Experimental parser: merge to r19637

src/checks.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 16 matching lines @@
 
 #ifndef V8_CHECKS_H_
 #define V8_CHECKS_H_
 
 #include <string.h>
 
 #include "../include/v8stdint.h"
 
 extern "C" void V8_Fatal(const char* file, int line, const char* format, ...);
 
+
 // The FATAL, UNREACHABLE and UNIMPLEMENTED macros are useful during
 // development, but they should not be relied on in the final product.
 #ifdef DEBUG
 #define FATAL(msg)                              \
   V8_Fatal(__FILE__, __LINE__, "%s", (msg))
 #define UNIMPLEMENTED()                         \
   V8_Fatal(__FILE__, __LINE__, "unimplemented code")
 #define UNREACHABLE()                           \
   V8_Fatal(__FILE__, __LINE__, "unreachable code")
 #else
 #define FATAL(msg)                              \
   V8_Fatal("", 0, "%s", (msg))
 #define UNIMPLEMENTED()                         \
   V8_Fatal("", 0, "unimplemented code")
 #define UNREACHABLE() ((void) 0)
 #endif
 
+// Simulator specific helpers.
+#if defined(USE_SIMULATOR) && defined(V8_TARGET_ARCH_A64)
+  // TODO(all): If possible automatically prepend an indicator like
+  // UNIMPLEMENTED or LOCATION.
+  #define ASM_UNIMPLEMENTED(message)                                         \
+  __ Debug(message, __LINE__, NO_PARAM)
+  #define ASM_UNIMPLEMENTED_BREAK(message)                                   \
+  __ Debug(message, __LINE__,                                                \
+           FLAG_ignore_asm_unimplemented_break ? NO_PARAM : BREAK)
+  #define ASM_LOCATION(message)                                              \
+  __ Debug("LOCATION: " message, __LINE__, NO_PARAM)
+#else
+  #define ASM_UNIMPLEMENTED(message)
+  #define ASM_UNIMPLEMENTED_BREAK(message)
+  #define ASM_LOCATION(message)
+#endif
+
 
 // The CHECK macro checks that the given condition is true; if not, it
 // prints a message to stderr and aborts.
 #define CHECK(condition) do {                                       \
     if (!(condition)) {                                             \
       V8_Fatal(__FILE__, __LINE__, "CHECK(%s) failed", #condition); \
     }                                                               \
   } while (0)
 
 
@@ skipping 258 matching lines @@
 
 // "Extra checks" are lightweight checks that are enabled in some release
 // builds.
 #ifdef ENABLE_EXTRA_CHECKS
 #define EXTRA_CHECK(condition) CHECK(condition)
 #else
 #define EXTRA_CHECK(condition) ((void) 0)
 #endif
 
 #endif  // V8_CHECKS_H_