Support immediate and memory operands for PushArgumentInstr in optimized code.

runtime/vm/locations.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/locations.h"
 
+#include "vm/assembler.h"
 #include "vm/il_printer.h"
 #include "vm/intermediate_language.h"
 #include "vm/flow_graph_compiler.h"
 
 namespace dart {
 
 LocationSummary::LocationSummary(intptr_t input_count,
                                  intptr_t temp_count,
                                  LocationSummary::ContainsCall contains_call)
     : input_locations_(input_count),
@@ skipping 53 matching lines @@
 
 
 Location Location::FixedRegisterOrSmiConstant(Value* value, Register reg) {
   ConstantInstr* constant = value->definition()->AsConstant();
   return ((constant != NULL) && constant->value().IsSmi())
       ? Location::Constant(constant->value())
       : Location::RegisterLocation(reg);
 }
 
 
+Address Location::ToStackSlotAddress() const {
+  const intptr_t index = stack_index();
+  if (index < 0) {
+    const intptr_t offset = (1 - index)  * kWordSize;
+    return Address(FPREG, offset);
+  } else {
+    const intptr_t offset =
+        (ParsedFunction::kFirstLocalSlotIndex - index) * kWordSize;
+    return Address(FPREG, offset);
+  }
+}
+
+
 const char* Location::Name() const {
   switch (kind()) {
     case kInvalid: return "?";
     case kRegister: return Assembler::RegisterName(reg());
     case kXmmRegister: return Assembler::XmmRegisterName(xmm_reg());
     case kStackSlot: return "S";
     case kDoubleStackSlot: return "DS";
     case kUnallocated:
       switch (policy()) {
         case kAny:
@@ skipping 59 matching lines @@
 
   if (!out().IsInvalid()) {
     f->Print(" => ");
     out().PrintTo(f);
   }
 
   if (always_calls()) f->Print(" C");
 }
 
 }  // namespace dart