diff src/share/vm/c1x/c1x_Compiler.cpp @ 1422:3483ec571caf

* using reflected objects instead of oops * removed scratch from allocatable registers * instanceof xir snippet * arraylength xir snippet * exceptionobject xir snippet * VMEntries and VMExits as interfaces * calls to VMEntries and VMExits are routet through logging proxies
author Lukas Stadler <lukas.stadler@oracle.com>
date Mon, 02 Aug 2010 15:44:38 -0700
parents 6223633ce7dd
children 760213a60e8b
line wrap: on
line diff
--- a/src/share/vm/c1x/c1x_Compiler.cpp	Fri Jul 23 15:53:02 2010 -0700
+++ b/src/share/vm/c1x/c1x_Compiler.cpp	Mon Aug 02 15:44:38 2010 -0700
@@ -43,19 +43,16 @@
 
 // Compilation entry point for methods
 void C1XCompiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci) {
-  
   initialize();
 
-	VM_ENTRY_MARK;
-
-	
-	ResourceMark rm;
-	HandleMark hm;
+  VM_ENTRY_MARK;
+  
+  ResourceMark rm;
+  HandleMark hm;
 
   CompilerThread::current()->set_compiling(true);
-  oop rimethod = get_RiMethod(target);
-  VMExits::compileMethod(rimethod, entry_bci);
-	CompilerThread::current()->set_compiling(false);
+  VMExits::compileMethod((methodOop)target->get_oop(), entry_bci);
+  CompilerThread::current()->set_compiling(false);
 }
 
 // Print compilation timers and statistics
@@ -63,72 +60,129 @@
 	TRACE_C1X_1("print_timers");
 }
 
-oop C1XCompiler::get_RiMethod(ciMethod *method) {
-  methodOop m = (methodOop)method->get_oop();
-  return get_RiMethod(m);
+oop C1XCompiler::get_RiType(oop name, klassOop accessingType, TRAPS) {
+  symbolOop klass = java_lang_String::as_symbol_or_null(name);
+
+  if (klass == vmSymbols::byte_signature()) {
+    return VMExits::createRiTypePrimitive((int)T_BYTE, THREAD);
+  } else if (klass == vmSymbols::char_signature()) {
+    return VMExits::createRiTypePrimitive((int)T_CHAR, THREAD);
+  } else if (klass == vmSymbols::double_signature()) {
+    return VMExits::createRiTypePrimitive((int)T_DOUBLE, THREAD);
+  } else if (klass == vmSymbols::float_signature()) {
+    return VMExits::createRiTypePrimitive((int)T_FLOAT, THREAD);
+  } else if (klass == vmSymbols::int_signature()) {
+    return VMExits::createRiTypePrimitive((int)T_INT, THREAD);
+  } else if (klass == vmSymbols::long_signature()) {
+    return VMExits::createRiTypePrimitive((int)T_LONG, THREAD);
+  } else if (klass == vmSymbols::bool_signature()) {
+    return VMExits::createRiTypePrimitive((int)T_BOOLEAN, THREAD);
+  }
+  Handle classloader;
+  if (accessingType != NULL) {
+    classloader = accessingType->klass_part()->class_loader();
+  }
+  klassOop resolved_type = SystemDictionary::resolve_or_null(klass, classloader, accessingType->klass_part()->protection_domain(), Thread::current());
+  if (resolved_type != NULL) {
+    return VMExits::createRiType(resolved_type, THREAD);
+  } else {
+    return VMExits::createRiTypeUnresolved(klass, accessingType, THREAD);
+  }
 }
 
-oop C1XCompiler::get_RiField(ciField *field) {
-  oop field_holder = get_RiType(field->holder());
-  oop field_type = get_RiType(field->type());
+oop C1XCompiler::get_RiType(ciType *type, klassOop accessor, TRAPS) {
+  if (type->is_loaded()) {
+    if (type->is_primitive_type()) {
+      return VMExits::createRiTypePrimitive((int)type->basic_type(), THREAD);
+    }
+    return VMExits::createRiType((klassOop)type->get_oop(), THREAD);
+  } else {
+    return VMExits::createRiTypeUnresolved(((ciKlass *)type)->name()->get_symbolOop(), accessor, THREAD);
+  }
+}
+
+oop C1XCompiler::get_RiField(ciField *field, TRAPS) {
+  oop field_holder = get_RiType(field->holder(), NULL, CHECK_0);
+  oop field_type = get_RiType(field->type(), NULL, CHECK_0);
   symbolOop field_name = field->name()->get_symbolOop();
   int offset = field->offset();
 
   // TODO: implement caching
-  return VMExits::createRiField(field_holder, field_name, field_type, offset);
+  return VMExits::createRiField(field_holder, field_name, field_type, offset, THREAD);
 }
 
-oop C1XCompiler::get_RiMethod(methodOop m) {
+/*
+oop C1XCompiler::get_RiMethod(ciMethod *method, TRAPS) {
+  methodOop m = (methodOop)method->get_oop();
+  return get_RiMethod(m, THREAD);
+}
+
+oop C1XCompiler::get_RiMethod(methodOop m, TRAPS) {
   // TODO: implement caching
-  return VMExits::createRiMethod(m);
+  return VMExits::createRiMethod(m, THREAD);
 }
 
-oop C1XCompiler::get_RiType(ciType *type) {
-  if (type->is_loaded()) {
-    if (type->is_primitive_type()) {
-      return VMExits::createRiTypePrimitive((int)type->basic_type());
-    }
-    return get_RiType((klassOop)type->get_oop());
+
+oop C1XCompiler::get_RiType(klassOop klass, TRAPS) {
+  // TODO: implement caching
+  return VMExits::createRiType(klass, THREAD);
+}
+
+oop C1XCompiler::get_RiConstantPool(constantPoolOop cp, TRAPS) {
+  // TODO: implement caching
+  return VMExits::createRiConstantPool(cp, THREAD);
+}
+
+oop C1XCompiler::get_unresolved_RiType(symbolOop klass, klassOop accessingType, TRAPS)  {
+  // TODO: implement caching
+  return VMExits::createRiTypeUnresolved(klass, accessingType, THREAD);
+}
+*/
+
+// conversion internal objects -> reflected objects
+
+oop C1XObjects::getReflectedMethod(methodOop method, TRAPS) {
+  if (method->is_initializer()) {
+    return Reflection::new_constructor(method, CHECK_0);
   } else {
-    return get_unresolved_RiType(((ciKlass *)type)->name()->get_symbolOop(), NULL);
+    return Reflection::new_method(method, UseNewReflection, false, CHECK_0);
   }
 }
 
-oop C1XCompiler::get_RiType(klassOop klass) {
-  // TODO: implement caching
-  return VMExits::createRiType(klass);
+oop C1XObjects::getReflectedClass(klassOop klass) {
+  return klass->klass_part()->java_mirror();
 }
 
-oop C1XCompiler::get_RiConstantPool(constantPoolOop cp) {
-  // TODO: implement caching
-  return VMExits::createRiConstantPool(cp);
+oop C1XObjects::getReflectedSymbol(symbolOop symbol, TRAPS) {
+  return java_lang_String::create_from_symbol(symbol, THREAD)();
 }
 
-oop C1XCompiler::get_RiType(symbolOop klass, klassOop accessingType) {
-  if (klass == vmSymbols::byte_signature()) {
-    return VMExits::createRiTypePrimitive((int)T_BYTE);
-  } else if (klass == vmSymbols::char_signature()) {
-    return VMExits::createRiTypePrimitive((int)T_CHAR);
-  } else if (klass == vmSymbols::double_signature()) {
-    return VMExits::createRiTypePrimitive((int)T_DOUBLE);
-  } else if (klass == vmSymbols::float_signature()) {
-    return VMExits::createRiTypePrimitive((int)T_FLOAT);
-  } else if (klass == vmSymbols::int_signature()) {
-    return VMExits::createRiTypePrimitive((int)T_INT);
-  } else if (klass == vmSymbols::long_signature()) {
-    return VMExits::createRiTypePrimitive((int)T_LONG);
-  } else if (klass == vmSymbols::bool_signature()) {
-    return VMExits::createRiTypePrimitive((int)T_BOOLEAN);
+// conversion reflected objects -> internal objects
+
+methodOop C1XObjects::getInternalMethod(oop method) {
+  // copied from JNIEnv::FromReflectedMethod
+  oop mirror     = NULL;
+  int slot       = 0;
+
+  if (method->klass() == SystemDictionary::reflect_Constructor_klass()) {
+    mirror = java_lang_reflect_Constructor::clazz(method);
+    slot   = java_lang_reflect_Constructor::slot(method);
+  } else {
+    assert(method->klass() == SystemDictionary::reflect_Method_klass(), "wrong type");
+    mirror = java_lang_reflect_Method::clazz(method);
+    slot   = java_lang_reflect_Method::slot(method);
   }
-  klassOop resolved_type = SystemDictionary::resolve_or_null(klass, accessingType->klass_part()->class_loader(), accessingType->klass_part()->protection_domain(), Thread::current());
-  if (resolved_type != NULL) {
-    return get_RiType(resolved_type);
-  } else {
-    return get_unresolved_RiType(klass, accessingType);
-  }
+  klassOop k     = java_lang_Class::as_klassOop(mirror);
+  return instanceKlass::cast(k)->method_with_idnum(slot);
 }
 
-oop C1XCompiler::get_unresolved_RiType(symbolOop klass, klassOop accessingType)  {
-  // TODO: implement caching
-  return VMExits::createRiTypeUnresolved(klass, accessingType);
+klassOop C1XObjects::getInternalClass(oop klass) {
+  return java_lang_Class::as_klassOop(klass);
 }
+
+symbolOop C1XObjects::getInternalSymbol(oop string) {
+  return java_lang_String::as_symbol_or_null(string);
+}
+
+
+