gprofng/src/debug.h

   1 /* Copyright (C) 2021 Free Software Foundation, Inc.
   2    Contributed by Oracle.
   3
   4    This file is part of GNU Binutils.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3, or (at your option)
   9    any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, 51 Franklin Street - Fifth Floor, Boston,
  19    MA 02110-1301, USA.  */
  20
  21 #ifndef _PERFAN_DEBUG_H
  22 #define _PERFAN_DEBUG_H
  23
  24 extern unsigned int mpmt_debug_opt;
  25 // To set mpmt_debug_opt use:
  26 //   MPMT_DEBUG=4095 ; export MPMT_DEBUG
  27 #define DEBUG_FLAG          (mpmt_debug_opt & 1)
  28 #define DUMP_ELF_SEC        (mpmt_debug_opt & 2)
  29 #define DUMP_ELF_SYM        (mpmt_debug_opt & 4)
  30 #define DUMP_RELA_SEC       (mpmt_debug_opt & 8)
  31 #define DUMP_ELF_RELOC      DUMP_RELA_SEC
  32 #define DUMP_DWARFLIB       (mpmt_debug_opt & 16)
  33 #define DUMP_DWR_LINE_REGS  (mpmt_debug_opt & 32)
  34 #define DUMP_USER_LABELS    (mpmt_debug_opt & 64)
  35 #define DEBUG_MAPS          (mpmt_debug_opt & 128)
  36 #define DEBUG_DBE_FILE      (mpmt_debug_opt & 256)
  37 #define DEBUG_DATA_WINDOW   (mpmt_debug_opt & 512)
  38 #define DEBUG_STABS         (mpmt_debug_opt & 1024)
  39 #define DEBUG_DATAOBJ       (mpmt_debug_opt & 2048)
  40 #define DEBUG_LOADOBJ       (mpmt_debug_opt & 4096)
  41 #define DEBUG_SAXPARSER     (mpmt_debug_opt & 8192)
  42 #define DUMP_JAVA_CLASS     (mpmt_debug_opt & 16384)
  43 #define DEBUG_COMPARISON    (mpmt_debug_opt & 32768)
  44 #define DEBUG_READ_AR       (mpmt_debug_opt & 65536)
  45 #define DEBUG_ERR_MSG       (mpmt_debug_opt & 131072)
  46 #define DUMP_JCLASS_READER  (mpmt_debug_opt & 262144)
  47 #define DEBUG_DBE           (mpmt_debug_opt & 524288)
  48 #define DEBUG_ARCHIVE       (mpmt_debug_opt & 1048576)
  49 #define DEBUG_IO            (mpmt_debug_opt & 2097152)
  50 #define DUMP_DYN_FILE       (mpmt_debug_opt & 4194304)
  51 #define DUMP_JAR_FILE       (mpmt_debug_opt & 8388608)
  52 #define DUMP_CALL_STACK     (mpmt_debug_opt & 16777216)
  53 #define DEBUG_THREADS       (mpmt_debug_opt & 33554432)
  54 #define DBE_USE_MMAP        (mpmt_debug_opt & 67108864)
  55
  56 #ifdef DEBUG
  57
  58 // Turn on assertion checking whenever debugging
  59 #define ASSERTS 1
  60
  61 // debug macro - provides a clean way of inserting debugging code without
  62 //  having the distracting #ifdef DEBUG ... #else ... #endif directives
  63 //  interspersed throughout the code.  It also provides an easy way
  64 //  to turn them off with no loss of efficiency.  It is not limited
  65 //  to printf() commands; any code may be inserted.  Variables
  66 //  needed only by the debugging code can be declared inside a
  67 //  debug { ... } statement.
  68 //
  69 // usage:
  70 //      debug <statement>
  71 //  or, debug { <statements> }
  72 // If DEBUG is on, map "DEBUG_CODE" to nothing!
  73 // This results in the <statement> being executed normally
  74
  75 #define DEBUG_CODE
  76
  77 #else
  78 // If DEBUG is off, map "DEBUG_CODE" to something harmless.
  79 // The clever hack used here is to use a conditional with a
  80 // constant condition, which is optimized out by the compiler,
  81 // so that <statement> is not present in the compiled code!
  82
  83 #define DEBUG_CODE if (0)
  84
  85 #endif /*DEBUG*/
  86
  87 #define Dprintf(x, ...) DEBUG_CODE if(x) fprintf(stderr, __VA_ARGS__)
  88
  89 #endif /* ! _DEBUG_H */