Converted Crankshaft to have its own list of known intrinsics.

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 9506 matching lines @@
     // argument to the construct call.
     if (TryHandleArrayCallNew(expr, function)) return;
 
     HInstruction* call =
         PreProcessCall(New<HCallNew>(function, argument_count));
     return ast_context()->ReturnInstruction(call, expr->id());
   }
 }
 
 
-// Support for generating inlined runtime functions.
-
-// Lookup table for generators for runtime calls that are generated inline.
-// Elements of the table are member pointers to functions of
-// HOptimizedGraphBuilder.
-#define INLINE_FUNCTION_GENERATOR_ADDRESS(Name, argc, ressize)  \
-    &HOptimizedGraphBuilder::Generate##Name,
-
-const HOptimizedGraphBuilder::InlineFunctionGenerator
-    HOptimizedGraphBuilder::kInlineFunctionGenerators[] = {
-        INLINE_FUNCTION_LIST(INLINE_FUNCTION_GENERATOR_ADDRESS)
-        INLINE_OPTIMIZED_FUNCTION_LIST(INLINE_FUNCTION_GENERATOR_ADDRESS)
-};
-#undef INLINE_FUNCTION_GENERATOR_ADDRESS
-
-
-HOptimizedGraphBuilder::InlineFunctionGenerator
-HOptimizedGraphBuilder::FindInlineFunctionGenerator(CallRuntime* expr) {
-  const Runtime::Function* function = expr->function();
-  if (function == nullptr || function->intrinsic_type != Runtime::INLINE) {
-    return nullptr;
-  }
-  Runtime::FunctionId id = function->function_id;
-  if (id < Runtime::kFirstInlineFunction) return nullptr;
-  int lookup_index =
-      static_cast<int>(id) - static_cast<int>(Runtime::kFirstInlineFunction);
-  DCHECK(static_cast<size_t>(lookup_index) <
-         arraysize(kInlineFunctionGenerators));
-  return kInlineFunctionGenerators[lookup_index];
-}
-
-
 template <class ViewClass>
 void HGraphBuilder::BuildArrayBufferViewInitialization(
     HValue* obj,
     HValue* buffer,
     HValue* byte_offset,
     HValue* byte_length) {
 
   for (int offset = ViewClass::kSize;
        offset < ViewClass::kSizeWithInternalFields;
        offset += kPointerSize) {
@@ skipping 358 matching lines @@
 void HOptimizedGraphBuilder::VisitCallRuntime(CallRuntime* expr) {
   DCHECK(!HasStackOverflow());
   DCHECK(current_block() != NULL);
   DCHECK(current_block()->HasPredecessor());
   if (expr->is_jsruntime()) {
     return Bailout(kCallToAJavaScriptRuntimeFunction);
   }
 
   const Runtime::Function* function = expr->function();
   DCHECK(function != NULL);
+  switch (function->function_id) {
+#define CALL_INTRINSIC_GENERATOR(Name) \
+  case Runtime::kInline##Name:         \
+    return Generate##Name(expr);
 
-  InlineFunctionGenerator generator = FindInlineFunctionGenerator(expr);
-  if (generator != nullptr) {
-    DCHECK(expr->name()->length() > 0);
-    DCHECK(expr->name()->Get(0) == '_');
-    // Call the inline code generator using the pointer-to-member.
-    (this->*generator)(expr);
-  } else {
-    Handle<String> name = expr->name();
-    int argument_count = expr->arguments()->length();
-    CHECK_ALIVE(VisitExpressions(expr->arguments()));
-    PushArgumentsFromEnvironment(argument_count);
-    HCallRuntime* call = New<HCallRuntime>(name, function,
-                                           argument_count);
-    return ast_context()->ReturnInstruction(call, expr->id());
+    FOR_EACH_HYDROGEN_INTRINSIC(CALL_INTRINSIC_GENERATOR)
+#undef CALL_INTRINSIC_GENERATOR
+    default: {
+      Handle<String> name = expr->name();
+      int argument_count = expr->arguments()->length();
+      CHECK_ALIVE(VisitExpressions(expr->arguments()));
+      PushArgumentsFromEnvironment(argument_count);
+      HCallRuntime* call = New<HCallRuntime>(name, function, argument_count);
+      return ast_context()->ReturnInstruction(call, expr->id());
+    }
   }
 }
 
 
 void HOptimizedGraphBuilder::VisitUnaryOperation(UnaryOperation* expr) {
   DCHECK(!HasStackOverflow());
   DCHECK(current_block() != NULL);
   DCHECK(current_block()->HasPredecessor());
   switch (expr->op()) {
     case Token::DELETE: return VisitDelete(expr);
@@ skipping 3474 matching lines @@
   if (ShouldProduceTraceOutput()) {
     isolate()->GetHTracer()->TraceHydrogen(name(), graph_);
   }
 
 #ifdef DEBUG
   graph_->Verify(false);  // No full verify.
 #endif
 }
 
 } }  // namespace v8::internal