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

src/ppc/builtins-ppc.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.
 
 #if V8_TARGET_ARCH_PPC
 
 #include "src/codegen.h"
 #include "src/debug/debug.h"
 #include "src/deoptimizer.h"
 #include "src/full-codegen/full-codegen.h"
@@ skipping 1246 matching lines @@
     __ subi(r3, r3, Operand(1));
     __ pop();
   }
 
   // 4. Call the callable.
   __ Jump(masm->isolate()->builtins()->Call(), RelocInfo::CODE_TARGET);
 }
 
 
 static void Generate_PushAppliedArguments(MacroAssembler* masm,
+                                          const int vectorOffset,
                                           const int argumentsOffset,
                                           const int indexOffset,
                                           const int limitOffset) {
   Register receiver = LoadDescriptor::ReceiverRegister();
   Register key = LoadDescriptor::NameRegister();
   Register slot = LoadDescriptor::SlotRegister();
   Register vector = LoadWithVectorDescriptor::VectorRegister();
 
   // Copy all arguments from the array to the stack.
   Label entry, loop;
   __ LoadP(key, MemOperand(fp, indexOffset));
   __ b(&entry);
   __ bind(&loop);
   __ LoadP(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));
-  __ LoadSmiLiteral(slot, Smi::FromInt(index));
-  __ Move(vector, feedback_vector);
+  int slot_index = TypeFeedbackVector::PushAppliedArgumentsIndex();
+  __ LoadSmiLiteral(slot, Smi::FromInt(slot_index));
+  __ LoadP(vector, MemOperand(fp, vectorOffset));
   Handle<Code> ic =
       KeyedLoadICStub(masm->isolate(), LoadICState(kNoExtraICState)).GetCode();
   __ Call(ic, RelocInfo::CODE_TARGET);
 
   // Push the nth argument.
   __ push(r3);
 
   // Update the index on the stack and in register key.
   __ LoadP(key, MemOperand(fp, indexOffset));
   __ AddSmiLiteral(key, key, Smi::FromInt(1), r0);
@@ skipping 14 matching lines @@
 // Used by FunctionApply and ReflectApply
 static void Generate_ApplyHelper(MacroAssembler* masm, bool targetIsArgument) {
   const int kFormalParameters = targetIsArgument ? 3 : 2;
   const int kStackSize = kFormalParameters + 1;
 
   {
     FrameAndConstantPoolScope frame_scope(masm, StackFrame::INTERNAL);
     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.
+    __ LoadP(r4, FieldMemOperand(r4, JSFunction::kSharedFunctionInfoOffset));
+    __ LoadP(r4,
+             FieldMemOperand(r4, SharedFunctionInfo::kFeedbackVectorOffset));
+    __ push(r4);
 
     __ LoadP(r3, MemOperand(fp, kFunctionOffset));  // get the function
     __ LoadP(r4, MemOperand(fp, kArgumentsOffset));  // get the args array
     __ Push(r3, r4);
     if (targetIsArgument) {
       __ InvokeBuiltin(Context::REFLECT_APPLY_PREPARE_BUILTIN_INDEX,
                        CALL_FUNCTION);
     } else {
       __ InvokeBuiltin(Context::APPLY_PREPARE_BUILTIN_INDEX, CALL_FUNCTION);
     }
 
     Generate_CheckStackOverflow(masm, kFunctionOffset, r3, 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);
     __ li(r4, Operand::Zero());
     __ LoadP(r5, MemOperand(fp, kReceiverOffset));
     __ Push(r3, r4, r5);  // 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.
     __ LoadP(r4, MemOperand(fp, kFunctionOffset));
     __ Call(masm->isolate()->builtins()->Call(), RelocInfo::CODE_TARGET);
 
     // Tear down the internal frame and remove function, receiver and args.
   }
   __ addi(sp, sp, Operand(kStackSize * kPointerSize));
   __ blr();
 }
 
 
 static void Generate_ConstructHelper(MacroAssembler* masm) {
   const int kFormalParameters = 3;
   const int kStackSize = kFormalParameters + 1;
 
   {
     FrameAndConstantPoolScope frame_scope(masm, StackFrame::INTERNAL);
     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.
+    __ LoadP(r4, FieldMemOperand(r4, JSFunction::kSharedFunctionInfoOffset));
+    __ LoadP(r4,
+             FieldMemOperand(r4, SharedFunctionInfo::kFeedbackVectorOffset));
+    __ push(r4);
 
     // If newTarget is not supplied, set it to constructor
     Label validate_arguments;
     __ LoadP(r3, MemOperand(fp, kNewTargetOffset));
     __ CompareRoot(r3, Heap::kUndefinedValueRootIndex);
     __ bne(&validate_arguments);
     __ LoadP(r3, MemOperand(fp, kFunctionOffset));
     __ StoreP(r3, MemOperand(fp, kNewTargetOffset));
 
     // Validate arguments
     __ bind(&validate_arguments);
     __ LoadP(r3, MemOperand(fp, kFunctionOffset));  // get the function
     __ push(r3);
     __ LoadP(r3, MemOperand(fp, kArgumentsOffset));  // get the args array
     __ push(r3);
     __ LoadP(r3, MemOperand(fp, kNewTargetOffset));  // get the new.target
     __ push(r3);
     __ InvokeBuiltin(Context::REFLECT_CONSTRUCT_PREPARE_BUILTIN_INDEX,
                      CALL_FUNCTION);
 
     Generate_CheckStackOverflow(masm, kFunctionOffset, r3, 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);
     __ li(r4, Operand::Zero());
     __ Push(r3, r4);  // limit and initial index.
     // Push the constructor function as callee
     __ LoadP(r3, MemOperand(fp, kFunctionOffset));
     __ push(r3);
 
     // 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(r5, Heap::kUndefinedValueRootIndex);
     __ LoadP(r4, MemOperand(fp, kFunctionOffset));
     __ LoadP(r7, MemOperand(fp, kNewTargetOffset));
 
     // Call the function.
     CallConstructStub stub(masm->isolate(), SUPER_CONSTRUCTOR_CALL);
     __ Call(stub.GetCode(), RelocInfo::CONSTRUCT_CALL);
 
@@ skipping 393 matching lines @@
     __ bkpt(0);
   }
 }
 
 
 #undef __
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_PPC