[wasm] remove faux code objects

src/x64/assembler-x64.cc

 // Copyright 2012 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.
 
 #include "src/x64/assembler-x64.h"
 
 #include <cstring>
 
 #if V8_TARGET_ARCH_X64
 
@@ skipping 109 matching lines @@
 Address RelocInfo::wasm_memory_reference() {
   DCHECK(IsWasmMemoryReference(rmode_));
   return Memory::Address_at(pc_);
 }
 
 uint32_t RelocInfo::wasm_memory_size_reference() {
   DCHECK(IsWasmMemorySizeReference(rmode_));
   return Memory::uint32_at(pc_);
 }
 
+uint32_t RelocInfo::wasm_function_index() {
+  DCHECK(IsWasmDirectCall(rmode_));
+  return Memory::uint32_at(pc_);
+}
+
 void RelocInfo::update_wasm_memory_reference(
     Address old_base, Address new_base, uint32_t old_size, uint32_t new_size,
     ICacheFlushMode icache_flush_mode) {
   DCHECK(IsWasmMemoryReference(rmode_) || IsWasmMemorySizeReference(rmode_));
   if (IsWasmMemoryReference(rmode_)) {
     Address updated_reference;
     DCHECK(old_base <= wasm_memory_reference() &&
            wasm_memory_reference() < old_base + old_size);
     updated_reference = new_base + (wasm_memory_reference() - old_base);
     DCHECK(new_base <= updated_reference &&
@@ skipping 741 matching lines @@
 void Assembler::call(Handle<Code> target,
                      RelocInfo::Mode rmode,
                      TypeFeedbackId ast_id) {
   positions_recorder()->WriteRecordedPositions();
   EnsureSpace ensure_space(this);
   // 1110 1000 #32-bit disp.
   emit(0xE8);
   emit_code_target(target, rmode, ast_id);
 }
 
+void Assembler::wasm_direct_call(uint32_t index) {
+  positions_recorder()->WriteRecordedPositions();
+  EnsureSpace ensure_space(this);
+  emit(0xE8);
+  RecordRelocInfo(RelocInfo::WASM_DIRECT_CALL);
+
+  emitl(index);
+}
 
 void Assembler::call(Register adr) {
   positions_recorder()->WriteRecordedPositions();
   EnsureSpace ensure_space(this);
   // Opcode: FF /2 r64.
   emit_optional_rex_32(adr);
   emit(0xFF);
   emit_modrm(0x2, adr);
 }
 
@@ skipping 3696 matching lines @@
 
 bool RelocInfo::IsInConstantPool() {
   return false;
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_X64