Vector ICs: Hook up vectors in platform builtins to their SharedFunctionInfos.

src/arm/builtins-arm.cc

Index: src/arm/builtins-arm.cc
diff --git a/src/arm/builtins-arm.cc b/src/arm/builtins-arm.cc
index 75811722905d65a956dcf71a754f4b196b3bda9a..62e25a8fabffc4ed9469d3c9a25a6d1e3948c550 100644
--- a/src/arm/builtins-arm.cc
+++ b/src/arm/builtins-arm.cc
@@ -1255,6 +1255,7 @@ void Builtins::Generate_FunctionCall(MacroAssembler* masm) {
 
 
 static void Generate_PushAppliedArguments(MacroAssembler* masm,
+                                          const int vectorOffset,
                                           const int argumentsOffset,
                                           const int indexOffset,
                                           const int limitOffset) {
@@ -1272,13 +1273,9 @@ static void Generate_PushAppliedArguments(MacroAssembler* masm,
   __ ldr(receiver, MemOperand(fp, argumentsOffset));
 
   // Use inline caching to speed up access to arguments.
-  Code::Kind kinds[] = {Code::KEYED_LOAD_IC};
-  FeedbackVectorSpec spec(0, 1, kinds);
-  Handle<TypeFeedbackVector> feedback_vector =
-      masm->isolate()->factory()->NewTypeFeedbackVector(&spec);
-  int index = feedback_vector->GetIndex(FeedbackVectorICSlot(0));
-  __ mov(slot, Operand(Smi::FromInt(index)));
-  __ Move(vector, feedback_vector);
+  int slot_index = TypeFeedbackVector::PushAppliedArgumentsIndex();
+  __ mov(slot, Operand(Smi::FromInt(slot_index)));
+  __ ldr(vector, MemOperand(fp, vectorOffset));
   Handle<Code> ic =
       KeyedLoadICStub(masm->isolate(), LoadICState(kNoExtraICState)).GetCode();
   __ Call(ic, RelocInfo::CODE_TARGET);
@@ -1313,6 +1310,13 @@ static void Generate_ApplyHelper(MacroAssembler* masm, bool targetIsArgument) {
     const int kArgumentsOffset = kFPOnStackSize + kPCOnStackSize;
     const int kReceiverOffset = kArgumentsOffset + kPointerSize;
     const int kFunctionOffset = kReceiverOffset + kPointerSize;
+    const int kVectorOffset =
+        InternalFrameConstants::kCodeOffset - 1 * kPointerSize;
+
+    // Push the vector.
+    __ ldr(r1, FieldMemOperand(r1, JSFunction::kSharedFunctionInfoOffset));
+    __ ldr(r1, FieldMemOperand(r1, SharedFunctionInfo::kFeedbackVectorOffset));
+    __ Push(r1);
 
     __ ldr(r0, MemOperand(fp, kFunctionOffset));  // get the function
     __ ldr(r1, MemOperand(fp, kArgumentsOffset));  // get the args array
@@ -1327,17 +1331,15 @@ static void Generate_ApplyHelper(MacroAssembler* masm, bool targetIsArgument) {
     Generate_CheckStackOverflow(masm, kFunctionOffset, r0, kArgcIsSmiTagged);
 
     // Push current limit and index.
-    const int kIndexOffset =
-        StandardFrameConstants::kExpressionsOffset - (2 * kPointerSize);
-    const int kLimitOffset =
-        StandardFrameConstants::kExpressionsOffset - (1 * kPointerSize);
+    const int kIndexOffset = kVectorOffset - (2 * kPointerSize);
+    const int kLimitOffset = kVectorOffset - (1 * kPointerSize);
     __ mov(r1, Operand::Zero());
     __ ldr(r2, MemOperand(fp, kReceiverOffset));
     __ Push(r0, r1, r2);  // limit, initial index and receiver.
 
     // Copy all arguments from the array to the stack.
-    Generate_PushAppliedArguments(masm, kArgumentsOffset, kIndexOffset,
-                                  kLimitOffset);
+    Generate_PushAppliedArguments(masm, kVectorOffset, kArgumentsOffset,
+                                  kIndexOffset, kLimitOffset);
 
     // Call the callable.
     // TODO(bmeurer): This should be a tail call according to ES6.
@@ -1360,6 +1362,13 @@ static void Generate_ConstructHelper(MacroAssembler* masm) {
     const int kNewTargetOffset = kFPOnStackSize + kPCOnStackSize;
     const int kArgumentsOffset = kNewTargetOffset + kPointerSize;
     const int kFunctionOffset = kArgumentsOffset + kPointerSize;
+    static const int kVectorOffset =
+        InternalFrameConstants::kCodeOffset - 1 * kPointerSize;
+
+    // Push the vector.
+    __ ldr(r1, FieldMemOperand(r1, JSFunction::kSharedFunctionInfoOffset));
+    __ ldr(r1, FieldMemOperand(r1, SharedFunctionInfo::kFeedbackVectorOffset));
+    __ Push(r1);
 
     // If newTarget is not supplied, set it to constructor
     Label validate_arguments;
@@ -1383,10 +1392,8 @@ static void Generate_ConstructHelper(MacroAssembler* masm) {
     Generate_CheckStackOverflow(masm, kFunctionOffset, r0, kArgcIsSmiTagged);
 
     // Push current limit and index.
-    const int kIndexOffset =
-        StandardFrameConstants::kExpressionsOffset - (2 * kPointerSize);
-    const int kLimitOffset =
-        StandardFrameConstants::kExpressionsOffset - (1 * kPointerSize);
+    const int kIndexOffset = kVectorOffset - (2 * kPointerSize);
+    const int kLimitOffset = kVectorOffset - (1 * kPointerSize);
     __ push(r0);  // limit
     __ mov(r1, Operand::Zero());  // initial index
     __ push(r1);
@@ -1395,8 +1402,8 @@ static void Generate_ConstructHelper(MacroAssembler* masm) {
     __ push(r0);
 
     // Copy all arguments from the array to the stack.
-    Generate_PushAppliedArguments(
-        masm, kArgumentsOffset, kIndexOffset, kLimitOffset);
+    Generate_PushAppliedArguments(masm, kVectorOffset, kArgumentsOffset,
+                                  kIndexOffset, kLimitOffset);
 
     // Use undefined feedback vector
     __ LoadRoot(r2, Heap::kUndefinedValueRootIndex);