Implement Wasm GrowMemory opcode as a wasm runtime call

src/x64/assembler-x64.cc

Index: src/x64/assembler-x64.cc
diff --git a/src/x64/assembler-x64.cc b/src/x64/assembler-x64.cc
index 48f9a9a18364157a77769d60dc2d9564155ec8fa..33d181a9197e37c7fe9c988037eac148b79a9682 100644
--- a/src/x64/assembler-x64.cc
+++ b/src/x64/assembler-x64.cc
@@ -134,7 +134,7 @@ void RelocInfo::update_wasm_memory_reference(
   if (IsWasmMemoryReference(rmode_)) {
     Address updated_reference;
     DCHECK(old_base <= wasm_memory_reference() &&
-           wasm_memory_reference() < old_base + old_size);
+           wasm_memory_reference() <= old_base + old_size);
     updated_reference = new_base + (wasm_memory_reference() - old_base);
     DCHECK(new_base <= updated_reference &&
            updated_reference < new_base + new_size);
@@ -599,12 +599,9 @@ void Assembler::immediate_arithmetic_op(byte subcode,
                                         int size) {
   EnsureSpace ensure_space(this);
   emit_rex(dst, size);
-  if (is_int8(src.value_)) {
+  if (is_int8(src.value_) && RelocInfo::IsNone(src.rmode_)) {
     emit(0x83);
     emit_modrm(subcode, dst);
-    if (!RelocInfo::IsNone(src.rmode_)) {
-      RecordRelocInfo(src.rmode_);
-    }
     emit(src.value_);
   } else if (dst.is(rax)) {
     emit(0x05 | (subcode << 3));