hotspot/src/share/vm/prims/whitebox.cpp
author gziemski
Wed, 07 May 2014 14:16:45 -0500
changeset 24426 0a69c8cdfca9
parent 23848 2a4fff3b50c1
child 24429 4efc66ee325c
permissions -rw-r--r--
8038654: Separate SymbolTable and StringTable code Summary: Refactor stringTable class out of symbolTable, making sure all includes are minimal set and are sorted. Reviewed-by: coleenp, stefank
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/*
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 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 *
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 */
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#include "precompiled.hpp"
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#include "memory/universe.hpp"
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#include "oops/oop.inline.hpp"
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#include "classfile/stringTable.hpp"
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#include "classfile/classLoaderData.hpp"
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#include "prims/whitebox.hpp"
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#include "prims/wbtestmethods/parserTests.hpp"
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#include "runtime/arguments.hpp"
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#include "runtime/interfaceSupport.hpp"
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#include "runtime/os.hpp"
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#include "utilities/debug.hpp"
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#include "utilities/macros.hpp"
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#include "utilities/exceptions.hpp"
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#if INCLUDE_ALL_GCS
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#include "gc_implementation/g1/concurrentMark.hpp"
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#include "gc_implementation/g1/g1CollectedHeap.inline.hpp"
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#include "gc_implementation/g1/heapRegionRemSet.hpp"
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#endif // INCLUDE_ALL_GCS
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#ifdef INCLUDE_NMT
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#include "services/memTracker.hpp"
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#endif // INCLUDE_NMT
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#include "compiler/compileBroker.hpp"
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#include "runtime/compilationPolicy.hpp"
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#define SIZE_T_MAX_VALUE ((size_t) -1)
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bool WhiteBox::_used = false;
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WB_ENTRY(jlong, WB_GetObjectAddress(JNIEnv* env, jobject o, jobject obj))
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  return (jlong)(void*)JNIHandles::resolve(obj);
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WB_END
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WB_ENTRY(jint, WB_GetHeapOopSize(JNIEnv* env, jobject o))
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  return heapOopSize;
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WB_END
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class WBIsKlassAliveClosure : public KlassClosure {
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    Symbol* _name;
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    bool _found;
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public:
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    WBIsKlassAliveClosure(Symbol* name) : _name(name), _found(false) {}
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    void do_klass(Klass* k) {
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      if (_found) return;
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      Symbol* ksym = k->name();
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      if (ksym->fast_compare(_name) == 0) {
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        _found = true;
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      }
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    }
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    bool found() const {
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        return _found;
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    }
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};
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WB_ENTRY(jboolean, WB_IsClassAlive(JNIEnv* env, jobject target, jstring name))
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  Handle h_name = JNIHandles::resolve(name);
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  if (h_name.is_null()) return false;
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  Symbol* sym = java_lang_String::as_symbol(h_name, CHECK_false);
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  TempNewSymbol tsym(sym); // Make sure to decrement reference count on sym on return
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  WBIsKlassAliveClosure closure(sym);
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  ClassLoaderDataGraph::classes_do(&closure);
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  return closure.found();
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WB_END
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WB_ENTRY(jlong, WB_GetCompressedOopsMaxHeapSize(JNIEnv* env, jobject o)) {
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  return (jlong)Arguments::max_heap_for_compressed_oops();
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}
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WB_END
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WB_ENTRY(void, WB_PrintHeapSizes(JNIEnv* env, jobject o)) {
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  CollectorPolicy * p = Universe::heap()->collector_policy();
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  gclog_or_tty->print_cr("Minimum heap "SIZE_FORMAT" Initial heap "
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    SIZE_FORMAT" Maximum heap "SIZE_FORMAT" Space alignment "SIZE_FORMAT" Heap alignment "SIZE_FORMAT,
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    p->min_heap_byte_size(), p->initial_heap_byte_size(), p->max_heap_byte_size(),
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    p->space_alignment(), p->heap_alignment());
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}
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WB_END
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#ifndef PRODUCT
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// Forward declaration
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void TestReservedSpace_test();
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void TestReserveMemorySpecial_test();
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void TestVirtualSpace_test();
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void TestMetaspaceAux_test();
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#endif
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WB_ENTRY(void, WB_RunMemoryUnitTests(JNIEnv* env, jobject o))
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#ifndef PRODUCT
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  TestReservedSpace_test();
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  TestReserveMemorySpecial_test();
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  TestVirtualSpace_test();
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  TestMetaspaceAux_test();
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#endif
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WB_END
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WB_ENTRY(void, WB_ReadFromNoaccessArea(JNIEnv* env, jobject o))
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  size_t granularity = os::vm_allocation_granularity();
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  ReservedHeapSpace rhs(100 * granularity, granularity, false, NULL);
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  VirtualSpace vs;
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  vs.initialize(rhs, 50 * granularity);
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  //Check if constraints are complied
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  if (!( UseCompressedOops && rhs.base() != NULL &&
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         Universe::narrow_oop_base() != NULL &&
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         Universe::narrow_oop_use_implicit_null_checks() )) {
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    tty->print_cr("WB_ReadFromNoaccessArea method is useless:\n "
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                  "\tUseCompressedOops is %d\n"
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                  "\trhs.base() is "PTR_FORMAT"\n"
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                  "\tUniverse::narrow_oop_base() is "PTR_FORMAT"\n"
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                  "\tUniverse::narrow_oop_use_implicit_null_checks() is %d",
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                  UseCompressedOops,
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                  rhs.base(),
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                  Universe::narrow_oop_base(),
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                  Universe::narrow_oop_use_implicit_null_checks());
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    return;
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  }
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  tty->print_cr("Reading from no access area... ");
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  tty->print_cr("*(vs.low_boundary() - rhs.noaccess_prefix() / 2 ) = %c",
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                *(vs.low_boundary() - rhs.noaccess_prefix() / 2 ));
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WB_END
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static jint wb_stress_virtual_space_resize(size_t reserved_space_size,
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                                           size_t magnitude, size_t iterations) {
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  size_t granularity = os::vm_allocation_granularity();
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  ReservedHeapSpace rhs(reserved_space_size * granularity, granularity, false, NULL);
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  VirtualSpace vs;
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  if (!vs.initialize(rhs, 0)) {
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    tty->print_cr("Failed to initialize VirtualSpace. Can't proceed.");
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    return 3;
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  }
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  long seed = os::random();
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  tty->print_cr("Random seed is %ld", seed);
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  os::init_random(seed);
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  for (size_t i = 0; i < iterations; i++) {
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    // Whether we will shrink or grow
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    bool shrink = os::random() % 2L == 0;
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    // Get random delta to resize virtual space
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    size_t delta = (size_t)os::random() % magnitude;
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    // If we are about to shrink virtual space below zero, then expand instead
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    if (shrink && vs.committed_size() < delta) {
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      shrink = false;
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    }
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    // Resizing by delta
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    if (shrink) {
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      vs.shrink_by(delta);
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    } else {
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      // If expanding fails expand_by will silently return false
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      vs.expand_by(delta, true);
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    }
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  }
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  return 0;
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}
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WB_ENTRY(jint, WB_StressVirtualSpaceResize(JNIEnv* env, jobject o,
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        jlong reserved_space_size, jlong magnitude, jlong iterations))
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  tty->print_cr("reservedSpaceSize="JLONG_FORMAT", magnitude="JLONG_FORMAT", "
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                "iterations="JLONG_FORMAT"\n", reserved_space_size, magnitude,
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                iterations);
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  if (reserved_space_size < 0 || magnitude < 0 || iterations < 0) {
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    tty->print_cr("One of variables printed above is negative. Can't proceed.\n");
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    return 1;
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  }
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  // sizeof(size_t) depends on whether OS is 32bit or 64bit. sizeof(jlong) is
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  // always 8 byte. That's why we should avoid overflow in case of 32bit platform.
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  if (sizeof(size_t) < sizeof(jlong)) {
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    jlong size_t_max_value = (jlong) SIZE_T_MAX_VALUE;
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    if (reserved_space_size > size_t_max_value || magnitude > size_t_max_value
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        || iterations > size_t_max_value) {
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      tty->print_cr("One of variables printed above overflows size_t. Can't proceed.\n");
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      return 2;
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    }
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  }
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  return wb_stress_virtual_space_resize((size_t) reserved_space_size,
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                                        (size_t) magnitude, (size_t) iterations);
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WB_END
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#if INCLUDE_ALL_GCS
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WB_ENTRY(jboolean, WB_G1IsHumongous(JNIEnv* env, jobject o, jobject obj))
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  G1CollectedHeap* g1 = G1CollectedHeap::heap();
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  oop result = JNIHandles::resolve(obj);
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  const HeapRegion* hr = g1->heap_region_containing(result);
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  return hr->isHumongous();
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WB_END
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WB_ENTRY(jlong, WB_G1NumFreeRegions(JNIEnv* env, jobject o))
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  G1CollectedHeap* g1 = G1CollectedHeap::heap();
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  size_t nr = g1->free_regions();
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  return (jlong)nr;
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WB_END
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WB_ENTRY(jboolean, WB_G1InConcurrentMark(JNIEnv* env, jobject o))
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  G1CollectedHeap* g1 = G1CollectedHeap::heap();
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  ConcurrentMark* cm = g1->concurrent_mark();
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  return cm->concurrent_marking_in_progress();
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WB_END
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WB_ENTRY(jint, WB_G1RegionSize(JNIEnv* env, jobject o))
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  return (jint)HeapRegion::GrainBytes;
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WB_END
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#endif // INCLUDE_ALL_GCS
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#if INCLUDE_NMT
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// Alloc memory using the test memory type so that we can use that to see if
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// NMT picks it up correctly
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WB_ENTRY(jlong, WB_NMTMalloc(JNIEnv* env, jobject o, jlong size))
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  jlong addr = 0;
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  if (MemTracker::is_on() && !MemTracker::shutdown_in_progress()) {
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    addr = (jlong)(uintptr_t)os::malloc(size, mtTest);
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  }
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  return addr;
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WB_END
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// Free the memory allocated by NMTAllocTest
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WB_ENTRY(void, WB_NMTFree(JNIEnv* env, jobject o, jlong mem))
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  os::free((void*)(uintptr_t)mem, mtTest);
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WB_END
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WB_ENTRY(jlong, WB_NMTReserveMemory(JNIEnv* env, jobject o, jlong size))
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  jlong addr = 0;
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  if (MemTracker::is_on() && !MemTracker::shutdown_in_progress()) {
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    addr = (jlong)(uintptr_t)os::reserve_memory(size);
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    MemTracker::record_virtual_memory_type((address)addr, mtTest);
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  }
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  return addr;
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WB_END
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WB_ENTRY(void, WB_NMTCommitMemory(JNIEnv* env, jobject o, jlong addr, jlong size))
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  os::commit_memory((char *)(uintptr_t)addr, size, !ExecMem);
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  MemTracker::record_virtual_memory_type((address)(uintptr_t)addr, mtTest);
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WB_END
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WB_ENTRY(void, WB_NMTUncommitMemory(JNIEnv* env, jobject o, jlong addr, jlong size))
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  os::uncommit_memory((char *)(uintptr_t)addr, size);
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WB_END
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WB_ENTRY(void, WB_NMTReleaseMemory(JNIEnv* env, jobject o, jlong addr, jlong size))
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  os::release_memory((char *)(uintptr_t)addr, size);
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WB_END
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// Block until the current generation of NMT data to be merged, used to reliably test the NMT feature
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WB_ENTRY(jboolean, WB_NMTWaitForDataMerge(JNIEnv* env))
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  if (!MemTracker::is_on() || MemTracker::shutdown_in_progress()) {
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    return false;
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  }
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  return MemTracker::wbtest_wait_for_data_merge();
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WB_END
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WB_ENTRY(jboolean, WB_NMTIsDetailSupported(JNIEnv* env))
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  return MemTracker::tracking_level() == MemTracker::NMT_detail;
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WB_END
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15452
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#endif // INCLUDE_NMT
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static jmethodID reflected_method_to_jmid(JavaThread* thread, JNIEnv* env, jobject method) {
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  assert(method != NULL, "method should not be null");
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  ThreadToNativeFromVM ttn(thread);
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  return env->FromReflectedMethod(method);
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}
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WB_ENTRY(void, WB_DeoptimizeAll(JNIEnv* env, jobject o))
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  MutexLockerEx mu(Compile_lock);
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  CodeCache::mark_all_nmethods_for_deoptimization();
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  VM_Deoptimize op;
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  VMThread::execute(&op);
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   315
WB_END
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WB_ENTRY(jint, WB_DeoptimizeMethod(JNIEnv* env, jobject o, jobject method, jboolean is_osr))
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  jmethodID jmid = reflected_method_to_jmid(thread, env, method);
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  int result = 0;
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  CHECK_JNI_EXCEPTION_(env, result);
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  MutexLockerEx mu(Compile_lock);
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  methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
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  nmethod* code;
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  if (is_osr) {
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   325
    int bci = InvocationEntryBci;
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    while ((code = mh->lookup_osr_nmethod_for(bci, CompLevel_none, false)) != NULL) {
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      code->mark_for_deoptimization();
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      ++result;
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      bci = code->osr_entry_bci() + 1;
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   330
    }
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   331
  } else {
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    code = mh->code();
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   333
  }
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   334
  if (code != NULL) {
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   335
    code->mark_for_deoptimization();
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   336
    ++result;
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   337
  }
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   338
  result += CodeCache::mark_for_deoptimization(mh());
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   339
  if (result > 0) {
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   340
    VM_Deoptimize op;
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   341
    VMThread::execute(&op);
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   342
  }
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   343
  return result;
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   344
WB_END
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   345
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WB_ENTRY(jboolean, WB_IsMethodCompiled(JNIEnv* env, jobject o, jobject method, jboolean is_osr))
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  jmethodID jmid = reflected_method_to_jmid(thread, env, method);
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  CHECK_JNI_EXCEPTION_(env, JNI_FALSE);
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  MutexLockerEx mu(Compile_lock);
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  methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
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  nmethod* code = is_osr ? mh->lookup_osr_nmethod_for(InvocationEntryBci, CompLevel_none, false) : mh->code();
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   352
  if (code == NULL) {
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   353
    return JNI_FALSE;
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   354
  }
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   355
  return (code->is_alive() && !code->is_marked_for_deoptimization());
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   356
WB_END
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diff changeset
   357
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WB_ENTRY(jboolean, WB_IsMethodCompilable(JNIEnv* env, jobject o, jobject method, jint comp_level, jboolean is_osr))
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  jmethodID jmid = reflected_method_to_jmid(thread, env, method);
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   360
  CHECK_JNI_EXCEPTION_(env, JNI_FALSE);
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   361
  MutexLockerEx mu(Compile_lock);
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   362
  methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
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   363
  if (is_osr) {
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   364
    return CompilationPolicy::can_be_osr_compiled(mh, comp_level);
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   365
  } else {
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   366
    return CompilationPolicy::can_be_compiled(mh, comp_level);
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   367
  }
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   368
WB_END
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   369
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   370
WB_ENTRY(jboolean, WB_IsMethodQueuedForCompilation(JNIEnv* env, jobject o, jobject method))
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diff changeset
   371
  jmethodID jmid = reflected_method_to_jmid(thread, env, method);
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   372
  CHECK_JNI_EXCEPTION_(env, JNI_FALSE);
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   373
  MutexLockerEx mu(Compile_lock);
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   374
  methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
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   375
  return mh->queued_for_compilation();
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diff changeset
   376
WB_END
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diff changeset
   377
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   378
WB_ENTRY(jint, WB_GetMethodCompilationLevel(JNIEnv* env, jobject o, jobject method, jboolean is_osr))
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diff changeset
   379
  jmethodID jmid = reflected_method_to_jmid(thread, env, method);
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diff changeset
   380
  CHECK_JNI_EXCEPTION_(env, CompLevel_none);
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diff changeset
   381
  methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
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   382
  nmethod* code = is_osr ? mh->lookup_osr_nmethod_for(InvocationEntryBci, CompLevel_none, false) : mh->code();
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diff changeset
   383
  return (code != NULL ? code->comp_level() : CompLevel_none);
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diff changeset
   384
WB_END
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diff changeset
   385
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   386
WB_ENTRY(void, WB_MakeMethodNotCompilable(JNIEnv* env, jobject o, jobject method, jint comp_level, jboolean is_osr))
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diff changeset
   387
  jmethodID jmid = reflected_method_to_jmid(thread, env, method);
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diff changeset
   388
  CHECK_JNI_EXCEPTION(env);
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diff changeset
   389
  methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
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diff changeset
   390
  if (is_osr) {
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diff changeset
   391
    mh->set_not_osr_compilable(comp_level, true /* report */, "WhiteBox");
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diff changeset
   392
  } else {
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diff changeset
   393
    mh->set_not_compilable(comp_level, true /* report */, "WhiteBox");
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diff changeset
   394
  }
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diff changeset
   395
WB_END
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diff changeset
   396
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
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diff changeset
   397
WB_ENTRY(jint, WB_GetMethodEntryBci(JNIEnv* env, jobject o, jobject method))
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diff changeset
   398
  jmethodID jmid = reflected_method_to_jmid(thread, env, method);
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diff changeset
   399
  CHECK_JNI_EXCEPTION_(env, InvocationEntryBci);
19332
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diff changeset
   400
  methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
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diff changeset
   401
  nmethod* code = mh->lookup_osr_nmethod_for(InvocationEntryBci, CompLevel_none, false);
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diff changeset
   402
  return (code != NULL && code->is_osr_method() ? code->osr_entry_bci() : InvocationEntryBci);
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diff changeset
   403
WB_END
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parents: 15484
diff changeset
   404
16689
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diff changeset
   405
WB_ENTRY(jboolean, WB_TestSetDontInlineMethod(JNIEnv* env, jobject o, jobject method, jboolean value))
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diff changeset
   406
  jmethodID jmid = reflected_method_to_jmid(thread, env, method);
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diff changeset
   407
  CHECK_JNI_EXCEPTION_(env, JNI_FALSE);
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diff changeset
   408
  methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
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diff changeset
   409
  bool result = mh->dont_inline();
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diff changeset
   410
  mh->set_dont_inline(value == JNI_TRUE);
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diff changeset
   411
  return result;
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diff changeset
   412
WB_END
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diff changeset
   413
19332
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diff changeset
   414
WB_ENTRY(jint, WB_GetCompileQueueSize(JNIEnv* env, jobject o, jint comp_level))
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
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parents: 18069
diff changeset
   415
  if (comp_level == CompLevel_any) {
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
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parents: 18069
diff changeset
   416
    return CompileBroker::queue_size(CompLevel_full_optimization) /* C2 */ +
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
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diff changeset
   417
        CompileBroker::queue_size(CompLevel_full_profile) /* C1 */;
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diff changeset
   418
  } else {
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
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diff changeset
   419
    return CompileBroker::queue_size(comp_level);
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diff changeset
   420
  }
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diff changeset
   421
WB_END
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diff changeset
   422
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diff changeset
   423
WB_ENTRY(jboolean, WB_TestSetForceInlineMethod(JNIEnv* env, jobject o, jobject method, jboolean value))
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parents: 16601
diff changeset
   424
  jmethodID jmid = reflected_method_to_jmid(thread, env, method);
22786
86644d9539c2 8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents: 21571
diff changeset
   425
  CHECK_JNI_EXCEPTION_(env, JNI_FALSE);
16689
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   426
  methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   427
  bool result = mh->force_inline();
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   428
  mh->set_force_inline(value == JNI_TRUE);
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   429
  return result;
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   430
WB_END
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   431
19332
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 18069
diff changeset
   432
WB_ENTRY(jboolean, WB_EnqueueMethodForCompilation(JNIEnv* env, jobject o, jobject method, jint comp_level, jint bci))
16689
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   433
  jmethodID jmid = reflected_method_to_jmid(thread, env, method);
22786
86644d9539c2 8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents: 21571
diff changeset
   434
  CHECK_JNI_EXCEPTION_(env, JNI_FALSE);
16689
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   435
  methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
19332
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 18069
diff changeset
   436
  nmethod* nm = CompileBroker::compile_method(mh, bci, comp_level, mh, mh->invocation_count(), "WhiteBox", THREAD);
16689
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   437
  MutexLockerEx mu(Compile_lock);
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   438
  return (mh->queued_for_compilation() || nm != NULL);
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   439
WB_END
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   440
23848
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   441
class VM_WhiteBoxOperation : public VM_Operation {
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   442
 public:
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   443
  VM_WhiteBoxOperation()                         { }
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   444
  VMOp_Type type()                  const        { return VMOp_WhiteBoxOperation; }
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   445
  bool allow_nested_vm_operations() const        { return true; }
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   446
};
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   447
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   448
class AlwaysFalseClosure : public BoolObjectClosure {
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   449
 public:
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   450
  bool do_object_b(oop p) { return false; }
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   451
};
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   452
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   453
static AlwaysFalseClosure always_false;
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   454
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   455
class VM_WhiteBoxCleanMethodData : public VM_WhiteBoxOperation {
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   456
 public:
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   457
  VM_WhiteBoxCleanMethodData(MethodData* mdo) : _mdo(mdo) { }
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   458
  void doit() {
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   459
    _mdo->clean_method_data(&always_false);
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   460
  }
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   461
 private:
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   462
  MethodData* _mdo;
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   463
};
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   464
16689
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   465
WB_ENTRY(void, WB_ClearMethodState(JNIEnv* env, jobject o, jobject method))
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   466
  jmethodID jmid = reflected_method_to_jmid(thread, env, method);
22786
86644d9539c2 8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents: 21571
diff changeset
   467
  CHECK_JNI_EXCEPTION(env);
16689
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   468
  methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   469
  MutexLockerEx mu(Compile_lock);
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   470
  MethodData* mdo = mh->method_data();
17002
jiangli
parents: 16694
diff changeset
   471
  MethodCounters* mcs = mh->method_counters();
16689
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   472
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   473
  if (mdo != NULL) {
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   474
    mdo->init();
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   475
    ResourceMark rm;
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   476
    int arg_count = mdo->method()->size_of_parameters();
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   477
    for (int i = 0; i < arg_count; i++) {
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   478
      mdo->set_arg_modified(i, 0);
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   479
    }
23848
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   480
    VM_WhiteBoxCleanMethodData op(mdo);
2a4fff3b50c1 8039597: WhiteBox :: clean type profiling data
iignatyev
parents: 23499
diff changeset
   481
    VMThread::execute(&op);
16689
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   482
  }
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   483
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   484
  mh->clear_not_c1_compilable();
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   485
  mh->clear_not_c2_compilable();
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   486
  mh->clear_not_c2_osr_compilable();
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   487
  NOT_PRODUCT(mh->set_compiled_invocation_count(0));
17002
jiangli
parents: 16694
diff changeset
   488
  if (mcs != NULL) {
jiangli
parents: 16694
diff changeset
   489
    mcs->backedge_counter()->init();
jiangli
parents: 16694
diff changeset
   490
    mcs->invocation_counter()->init();
jiangli
parents: 16694
diff changeset
   491
    mcs->set_interpreter_invocation_count(0);
jiangli
parents: 16694
diff changeset
   492
    mcs->set_interpreter_throwout_count(0);
16689
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   493
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   494
#ifdef TIERED
17002
jiangli
parents: 16694
diff changeset
   495
    mcs->set_rate(0.0F);
jiangli
parents: 16694
diff changeset
   496
    mh->set_prev_event_count(0, THREAD);
jiangli
parents: 16694
diff changeset
   497
    mh->set_prev_time(0, THREAD);
16689
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   498
#endif
17002
jiangli
parents: 16694
diff changeset
   499
  }
16689
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   500
WB_END
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   501
16601
7c6db0c8952f 8009763: Add WB test for String.intern()
mgerdin
parents: 15621
diff changeset
   502
WB_ENTRY(jboolean, WB_IsInStringTable(JNIEnv* env, jobject o, jstring javaString))
7c6db0c8952f 8009763: Add WB test for String.intern()
mgerdin
parents: 15621
diff changeset
   503
  ResourceMark rm(THREAD);
7c6db0c8952f 8009763: Add WB test for String.intern()
mgerdin
parents: 15621
diff changeset
   504
  int len;
17081
cf52c2bc3f8c 8011773: Some tests on Interned String crashed JVM with OOM
hseigel
parents: 17018
diff changeset
   505
  jchar* name = java_lang_String::as_unicode_string(JNIHandles::resolve(javaString), len, CHECK_false);
cf52c2bc3f8c 8011773: Some tests on Interned String crashed JVM with OOM
hseigel
parents: 17018
diff changeset
   506
  return (StringTable::lookup(name, len) != NULL);
16601
7c6db0c8952f 8009763: Add WB test for String.intern()
mgerdin
parents: 15621
diff changeset
   507
WB_END
7c6db0c8952f 8009763: Add WB test for String.intern()
mgerdin
parents: 15621
diff changeset
   508
7c6db0c8952f 8009763: Add WB test for String.intern()
mgerdin
parents: 15621
diff changeset
   509
WB_ENTRY(void, WB_FullGC(JNIEnv* env, jobject o))
7c6db0c8952f 8009763: Add WB test for String.intern()
mgerdin
parents: 15621
diff changeset
   510
  Universe::heap()->collector_policy()->set_should_clear_all_soft_refs(true);
7c6db0c8952f 8009763: Add WB test for String.intern()
mgerdin
parents: 15621
diff changeset
   511
  Universe::heap()->collect(GCCause::_last_ditch_collection);
7c6db0c8952f 8009763: Add WB test for String.intern()
mgerdin
parents: 15621
diff changeset
   512
WB_END
7c6db0c8952f 8009763: Add WB test for String.intern()
mgerdin
parents: 15621
diff changeset
   513
17083
14000894ef39 8012015: Use PROT_NONE when reserving memory
mikael
parents: 17081
diff changeset
   514
17824
24dc83d7c1d7 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 17322
diff changeset
   515
WB_ENTRY(void, WB_ReadReservedMemory(JNIEnv* env, jobject o))
24dc83d7c1d7 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 17322
diff changeset
   516
  // static+volatile in order to force the read to happen
24dc83d7c1d7 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 17322
diff changeset
   517
  // (not be eliminated by the compiler)
24dc83d7c1d7 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 17322
diff changeset
   518
  static char c;
24dc83d7c1d7 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 17322
diff changeset
   519
  static volatile char* p;
24dc83d7c1d7 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 17322
diff changeset
   520
24dc83d7c1d7 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 17322
diff changeset
   521
  p = os::reserve_memory(os::vm_allocation_granularity(), NULL, 0);
24dc83d7c1d7 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 17322
diff changeset
   522
  if (p == NULL) {
24dc83d7c1d7 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 17322
diff changeset
   523
    THROW_MSG(vmSymbols::java_lang_OutOfMemoryError(), "Failed to reserve memory");
24dc83d7c1d7 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 17322
diff changeset
   524
  }
24dc83d7c1d7 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 17322
diff changeset
   525
24dc83d7c1d7 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 17322
diff changeset
   526
  c = *p;
17083
14000894ef39 8012015: Use PROT_NONE when reserving memory
mikael
parents: 17081
diff changeset
   527
WB_END
14000894ef39 8012015: Use PROT_NONE when reserving memory
mikael
parents: 17081
diff changeset
   528
23493
170c77c1103a 8035857: Add tests to verify correctness of operations with BMI1 and LZCNT instructions
iignatyev
parents: 22795
diff changeset
   529
WB_ENTRY(jstring, WB_GetCPUFeatures(JNIEnv* env, jobject o))
170c77c1103a 8035857: Add tests to verify correctness of operations with BMI1 and LZCNT instructions
iignatyev
parents: 22795
diff changeset
   530
  const char* cpu_features = VM_Version::cpu_features();
170c77c1103a 8035857: Add tests to verify correctness of operations with BMI1 and LZCNT instructions
iignatyev
parents: 22795
diff changeset
   531
  ThreadToNativeFromVM ttn(thread);
170c77c1103a 8035857: Add tests to verify correctness of operations with BMI1 and LZCNT instructions
iignatyev
parents: 22795
diff changeset
   532
  jstring features_string = env->NewStringUTF(cpu_features);
170c77c1103a 8035857: Add tests to verify correctness of operations with BMI1 and LZCNT instructions
iignatyev
parents: 22795
diff changeset
   533
170c77c1103a 8035857: Add tests to verify correctness of operations with BMI1 and LZCNT instructions
iignatyev
parents: 22795
diff changeset
   534
  CHECK_JNI_EXCEPTION_(env, NULL);
170c77c1103a 8035857: Add tests to verify correctness of operations with BMI1 and LZCNT instructions
iignatyev
parents: 22795
diff changeset
   535
170c77c1103a 8035857: Add tests to verify correctness of operations with BMI1 and LZCNT instructions
iignatyev
parents: 22795
diff changeset
   536
  return features_string;
170c77c1103a 8035857: Add tests to verify correctness of operations with BMI1 and LZCNT instructions
iignatyev
parents: 22795
diff changeset
   537
WB_END
170c77c1103a 8035857: Add tests to verify correctness of operations with BMI1 and LZCNT instructions
iignatyev
parents: 22795
diff changeset
   538
23499
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   539
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   540
WB_ENTRY(jobjectArray, WB_GetNMethod(JNIEnv* env, jobject o, jobject method, jboolean is_osr))
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   541
  ResourceMark rm(THREAD);
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   542
  jmethodID jmid = reflected_method_to_jmid(thread, env, method);
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   543
  CHECK_JNI_EXCEPTION_(env, NULL);
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   544
  methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   545
  nmethod* code = is_osr ? mh->lookup_osr_nmethod_for(InvocationEntryBci, CompLevel_none, false) : mh->code();
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   546
  jobjectArray result = NULL;
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   547
  if (code == NULL) {
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   548
    return result;
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   549
  }
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   550
  int insts_size = code->insts_size();
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   551
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   552
  ThreadToNativeFromVM ttn(thread);
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   553
  jclass clazz = env->FindClass(vmSymbols::java_lang_Object()->as_C_string());
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   554
  CHECK_JNI_EXCEPTION_(env, NULL);
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   555
  result = env->NewObjectArray(2, clazz, NULL);
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   556
  if (result == NULL) {
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   557
    return result;
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   558
  }
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   559
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   560
  clazz = env->FindClass(vmSymbols::java_lang_Integer()->as_C_string());
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   561
  CHECK_JNI_EXCEPTION_(env, NULL);
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   562
  jmethodID constructor = env->GetMethodID(clazz, vmSymbols::object_initializer_name()->as_C_string(), vmSymbols::int_void_signature()->as_C_string());
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   563
  CHECK_JNI_EXCEPTION_(env, NULL);
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   564
  jobject obj = env->NewObject(clazz, constructor, code->comp_level());
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   565
  CHECK_JNI_EXCEPTION_(env, NULL);
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   566
  env->SetObjectArrayElement(result, 0, obj);
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   567
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   568
  jbyteArray insts = env->NewByteArray(insts_size);
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   569
  CHECK_JNI_EXCEPTION_(env, NULL);
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   570
  env->SetByteArrayRegion(insts, 0, insts_size, (jbyte*) code->insts_begin());
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   571
  env->SetObjectArrayElement(result, 1, insts);
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   572
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   573
  return result;
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   574
WB_END
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   575
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   576
12262
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   577
//Some convenience methods to deal with objects from java
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   578
int WhiteBox::offset_for_field(const char* field_name, oop object,
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   579
    Symbol* signature_symbol) {
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   580
  assert(field_name != NULL && strlen(field_name) > 0, "Field name not valid");
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   581
  Thread* THREAD = Thread::current();
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   582
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   583
  //Get the class of our object
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13200
diff changeset
   584
  Klass* arg_klass = object->klass();
12262
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   585
  //Turn it into an instance-klass
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13200
diff changeset
   586
  InstanceKlass* ik = InstanceKlass::cast(arg_klass);
12262
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   587
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   588
  //Create symbols to look for in the class
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   589
  TempNewSymbol name_symbol = SymbolTable::lookup(field_name, (int) strlen(field_name),
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   590
      THREAD);
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   591
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   592
  //To be filled in with an offset of the field we're looking for
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   593
  fieldDescriptor fd;
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   594
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13200
diff changeset
   595
  Klass* res = ik->find_field(name_symbol, signature_symbol, &fd);
12262
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   596
  if (res == NULL) {
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   597
    tty->print_cr("Invalid layout of %s at %s", ik->external_name(),
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   598
        name_symbol->as_C_string());
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   599
    fatal("Invalid layout of preloaded class");
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   600
  }
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   601
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   602
  //fetch the field at the offset we've found
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   603
  int dest_offset = fd.offset();
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   604
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   605
  return dest_offset;
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   606
}
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   607
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   608
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   609
const char* WhiteBox::lookup_jstring(const char* field_name, oop object) {
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   610
  int offset = offset_for_field(field_name, object,
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   611
      vmSymbols::string_signature());
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   612
  oop string = object->obj_field(offset);
13200
7b506e7b406e 7178703: Fix handling of quoted arguments and better error messages in dcmd
sla
parents: 12262
diff changeset
   613
  if (string == NULL) {
7b506e7b406e 7178703: Fix handling of quoted arguments and better error messages in dcmd
sla
parents: 12262
diff changeset
   614
    return NULL;
7b506e7b406e 7178703: Fix handling of quoted arguments and better error messages in dcmd
sla
parents: 12262
diff changeset
   615
  }
12262
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   616
  const char* ret = java_lang_String::as_utf8_string(string);
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   617
  return ret;
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   618
}
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   619
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   620
bool WhiteBox::lookup_bool(const char* field_name, oop object) {
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   621
  int offset =
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   622
      offset_for_field(field_name, object, vmSymbols::bool_signature());
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   623
  bool ret = (object->bool_field(offset) == JNI_TRUE);
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   624
  return ret;
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   625
}
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   626
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   627
12095
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   628
#define CC (char*)
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   629
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   630
static JNINativeMethod methods[] = {
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   631
  {CC"getObjectAddress",   CC"(Ljava/lang/Object;)J", (void*)&WB_GetObjectAddress  },
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   632
  {CC"getHeapOopSize",     CC"()I",                   (void*)&WB_GetHeapOopSize    },
15621
b094c56bba84 8006683: Add WhiteBox API to testing of compiler
iignatyev
parents: 15484
diff changeset
   633
  {CC"isClassAlive0",      CC"(Ljava/lang/String;)Z", (void*)&WB_IsClassAlive      },
b094c56bba84 8006683: Add WhiteBox API to testing of compiler
iignatyev
parents: 15484
diff changeset
   634
  {CC"parseCommandLine",
b094c56bba84 8006683: Add WhiteBox API to testing of compiler
iignatyev
parents: 15484
diff changeset
   635
      CC"(Ljava/lang/String;[Lsun/hotspot/parser/DiagnosticCommand;)[Ljava/lang/Object;",
12262
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   636
      (void*) &WB_ParseCommandLine
fb3b9fede660 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 12095
diff changeset
   637
  },
19986
33d188c66ed9 8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents: 19554
diff changeset
   638
  {CC"getCompressedOopsMaxHeapSize", CC"()J",
33d188c66ed9 8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents: 19554
diff changeset
   639
      (void*)&WB_GetCompressedOopsMaxHeapSize},
17322
35c488005999 8006088: Incompatible heap size flags accepted by VM
tschatzl
parents: 17134
diff changeset
   640
  {CC"printHeapSizes",     CC"()V",                   (void*)&WB_PrintHeapSizes    },
21554
20b1821f4fbd 8027237: New tests on ReservedSpace/VirtualSpace classes
mgerdin
parents: 19986
diff changeset
   641
  {CC"runMemoryUnitTests", CC"()V",                   (void*)&WB_RunMemoryUnitTests},
20b1821f4fbd 8027237: New tests on ReservedSpace/VirtualSpace classes
mgerdin
parents: 19986
diff changeset
   642
  {CC"readFromNoaccessArea",CC"()V",                  (void*)&WB_ReadFromNoaccessArea},
20b1821f4fbd 8027237: New tests on ReservedSpace/VirtualSpace classes
mgerdin
parents: 19986
diff changeset
   643
  {CC"stressVirtualSpaceResize",CC"(JJJ)I",           (void*)&WB_StressVirtualSpaceResize},
15482
470d0b0c09f1 8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
jprovino
parents: 13728
diff changeset
   644
#if INCLUDE_ALL_GCS
12095
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   645
  {CC"g1InConcurrentMark", CC"()Z",                   (void*)&WB_G1InConcurrentMark},
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   646
  {CC"g1IsHumongous",      CC"(Ljava/lang/Object;)Z", (void*)&WB_G1IsHumongous     },
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   647
  {CC"g1NumFreeRegions",   CC"()J",                   (void*)&WB_G1NumFreeRegions  },
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   648
  {CC"g1RegionSize",       CC"()I",                   (void*)&WB_G1RegionSize      },
15482
470d0b0c09f1 8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
jprovino
parents: 13728
diff changeset
   649
#endif // INCLUDE_ALL_GCS
19554
3f21e829c7de 8020829: JT_HS: 2 runtime NMT tests fail on platforms if NMT detail is not supported
cjplummer
parents: 19332
diff changeset
   650
#if INCLUDE_NMT
16666
da191c7e38d2 8009125: Add NMT tests for Virtual Memory operations
ctornqvi
parents: 16601
diff changeset
   651
  {CC"NMTMalloc",           CC"(J)J",                 (void*)&WB_NMTMalloc          },
da191c7e38d2 8009125: Add NMT tests for Virtual Memory operations
ctornqvi
parents: 16601
diff changeset
   652
  {CC"NMTFree",             CC"(J)V",                 (void*)&WB_NMTFree            },
da191c7e38d2 8009125: Add NMT tests for Virtual Memory operations
ctornqvi
parents: 16601
diff changeset
   653
  {CC"NMTReserveMemory",    CC"(J)J",                 (void*)&WB_NMTReserveMemory   },
da191c7e38d2 8009125: Add NMT tests for Virtual Memory operations
ctornqvi
parents: 16601
diff changeset
   654
  {CC"NMTCommitMemory",     CC"(JJ)V",                (void*)&WB_NMTCommitMemory    },
da191c7e38d2 8009125: Add NMT tests for Virtual Memory operations
ctornqvi
parents: 16601
diff changeset
   655
  {CC"NMTUncommitMemory",   CC"(JJ)V",                (void*)&WB_NMTUncommitMemory  },
da191c7e38d2 8009125: Add NMT tests for Virtual Memory operations
ctornqvi
parents: 16601
diff changeset
   656
  {CC"NMTReleaseMemory",    CC"(JJ)V",                (void*)&WB_NMTReleaseMemory   },
da191c7e38d2 8009125: Add NMT tests for Virtual Memory operations
ctornqvi
parents: 16601
diff changeset
   657
  {CC"NMTWaitForDataMerge", CC"()Z",                  (void*)&WB_NMTWaitForDataMerge},
19554
3f21e829c7de 8020829: JT_HS: 2 runtime NMT tests fail on platforms if NMT detail is not supported
cjplummer
parents: 19332
diff changeset
   658
  {CC"NMTIsDetailSupported",CC"()Z",                  (void*)&WB_NMTIsDetailSupported},
15452
3bfde2dea09d 8005012: Add WB APIs to better support NMT testing
ctornqvi
parents: 13728
diff changeset
   659
#endif // INCLUDE_NMT
15621
b094c56bba84 8006683: Add WhiteBox API to testing of compiler
iignatyev
parents: 15484
diff changeset
   660
  {CC"deoptimizeAll",      CC"()V",                   (void*)&WB_DeoptimizeAll     },
19332
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 18069
diff changeset
   661
  {CC"deoptimizeMethod",   CC"(Ljava/lang/reflect/Executable;Z)I",
15621
b094c56bba84 8006683: Add WhiteBox API to testing of compiler
iignatyev
parents: 15484
diff changeset
   662
                                                      (void*)&WB_DeoptimizeMethod  },
19332
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 18069
diff changeset
   663
  {CC"isMethodCompiled",   CC"(Ljava/lang/reflect/Executable;Z)Z",
15621
b094c56bba84 8006683: Add WhiteBox API to testing of compiler
iignatyev
parents: 15484
diff changeset
   664
                                                      (void*)&WB_IsMethodCompiled  },
19332
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 18069
diff changeset
   665
  {CC"isMethodCompilable", CC"(Ljava/lang/reflect/Executable;IZ)Z",
15621
b094c56bba84 8006683: Add WhiteBox API to testing of compiler
iignatyev
parents: 15484
diff changeset
   666
                                                      (void*)&WB_IsMethodCompilable},
b094c56bba84 8006683: Add WhiteBox API to testing of compiler
iignatyev
parents: 15484
diff changeset
   667
  {CC"isMethodQueuedForCompilation",
17015
92390f57e8b1 8011971: WB API doesn't accept j.l.reflect.Constructor
iignatyev
parents: 16694
diff changeset
   668
      CC"(Ljava/lang/reflect/Executable;)Z",          (void*)&WB_IsMethodQueuedForCompilation},
15621
b094c56bba84 8006683: Add WhiteBox API to testing of compiler
iignatyev
parents: 15484
diff changeset
   669
  {CC"makeMethodNotCompilable",
19332
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 18069
diff changeset
   670
      CC"(Ljava/lang/reflect/Executable;IZ)V",        (void*)&WB_MakeMethodNotCompilable},
16689
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   671
  {CC"testSetDontInlineMethod",
17015
92390f57e8b1 8011971: WB API doesn't accept j.l.reflect.Constructor
iignatyev
parents: 16694
diff changeset
   672
      CC"(Ljava/lang/reflect/Executable;Z)Z",         (void*)&WB_TestSetDontInlineMethod},
15621
b094c56bba84 8006683: Add WhiteBox API to testing of compiler
iignatyev
parents: 15484
diff changeset
   673
  {CC"getMethodCompilationLevel",
19332
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 18069
diff changeset
   674
      CC"(Ljava/lang/reflect/Executable;Z)I",         (void*)&WB_GetMethodCompilationLevel},
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 18069
diff changeset
   675
  {CC"getMethodEntryBci",
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 18069
diff changeset
   676
      CC"(Ljava/lang/reflect/Executable;)I",          (void*)&WB_GetMethodEntryBci},
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 18069
diff changeset
   677
  {CC"getCompileQueueSize",
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 18069
diff changeset
   678
      CC"(I)I",                                       (void*)&WB_GetCompileQueueSize},
16689
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   679
  {CC"testSetForceInlineMethod",
17015
92390f57e8b1 8011971: WB API doesn't accept j.l.reflect.Constructor
iignatyev
parents: 16694
diff changeset
   680
      CC"(Ljava/lang/reflect/Executable;Z)Z",         (void*)&WB_TestSetForceInlineMethod},
16689
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   681
  {CC"enqueueMethodForCompilation",
19332
ee4c8c2af356 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 18069
diff changeset
   682
      CC"(Ljava/lang/reflect/Executable;II)Z",        (void*)&WB_EnqueueMethodForCompilation},
16689
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16601
diff changeset
   683
  {CC"clearMethodState",
17015
92390f57e8b1 8011971: WB API doesn't accept j.l.reflect.Constructor
iignatyev
parents: 16694
diff changeset
   684
      CC"(Ljava/lang/reflect/Executable;)V",          (void*)&WB_ClearMethodState},
16601
7c6db0c8952f 8009763: Add WB test for String.intern()
mgerdin
parents: 15621
diff changeset
   685
  {CC"isInStringTable",   CC"(Ljava/lang/String;)Z",  (void*)&WB_IsInStringTable  },
7c6db0c8952f 8009763: Add WB test for String.intern()
mgerdin
parents: 15621
diff changeset
   686
  {CC"fullGC",   CC"()V",                             (void*)&WB_FullGC },
17824
24dc83d7c1d7 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 17322
diff changeset
   687
  {CC"readReservedMemory", CC"()V",                   (void*)&WB_ReadReservedMemory },
23493
170c77c1103a 8035857: Add tests to verify correctness of operations with BMI1 and LZCNT instructions
iignatyev
parents: 22795
diff changeset
   688
  {CC"getCPUFeatures",     CC"()Ljava/lang/String;",  (void*)&WB_GetCPUFeatures     },
23499
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   689
  {CC"getNMethod",         CC"(Ljava/lang/reflect/Executable;Z)[Ljava/lang/Object;",
9d5b7480c9f4 8038240: new WB API to get nmethod
iignatyev
parents: 23493
diff changeset
   690
                                                      (void*)&WB_GetNMethod         },
12095
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   691
};
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   692
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   693
#undef CC
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   694
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   695
JVM_ENTRY(void, JVM_RegisterWhiteBoxMethods(JNIEnv* env, jclass wbclass))
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   696
  {
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   697
    if (WhiteBoxAPI) {
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   698
      // Make sure that wbclass is loaded by the null classloader
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   699
      instanceKlassHandle ikh = instanceKlassHandle(JNIHandles::resolve(wbclass)->klass());
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   700
      Handle loader(ikh->class_loader());
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   701
      if (loader.is_null()) {
17122
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   702
        ResourceMark rm;
12095
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   703
        ThreadToNativeFromVM ttnfv(thread); // can't be in VM when we call JNI
17122
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   704
        bool result = true;
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   705
        //  one by one registration natives for exception catching
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   706
        jclass exceptionKlass = env->FindClass(vmSymbols::java_lang_NoSuchMethodError()->as_C_string());
22786
86644d9539c2 8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents: 21571
diff changeset
   707
        CHECK_JNI_EXCEPTION(env);
17122
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   708
        for (int i = 0, n = sizeof(methods) / sizeof(methods[0]); i < n; ++i) {
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   709
          if (env->RegisterNatives(wbclass, methods + i, 1) != 0) {
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   710
            result = false;
22786
86644d9539c2 8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents: 21571
diff changeset
   711
            jthrowable throwable_obj = env->ExceptionOccurred();
86644d9539c2 8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents: 21571
diff changeset
   712
            if (throwable_obj != NULL) {
17122
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   713
              env->ExceptionClear();
22786
86644d9539c2 8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents: 21571
diff changeset
   714
              if (env->IsInstanceOf(throwable_obj, exceptionKlass)) {
86644d9539c2 8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents: 21571
diff changeset
   715
                // j.l.NoSuchMethodError is thrown when a method can't be found or a method is not native
86644d9539c2 8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents: 21571
diff changeset
   716
                // ignoring the exception
86644d9539c2 8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents: 21571
diff changeset
   717
                tty->print_cr("Warning: 'NoSuchMethodError' on register of sun.hotspot.WhiteBox::%s%s", methods[i].name, methods[i].signature);
86644d9539c2 8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents: 21571
diff changeset
   718
              }
17122
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   719
            } else {
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   720
              // register is failed w/o exception or w/ unexpected exception
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   721
              tty->print_cr("Warning: unexpected error on register of sun.hotspot.WhiteBox::%s%s. All methods will be unregistered", methods[i].name, methods[i].signature);
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   722
              env->UnregisterNatives(wbclass);
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   723
              break;
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   724
            }
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   725
          }
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   726
        }
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   727
6ceb071b96de 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 17018
diff changeset
   728
        if (result) {
12095
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   729
          WhiteBox::set_used();
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   730
        }
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   731
      }
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   732
    }
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   733
  }
cc3d6f08a4c4 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
   734
JVM_END