Support immediate and memory operands for PushArgumentInstr in optimized code.

runtime/vm/intermediate_language.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/intermediate_language.h"
 
 #include "vm/bit_vector.h"
 #include "vm/dart_entry.h"
 #include "vm/flow_graph_allocator.h"
 #include "vm/flow_graph_builder.h"
@@ skipping 2235 matching lines @@
       StubCode::GetAllocationStubForClosure(closure_function));
   const ExternalLabel label(closure_function.ToCString(), stub.EntryPoint());
   compiler->GenerateCall(token_pos(),
                          &label,
                          PcDescriptors::kOther,
                          locs());
   __ Drop(2);  // Discard type arguments and receiver.
 }
 
 
-LocationSummary* PushArgumentInstr::MakeLocationSummary() const {
-  const intptr_t kNumInputs = 1;
-  const intptr_t kNumTemps= 0;
-  LocationSummary* locs =
-      new LocationSummary(kNumInputs, kNumTemps, LocationSummary::kNoCall);
-  // TODO(fschneider): Use Any() once it is supported by all code generators.
-  locs->set_in(0, Location::RequiresRegister());
-  return locs;
-}
-
-
-void PushArgumentInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
-  // In SSA mode, we need an explicit push. Nothing to do in non-SSA mode
-  // where PushArgument is handled by BindInstr::EmitNativeCode.
-  // TODO(fschneider): Avoid special-casing for SSA mode here.
-  if (compiler->is_optimizing()) {
-    ASSERT(locs()->in(0).IsRegister());
-    __ PushRegister(locs()->in(0).reg());
-  }
-}
-
-
 Environment* Environment::From(const GrowableArray<Definition*>& definitions,
                                intptr_t fixed_parameter_count,
                                const Function& function) {
   Environment* env =
       new Environment(definitions.length(),
                       fixed_parameter_count,
                       Isolate::kNoDeoptId,
                       function,
                       NULL);
   for (intptr_t i = 0; i < definitions.length(); ++i) {
@@ skipping 651 matching lines @@
     default:
       UNREACHABLE();
       return -1;
   }
 }
 
 
 #undef __
 
 }  // namespace dart