[compiler] Delay allocation of code-embedded heap numbers.

test/cctest/test-disasm-arm64.cc

 // Copyright 2013 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 53 matching lines @@
   Isolate* isolate = CcTest::i_isolate();                    \
   HandleScope scope(isolate);                                \
   byte* buf = static_cast<byte*>(malloc(INSTR_SIZE));        \
   uint32_t encoding = 0;                                     \
   Assembler* assm = new Assembler(isolate, buf, INSTR_SIZE); \
   Decoder<DispatchingDecoderVisitor>* decoder =              \
       new Decoder<DispatchingDecoderVisitor>();              \
   DisassemblingDecoder* disasm = new DisassemblingDecoder(); \
   decoder->AppendVisitor(disasm)
 
-#define COMPARE(ASM, EXP)                                                      \
-  assm->Reset();                                                               \
-  assm->ASM;                                                                   \
-  assm->GetCode(NULL);                                                         \
-  decoder->Decode(reinterpret_cast<Instruction*>(buf));                        \
-  encoding = *reinterpret_cast<uint32_t*>(buf);                                \
-  if (strcmp(disasm->GetOutput(), EXP) != 0) {                                 \
-    printf("%u : Encoding: %08" PRIx32 "\nExpected: %s\nFound:    %s\n",       \
-           __LINE__, encoding, EXP, disasm->GetOutput());                      \
-    abort();                                                                   \
+#define COMPARE(ASM, EXP)                                                \
+  assm->Reset();                                                         \
+  assm->ASM;                                                             \
+  assm->GetCode(isolate, NULL);                                          \
+  decoder->Decode(reinterpret_cast<Instruction*>(buf));                  \
+  encoding = *reinterpret_cast<uint32_t*>(buf);                          \
+  if (strcmp(disasm->GetOutput(), EXP) != 0) {                           \
+    printf("%u : Encoding: %08" PRIx32 "\nExpected: %s\nFound:    %s\n", \
+           __LINE__, encoding, EXP, disasm->GetOutput());                \
+    abort();                                                             \
   }
 
-#define COMPARE_PREFIX(ASM, EXP)                                               \
-  assm->Reset();                                                               \
-  assm->ASM;                                                                   \
-  assm->GetCode(NULL);                                                         \
-  decoder->Decode(reinterpret_cast<Instruction*>(buf));                        \
-  encoding = *reinterpret_cast<uint32_t*>(buf);                                \
-  if (strncmp(disasm->GetOutput(), EXP, strlen(EXP)) != 0) {                   \
-    printf("%u : Encoding: %08" PRIx32 "\nExpected: %s\nFound:    %s\n",       \
-           __LINE__, encoding, EXP, disasm->GetOutput());                      \
-    abort();                                                                   \
+#define COMPARE_PREFIX(ASM, EXP)                                         \
+  assm->Reset();                                                         \
+  assm->ASM;                                                             \
+  assm->GetCode(isolate, NULL);                                          \
+  decoder->Decode(reinterpret_cast<Instruction*>(buf));                  \
+  encoding = *reinterpret_cast<uint32_t*>(buf);                          \
+  if (strncmp(disasm->GetOutput(), EXP, strlen(EXP)) != 0) {             \
+    printf("%u : Encoding: %08" PRIx32 "\nExpected: %s\nFound:    %s\n", \
+           __LINE__, encoding, EXP, disasm->GetOutput());                \
+    abort();                                                             \
   }
 
 #define CLEANUP() \
   delete disasm;  \
   delete decoder; \
   delete assm;    \
   free(buf)
 
 
 static bool vm_initialized = false;
@@ skipping 1678 matching lines @@
   COMPARE(Dsb(FullSystem, BarrierOther), "dsb sy (0b1100)");
   COMPARE(Dsb(InnerShareable, BarrierOther), "dsb sy (0b1000)");
   COMPARE(Dsb(NonShareable, BarrierOther), "dsb sy (0b0100)");
   COMPARE(Dsb(OuterShareable, BarrierOther), "dsb sy (0b0000)");
 
   // ISB
   COMPARE(Isb(), "isb");
 
   CLEANUP();
 }