Custom call IC-s for String.prototype.{charAt,charCodeAt}.

src/full-codegen.cc

 // Copyright 2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 553 matching lines @@
 }
 
 
 void FullCodeGenerator::SetSourcePosition(int pos) {
   if (FLAG_debug_info && pos != RelocInfo::kNoPosition) {
     masm_->RecordPosition(pos);
   }
 }
 
 
+void FullCodeGenerator::EmitInlineRuntimeCall(CallRuntime* expr) {
+  Handle<String> name = expr->name();
+  if (strcmp("_IsSmi", *name->ToCString()) == 0) {
+    EmitIsSmi(expr->arguments());
+  } else if (strcmp("_IsNonNegativeSmi", *name->ToCString()) == 0) {
+    EmitIsNonNegativeSmi(expr->arguments());
+  } else if (strcmp("_IsObject", *name->ToCString()) == 0) {
+    EmitIsObject(expr->arguments());
+  } else if (strcmp("_IsUndetectableObject", *name->ToCString()) == 0) {
+    EmitIsUndetectableObject(expr->arguments());
+  } else if (strcmp("_IsFunction", *name->ToCString()) == 0) {
+    EmitIsFunction(expr->arguments());
+  } else if (strcmp("_IsArray", *name->ToCString()) == 0) {
+    EmitIsArray(expr->arguments());
+  } else if (strcmp("_IsRegExp", *name->ToCString()) == 0) {
+    EmitIsRegExp(expr->arguments());
+  } else if (strcmp("_IsConstructCall", *name->ToCString()) == 0) {
+    EmitIsConstructCall(expr->arguments());
+  } else if (strcmp("_ObjectEquals", *name->ToCString()) == 0) {
+    EmitObjectEquals(expr->arguments());
+  } else if (strcmp("_Arguments", *name->ToCString()) == 0) {
+    EmitArguments(expr->arguments());
+  } else if (strcmp("_ArgumentsLength", *name->ToCString()) == 0) {
+    EmitArgumentsLength(expr->arguments());
+  } else if (strcmp("_ClassOf", *name->ToCString()) == 0) {
+    EmitClassOf(expr->arguments());
+  } else if (strcmp("_Log", *name->ToCString()) == 0) {
+    EmitLog(expr->arguments());
+  } else if (strcmp("_RandomHeapNumber", *name->ToCString()) == 0) {
+    EmitRandomHeapNumber(expr->arguments());
+  } else if (strcmp("_SubString", *name->ToCString()) == 0) {
+    EmitSubString(expr->arguments());
+  } else if (strcmp("_RegExpExec", *name->ToCString()) == 0) {
+    EmitRegExpExec(expr->arguments());
+  } else if (strcmp("_ValueOf", *name->ToCString()) == 0) {
+    EmitValueOf(expr->arguments());
+  } else if (strcmp("_SetValueOf", *name->ToCString()) == 0) {
+    EmitSetValueOf(expr->arguments());
+  } else if (strcmp("_NumberToString", *name->ToCString()) == 0) {
+    EmitNumberToString(expr->arguments());
+  } else if (strcmp("_StringCharFromCode", *name->ToCString()) == 0) {
+    EmitStringCharFromCode(expr->arguments());
+  } else if (strcmp("_StringCharCodeAt", *name->ToCString()) == 0) {
+    EmitStringCharCodeAt(expr->arguments());
+  } else if (strcmp("_StringCharAt", *name->ToCString()) == 0) {
+    EmitStringCharAt(expr->arguments());
+  } else if (strcmp("_StringAdd", *name->ToCString()) == 0) {
+    EmitStringAdd(expr->arguments());
+  } else if (strcmp("_StringCompare", *name->ToCString()) == 0) {
+    EmitStringCompare(expr->arguments());
+  } else if (strcmp("_MathPow", *name->ToCString()) == 0) {
+    EmitMathPow(expr->arguments());
+  } else if (strcmp("_MathSin", *name->ToCString()) == 0) {
+    EmitMathSin(expr->arguments());
+  } else if (strcmp("_MathCos", *name->ToCString()) == 0) {
+    EmitMathCos(expr->arguments());
+  } else if (strcmp("_MathSqrt", *name->ToCString()) == 0) {
+    EmitMathSqrt(expr->arguments());
+  } else if (strcmp("_CallFunction", *name->ToCString()) == 0) {
+    EmitCallFunction(expr->arguments());
+  } else if (strcmp("_RegExpConstructResult", *name->ToCString()) == 0) {
+    EmitRegExpConstructResult(expr->arguments());
+  } else if (strcmp("_SwapElements", *name->ToCString()) == 0) {
+    EmitSwapElements(expr->arguments());
+  } else if (strcmp("_GetFromCache", *name->ToCString()) == 0) {
+    EmitGetFromCache(expr->arguments());
+  } else {
+    UNREACHABLE();
+  }
+}
+
+
 void FullCodeGenerator::EmitLogicalOperation(BinaryOperation* expr) {
   Label eval_right, done;
 
   // Set up the appropriate context for the left subexpression based
   // on the operation and our own context.  Initially assume we can
   // inherit both true and false labels from our context.
   if (expr->op() == Token::OR) {
     switch (context_) {
       case Expression::kUninitialized:
         UNREACHABLE();
@@ skipping 486 matching lines @@
   // The macros used here must preserve the result register.
   __ Drop(stack_depth);
   __ PopTryHandler();
   return 0;
 }
 
 #undef __
 
 
 } }  // namespace v8::internal