 155
 156 /* A simple helper to pretty-print some of the gimple tuples in the printf
 157    style. The format modifiers are preceeded by '%' and are:
 158      'G' - outputs a string corresponding to the code of the given gimple,
 159      'S' - outputs a gimple_seq with indent of spc + 2,
 160      'T' - outputs the tree t,
 161      'd' - outputs an int as a decimal,
 162      's' - outputs a string,
 163      'n' - outputs a newline,
 164      '+' - increases indent by 2 then outputs a newline,
 165      '-' - decreases indent by 2 then outputs a newline.   */
 166
 167 static void
 168 dump_gimple_fmt (pretty_printer *buffer, int spc, int flags,
 169                  const char *fmt, ...)
 170 {
 171   va_list args;
 172   const char *c;
 173   const char *tmp;
 174
 175   va_start (args, fmt);
 176   for (c = fmt; *c; c++)
 177     {
 178       if (*c == '%')
 179         {
 180           gimple_seq seq;
 181           tree t;
 182           gimple g;
 183           switch (*++c)
 184             {
 185               case 'G':
 186                 g = va_arg (args, gimple);
 187                 tmp = gimple_code_name[gimple_code (g)];
 188                 pp_string (buffer, tmp);
 189                 break;
 190
 191               case 'S':
 192                 seq = va_arg (args, gimple_seq);
 193                 pp_newline (buffer);
 194                 dump_gimple_seq (buffer, seq, spc + 2, flags);
 195                 newline_and_indent (buffer, spc);
 196                 break;
 197
 198               case 'T':
 199                 t = va_arg (args, tree);
 200                 if (t == NULL_TREE)
 201                   pp_string (buffer, "NULL");
 202                 else
 203                   dump_generic_node (buffer, t, spc, flags, false);
 204                 break;
 205
 206               case 'd':
 207                 pp_decimal_int (buffer, va_arg (args, int));
 208                 break;
 209
 210               case 's':
 211                 pp_string (buffer, va_arg (args, char *));
 212                 break;
 213
 214               case 'n':
 215                 newline_and_indent (buffer, spc);
 216                 break;
 217
 218               case '+':
 219                 spc += 2;
 220                 newline_and_indent (buffer, spc);
 221                 break;
 222
 223               case '-':
 224                 spc -= 2;
 225                 newline_and_indent (buffer, spc);
 226                 break;
 227
 228               default:
 229                 gcc_unreachable ();
 230             }
 231         }
 232       else
 233         pp_character (buffer, *c);
 234     }
 235   va_end (args);
 236 }
 237
 238
 239 /* Helper for dump_gimple_assign.  Print the unary RHS of the
 240    assignment GS.  BUFFER, SPC and FLAGS are as in dump_gimple_stmt.  */
 241
 242 static void
 243 dump_unary_rhs (pretty_printer *buffer, gimple gs, int spc, int flags)
 244 {
 245   enum tree_code rhs_code = gimple_assign_rhs_code (gs);
 246   tree lhs = gimple_assign_lhs (gs);
 247   tree rhs = gimple_assign_rhs1 (gs);
 248
 249   switch (rhs_code)
 250     {
 251     case VIEW_CONVERT_EXPR:
 252     case ASSERT_EXPR:
 253       dump_generic_node (buffer, rhs, spc, flags, false);
 254       break;
 255
 256     case FIXED_CONVERT_EXPR:
 257     case FIX_TRUNC_EXPR:
 258     case FLOAT_EXPR:
 259     CASE_CONVERT:
 260       pp_character (buffer, '(');
 261       dump_generic_node (buffer, TREE_TYPE (lhs), spc, flags, false);
 262       pp_string (buffer, ") ");
 263       if (op_prio (rhs) < op_code_prio (rhs_code))
 264         {
 265           pp_character (buffer, '(');
 266           dump_generic_node (buffer, rhs, spc, flags, false);
 267           pp_character (buffer, ')');
 268         }
 269       else
 270         dump_generic_node (buffer, rhs, spc, flags, false);
 271       break;
 272
 273     case PAREN_EXPR:
 274       pp_string (buffer, "((");
 275       dump_generic_node (buffer, rhs, spc, flags, false);
 276       pp_string (buffer, "))");
 277       break;
 278
 279     case ABS_EXPR:
 280       pp_string (buffer, "ABS_EXPR <");
 281       dump_generic_node (buffer, rhs, spc, flags, false);
 282       pp_character (buffer, '>');
 283       break;
 284
 285     default:
 286       if (TREE_CODE_CLASS (rhs_code) == tcc_declaration
 287           || TREE_CODE_CLASS (rhs_code) == tcc_constant
 288           || TREE_CODE_CLASS (rhs_code) == tcc_reference
 289           || rhs_code == SSA_NAME
 290           || rhs_code == ADDR_EXPR
 291           || rhs_code == CONSTRUCTOR)
 292         {
 293           dump_generic_node (buffer, rhs, spc, flags, false);
 294           break;
 295         }
 296       else if (rhs_code == BIT_NOT_EXPR)
 297         pp_character (buffer, '~');
 298       else if (rhs_code == TRUTH_NOT_EXPR)
 299         pp_character (buffer, '!');
 300       else if (rhs_code == NEGATE_EXPR)
 301         pp_character (buffer, '-');
 302       else
 303         {
 304           pp_character (buffer, '[');
 305           pp_string (buffer, tree_code_name [rhs_code]);
 306           pp_string (buffer, "] ");
 307         }
 308
 309       if (op_prio (rhs) < op_code_prio (rhs_code))
 310         {
 311           pp_character (buffer, '(');
 312           dump_generic_node (buffer, rhs, spc, flags, false);
 313           pp_character (buffer, ')');
 314         }
 315       else
 316         dump_generic_node (buffer, rhs, spc, flags, false);
 317       break;
 318     }
 319 }
 320
 321
 322 /* Helper for dump_gimple_assign.  Print the binary RHS of the
 323    assignment GS.  BUFFER, SPC and FLAGS are as in dump_gimple_stmt.  */
 324
 325 static void
 326 dump_binary_rhs (pretty_printer *buffer, gimple gs, int spc, int flags)
 327 {
 328   const char *p;
 329   enum tree_code code = gimple_assign_rhs_code (gs);
 330   switch (code)
 331     {
 332     case COMPLEX_EXPR:
 333     case MIN_EXPR:
 334     case MAX_EXPR:
 335     case VEC_WIDEN_MULT_HI_EXPR:
 336     case VEC_WIDEN_MULT_LO_EXPR:
 337     case VEC_PACK_TRUNC_EXPR:
 338     case VEC_PACK_SAT_EXPR:
 339     case VEC_PACK_FIX_TRUNC_EXPR:
 340     case VEC_EXTRACT_EVEN_EXPR:
 341     case VEC_EXTRACT_ODD_EXPR:
 342     case VEC_INTERLEAVE_HIGH_EXPR:
 343     case VEC_INTERLEAVE_LOW_EXPR:
 344       for (p = tree_code_name [(int) code]; *p; p++)
 345         pp_character (buffer, TOUPPER (*p));
 346       pp_string (buffer, " <");
 347       dump_generic_node (buffer, gimple_assign_rhs1 (gs), spc, flags, false);
 348       pp_string (buffer, ", ");
 349       dump_generic_node (buffer, gimple_assign_rhs2 (gs), spc, flags, false);
 350       pp_character (buffer, '>');
 351       break;
 352
 353     default:
 354       if (op_prio (gimple_assign_rhs1 (gs)) <= op_code_prio (code))
 355         {
 356           pp_character (buffer, '(');
 357           dump_generic_node (buffer, gimple_assign_rhs1 (gs), spc, flags,
 358                              false);
 359           pp_character (buffer, ')');
 360         }
 361       else
 362         dump_generic_node (buffer, gimple_assign_rhs1 (gs), spc, flags, false);
 363       pp_space (buffer);
 364       pp_string (buffer, op_symbol_code (gimple_assign_rhs_code (gs)));
 365       pp_space (buffer);
 366       if (op_prio (gimple_assign_rhs2 (gs)) <= op_code_prio (code))
 367         {
 368           pp_character (buffer, '(');
 369           dump_generic_node (buffer, gimple_assign_rhs2 (gs), spc, flags,
 370                              false);
 371           pp_character (buffer, ')');
 372         }
 373       else
 374         dump_generic_node (buffer, gimple_assign_rhs2 (gs), spc, flags, false);
 375     }
 376 }
 377
 378
 379 /* Dump the gimple assignment GS.  BUFFER, SPC and FLAGS are as in
 380    dump_gimple_stmt.  */
 381
 382 static void
 383 dump_gimple_assign (pretty_printer *buffer, gimple gs, int spc, int flags)
 384 {
 385   if (flags & TDF_RAW)
 386     {
 387       tree last;
 388       if (gimple_num_ops (gs) == 2)
 389         last = NULL_TREE;
 390       else if (gimple_num_ops (gs) == 3)
 391         last = gimple_assign_rhs2 (gs);
 392       else
 393         gcc_unreachable ();
 394
 395       dump_gimple_fmt (buffer, spc, flags, "%G <%s, %T, %T, %T>", gs,
 396                        tree_code_name[gimple_assign_rhs_code (gs)],
 397                        gimple_assign_lhs (gs), gimple_assign_rhs1 (gs), last);
 398     }
 399   else
 400     {
 401       if (!(flags & TDF_RHS_ONLY))
 402         {
 403           dump_generic_node (buffer, gimple_assign_lhs (gs), spc, flags, false);
 404           pp_space (buffer);
 405           pp_character (buffer, '=');
 406
 407           if (gimple_assign_nontemporal_move_p (gs))
 408             pp_string (buffer, "{nt}");
 409
 410           if (gimple_has_volatile_ops (gs))
 411             pp_string (buffer, "{v}");
 412
 413           pp_space (buffer);
 414         }
 415
 416       if (gimple_num_ops (gs) == 2)
 417         dump_unary_rhs (buffer, gs, spc, flags);
 418       else if (gimple_num_ops (gs) == 3)
 419         dump_binary_rhs (buffer, gs, spc, flags);
 420       else
 421         gcc_unreachable ();
 422       if (!(flags & TDF_RHS_ONLY))
 423         pp_semicolon(buffer);
 424     }
 425 }
 426
 427
 428 /* Dump the return statement GS.  BUFFER, SPC and FLAGS are as in
 429    dump_gimple_stmt.  */
 430
 431 static void
 432 dump_gimple_return (pretty_printer *buffer, gimple gs, int spc, int flags)
 433 {
 434   tree t;
 435
 436   t = gimple_return_retval (gs);
 437   if (flags & TDF_RAW)
 438     dump_gimple_fmt (buffer, spc, flags, "%G <%T>", gs, t);
 439   else
 440     {
 441       pp_string (buffer, "return");
 442       if (t)
 443         {
 444           pp_space (buffer);
 445           dump_generic_node (buffer, t, spc, flags, false);
 446         }
 447       pp_semicolon (buffer);
 448     }
 449 }
 450
 451
 452 /* Dump the call arguments for a gimple call. BUFFER, FLAGS are as in
 453    dump_gimple_call.  */
 454
 455 static void
 456 dump_gimple_call_args (pretty_printer *buffer, gimple gs, int flags)
 457 {
 458   size_t i;
 459
 460   for (i = 0; i < gimple_call_num_args (gs); i++)
 461     {
 462       dump_generic_node (buffer, gimple_call_arg (gs, i), 0, flags, false);
 463       if (i < gimple_call_num_args (gs) - 1)
 464         pp_string (buffer, ", ");
 465     }
 466
 467   if (gimple_call_va_arg_pack_p (gs))
 468     {
 469       if (gimple_call_num_args (gs) > 0)
 470         {
 471           pp_character (buffer, ',');
 472           pp_space (buffer);
 473         }
 474
 475       pp_string (buffer, "__builtin_va_arg_pack ()");
 476     }
 477 }
 478
 479
 480 /* Dump the call statement GS.  BUFFER, SPC and FLAGS are as in
 481    dump_gimple_stmt.  */
 482
 483 static void
 484 dump_gimple_call (pretty_printer *buffer, gimple gs, int spc, int flags)
 485 {
 486   tree lhs = gimple_call_lhs (gs);
 487
 488   if (flags & TDF_RAW)
 489     {
 490       dump_gimple_fmt (buffer, spc, flags, "%G <%T, %T",
 491                      gs, gimple_call_fn (gs), lhs);
 492       if (gimple_call_num_args (gs) > 0)
 493         {
 494           pp_string (buffer, ", ");
 495           dump_gimple_call_args (buffer, gs, flags);
 496         }
 497       pp_character (buffer, '>');
 498     }
 499   else
 500     {
 501       if (lhs && !(flags & TDF_RHS_ONLY))
 502         {
 503           dump_generic_node (buffer, lhs, spc, flags, false);
 504           pp_string (buffer, " =");
 505
 506           if (gimple_has_volatile_ops (gs))
 507             pp_string (buffer, "{v}");
 508
 509           pp_space (buffer);
 510         }
 511       print_call_name (buffer, gimple_call_fn (gs), flags);
 512       pp_string (buffer, " (");
 513       dump_gimple_call_args (buffer, gs, flags);
 514       pp_character (buffer, ')');
 515       if (!(flags & TDF_RHS_ONLY))
 516         pp_semicolon (buffer);
 517     }
 518
 519   if (gimple_call_chain (gs))
 520     {
 521       pp_string (buffer, " [static-chain: ");
 522       dump_generic_node (buffer, gimple_call_chain (gs), spc, flags, false);
 523       pp_character (buffer, ']');
 524     }
 525
 526   if (gimple_call_return_slot_opt_p (gs))
 527     pp_string (buffer, " [return slot optimization]");
 528
 529   if (gimple_call_tail_p (gs))
 530     pp_string (buffer, " [tail call]");
 531 }
 532
 533
 534 /* Dump the switch statement GS.  BUFFER, SPC and FLAGS are as in
 535    dump_gimple_stmt.  */
 536
 537 static void
 538 dump_gimple_switch (pretty_printer *buffer, gimple gs, int spc, int flags)
 539 {
 540   unsigned int i;
 541
 542   GIMPLE_CHECK (gs, GIMPLE_SWITCH);
 543   if (flags & TDF_RAW)
 544     dump_gimple_fmt (buffer, spc, flags, "%G <%T, ", gs,
 545                    gimple_switch_index (gs));
 546   else
 547     {
 548       pp_string (buffer, "switch (");
 549       dump_generic_node (buffer, gimple_switch_index (gs), spc, flags, true);
 550       pp_string (buffer, ") <");
 551     }
 552
 553   for (i = 0; i < gimple_switch_num_labels (gs); i++)
 554     {
 555       tree case_label = gimple_switch_label (gs, i);
 556       if (case_label == NULL_TREE)
 557         continue;
 558
 559       dump_generic_node (buffer, case_label, spc, flags, false);
 560       pp_character (buffer, ' ');
 561       dump_generic_node (buffer, CASE_LABEL (case_label), spc, flags, false);
 562       if (i < gimple_switch_num_labels (gs) - 1)
 563         pp_string (buffer, ", ");
 564     }
 565   pp_character (buffer, '>');
 566 }
 567
 568
 569 /* Dump the gimple conditional GS.  BUFFER, SPC and FLAGS are as in
 570    dump_gimple_stmt.  */
 571
 572 static void
 573 dump_gimple_cond (pretty_printer *buffer, gimple gs, int spc, int flags)
 574 {
 575   if (flags & TDF_RAW)
 576     dump_gimple_fmt (buffer, spc, flags, "%G <%s, %T, %T, %T, %T>", gs,
 577                    tree_code_name [gimple_cond_code (gs)],
 578                    gimple_cond_lhs (gs), gimple_cond_rhs (gs),
 579                    gimple_cond_true_label (gs), gimple_cond_false_label (gs));
 580   else
 581     {
 582       if (!(flags & TDF_RHS_ONLY))
 583         pp_string (buffer, "if (");
 584       dump_generic_node (buffer, gimple_cond_lhs (gs), spc, flags, false);
 585       pp_space (buffer);
 586       pp_string (buffer, op_symbol_code (gimple_cond_code (gs)));
 587       pp_space (buffer);
 588       dump_generic_node (buffer, gimple_cond_rhs (gs), spc, flags, false);
 589       if (!(flags & TDF_RHS_ONLY))
 590         {
 591           pp_character (buffer, ')');
 592
 593           if (gimple_cond_true_label (gs))
 594             {
 595               pp_string (buffer, " goto ");
 596               dump_generic_node (buffer, gimple_cond_true_label (gs),
 597                                  spc, flags, false);
 598               pp_semicolon (buffer);
 599             }
 600           if (gimple_cond_false_label (gs))
 601             {
 602               pp_string (buffer, " else goto ");
 603               dump_generic_node (buffer, gimple_cond_false_label (gs),
 604                                  spc, flags, false);
 605               pp_semicolon (buffer);
 606             }
 607         }
 608     }
 609 }
 610
 611
 612 /* Dump a GIMPLE_LABEL tuple on the pretty_printer BUFFER, SPC
 613    spaces of indent.  FLAGS specifies details to show in the dump (see
 614    TDF_* in tree-pass.h).  */
 615
 616 static void
 617 dump_gimple_label (pretty_printer *buffer, gimple gs, int spc, int flags)
 618 {
 619   tree label = gimple_label_label (gs);
 620   if (flags & TDF_RAW)
 621       dump_gimple_fmt (buffer, spc, flags, "%G <%T>", gs, label);
 622   else
 623     {
 624       dump_generic_node (buffer, label, spc, flags, false);
 625       pp_character (buffer, ':');
 626     }
 627   if (DECL_NONLOCAL (label))
 628     pp_string (buffer, " [non-local]");
 629   if ((flags & TDF_EH) && EH_LANDING_PAD_NR (label))
 630     pp_printf (buffer, " [LP %d]", EH_LANDING_PAD_NR (label));
 631 }
 632
 633 /* Dump a GIMPLE_GOTO tuple on the pretty_printer BUFFER, SPC
 634    spaces of indent.  FLAGS specifies details to show in the dump (see
 635    TDF_* in tree-pass.h).  */
 636
 637 static void
 638 dump_gimple_goto (pretty_printer *buffer, gimple gs, int spc, int flags)
 639 {
 640   tree label = gimple_goto_dest (gs);
 641   if (flags & TDF_RAW)
 642     dump_gimple_fmt (buffer, spc, flags, "%G <%T>", gs, label);
 643   else
 644     dump_gimple_fmt (buffer, spc, flags, "goto %T;", label);
 645 }
 646
 647
 648 /* Dump a GIMPLE_BIND tuple on the pretty_printer BUFFER, SPC
 649    spaces of indent.  FLAGS specifies details to show in the dump (see
 650    TDF_* in tree-pass.h).  */
 651
 652 static void
 653 dump_gimple_bind (pretty_printer *buffer, gimple gs, int spc, int flags)
 654 {
 655   if (flags & TDF_RAW)
 656     dump_gimple_fmt (buffer, spc, flags, "%G <", gs);
 657   else
 658     pp_character (buffer, '{');
 659   if (!(flags & TDF_SLIM))
 660     {
 661       tree var;
 662
 663       for (var = gimple_bind_vars (gs); var; var = TREE_CHAIN (var))
 664         {
 665           newline_and_indent (buffer, 2);
 666           print_declaration (buffer, var, spc, flags);
 667         }
 668       if (gimple_bind_vars (gs))
 669         pp_newline (buffer);
 670     }
 671   pp_newline (buffer);
 672   dump_gimple_seq (buffer, gimple_bind_body (gs), spc + 2, flags);
 673   newline_and_indent (buffer, spc);
 674   if (flags & TDF_RAW)
 675     pp_character (buffer, '>');
 676   else
 677     pp_character (buffer, '}');
 678 }
 679
 680
 681 /* Dump a GIMPLE_TRY tuple on the pretty_printer BUFFER, SPC spaces of
 682    indent.  FLAGS specifies details to show in the dump (see TDF_* in
 683    tree-pass.h).  */
 684
 685 static void
 686 dump_gimple_try (pretty_printer *buffer, gimple gs, int spc, int flags)
 687 {
 688   if (flags & TDF_RAW)
 689     {
 690       const char *type;
 691       if (gimple_try_kind (gs) == GIMPLE_TRY_CATCH)
 692         type = "GIMPLE_TRY_CATCH";
 693       else if (gimple_try_kind (gs) == GIMPLE_TRY_FINALLY)
 694         type = "GIMPLE_TRY_FINALLY";
 695       else
 696         type = "UNKNOWN GIMPLE_TRY";
 697       dump_gimple_fmt (buffer, spc, flags,
 698                        "%G <%s,%+EVAL <%S>%nCLEANUP <%S>%->", gs, type,
 699                        gimple_try_eval (gs), gimple_try_cleanup (gs));
 700     }
 701   else
 702     {
 703       pp_string (buffer, "try");
 704       newline_and_indent (buffer, spc + 2);
 705       pp_character (buffer, '{');
 706       pp_newline (buffer);
 707
 708       dump_gimple_seq (buffer, gimple_try_eval (gs), spc + 4, flags);
 709       newline_and_indent (buffer, spc + 2);
 710       pp_character (buffer, '}');
 711
 712       if (gimple_try_kind (gs) == GIMPLE_TRY_CATCH)
 713         {
 714           newline_and_indent (buffer, spc);
 715           pp_string (buffer, "catch");
 716           newline_and_indent (buffer, spc + 2);
 717           pp_character (buffer, '{');
 718         }
 719       else if (gimple_try_kind (gs) == GIMPLE_TRY_FINALLY)
 720         {
 721           newline_and_indent (buffer, spc);
 722           pp_string (buffer, "finally");
 723           newline_and_indent (buffer, spc + 2);
 724           pp_character (buffer, '{');
 725         }
 726       else
 727         pp_string (buffer, " <UNKNOWN GIMPLE_TRY> {");
 728
 729       pp_newline (buffer);
 730       dump_gimple_seq (buffer, gimple_try_cleanup (gs), spc + 4, flags);
 731       newline_and_indent (buffer, spc + 2);
 732       pp_character (buffer, '}');
 733     }
 734 }
 735
 736
 737 /* Dump a GIMPLE_CATCH tuple on the pretty_printer BUFFER, SPC spaces of
 738    indent.  FLAGS specifies details to show in the dump (see TDF_* in
 739    tree-pass.h).  */
 740
 741 static void
 742 dump_gimple_catch (pretty_printer *buffer, gimple gs, int spc, int flags)
 743 {
 744   if (flags & TDF_RAW)
 745       dump_gimple_fmt (buffer, spc, flags, "%G <%T, %+CATCH <%S>%->", gs,
 746                        gimple_catch_types (gs), gimple_catch_handler (gs));
 747   else
 748       dump_gimple_fmt (buffer, spc, flags, "catch (%T)%+{%S}",
 749                        gimple_catch_types (gs), gimple_catch_handler (gs));
 750 }
 751
 752
 753 /* Dump a GIMPLE_EH_FILTER tuple on the pretty_printer BUFFER, SPC spaces of
 754    indent.  FLAGS specifies details to show in the dump (see TDF_* in
 755    tree-pass.h).  */
 756
 757 static void
 758 dump_gimple_eh_filter (pretty_printer *buffer, gimple gs, int spc, int flags)
 759 {
 760   if (flags & TDF_RAW)
 761     dump_gimple_fmt (buffer, spc, flags, "%G <%T, %+FAILURE <%S>%->", gs,
 762                      gimple_eh_filter_types (gs),
 763                      gimple_eh_filter_failure (gs));
 764   else
 765     dump_gimple_fmt (buffer, spc, flags, "<<<eh_filter (%T)>>>%+{%+%S%-}",
 766                      gimple_eh_filter_types (gs),
 767                      gimple_eh_filter_failure (gs));
 768 }
 769
 770
 771 /* Dump a GIMPLE_EH_MUST_NOT_THROW tuple.  */
 772
 773 static void
 774 dump_gimple_eh_must_not_throw (pretty_printer *buffer, gimple gs,
 775                                int spc, int flags)
 776 {
 777   if (flags & TDF_RAW)
 778     dump_gimple_fmt (buffer, spc, flags, "%G <%T>", gs,
 779                      gimple_eh_must_not_throw_fndecl (gs));
 780   else
 781     dump_gimple_fmt (buffer, spc, flags, "<<<eh_must_not_throw (%T)>>>",
 782                      gimple_eh_must_not_throw_fndecl (gs));
 783 }
 784
 785
 786 /* Dump a GIMPLE_RESX tuple on the pretty_printer BUFFER, SPC spaces of
 787    indent.  FLAGS specifies details to show in the dump (see TDF_* in
 788    tree-pass.h).  */
 789
 790 static void
 791 dump_gimple_resx (pretty_printer *buffer, gimple gs, int spc, int flags)
 792 {
 793   if (flags & TDF_RAW)
 794     dump_gimple_fmt (buffer, spc, flags, "%G <%d>", gs,
 795                      gimple_resx_region (gs));
 796   else
 797     dump_gimple_fmt (buffer, spc, flags, "resx %d", gimple_resx_region (gs));
 798 }
 799
 800 /* Dump a GIMPLE_EH_DISPATCH tuple on the pretty_printer BUFFER.  */
 801
 802 static void
 803 dump_gimple_eh_dispatch (pretty_printer *buffer, gimple gs, int spc, int flags)
 804 {
 805   if (flags & TDF_RAW)
 806     dump_gimple_fmt (buffer, spc, flags, "%G <%d>", gs,
 807                      gimple_eh_dispatch_region (gs));
 808   else
 809     dump_gimple_fmt (buffer, spc, flags, "eh_dispatch %d",
 810                      gimple_eh_dispatch_region (gs));
 811 }
 812
 813 /* Dump a GIMPLE_DEBUG tuple on the pretty_printer BUFFER, SPC spaces
 814    of indent.  FLAGS specifies details to show in the dump (see TDF_*
 815    in tree-pass.h).  */
 816
 817 static void
 818 dump_gimple_debug (pretty_printer *buffer, gimple gs, int spc, int flags)
 819 {
 820   switch (gs->gsbase.subcode)
 821     {
 822     case GIMPLE_DEBUG_BIND:
 823       if (flags & TDF_RAW)
 824         dump_gimple_fmt (buffer, spc, flags, "%G BIND <%T, %T>", gs,
 825                          gimple_debug_bind_get_var (gs),
 826                          gimple_debug_bind_get_value (gs));
 827       else
 828         dump_gimple_fmt (buffer, spc, flags, "# DEBUG %T => %T",
 829                          gimple_debug_bind_get_var (gs),
 830                          gimple_debug_bind_get_value (gs));
 831       break;
 832
 833     default:
 834       gcc_unreachable ();
 835     }
 836 }
 837
 838 /* Dump a GIMPLE_OMP_FOR tuple on the pretty_printer BUFFER.  */
 839 static void
 840 dump_gimple_omp_for (pretty_printer *buffer, gimple gs, int spc, int flags)
 841 {
 842   size_t i;
 843
 844   if (flags & TDF_RAW)
 845     {
 846       dump_gimple_fmt (buffer, spc, flags, "%G <%+BODY <%S>%nCLAUSES <", gs,
 847                        gimple_omp_body (gs));
 848       dump_omp_clauses (buffer, gimple_omp_for_clauses (gs), spc, flags);
 849       dump_gimple_fmt (buffer, spc, flags, " >,");
 850       for (i = 0; i < gimple_omp_for_collapse (gs); i++)
 851         dump_gimple_fmt (buffer, spc, flags,
 852                          "%+%T, %T, %T, %s, %T,%n",
 853                          gimple_omp_for_index (gs, i),
 854                          gimple_omp_for_initial (gs, i),
 855                          gimple_omp_for_final (gs, i),
 856                          tree_code_name[gimple_omp_for_cond (gs, i)],
 857                          gimple_omp_for_incr (gs, i));
 858       dump_gimple_fmt (buffer, spc, flags, "PRE_BODY <%S>%->",
 859                        gimple_omp_for_pre_body (gs));
 860     }
 861   else
 862     {
 863       pp_string (buffer, "#pragma omp for");
 864       dump_omp_clauses (buffer, gimple_omp_for_clauses (gs), spc, flags);
 865       for (i = 0; i < gimple_omp_for_collapse (gs); i++)
 866         {
 867           if (i)
 868             spc += 2;
 869           newline_and_indent (buffer, spc);
 870           pp_string (buffer, "for (");
 871           dump_generic_node (buffer, gimple_omp_for_index (gs, i), spc,
 872                              flags, false);
 873           pp_string (buffer, " = ");
 874           dump_generic_node (buffer, gimple_omp_for_initial (gs, i), spc,
 875                              flags, false);
 876           pp_string (buffer, "; ");
 877
 878           dump_generic_node (buffer, gimple_omp_for_index (gs, i), spc,
 879                              flags, false);
 880           pp_space (buffer);
 881           switch (gimple_omp_for_cond (gs, i))
 882             {
 883             case LT_EXPR:
 884               pp_character (buffer, '<');
 885               break;
 886             case GT_EXPR:
 887               pp_character (buffer, '>');
 888               break;
 889             case LE_EXPR:
 890               pp_string (buffer, "<=");
 891               break;
 892             case GE_EXPR:
 893               pp_string (buffer, ">=");
 894               break;
 895             default:
 896               gcc_unreachable ();
 897             }
 898           pp_space (buffer);
 899           dump_generic_node (buffer, gimple_omp_for_final (gs, i), spc,
 900                              flags, false);
 901           pp_string (buffer, "; ");
 902
 903           dump_generic_node (buffer, gimple_omp_for_index (gs, i), spc,
 904                              flags, false);
 905           pp_string (buffer, " = ");
 906           dump_generic_node (buffer, gimple_omp_for_incr (gs, i), spc,
 907                              flags, false);
 908           pp_character (buffer, ')');
 909         }
 910
 911       if (!gimple_seq_empty_p (gimple_omp_body (gs)))
 912         {
 913           newline_and_indent (buffer, spc + 2);
 914           pp_character (buffer, '{');
 915           pp_newline (buffer);
 916           dump_gimple_seq (buffer, gimple_omp_body (gs), spc + 4, flags);
 917           newline_and_indent (buffer, spc + 2);
 918           pp_character (buffer, '}');
 919         }
 920     }
 921 }
 922
 923 /* Dump a GIMPLE_OMP_CONTINUE tuple on the pretty_printer BUFFER.  */
 924
 925 static void
 926 dump_gimple_omp_continue (pretty_printer *buffer, gimple gs, int spc, int flags)
 927 {
 928   if (flags & TDF_RAW)
 929     {
 930       dump_gimple_fmt (buffer, spc, flags, "%G <%T, %T>", gs,
 931                        gimple_omp_continue_control_def (gs),
 932                        gimple_omp_continue_control_use (gs));
 933     }
 934   else
 935     {
 936       pp_string (buffer, "#pragma omp continue (");
 937       dump_generic_node (buffer, gimple_omp_continue_control_def (gs),
 938                          spc, flags, false);
 939       pp_character (buffer, ',');
 940       pp_space (buffer);
 941       dump_generic_node (buffer, gimple_omp_continue_control_use (gs),
 942                          spc, flags, false);
 943       pp_character (buffer, ')');
 944     }
 945 }
 946
 947 /* Dump a GIMPLE_OMP_SINGLE tuple on the pretty_printer BUFFER.  */
 948
 949 static void
 950 dump_gimple_omp_single (pretty_printer *buffer, gimple gs, int spc, int flags)
 951 {
 952   if (flags & TDF_RAW)
 953     {
 954       dump_gimple_fmt (buffer, spc, flags, "%G <%+BODY <%S>%nCLAUSES <", gs,
 955                        gimple_omp_body (gs));
 956       dump_omp_clauses (buffer, gimple_omp_single_clauses (gs), spc, flags);
 957       dump_gimple_fmt (buffer, spc, flags, " >");
 958     }
 959   else
 960     {
 961       pp_string (buffer, "#pragma omp single");
 962       dump_omp_clauses (buffer, gimple_omp_single_clauses (gs), spc, flags);
 963       if (!gimple_seq_empty_p (gimple_omp_body (gs)))
 964         {
 965           newline_and_indent (buffer, spc + 2);
 966           pp_character (buffer, '{');
 967           pp_newline (buffer);
 968           dump_gimple_seq (buffer, gimple_omp_body (gs), spc + 4, flags);
 969           newline_and_indent (buffer, spc + 2);
 970           pp_character (buffer, '}');
 971         }
 972     }
 973 }
 974
 975 /* Dump a GIMPLE_OMP_SECTIONS tuple on the pretty_printer BUFFER.  */
 976
 977 static void
 978 dump_gimple_omp_sections (pretty_printer *buffer, gimple gs, int spc,
 979                           int flags)
 980 {
 981   if (flags & TDF_RAW)
 982     {
 983       dump_gimple_fmt (buffer, spc, flags, "%G <%+BODY <%S>%nCLAUSES <", gs,
 984                        gimple_omp_body (gs));
 985       dump_omp_clauses (buffer, gimple_omp_sections_clauses (gs), spc, flags);
 986       dump_gimple_fmt (buffer, spc, flags, " >");
 987     }
 988   else
 989     {
 990       pp_string (buffer, "#pragma omp sections");
 991       if (gimple_omp_sections_control (gs))
 992         {
 993           pp_string (buffer, " <");
 994           dump_generic_node (buffer, gimple_omp_sections_control (gs), spc,
 995                              flags, false);
 996           pp_character (buffer, '>');
 997         }
 998       dump_omp_clauses (buffer, gimple_omp_sections_clauses (gs), spc, flags);
 999       if (!gimple_seq_empty_p (gimple_omp_body (gs)))
1000         {
1001           newline_and_indent (buffer, spc + 2);
1002           pp_character (buffer, '{');
1003           pp_newline (buffer);
1004           dump_gimple_seq (buffer, gimple_omp_body (gs), spc + 4, flags);
1005           newline_and_indent (buffer, spc + 2);
1006           pp_character (buffer, '}');
1007         }
1008     }
1009 }
1010
1011 /* Dump a GIMPLE_OMP_{MASTER,ORDERED,SECTION} tuple on the pretty_printer
1012    BUFFER.  */
1013
1014 static void
1015 dump_gimple_omp_block (pretty_printer *buffer, gimple gs, int spc, int flags)
1016 {
1017   if (flags & TDF_RAW)
1018     dump_gimple_fmt (buffer, spc, flags, "%G <%+BODY <%S> >", gs,
1019                      gimple_omp_body (gs));
1020   else
1021     {
1022       switch (gimple_code (gs))
1023         {
1024         case GIMPLE_OMP_MASTER:
1025           pp_string (buffer, "#pragma omp master");
1026           break;
1027         case GIMPLE_OMP_ORDERED:
1028           pp_string (buffer, "#pragma omp ordered");
1029           break;
1030         case GIMPLE_OMP_SECTION:
1031           pp_string (buffer, "#pragma omp section");
1032           break;
1033         default:
1034           gcc_unreachable ();
1035         }
1036       if (!gimple_seq_empty_p (gimple_omp_body (gs)))
1037         {
1038           newline_and_indent (buffer, spc + 2);
1039           pp_character (buffer, '{');
1040           pp_newline (buffer);
1041           dump_gimple_seq (buffer, gimple_omp_body (gs), spc + 4, flags);
1042           newline_and_indent (buffer, spc + 2);
1043           pp_character (buffer, '}');
1044         }
1045     }
1046 }
1047
1048 /* Dump a GIMPLE_OMP_CRITICAL tuple on the pretty_printer BUFFER.  */
1049
1050 static void
1051 dump_gimple_omp_critical (pretty_printer *buffer, gimple gs, int spc,
1052                           int flags)
1053 {
1054   if (flags & TDF_RAW)
1055     dump_gimple_fmt (buffer, spc, flags, "%G <%+BODY <%S> >", gs,
1056                      gimple_omp_body (gs));
1057   else
1058     {
1059       pp_string (buffer, "#pragma omp critical");
1060       if (gimple_omp_critical_name (gs))
1061         {
1062           pp_string (buffer, " (");
1063           dump_generic_node (buffer, gimple_omp_critical_name (gs), spc,
1064                              flags, false);
1065           pp_character (buffer, ')');
1066         }
1067       if (!gimple_seq_empty_p (gimple_omp_body (gs)))
1068         {
1069           newline_and_indent (buffer, spc + 2);
1070           pp_character (buffer, '{');
1071           pp_newline (buffer);
1072           dump_gimple_seq (buffer, gimple_omp_body (gs), spc + 4, flags);
1073           newline_and_indent (buffer, spc + 2);
1074           pp_character (buffer, '}');
1075         }
1076     }
1077 }
1078
1079 /* Dump a GIMPLE_OMP_RETURN tuple on the pretty_printer BUFFER.  */
1080
1081 static void
1082 dump_gimple_omp_return (pretty_printer *buffer, gimple gs, int spc, int flags)
1083 {
1084   if (flags & TDF_RAW)
1085     {
1086       dump_gimple_fmt (buffer, spc, flags, "%G <nowait=%d>", gs,
1087                        (int) gimple_omp_return_nowait_p (gs));
1088     }
1089   else
1090     {
1091       pp_string (buffer, "#pragma omp return");
1092       if (gimple_omp_return_nowait_p (gs))
1093         pp_string (buffer, "(nowait)");
1094     }
1095 }
1096
1097 /* Dump a GIMPLE_ASM tuple on the pretty_printer BUFFER, SPC spaces of
1098    indent.  FLAGS specifies details to show in the dump (see TDF_* in
1099    tree-pass.h).  */
1100
1101 static void
1102 dump_gimple_asm (pretty_printer *buffer, gimple gs, int spc, int flags)
1103 {
1104   unsigned int i, n, f, fields;
1105
1106   if (flags & TDF_RAW)
1107     {
1108       dump_gimple_fmt (buffer, spc, flags, "%G <%+STRING <%n%s%n>", gs,
1109                        gimple_asm_string (gs));
1110
1111       n = gimple_asm_noutputs (gs);
1112       if (n)
1113         {
1114           newline_and_indent (buffer, spc + 2);
1115           pp_string (buffer, "OUTPUT: ");
1116           for (i = 0; i < n; i++)
1117             {
1118               dump_generic_node (buffer, gimple_asm_output_op (gs, i),
1119                                  spc, flags, false);
1120               if (i < n - 1)
1121                 pp_string (buffer, ", ");
1122             }
1123         }
1124
1125       n = gimple_asm_ninputs (gs);
1126       if (n)
1127         {
1128           newline_and_indent (buffer, spc + 2);
1129           pp_string (buffer, "INPUT: ");
1130           for (i = 0; i < n; i++)
1131             {
1132               dump_generic_node (buffer, gimple_asm_input_op (gs, i),
1133                                  spc, flags, false);
1134               if (i < n - 1)
1135                 pp_string (buffer, ", ");
1136             }
1137         }
1138
1139       n = gimple_asm_nclobbers (gs);
1140       if (n)
1141         {
1142           newline_and_indent (buffer, spc + 2);
1143           pp_string (buffer, "CLOBBER: ");
1144           for (i = 0; i < n; i++)
1145             {
1146               dump_generic_node (buffer, gimple_asm_clobber_op (gs, i),
1147                                  spc, flags, false);
1148               if (i < n - 1)
1149                 pp_string (buffer, ", ");
1150             }
1151         }
1152
1153       n = gimple_asm_nlabels (gs);
1154       if (n)
1155         {
1156           newline_and_indent (buffer, spc + 2);
1157           pp_string (buffer, "LABEL: ");
1158           for (i = 0; i < n; i++)
1159             {
1160               dump_generic_node (buffer, gimple_asm_label_op (gs, i),
1161                                  spc, flags, false);
1162               if (i < n - 1)
1163                 pp_string (buffer, ", ");
1164             }
1165         }
1166
1167       newline_and_indent (buffer, spc);
1168       pp_character (buffer, '>');
1169     }
1170   else
1171     {
1172       pp_string (buffer, "__asm__");
1173       if (gimple_asm_volatile_p (gs))
1174         pp_string (buffer, " __volatile__");
1175       if (gimple_asm_nlabels (gs))
1176         pp_string (buffer, " goto");
1177       pp_string (buffer, "(\"");
1178       pp_string (buffer, gimple_asm_string (gs));
1179       pp_string (buffer, "\"");
1180
1181       if (gimple_asm_nlabels (gs))
1182         fields = 4;
1183       else if (gimple_asm_nclobbers (gs))
1184         fields = 3;
1185       else if (gimple_asm_ninputs (gs))
1186         fields = 2;
1187       else if (gimple_asm_noutputs (gs))
1188         fields = 1;
1189       else
1190         fields = 0;
1191
1192       for (f = 0; f < fields; ++f)
1193         {
1194           pp_string (buffer, " : ");
1195
1196           switch (f)
1197             {
1198             case 0:
1199               n = gimple_asm_noutputs (gs);
1200               for (i = 0; i < n; i++)
1201                 {
1202                   dump_generic_node (buffer, gimple_asm_output_op (gs, i),
1203                                      spc, flags, false);
1204                   if (i < n - 1)
1205                     pp_string (buffer, ", ");
1206                 }
1207               break;
1208
1209             case 1:
1210               n = gimple_asm_ninputs (gs);
1211               for (i = 0; i < n; i++)
1212                 {
1213                   dump_generic_node (buffer, gimple_asm_input_op (gs, i),
1214                                      spc, flags, false);
1215                   if (i < n - 1)
1216                     pp_string (buffer, ", ");
1217                 }
1218               break;
1219
1220             case 2:
1221               n = gimple_asm_nclobbers (gs);
1222               for (i = 0; i < n; i++)
1223                 {
1224                   dump_generic_node (buffer, gimple_asm_clobber_op (gs, i),
1225                                      spc, flags, false);
1226                   if (i < n - 1)
1227                     pp_string (buffer, ", ");
1228                 }
1229               break;
1230
1231             case 3:
1232               n = gimple_asm_nlabels (gs);
1233               for (i = 0; i < n; i++)
1234                 {
1235                   dump_generic_node (buffer, gimple_asm_label_op (gs, i),
1236                                      spc, flags, false);
1237                   if (i < n - 1)
1238                     pp_string (buffer, ", ");
1239                 }
1240               break;
1241
1242             default:
1243               gcc_unreachable ();
1244             }
1245         }
1246
1247       pp_string (buffer, ");");
1248     }
1249 }
1250
1251
1252 /* Dump a PHI node PHI.  BUFFER, SPC and FLAGS are as in
1253    dump_gimple_stmt.  */
1254
1255 static void
1256 dump_gimple_phi (pretty_printer *buffer, gimple phi, int spc, int flags)
1257 {
1258   size_t i;
1259
1260   if (flags & TDF_RAW)
1261       dump_gimple_fmt (buffer, spc, flags, "%G <%T, ", phi,
1262                        gimple_phi_result (phi));
1263   else
1264     {
1265       dump_generic_node (buffer, gimple_phi_result (phi), spc, flags, false);
1266       pp_string (buffer, " = PHI <");
1267     }
1268   for (i = 0; i < gimple_phi_num_args (phi); i++)
1269     {
1270       if ((flags & TDF_LINENO) && gimple_phi_arg_has_location (phi, i))
1271         {
1272           expanded_location xloc;
1273
1274           xloc = expand_location (gimple_phi_arg_location (phi, i));
1275           pp_character (buffer, '[');
1276           if (xloc.file)
1277             {
1278               pp_string (buffer, xloc.file);
1279               pp_string (buffer, " : ");
1280             }
1281           pp_decimal_int (buffer, xloc.line);
1282           pp_string (buffer, ":");
1283           pp_decimal_int (buffer, xloc.column);
1284           pp_string (buffer, "] ");
1285         }
1286       dump_generic_node (buffer, gimple_phi_arg_def (phi, i), spc, flags,
1287                          false);
1288       pp_character (buffer, '(');
1289       pp_decimal_int (buffer, gimple_phi_arg_edge (phi, i)->src->index);
1290       pp_character (buffer, ')');
1291       if (i < gimple_phi_num_args (phi) - 1)
1292         pp_string (buffer, ", ");
1293     }
1294   pp_character (buffer, '>');
1295 }
1296
1297
1298 /* Dump a GIMPLE_OMP_PARALLEL tuple on the pretty_printer BUFFER, SPC spaces
1299    of indent.  FLAGS specifies details to show in the dump (see TDF_* in
1300    tree-pass.h).  */
1301
1302 static void
1303 dump_gimple_omp_parallel (pretty_printer *buffer, gimple gs, int spc,
1304                           int flags)
1305 {
1306   if (flags & TDF_RAW)
1307     {
1308       dump_gimple_fmt (buffer, spc, flags, "%G <%+BODY <%S>%nCLAUSES <", gs,
1309                        gimple_omp_body (gs));
1310       dump_omp_clauses (buffer, gimple_omp_parallel_clauses (gs), spc, flags);
1311       dump_gimple_fmt (buffer, spc, flags, " >, %T, %T%n>",
1312                        gimple_omp_parallel_child_fn (gs),
1313                        gimple_omp_parallel_data_arg (gs));
1314     }
1315   else
1316     {
1317       gimple_seq body;
1318       pp_string (buffer, "#pragma omp parallel");
1319       dump_omp_clauses (buffer, gimple_omp_parallel_clauses (gs), spc, flags);
1320       if (gimple_omp_parallel_child_fn (gs))
1321         {
1322           pp_string (buffer, " [child fn: ");
1323           dump_generic_node (buffer, gimple_omp_parallel_child_fn (gs),
1324                              spc, flags, false);
1325           pp_string (buffer, " (");
1326           if (gimple_omp_parallel_data_arg (gs))
1327             dump_generic_node (buffer, gimple_omp_parallel_data_arg (gs),
1328                                spc, flags, false);
1329           else
1330             pp_string (buffer, "???");
1331           pp_string (buffer, ")]");
1332         }
1333       body = gimple_omp_body (gs);
1334       if (body && gimple_code (gimple_seq_first_stmt (body)) != GIMPLE_BIND)
1335         {
1336           newline_and_indent (buffer, spc + 2);
1337           pp_character (buffer, '{');
1338           pp_newline (buffer);
1339           dump_gimple_seq (buffer, body, spc + 4, flags);
1340           newline_and_indent (buffer, spc + 2);
1341           pp_character (buffer, '}');
1342         }
1343       else if (body)
1344         {
1345           pp_newline (buffer);
1346           dump_gimple_seq (buffer, body, spc + 2, flags);
1347         }
1348     }
1349 }
1350
1351
1352 /* Dump a GIMPLE_OMP_TASK tuple on the pretty_printer BUFFER, SPC spaces
1353    of indent.  FLAGS specifies details to show in the dump (see TDF_* in
1354    tree-pass.h).  */
1355
1356 static void
1357 dump_gimple_omp_task (pretty_printer *buffer, gimple gs, int spc,
1358                       int flags)
1359 {
1360   if (flags & TDF_RAW)
1361     {
1362       dump_gimple_fmt (buffer, spc, flags, "%G <%+BODY <%S>%nCLAUSES <", gs,
1363                        gimple_omp_body (gs));
1364       dump_omp_clauses (buffer, gimple_omp_task_clauses (gs), spc, flags);
1365       dump_gimple_fmt (buffer, spc, flags, " >, %T, %T, %T, %T, %T%n>",
1366                        gimple_omp_task_child_fn (gs),
1367                        gimple_omp_task_data_arg (gs),
1368                        gimple_omp_task_copy_fn (gs),
1369                        gimple_omp_task_arg_size (gs),
1370                        gimple_omp_task_arg_size (gs));
1371     }
1372   else
1373     {
1374       gimple_seq body;
1375       pp_string (buffer, "#pragma omp task");
1376       dump_omp_clauses (buffer, gimple_omp_task_clauses (gs), spc, flags);
1377       if (gimple_omp_task_child_fn (gs))
1378         {
1379           pp_string (buffer, " [child fn: ");
1380           dump_generic_node (buffer, gimple_omp_task_child_fn (gs),
1381                              spc, flags, false);
1382           pp_string (buffer, " (");
1383           if (gimple_omp_task_data_arg (gs))
1384             dump_generic_node (buffer, gimple_omp_task_data_arg (gs),
1385                                spc, flags, false);
1386           else
1387             pp_string (buffer, "???");
1388           pp_string (buffer, ")]");
1389         }
1390       body = gimple_omp_body (gs);
1391       if (body && gimple_code (gimple_seq_first_stmt (body)) != GIMPLE_BIND)
1392         {
1393           newline_and_indent (buffer, spc + 2);
1394           pp_character (buffer, '{');
1395           pp_newline (buffer);
1396           dump_gimple_seq (buffer, body, spc + 4, flags);
1397           newline_and_indent (buffer, spc + 2);
1398           pp_character (buffer, '}');
1399         }
1400       else if (body)
1401         {
1402           pp_newline (buffer);
1403           dump_gimple_seq (buffer, body, spc + 2, flags);
1404         }
1405     }
1406 }
1407
1408
1409 /* Dump a GIMPLE_OMP_ATOMIC_LOAD tuple on the pretty_printer BUFFER, SPC
1410    spaces of indent.  FLAGS specifies details to show in the dump (see TDF_*
1411    in tree-pass.h).  */
1412
1413 static void
1414 dump_gimple_omp_atomic_load (pretty_printer *buffer, gimple gs, int spc,
1415                              int flags)
1416 {
1417   if (flags & TDF_RAW)
1418     {
1419       dump_gimple_fmt (buffer, spc, flags, "%G <%T, %T>", gs,
1420                        gimple_omp_atomic_load_lhs (gs),
1421                        gimple_omp_atomic_load_rhs (gs));
1422     }
1423   else
1424     {
1425       pp_string (buffer, "#pragma omp atomic_load");
1426       newline_and_indent (buffer, spc + 2);
1427       dump_generic_node (buffer, gimple_omp_atomic_load_lhs (gs),
1428                          spc, flags, false);
1429       pp_space (buffer);
1430       pp_character (buffer, '=');
1431       pp_space (buffer);
1432       pp_character (buffer, '*');
1433       dump_generic_node (buffer, gimple_omp_atomic_load_rhs (gs),
1434                          spc, flags, false);
1435     }
1436 }
1437
1438 /* Dump a GIMPLE_OMP_ATOMIC_STORE tuple on the pretty_printer BUFFER, SPC
1439    spaces of indent.  FLAGS specifies details to show in the dump (see TDF_*
1440    in tree-pass.h).  */
1441
1442 static void
1443 dump_gimple_omp_atomic_store (pretty_printer *buffer, gimple gs, int spc,
1444                              int flags)
1445 {
1446   if (flags & TDF_RAW)
1447     {
1448       dump_gimple_fmt (buffer, spc, flags, "%G <%T>", gs,
1449                        gimple_omp_atomic_store_val (gs));
1450     }
1451   else
1452     {
1453       pp_string (buffer, "#pragma omp atomic_store (");
1454       dump_generic_node (buffer, gimple_omp_atomic_store_val (gs),
1455                          spc, flags, false);
1456       pp_character (buffer, ')');
1457     }
1458 }
1459
1460
1461 /* Dump all the memory operands for statement GS.  BUFFER, SPC and
1462    FLAGS are as in dump_gimple_stmt.  */
1463
1464 static void
1465 dump_gimple_mem_ops (pretty_printer *buffer, gimple gs, int spc, int flags)
1466 {
1467   tree vdef = gimple_vdef (gs);
1468   tree vuse = gimple_vuse (gs);
1469
1470   if (!ssa_operands_active () || !gimple_references_memory_p (gs))
1471     return;
1472
1473   if (vdef != NULL_TREE)
1474     {
1475       pp_string (buffer, "# ");
1476       dump_generic_node (buffer, vdef, spc + 2, flags, false);
1477       pp_string (buffer, " = VDEF <");
1478       dump_generic_node (buffer, vuse, spc + 2, flags, false);
1479       pp_character (buffer, '>');
1480       newline_and_indent (buffer, spc);
1481     }
1482   else if (vuse != NULL_TREE)
1483     {
1484       pp_string (buffer, "# VUSE <");
1485       dump_generic_node (buffer, vuse, spc + 2, flags, false);
1486       pp_character (buffer, '>');
1487       newline_and_indent (buffer, spc);
1488     }
1489 }
1490
1491
1492 /* Dump the gimple statement GS on the pretty printer BUFFER, SPC
1493    spaces of indent.  FLAGS specifies details to show in the dump (see
1494    TDF_* in tree-pass.h).  */
1495
1496 void
1497 dump_gimple_stmt (pretty_printer *buffer, gimple gs, int spc, int flags)
1498 {
1499   if (!gs)
1500     return;
1501
1502   if (flags & TDF_STMTADDR)
1503     pp_printf (buffer, "<&%p> ", (void *) gs);
1504
1505   if ((flags & TDF_LINENO) && gimple_has_location (gs))
1506     {
1507       expanded_location xloc = expand_location (gimple_location (gs));
1508       pp_character (buffer, '[');
1509       if (xloc.file)
1510         {
1511           pp_string (buffer, xloc.file);
1512           pp_string (buffer, " : ");
1513         }
1514       pp_decimal_int (buffer, xloc.line);
1515       pp_string (buffer, ":");
1516       pp_decimal_int (buffer, xloc.column);
1517       pp_string (buffer, "] ");
1518     }
1519
1520   if (flags & TDF_EH)
1521     {
1522       int lp_nr = lookup_stmt_eh_lp (gs);
1523       if (lp_nr > 0)
1524         pp_printf (buffer, "[LP %d] ", lp_nr);
1525       else if (lp_nr < 0)
1526         pp_printf (buffer, "[MNT %d] ", -lp_nr);
1527     }
1528
1529   if ((flags & (TDF_VOPS|TDF_MEMSYMS))
1530       && gimple_has_mem_ops (gs))
1531     dump_gimple_mem_ops (buffer, gs, spc, flags);
1532
1533   switch (gimple_code (gs))
1534     {
1535     case GIMPLE_ASM:
1536       dump_gimple_asm (buffer, gs, spc, flags);
1537       break;
1538
1539     case GIMPLE_ASSIGN:
1540       dump_gimple_assign (buffer, gs, spc, flags);
1541       break;
1542
1543     case GIMPLE_BIND:
1544       dump_gimple_bind (buffer, gs, spc, flags);
1545       break;
1546
1547     case GIMPLE_CALL:
1548       dump_gimple_call (buffer, gs, spc, flags);
1549       break;
1550
1551     case GIMPLE_COND:
1552       dump_gimple_cond (buffer, gs, spc, flags);
1553       break;
1554
1555     case GIMPLE_LABEL:
1556       dump_gimple_label (buffer, gs, spc, flags);
1557       break;
1558
1559     case GIMPLE_GOTO:
1560       dump_gimple_goto (buffer, gs, spc, flags);
1561       break;
1562
1563     case GIMPLE_NOP:
1564       pp_string (buffer, "GIMPLE_NOP");
1565       break;
1566
1567     case GIMPLE_RETURN:
1568       dump_gimple_return (buffer, gs, spc, flags);
1569       break;
1570
1571     case GIMPLE_SWITCH:
1572       dump_gimple_switch (buffer, gs, spc, flags);
1573       break;
1574
1575     case GIMPLE_TRY:
1576       dump_gimple_try (buffer, gs, spc, flags);
1577       break;
1578
1579     case GIMPLE_PHI:
1580       dump_gimple_phi (buffer, gs, spc, flags);
1581       break;
1582
1583     case GIMPLE_OMP_PARALLEL:
1584       dump_gimple_omp_parallel (buffer, gs, spc, flags);
1585       break;
1586
1587     case GIMPLE_OMP_TASK:
1588       dump_gimple_omp_task (buffer, gs, spc, flags);
1589       break;
1590
1591     case GIMPLE_OMP_ATOMIC_LOAD:
1592       dump_gimple_omp_atomic_load (buffer, gs, spc, flags);
1593
1594       break;
1595
1596     case GIMPLE_OMP_ATOMIC_STORE:
1597       dump_gimple_omp_atomic_store (buffer, gs, spc, flags);
1598       break;
1599
1600     case GIMPLE_OMP_FOR:
1601       dump_gimple_omp_for (buffer, gs, spc, flags);
1602       break;
1603
1604     case GIMPLE_OMP_CONTINUE:
1605       dump_gimple_omp_continue (buffer, gs, spc, flags);
1606       break;
1607
1608     case GIMPLE_OMP_SINGLE:
1609       dump_gimple_omp_single (buffer, gs, spc, flags);
1610       break;
1611
1612     case GIMPLE_OMP_RETURN:
1613       dump_gimple_omp_return (buffer, gs, spc, flags);
1614       break;
1615
1616     case GIMPLE_OMP_SECTIONS:
1617       dump_gimple_omp_sections (buffer, gs, spc, flags);
1618       break;
1619
1620     case GIMPLE_OMP_SECTIONS_SWITCH:
1621       pp_string (buffer, "GIMPLE_SECTIONS_SWITCH");
1622       break;
1623
1624     case GIMPLE_OMP_MASTER:
1625     case GIMPLE_OMP_ORDERED:
1626     case GIMPLE_OMP_SECTION:
1627       dump_gimple_omp_block (buffer, gs, spc, flags);
1628       break;
1629
1630     case GIMPLE_OMP_CRITICAL:
1631       dump_gimple_omp_critical (buffer, gs, spc, flags);
1632       break;
1633
1634     case GIMPLE_CATCH:
1635       dump_gimple_catch (buffer, gs, spc, flags);
1636       break;
1637
1638     case GIMPLE_EH_FILTER:
1639       dump_gimple_eh_filter (buffer, gs, spc, flags);
1640       break;
1641
1642     case GIMPLE_EH_MUST_NOT_THROW:
1643       dump_gimple_eh_must_not_throw (buffer, gs, spc, flags);
1644       break;
1645
1646     case GIMPLE_RESX:
1647       dump_gimple_resx (buffer, gs, spc, flags);
1648       break;
1649
1650     case GIMPLE_EH_DISPATCH:
1651       dump_gimple_eh_dispatch (buffer, gs, spc, flags);
1652       break;
1653
1654     case GIMPLE_DEBUG:
1655       dump_gimple_debug (buffer, gs, spc, flags);
1656       break;
1657
1658     case GIMPLE_PREDICT:
1659       pp_string (buffer, "// predicted ");
1660       if (gimple_predict_outcome (gs))
1661         pp_string (buffer, "likely by ");
1662       else
1663         pp_string (buffer, "unlikely by ");
1664       pp_string (buffer, predictor_name (gimple_predict_predictor (gs)));
1665       pp_string (buffer, " predictor.");
1666       break;
1667
1668     default:
1669       GIMPLE_NIY;
1670     }
1671
1672   /* If we're building a diagnostic, the formatted text will be
1673      written into BUFFER's stream by the caller; otherwise, write it
1674      now.  */
1675   if (!(flags & TDF_DIAGNOSTIC))
1676     pp_write_text_to_stream (buffer);
1677 }
1678
1679
1680 /* Dumps header of basic block BB to buffer BUFFER indented by INDENT
1681    spaces and details described by flags.  */
1682
1683 static void
1684 dump_bb_header (pretty_printer *buffer, basic_block bb, int indent, int flags)
1685 {
1686   edge e;
1687   gimple stmt;
1688   edge_iterator ei;
1689
1690   if (flags & TDF_BLOCKS)
1691     {
1692       INDENT (indent);
1693       pp_string (buffer, "# BLOCK ");
1694       pp_decimal_int (buffer, bb->index);
1695       if (bb->frequency)
1696         {
1697           pp_string (buffer, " freq:");
1698           pp_decimal_int (buffer, bb->frequency);
1699         }
1700       if (bb->count)
1701         {
1702           pp_string (buffer, " count:");
1703           pp_widest_integer (buffer, bb->count);
1704         }
1705
1706       if (flags & TDF_LINENO)
1707         {
1708           gimple_stmt_iterator gsi;
1709
1710           for (gsi = gsi_start_bb (bb); !gsi_end_p (gsi); gsi_next (&gsi))
1711             if (!is_gimple_debug (gsi_stmt (gsi))
1712                 && get_lineno (gsi_stmt (gsi)) != UNKNOWN_LOCATION)
1713               {
1714                 pp_string (buffer, ", starting at line ");
1715                 pp_decimal_int (buffer, get_lineno (gsi_stmt (gsi)));
1716                 break;
1717               }
1718
1719           if (bb->discriminator)
1720             {
1721               pp_string (buffer, ", discriminator ");
1722               pp_decimal_int (buffer, bb->discriminator);
1723             }
1724         }
1725       newline_and_indent (buffer, indent);
1726
1727       pp_string (buffer, "# PRED:");
1728       pp_write_text_to_stream (buffer);
1729       FOR_EACH_EDGE (e, ei, bb->preds)
1730         if (flags & TDF_SLIM)
1731           {
1732             pp_character (buffer, ' ');
1733             if (e->src == ENTRY_BLOCK_PTR)
1734               pp_string (buffer, "ENTRY");
1735             else
1736               pp_decimal_int (buffer, e->src->index);
1737           }
1738         else
1739           dump_edge_info (buffer->buffer->stream, e, 0);
1740       pp_newline (buffer);
1741     }
1742   else
1743     {
1744       stmt = first_stmt (bb);
1745       if (!stmt || gimple_code (stmt) != GIMPLE_LABEL)
1746         {
1747           INDENT (indent - 2);
1748           pp_string (buffer, "<bb ");
1749           pp_decimal_int (buffer, bb->index);
1750           pp_string (buffer, ">:");
1751           pp_newline (buffer);
1752         }
1753     }
1754   pp_write_text_to_stream (buffer);
1755   check_bb_profile (bb, buffer->buffer->stream);
1756 }
1757
1758
1759 /* Dumps end of basic block BB to buffer BUFFER indented by INDENT
1760    spaces.  */
1761
1762 static void
1763 dump_bb_end (pretty_printer *buffer, basic_block bb, int indent, int flags)
1764 {
1765   edge e;
1766   edge_iterator ei;
1767
1768   INDENT (indent);
1769   pp_string (buffer, "# SUCC:");
1770   pp_write_text_to_stream (buffer);
1771   FOR_EACH_EDGE (e, ei, bb->succs)
1772     if (flags & TDF_SLIM)
1773       {
1774         pp_character (buffer, ' ');
1775         if (e->dest == EXIT_BLOCK_PTR)
1776           pp_string (buffer, "EXIT");
1777         else
1778           pp_decimal_int (buffer, e->dest->index);
1779       }
1780     else
1781       dump_edge_info (buffer->buffer->stream, e, 1);
1782   pp_newline (buffer);
1783 }
1784
1785
1786 /* Dump PHI nodes of basic block BB to BUFFER with details described
1787    by FLAGS and indented by INDENT spaces.  */
1788
1789 static void
1790 dump_phi_nodes (pretty_printer *buffer, basic_block bb, int indent, int flags)
1791 {
1792   gimple_stmt_iterator i;
1793
1794   for (i = gsi_start_phis (bb); !gsi_end_p (i); gsi_next (&i))
1795     {
1796       gimple phi = gsi_stmt (i);
1797       if (is_gimple_reg (gimple_phi_result (phi)) || (flags & TDF_VOPS))
1798         {
1799           INDENT (indent);
1800           pp_string (buffer, "# ");
1801           dump_gimple_phi (buffer, phi, indent, flags);
1802           pp_newline (buffer);
1803         }
1804     }
1805 }
1806
1807
1808 /* Dump jump to basic block BB that is represented implicitly in the cfg
1809    to BUFFER.  */
1810
1811 static void
1812 pp_cfg_jump (pretty_printer *buffer, basic_block bb)
1813 {
1814   gimple stmt;
1815
1816   stmt = first_stmt (bb);
1817
1818   pp_string (buffer, "goto <bb ");
1819   pp_decimal_int (buffer, bb->index);
1820   pp_character (buffer, '>');
1821   if (stmt && gimple_code (stmt) == GIMPLE_LABEL)
1822     {
1823       pp_string (buffer, " (");
1824       dump_generic_node (buffer, gimple_label_label (stmt), 0, 0, false);
1825       pp_character (buffer, ')');
1826       pp_semicolon (buffer);
1827     }
1828   else
1829     pp_semicolon (buffer);
1830 }
1831
1832
1833 /* Dump edges represented implicitly in basic block BB to BUFFER, indented
1834    by INDENT spaces, with details given by FLAGS.  */
1835
1836 static void
1837 dump_implicit_edges (pretty_printer *buffer, basic_block bb, int indent,
1838                      int flags)
1839 {
1840   edge e;
1841   edge_iterator ei;
1842   gimple stmt;
1843
1844   stmt = last_stmt (bb);
1845
1846   if (stmt && gimple_code (stmt) == GIMPLE_COND)
1847     {
1848       edge true_edge, false_edge;
1849
1850       /* When we are emitting the code or changing CFG, it is possible that
1851          the edges are not yet created.  When we are using debug_bb in such
1852          a situation, we do not want it to crash.  */
1853       if (EDGE_COUNT (bb->succs) != 2)
1854         return;
1855       extract_true_false_edges_from_block (bb, &true_edge, &false_edge);
1856
1857       INDENT (indent + 2);
1858       pp_cfg_jump (buffer, true_edge->dest);
1859       newline_and_indent (buffer, indent);
1860       pp_string (buffer, "else");
1861       newline_and_indent (buffer, indent + 2);
1862       pp_cfg_jump (buffer, false_edge->dest);
1863       pp_newline (buffer);
1864       return;
1865     }
1866
1867   /* If there is a fallthru edge, we may need to add an artificial
1868      goto to the dump.  */
1869   FOR_EACH_EDGE (e, ei, bb->succs)
1870     if (e->flags & EDGE_FALLTHRU)
1871       break;
1872
1873   if (e && e->dest != bb->next_bb)
1874     {
1875       INDENT (indent);
1876
1877       if ((flags & TDF_LINENO)
1878           && e->goto_locus != UNKNOWN_LOCATION
1879           )
1880         {
1881           expanded_location goto_xloc;
1882           goto_xloc = expand_location (e->goto_locus);
1883           pp_character (buffer, '[');
1884           if (goto_xloc.file)
1885             {
1886               pp_string (buffer, goto_xloc.file);
1887               pp_string (buffer, " : ");
1888             }
1889           pp_decimal_int (buffer, goto_xloc.line);
1890           pp_string (buffer, " : ");
1891           pp_decimal_int (buffer, goto_xloc.column);
1892           pp_string (buffer, "] ");
1893         }
1894
1895       pp_cfg_jump (buffer, e->dest);
1896       pp_newline (buffer);
1897     }
1898 }
1899
1900
1901 /* Dumps basic block BB to buffer BUFFER with details described by FLAGS and
1902    indented by INDENT spaces.  */
1903
1904 static void
1905 gimple_dump_bb_buff (pretty_printer *buffer, basic_block bb, int indent,
1906                      int flags)
1907 {
1908   gimple_stmt_iterator gsi;
1909   gimple stmt;
1910   int label_indent = indent - 2;
1911
1912   if (label_indent < 0)
1913     label_indent = 0;
1914
1915   dump_bb_header (buffer, bb, indent, flags);
1916   dump_phi_nodes (buffer, bb, indent, flags);
1917
1918   for (gsi = gsi_start_bb (bb); !gsi_end_p (gsi); gsi_next (&gsi))
1919     {
1920       int curr_indent;
1921
1922       stmt = gsi_stmt (gsi);
1923
1924       curr_indent = gimple_code (stmt) == GIMPLE_LABEL ? label_indent : indent;
1925
1926       INDENT (curr_indent);
1927       dump_gimple_stmt (buffer, stmt, curr_indent, flags);
1928       pp_newline (buffer);
1929       dump_histograms_for_stmt (cfun, buffer->buffer->stream, stmt);
1930     }
1931
1932   dump_implicit_edges (buffer, bb, indent, flags);
1933
1934   if (flags & TDF_BLOCKS)
1935     dump_bb_end (buffer, bb, indent, flags);
1936 }
1937
1938
1939 /* Dumps basic block BB to FILE with details described by FLAGS and
1940    indented by INDENT spaces.  */
1941
1942 void
1943 gimple_dump_bb (basic_block bb, FILE *file, int indent, int flags)
1944 {
1945   maybe_init_pretty_print (file);
1946   gimple_dump_bb_buff (&buffer, bb, indent, flags);
1947   pp_flush (&buffer);
1948 }