truffle: src/share/vm/oops/typeArrayKlass.cpp annotate

annotate src/share/vm/oops/typeArrayKlass.cpp @ 17467:55fb97c4c58d hs25-b65

8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013 Summary: Copyright year updated for files modified during 2013 Reviewed-by: twisti, iveresov

author	mikael
date	Tue, 24 Dec 2013 11:48:39 -0800
parents	db9981fd3124
children	4ca6dc0799b6 ce8f6bb717c9

rev	line source
0 a61af66fc99e Initial load duke parents: diff changeset	1 /*
17467 55fb97c4c58d 8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013 mikael parents: 8001 diff changeset	2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
0 a61af66fc99e Initial load duke parents: diff changeset	3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
a61af66fc99e Initial load duke parents: diff changeset	4 *
a61af66fc99e Initial load duke parents: diff changeset	5 * This code is free software; you can redistribute it and/or modify it
a61af66fc99e Initial load duke parents: diff changeset	6 * under the terms of the GNU General Public License version 2 only, as
a61af66fc99e Initial load duke parents: diff changeset	7 * published by the Free Software Foundation.
a61af66fc99e Initial load duke parents: diff changeset	8 *
a61af66fc99e Initial load duke parents: diff changeset	9 * This code is distributed in the hope that it will be useful, but WITHOUT
a61af66fc99e Initial load duke parents: diff changeset	10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
a61af66fc99e Initial load duke parents: diff changeset	11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
a61af66fc99e Initial load duke parents: diff changeset	12 * version 2 for more details (a copy is included in the LICENSE file that
a61af66fc99e Initial load duke parents: diff changeset	13 * accompanied this code).
a61af66fc99e Initial load duke parents: diff changeset	14 *
a61af66fc99e Initial load duke parents: diff changeset	15 * You should have received a copy of the GNU General Public License version
a61af66fc99e Initial load duke parents: diff changeset	16 * 2 along with this work; if not, write to the Free Software Foundation,
a61af66fc99e Initial load duke parents: diff changeset	17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
a61af66fc99e Initial load duke parents: diff changeset	18 *
1552 c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 1334 diff changeset	19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 1334 diff changeset	20 * or visit www.oracle.com if you need additional information or have any
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 1334 diff changeset	21 * questions.
0 a61af66fc99e Initial load duke parents: diff changeset	22 *
a61af66fc99e Initial load duke parents: diff changeset	23 */
a61af66fc99e Initial load duke parents: diff changeset	24
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1706 diff changeset	25 #include "precompiled.hpp"
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	26 #include "classfile/symbolTable.hpp"
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1706 diff changeset	27 #include "classfile/systemDictionary.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1706 diff changeset	28 #include "classfile/vmSymbols.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1706 diff changeset	29 #include "gc_interface/collectedHeap.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1706 diff changeset	30 #include "gc_interface/collectedHeap.inline.hpp"
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	31 #include "memory/metadataFactory.hpp"
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1706 diff changeset	32 #include "memory/resourceArea.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1706 diff changeset	33 #include "memory/universe.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1706 diff changeset	34 #include "memory/universe.inline.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1706 diff changeset	35 #include "oops/instanceKlass.hpp"
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	36 #include "oops/klass.inline.hpp"
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	37 #include "oops/objArrayKlass.hpp"
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1706 diff changeset	38 #include "oops/oop.inline.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1706 diff changeset	39 #include "oops/typeArrayKlass.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1706 diff changeset	40 #include "oops/typeArrayOop.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1706 diff changeset	41 #include "runtime/handles.inline.hpp"
8001 db9981fd3124 8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS jprovino parents: 6840 diff changeset	42 #include "utilities/macros.hpp"
0 a61af66fc99e Initial load duke parents: diff changeset	43
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	44 bool TypeArrayKlass::compute_is_subtype_of(Klass* k) {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	45 if (!k->oop_is_typeArray()) {
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	46 return ArrayKlass::compute_is_subtype_of(k);
0 a61af66fc99e Initial load duke parents: diff changeset	47 }
a61af66fc99e Initial load duke parents: diff changeset	48
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	49 TypeArrayKlass* tak = TypeArrayKlass::cast(k);
0 a61af66fc99e Initial load duke parents: diff changeset	50 if (dimension() != tak->dimension()) return false;
a61af66fc99e Initial load duke parents: diff changeset	51
a61af66fc99e Initial load duke parents: diff changeset	52 return element_type() == tak->element_type();
a61af66fc99e Initial load duke parents: diff changeset	53 }
a61af66fc99e Initial load duke parents: diff changeset	54
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	55 TypeArrayKlass* TypeArrayKlass::create_klass(BasicType type,
481 7d7a7c599c17 6578152: fill_region_with_object has usability and safety issues jcoomes parents: 0 diff changeset	56 const char* name_str, TRAPS) {
2177 3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 2119 diff changeset	57 Symbol* sym = NULL;
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 2119 diff changeset	58 if (name_str != NULL) {
5979 fc9d8850ab8b 7150058: Allocate symbols from null boot loader to an arena for NMT coleenp parents: 5935 diff changeset	59 sym = SymbolTable::new_permanent_symbol(name_str, CHECK_NULL);
0 a61af66fc99e Initial load duke parents: diff changeset	60 }
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	61
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	62 ClassLoaderData* null_loader_data = ClassLoaderData::the_null_class_loader_data();
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	63
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	64 TypeArrayKlass* ak = TypeArrayKlass::allocate(null_loader_data, type, sym, CHECK_NULL);
0 a61af66fc99e Initial load duke parents: diff changeset	65
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	66 // Add all classes to our internal class loader list here,
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	67 // including classes in the bootstrap (NULL) class loader.
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	68 // GC walks these as strong roots.
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	69 null_loader_data->add_class(ak);
0 a61af66fc99e Initial load duke parents: diff changeset	70
a61af66fc99e Initial load duke parents: diff changeset	71 // Call complete_create_array_klass after all instance variables have been initialized.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	72 complete_create_array_klass(ak, ak->super(), CHECK_NULL);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	73
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	74 return ak;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	75 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	76
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	77 TypeArrayKlass* TypeArrayKlass::allocate(ClassLoaderData* loader_data, BasicType type, Symbol* name, TRAPS) {
d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	78 assert(TypeArrayKlass::header_size() <= InstanceKlass::header_size(),
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	79 "array klasses must be same size as InstanceKlass");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	80
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	81 int size = ArrayKlass::static_size(TypeArrayKlass::header_size());
0 a61af66fc99e Initial load duke parents: diff changeset	82
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	83 return new (loader_data, size, THREAD) TypeArrayKlass(type, name);
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	84 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	85
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	86 TypeArrayKlass::TypeArrayKlass(BasicType type, Symbol* name) : ArrayKlass(name) {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	87 set_layout_helper(array_layout_helper(type));
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	88 assert(oop_is_array(), "sanity");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	89 assert(oop_is_typeArray(), "sanity");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	90
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	91 set_max_length(arrayOopDesc::max_array_length(type));
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	92 assert(size() >= TypeArrayKlass::header_size(), "bad size");
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	93
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	94 set_class_loader_data(ClassLoaderData::the_null_class_loader_data());
0 a61af66fc99e Initial load duke parents: diff changeset	95 }
a61af66fc99e Initial load duke parents: diff changeset	96
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	97 typeArrayOop TypeArrayKlass::allocate_common(int length, bool do_zero, TRAPS) {
0 a61af66fc99e Initial load duke parents: diff changeset	98 assert(log2_element_size() >= 0, "bad scale");
a61af66fc99e Initial load duke parents: diff changeset	99 if (length >= 0) {
a61af66fc99e Initial load duke parents: diff changeset	100 if (length <= max_length()) {
a61af66fc99e Initial load duke parents: diff changeset	101 size_t size = typeArrayOopDesc::object_size(layout_helper(), length);
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	102 KlassHandle h_k(THREAD, this);
0 a61af66fc99e Initial load duke parents: diff changeset	103 typeArrayOop t;
a61af66fc99e Initial load duke parents: diff changeset	104 CollectedHeap* ch = Universe::heap();
3961 a92cdbac8b9e 7081933: Use zeroing elimination optimization for large array kvn parents: 3774 diff changeset	105 if (do_zero) {
a92cdbac8b9e 7081933: Use zeroing elimination optimization for large array kvn parents: 3774 diff changeset	106 t = (typeArrayOop)CollectedHeap::array_allocate(h_k, (int)size, length, CHECK_NULL);
a92cdbac8b9e 7081933: Use zeroing elimination optimization for large array kvn parents: 3774 diff changeset	107 } else {
a92cdbac8b9e 7081933: Use zeroing elimination optimization for large array kvn parents: 3774 diff changeset	108 t = (typeArrayOop)CollectedHeap::array_allocate_nozero(h_k, (int)size, length, CHECK_NULL);
a92cdbac8b9e 7081933: Use zeroing elimination optimization for large array kvn parents: 3774 diff changeset	109 }
0 a61af66fc99e Initial load duke parents: diff changeset	110 return t;
a61af66fc99e Initial load duke parents: diff changeset	111 } else {
876 1413494da700 6850957: Honor -XX:OnOutOfMemoryError when array size exceeds VM limit martin parents: 579 diff changeset	112 report_java_out_of_memory("Requested array size exceeds VM limit");
5935 a735aec54ea4 7123170: JCK vm/jvmti/ResourceExhausted/resexh001/resexh00101/ tests fails since 7u4 b02 sspitsyn parents: 3961 diff changeset	113 JvmtiExport::post_array_size_exhausted();
0 a61af66fc99e Initial load duke parents: diff changeset	114 THROW_OOP_0(Universe::out_of_memory_error_array_size());
a61af66fc99e Initial load duke parents: diff changeset	115 }
a61af66fc99e Initial load duke parents: diff changeset	116 } else {
a61af66fc99e Initial load duke parents: diff changeset	117 THROW_0(vmSymbols::java_lang_NegativeArraySizeException());
a61af66fc99e Initial load duke parents: diff changeset	118 }
a61af66fc99e Initial load duke parents: diff changeset	119 }
a61af66fc99e Initial load duke parents: diff changeset	120
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	121 oop TypeArrayKlass::multi_allocate(int rank, jint* last_size, TRAPS) {
0 a61af66fc99e Initial load duke parents: diff changeset	122 // For typeArrays this is only called for the last dimension
a61af66fc99e Initial load duke parents: diff changeset	123 assert(rank == 1, "just checking");
a61af66fc99e Initial load duke parents: diff changeset	124 int length = *last_size;
a61af66fc99e Initial load duke parents: diff changeset	125 return allocate(length, THREAD);
a61af66fc99e Initial load duke parents: diff changeset	126 }
a61af66fc99e Initial load duke parents: diff changeset	127
a61af66fc99e Initial load duke parents: diff changeset	128
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	129 void TypeArrayKlass::copy_array(arrayOop s, int src_pos, arrayOop d, int dst_pos, int length, TRAPS) {
0 a61af66fc99e Initial load duke parents: diff changeset	130 assert(s->is_typeArray(), "must be type array");
a61af66fc99e Initial load duke parents: diff changeset	131
a61af66fc99e Initial load duke parents: diff changeset	132 // Check destination
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	133 if (!d->is_typeArray() \|\| element_type() != TypeArrayKlass::cast(d->klass())->element_type()) {
0 a61af66fc99e Initial load duke parents: diff changeset	134 THROW(vmSymbols::java_lang_ArrayStoreException());
a61af66fc99e Initial load duke parents: diff changeset	135 }
a61af66fc99e Initial load duke parents: diff changeset	136
a61af66fc99e Initial load duke parents: diff changeset	137 // Check is all offsets and lengths are non negative
a61af66fc99e Initial load duke parents: diff changeset	138 if (src_pos < 0 \|\| dst_pos < 0 \|\| length < 0) {
a61af66fc99e Initial load duke parents: diff changeset	139 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
a61af66fc99e Initial load duke parents: diff changeset	140 }
a61af66fc99e Initial load duke parents: diff changeset	141 // Check if the ranges are valid
a61af66fc99e Initial load duke parents: diff changeset	142 if ( (((unsigned int) length + (unsigned int) src_pos) > (unsigned int) s->length())
a61af66fc99e Initial load duke parents: diff changeset	143 \|\| (((unsigned int) length + (unsigned int) dst_pos) > (unsigned int) d->length()) ) {
a61af66fc99e Initial load duke parents: diff changeset	144 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
a61af66fc99e Initial load duke parents: diff changeset	145 }
1334 b5d78a3b8843 6892265: System.arraycopy unable to reference elements beyond Integer.MAX_VALUE bytes kvn parents: 876 diff changeset	146 // Check zero copy
b5d78a3b8843 6892265: System.arraycopy unable to reference elements beyond Integer.MAX_VALUE bytes kvn parents: 876 diff changeset	147 if (length == 0)
b5d78a3b8843 6892265: System.arraycopy unable to reference elements beyond Integer.MAX_VALUE bytes kvn parents: 876 diff changeset	148 return;
0 a61af66fc99e Initial load duke parents: diff changeset	149
a61af66fc99e Initial load duke parents: diff changeset	150 // This is an attempt to make the copy_array fast.
a61af66fc99e Initial load duke parents: diff changeset	151 int l2es = log2_element_size();
a61af66fc99e Initial load duke parents: diff changeset	152 int ihs = array_header_in_bytes() / wordSize;
1334 b5d78a3b8843 6892265: System.arraycopy unable to reference elements beyond Integer.MAX_VALUE bytes kvn parents: 876 diff changeset	153 char* src = (char) ((oop)s + ihs) + ((size_t)src_pos << l2es);
b5d78a3b8843 6892265: System.arraycopy unable to reference elements beyond Integer.MAX_VALUE bytes kvn parents: 876 diff changeset	154 char* dst = (char) ((oop)d + ihs) + ((size_t)dst_pos << l2es);
b5d78a3b8843 6892265: System.arraycopy unable to reference elements beyond Integer.MAX_VALUE bytes kvn parents: 876 diff changeset	155 Copy::conjoint_memory_atomic(src, dst, (size_t)length << l2es);
0 a61af66fc99e Initial load duke parents: diff changeset	156 }
a61af66fc99e Initial load duke parents: diff changeset	157
a61af66fc99e Initial load duke parents: diff changeset	158
a61af66fc99e Initial load duke parents: diff changeset	159 // create a klass of array holding typeArrays
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	160 Klass* TypeArrayKlass::array_klass_impl(bool or_null, int n, TRAPS) {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	161 int dim = dimension();
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	162 assert(dim <= n, "check order of chain");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	163 if (dim == n)
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	164 return this;
0 a61af66fc99e Initial load duke parents: diff changeset	165
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	166 if (higher_dimension() == NULL) {
0 a61af66fc99e Initial load duke parents: diff changeset	167 if (or_null) return NULL;
a61af66fc99e Initial load duke parents: diff changeset	168
a61af66fc99e Initial load duke parents: diff changeset	169 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	170 JavaThread jt = (JavaThread )THREAD;
a61af66fc99e Initial load duke parents: diff changeset	171 {
a61af66fc99e Initial load duke parents: diff changeset	172 MutexLocker mc(Compile_lock, THREAD); // for vtables
a61af66fc99e Initial load duke parents: diff changeset	173 // Atomic create higher dimension and link into list
a61af66fc99e Initial load duke parents: diff changeset	174 MutexLocker mu(MultiArray_lock, THREAD);
a61af66fc99e Initial load duke parents: diff changeset	175
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	176 if (higher_dimension() == NULL) {
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	177 Klass* oak = ObjArrayKlass::allocate_objArray_klass(
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	178 class_loader_data(), dim + 1, this, CHECK_NULL);
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	179 ObjArrayKlass* h_ak = ObjArrayKlass::cast(oak);
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	180 h_ak->set_lower_dimension(this);
2119 d4fca0a6abde 7011386: race in objArrayKlass::array_klass_impl kvn parents: 1972 diff changeset	181 OrderAccess::storestore();
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	182 set_higher_dimension(h_ak);
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	183 assert(h_ak->oop_is_objArray(), "incorrect initialization of ObjArrayKlass");
0 a61af66fc99e Initial load duke parents: diff changeset	184 }
a61af66fc99e Initial load duke parents: diff changeset	185 }
a61af66fc99e Initial load duke parents: diff changeset	186 } else {
a61af66fc99e Initial load duke parents: diff changeset	187 CHECK_UNHANDLED_OOPS_ONLY(Thread::current()->clear_unhandled_oops());
a61af66fc99e Initial load duke parents: diff changeset	188 }
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	189 ObjArrayKlass* h_ak = ObjArrayKlass::cast(higher_dimension());
0 a61af66fc99e Initial load duke parents: diff changeset	190 if (or_null) {
a61af66fc99e Initial load duke parents: diff changeset	191 return h_ak->array_klass_or_null(n);
a61af66fc99e Initial load duke parents: diff changeset	192 }
a61af66fc99e Initial load duke parents: diff changeset	193 return h_ak->array_klass(n, CHECK_NULL);
a61af66fc99e Initial load duke parents: diff changeset	194 }
a61af66fc99e Initial load duke parents: diff changeset	195
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	196 Klass* TypeArrayKlass::array_klass_impl(bool or_null, TRAPS) {
0 a61af66fc99e Initial load duke parents: diff changeset	197 return array_klass_impl(or_null, dimension() + 1, THREAD);
a61af66fc99e Initial load duke parents: diff changeset	198 }
a61af66fc99e Initial load duke parents: diff changeset	199
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	200 int TypeArrayKlass::oop_size(oop obj) const {
0 a61af66fc99e Initial load duke parents: diff changeset	201 assert(obj->is_typeArray(),"must be a type array");
a61af66fc99e Initial load duke parents: diff changeset	202 typeArrayOop t = typeArrayOop(obj);
a61af66fc99e Initial load duke parents: diff changeset	203 return t->object_size();
a61af66fc99e Initial load duke parents: diff changeset	204 }
a61af66fc99e Initial load duke parents: diff changeset	205
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	206 void TypeArrayKlass::oop_follow_contents(oop obj) {
0 a61af66fc99e Initial load duke parents: diff changeset	207 assert(obj->is_typeArray(),"must be a type array");
a61af66fc99e Initial load duke parents: diff changeset	208 // Performance tweak: We skip iterating over the klass pointer since we
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	209 // know that Universe::TypeArrayKlass never moves.
0 a61af66fc99e Initial load duke parents: diff changeset	210 }
a61af66fc99e Initial load duke parents: diff changeset	211
8001 db9981fd3124 8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS jprovino parents: 6840 diff changeset	212 #if INCLUDE_ALL_GCS
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	213 void TypeArrayKlass::oop_follow_contents(ParCompactionManager* cm, oop obj) {
0 a61af66fc99e Initial load duke parents: diff changeset	214 assert(obj->is_typeArray(),"must be a type array");
a61af66fc99e Initial load duke parents: diff changeset	215 // Performance tweak: We skip iterating over the klass pointer since we
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	216 // know that Universe::TypeArrayKlass never moves.
0 a61af66fc99e Initial load duke parents: diff changeset	217 }
8001 db9981fd3124 8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS jprovino parents: 6840 diff changeset	218 #endif // INCLUDE_ALL_GCS
0 a61af66fc99e Initial load duke parents: diff changeset	219
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	220 int TypeArrayKlass::oop_adjust_pointers(oop obj) {
0 a61af66fc99e Initial load duke parents: diff changeset	221 assert(obj->is_typeArray(),"must be a type array");
a61af66fc99e Initial load duke parents: diff changeset	222 typeArrayOop t = typeArrayOop(obj);
a61af66fc99e Initial load duke parents: diff changeset	223 // Performance tweak: We skip iterating over the klass pointer since we
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	224 // know that Universe::TypeArrayKlass never moves.
0 a61af66fc99e Initial load duke parents: diff changeset	225 return t->object_size();
a61af66fc99e Initial load duke parents: diff changeset	226 }
a61af66fc99e Initial load duke parents: diff changeset	227
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	228 int TypeArrayKlass::oop_oop_iterate(oop obj, ExtendedOopClosure* blk) {
0 a61af66fc99e Initial load duke parents: diff changeset	229 assert(obj->is_typeArray(),"must be a type array");
a61af66fc99e Initial load duke parents: diff changeset	230 typeArrayOop t = typeArrayOop(obj);
a61af66fc99e Initial load duke parents: diff changeset	231 // Performance tweak: We skip iterating over the klass pointer since we
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	232 // know that Universe::TypeArrayKlass never moves.
0 a61af66fc99e Initial load duke parents: diff changeset	233 return t->object_size();
a61af66fc99e Initial load duke parents: diff changeset	234 }
a61af66fc99e Initial load duke parents: diff changeset	235
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	236 int TypeArrayKlass::oop_oop_iterate_m(oop obj, ExtendedOopClosure* blk, MemRegion mr) {
0 a61af66fc99e Initial load duke parents: diff changeset	237 assert(obj->is_typeArray(),"must be a type array");
a61af66fc99e Initial load duke parents: diff changeset	238 typeArrayOop t = typeArrayOop(obj);
a61af66fc99e Initial load duke parents: diff changeset	239 // Performance tweak: We skip iterating over the klass pointer since we
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	240 // know that Universe::TypeArrayKlass never moves.
0 a61af66fc99e Initial load duke parents: diff changeset	241 return t->object_size();
a61af66fc99e Initial load duke parents: diff changeset	242 }
a61af66fc99e Initial load duke parents: diff changeset	243
8001 db9981fd3124 8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS jprovino parents: 6840 diff changeset	244 #if INCLUDE_ALL_GCS
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	245 void TypeArrayKlass::oop_push_contents(PSPromotionManager* pm, oop obj) {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	246 ShouldNotReachHere();
0 a61af66fc99e Initial load duke parents: diff changeset	247 assert(obj->is_typeArray(),"must be a type array");
a61af66fc99e Initial load duke parents: diff changeset	248 }
a61af66fc99e Initial load duke parents: diff changeset	249
a61af66fc99e Initial load duke parents: diff changeset	250 int
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	251 TypeArrayKlass::oop_update_pointers(ParCompactionManager* cm, oop obj) {
0 a61af66fc99e Initial load duke parents: diff changeset	252 assert(obj->is_typeArray(),"must be a type array");
a61af66fc99e Initial load duke parents: diff changeset	253 return typeArrayOop(obj)->object_size();
a61af66fc99e Initial load duke parents: diff changeset	254 }
8001 db9981fd3124 8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS jprovino parents: 6840 diff changeset	255 #endif // INCLUDE_ALL_GCS
0 a61af66fc99e Initial load duke parents: diff changeset	256
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	257 void TypeArrayKlass::initialize(TRAPS) {
0 a61af66fc99e Initial load duke parents: diff changeset	258 // Nothing to do. Having this function is handy since objArrayKlasses can be
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	259 // initialized by calling initialize on their bottom_klass, see ObjArrayKlass::initialize
0 a61af66fc99e Initial load duke parents: diff changeset	260 }
a61af66fc99e Initial load duke parents: diff changeset	261
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	262 const char* TypeArrayKlass::external_name(BasicType type) {
0 a61af66fc99e Initial load duke parents: diff changeset	263 switch (type) {
a61af66fc99e Initial load duke parents: diff changeset	264 case T_BOOLEAN: return "[Z";
a61af66fc99e Initial load duke parents: diff changeset	265 case T_CHAR: return "[C";
a61af66fc99e Initial load duke parents: diff changeset	266 case T_FLOAT: return "[F";
a61af66fc99e Initial load duke parents: diff changeset	267 case T_DOUBLE: return "[D";
a61af66fc99e Initial load duke parents: diff changeset	268 case T_BYTE: return "[B";
a61af66fc99e Initial load duke parents: diff changeset	269 case T_SHORT: return "[S";
a61af66fc99e Initial load duke parents: diff changeset	270 case T_INT: return "[I";
a61af66fc99e Initial load duke parents: diff changeset	271 case T_LONG: return "[J";
a61af66fc99e Initial load duke parents: diff changeset	272 default: ShouldNotReachHere();
a61af66fc99e Initial load duke parents: diff changeset	273 }
a61af66fc99e Initial load duke parents: diff changeset	274 return NULL;
a61af66fc99e Initial load duke parents: diff changeset	275 }
a61af66fc99e Initial load duke parents: diff changeset	276
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	277
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	278 // Printing
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	279
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	280 void TypeArrayKlass::print_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	281 #ifndef PRODUCT
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	282 assert(is_klass(), "must be klass");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	283 print_value_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	284 Klass::print_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	285 #endif //PRODUCT
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	286 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	287
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	288 void TypeArrayKlass::print_value_on(outputStream* st) const {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	289 assert(is_klass(), "must be klass");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	290 st->print("{type array ");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	291 switch (element_type()) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	292 case T_BOOLEAN: st->print("bool"); break;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	293 case T_CHAR: st->print("char"); break;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	294 case T_FLOAT: st->print("float"); break;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	295 case T_DOUBLE: st->print("double"); break;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	296 case T_BYTE: st->print("byte"); break;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	297 case T_SHORT: st->print("short"); break;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	298 case T_INT: st->print("int"); break;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	299 case T_LONG: st->print("long"); break;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	300 default: ShouldNotReachHere();
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	301 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	302 st->print("}");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	303 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	304
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 5979 diff changeset	305 #ifndef PRODUCT
0 a61af66fc99e Initial load duke parents: diff changeset	306
a61af66fc99e Initial load duke parents: diff changeset	307 static void print_boolean_array(typeArrayOop ta, int print_len, outputStream* st) {
a61af66fc99e Initial load duke parents: diff changeset	308 for (int index = 0; index < print_len; index++) {
a61af66fc99e Initial load duke parents: diff changeset	309 st->print_cr(" - %3d: %s", index, (ta->bool_at(index) == 0) ? "false" : "true");
a61af66fc99e Initial load duke parents: diff changeset	310 }
a61af66fc99e Initial load duke parents: diff changeset	311 }
a61af66fc99e Initial load duke parents: diff changeset	312
a61af66fc99e Initial load duke parents: diff changeset	313
a61af66fc99e Initial load duke parents: diff changeset	314 static void print_char_array(typeArrayOop ta, int print_len, outputStream* st) {
a61af66fc99e Initial load duke parents: diff changeset	315 for (int index = 0; index < print_len; index++) {
a61af66fc99e Initial load duke parents: diff changeset	316 jchar c = ta->char_at(index);
a61af66fc99e Initial load duke parents: diff changeset	317 st->print_cr(" - %3d: %x %c", index, c, isprint(c) ? c : ' ');
a61af66fc99e Initial load duke parents: diff changeset	318 }
a61af66fc99e Initial load duke parents: diff changeset	319 }
a61af66fc99e Initial load duke parents: diff changeset	320
a61af66fc99e Initial load duke parents: diff changeset	321
a61af66fc99e Initial load duke parents: diff changeset	322 static void print_float_array(typeArrayOop ta, int print_len, outputStream* st) {
a61af66fc99e Initial load duke parents: diff changeset	323 for (int index = 0; index < print_len; index++) {
a61af66fc99e Initial load duke parents: diff changeset	324 st->print_cr(" - %3d: %g", index, ta->float_at(index));
a61af66fc99e Initial load duke parents: diff changeset	325 }
a61af66fc99e Initial load duke parents: diff changeset	326 }
a61af66fc99e Initial load duke parents: diff changeset	327
a61af66fc99e Initial load duke parents: diff changeset	328
a61af66fc99e Initial load duke parents: diff changeset	329 static void print_double_array(typeArrayOop ta, int print_len, outputStream* st) {
a61af66fc99e Initial load duke parents: diff changeset	330 for (int index = 0; index < print_len; index++) {
a61af66fc99e Initial load duke parents: diff changeset	331 st->print_cr(" - %3d: %g", index, ta->double_at(index));
a61af66fc99e Initial load duke parents: diff changeset	332 }
a61af66fc99e Initial load duke parents: diff changeset	333 }
a61af66fc99e Initial load duke parents: diff changeset	334
a61af66fc99e Initial load duke parents: diff changeset	335
a61af66fc99e Initial load duke parents: diff changeset	336 static void print_byte_array(typeArrayOop ta, int print_len, outputStream* st) {
a61af66fc99e Initial load duke parents: diff changeset	337 for (int index = 0; index < print_len; index++) {
a61af66fc99e Initial load duke parents: diff changeset	338 jbyte c = ta->byte_at(index);
a61af66fc99e Initial load duke parents: diff changeset	339 st->print_cr(" - %3d: %x %c", index, c, isprint(c) ? c : ' ');
a61af66fc99e Initial load duke parents: diff changeset	340 }
a61af66fc99e Initial load duke parents: diff changeset	341 }
a61af66fc99e Initial load duke parents: diff changeset	342
a61af66fc99e Initial load duke parents: diff changeset	343
a61af66fc99e Initial load duke parents: diff changeset	344 static void print_short_array(typeArrayOop ta, int print_len, outputStream* st) {
a61af66fc99e Initial load duke parents: diff changeset	345 for (int index = 0; index < print_len; index++) {
a61af66fc99e Initial load duke parents: diff changeset	346 int v = ta->ushort_at(index);
a61af66fc99e Initial load duke parents: diff changeset	347 st->print_cr(" - %3d: 0x%x\t %d", index, v, v);
a61af66fc99e Initial load duke parents: diff changeset	348 }
a61af66fc99e Initial load duke parents: diff changeset	349 }
a61af66fc99e Initial load duke parents: diff changeset	350
a61af66fc99e Initial load duke parents: diff changeset	351
a61af66fc99e Initial load duke parents: diff changeset	352 static void print_int_array(typeArrayOop ta, int print_len, outputStream* st) {
a61af66fc99e Initial load duke parents: diff changeset	353 for (int index = 0; index < print_len; index++) {
a61af66fc99e Initial load duke parents: diff changeset	354 jint v = ta->int_at(index);
a61af66fc99e Initial load duke parents: diff changeset	355 st->print_cr(" - %3d: 0x%x %d", index, v, v);
a61af66fc99e Initial load duke parents: diff changeset	356 }
a61af66fc99e Initial load duke parents: diff changeset	357 }
a61af66fc99e Initial load duke parents: diff changeset	358
a61af66fc99e Initial load duke parents: diff changeset	359
a61af66fc99e Initial load duke parents: diff changeset	360 static void print_long_array(typeArrayOop ta, int print_len, outputStream* st) {
a61af66fc99e Initial load duke parents: diff changeset	361 for (int index = 0; index < print_len; index++) {
a61af66fc99e Initial load duke parents: diff changeset	362 jlong v = ta->long_at(index);
a61af66fc99e Initial load duke parents: diff changeset	363 st->print_cr(" - %3d: 0x%x 0x%x", index, high(v), low(v));
a61af66fc99e Initial load duke parents: diff changeset	364 }
a61af66fc99e Initial load duke parents: diff changeset	365 }
a61af66fc99e Initial load duke parents: diff changeset	366
a61af66fc99e Initial load duke parents: diff changeset	367
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	368 void TypeArrayKlass::oop_print_on(oop obj, outputStream* st) {
d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	369 ArrayKlass::oop_print_on(obj, st);
0 a61af66fc99e Initial load duke parents: diff changeset	370 typeArrayOop ta = typeArrayOop(obj);
a61af66fc99e Initial load duke parents: diff changeset	371 int print_len = MIN2((intx) ta->length(), MaxElementPrintSize);
a61af66fc99e Initial load duke parents: diff changeset	372 switch (element_type()) {
a61af66fc99e Initial load duke parents: diff changeset	373 case T_BOOLEAN: print_boolean_array(ta, print_len, st); break;
a61af66fc99e Initial load duke parents: diff changeset	374 case T_CHAR: print_char_array(ta, print_len, st); break;
a61af66fc99e Initial load duke parents: diff changeset	375 case T_FLOAT: print_float_array(ta, print_len, st); break;
a61af66fc99e Initial load duke parents: diff changeset	376 case T_DOUBLE: print_double_array(ta, print_len, st); break;
a61af66fc99e Initial load duke parents: diff changeset	377 case T_BYTE: print_byte_array(ta, print_len, st); break;
a61af66fc99e Initial load duke parents: diff changeset	378 case T_SHORT: print_short_array(ta, print_len, st); break;
a61af66fc99e Initial load duke parents: diff changeset	379 case T_INT: print_int_array(ta, print_len, st); break;
a61af66fc99e Initial load duke parents: diff changeset	380 case T_LONG: print_long_array(ta, print_len, st); break;
a61af66fc99e Initial load duke parents: diff changeset	381 default: ShouldNotReachHere();
a61af66fc99e Initial load duke parents: diff changeset	382 }
a61af66fc99e Initial load duke parents: diff changeset	383 int remaining = ta->length() - print_len;
a61af66fc99e Initial load duke parents: diff changeset	384 if (remaining > 0) {
6815 86af3dacab81 8000227: [obj\|type]ArrayKlass::oop_print_on prints one line to tty instead of the provided output stream stefank parents: 6725 diff changeset	385 st->print_cr(" - <%d more elements, increase MaxElementPrintSize to print>", remaining);
0 a61af66fc99e Initial load duke parents: diff changeset	386 }
a61af66fc99e Initial load duke parents: diff changeset	387 }
a61af66fc99e Initial load duke parents: diff changeset	388
a61af66fc99e Initial load duke parents: diff changeset	389 #endif // PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	390
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6725 diff changeset	391 const char* TypeArrayKlass::internal_name() const {
0 a61af66fc99e Initial load duke parents: diff changeset	392 return Klass::external_name();
a61af66fc99e Initial load duke parents: diff changeset	393 }

Mercurial > hg > truffle

annotate src/share/vm/oops/typeArrayKlass.cpp @ 17467:55fb97c4c58d hs25-b65