Implemented missing instructions in ia32, more sharing, removed bailouts, enable optimiziations on …

runtime/vm/intermediate_language_ia32.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/globals.h"  // Needed here to get TARGET_ARCH_IA32.
 #if defined(TARGET_ARCH_IA32)
 
 #include "vm/intermediate_language.h"
 
 #include "lib/error.h"
@@ skipping 281 matching lines @@
                                  function_name,
                                  kNumArguments,
                                  Array::ZoneHandle(),  // No optional arguments.
                                  kNumArgsChecked);
 }
 
 
 LocationSummary* InstanceSetterComp::MakeLocationSummary() const {
   const intptr_t kNumInputs = 2;
   return LocationSummary::Make(kNumInputs, Location::RequiresRegister());
-  return NULL;
 }
 
 
 void InstanceSetterComp::EmitNativeCode(FlowGraphCompiler* compiler) {
   Register receiver = locs()->in(0).reg();
   Register value = locs()->in(1).reg();
   Register result = locs()->out().reg();
 
   // Preserve the value (second argument) under the arguments as the result
   // of the computation, then call the setter.
@@ skipping 12 matching lines @@
                                  try_index(),
                                  function_name,
                                  kArgumentCount,
                                  Array::ZoneHandle(),
                                  kCheckedArgumentCount);
   __ popl(result);
 }
 
 
 LocationSummary* StaticSetterComp::MakeLocationSummary() const {
-  return NULL;
+  const intptr_t kNumInputs = 1;
+  return LocationSummary::Make(kNumInputs, Location::RequiresRegister());
 }
 
 
 void StaticSetterComp::EmitNativeCode(FlowGraphCompiler* compiler) {
-  UNIMPLEMENTED();
+  Register value = locs()->in(0).reg();
+  Register result = locs()->out().reg();
+
+  // Preserve the argument as the result of the computation,
+  // then call the setter.
+
+  // Duplicate the argument.
+  // TODO(fschneider): Avoid preserving the value if the result is not used.
+  __ pushl(value);
+  __ pushl(value);
+  compiler->GenerateStaticCall(cid(),
+                               token_index(),
+                               try_index(),
+                               setter_function(),
+                               1,
+                               Array::ZoneHandle());
+  __ popl(result);
 }
 
 
 LocationSummary* LoadInstanceFieldComp::MakeLocationSummary() const {
-  return NULL;
+  // TODO(fschneider): For this instruction the input register may be
+  // reused for the result (but is not required to) because the input
+  // is not used after the result is defined.  We should consider adding
+  // this information to the input policy.
+  return LocationSummary::Make(1, Location::RequiresRegister());
 }
 
 
 void LoadInstanceFieldComp::EmitNativeCode(FlowGraphCompiler* compiler) {
-  UNIMPLEMENTED();
+  Register instance = locs()->in(0).reg();
+  Register result = locs()->out().reg();
+
+  __ movl(result, FieldAddress(instance, field().Offset()));
 }
 
 
 LocationSummary* LoadStaticFieldComp::MakeLocationSummary() const {
   return LocationSummary::Make(0, Location::RequiresRegister());
 }
 
 
 void LoadStaticFieldComp::EmitNativeCode(FlowGraphCompiler* compiler) {
   Register result = locs()->out().reg();
@@ skipping 325 matching lines @@
   compiler->GenerateCallRuntime(cid(),
                                 token_index(),
                                 try_index(),
                                 kCloneContextRuntimeEntry);
   __ popl(result);  // Remove argument.
   __ popl(result);  // Get result (cloned context).
 }
 
 
 LocationSummary* CatchEntryComp::MakeLocationSummary() const {
-  return NULL;
+  return LocationSummary::Make(0, Location::NoLocation());
 }
 
 
+// Restore stack and initialize the two exception variables:
+// exception and stack trace variables.
 void CatchEntryComp::EmitNativeCode(FlowGraphCompiler* compiler) {
-  UNIMPLEMENTED();
+  // Restore RSP from RBP as we are coming from a throw and the code for
+  // popping arguments has not been run.
+  const intptr_t locals_space_size = compiler->StackSize() * kWordSize;
+  ASSERT(locals_space_size >= 0);
+  const intptr_t offset_size =
+      -locals_space_size + FlowGraphCompiler::kLocalsOffsetFromFP;
+  __ leal(ESP, Address(EBP, offset_size));
+
+  ASSERT(!exception_var().is_captured());
+  ASSERT(!stacktrace_var().is_captured());
+  __ movl(Address(EBP, exception_var().index() * kWordSize),
+          kExceptionObjectReg);
+  __ movl(Address(EBP, stacktrace_var().index() * kWordSize),
+          kStackTraceObjectReg);
 }
 
 
 LocationSummary* BinaryOpComp::MakeLocationSummary() const {
   const intptr_t kNumInputs = 2;
   const intptr_t kNumTemps = 0;
   LocationSummary* summary = new LocationSummary(kNumInputs, kNumTemps);
   summary->set_in(0, Location::RequiresRegister());
   summary->set_in(1, Location::RequiresRegister());
   summary->set_out(Location::SameAsFirstInput());
@@ skipping 125 matching lines @@
     UNREACHABLE();
   }
 }
 
 
 }  // namespace dart
 
 #undef __
 
 #endif  // defined TARGET_ARCH_X64