Merge bleeding_edge 17696:18016.

src/lithium.cc

 // Copyright 2012 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 215 matching lines @@
 void LPointerMap::PrintTo(StringStream* stream) {
   stream->Add("{");
   for (int i = 0; i < pointer_operands_.length(); ++i) {
     if (i != 0) stream->Add(";");
     pointer_operands_[i]->PrintTo(stream);
   }
   stream->Add("}");
 }
 
 
-int ElementsKindToShiftSize(ElementsKind elements_kind) {
-  switch (elements_kind) {
-    case EXTERNAL_BYTE_ELEMENTS:
-    case EXTERNAL_PIXEL_ELEMENTS:
-    case EXTERNAL_UNSIGNED_BYTE_ELEMENTS:
-      return 0;
-    case EXTERNAL_SHORT_ELEMENTS:
-    case EXTERNAL_UNSIGNED_SHORT_ELEMENTS:
-      return 1;
-    case EXTERNAL_INT_ELEMENTS:
-    case EXTERNAL_UNSIGNED_INT_ELEMENTS:
-    case EXTERNAL_FLOAT_ELEMENTS:
-      return 2;
-    case EXTERNAL_DOUBLE_ELEMENTS:
-    case FAST_DOUBLE_ELEMENTS:
-    case FAST_HOLEY_DOUBLE_ELEMENTS:
-      return 3;
-    case FAST_SMI_ELEMENTS:
-    case FAST_ELEMENTS:
-    case FAST_HOLEY_SMI_ELEMENTS:
-    case FAST_HOLEY_ELEMENTS:
-    case DICTIONARY_ELEMENTS:
-    case NON_STRICT_ARGUMENTS_ELEMENTS:
-      return kPointerSizeLog2;
-  }
-  UNREACHABLE();
-  return 0;
-}
-
-
 int StackSlotOffset(int index) {
   if (index >= 0) {
     // Local or spill slot. Skip the frame pointer, function, and
     // context in the fixed part of the frame.
-    return -(index + 3) * kPointerSize;
+    return -(index + 1) * kPointerSize -
+        StandardFrameConstants::kFixedFrameSizeFromFp;
   } else {
     // Incoming parameter. Skip the return address.
     return -(index + 1) * kPointerSize + kFPOnStackSize + kPCOnStackSize;
   }
 }
 
 
 LChunk::LChunk(CompilationInfo* info, HGraph* graph)
     : spill_slot_count_(0),
       info_(info),
@@ skipping 84 matching lines @@
 LConstantOperand* LChunk::DefineConstantOperand(HConstant* constant) {
   return LConstantOperand::Create(constant->id(), zone());
 }
 
 
 int LChunk::GetParameterStackSlot(int index) const {
   // The receiver is at index 0, the first parameter at index 1, so we
   // shift all parameter indexes down by the number of parameters, and
   // make sure they end up negative so they are distinguishable from
   // spill slots.
-  int result = index - info()->scope()->num_parameters() - 1;
+  int result = index - info()->num_parameters() - 1;
+
   ASSERT(result < 0);
   return result;
 }
 
 
 // A parameter relative to ebp in the arguments stub.
 int LChunk::ParameterAt(int index) {
   ASSERT(-1 <= index);  // -1 is the receiver.
   return (1 + info()->scope()->num_parameters() - index) *
       kPointerSize;
@@ skipping 114 matching lines @@
 
 
 LPhase::~LPhase() {
   if (ShouldProduceTraceOutput()) {
     isolate()->GetHTracer()->TraceLithium(name(), chunk_);
   }
 }
 
 
 } }  // namespace v8::internal