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annotate src/share/vm/graal/graalInterpreterToVM.cpp @ 7027:58dbea9fb973

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CompilerToVM.lookupType() now fails with an exception if eagerResolve is true and resolution fails
author Doug Simon <doug.simon@oracle.com>
date Mon, 26 Nov 2012 16:51:43 +0100
parents d5f7e737827f
children
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1 /*
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2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23
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24 #include "precompiled.hpp"
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25 #include "prims/jni.h"
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26 #include "runtime/javaCalls.hpp"
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27 #include "memory/oopFactory.hpp"
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28 #include "graal/graalInterpreterToVM.hpp"
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29 #include "graal/graalCompiler.hpp"
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30 #include "graal/graalCompilerToVM.hpp"
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31
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32 #ifdef HIGH_LEVEL_INTERPRETER
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33
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34 // public Object invoke(HotSpotResolvedJavaMethod method, boolean highLevel, Object... args);
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35 JNIEXPORT jobject JNICALL Java_com_oracle_graal_hotspot_HotSpotRuntimeInterpreterInterface_invoke(JNIEnv *env, jobject, jobject method, jobject args) {
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36 TRACE_graal_3("InterpreterToVM::invoke");
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37
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38 VM_ENTRY_MARK;
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39 HandleMark hm;
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40
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41 assert(method != NULL, "just checking");
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42 assert(thread->is_Java_thread(), "must be");
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43 methodHandle mh = getMethodFromHotSpotMethod(method);
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44
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45 JavaCallArguments jca;
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46 JavaArgumentUnboxer jap(mh->signature(), &jca, (arrayOop) JNIHandles::resolve(args), mh->is_static());
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47
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48 #ifndef PRODUCT
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49 if (PrintHighLevelInterpreterVMTransitions) {
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50 ResourceMark rm;
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51 tty->print_cr("High level interpreter -> VM (%s)", mh->name_and_sig_as_C_string());
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52 }
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53 #endif
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54
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55 JavaValue result(jap.get_ret_type());
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56 thread->set_high_level_interpreter_in_vm(true);
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57 JavaCalls::call(&result, mh, &jca, THREAD);
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58 thread->set_high_level_interpreter_in_vm(false);
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59
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60 #ifndef PRODUCT
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61 if (PrintHighLevelInterpreterVMTransitions) {
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62 ResourceMark rm;
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63 tty->print_cr("VM (%s) -> high level interpreter", mh->name_and_sig_as_C_string());
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64 }
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65 #endif
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66
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67 if (thread->has_pending_exception()) {
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68 return NULL;
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69 }
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70
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71 if (jap.get_ret_type() == T_VOID) {
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72 return NULL;
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73 } else if (jap.get_ret_type() == T_OBJECT || jap.get_ret_type() == T_ARRAY) {
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74 return JNIHandles::make_local((oop) result.get_jobject());
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75 } else {
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76 oop o = java_lang_boxing_object::create(jap.get_ret_type(), (jvalue *) result.get_value_addr(), CHECK_NULL);
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77 return JNIHandles::make_local(o);
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78 }
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79 }
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80
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81 #define CC (char*) /*cast a literal from (const char*)*/
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82 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(Java_com_oracle_graal_hotspot_HotSpotRuntimeInterpreterInterface_##f))
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83
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84 #define RESOLVED_METHOD "Lcom/oracle/graal/api/meta/ResolvedJavaMethod;"
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85 #define OBJECT "Ljava/lang/Object;"
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86
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87 JNINativeMethod InterpreterToVM_methods[] = {
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88 {CC"invoke", CC"("RESOLVED_METHOD "["OBJECT")"OBJECT, FN_PTR(invoke)}
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89 };
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90
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91 int InterpreterToVM_methods_count() {
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92 return sizeof(InterpreterToVM_methods) / sizeof(JNINativeMethod);
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93 }
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94
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95 #endif // HIGH_LEVEL_INTERPRETER