Move ARM64 macros to macro-assembler-arm64.h.

src/arm64/macro-assembler-arm64.h

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_ARM64_MACRO_ASSEMBLER_ARM64_H_
 #define V8_ARM64_MACRO_ASSEMBLER_ARM64_H_
 
 #include <vector>
 
 #include "src/globals.h"
 
 #include "src/arm64/assembler-arm64-inl.h"
 
+// Simulator specific helpers.
+#if USE_SIMULATOR
+  // 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
+
+
 namespace v8 {
 namespace internal {
 
 #define LS_MACRO_LIST(V)                                      \
   V(Ldrb, Register&, rt, LDRB_w)                              \
   V(Strb, Register&, rt, STRB_w)                              \
   V(Ldrsb, Register&, rt, rt.Is64Bits() ? LDRSB_x : LDRSB_w)  \
   V(Ldrh, Register&, rt, LDRH_w)                              \
   V(Strh, Register&, rt, STRH_w)                              \
   V(Ldrsh, Register&, rt, rt.Is64Bits() ? LDRSH_x : LDRSH_w)  \
@@ skipping 2308 matching lines @@
 #error "Unsupported option"
 #define CODE_COVERAGE_STRINGIFY(x) #x
 #define CODE_COVERAGE_TOSTRING(x) CODE_COVERAGE_STRINGIFY(x)
 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__)
 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm->
 #else
 #define ACCESS_MASM(masm) masm->
 #endif
 
 #endif  // V8_ARM64_MACRO_ASSEMBLER_ARM64_H_