Removed bailout-only 'implementations' of intrinsics in Crankshaft.

src/hydrogen.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/hydrogen.h"
 
 #include <sstream>
 
 #include "src/v8.h"
 
@@ skipping 11588 matching lines @@
     if_fast_packed.Or();
     if_fast_packed.If<HCompareNumericAndBranch>(
         elements_kind, Add<HConstant>(FAST_DOUBLE_ELEMENTS), Token::EQ);
     if_fast_packed.JoinContinuation(&continuation);
   }
   if_not_smi.JoinContinuation(&continuation);
   return ast_context()->ReturnContinuation(&continuation, call->id());
 }
 
 
-void HOptimizedGraphBuilder::GenerateIsNonNegativeSmi(CallRuntime* call) {
-  return Bailout(kInlinedRuntimeFunctionIsNonNegativeSmi);
-}
-
-
 void HOptimizedGraphBuilder::GenerateIsUndetectableObject(CallRuntime* call) {
   DCHECK(call->arguments()->length() == 1);
   CHECK_ALIVE(VisitForValue(call->arguments()->at(0)));
   HValue* value = Pop();
   HIsUndetectableAndBranch* result = New<HIsUndetectableAndBranch>(value);
   return ast_context()->ReturnControl(result, call->id());
 }
 
 
-void HOptimizedGraphBuilder::GenerateIsStringWrapperSafeForDefaultValueOf(
-    CallRuntime* call) {
-  return Bailout(kInlinedRuntimeFunctionIsStringWrapperSafeForDefaultValueOf);
-}
-
-
 // Support for construct call checks.
 void HOptimizedGraphBuilder::GenerateIsConstructCall(CallRuntime* call) {
   DCHECK(call->arguments()->length() == 0);
   if (function_state()->outer() != NULL) {
     // We are generating graph for inlined function.
     HValue* value = function_state()->inlining_kind() == CONSTRUCT_CALL_RETURN
         ? graph()->GetConstantTrue()
         : graph()->GetConstantFalse();
     return ast_context()->ReturnValue(value);
   } else {
@@ skipping 38 matching lines @@
     int argument_count = environment()->
         arguments_environment()->parameter_count() - 1;
     HInstruction* length = Add<HConstant>(argument_count);
     HInstruction* checked_key = Add<HBoundsCheck>(index, length);
     result = New<HAccessArgumentsAt>(elements, length, checked_key);
   }
   return ast_context()->ReturnInstruction(result, call->id());
 }
 
 
-// Support for accessing the class and value fields of an object.
-void HOptimizedGraphBuilder::GenerateClassOf(CallRuntime* call) {
-  // The special form detected by IsClassOfTest is detected before we get here
-  // and does not cause a bailout.
-  return Bailout(kInlinedRuntimeFunctionClassOf);
-}
-
-
 void HOptimizedGraphBuilder::GenerateValueOf(CallRuntime* call) {
   DCHECK(call->arguments()->length() == 1);
   CHECK_ALIVE(VisitForValue(call->arguments()->at(0)));
   HValue* object = Pop();
 
   IfBuilder if_objectisvalue(this);
   HValue* objectisvalue = if_objectisvalue.If<HHasInstanceTypeAndBranch>(
       object, JS_VALUE_TYPE);
   if_objectisvalue.Then();
   {
@@ skipping 284 matching lines @@
   if (ast_context()->IsEffect()) {
     // EffectContext::ReturnValue ignores the value, so we can just pass
     // 'undefined' (as we do not have the call result anymore).
     return ast_context()->ReturnValue(graph()->GetConstantUndefined());
   } else {
     return ast_context()->ReturnValue(Pop());
   }
 }
 
 
-void HOptimizedGraphBuilder::GenerateDefaultConstructorCallSuper(
-    CallRuntime* call) {
-  return Bailout(kSuperReference);
-}
-
-
 // Fast call to math functions.
 void HOptimizedGraphBuilder::GenerateMathPow(CallRuntime* call) {
   DCHECK_EQ(2, call->arguments()->length());
   CHECK_ALIVE(VisitForValue(call->arguments()->at(0)));
   CHECK_ALIVE(VisitForValue(call->arguments()->at(1)));
   HValue* right = Pop();
   HValue* left = Pop();
   HInstruction* result = NewUncasted<HPower>(left, right);
   return ast_context()->ReturnInstruction(result, call->id());
 }
@@ skipping 672 matching lines @@
 
 void HOptimizedGraphBuilder::GenerateGetCachedArrayIndex(CallRuntime* call) {
   DCHECK(call->arguments()->length() == 1);
   CHECK_ALIVE(VisitForValue(call->arguments()->at(0)));
   HValue* value = Pop();
   HGetCachedArrayIndex* result = New<HGetCachedArrayIndex>(value);
   return ast_context()->ReturnInstruction(result, call->id());
 }
 
 
-void HOptimizedGraphBuilder::GenerateFastOneByteArrayJoin(CallRuntime* call) {
-  return Bailout(kInlinedRuntimeFunctionFastOneByteArrayJoin);
-}
-
-
-// Support for generators.
-void HOptimizedGraphBuilder::GenerateGeneratorNext(CallRuntime* call) {

[Michael Starzinger, 2015/03/10 13:52:15]

For posterity: These two might cause troubles, as not even the C++ fallback
implementation if implemented. If they do, we might need to bring back bailouts
for %GeneratorNext and %GeneratorThrow.

-  return Bailout(kInlinedRuntimeFunctionGeneratorNext);
-}
-
-
-void HOptimizedGraphBuilder::GenerateGeneratorThrow(CallRuntime* call) {
-  return Bailout(kInlinedRuntimeFunctionGeneratorThrow);
-}
-
-
 void HOptimizedGraphBuilder::GenerateDebugBreakInOptimizedCode(
     CallRuntime* call) {
   Add<HDebugBreak>();
   return ast_context()->ReturnValue(graph()->GetConstant0());
 }
 
 
 void HOptimizedGraphBuilder::GenerateDebugIsActive(CallRuntime* call) {
   DCHECK(call->arguments()->length() == 0);
   HValue* ref =
@@ skipping 681 matching lines @@
   if (ShouldProduceTraceOutput()) {
     isolate()->GetHTracer()->TraceHydrogen(name(), graph_);
   }
 
 #ifdef DEBUG
   graph_->Verify(false);  // No full verify.
 #endif
 }
 
 } }  // namespace v8::internal