diff options
Diffstat (limited to 'contrib/gcc/graph.c')
| -rw-r--r-- | contrib/gcc/graph.c | 97 |
1 files changed, 44 insertions, 53 deletions
diff --git a/contrib/gcc/graph.c b/contrib/gcc/graph.c index f586314..8723047 100644 --- a/contrib/gcc/graph.c +++ b/contrib/gcc/graph.c @@ -1,23 +1,23 @@ /* Output routines for graphical representation. - Copyright (C) 1998, 1999 Free Software Foundation, Inc. + Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. - This file is part of GNU CC. +This file is part of GCC. - GNU CC is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. +GCC is free software; you can redistribute it and/or modify it under +the terms of the GNU General Public License as published by the Free +Software Foundation; either version 2, or (at your option) any later +version. - GNU CC is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. +GCC is distributed in the hope that it will be useful, but WITHOUT ANY +WARRANTY; without even the implied warranty of MERCHANTABILITY or +FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +for more details. - You should have received a copy of the GNU General Public License - along with GNU CC; see the file COPYING. If not, write to - the Free Software Foundation, 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ +You should have received a copy of the GNU General Public License +along with GCC; see the file COPYING. If not, write to the Free +Software Foundation, 59 Temple Place - Suite 330, Boston, MA +02111-1307, USA. */ #include <config.h> #include "system.h" @@ -25,16 +25,25 @@ #include "rtl.h" #include "flags.h" #include "output.h" +#include "function.h" #include "hard-reg-set.h" #include "basic-block.h" #include "toplev.h" +#include "graph.h" -static const char *graph_ext[] = +static const char *const graph_ext[] = { /* no_graph */ "", /* vcg */ ".vcg", }; +static void start_fct PARAMS ((FILE *)); +static void start_bb PARAMS ((FILE *, int)); +static void node_data PARAMS ((FILE *, rtx)); +static void draw_edge PARAMS ((FILE *, int, int, int, int)); +static void end_fct PARAMS ((FILE *)); +static void end_bb PARAMS ((FILE *)); + /* Output text for new basic block. */ static void start_fct (fp) @@ -71,7 +80,7 @@ label: \"basic block %d", } #if 0 - /* FIXME Should this be printed? It makes the graph significantly larger. */ + /* FIXME Should this be printed? It makes the graph significantly larger. */ /* Print the live-at-start register list. */ fputc ('\n', fp); @@ -138,35 +147,12 @@ darkgrey\n shape: ellipse" : "white", /* Print the RTL. */ if (GET_CODE (tmp_rtx) == NOTE) { - static const char *note_names[] = - { - NULL, - "deleted", - "block_beg", - "block_end", - "loop_beg", - "loop_end", - "function_end", - "setjmp", - "loop_cont", - "loop_vtop", - "prologue_end", - "epilogue_beg", - "deleted_label", - "function_beg", - "eh_region_beg", - "eh_region_end", - "repeated_line_number", - "range_start", - "range_end", - "live", - "basic_block" - }; - - fprintf (fp, " %s", - XINT (tmp_rtx, 4) < 0 ? note_names[-XINT (tmp_rtx, 4)] : ""); + const char *name = ""; + if (NOTE_LINE_NUMBER (tmp_rtx) < 0) + name = GET_NOTE_INSN_NAME (NOTE_LINE_NUMBER (tmp_rtx)); + fprintf (fp, " %s", name); } - else if (GET_RTX_CLASS (GET_CODE (tmp_rtx)) == 'i') + else if (INSN_P (tmp_rtx)) print_rtl_single (fp, PATTERN (tmp_rtx)); else print_rtl_single (fp, tmp_rtx); @@ -189,7 +175,7 @@ draw_edge (fp, from, to, bb_edge, class) int bb_edge; int class; { - char * color; + const char * color; switch (graph_dump_format) { case vcg: @@ -214,9 +200,8 @@ draw_edge (fp, from, to, bb_edge, class) } static void -end_bb (fp, bb) +end_bb (fp) FILE *fp; - int bb ATTRIBUTE_UNUSED; { switch (graph_dump_format) { @@ -251,7 +236,7 @@ print_rtl_graph_with_bb (base, suffix, rtx_first) const char *suffix; rtx rtx_first; { - register rtx tmp_rtx; + rtx tmp_rtx; size_t namelen = strlen (base); size_t suffixlen = strlen (suffix); size_t extlen = strlen (graph_ext[graph_dump_format]) + 1; @@ -276,10 +261,10 @@ print_rtl_graph_with_bb (base, suffix, rtx_first) int i; enum bb_state { NOT_IN_BB, IN_ONE_BB, IN_MULTIPLE_BB }; int max_uid = get_max_uid (); - int *start = (int *) alloca (max_uid * sizeof (int)); - int *end = (int *) alloca (max_uid * sizeof (int)); + int *start = (int *) xmalloc (max_uid * sizeof (int)); + int *end = (int *) xmalloc (max_uid * sizeof (int)); enum bb_state *in_bb_p = (enum bb_state *) - alloca (max_uid * sizeof (enum bb_state)); + xmalloc (max_uid * sizeof (enum bb_state)); basic_block bb; for (i = 0; i < max_uid; ++i) @@ -345,7 +330,7 @@ print_rtl_graph_with_bb (base, suffix, rtx_first) bb = BASIC_BLOCK (i); /* End of the basic block. */ - end_bb (fp, bb); + end_bb (fp); /* Now specify the edges to all the successors of this basic block. */ @@ -402,6 +387,11 @@ print_rtl_graph_with_bb (base, suffix, rtx_first) dump_for_graph = 0; end_fct (fp); + + /* Clean up. */ + free (start); + free (end); + free (in_bb_p); } fclose (fp); @@ -409,6 +399,7 @@ print_rtl_graph_with_bb (base, suffix, rtx_first) /* Similar as clean_dump_file, but this time for graph output files. */ + void clean_graph_dump_file (base, suffix) const char *base; @@ -427,7 +418,7 @@ clean_graph_dump_file (base, suffix) fp = fopen (buf, "w"); if (fp == NULL) - pfatal_with_name (buf); + fatal_io_error ("can't open %s", buf); switch (graph_dump_format) { |
