vm_opts.h

   1 #ifndef RUBY_VM_OPTS_H/*-*-c-*-*/
   2 #define RUBY_VM_OPTS_H
   3 /**********************************************************************
   4
   5   vm_opts.h - VM optimize option
   6
   7   $Author$
   8
   9   Copyright (C) 2004-2007 Koichi Sasada
  10
  11 **********************************************************************/
  12
  13 /* Compile options.
  14  * You can change these options at runtime by VM::CompileOption.
  15  * Following definitions are default values.
  16  */
  17
  18 #define OPT_TAILCALL_OPTIMIZATION       0
  19 #define OPT_PEEPHOLE_OPTIMIZATION       1
  20 #define OPT_SPECIALISED_INSTRUCTION     1
  21 #define OPT_INLINE_CONST_CACHE          1
  22 #define OPT_FROZEN_STRING_LITERAL       0
  23 #define OPT_DEBUG_FROZEN_STRING_LITERAL 0
  24
  25 /* Build Options.
  26  * You can't change these options at runtime.
  27  */
  28
  29 /* C compiler dependent */
  30
  31 /*
  32  * 0: direct (using labeled goto using GCC special)
  33  * 1: token (switch/case)
  34  * 2: call (function call for each insn dispatch)
  35  */
  36 #ifndef OPT_THREADED_CODE
  37 #define OPT_THREADED_CODE 0
  38 #endif
  39
  40 #define OPT_DIRECT_THREADED_CODE (OPT_THREADED_CODE == 0)
  41 #define OPT_TOKEN_THREADED_CODE  (OPT_THREADED_CODE == 1)
  42 #define OPT_CALL_THREADED_CODE   (OPT_THREADED_CODE == 2)
  43
  44 /* VM running option */
  45 #define OPT_CHECKED_RUN              1
  46 #define OPT_INLINE_METHOD_CACHE      1
  47 #define OPT_GLOBAL_METHOD_CACHE      1
  48 #define OPT_BLOCKINLINING            0
  49
  50 #ifndef OPT_IC_FOR_IVAR
  51 #define OPT_IC_FOR_IVAR 1
  52 #endif
  53
  54 /* architecture independent, affects generated code */
  55 #define OPT_OPERANDS_UNIFICATION     1
  56 #define OPT_INSTRUCTIONS_UNIFICATION 0
  57 #define OPT_UNIFY_ALL_COMBINATION    0
  58 #define OPT_STACK_CACHING            0
  59
  60 /* misc */
  61 #ifndef OPT_SUPPORT_JOKE
  62 #define OPT_SUPPORT_JOKE             0
  63 #endif
  64
  65 #ifndef OPT_SUPPORT_CALL_C_FUNCTION
  66 #define OPT_SUPPORT_CALL_C_FUNCTION  0
  67 #endif
  68
  69 #ifndef VM_COLLECT_USAGE_DETAILS
  70 #define VM_COLLECT_USAGE_DETAILS     0
  71 #endif
  72
  73 #endif /* RUBY_VM_OPTS_H */