Hide some runtime functions.

src/arm64/lithium-codegen-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 695 matching lines @@
   // Allocate a local context if needed.
   int heap_slots = info()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS;
   if (heap_slots > 0) {
     Comment(";;; Allocate local context");
     // Argument to NewContext is the function, which is in x1.
     if (heap_slots <= FastNewContextStub::kMaximumSlots) {
       FastNewContextStub stub(heap_slots);
       __ CallStub(&stub);
     } else {
       __ Push(x1);
-      __ CallRuntime(Runtime::kNewFunctionContext, 1);
+      __ CallRuntime(Runtime::kHiddenNewFunctionContext, 1);
     }
     RecordSafepoint(Safepoint::kNoLazyDeopt);
     // Context is returned in x0. It replaces the context passed to us. It's
     // saved in the stack and kept live in cp.
     __ Mov(cp, x0);
     __ Str(x0, MemOperand(fp, StandardFrameConstants::kContextOffset));
     // Copy any necessary parameters into the context.
     int num_parameters = scope()->num_parameters();
     for (int i = 0; i < num_parameters; i++) {
       Variable* var = scope()->parameter(i);
@@ skipping 859 matching lines @@
   } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) {
     ASSERT(!instr->hydrogen()->IsNewSpaceAllocation());
     flags = AllocateTargetSpace::update(flags, OLD_DATA_SPACE);
   } else {
     flags = AllocateTargetSpace::update(flags, NEW_SPACE);
   }
   __ Mov(x10, Smi::FromInt(flags));
   __ Push(size, x10);
 
   CallRuntimeFromDeferred(
-      Runtime::kAllocateInTargetSpace, 2, instr, instr->context());
+      Runtime::kHiddenAllocateInTargetSpace, 2, instr, instr->context());
   __ StoreToSafepointRegisterSlot(x0, ToRegister(instr->result()));
 }
 
 
 void LCodeGen::DoApplyArguments(LApplyArguments* instr) {
   Register receiver = ToRegister(instr->receiver());
   Register function = ToRegister(instr->function());
   Register length = ToRegister32(instr->length());
 
   Register elements = ToRegister(instr->elements());
@@ skipping 1201 matching lines @@
   if (!pretenure && instr->hydrogen()->has_no_literals()) {
     FastNewClosureStub stub(instr->hydrogen()->strict_mode(),
                             instr->hydrogen()->is_generator());
     __ Mov(x2, Operand(instr->hydrogen()->shared_info()));
     CallCode(stub.GetCode(isolate()), RelocInfo::CODE_TARGET, instr);
   } else {
     __ Mov(x2, Operand(instr->hydrogen()->shared_info()));
     __ Mov(x1, Operand(pretenure ? factory()->true_value()
                                  : factory()->false_value()));
     __ Push(cp, x2, x1);
-    CallRuntime(Runtime::kNewClosure, 3, instr);
+    CallRuntime(Runtime::kHiddenNewClosure, 3, instr);
   }
 }
 
 
 void LCodeGen::DoForInCacheArray(LForInCacheArray* instr) {
   Register map = ToRegister(instr->map());
   Register result = ToRegister(instr->result());
   Label load_cache, done;
 
   __ EnumLengthUntagged(result, map);
@@ skipping 920 matching lines @@
     // be valid.
     Label result_ok;
     Register input = ToRegister(instr->value());
     __ JumpIfSmi(result, &result_ok);
     __ Cmp(input, result);
     __ Assert(eq, kUnexpectedValue);
     __ Bind(&result_ok);
   }
 
   { PushSafepointRegistersScope scope(this, Safepoint::kWithRegisters);
-    CallRuntimeFromDeferred(Runtime::kAllocateHeapNumber, 0, instr,
+    CallRuntimeFromDeferred(Runtime::kHiddenAllocateHeapNumber, 0, instr,
                             instr->context());
     __ StoreToSafepointRegisterSlot(x0, result);
   }
   // The inline (non-deferred) code will store result_bits into result.
 }
 
 
 void LCodeGen::DoMathAbsTagged(LMathAbsTagged* instr) {
   // Class for deferred case.
   class DeferredMathAbsTagged: public LDeferredCode {
@@ skipping 652 matching lines @@
 void LCodeGen::DoDeferredNumberTagD(LNumberTagD* instr) {
   // TODO(3095996): Get rid of this. For now, we need to make the
   // result register contain a valid pointer because it is already
   // contained in the register pointer map.
   Register result = ToRegister(instr->result());
   __ Mov(result, 0);
 
   PushSafepointRegistersScope scope(this, Safepoint::kWithRegisters);
   // NumberTagU and NumberTagD use the context from the frame, rather than
   // the environment's HContext or HInlinedContext value.
-  // They only call Runtime::kAllocateHeapNumber.
+  // They only call Runtime::kHiddenAllocateHeapNumber.
   // The corresponding HChange instructions are added in a phase that does
   // not have easy access to the local context.
   __ Ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
-  __ CallRuntimeSaveDoubles(Runtime::kAllocateHeapNumber);
+  __ CallRuntimeSaveDoubles(Runtime::kHiddenAllocateHeapNumber);
   RecordSafepointWithRegisters(
       instr->pointer_map(), 0, Safepoint::kNoLazyDeopt);
   __ StoreToSafepointRegisterSlot(x0, result);
 }
 
 
 void LCodeGen::DoNumberTagD(LNumberTagD* instr) {
   class DeferredNumberTagD: public LDeferredCode {
    public:
     DeferredNumberTagD(LCodeGen* codegen, LNumberTagD* instr)
@@ skipping 41 matching lines @@
   // TODO(3095996): Put a valid pointer value in the stack slot where the result
   // register is stored, as this register is in the pointer map, but contains an
   // integer value.
   __ Mov(dst, 0);
   {
     // Preserve the value of all registers.
     PushSafepointRegistersScope scope(this, Safepoint::kWithRegisters);
 
     // NumberTagU and NumberTagD use the context from the frame, rather than
     // the environment's HContext or HInlinedContext value.
-    // They only call Runtime::kAllocateHeapNumber.
+    // They only call Runtime::kHiddenAllocateHeapNumber.
     // The corresponding HChange instructions are added in a phase that does
     // not have easy access to the local context.
     __ Ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
-    __ CallRuntimeSaveDoubles(Runtime::kAllocateHeapNumber);
+    __ CallRuntimeSaveDoubles(Runtime::kHiddenAllocateHeapNumber);
     RecordSafepointWithRegisters(
       instr->pointer_map(), 0, Safepoint::kNoLazyDeopt);
     __ StoreToSafepointRegisterSlot(x0, dst);
   }
 
   // Convert number to floating point and store in the newly allocated heap
   // number.
   __ Bind(&convert_and_store);
   DoubleRegister dbl_scratch = double_scratch();
   __ Ucvtf(dbl_scratch, src);
@@ skipping 395 matching lines @@
   Register scratch1 = x5;
   Register scratch2 = x6;
   ASSERT(instr->IsMarkedAsCall());
 
   ASM_UNIMPLEMENTED_BREAK("DoDeclareGlobals");
   // TODO(all): if Mov could handle object in new space then it could be used
   // here.
   __ LoadHeapObject(scratch1, instr->hydrogen()->pairs());
   __ Mov(scratch2, Smi::FromInt(instr->hydrogen()->flags()));
   __ Push(cp, scratch1, scratch2);  // The context is the first argument.
-  CallRuntime(Runtime::kDeclareGlobals, 3, instr);
+  CallRuntime(Runtime::kHiddenDeclareGlobals, 3, instr);
 }
 
 
 void LCodeGen::DoDeferredStackCheck(LStackCheck* instr) {
   PushSafepointRegistersScope scope(this, Safepoint::kWithRegisters);
   LoadContextFromDeferred(instr->context());
-  __ CallRuntimeSaveDoubles(Runtime::kStackGuard);
+  __ CallRuntimeSaveDoubles(Runtime::kHiddenStackGuard);
   RecordSafepointWithLazyDeopt(
       instr, RECORD_SAFEPOINT_WITH_REGISTERS_AND_NO_ARGUMENTS);
   ASSERT(instr->HasEnvironment());
   LEnvironment* env = instr->environment();
   safepoints_.RecordLazyDeoptimizationIndex(env->deoptimization_index());
 }
 
 
 void LCodeGen::DoStackCheck(LStackCheck* instr) {
   class DeferredStackCheck: public LDeferredCode {
@@ skipping 671 matching lines @@
   __ LoadObject(x7, instr->hydrogen()->literals());
   __ Ldr(x1, FieldMemOperand(x7, literal_offset));
   __ JumpIfNotRoot(x1, Heap::kUndefinedValueRootIndex, &materialized);
 
   // Create regexp literal using runtime function
   // Result will be in x0.
   __ Mov(x12, Operand(Smi::FromInt(instr->hydrogen()->literal_index())));
   __ Mov(x11, Operand(instr->hydrogen()->pattern()));
   __ Mov(x10, Operand(instr->hydrogen()->flags()));
   __ Push(x7, x12, x11, x10);
-  CallRuntime(Runtime::kMaterializeRegExpLiteral, 4, instr);
+  CallRuntime(Runtime::kHiddenMaterializeRegExpLiteral, 4, instr);
   __ Mov(x1, x0);
 
   __ Bind(&materialized);
   int size = JSRegExp::kSize + JSRegExp::kInObjectFieldCount * kPointerSize;
   Label allocated, runtime_allocate;
 
   __ Allocate(size, x0, x10, x11, &runtime_allocate, TAG_OBJECT);
   __ B(&allocated);
 
   __ Bind(&runtime_allocate);
   __ Mov(x0, Smi::FromInt(size));
   __ Push(x1, x0);
-  CallRuntime(Runtime::kAllocateInNewSpace, 1, instr);
+  CallRuntime(Runtime::kHiddenAllocateInNewSpace, 1, instr);
   __ Pop(x1);
 
   __ Bind(&allocated);
   // Copy the content into the newly allocated memory.
   __ CopyFields(x0, x1, CPURegList(x10, x11, x12), size / kPointerSize);
 }
 
 
 void LCodeGen::DoTransitionElementsKind(LTransitionElementsKind* instr) {
   Register object = ToRegister(instr->object());
@@ skipping 230 matching lines @@
   __ Bind(&out_of_object);
   __ Ldr(result, FieldMemOperand(object, JSObject::kPropertiesOffset));
   // Index is equal to negated out of object property index plus 1.
   __ Sub(result, result, Operand::UntagSmiAndScale(index, kPointerSizeLog2));
   __ Ldr(result, FieldMemOperand(result,
                                  FixedArray::kHeaderSize - kPointerSize));
   __ Bind(&done);
 }
 
 } }  // namespace v8::internal