Hide some runtime functions.

src/x64/lithium-codegen-x64.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 205 matching lines @@
   // Possibly allocate a local context.
   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 still in rdi.
     if (heap_slots <= FastNewContextStub::kMaximumSlots) {
       FastNewContextStub stub(heap_slots);
       __ CallStub(&stub);
     } else {
       __ Push(rdi);
-      __ CallRuntime(Runtime::kNewFunctionContext, 1);
+      __ CallRuntime(Runtime::kHiddenNewFunctionContext, 1);
     }
     RecordSafepoint(Safepoint::kNoLazyDeopt);
     // Context is returned in rax.  It replaces the context passed to us.
     // It's saved in the stack and kept live in rsi.
     __ movp(rsi, rax);
     __ movp(Operand(rbp, StandardFrameConstants::kContextOffset), rax);
 
     // Copy any necessary parameters into the context.
     int num_parameters = scope()->num_parameters();
     for (int i = 0; i < num_parameters; i++) {
@@ skipping 3104 matching lines @@
     ASSERT(result.is(rsi));
   }
 }
 
 
 void LCodeGen::DoDeclareGlobals(LDeclareGlobals* instr) {
   ASSERT(ToRegister(instr->context()).is(rsi));
   __ Push(rsi);  // The context is the first argument.
   __ Push(instr->hydrogen()->pairs());
   __ Push(Smi::FromInt(instr->hydrogen()->flags()));
-  CallRuntime(Runtime::kDeclareGlobals, 3, instr);
+  CallRuntime(Runtime::kHiddenDeclareGlobals, 3, instr);
 }
 
 
 void LCodeGen::CallKnownFunction(Handle<JSFunction> function,
                                  int formal_parameter_count,
                                  int arity,
                                  LInstruction* instr,
                                  RDIState rdi_state) {
   bool dont_adapt_arguments =
       formal_parameter_count == SharedFunctionInfo::kDontAdaptArgumentsSentinel;
@@ skipping 111 matching lines @@
   // unchanged by popping safepoint registers.
   __ testl(tmp, Immediate(HeapNumber::kSignMask));
   __ j(zero, &done);
 
   __ AllocateHeapNumber(tmp, tmp2, &slow);
   __ jmp(&allocated, Label::kNear);
 
   // Slow case: Call the runtime system to do the number allocation.
   __ bind(&slow);
   CallRuntimeFromDeferred(
-      Runtime::kAllocateHeapNumber, 0, instr, instr->context());
+      Runtime::kHiddenAllocateHeapNumber, 0, instr, instr->context());
   // Set the pointer to the new heap number in tmp.
   if (!tmp.is(rax)) __ movp(tmp, rax);
   // Restore input_reg after call to runtime.
   __ LoadFromSafepointRegisterSlot(input_reg, input_reg);
 
   __ bind(&allocated);
   __ movq(tmp2, FieldOperand(input_reg, HeapNumber::kValueOffset));
   __ shl(tmp2, Immediate(1));
   __ shr(tmp2, Immediate(1));
   __ movq(FieldOperand(tmp, HeapNumber::kValueOffset), tmp2);
@@ skipping 1106 matching lines @@
     // 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.
     __ Set(reg, 0);
 
     // Preserve the value of all registers.
     PushSafepointRegistersScope scope(this);
 
     // NumberTagU uses 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.
     __ movp(rsi, Operand(rbp, StandardFrameConstants::kContextOffset));
-    __ CallRuntimeSaveDoubles(Runtime::kAllocateHeapNumber);
+    __ CallRuntimeSaveDoubles(Runtime::kHiddenAllocateHeapNumber);
     RecordSafepointWithRegisters(
         instr->pointer_map(), 0, Safepoint::kNoLazyDeopt);
     __ StoreToSafepointRegisterSlot(reg, rax);
   }
 
   // Done. Put the value in temp_xmm into the value of the allocated heap
   // number.
   __ bind(&done);
   __ movsd(FieldOperand(reg, HeapNumber::kValueOffset), temp_xmm);
 }
@@ skipping 31 matching lines @@
   // 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 reg = ToRegister(instr->result());
   __ Move(reg, Smi::FromInt(0));
 
   {
     PushSafepointRegistersScope scope(this);
     // NumberTagD uses 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.
     __ movp(rsi, Operand(rbp, StandardFrameConstants::kContextOffset));
-    __ CallRuntimeSaveDoubles(Runtime::kAllocateHeapNumber);
+    __ CallRuntimeSaveDoubles(Runtime::kHiddenAllocateHeapNumber);
     RecordSafepointWithRegisters(
         instr->pointer_map(), 0, Safepoint::kNoLazyDeopt);
     __ movp(kScratchRegister, rax);
   }
   __ movp(reg, kScratchRegister);
 }
 
 
 void LCodeGen::DoSmiTag(LSmiTag* instr) {
   HChange* hchange = instr->hydrogen();
@@ skipping 531 matching lines @@
     flags = AllocateTargetSpace::update(flags, OLD_POINTER_SPACE);
   } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) {
     ASSERT(!instr->hydrogen()->IsNewSpaceAllocation());
     flags = AllocateTargetSpace::update(flags, OLD_DATA_SPACE);
   } else {
     flags = AllocateTargetSpace::update(flags, NEW_SPACE);
   }
   __ Push(Smi::FromInt(flags));
 
   CallRuntimeFromDeferred(
-      Runtime::kAllocateInTargetSpace, 2, instr, instr->context());
+      Runtime::kHiddenAllocateInTargetSpace, 2, instr, instr->context());
   __ StoreToSafepointRegisterSlot(result, rax);
 }
 
 
 void LCodeGen::DoToFastProperties(LToFastProperties* instr) {
   ASSERT(ToRegister(instr->value()).is(rax));
   __ Push(rax);
   CallRuntime(Runtime::kToFastProperties, 1, instr);
 }
 
@@ skipping 11 matching lines @@
   __ movp(rbx, FieldOperand(rcx, literal_offset));
   __ CompareRoot(rbx, Heap::kUndefinedValueRootIndex);
   __ j(not_equal, &materialized, Label::kNear);
 
   // Create regexp literal using runtime function
   // Result will be in rax.
   __ Push(rcx);
   __ Push(Smi::FromInt(instr->hydrogen()->literal_index()));
   __ Push(instr->hydrogen()->pattern());
   __ Push(instr->hydrogen()->flags());
-  CallRuntime(Runtime::kMaterializeRegExpLiteral, 4, instr);
+  CallRuntime(Runtime::kHiddenMaterializeRegExpLiteral, 4, instr);
   __ movp(rbx, rax);
 
   __ bind(&materialized);
   int size = JSRegExp::kSize + JSRegExp::kInObjectFieldCount * kPointerSize;
   Label allocated, runtime_allocate;
   __ Allocate(size, rax, rcx, rdx, &runtime_allocate, TAG_OBJECT);
   __ jmp(&allocated, Label::kNear);
 
   __ bind(&runtime_allocate);
   __ Push(rbx);
   __ Push(Smi::FromInt(size));
-  CallRuntime(Runtime::kAllocateInNewSpace, 1, instr);
+  CallRuntime(Runtime::kHiddenAllocateInNewSpace, 1, instr);
   __ Pop(rbx);
 
   __ bind(&allocated);
   // Copy the content into the newly allocated memory.
   // (Unroll copy loop once for better throughput).
   for (int i = 0; i < size - kPointerSize; i += 2 * kPointerSize) {
     __ movp(rdx, FieldOperand(rbx, i));
     __ movp(rcx, FieldOperand(rbx, i + kPointerSize));
     __ movp(FieldOperand(rax, i), rdx);
     __ movp(FieldOperand(rax, i + kPointerSize), rcx);
@@ skipping 13 matching lines @@
   if (!pretenure && instr->hydrogen()->has_no_literals()) {
     FastNewClosureStub stub(instr->hydrogen()->strict_mode(),
                             instr->hydrogen()->is_generator());
     __ Move(rbx, instr->hydrogen()->shared_info());
     CallCode(stub.GetCode(isolate()), RelocInfo::CODE_TARGET, instr);
   } else {
     __ Push(rsi);
     __ Push(instr->hydrogen()->shared_info());
     __ PushRoot(pretenure ? Heap::kTrueValueRootIndex :
                             Heap::kFalseValueRootIndex);
-    CallRuntime(Runtime::kNewClosure, 3, instr);
+    CallRuntime(Runtime::kHiddenNewClosure, 3, instr);
   }
 }
 
 
 void LCodeGen::DoTypeof(LTypeof* instr) {
   ASSERT(ToRegister(instr->context()).is(rsi));
   LOperand* input = instr->value();
   EmitPushTaggedOperand(input);
   CallRuntime(Runtime::kTypeof, 1, instr);
 }
@@ skipping 174 matching lines @@
 
 
 void LCodeGen::DoDummyUse(LDummyUse* instr) {
   // Nothing to see here, move on!
 }
 
 
 void LCodeGen::DoDeferredStackCheck(LStackCheck* instr) {
   PushSafepointRegistersScope scope(this);
   __ movp(rsi, Operand(rbp, StandardFrameConstants::kContextOffset));
-  __ CallRuntimeSaveDoubles(Runtime::kStackGuard);
+  __ CallRuntimeSaveDoubles(Runtime::kHiddenStackGuard);
   RecordSafepointWithLazyDeopt(instr, RECORD_SAFEPOINT_WITH_REGISTERS, 0);
   ASSERT(instr->HasEnvironment());
   LEnvironment* env = instr->environment();
   safepoints_.RecordLazyDeoptimizationIndex(env->deoptimization_index());
 }
 
 
 void LCodeGen::DoStackCheck(LStackCheck* instr) {
   class DeferredStackCheck V8_FINAL : public LDeferredCode {
    public:
@@ skipping 144 matching lines @@
                                FixedArray::kHeaderSize - kPointerSize));
   __ bind(&done);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64