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annotate lwasm/debug.c @ 36:5325b640424d

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First pass expression parsing
author Lost Wizard (lost@starbug3)
date Tue, 08 Feb 2011 22:42:12 -0700
parents 7317fbe024af
children 38c1537857ce
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
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1 /*
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2 debug.c
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3
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4 Copyright © 2010 William Astle
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5
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6 This file is part of LWTOOLS.
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7
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8 LWTOOLS is free software: you can redistribute it and/or modify it under the
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9 terms of the GNU General Public License as published by the Free Software
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10 Foundation, either version 3 of the License, or (at your option) any later
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11 version.
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12
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13 This program is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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16 more details.
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17
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18 You should have received a copy of the GNU General Public License along with
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19 this program. If not, see <http://www.gnu.org/licenses/>.
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20 */
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21
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22 #include <stdio.h>
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23 #include <string.h>
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24 #include <stdarg.h>
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25
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26 #include "lwasm.h"
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27 #include "instab.h"
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28
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29 /*
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30
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31 Various debug utilities
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32
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33 */
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34 void dump_state(asmstate_t *as)
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35 {
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36 line_t *cl;
2
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37 // exportlist_t *ex;
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38 // struct symtabe *s;
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39 // importlist_t *im;
0
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40 struct line_expr_s *le;
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41 lwasm_error_t *e;
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42
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43 debug_message(as, 100, "Lines:");
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44
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45 for (cl = as -> line_head; cl; cl = cl -> next)
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46 {
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47 debug_message(as, 100, "%p INSN %d (%s) LEN %d", cl, cl -> insn, (cl -> insn >= 0) ? instab[cl -> insn].opcode : "<none>", cl -> len);
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48 debug_message(as, 100, " ADDR: %s", lw_expr_print(cl -> addr));
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49 debug_message(as, 100, " PB: %02X; LINT: %X; LINT2: %X", cl -> pb, cl -> lint, cl -> lint2);
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50 for (le = cl -> exprs; le; le = le -> next)
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51 {
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52 debug_message(as, 100, " EXPR %d: %s", le -> id, lw_expr_print(le -> expr));
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53 }
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54 if (cl -> outputl > 0)
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55 {
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56 int i;
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57 for (i = 0; i < cl -> outputl; i++)
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58 {
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59 debug_message(as, 100, " OBYTE %02X: %02X", i, cl -> output[i]);
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60 }
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61 }
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62 for (e = cl -> err; e; e = e -> next)
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63 {
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64 debug_message(as, 100, " ERR: %s", e -> mess);
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65 }
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66 for (e = cl -> warn; e; e = e -> next)
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67 {
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68 debug_message(as, 100, " WARN: %s", e -> mess);
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69 }
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70 }
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71 }
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72
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73 void debug_message(asmstate_t *as, int level, const char *fmt, ...)
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74 {
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75 va_list args;
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76
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77 if (as -> debug_level < level)
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78 return;
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79
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80 if (as -> debug_file == NULL)
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81 as -> debug_file = stderr;
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82
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83 va_start(args, fmt);
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84
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85 fprintf(as -> debug_file, "DEBUG %03d: ", level);
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86 vfprintf(as -> debug_file, fmt, args);
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87 fputc('\n', as -> debug_file);
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88
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89 va_end(args);
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90 }