[Atomics] Make Atomics.store a builtin using TF

src/compiler/arm/code-generator-arm.cc

 // Copyright 2014 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/compiler/code-generator.h"
 
 #include "src/arm/macro-assembler-arm.h"
 #include "src/ast/scopes.h"
 #include "src/compiler/code-generator-impl.h"
 #include "src/compiler/gap-resolver.h"
@@ skipping 377 matching lines @@
     DCHECK_EQ(LeaveCC, i.OutputSBit());           \
   } while (0)
 
 #define ASSEMBLE_ATOMIC_LOAD_INTEGER(asm_instr)                       \
   do {                                                                \
     __ asm_instr(i.OutputRegister(),                                  \
                  MemOperand(i.InputRegister(0), i.InputRegister(1))); \
     __ dmb(ISH);                                                      \
   } while (0)
 
+#define ASSEMBLE_ATOMIC_STORE_INTEGER(asm_instr)                      \
+  do {                                                                \
+    __ dmb(ISH);                                                      \
+    __ asm_instr(i.InputRegister(2),                                  \
+                 MemOperand(i.InputRegister(0), i.InputRegister(1))); \
+    __ dmb(ISH);                                                      \
+  } while (0)
+
 void CodeGenerator::AssembleDeconstructFrame() {
   __ LeaveFrame(StackFrame::MANUAL);
 }
 
 void CodeGenerator::AssembleDeconstructActivationRecord(int stack_param_delta) {
   int sp_slot_delta = TailCallFrameStackSlotDelta(stack_param_delta);
   if (sp_slot_delta > 0) {
     __ add(sp, sp, Operand(sp_slot_delta * kPointerSize));
   }
   frame_access_state()->SetFrameAccessToDefault();
@@ skipping 859 matching lines @@
       break;
     case kAtomicLoadInt16:
       ASSEMBLE_ATOMIC_LOAD_INTEGER(ldrsh);
       break;
     case kAtomicLoadUint16:
       ASSEMBLE_ATOMIC_LOAD_INTEGER(ldrh);
       break;
     case kAtomicLoadWord32:
       ASSEMBLE_ATOMIC_LOAD_INTEGER(ldr);
       break;
+
+    case kAtomicStoreWord8:
+      ASSEMBLE_ATOMIC_STORE_INTEGER(strb);
+      break;
+    case kAtomicStoreWord16:
+      ASSEMBLE_ATOMIC_STORE_INTEGER(strh);
+      break;
+    case kAtomicStoreWord32:
+      ASSEMBLE_ATOMIC_STORE_INTEGER(str);
+      break;
   }
   return kSuccess;
 }  // NOLINT(readability/fn_size)
 
 
 // Assembles branches after an instruction.
 void CodeGenerator::AssembleArchBranch(Instruction* instr, BranchInfo* branch) {
   ArmOperandConverter i(this, instr);
   Label* tlabel = branch->true_label;
   Label* flabel = branch->false_label;
@@ skipping 394 matching lines @@
       padding_size -= v8::internal::Assembler::kInstrSize;
     }
   }
 }
 
 #undef __
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8