llint/LLIntCommon.h

   1 /*
   2  * Copyright (C) 2012 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #ifndef LLIntCommon_h
  27 #define LLIntCommon_h
  28
  29 // Print every instruction executed.
  30 #define LLINT_EXECUTION_TRACING 0
  31
  32 // Print some information for some of the more subtle slow paths.
  33 #define LLINT_SLOW_PATH_TRACING 0
  34
  35 // Disable inline allocation in the interpreter. This is great if you're changing
  36 // how the GC allocates.
  37 #define LLINT_ALWAYS_ALLOCATE_SLOW 0
  38
  39 // Disable inline caching of get_by_id and put_by_id.
  40 #define LLINT_ALWAYS_ACCESS_SLOW 0
  41
  42 // Enable OSR into the JIT. Disabling this while the LLInt is enabled effectively
  43 // turns off all JIT'ing, since in LLInt's parlance, OSR subsumes any form of JIT
  44 // invocation.
  45 #if ENABLE(JIT)
  46 #define LLINT_OSR_TO_JIT 1
  47 #else
  48 #define LLINT_OSR_TO_JIT 0
  49 #endif
  50
  51 #endif // LLIntCommon_h
  52