--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/share/vm/graal/graalCompiler.cpp	Wed Jun 08 13:40:25 2011 +0200
@@ -0,0 +1,215 @@
+/*
+ * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+#include "precompiled.hpp"
+#include "c1x/c1x_Compiler.hpp"
+#include "c1x/c1x_JavaAccess.hpp"
+#include "c1x/c1x_VMExits.hpp"
+#include "c1x/c1x_VMEntries.hpp"
+#include "c1x/c1x_VmIds.hpp"
+#include "c1/c1_Runtime1.hpp"
+#include "runtime/arguments.hpp"
+
+C1XCompiler* C1XCompiler::_instance = NULL;
+
+C1XCompiler::C1XCompiler() {
+  _initialized = false;
+  assert(_instance == NULL, "only one instance allowed");
+  _instance = this;
+}
+
+// Initialization
+void C1XCompiler::initialize() {
+  if (_initialized) return;
+  CompilerThread* THREAD = CompilerThread::current();
+  _initialized = true;
+  TRACE_C1X_1("C1XCompiler::initialize");
+
+  VmIds::initializeObjects();
+
+  initialize_buffer_blob();
+  Runtime1::initialize(THREAD->get_buffer_blob());
+
+  JNIEnv *env = ((JavaThread *) Thread::current())->jni_environment();
+  jclass klass = env->FindClass("com/oracle/max/graal/runtime/VMEntriesNative");
+  if (klass == NULL) {
+    tty->print_cr("c1x VMEntries class not found");
+    vm_abort(false);
+  }
+  env->RegisterNatives(klass, VMEntries_methods, VMEntries_methods_count());
+
+  {
+    VM_ENTRY_MARK;
+    check_pending_exception("Could not register natives");
+  }
+
+  c1x_compute_offsets();
+
+  {
+    VM_ENTRY_MARK;
+    HandleMark hm;
+    VMExits::setDefaultOptions();
+    for (int i = 0; i < Arguments::num_c1x_args(); ++i) {
+      const char* arg = Arguments::c1x_args_array()[i];
+      Handle option = java_lang_String::create_from_str(arg, THREAD);
+      jboolean result = VMExits::setOption(option);
+      if (!result) {
+        tty->print_cr("Invalid option for C1X!");
+        vm_abort(false);
+      }
+    }
+
+    VMExits::initializeCompiler();
+  }
+}
+
+void C1XCompiler::initialize_buffer_blob() {
+
+  CompilerThread* THREAD = CompilerThread::current();
+  if (THREAD->get_buffer_blob() == NULL) {
+    // setup CodeBuffer.  Preallocate a BufferBlob of size
+    // NMethodSizeLimit plus some extra space for constants.
+    int code_buffer_size = Compilation::desired_max_code_buffer_size() +
+      Compilation::desired_max_constant_size();
+    BufferBlob* blob = BufferBlob::create("C1X temporary CodeBuffer",
+                                          code_buffer_size);
+    guarantee(blob != NULL, "must create code buffer");
+    THREAD->set_buffer_blob(blob);
+  }
+}
+
+// Compilation entry point for methods
+void C1XCompiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci) {
+  initialize();
+  VM_ENTRY_MARK;
+  ResourceMark rm;
+  HandleMark hm;
+
+  initialize_buffer_blob();
+  VmIds::initializeObjects();
+
+  TRACE_C1X_2("C1XCompiler::compile_method");
+
+  CompilerThread::current()->set_compiling(true);
+  methodOop method = (methodOop) target->get_oop();
+  VMExits::compileMethod(VmIds::add<methodOop>(method), VmIds::toString<Handle>(method->name(), THREAD), entry_bci);
+  CompilerThread::current()->set_compiling(false);
+
+  VmIds::cleanupLocalObjects();
+  TRACE_C1X_2("C1XCompiler::compile_method exit");
+}
+
+// Print compilation timers and statistics
+void C1XCompiler::print_timers() {
+  TRACE_C1X_1("C1XCompiler::print_timers");
+}
+
+oop C1XCompiler::get_RiType(ciType *type, KlassHandle accessor, TRAPS) {
+  if (type->is_loaded()) {
+    if (type->is_primitive_type()) {
+      return VMExits::createRiTypePrimitive((int) type->basic_type(), THREAD);
+    }
+    KlassHandle klass = (klassOop) type->get_oop();
+    Handle name = VmIds::toString<Handle>(klass->name(), THREAD);
+    return createHotSpotTypeResolved(klass, name, CHECK_NULL);
+  } else {
+    Symbol* name = ((ciKlass *) type)->name()->get_symbol();
+    return VMExits::createRiTypeUnresolved(VmIds::toString<Handle>(name, THREAD), THREAD);
+  }
+}
+
+oop C1XCompiler::get_RiField(ciField *field, ciInstanceKlass* accessor_klass, KlassHandle accessor, Bytecodes::Code byteCode, TRAPS) {
+  bool will_link = field->will_link_from_vm(accessor_klass, byteCode);
+  int offset = (field->holder()->is_loaded() && will_link) ? field->offset() : -1;
+  Handle field_name = VmIds::toString<Handle>(field->name()->get_symbol(), CHECK_0);
+  Handle field_holder = get_RiType(field->holder(), accessor, CHECK_0);
+  Handle field_type = get_RiType(field->type(), accessor, CHECK_0);
+  int flags = field->flags().as_int();
+  return VMExits::createRiField(field_holder, field_name, field_type, offset, flags, THREAD);
+}
+
+oop C1XCompiler::createHotSpotTypeResolved(KlassHandle klass, Handle name, TRAPS) {
+  if (klass->c1x_mirror() != NULL) {
+    return klass->c1x_mirror();
+  }
+
+  instanceKlass::cast(HotSpotTypeResolved::klass())->initialize(CHECK_NULL);
+  Handle obj = instanceKlass::cast(HotSpotTypeResolved::klass())->allocate_instance(CHECK_NULL);
+  assert(obj() != NULL, "must succeed in allocating instance");
+
+  HotSpotTypeResolved::set_compiler(obj, VMExits::compilerInstance()());
+
+  if (klass->oop_is_instance()) {
+    instanceKlass* ik = (instanceKlass*)klass()->klass_part();
+    Handle full_name = java_lang_String::create_from_str(ik->signature_name(), CHECK_NULL);
+    HotSpotType::set_name(obj, full_name());
+  } else {
+    HotSpotType::set_name(obj, name());
+  }
+
+  HotSpotTypeResolved::set_javaMirror(obj, klass->java_mirror());
+  HotSpotTypeResolved::set_simpleName(obj, name());
+  HotSpotTypeResolved::set_accessFlags(obj, klass->access_flags().as_int());
+  HotSpotTypeResolved::set_isInterface(obj, klass->is_interface());
+  HotSpotTypeResolved::set_isInstanceClass(obj, klass->oop_is_instance());
+
+  if (klass->oop_is_javaArray()) {
+    HotSpotTypeResolved::set_isArrayClass(obj, true);
+    HotSpotTypeResolved::set_componentType(obj, NULL);
+  } else {
+    HotSpotTypeResolved::set_isArrayClass(obj, false);
+    HotSpotTypeResolved::set_componentType(obj, NULL);
+    HotSpotTypeResolved::set_isInitialized(obj, instanceKlass::cast(klass())->is_initialized());
+    HotSpotTypeResolved::set_instanceSize(obj, instanceKlass::cast(klass())->size_helper() * HeapWordSize);
+    HotSpotTypeResolved::set_hasFinalizer(obj, klass->has_finalizer());
+  }
+
+  // TODO replace these with correct values
+  HotSpotTypeResolved::set_hasSubclass(obj, false);
+  HotSpotTypeResolved::set_hasFinalizableSubclass(obj, false);
+
+  klass->set_c1x_mirror(obj());
+
+  return obj();
+}
+
+BasicType C1XCompiler::kindToBasicType(jchar ch) {
+  switch(ch) {
+    case 'z': return T_BOOLEAN;
+    case 'b': return T_BYTE;
+    case 's': return T_SHORT;
+    case 'c': return T_CHAR;
+    case 'i': return T_INT;
+    case 'f': return T_FLOAT;
+    case 'l': return T_LONG;
+    case 'd': return T_DOUBLE;
+    case 'a': return T_OBJECT;
+    case 'r': return T_ADDRESS;
+    case '-': return T_ILLEGAL;
+    default:
+      fatal(err_msg("unexpected CiKind: %c", ch));
+      break;
+  }
+  return T_ILLEGAL;
+}
+