X64: Add DoCallNamed, DoContext, DoCallGlobal, and DoLoadFunctionPrototype lithium instructions.

Review URL: http://codereview.chromium.org/6471025

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@6734 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/x64/lithium-codegen-x64.cc

@@ -1728,7 +1728,43 @@ void LCodeGen::DoLoadNamedGeneric(LLoadNamedGeneric* instr) {
 
 
 void LCodeGen::DoLoadFunctionPrototype(LLoadFunctionPrototype* instr) {
-  Abort("Unimplemented: %s", "DoLoadFunctionPrototype");
+  Register function = ToRegister(instr->function());
+  Register result = ToRegister(instr->result());
+
+  // Check that the function really is a function.
+  __ CmpObjectType(function, JS_FUNCTION_TYPE, result);
+  DeoptimizeIf(not_equal, instr->environment());
+
+  // Check whether the function has an instance prototype.
+  NearLabel non_instance;
+  __ testb(FieldOperand(result, Map::kBitFieldOffset),
+           Immediate(1 << Map::kHasNonInstancePrototype));
+  __ j(not_zero, &non_instance);
+
+  // Get the prototype or initial map from the function.
+  __ movq(result,
+         FieldOperand(function, JSFunction::kPrototypeOrInitialMapOffset));
+
+  // Check that the function has a prototype or an initial map.
+  __ CompareRoot(result, Heap::kTheHoleValueRootIndex);
+  DeoptimizeIf(equal, instr->environment());
+
+  // If the function does not have an initial map, we're done.
+  NearLabel done;
+  __ CmpObjectType(result, MAP_TYPE, kScratchRegister);
+  __ j(not_equal, &done);
+
+  // Get the prototype from the initial map.
+  __ movq(result, FieldOperand(result, Map::kPrototypeOffset));
+  __ jmp(&done);
+
+  // Non-instance prototype: Fetch prototype from constructor field
+  // in the function's map.
+  __ bind(&non_instance);
+  __ movq(result, FieldOperand(result, Map::kConstructorOffset));
+
+  // All done.
+  __ bind(&done);
 }
 
 
@@ -1838,6 +1874,12 @@ void LCodeGen::DoPushArgument(LPushArgument* instr) {
 }
 
 
+void LCodeGen::DoContext(LContext* instr) {
+  Register result = ToRegister(instr->result());
+  __ movq(result, Operand(rbp, StandardFrameConstants::kContextOffset));
+}
+
+
 void LCodeGen::DoGlobalObject(LGlobalObject* instr) {
   Register result = ToRegister(instr->result());
   __ movq(result, GlobalObjectOperand());
@@ -1955,7 +1997,13 @@ void LCodeGen::DoCallKeyed(LCallKeyed* instr) {
 
 
 void LCodeGen::DoCallNamed(LCallNamed* instr) {
-  Abort("Unimplemented: %s", "DoCallNamed");
+ ASSERT(ToRegister(instr->result()).is(rax));
+
+  int arity = instr->arity();
+  Handle<Code> ic = StubCache::ComputeCallInitialize(arity, NOT_IN_LOOP);
+  __ Move(rcx, instr->name());
+  CallCode(ic, RelocInfo::CODE_TARGET, instr);
+  __ movq(rsi, Operand(rbp, StandardFrameConstants::kContextOffset));
 }
 
 
@@ -1965,7 +2013,12 @@ void LCodeGen::DoCallFunction(LCallFunction* instr) {
 
 
 void LCodeGen::DoCallGlobal(LCallGlobal* instr) {
-  Abort("Unimplemented: %s", "DoCallGlobal");
+  ASSERT(ToRegister(instr->result()).is(rax));
+  int arity = instr->arity();
+  Handle<Code> ic = StubCache::ComputeCallInitialize(arity, NOT_IN_LOOP);
+  __ Move(rcx, instr->name());
+  CallCode(ic, RelocInfo::CODE_TARGET_CONTEXT, instr);
+  __ movq(rsi, Operand(rbp, StandardFrameConstants::kContextOffset));
 }
 
 

src/x64/lithium-x64.cc

@@ -1144,8 +1144,7 @@ LInstruction* LChunkBuilder::DoPushArgument(HPushArgument* instr) {
 
 
 LInstruction* LChunkBuilder::DoContext(HContext* instr) {
-  Abort("Unimplemented: DoContext");
-  return NULL;
+  return DefineAsRegister(new LContext);
 }
 
 
@@ -1191,8 +1190,8 @@ LInstruction* LChunkBuilder::DoCallNamed(HCallNamed* instr) {
 
 
 LInstruction* LChunkBuilder::DoCallGlobal(HCallGlobal* instr) {
-  Abort("Unimplemented: %s", "DoCallGlobal");
-  return NULL;
+  argument_count_ -= instr->argument_count();
+  return MarkAsCall(DefineFixed(new LCallGlobal, rax), instr);
 }
 
 
@@ -1637,8 +1636,8 @@ LInstruction* LChunkBuilder::DoLoadNamedGeneric(HLoadNamedGeneric* instr) {
 
 LInstruction* LChunkBuilder::DoLoadFunctionPrototype(
     HLoadFunctionPrototype* instr) {
-  Abort("Unimplemented: %s", "DoLoadFunctionPrototype");
-  return NULL;
+  return AssignEnvironment(DefineAsRegister(
+      new LLoadFunctionPrototype(UseRegister(instr->function()))));
 }
 
 

src/x64/lithium-x64.h

@@ -84,6 +84,7 @@ class LCodeGen;
   V(ConstantD)                                  \
   V(ConstantI)                                  \
   V(ConstantT)                                  \
+  V(Context)                                    \
   V(DeleteProperty)                             \
   V(Deoptimize)                                 \
   V(DivI)                                       \
@@ -1130,11 +1131,10 @@ class LLoadNamedGeneric: public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LLoadFunctionPrototype: public LTemplateInstruction<1, 1, 1> {
+class LLoadFunctionPrototype: public LTemplateInstruction<1, 1, 0> {
  public:
-  LLoadFunctionPrototype(LOperand* function, LOperand* temp) {
+  explicit LLoadFunctionPrototype(LOperand* function) {
     inputs_[0] = function;
-    temps_[0] = temp;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadFunctionPrototype, "load-function-prototype")
@@ -1255,6 +1255,12 @@ class LPushArgument: public LTemplateInstruction<0, 1, 0> {
 };
 
 
+class LContext: public LTemplateInstruction<1, 0, 0> {
+ public:
+  DECLARE_CONCRETE_INSTRUCTION(Context, "context")
+};
+
+
 class LGlobalObject: public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(GlobalObject, "global-object")

test/cctest/cctest.status

@@ -58,23 +58,11 @@ test-heap/TestInternalWeakListsTraverseWithGC: PASS || FAIL
 [ $arch == x64 && $crankshaft ]
 
 # Tests that fail with crankshaft.
-test-deoptimization/DeoptimizeBinaryOperationADDString: FAIL
-test-deoptimization/DeoptimizeBinaryOperationADD: FAIL
-test-deoptimization/DeoptimizeBinaryOperationSUB: FAIL
-test-deoptimization/DeoptimizeBinaryOperationMUL: FAIL
 test-deoptimization/DeoptimizeBinaryOperationMOD: FAIL
-test-deoptimization/DeoptimizeBinaryOperationDIV: FAIL
 test-deoptimization/DeoptimizeLoadICStoreIC: FAIL
 test-deoptimization/DeoptimizeLoadICStoreICNested: FAIL
 test-deoptimization/DeoptimizeCompare: PASS || FAIL
 
-# Tests that time out with crankshaft.
-test-api/Threading: SKIP
-
-# BUG(1069): Context serialization fails on optimized functions.
-test-serialize/ContextSerialization: SKIP
-test-serialize/ContextDeserialization: SKIP
-
 ##############################################################################
 [ $arch == arm ]