[builtins] move builtin files to src/builtins/.

src/builtins/arm/builtins-arm.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.
 
 #if V8_TARGET_ARCH_ARM
 
 #include "src/codegen.h"
 #include "src/debug/debug.h"
 #include "src/deoptimizer.h"
 #include "src/full-codegen/full-codegen.h"
 #include "src/runtime/runtime.h"
 
 namespace v8 {
 namespace internal {
 
-
 #define __ ACCESS_MASM(masm)
 
 void Builtins::Generate_Adaptor(MacroAssembler* masm, CFunctionId id,
                                 ExitFrameType exit_frame_type) {
   // ----------- S t a t e -------------
   //  -- r0                 : number of arguments excluding receiver
   //  -- r1                 : target
   //  -- r3                 : new.target
   //  -- sp[0]              : last argument
   //  -- ...
@@ skipping 15 matching lines @@
 
   // Insert extra arguments.
   __ SmiTag(r0);
   __ Push(r0, r1, r3);
   __ SmiUntag(r0);
 
   __ JumpToExternalReference(ExternalReference(id, masm->isolate()),
                              exit_frame_type == BUILTIN_EXIT);
 }
 
-
 // Load the built-in InternalArray function from the current context.
 static void GenerateLoadInternalArrayFunction(MacroAssembler* masm,
                                               Register result) {
   // Load the InternalArray function from the current native context.
   __ LoadNativeContextSlot(Context::INTERNAL_ARRAY_FUNCTION_INDEX, result);
 }
 
-
 // Load the built-in Array function from the current context.
 static void GenerateLoadArrayFunction(MacroAssembler* masm, Register result) {
   // Load the Array function from the current native context.
   __ LoadNativeContextSlot(Context::ARRAY_FUNCTION_INDEX, result);
 }
 
-
 void Builtins::Generate_InternalArrayCode(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0     : number of arguments
   //  -- lr     : return address
   //  -- sp[...]: constructor arguments
   // -----------------------------------
   Label generic_array_code, one_or_more_arguments, two_or_more_arguments;
 
   // Get the InternalArray function.
   GenerateLoadInternalArrayFunction(masm, r1);
 
   if (FLAG_debug_code) {
     // Initial map for the builtin InternalArray functions should be maps.
     __ ldr(r2, FieldMemOperand(r1, JSFunction::kPrototypeOrInitialMapOffset));
     __ SmiTst(r2);
     __ Assert(ne, kUnexpectedInitialMapForInternalArrayFunction);
     __ CompareObjectType(r2, r3, r4, MAP_TYPE);
     __ Assert(eq, kUnexpectedInitialMapForInternalArrayFunction);
   }
 
   // Run the native code for the InternalArray function called as a normal
   // function.
   // tail call a stub
   InternalArrayConstructorStub stub(masm->isolate());
   __ TailCallStub(&stub);
 }
 
-
 void Builtins::Generate_ArrayCode(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0     : number of arguments
   //  -- lr     : return address
   //  -- sp[...]: constructor arguments
   // -----------------------------------
   Label generic_array_code, one_or_more_arguments, two_or_more_arguments;
 
   // Get the Array function.
   GenerateLoadArrayFunction(masm, r1);
 
   if (FLAG_debug_code) {
     // Initial map for the builtin Array functions should be maps.
     __ ldr(r2, FieldMemOperand(r1, JSFunction::kPrototypeOrInitialMapOffset));
     __ SmiTst(r2);
     __ Assert(ne, kUnexpectedInitialMapForArrayFunction);
     __ CompareObjectType(r2, r3, r4, MAP_TYPE);
     __ Assert(eq, kUnexpectedInitialMapForArrayFunction);
   }
 
   __ mov(r3, r1);
   // Run the native code for the Array function called as a normal function.
   // tail call a stub
   __ LoadRoot(r2, Heap::kUndefinedValueRootIndex);
   ArrayConstructorStub stub(masm->isolate());
   __ TailCallStub(&stub);
 }
 
-
 // static
 void Builtins::Generate_MathMaxMin(MacroAssembler* masm, MathMaxMinKind kind) {
   // ----------- S t a t e -------------
   //  -- r0                     : number of arguments
   //  -- r1                     : function
   //  -- cp                     : context
   //  -- lr                     : return address
   //  -- sp[(argc - n - 1) * 4] : arg[n] (zero based)
   //  -- sp[argc * 4]           : receiver
   // -----------------------------------
@@ skipping 128 matching lines @@
     __ Drop(r2);
     __ Ret(1);
   }
 
   // 2b. No arguments, return +0.
   __ bind(&no_arguments);
   __ Move(r0, Smi::FromInt(0));
   __ Ret(1);
 }
 
-
 // static
 void Builtins::Generate_NumberConstructor_ConstructStub(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0                     : number of arguments
   //  -- r1                     : constructor function
   //  -- r3                     : new target
   //  -- cp                     : context
   //  -- lr                     : return address
   //  -- sp[(argc - n - 1) * 4] : arg[n] (zero based)
   //  -- sp[argc * 4]           : receiver
@@ skipping 60 matching lines @@
   }
   __ str(r2, FieldMemOperand(r0, JSValue::kValueOffset));
 
   __ bind(&drop_frame_and_ret);
   {
     __ Drop(r6);
     __ Ret(1);
   }
 }
 
-
 // static
 void Builtins::Generate_StringConstructor(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0                     : number of arguments
   //  -- r1                     : constructor function
   //  -- cp                     : context
   //  -- lr                     : return address
   //  -- sp[(argc - n - 1) * 4] : arg[n] (zero based)
   //  -- sp[argc * 4]           : receiver
   // -----------------------------------
@@ skipping 48 matching lines @@
     __ TailCallRuntime(Runtime::kSymbolDescriptiveString);
   }
 
   __ bind(&drop_frame_and_ret);
   {
     __ Drop(r2);
     __ Ret(1);
   }
 }
 
-
 // static
 void Builtins::Generate_StringConstructor_ConstructStub(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0                     : number of arguments
   //  -- r1                     : constructor function
   //  -- r3                     : new target
   //  -- cp                     : context
   //  -- lr                     : return address
   //  -- sp[(argc - n - 1) * 4] : arg[n] (zero based)
   //  -- sp[argc * 4]           : receiver
@@ skipping 62 matching lines @@
   }
   __ str(r2, FieldMemOperand(r0, JSValue::kValueOffset));
 
   __ bind(&drop_frame_and_ret);
   {
     __ Drop(r6);
     __ Ret(1);
   }
 }
 
-
 static void GenerateTailCallToSharedCode(MacroAssembler* masm) {
   __ ldr(r2, FieldMemOperand(r1, JSFunction::kSharedFunctionInfoOffset));
   __ ldr(r2, FieldMemOperand(r2, SharedFunctionInfo::kCodeOffset));
   __ add(r2, r2, Operand(Code::kHeaderSize - kHeapObjectTag));
   __ Jump(r2);
 }
 
 static void GenerateTailCallToReturnedCode(MacroAssembler* masm,
                                            Runtime::FunctionId function_id) {
   // ----------- S t a t e -------------
@@ skipping 18 matching lines @@
     // Restore target function and new target.
     __ pop(r3);
     __ pop(r1);
     __ pop(r0);
     __ SmiUntag(r0, r0);
   }
   __ add(r2, r2, Operand(Code::kHeaderSize - kHeapObjectTag));
   __ Jump(r2);
 }
 
-
 void Builtins::Generate_InOptimizationQueue(MacroAssembler* masm) {
   // Checking whether the queued function is ready for install is optional,
   // since we come across interrupts and stack checks elsewhere.  However,
   // not checking may delay installing ready functions, and always checking
   // would be quite expensive.  A good compromise is to first check against
   // stack limit as a cue for an interrupt signal.
   Label ok;
   __ LoadRoot(ip, Heap::kStackLimitRootIndex);
   __ cmp(sp, Operand(ip));
   __ b(hs, &ok);
 
   GenerateTailCallToReturnedCode(masm, Runtime::kTryInstallOptimizedCode);
 
   __ bind(&ok);
   GenerateTailCallToSharedCode(masm);
 }
 
-
 static void Generate_JSConstructStubHelper(MacroAssembler* masm,
                                            bool is_api_function,
                                            bool create_implicit_receiver,
                                            bool check_derived_construct) {
   // ----------- S t a t e -------------
   //  -- r0     : number of arguments
   //  -- r1     : constructor function
   //  -- r2     : allocation site or undefined
   //  -- r3     : new target
   //  -- cp     : context
@@ skipping 134 matching lines @@
   }
 
   __ add(sp, sp, Operand(r1, LSL, kPointerSizeLog2 - 1));
   __ add(sp, sp, Operand(kPointerSize));
   if (create_implicit_receiver) {
     __ IncrementCounter(isolate->counters()->constructed_objects(), 1, r1, r2);
   }
   __ Jump(lr);
 }
 
-
 void Builtins::Generate_JSConstructStubGeneric(MacroAssembler* masm) {
   Generate_JSConstructStubHelper(masm, false, true, false);
 }
 
-
 void Builtins::Generate_JSConstructStubApi(MacroAssembler* masm) {
   Generate_JSConstructStubHelper(masm, true, false, false);
 }
 
-
 void Builtins::Generate_JSBuiltinsConstructStub(MacroAssembler* masm) {
   Generate_JSConstructStubHelper(masm, false, false, false);
 }
 
-
 void Builtins::Generate_JSBuiltinsConstructStubForDerived(
     MacroAssembler* masm) {
   Generate_JSConstructStubHelper(masm, false, false, true);
 }
 
 // static
 void Builtins::Generate_ResumeGeneratorTrampoline(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0 : the value to pass to the generator
   //  -- r1 : the JSGeneratorObject to resume
@@ skipping 67 matching lines @@
   // Dispatch on the kind of generator object.
   Label old_generator;
   __ ldr(r3, FieldMemOperand(r4, JSFunction::kSharedFunctionInfoOffset));
   __ ldr(r3, FieldMemOperand(r3, SharedFunctionInfo::kFunctionDataOffset));
   __ CompareObjectType(r3, r3, r3, BYTECODE_ARRAY_TYPE);
   __ b(ne, &old_generator);
 
   // New-style (ignition/turbofan) generator object
   {
     __ ldr(r0, FieldMemOperand(r4, JSFunction::kSharedFunctionInfoOffset));
-    __ ldr(r0,
-         FieldMemOperand(r0, SharedFunctionInfo::kFormalParameterCountOffset));
+    __ ldr(r0, FieldMemOperand(
+                   r0, SharedFunctionInfo::kFormalParameterCountOffset));
     __ SmiUntag(r0);
     // We abuse new.target both to indicate that this is a resume call and to
     // pass in the generator object.  In ordinary calls, new.target is always
     // undefined because generator functions are non-constructable.
     __ Move(r3, r1);
     __ Move(r1, r4);
     __ ldr(r5, FieldMemOperand(r1, JSFunction::kCodeEntryOffset));
     __ Jump(r5);
   }
 
@@ skipping 60 matching lines @@
   }
   __ b(&stepping_prepared);
 }
 
 void Builtins::Generate_ConstructedNonConstructable(MacroAssembler* masm) {
   FrameScope scope(masm, StackFrame::INTERNAL);
   __ push(r1);
   __ CallRuntime(Runtime::kThrowConstructedNonConstructable);
 }
 
-
 enum IsTagged { kArgcIsSmiTagged, kArgcIsUntaggedInt };
 
-
 // Clobbers r2; preserves all other registers.
 static void Generate_CheckStackOverflow(MacroAssembler* masm, Register argc,
                                         IsTagged argc_is_tagged) {
   // Check the stack for overflow. We are not trying to catch
   // interruptions (e.g. debug break and preemption) here, so the "real stack
   // limit" is checked.
   Label okay;
   __ LoadRoot(r2, Heap::kRealStackLimitRootIndex);
   // Make r2 the space we have left. The stack might already be overflowed
   // here which will cause r2 to become negative.
   __ sub(r2, sp, r2);
   // Check if the arguments will overflow the stack.
   if (argc_is_tagged == kArgcIsSmiTagged) {
     __ cmp(r2, Operand::PointerOffsetFromSmiKey(argc));
   } else {
     DCHECK(argc_is_tagged == kArgcIsUntaggedInt);
     __ cmp(r2, Operand(argc, LSL, kPointerSizeLog2));
   }
   __ b(gt, &okay);  // Signed comparison.
 
   // Out of stack space.
   __ CallRuntime(Runtime::kThrowStackOverflow);
 
   __ bind(&okay);
 }
 
-
 static void Generate_JSEntryTrampolineHelper(MacroAssembler* masm,
                                              bool is_construct) {
   // Called from Generate_JS_Entry
   // r0: new.target
   // r1: function
   // r2: receiver
   // r3: argc
   // r4: argv
   // r5-r6, r8 (if !FLAG_enable_embedded_constant_pool) and cp may be clobbered
   ProfileEntryHookStub::MaybeCallEntryHook(masm);
@@ skipping 23 matching lines @@
     // Copy arguments to the stack in a loop.
     // r1: function
     // r3: argc
     // r4: argv, i.e. points to first arg
     Label loop, entry;
     __ add(r2, r4, Operand(r3, LSL, kPointerSizeLog2));
     // r2 points past last arg.
     __ b(&entry);
     __ bind(&loop);
     __ ldr(r0, MemOperand(r4, kPointerSize, PostIndex));  // read next parameter
-    __ ldr(r0, MemOperand(r0));  // dereference handle
-    __ push(r0);  // push parameter
+    __ ldr(r0, MemOperand(r0));                           // dereference handle
+    __ push(r0);                                          // push parameter
     __ bind(&entry);
     __ cmp(r4, r2);
     __ b(ne, &loop);
 
     // Setup new.target and argc.
     __ mov(r0, Operand(r3));
     __ mov(r3, Operand(r5));
 
     // Initialize all JavaScript callee-saved registers, since they will be seen
     // by the garbage collector as part of handlers.
@@ skipping 15 matching lines @@
 
     // Exit the JS frame and remove the parameters (except function), and
     // return.
     // Respect ABI stack constraint.
   }
   __ Jump(lr);
 
   // r0: result
 }
 
-
 void Builtins::Generate_JSEntryTrampoline(MacroAssembler* masm) {
   Generate_JSEntryTrampolineHelper(masm, false);
 }
 
-
 void Builtins::Generate_JSConstructEntryTrampoline(MacroAssembler* masm) {
   Generate_JSEntryTrampolineHelper(masm, true);
 }
 
 static void LeaveInterpreterFrame(MacroAssembler* masm, Register scratch) {
   Register args_count = scratch;
 
   // Get the arguments + receiver count.
   __ ldr(args_count,
          MemOperand(fp, InterpreterFrameConstants::kBytecodeArrayFromFp));
@@ skipping 436 matching lines @@
 
 void Builtins::Generate_CompileBaseline(MacroAssembler* masm) {
   GenerateTailCallToReturnedCode(masm, Runtime::kCompileBaseline);
 }
 
 void Builtins::Generate_CompileOptimized(MacroAssembler* masm) {
   GenerateTailCallToReturnedCode(masm,
                                  Runtime::kCompileOptimized_NotConcurrent);
 }
 
-
 void Builtins::Generate_CompileOptimizedConcurrent(MacroAssembler* masm) {
   GenerateTailCallToReturnedCode(masm, Runtime::kCompileOptimized_Concurrent);
 }
 
 void Builtins::Generate_InstantiateAsmJs(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0 : argument count (preserved for callee)
   //  -- r1 : new target (preserved for callee)
   //  -- r3 : target function (preserved for callee)
   // -----------------------------------
@@ skipping 49 matching lines @@
   FrameScope scope(masm, StackFrame::MANUAL);
   __ stm(db_w, sp, r0.bit() | r1.bit() | r3.bit() | fp.bit() | lr.bit());
   __ PrepareCallCFunction(2, 0, r2);
   __ mov(r1, Operand(ExternalReference::isolate_address(masm->isolate())));
   __ CallCFunction(
       ExternalReference::get_make_code_young_function(masm->isolate()), 2);
   __ ldm(ia_w, sp, r0.bit() | r1.bit() | r3.bit() | fp.bit() | lr.bit());
   __ mov(pc, r0);
 }
 
-#define DEFINE_CODE_AGE_BUILTIN_GENERATOR(C)                 \
-void Builtins::Generate_Make##C##CodeYoungAgainEvenMarking(  \
-    MacroAssembler* masm) {                                  \
-  GenerateMakeCodeYoungAgainCommon(masm);                    \
-}                                                            \
-void Builtins::Generate_Make##C##CodeYoungAgainOddMarking(   \
-    MacroAssembler* masm) {                                  \
-  GenerateMakeCodeYoungAgainCommon(masm);                    \
-}
+#define DEFINE_CODE_AGE_BUILTIN_GENERATOR(C)                  \
+  void Builtins::Generate_Make##C##CodeYoungAgainEvenMarking( \
+      MacroAssembler* masm) {                                 \
+    GenerateMakeCodeYoungAgainCommon(masm);                   \
+  }                                                           \
+  void Builtins::Generate_Make##C##CodeYoungAgainOddMarking(  \
+      MacroAssembler* masm) {                                 \
+    GenerateMakeCodeYoungAgainCommon(masm);                   \
+  }
 CODE_AGE_LIST(DEFINE_CODE_AGE_BUILTIN_GENERATOR)
 #undef DEFINE_CODE_AGE_BUILTIN_GENERATOR
 
-
 void Builtins::Generate_MarkCodeAsExecutedOnce(MacroAssembler* masm) {
   // For now, as in GenerateMakeCodeYoungAgainCommon, we are relying on the fact
   // that make_code_young doesn't do any garbage collection which allows us to
   // save/restore the registers without worrying about which of them contain
   // pointers.
 
   // The following registers must be saved and restored when calling through to
   // the runtime:
   //   r0 - contains return address (beginning of patch sequence)
   //   r1 - isolate
   //   r3 - new target
   FrameScope scope(masm, StackFrame::MANUAL);
   __ stm(db_w, sp, r0.bit() | r1.bit() | r3.bit() | fp.bit() | lr.bit());
   __ PrepareCallCFunction(2, 0, r2);
   __ mov(r1, Operand(ExternalReference::isolate_address(masm->isolate())));
-  __ CallCFunction(ExternalReference::get_mark_code_as_executed_function(
-        masm->isolate()), 2);
+  __ CallCFunction(
+      ExternalReference::get_mark_code_as_executed_function(masm->isolate()),
+      2);
   __ ldm(ia_w, sp, r0.bit() | r1.bit() | r3.bit() | fp.bit() | lr.bit());
 
   // Perform prologue operations usually performed by the young code stub.
   __ PushStandardFrame(r1);
 
   // Jump to point after the code-age stub.
   __ add(r0, r0, Operand(kNoCodeAgeSequenceLength));
   __ mov(pc, r0);
 }
 
-
 void Builtins::Generate_MarkCodeAsExecutedTwice(MacroAssembler* masm) {
   GenerateMakeCodeYoungAgainCommon(masm);
 }
 
-
 void Builtins::Generate_MarkCodeAsToBeExecutedOnce(MacroAssembler* masm) {
   Generate_MarkCodeAsExecutedOnce(masm);
 }
 
-
 static void Generate_NotifyStubFailureHelper(MacroAssembler* masm,
                                              SaveFPRegsMode save_doubles) {
   {
     FrameAndConstantPoolScope scope(masm, StackFrame::INTERNAL);
 
     // Preserve registers across notification, this is important for compiled
     // stubs that tail call the runtime on deopts passing their parameters in
     // registers.
     __ stm(db_w, sp, kJSCallerSaved | kCalleeSaved);
     // Pass the function and deoptimization type to the runtime system.
     __ CallRuntime(Runtime::kNotifyStubFailure, save_doubles);
     __ ldm(ia_w, sp, kJSCallerSaved | kCalleeSaved);
   }
 
   __ add(sp, sp, Operand(kPointerSize));  // Ignore state
-  __ mov(pc, lr);  // Jump to miss handler
+  __ mov(pc, lr);                         // Jump to miss handler
 }
 
-
 void Builtins::Generate_NotifyStubFailure(MacroAssembler* masm) {
   Generate_NotifyStubFailureHelper(masm, kDontSaveFPRegs);
 }
 
-
 void Builtins::Generate_NotifyStubFailureSaveDoubles(MacroAssembler* masm) {
   Generate_NotifyStubFailureHelper(masm, kSaveFPRegs);
 }
 
-
 static void Generate_NotifyDeoptimizedHelper(MacroAssembler* masm,
                                              Deoptimizer::BailoutType type) {
   {
     FrameAndConstantPoolScope scope(masm, StackFrame::INTERNAL);
     // Pass the function and deoptimization type to the runtime system.
     __ mov(r0, Operand(Smi::FromInt(static_cast<int>(type))));
     __ push(r0);
     __ CallRuntime(Runtime::kNotifyDeoptimized);
   }
 
@@ skipping 14 matching lines @@
   __ cmp(r6,
          Operand(static_cast<int>(Deoptimizer::BailoutState::TOS_REGISTER)));
   __ b(ne, &unknown_state);
   __ add(sp, sp, Operand(2 * kPointerSize));  // Remove state.
   __ Ret();
 
   __ bind(&unknown_state);
   __ stop("no cases left");
 }
 
-
 void Builtins::Generate_NotifyDeoptimized(MacroAssembler* masm) {
   Generate_NotifyDeoptimizedHelper(masm, Deoptimizer::EAGER);
 }
 
-
 void Builtins::Generate_NotifySoftDeoptimized(MacroAssembler* masm) {
   Generate_NotifyDeoptimizedHelper(masm, Deoptimizer::SOFT);
 }
 
-
 void Builtins::Generate_NotifyLazyDeoptimized(MacroAssembler* masm) {
   Generate_NotifyDeoptimizedHelper(masm, Deoptimizer::LAZY);
 }
 
-
 static void CompatibleReceiverCheck(MacroAssembler* masm, Register receiver,
                                     Register function_template_info,
                                     Register scratch0, Register scratch1,
                                     Register scratch2,
                                     Label* receiver_check_failed) {
   Register signature = scratch0;
   Register map = scratch1;
   Register constructor = scratch2;
 
   // If there is no signature, return the holder.
@@ skipping 43 matching lines @@
   __ tst(ip, Operand(Map::HasHiddenPrototype::kMask));
   __ b(eq, receiver_check_failed);
   __ ldr(receiver, FieldMemOperand(map, Map::kPrototypeOffset));
   __ ldr(map, FieldMemOperand(receiver, HeapObject::kMapOffset));
   // Iterate.
   __ b(&prototype_loop_start);
 
   __ bind(&receiver_check_passed);
 }
 
-
 void Builtins::Generate_HandleFastApiCall(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0                 : number of arguments excluding receiver
   //  -- r1                 : callee
   //  -- lr                 : return address
   //  -- sp[0]              : last argument
   //  -- ...
   //  -- sp[4 * (argc - 1)] : first argument
   //  -- sp[4 * argc]       : receiver
   // -----------------------------------
@@ skipping 15 matching lines @@
   __ Jump(r4);
 
   // Compatible receiver check failed: throw an Illegal Invocation exception.
   __ bind(&receiver_check_failed);
   // Drop the arguments (including the receiver)
   __ add(r0, r0, Operand(1));
   __ add(sp, sp, Operand(r0, LSL, kPointerSizeLog2));
   __ TailCallRuntime(Runtime::kThrowIllegalInvocation);
 }
 
-
 void Builtins::Generate_OnStackReplacement(MacroAssembler* masm) {
   // Lookup the function in the JavaScript frame.
   __ ldr(r0, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset));
   {
     FrameAndConstantPoolScope scope(masm, StackFrame::INTERNAL);
     // Pass function as argument.
     __ push(r0);
     __ CallRuntime(Runtime::kCompileForOnStackReplacement);
   }
 
   // If the code object is null, just return to the unoptimized code.
   Label skip;
   __ cmp(r0, Operand(Smi::FromInt(0)));
   __ b(ne, &skip);
   __ Ret();
 
   __ bind(&skip);
 
   // Load deoptimization data from the code object.
   // <deopt_data> = <code>[#deoptimization_data_offset]
   __ ldr(r1, FieldMemOperand(r0, Code::kDeoptimizationDataOffset));
 
-  { ConstantPoolUnavailableScope constant_pool_unavailable(masm);
+  {
+    ConstantPoolUnavailableScope constant_pool_unavailable(masm);
     __ add(r0, r0, Operand(Code::kHeaderSize - kHeapObjectTag));  // Code start
 
     if (FLAG_enable_embedded_constant_pool) {
       __ LoadConstantPoolPointerRegisterFromCodeTargetAddress(r0);
     }
 
     // Load the OSR entrypoint offset from the deoptimization data.
     // <osr_offset> = <deopt_data>[#header_size + #osr_pc_offset]
-    __ ldr(r1, FieldMemOperand(r1, FixedArray::OffsetOfElementAt(
-        DeoptimizationInputData::kOsrPcOffsetIndex)));
+    __ ldr(r1, FieldMemOperand(
+                   r1, FixedArray::OffsetOfElementAt(
+                           DeoptimizationInputData::kOsrPcOffsetIndex)));
 
     // Compute the target address = code start + osr_offset
     __ add(lr, r0, Operand::SmiUntag(r1));
 
     // And "return" to the OSR entry point of the function.
     __ Ret();
   }
 }
 
-
 // static
 void Builtins::Generate_DatePrototype_GetField(MacroAssembler* masm,
                                                int field_index) {
   // ----------- S t a t e -------------
   //  -- r0    : number of arguments
   //  -- r1    : function
   //  -- cp    : context
   //  -- lr    : return address
   //  -- sp[0] : receiver
   // -----------------------------------
@@ skipping 100 matching lines @@
   }
 
   // 4c. The receiver is not callable, throw an appropriate TypeError.
   __ bind(&receiver_not_callable);
   {
     __ str(r1, MemOperand(sp, 0));
     __ TailCallRuntime(Runtime::kThrowApplyNonFunction);
   }
 }
 
-
 // static
 void Builtins::Generate_FunctionPrototypeCall(MacroAssembler* masm) {
   // 1. Make sure we have at least one argument.
   // r0: actual number of arguments
   {
     Label done;
     __ cmp(r0, Operand::Zero());
     __ b(ne, &done);
     __ PushRoot(Heap::kUndefinedValueRootIndex);
     __ add(r0, r0, Operand(1));
@@ skipping 23 matching lines @@
     // Adjust the actual number of arguments and remove the top element
     // (which is a copy of the last argument).
     __ sub(r0, r0, Operand(1));
     __ pop();
   }
 
   // 4. Call the callable.
   __ Jump(masm->isolate()->builtins()->Call(), RelocInfo::CODE_TARGET);
 }
 
-
 void Builtins::Generate_ReflectApply(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0     : argc
   //  -- sp[0]  : argumentsList
   //  -- sp[4]  : thisArgument
   //  -- sp[8]  : target
   //  -- sp[12] : receiver
   // -----------------------------------
 
   // 1. Load target into r1 (if present), argumentsList into r0 (if present),
@@ skipping 34 matching lines @@
   __ Jump(masm->isolate()->builtins()->Apply(), RelocInfo::CODE_TARGET);
 
   // 3b. The target is not callable, throw an appropriate TypeError.
   __ bind(&target_not_callable);
   {
     __ str(r1, MemOperand(sp, 0));
     __ TailCallRuntime(Runtime::kThrowApplyNonFunction);
   }
 }
 
-
 void Builtins::Generate_ReflectConstruct(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0     : argc
   //  -- sp[0]  : new.target (optional)
   //  -- sp[4]  : argumentsList
   //  -- sp[8]  : target
   //  -- sp[12] : receiver
   // -----------------------------------
 
   // 1. Load target into r1 (if present), argumentsList into r0 (if present),
@@ skipping 49 matching lines @@
   }
 
   // 4c. The new.target is not a constructor, throw an appropriate TypeError.
   __ bind(&new_target_not_constructor);
   {
     __ str(r3, MemOperand(sp, 0));
     __ TailCallRuntime(Runtime::kThrowCalledNonCallable);
   }
 }
 
-
 static void ArgumentAdaptorStackCheck(MacroAssembler* masm,
                                       Label* stack_overflow) {
   // ----------- S t a t e -------------
   //  -- r0 : actual number of arguments
   //  -- r1 : function (passed through to callee)
   //  -- r2 : expected number of arguments
   //  -- r3 : new target (passed through to callee)
   // -----------------------------------
   // Check the stack for overflow. We are not trying to catch
   // interruptions (e.g. debug break and preemption) here, so the "real stack
   // limit" is checked.
   __ LoadRoot(r5, Heap::kRealStackLimitRootIndex);
   // Make r5 the space we have left. The stack might already be overflowed
   // here which will cause r5 to become negative.
   __ sub(r5, sp, r5);
   // Check if the arguments will overflow the stack.
   __ cmp(r5, Operand(r2, LSL, kPointerSizeLog2));
   __ b(le, stack_overflow);  // Signed comparison.
 }
 
-
 static void EnterArgumentsAdaptorFrame(MacroAssembler* masm) {
   __ SmiTag(r0);
   __ mov(r4, Operand(Smi::FromInt(StackFrame::ARGUMENTS_ADAPTOR)));
   __ stm(db_w, sp, r0.bit() | r1.bit() | r4.bit() |
                        (FLAG_enable_embedded_constant_pool ? pp.bit() : 0) |
                        fp.bit() | lr.bit());
   __ add(fp, sp,
          Operand(StandardFrameConstants::kFixedFrameSizeFromFp + kPointerSize));
 }
 
-
 static void LeaveArgumentsAdaptorFrame(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0 : result being passed through
   // -----------------------------------
   // Get the number of arguments passed (as a smi), tear down the frame and
   // then tear down the parameters.
   __ ldr(r1, MemOperand(fp, -(StandardFrameConstants::kFixedFrameSizeFromFp +
                               kPointerSize)));
 
   __ LeaveFrame(StackFrame::ARGUMENTS_ADAPTOR);
   __ add(sp, sp, Operand::PointerOffsetFromSmiKey(r1));
   __ add(sp, sp, Operand(kPointerSize));  // adjust for receiver
 }
 
-
 // static
 void Builtins::Generate_Apply(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0    : argumentsList
   //  -- r1    : target
   //  -- r3    : new.target (checked to be constructor or undefined)
   //  -- sp[0] : thisArgument
   // -----------------------------------
 
   // Create the list of arguments from the array-like argumentsList.
@@ skipping 303 matching lines @@
 
   // The function is a "classConstructor", need to raise an exception.
   __ bind(&class_constructor);
   {
     FrameScope frame(masm, StackFrame::INTERNAL);
     __ push(r1);
     __ CallRuntime(Runtime::kThrowConstructorNonCallableError);
   }
 }
 
-
 namespace {
 
 void Generate_PushBoundArguments(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0 : the number of arguments (not including the receiver)
   //  -- r1 : target (checked to be a JSBoundFunction)
   //  -- r3 : new.target (only in case of [[Construct]])
   // -----------------------------------
 
   // Load [[BoundArguments]] into r2 and length of that into r4.
@@ skipping 58 matching lines @@
       __ str(ip, MemOperand(sp, r0, LSL, kPointerSizeLog2));
       __ add(r0, r0, Operand(1));
       __ b(gt, &loop);
     }
   }
   __ bind(&no_bound_arguments);
 }
 
 }  // namespace
 
-
 // static
 void Builtins::Generate_CallBoundFunctionImpl(MacroAssembler* masm,
                                               TailCallMode tail_call_mode) {
   // ----------- S t a t e -------------
   //  -- r0 : the number of arguments (not including the receiver)
   //  -- r1 : the function to call (checked to be a JSBoundFunction)
   // -----------------------------------
   __ AssertBoundFunction(r1);
 
   if (tail_call_mode == TailCallMode::kAllow) {
     PrepareForTailCall(masm, r0, r3, r4, r5);
   }
 
   // Patch the receiver to [[BoundThis]].
   __ ldr(ip, FieldMemOperand(r1, JSBoundFunction::kBoundThisOffset));
   __ str(ip, MemOperand(sp, r0, LSL, kPointerSizeLog2));
 
   // Push the [[BoundArguments]] onto the stack.
   Generate_PushBoundArguments(masm);
 
   // Call the [[BoundTargetFunction]] via the Call builtin.
   __ ldr(r1, FieldMemOperand(r1, JSBoundFunction::kBoundTargetFunctionOffset));
   __ mov(ip, Operand(ExternalReference(Builtins::kCall_ReceiverIsAny,
                                        masm->isolate())));
   __ ldr(ip, MemOperand(ip));
   __ add(pc, ip, Operand(Code::kHeaderSize - kHeapObjectTag));
 }
 
-
 // static
 void Builtins::Generate_Call(MacroAssembler* masm, ConvertReceiverMode mode,
                              TailCallMode tail_call_mode) {
   // ----------- S t a t e -------------
   //  -- r0 : the number of arguments (not including the receiver)
   //  -- r1 : the target to call (can be any Object).
   // -----------------------------------
 
   Label non_callable, non_function, non_smi;
   __ JumpIfSmi(r1, &non_callable);
@@ skipping 40 matching lines @@
 
   // 3. Call to something that is not callable.
   __ bind(&non_callable);
   {
     FrameAndConstantPoolScope scope(masm, StackFrame::INTERNAL);
     __ Push(r1);
     __ CallRuntime(Runtime::kThrowCalledNonCallable);
   }
 }
 
-
 // static
 void Builtins::Generate_ConstructFunction(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0 : the number of arguments (not including the receiver)
   //  -- r1 : the constructor to call (checked to be a JSFunction)
   //  -- r3 : the new target (checked to be a constructor)
   // -----------------------------------
   __ AssertFunction(r1);
 
   // Calling convention for function specific ConstructStubs require
   // r2 to contain either an AllocationSite or undefined.
   __ LoadRoot(r2, Heap::kUndefinedValueRootIndex);
 
   // Tail call to the function-specific construct stub (still in the caller
   // context at this point).
   __ ldr(r4, FieldMemOperand(r1, JSFunction::kSharedFunctionInfoOffset));
   __ ldr(r4, FieldMemOperand(r4, SharedFunctionInfo::kConstructStubOffset));
   __ add(pc, r4, Operand(Code::kHeaderSize - kHeapObjectTag));
 }
 
-
 // static
 void Builtins::Generate_ConstructBoundFunction(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0 : the number of arguments (not including the receiver)
   //  -- r1 : the function to call (checked to be a JSBoundFunction)
   //  -- r3 : the new target (checked to be a constructor)
   // -----------------------------------
   __ AssertBoundFunction(r1);
 
   // Push the [[BoundArguments]] onto the stack.
   Generate_PushBoundArguments(masm);
 
   // Patch new.target to [[BoundTargetFunction]] if new.target equals target.
   __ cmp(r1, r3);
   __ ldr(r3, FieldMemOperand(r1, JSBoundFunction::kBoundTargetFunctionOffset),
          eq);
 
   // Construct the [[BoundTargetFunction]] via the Construct builtin.
   __ ldr(r1, FieldMemOperand(r1, JSBoundFunction::kBoundTargetFunctionOffset));
   __ mov(ip, Operand(ExternalReference(Builtins::kConstruct, masm->isolate())));
   __ ldr(ip, MemOperand(ip));
   __ add(pc, ip, Operand(Code::kHeaderSize - kHeapObjectTag));
 }
 
-
 // static
 void Builtins::Generate_ConstructProxy(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0 : the number of arguments (not including the receiver)
   //  -- r1 : the constructor to call (checked to be a JSProxy)
   //  -- r3 : the new target (either the same as the constructor or
   //          the JSFunction on which new was invoked initially)
   // -----------------------------------
 
   // Call into the Runtime for Proxy [[Construct]].
   __ Push(r1);
   __ Push(r3);
   // Include the pushed new_target, constructor and the receiver.
   __ add(r0, r0, Operand(3));
   // Tail-call to the runtime.
   __ JumpToExternalReference(
       ExternalReference(Runtime::kJSProxyConstruct, masm->isolate()));
 }
 
-
 // static
 void Builtins::Generate_Construct(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0 : the number of arguments (not including the receiver)
   //  -- r1 : the constructor to call (can be any Object)
   //  -- r3 : the new target (either the same as the constructor or
   //          the JSFunction on which new was invoked initially)
   // -----------------------------------
 
   // Check if target is a Smi.
@@ skipping 231 matching lines @@
   __ ldr(r4, FieldMemOperand(r1, JSFunction::kCodeEntryOffset));
   __ Call(r4);
 
   // Store offset of return address for deoptimizer.
   masm->isolate()->heap()->SetArgumentsAdaptorDeoptPCOffset(masm->pc_offset());
 
   // Exit frame and return.
   LeaveArgumentsAdaptorFrame(masm);
   __ Jump(lr);
 
-
   // -------------------------------------------
   // Dont adapt arguments.
   // -------------------------------------------
   __ bind(&dont_adapt_arguments);
   __ ldr(r4, FieldMemOperand(r1, JSFunction::kCodeEntryOffset));
   __ Jump(r4);
 
   __ bind(&stack_overflow);
   {
     FrameScope frame(masm, StackFrame::MANUAL);
     __ CallRuntime(Runtime::kThrowStackOverflow);
     __ bkpt(0);
   }
 }
 
-
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM