graal-compiler: src/share/vm/oops/methodData.cpp annotate

annotate src/share/vm/oops/methodData.cpp @ 12882:ce0cc25bc5e2

8026054: New type profiling points: type of return values at calls Summary: x86 interpreter and c1 type profiling for return values at calls Reviewed-by: kvn, twisti

author	roland
date	Sat, 12 Oct 2013 12:12:59 +0200
parents	d13d7aba8c12
children	5ccbab1c69f3

rev	line source
0 a61af66fc99e Initial load duke parents: diff changeset	1 /*
7956 16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	2 * Copyright (c) 2000, 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: 941 diff changeset	19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 941 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: 941 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: 1783 diff changeset	25 #include "precompiled.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1783 diff changeset	26 #include "classfile/systemDictionary.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1783 diff changeset	27 #include "interpreter/bytecode.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1783 diff changeset	28 #include "interpreter/bytecodeStream.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1783 diff changeset	29 #include "interpreter/linkResolver.hpp"
7956 16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	30 #include "memory/heapInspection.hpp"
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	31 #include "oops/methodData.hpp"
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	32 #include "prims/jvmtiRedefineClasses.hpp"
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1783 diff changeset	33 #include "runtime/compilationPolicy.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1783 diff changeset	34 #include "runtime/deoptimization.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1783 diff changeset	35 #include "runtime/handles.inline.hpp"
0 a61af66fc99e Initial load duke parents: diff changeset	36
a61af66fc99e Initial load duke parents: diff changeset	37 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	38 // DataLayout
a61af66fc99e Initial load duke parents: diff changeset	39 //
a61af66fc99e Initial load duke parents: diff changeset	40 // Overlay for generic profiling data.
a61af66fc99e Initial load duke parents: diff changeset	41
a61af66fc99e Initial load duke parents: diff changeset	42 // Some types of data layouts need a length field.
a61af66fc99e Initial load duke parents: diff changeset	43 bool DataLayout::needs_array_len(u1 tag) {
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	44 return (tag == multi_branch_data_tag) \|\| (tag == arg_info_data_tag);
0 a61af66fc99e Initial load duke parents: diff changeset	45 }
a61af66fc99e Initial load duke parents: diff changeset	46
a61af66fc99e Initial load duke parents: diff changeset	47 // Perform generic initialization of the data. More specific
a61af66fc99e Initial load duke parents: diff changeset	48 // initialization occurs in overrides of ProfileData::post_initialize.
a61af66fc99e Initial load duke parents: diff changeset	49 void DataLayout::initialize(u1 tag, u2 bci, int cell_count) {
a61af66fc99e Initial load duke parents: diff changeset	50 _header._bits = (intptr_t)0;
a61af66fc99e Initial load duke parents: diff changeset	51 _header._struct._tag = tag;
a61af66fc99e Initial load duke parents: diff changeset	52 _header._struct._bci = bci;
a61af66fc99e Initial load duke parents: diff changeset	53 for (int i = 0; i < cell_count; i++) {
a61af66fc99e Initial load duke parents: diff changeset	54 set_cell_at(i, (intptr_t)0);
a61af66fc99e Initial load duke parents: diff changeset	55 }
a61af66fc99e Initial load duke parents: diff changeset	56 if (needs_array_len(tag)) {
a61af66fc99e Initial load duke parents: diff changeset	57 set_cell_at(ArrayData::array_len_off_set, cell_count - 1); // -1 for header.
a61af66fc99e Initial load duke parents: diff changeset	58 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	59 if (tag == call_type_data_tag) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	60 CallTypeData::initialize(this, cell_count);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	61 } else if (tag == virtual_call_type_data_tag) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	62 VirtualCallTypeData::initialize(this, cell_count);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	63 }
0 a61af66fc99e Initial load duke parents: diff changeset	64 }
a61af66fc99e Initial load duke parents: diff changeset	65
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	66 void DataLayout::clean_weak_klass_links(BoolObjectClosure* cl) {
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	67 ResourceMark m;
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	68 data_in()->clean_weak_klass_links(cl);
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	69 }
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	70
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	71
0 a61af66fc99e Initial load duke parents: diff changeset	72 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	73 // ProfileData
a61af66fc99e Initial load duke parents: diff changeset	74 //
a61af66fc99e Initial load duke parents: diff changeset	75 // A ProfileData object is created to refer to a section of profiling
a61af66fc99e Initial load duke parents: diff changeset	76 // data in a structured way.
a61af66fc99e Initial load duke parents: diff changeset	77
a61af66fc99e Initial load duke parents: diff changeset	78 // Constructor for invalid ProfileData.
a61af66fc99e Initial load duke parents: diff changeset	79 ProfileData::ProfileData() {
a61af66fc99e Initial load duke parents: diff changeset	80 _data = NULL;
a61af66fc99e Initial load duke parents: diff changeset	81 }
a61af66fc99e Initial load duke parents: diff changeset	82
a61af66fc99e Initial load duke parents: diff changeset	83 #ifndef PRODUCT
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	84 void ProfileData::print_shared(outputStream* st, const char* name) const {
0 a61af66fc99e Initial load duke parents: diff changeset	85 st->print("bci: %d", bci());
a61af66fc99e Initial load duke parents: diff changeset	86 st->fill_to(tab_width_one);
a61af66fc99e Initial load duke parents: diff changeset	87 st->print("%s", name);
a61af66fc99e Initial load duke parents: diff changeset	88 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	89 int trap = trap_state();
a61af66fc99e Initial load duke parents: diff changeset	90 if (trap != 0) {
a61af66fc99e Initial load duke parents: diff changeset	91 char buf[100];
a61af66fc99e Initial load duke parents: diff changeset	92 st->print("trap(%s) ", Deoptimization::format_trap_state(buf, sizeof(buf), trap));
a61af66fc99e Initial load duke parents: diff changeset	93 }
a61af66fc99e Initial load duke parents: diff changeset	94 int flags = data()->flags();
a61af66fc99e Initial load duke parents: diff changeset	95 if (flags != 0)
a61af66fc99e Initial load duke parents: diff changeset	96 st->print("flags(%d) ", flags);
a61af66fc99e Initial load duke parents: diff changeset	97 }
a61af66fc99e Initial load duke parents: diff changeset	98
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	99 void ProfileData::tab(outputStream* st, bool first) const {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	100 st->fill_to(first ? tab_width_one : tab_width_two);
0 a61af66fc99e Initial load duke parents: diff changeset	101 }
a61af66fc99e Initial load duke parents: diff changeset	102 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	103
a61af66fc99e Initial load duke parents: diff changeset	104 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	105 // BitData
a61af66fc99e Initial load duke parents: diff changeset	106 //
a61af66fc99e Initial load duke parents: diff changeset	107 // A BitData corresponds to a one-bit flag. This is used to indicate
a61af66fc99e Initial load duke parents: diff changeset	108 // whether a checkcast bytecode has seen a null value.
a61af66fc99e Initial load duke parents: diff changeset	109
a61af66fc99e Initial load duke parents: diff changeset	110
a61af66fc99e Initial load duke parents: diff changeset	111 #ifndef PRODUCT
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	112 void BitData::print_data_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	113 print_shared(st, "BitData");
a61af66fc99e Initial load duke parents: diff changeset	114 }
a61af66fc99e Initial load duke parents: diff changeset	115 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	116
a61af66fc99e Initial load duke parents: diff changeset	117 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	118 // CounterData
a61af66fc99e Initial load duke parents: diff changeset	119 //
a61af66fc99e Initial load duke parents: diff changeset	120 // A CounterData corresponds to a simple counter.
a61af66fc99e Initial load duke parents: diff changeset	121
a61af66fc99e Initial load duke parents: diff changeset	122 #ifndef PRODUCT
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	123 void CounterData::print_data_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	124 print_shared(st, "CounterData");
a61af66fc99e Initial load duke parents: diff changeset	125 st->print_cr("count(%u)", count());
a61af66fc99e Initial load duke parents: diff changeset	126 }
a61af66fc99e Initial load duke parents: diff changeset	127 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	128
a61af66fc99e Initial load duke parents: diff changeset	129 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	130 // JumpData
a61af66fc99e Initial load duke parents: diff changeset	131 //
a61af66fc99e Initial load duke parents: diff changeset	132 // A JumpData is used to access profiling information for a direct
a61af66fc99e Initial load duke parents: diff changeset	133 // branch. It is a counter, used for counting the number of branches,
a61af66fc99e Initial load duke parents: diff changeset	134 // plus a data displacement, used for realigning the data pointer to
a61af66fc99e Initial load duke parents: diff changeset	135 // the corresponding target bci.
a61af66fc99e Initial load duke parents: diff changeset	136
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	137 void JumpData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	138 assert(stream->bci() == bci(), "wrong pos");
a61af66fc99e Initial load duke parents: diff changeset	139 int target;
a61af66fc99e Initial load duke parents: diff changeset	140 Bytecodes::Code c = stream->code();
a61af66fc99e Initial load duke parents: diff changeset	141 if (c == Bytecodes::_goto_w \|\| c == Bytecodes::_jsr_w) {
a61af66fc99e Initial load duke parents: diff changeset	142 target = stream->dest_w();
a61af66fc99e Initial load duke parents: diff changeset	143 } else {
a61af66fc99e Initial load duke parents: diff changeset	144 target = stream->dest();
a61af66fc99e Initial load duke parents: diff changeset	145 }
a61af66fc99e Initial load duke parents: diff changeset	146 int my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	147 int target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	148 int offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	149 set_displacement(offset);
a61af66fc99e Initial load duke parents: diff changeset	150 }
a61af66fc99e Initial load duke parents: diff changeset	151
a61af66fc99e Initial load duke parents: diff changeset	152 #ifndef PRODUCT
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	153 void JumpData::print_data_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	154 print_shared(st, "JumpData");
a61af66fc99e Initial load duke parents: diff changeset	155 st->print_cr("taken(%u) displacement(%d)", taken(), displacement());
a61af66fc99e Initial load duke parents: diff changeset	156 }
a61af66fc99e Initial load duke parents: diff changeset	157 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	158
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	159 int TypeStackSlotEntries::compute_cell_count(Symbol* signature, int max) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	160 ResourceMark rm;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	161 SignatureStream ss(signature);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	162 int args_count = MIN2(ss.reference_parameter_count(), max);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	163 return args_count * per_arg_cell_count;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	164 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	165
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	166 int TypeEntriesAtCall::compute_cell_count(BytecodeStream* stream) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	167 assert(Bytecodes::is_invoke(stream->code()), "should be invoke");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	168 assert(TypeStackSlotEntries::per_arg_count() > ReturnTypeEntry::static_cell_count(), "code to test for arguments/results broken");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	169 Bytecode_invoke inv(stream->method(), stream->bci());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	170 int args_cell = 0;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	171 if (arguments_profiling_enabled()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	172 args_cell = TypeStackSlotEntries::compute_cell_count(inv.signature(), TypeProfileArgsLimit);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	173 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	174 int ret_cell = 0;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	175 if (return_profiling_enabled() && (inv.result_type() == T_OBJECT \|\| inv.result_type() == T_ARRAY)) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	176 ret_cell = ReturnTypeEntry::static_cell_count();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	177 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	178 int header_cell = 0;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	179 if (args_cell + ret_cell > 0) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	180 header_cell = header_cell_count();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	181 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	182
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	183 return header_cell + args_cell + ret_cell;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	184 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	185
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	186 class ArgumentOffsetComputer : public SignatureInfo {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	187 private:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	188 int _max;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	189 GrowableArray<int> _offsets;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	190
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	191 void set(int size, BasicType type) { _size += size; }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	192 void do_object(int begin, int end) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	193 if (_offsets.length() < _max) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	194 _offsets.push(_size);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	195 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	196 SignatureInfo::do_object(begin, end);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	197 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	198 void do_array (int begin, int end) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	199 if (_offsets.length() < _max) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	200 _offsets.push(_size);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	201 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	202 SignatureInfo::do_array(begin, end);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	203 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	204
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	205 public:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	206 ArgumentOffsetComputer(Symbol* signature, int max)
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	207 : SignatureInfo(signature), _max(max), _offsets(Thread::current(), max) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	208 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	209
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	210 int total() { lazy_iterate_parameters(); return _size; }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	211
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	212 int off_at(int i) const { return _offsets.at(i); }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	213 };
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	214
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	215 void TypeStackSlotEntries::post_initialize(Symbol* signature, bool has_receiver) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	216 ResourceMark rm;
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	217 ArgumentOffsetComputer aos(signature, _number_of_entries);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	218 aos.total();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	219 for (int i = 0; i < _number_of_entries; i++) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	220 set_stack_slot(i, aos.off_at(i) + (has_receiver ? 1 : 0));
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	221 set_type(i, type_none());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	222 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	223 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	224
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	225 void CallTypeData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	226 assert(Bytecodes::is_invoke(stream->code()), "should be invoke");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	227 Bytecode_invoke inv(stream->method(), stream->bci());
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	228
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	229 SignatureStream ss(inv.signature());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	230 if (has_arguments()) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	231 #ifdef ASSERT
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	232 ResourceMark rm;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	233 int count = MIN2(ss.reference_parameter_count(), (int)TypeProfileArgsLimit);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	234 assert(count > 0, "room for args type but none found?");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	235 check_number_of_arguments(count);
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	236 #endif
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	237 _args.post_initialize(inv.signature(), inv.has_receiver());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	238 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	239
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	240 if (has_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	241 assert(inv.result_type() == T_OBJECT \|\| inv.result_type() == T_ARRAY, "room for a ret type but doesn't return obj?");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	242 _ret.post_initialize();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	243 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	244 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	245
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	246 void VirtualCallTypeData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	247 assert(Bytecodes::is_invoke(stream->code()), "should be invoke");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	248 Bytecode_invoke inv(stream->method(), stream->bci());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	249
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	250 if (has_arguments()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	251 #ifdef ASSERT
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	252 ResourceMark rm;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	253 SignatureStream ss(inv.signature());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	254 int count = MIN2(ss.reference_parameter_count(), (int)TypeProfileArgsLimit);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	255 assert(count > 0, "room for args type but none found?");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	256 check_number_of_arguments(count);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	257 #endif
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	258 _args.post_initialize(inv.signature(), inv.has_receiver());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	259 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	260
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	261 if (has_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	262 assert(inv.result_type() == T_OBJECT \|\| inv.result_type() == T_ARRAY, "room for a ret type but doesn't return obj?");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	263 _ret.post_initialize();
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	264 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	265 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	266
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	267 bool TypeEntries::is_loader_alive(BoolObjectClosure* is_alive_cl, intptr_t p) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	268 return !is_type_none(p) &&
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	269 !((Klass*)klass_part(p))->is_loader_alive(is_alive_cl);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	270 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	271
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	272 void TypeStackSlotEntries::clean_weak_klass_links(BoolObjectClosure* is_alive_cl) {
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	273 for (int i = 0; i < _number_of_entries; i++) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	274 intptr_t p = type(i);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	275 if (is_loader_alive(is_alive_cl, p)) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	276 set_type(i, type_none());
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	277 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	278 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	279 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	280
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	281 void ReturnTypeEntry::clean_weak_klass_links(BoolObjectClosure* is_alive_cl) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	282 intptr_t p = type();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	283 if (is_loader_alive(is_alive_cl, p)) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	284 set_type(type_none());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	285 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	286 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	287
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	288 bool TypeEntriesAtCall::return_profiling_enabled() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	289 return MethodData::profile_return();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	290 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	291
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	292 bool TypeEntriesAtCall::arguments_profiling_enabled() {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	293 return MethodData::profile_arguments();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	294 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	295
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	296 #ifndef PRODUCT
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	297 void TypeEntries::print_klass(outputStream* st, intptr_t k) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	298 if (is_type_none(k)) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	299 st->print("none");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	300 } else if (is_type_unknown(k)) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	301 st->print("unknown");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	302 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	303 valid_klass(k)->print_value_on(st);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	304 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	305 if (was_null_seen(k)) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	306 st->print(" (null seen)");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	307 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	308 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	309
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	310 void TypeStackSlotEntries::print_data_on(outputStream* st) const {
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	311 for (int i = 0; i < _number_of_entries; i++) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	312 _pd->tab(st);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	313 st->print("%d: stack(%u) ", i, stack_slot(i));
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	314 print_klass(st, type(i));
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	315 st->cr();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	316 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	317 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	318
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	319 void ReturnTypeEntry::print_data_on(outputStream* st) const {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	320 _pd->tab(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	321 print_klass(st, type());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	322 st->cr();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	323 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	324
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	325 void CallTypeData::print_data_on(outputStream* st) const {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	326 CounterData::print_data_on(st);
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	327 if (has_arguments()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	328 tab(st, true);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	329 st->print("argument types");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	330 _args.print_data_on(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	331 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	332 if (has_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	333 tab(st, true);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	334 st->print("return type");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	335 _ret.print_data_on(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	336 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	337 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	338
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	339 void VirtualCallTypeData::print_data_on(outputStream* st) const {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	340 VirtualCallData::print_data_on(st);
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	341 if (has_arguments()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	342 tab(st, true);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	343 st->print("argument types");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	344 _args.print_data_on(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	345 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	346 if (has_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	347 tab(st, true);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	348 st->print("return type");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	349 _ret.print_data_on(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	350 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	351 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	352 #endif
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	353
0 a61af66fc99e Initial load duke parents: diff changeset	354 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	355 // ReceiverTypeData
a61af66fc99e Initial load duke parents: diff changeset	356 //
a61af66fc99e Initial load duke parents: diff changeset	357 // A ReceiverTypeData is used to access profiling information about a
a61af66fc99e Initial load duke parents: diff changeset	358 // dynamic type check. It consists of a counter which counts the total times
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	359 // that the check is reached, and a series of (Klass*, count) pairs
0 a61af66fc99e Initial load duke parents: diff changeset	360 // which are used to store a type profile for the receiver of the check.
a61af66fc99e Initial load duke parents: diff changeset	361
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	362 void ReceiverTypeData::clean_weak_klass_links(BoolObjectClosure* is_alive_cl) {
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	363 for (uint row = 0; row < row_limit(); row++) {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	364 Klass* p = receiver(row);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	365 if (p != NULL && !p->is_loader_alive(is_alive_cl)) {
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	366 clear_row(row);
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	367 }
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	368 }
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	369 }
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	370
0 a61af66fc99e Initial load duke parents: diff changeset	371 #ifndef PRODUCT
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	372 void ReceiverTypeData::print_receiver_data_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	373 uint row;
a61af66fc99e Initial load duke parents: diff changeset	374 int entries = 0;
a61af66fc99e Initial load duke parents: diff changeset	375 for (row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	376 if (receiver(row) != NULL) entries++;
a61af66fc99e Initial load duke parents: diff changeset	377 }
a61af66fc99e Initial load duke parents: diff changeset	378 st->print_cr("count(%u) entries(%u)", count(), entries);
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	379 int total = count();
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	380 for (row = 0; row < row_limit(); row++) {
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	381 if (receiver(row) != NULL) {
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	382 total += receiver_count(row);
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	383 }
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	384 }
0 a61af66fc99e Initial load duke parents: diff changeset	385 for (row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	386 if (receiver(row) != NULL) {
a61af66fc99e Initial load duke parents: diff changeset	387 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	388 receiver(row)->print_value_on(st);
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	389 st->print_cr("(%u %4.2f)", receiver_count(row), (float) receiver_count(row) / (float) total);
0 a61af66fc99e Initial load duke parents: diff changeset	390 }
a61af66fc99e Initial load duke parents: diff changeset	391 }
a61af66fc99e Initial load duke parents: diff changeset	392 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	393 void ReceiverTypeData::print_data_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	394 print_shared(st, "ReceiverTypeData");
a61af66fc99e Initial load duke parents: diff changeset	395 print_receiver_data_on(st);
a61af66fc99e Initial load duke parents: diff changeset	396 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	397 void VirtualCallData::print_data_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	398 print_shared(st, "VirtualCallData");
a61af66fc99e Initial load duke parents: diff changeset	399 print_receiver_data_on(st);
a61af66fc99e Initial load duke parents: diff changeset	400 }
a61af66fc99e Initial load duke parents: diff changeset	401 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	402
a61af66fc99e Initial load duke parents: diff changeset	403 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	404 // RetData
a61af66fc99e Initial load duke parents: diff changeset	405 //
a61af66fc99e Initial load duke parents: diff changeset	406 // A RetData is used to access profiling information for a ret bytecode.
a61af66fc99e Initial load duke parents: diff changeset	407 // It is composed of a count of the number of times that the ret has
a61af66fc99e Initial load duke parents: diff changeset	408 // been executed, followed by a series of triples of the form
a61af66fc99e Initial load duke parents: diff changeset	409 // (bci, count, di) which count the number of times that some bci was the
a61af66fc99e Initial load duke parents: diff changeset	410 // target of the ret and cache a corresponding displacement.
a61af66fc99e Initial load duke parents: diff changeset	411
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	412 void RetData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	413 for (uint row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	414 set_bci_displacement(row, -1);
a61af66fc99e Initial load duke parents: diff changeset	415 set_bci(row, no_bci);
a61af66fc99e Initial load duke parents: diff changeset	416 }
a61af66fc99e Initial load duke parents: diff changeset	417 // release so other threads see a consistent state. bci is used as
a61af66fc99e Initial load duke parents: diff changeset	418 // a valid flag for bci_displacement.
a61af66fc99e Initial load duke parents: diff changeset	419 OrderAccess::release();
a61af66fc99e Initial load duke parents: diff changeset	420 }
a61af66fc99e Initial load duke parents: diff changeset	421
a61af66fc99e Initial load duke parents: diff changeset	422 // This routine needs to atomically update the RetData structure, so the
a61af66fc99e Initial load duke parents: diff changeset	423 // caller needs to hold the RetData_lock before it gets here. Since taking
a61af66fc99e Initial load duke parents: diff changeset	424 // the lock can block (and allow GC) and since RetData is a ProfileData is a
a61af66fc99e Initial load duke parents: diff changeset	425 // wrapper around a derived oop, taking the lock in _this_ method will
a61af66fc99e Initial load duke parents: diff changeset	426 // basically cause the 'this' pointer's _data field to contain junk after the
a61af66fc99e Initial load duke parents: diff changeset	427 // lock. We require the caller to take the lock before making the ProfileData
a61af66fc99e Initial load duke parents: diff changeset	428 // structure. Currently the only caller is InterpreterRuntime::update_mdp_for_ret
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	429 address RetData::fixup_ret(int return_bci, MethodData* h_mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	430 // First find the mdp which corresponds to the return bci.
a61af66fc99e Initial load duke parents: diff changeset	431 address mdp = h_mdo->bci_to_dp(return_bci);
a61af66fc99e Initial load duke parents: diff changeset	432
a61af66fc99e Initial load duke parents: diff changeset	433 // Now check to see if any of the cache slots are open.
a61af66fc99e Initial load duke parents: diff changeset	434 for (uint row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	435 if (bci(row) == no_bci) {
a61af66fc99e Initial load duke parents: diff changeset	436 set_bci_displacement(row, mdp - dp());
a61af66fc99e Initial load duke parents: diff changeset	437 set_bci_count(row, DataLayout::counter_increment);
a61af66fc99e Initial load duke parents: diff changeset	438 // Barrier to ensure displacement is written before the bci; allows
a61af66fc99e Initial load duke parents: diff changeset	439 // the interpreter to read displacement without fear of race condition.
a61af66fc99e Initial load duke parents: diff changeset	440 release_set_bci(row, return_bci);
a61af66fc99e Initial load duke parents: diff changeset	441 break;
a61af66fc99e Initial load duke parents: diff changeset	442 }
a61af66fc99e Initial load duke parents: diff changeset	443 }
a61af66fc99e Initial load duke parents: diff changeset	444 return mdp;
a61af66fc99e Initial load duke parents: diff changeset	445 }
a61af66fc99e Initial load duke parents: diff changeset	446
a61af66fc99e Initial load duke parents: diff changeset	447
a61af66fc99e Initial load duke parents: diff changeset	448 #ifndef PRODUCT
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	449 void RetData::print_data_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	450 print_shared(st, "RetData");
a61af66fc99e Initial load duke parents: diff changeset	451 uint row;
a61af66fc99e Initial load duke parents: diff changeset	452 int entries = 0;
a61af66fc99e Initial load duke parents: diff changeset	453 for (row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	454 if (bci(row) != no_bci) entries++;
a61af66fc99e Initial load duke parents: diff changeset	455 }
a61af66fc99e Initial load duke parents: diff changeset	456 st->print_cr("count(%u) entries(%u)", count(), entries);
a61af66fc99e Initial load duke parents: diff changeset	457 for (row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	458 if (bci(row) != no_bci) {
a61af66fc99e Initial load duke parents: diff changeset	459 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	460 st->print_cr("bci(%d: count(%u) displacement(%d))",
a61af66fc99e Initial load duke parents: diff changeset	461 bci(row), bci_count(row), bci_displacement(row));
a61af66fc99e Initial load duke parents: diff changeset	462 }
a61af66fc99e Initial load duke parents: diff changeset	463 }
a61af66fc99e Initial load duke parents: diff changeset	464 }
a61af66fc99e Initial load duke parents: diff changeset	465 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	466
a61af66fc99e Initial load duke parents: diff changeset	467 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	468 // BranchData
a61af66fc99e Initial load duke parents: diff changeset	469 //
a61af66fc99e Initial load duke parents: diff changeset	470 // A BranchData is used to access profiling data for a two-way branch.
a61af66fc99e Initial load duke parents: diff changeset	471 // It consists of taken and not_taken counts as well as a data displacement
a61af66fc99e Initial load duke parents: diff changeset	472 // for the taken case.
a61af66fc99e Initial load duke parents: diff changeset	473
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	474 void BranchData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	475 assert(stream->bci() == bci(), "wrong pos");
a61af66fc99e Initial load duke parents: diff changeset	476 int target = stream->dest();
a61af66fc99e Initial load duke parents: diff changeset	477 int my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	478 int target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	479 int offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	480 set_displacement(offset);
a61af66fc99e Initial load duke parents: diff changeset	481 }
a61af66fc99e Initial load duke parents: diff changeset	482
a61af66fc99e Initial load duke parents: diff changeset	483 #ifndef PRODUCT
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	484 void BranchData::print_data_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	485 print_shared(st, "BranchData");
a61af66fc99e Initial load duke parents: diff changeset	486 st->print_cr("taken(%u) displacement(%d)",
a61af66fc99e Initial load duke parents: diff changeset	487 taken(), displacement());
a61af66fc99e Initial load duke parents: diff changeset	488 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	489 st->print_cr("not taken(%u)", not_taken());
a61af66fc99e Initial load duke parents: diff changeset	490 }
a61af66fc99e Initial load duke parents: diff changeset	491 #endif
a61af66fc99e Initial load duke parents: diff changeset	492
a61af66fc99e Initial load duke parents: diff changeset	493 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	494 // MultiBranchData
a61af66fc99e Initial load duke parents: diff changeset	495 //
a61af66fc99e Initial load duke parents: diff changeset	496 // A MultiBranchData is used to access profiling information for
a61af66fc99e Initial load duke parents: diff changeset	497 // a multi-way branch (*switch bytecodes). It consists of a series
a61af66fc99e Initial load duke parents: diff changeset	498 // of (count, displacement) pairs, which count the number of times each
a61af66fc99e Initial load duke parents: diff changeset	499 // case was taken and specify the data displacment for each branch target.
a61af66fc99e Initial load duke parents: diff changeset	500
a61af66fc99e Initial load duke parents: diff changeset	501 int MultiBranchData::compute_cell_count(BytecodeStream* stream) {
a61af66fc99e Initial load duke parents: diff changeset	502 int cell_count = 0;
a61af66fc99e Initial load duke parents: diff changeset	503 if (stream->code() == Bytecodes::_tableswitch) {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	504 Bytecode_tableswitch sw(stream->method()(), stream->bcp());
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	505 cell_count = 1 + per_case_cell_count * (1 + sw.length()); // 1 for default
0 a61af66fc99e Initial load duke parents: diff changeset	506 } else {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	507 Bytecode_lookupswitch sw(stream->method()(), stream->bcp());
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	508 cell_count = 1 + per_case_cell_count * (sw.number_of_pairs() + 1); // 1 for default
0 a61af66fc99e Initial load duke parents: diff changeset	509 }
a61af66fc99e Initial load duke parents: diff changeset	510 return cell_count;
a61af66fc99e Initial load duke parents: diff changeset	511 }
a61af66fc99e Initial load duke parents: diff changeset	512
a61af66fc99e Initial load duke parents: diff changeset	513 void MultiBranchData::post_initialize(BytecodeStream* stream,
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	514 MethodData* mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	515 assert(stream->bci() == bci(), "wrong pos");
a61af66fc99e Initial load duke parents: diff changeset	516 int target;
a61af66fc99e Initial load duke parents: diff changeset	517 int my_di;
a61af66fc99e Initial load duke parents: diff changeset	518 int target_di;
a61af66fc99e Initial load duke parents: diff changeset	519 int offset;
a61af66fc99e Initial load duke parents: diff changeset	520 if (stream->code() == Bytecodes::_tableswitch) {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	521 Bytecode_tableswitch sw(stream->method()(), stream->bcp());
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	522 int len = sw.length();
0 a61af66fc99e Initial load duke parents: diff changeset	523 assert(array_len() == per_case_cell_count * (len + 1), "wrong len");
a61af66fc99e Initial load duke parents: diff changeset	524 for (int count = 0; count < len; count++) {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	525 target = sw.dest_offset_at(count) + bci();
0 a61af66fc99e Initial load duke parents: diff changeset	526 my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	527 target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	528 offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	529 set_displacement_at(count, offset);
a61af66fc99e Initial load duke parents: diff changeset	530 }
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	531 target = sw.default_offset() + bci();
0 a61af66fc99e Initial load duke parents: diff changeset	532 my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	533 target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	534 offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	535 set_default_displacement(offset);
a61af66fc99e Initial load duke parents: diff changeset	536
a61af66fc99e Initial load duke parents: diff changeset	537 } else {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	538 Bytecode_lookupswitch sw(stream->method()(), stream->bcp());
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	539 int npairs = sw.number_of_pairs();
0 a61af66fc99e Initial load duke parents: diff changeset	540 assert(array_len() == per_case_cell_count * (npairs + 1), "wrong len");
a61af66fc99e Initial load duke parents: diff changeset	541 for (int count = 0; count < npairs; count++) {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	542 LookupswitchPair pair = sw.pair_at(count);
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	543 target = pair.offset() + bci();
0 a61af66fc99e Initial load duke parents: diff changeset	544 my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	545 target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	546 offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	547 set_displacement_at(count, offset);
a61af66fc99e Initial load duke parents: diff changeset	548 }
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	549 target = sw.default_offset() + bci();
0 a61af66fc99e Initial load duke parents: diff changeset	550 my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	551 target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	552 offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	553 set_default_displacement(offset);
a61af66fc99e Initial load duke parents: diff changeset	554 }
a61af66fc99e Initial load duke parents: diff changeset	555 }
a61af66fc99e Initial load duke parents: diff changeset	556
a61af66fc99e Initial load duke parents: diff changeset	557 #ifndef PRODUCT
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	558 void MultiBranchData::print_data_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	559 print_shared(st, "MultiBranchData");
a61af66fc99e Initial load duke parents: diff changeset	560 st->print_cr("default_count(%u) displacement(%d)",
a61af66fc99e Initial load duke parents: diff changeset	561 default_count(), default_displacement());
a61af66fc99e Initial load duke parents: diff changeset	562 int cases = number_of_cases();
a61af66fc99e Initial load duke parents: diff changeset	563 for (int i = 0; i < cases; i++) {
a61af66fc99e Initial load duke parents: diff changeset	564 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	565 st->print_cr("count(%u) displacement(%d)",
a61af66fc99e Initial load duke parents: diff changeset	566 count_at(i), displacement_at(i));
a61af66fc99e Initial load duke parents: diff changeset	567 }
a61af66fc99e Initial load duke parents: diff changeset	568 }
a61af66fc99e Initial load duke parents: diff changeset	569 #endif
a61af66fc99e Initial load duke parents: diff changeset	570
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	571 #ifndef PRODUCT
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	572 void ArgInfoData::print_data_on(outputStream* st) const {
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	573 print_shared(st, "ArgInfoData");
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	574 int nargs = number_of_args();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	575 for (int i = 0; i < nargs; i++) {
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	576 st->print(" 0x%x", arg_modified(i));
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	577 }
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	578 st->cr();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	579 }
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	580
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	581 #endif
0 a61af66fc99e Initial load duke parents: diff changeset	582 // ==================================================================
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	583 // MethodData*
0 a61af66fc99e Initial load duke parents: diff changeset	584 //
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	585 // A MethodData* holds information which has been collected about
0 a61af66fc99e Initial load duke parents: diff changeset	586 // a method.
a61af66fc99e Initial load duke parents: diff changeset	587
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	588 MethodData* MethodData::allocate(ClassLoaderData* loader_data, methodHandle method, TRAPS) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	589 int size = MethodData::compute_allocation_size_in_words(method);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	590
10376 a1ebd310d5c1 8014912: Restore PrintSharedSpaces functionality after NPG iklam parents: 10107 diff changeset	591 return new (loader_data, size, false, MetaspaceObj::MethodDataType, THREAD)
a1ebd310d5c1 8014912: Restore PrintSharedSpaces functionality after NPG iklam parents: 10107 diff changeset	592 MethodData(method(), size, CHECK_NULL);
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	593 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	594
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	595 int MethodData::bytecode_cell_count(Bytecodes::Code code) {
8860 46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	596 #if defined(COMPILER1) && !defined(COMPILER2)
46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	597 return no_profile_data;
46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	598 #else
0 a61af66fc99e Initial load duke parents: diff changeset	599 switch (code) {
a61af66fc99e Initial load duke parents: diff changeset	600 case Bytecodes::_checkcast:
a61af66fc99e Initial load duke parents: diff changeset	601 case Bytecodes::_instanceof:
a61af66fc99e Initial load duke parents: diff changeset	602 case Bytecodes::_aastore:
a61af66fc99e Initial load duke parents: diff changeset	603 if (TypeProfileCasts) {
a61af66fc99e Initial load duke parents: diff changeset	604 return ReceiverTypeData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	605 } else {
a61af66fc99e Initial load duke parents: diff changeset	606 return BitData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	607 }
a61af66fc99e Initial load duke parents: diff changeset	608 case Bytecodes::_invokespecial:
a61af66fc99e Initial load duke parents: diff changeset	609 case Bytecodes::_invokestatic:
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	610 if (MethodData::profile_arguments() \|\| MethodData::profile_return()) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	611 return variable_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	612 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	613 return CounterData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	614 }
0 a61af66fc99e Initial load duke parents: diff changeset	615 case Bytecodes::_goto:
a61af66fc99e Initial load duke parents: diff changeset	616 case Bytecodes::_goto_w:
a61af66fc99e Initial load duke parents: diff changeset	617 case Bytecodes::_jsr:
a61af66fc99e Initial load duke parents: diff changeset	618 case Bytecodes::_jsr_w:
a61af66fc99e Initial load duke parents: diff changeset	619 return JumpData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	620 case Bytecodes::_invokevirtual:
a61af66fc99e Initial load duke parents: diff changeset	621 case Bytecodes::_invokeinterface:
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	622 if (MethodData::profile_arguments() \|\| MethodData::profile_return()) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	623 return variable_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	624 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	625 return VirtualCallData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	626 }
726 be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 196 diff changeset	627 case Bytecodes::_invokedynamic:
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	628 if (MethodData::profile_arguments() \|\| MethodData::profile_return()) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	629 return variable_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	630 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	631 return CounterData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	632 }
0 a61af66fc99e Initial load duke parents: diff changeset	633 case Bytecodes::_ret:
a61af66fc99e Initial load duke parents: diff changeset	634 return RetData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	635 case Bytecodes::_ifeq:
a61af66fc99e Initial load duke parents: diff changeset	636 case Bytecodes::_ifne:
a61af66fc99e Initial load duke parents: diff changeset	637 case Bytecodes::_iflt:
a61af66fc99e Initial load duke parents: diff changeset	638 case Bytecodes::_ifge:
a61af66fc99e Initial load duke parents: diff changeset	639 case Bytecodes::_ifgt:
a61af66fc99e Initial load duke parents: diff changeset	640 case Bytecodes::_ifle:
a61af66fc99e Initial load duke parents: diff changeset	641 case Bytecodes::_if_icmpeq:
a61af66fc99e Initial load duke parents: diff changeset	642 case Bytecodes::_if_icmpne:
a61af66fc99e Initial load duke parents: diff changeset	643 case Bytecodes::_if_icmplt:
a61af66fc99e Initial load duke parents: diff changeset	644 case Bytecodes::_if_icmpge:
a61af66fc99e Initial load duke parents: diff changeset	645 case Bytecodes::_if_icmpgt:
a61af66fc99e Initial load duke parents: diff changeset	646 case Bytecodes::_if_icmple:
a61af66fc99e Initial load duke parents: diff changeset	647 case Bytecodes::_if_acmpeq:
a61af66fc99e Initial load duke parents: diff changeset	648 case Bytecodes::_if_acmpne:
a61af66fc99e Initial load duke parents: diff changeset	649 case Bytecodes::_ifnull:
a61af66fc99e Initial load duke parents: diff changeset	650 case Bytecodes::_ifnonnull:
a61af66fc99e Initial load duke parents: diff changeset	651 return BranchData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	652 case Bytecodes::_lookupswitch:
a61af66fc99e Initial load duke parents: diff changeset	653 case Bytecodes::_tableswitch:
a61af66fc99e Initial load duke parents: diff changeset	654 return variable_cell_count;
a61af66fc99e Initial load duke parents: diff changeset	655 }
a61af66fc99e Initial load duke parents: diff changeset	656 return no_profile_data;
8860 46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	657 #endif
0 a61af66fc99e Initial load duke parents: diff changeset	658 }
a61af66fc99e Initial load duke parents: diff changeset	659
a61af66fc99e Initial load duke parents: diff changeset	660 // Compute the size of the profiling information corresponding to
a61af66fc99e Initial load duke parents: diff changeset	661 // the current bytecode.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	662 int MethodData::compute_data_size(BytecodeStream* stream) {
0 a61af66fc99e Initial load duke parents: diff changeset	663 int cell_count = bytecode_cell_count(stream->code());
a61af66fc99e Initial load duke parents: diff changeset	664 if (cell_count == no_profile_data) {
a61af66fc99e Initial load duke parents: diff changeset	665 return 0;
a61af66fc99e Initial load duke parents: diff changeset	666 }
a61af66fc99e Initial load duke parents: diff changeset	667 if (cell_count == variable_cell_count) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	668 switch (stream->code()) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	669 case Bytecodes::_lookupswitch:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	670 case Bytecodes::_tableswitch:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	671 cell_count = MultiBranchData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	672 break;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	673 case Bytecodes::_invokespecial:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	674 case Bytecodes::_invokestatic:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	675 case Bytecodes::_invokedynamic:
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	676 assert(MethodData::profile_arguments() \|\| MethodData::profile_return(), "should be collecting args profile");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	677 if (profile_arguments_for_invoke(stream->method(), stream->bci()) \|\|
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	678 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	679 cell_count = CallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	680 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	681 cell_count = CounterData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	682 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	683 break;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	684 case Bytecodes::_invokevirtual:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	685 case Bytecodes::_invokeinterface: {
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	686 assert(MethodData::profile_arguments() \|\| MethodData::profile_return(), "should be collecting args profile");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	687 if (profile_arguments_for_invoke(stream->method(), stream->bci()) \|\|
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	688 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	689 cell_count = VirtualCallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	690 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	691 cell_count = VirtualCallData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	692 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	693 break;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	694 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	695 default:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	696 fatal("unexpected bytecode for var length profile data");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	697 }
0 a61af66fc99e Initial load duke parents: diff changeset	698 }
a61af66fc99e Initial load duke parents: diff changeset	699 // Note: cell_count might be zero, meaning that there is just
a61af66fc99e Initial load duke parents: diff changeset	700 // a DataLayout header, with no extra cells.
a61af66fc99e Initial load duke parents: diff changeset	701 assert(cell_count >= 0, "sanity");
a61af66fc99e Initial load duke parents: diff changeset	702 return DataLayout::compute_size_in_bytes(cell_count);
a61af66fc99e Initial load duke parents: diff changeset	703 }
a61af66fc99e Initial load duke parents: diff changeset	704
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	705 int MethodData::compute_extra_data_count(int data_size, int empty_bc_count) {
0 a61af66fc99e Initial load duke parents: diff changeset	706 if (ProfileTraps) {
a61af66fc99e Initial load duke parents: diff changeset	707 // Assume that up to 3% of BCIs with no MDP will need to allocate one.
a61af66fc99e Initial load duke parents: diff changeset	708 int extra_data_count = (uint)(empty_bc_count * 3) / 128 + 1;
a61af66fc99e Initial load duke parents: diff changeset	709 // If the method is large, let the extra BCIs grow numerous (to ~1%).
a61af66fc99e Initial load duke parents: diff changeset	710 int one_percent_of_data
a61af66fc99e Initial load duke parents: diff changeset	711 = (uint)data_size / (DataLayout::header_size_in_bytes()*128);
a61af66fc99e Initial load duke parents: diff changeset	712 if (extra_data_count < one_percent_of_data)
a61af66fc99e Initial load duke parents: diff changeset	713 extra_data_count = one_percent_of_data;
a61af66fc99e Initial load duke parents: diff changeset	714 if (extra_data_count > empty_bc_count)
a61af66fc99e Initial load duke parents: diff changeset	715 extra_data_count = empty_bc_count; // no need for more
a61af66fc99e Initial load duke parents: diff changeset	716 return extra_data_count;
a61af66fc99e Initial load duke parents: diff changeset	717 } else {
a61af66fc99e Initial load duke parents: diff changeset	718 return 0;
a61af66fc99e Initial load duke parents: diff changeset	719 }
a61af66fc99e Initial load duke parents: diff changeset	720 }
a61af66fc99e Initial load duke parents: diff changeset	721
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	722 // Compute the size of the MethodData* necessary to store
0 a61af66fc99e Initial load duke parents: diff changeset	723 // profiling information about a given method. Size is in bytes.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	724 int MethodData::compute_allocation_size_in_bytes(methodHandle method) {
0 a61af66fc99e Initial load duke parents: diff changeset	725 int data_size = 0;
a61af66fc99e Initial load duke parents: diff changeset	726 BytecodeStream stream(method);
a61af66fc99e Initial load duke parents: diff changeset	727 Bytecodes::Code c;
a61af66fc99e Initial load duke parents: diff changeset	728 int empty_bc_count = 0; // number of bytecodes lacking data
a61af66fc99e Initial load duke parents: diff changeset	729 while ((c = stream.next()) >= 0) {
a61af66fc99e Initial load duke parents: diff changeset	730 int size_in_bytes = compute_data_size(&stream);
a61af66fc99e Initial load duke parents: diff changeset	731 data_size += size_in_bytes;
a61af66fc99e Initial load duke parents: diff changeset	732 if (size_in_bytes == 0) empty_bc_count += 1;
a61af66fc99e Initial load duke parents: diff changeset	733 }
a61af66fc99e Initial load duke parents: diff changeset	734 int object_size = in_bytes(data_offset()) + data_size;
a61af66fc99e Initial load duke parents: diff changeset	735
a61af66fc99e Initial load duke parents: diff changeset	736 // Add some extra DataLayout cells (at least one) to track stray traps.
a61af66fc99e Initial load duke parents: diff changeset	737 int extra_data_count = compute_extra_data_count(data_size, empty_bc_count);
a61af66fc99e Initial load duke parents: diff changeset	738 object_size += extra_data_count * DataLayout::compute_size_in_bytes(0);
a61af66fc99e Initial load duke parents: diff changeset	739
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	740 // Add a cell to record information about modified arguments.
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	741 int arg_size = method->size_of_parameters();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	742 object_size += DataLayout::compute_size_in_bytes(arg_size+1);
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	743
0 a61af66fc99e Initial load duke parents: diff changeset	744 return object_size;
a61af66fc99e Initial load duke parents: diff changeset	745 }
a61af66fc99e Initial load duke parents: diff changeset	746
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	747 // Compute the size of the MethodData* necessary to store
0 a61af66fc99e Initial load duke parents: diff changeset	748 // profiling information about a given method. Size is in words
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	749 int MethodData::compute_allocation_size_in_words(methodHandle method) {
0 a61af66fc99e Initial load duke parents: diff changeset	750 int byte_size = compute_allocation_size_in_bytes(method);
a61af66fc99e Initial load duke parents: diff changeset	751 int word_size = align_size_up(byte_size, BytesPerWord) / BytesPerWord;
a61af66fc99e Initial load duke parents: diff changeset	752 return align_object_size(word_size);
a61af66fc99e Initial load duke parents: diff changeset	753 }
a61af66fc99e Initial load duke parents: diff changeset	754
a61af66fc99e Initial load duke parents: diff changeset	755 // Initialize an individual data segment. Returns the size of
a61af66fc99e Initial load duke parents: diff changeset	756 // the segment in bytes.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	757 int MethodData::initialize_data(BytecodeStream* stream,
0 a61af66fc99e Initial load duke parents: diff changeset	758 int data_index) {
8860 46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	759 #if defined(COMPILER1) && !defined(COMPILER2)
46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	760 return 0;
46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	761 #else
0 a61af66fc99e Initial load duke parents: diff changeset	762 int cell_count = -1;
a61af66fc99e Initial load duke parents: diff changeset	763 int tag = DataLayout::no_tag;
a61af66fc99e Initial load duke parents: diff changeset	764 DataLayout* data_layout = data_layout_at(data_index);
a61af66fc99e Initial load duke parents: diff changeset	765 Bytecodes::Code c = stream->code();
a61af66fc99e Initial load duke parents: diff changeset	766 switch (c) {
a61af66fc99e Initial load duke parents: diff changeset	767 case Bytecodes::_checkcast:
a61af66fc99e Initial load duke parents: diff changeset	768 case Bytecodes::_instanceof:
a61af66fc99e Initial load duke parents: diff changeset	769 case Bytecodes::_aastore:
a61af66fc99e Initial load duke parents: diff changeset	770 if (TypeProfileCasts) {
a61af66fc99e Initial load duke parents: diff changeset	771 cell_count = ReceiverTypeData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	772 tag = DataLayout::receiver_type_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	773 } else {
a61af66fc99e Initial load duke parents: diff changeset	774 cell_count = BitData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	775 tag = DataLayout::bit_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	776 }
a61af66fc99e Initial load duke parents: diff changeset	777 break;
a61af66fc99e Initial load duke parents: diff changeset	778 case Bytecodes::_invokespecial:
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	779 case Bytecodes::_invokestatic: {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	780 int counter_data_cell_count = CounterData::static_cell_count();
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	781 if (profile_arguments_for_invoke(stream->method(), stream->bci()) \|\|
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	782 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	783 cell_count = CallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	784 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	785 cell_count = counter_data_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	786 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	787 if (cell_count > counter_data_cell_count) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	788 tag = DataLayout::call_type_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	789 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	790 tag = DataLayout::counter_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	791 }
0 a61af66fc99e Initial load duke parents: diff changeset	792 break;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	793 }
0 a61af66fc99e Initial load duke parents: diff changeset	794 case Bytecodes::_goto:
a61af66fc99e Initial load duke parents: diff changeset	795 case Bytecodes::_goto_w:
a61af66fc99e Initial load duke parents: diff changeset	796 case Bytecodes::_jsr:
a61af66fc99e Initial load duke parents: diff changeset	797 case Bytecodes::_jsr_w:
a61af66fc99e Initial load duke parents: diff changeset	798 cell_count = JumpData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	799 tag = DataLayout::jump_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	800 break;
a61af66fc99e Initial load duke parents: diff changeset	801 case Bytecodes::_invokevirtual:
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	802 case Bytecodes::_invokeinterface: {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	803 int virtual_call_data_cell_count = VirtualCallData::static_cell_count();
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	804 if (profile_arguments_for_invoke(stream->method(), stream->bci()) \|\|
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	805 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	806 cell_count = VirtualCallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	807 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	808 cell_count = virtual_call_data_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	809 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	810 if (cell_count > virtual_call_data_cell_count) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	811 tag = DataLayout::virtual_call_type_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	812 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	813 tag = DataLayout::virtual_call_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	814 }
0 a61af66fc99e Initial load duke parents: diff changeset	815 break;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	816 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	817 case Bytecodes::_invokedynamic: {
726 be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 196 diff changeset	818 // %%% should make a type profile for any invokedynamic that takes a ref argument
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	819 int counter_data_cell_count = CounterData::static_cell_count();
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	820 if (profile_arguments_for_invoke(stream->method(), stream->bci()) \|\|
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	821 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	822 cell_count = CallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	823 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	824 cell_count = counter_data_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	825 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	826 if (cell_count > counter_data_cell_count) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	827 tag = DataLayout::call_type_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	828 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	829 tag = DataLayout::counter_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	830 }
726 be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 196 diff changeset	831 break;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	832 }
0 a61af66fc99e Initial load duke parents: diff changeset	833 case Bytecodes::_ret:
a61af66fc99e Initial load duke parents: diff changeset	834 cell_count = RetData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	835 tag = DataLayout::ret_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	836 break;
a61af66fc99e Initial load duke parents: diff changeset	837 case Bytecodes::_ifeq:
a61af66fc99e Initial load duke parents: diff changeset	838 case Bytecodes::_ifne:
a61af66fc99e Initial load duke parents: diff changeset	839 case Bytecodes::_iflt:
a61af66fc99e Initial load duke parents: diff changeset	840 case Bytecodes::_ifge:
a61af66fc99e Initial load duke parents: diff changeset	841 case Bytecodes::_ifgt:
a61af66fc99e Initial load duke parents: diff changeset	842 case Bytecodes::_ifle:
a61af66fc99e Initial load duke parents: diff changeset	843 case Bytecodes::_if_icmpeq:
a61af66fc99e Initial load duke parents: diff changeset	844 case Bytecodes::_if_icmpne:
a61af66fc99e Initial load duke parents: diff changeset	845 case Bytecodes::_if_icmplt:
a61af66fc99e Initial load duke parents: diff changeset	846 case Bytecodes::_if_icmpge:
a61af66fc99e Initial load duke parents: diff changeset	847 case Bytecodes::_if_icmpgt:
a61af66fc99e Initial load duke parents: diff changeset	848 case Bytecodes::_if_icmple:
a61af66fc99e Initial load duke parents: diff changeset	849 case Bytecodes::_if_acmpeq:
a61af66fc99e Initial load duke parents: diff changeset	850 case Bytecodes::_if_acmpne:
a61af66fc99e Initial load duke parents: diff changeset	851 case Bytecodes::_ifnull:
a61af66fc99e Initial load duke parents: diff changeset	852 case Bytecodes::_ifnonnull:
a61af66fc99e Initial load duke parents: diff changeset	853 cell_count = BranchData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	854 tag = DataLayout::branch_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	855 break;
a61af66fc99e Initial load duke parents: diff changeset	856 case Bytecodes::_lookupswitch:
a61af66fc99e Initial load duke parents: diff changeset	857 case Bytecodes::_tableswitch:
a61af66fc99e Initial load duke parents: diff changeset	858 cell_count = MultiBranchData::compute_cell_count(stream);
a61af66fc99e Initial load duke parents: diff changeset	859 tag = DataLayout::multi_branch_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	860 break;
a61af66fc99e Initial load duke parents: diff changeset	861 }
a61af66fc99e Initial load duke parents: diff changeset	862 assert(tag == DataLayout::multi_branch_data_tag \|\|
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	863 ((MethodData::profile_arguments() \|\| MethodData::profile_return()) &&
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	864 (tag == DataLayout::call_type_data_tag \|\|
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	865 tag == DataLayout::counter_data_tag \|\|
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	866 tag == DataLayout::virtual_call_type_data_tag \|\|
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	867 tag == DataLayout::virtual_call_data_tag)) \|\|
0 a61af66fc99e Initial load duke parents: diff changeset	868 cell_count == bytecode_cell_count(c), "cell counts must agree");
a61af66fc99e Initial load duke parents: diff changeset	869 if (cell_count >= 0) {
a61af66fc99e Initial load duke parents: diff changeset	870 assert(tag != DataLayout::no_tag, "bad tag");
a61af66fc99e Initial load duke parents: diff changeset	871 assert(bytecode_has_profile(c), "agree w/ BHP");
a61af66fc99e Initial load duke parents: diff changeset	872 data_layout->initialize(tag, stream->bci(), cell_count);
a61af66fc99e Initial load duke parents: diff changeset	873 return DataLayout::compute_size_in_bytes(cell_count);
a61af66fc99e Initial load duke parents: diff changeset	874 } else {
a61af66fc99e Initial load duke parents: diff changeset	875 assert(!bytecode_has_profile(c), "agree w/ !BHP");
a61af66fc99e Initial load duke parents: diff changeset	876 return 0;
a61af66fc99e Initial load duke parents: diff changeset	877 }
8860 46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	878 #endif
0 a61af66fc99e Initial load duke parents: diff changeset	879 }
a61af66fc99e Initial load duke parents: diff changeset	880
a61af66fc99e Initial load duke parents: diff changeset	881 // Get the data at an arbitrary (sort of) data index.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	882 ProfileData* MethodData::data_at(int data_index) const {
0 a61af66fc99e Initial load duke parents: diff changeset	883 if (out_of_bounds(data_index)) {
a61af66fc99e Initial load duke parents: diff changeset	884 return NULL;
a61af66fc99e Initial load duke parents: diff changeset	885 }
a61af66fc99e Initial load duke parents: diff changeset	886 DataLayout* data_layout = data_layout_at(data_index);
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	887 return data_layout->data_in();
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	888 }
0 a61af66fc99e Initial load duke parents: diff changeset	889
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	890 ProfileData* DataLayout::data_in() {
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	891 switch (tag()) {
0 a61af66fc99e Initial load duke parents: diff changeset	892 case DataLayout::no_tag:
a61af66fc99e Initial load duke parents: diff changeset	893 default:
a61af66fc99e Initial load duke parents: diff changeset	894 ShouldNotReachHere();
a61af66fc99e Initial load duke parents: diff changeset	895 return NULL;
a61af66fc99e Initial load duke parents: diff changeset	896 case DataLayout::bit_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	897 return new BitData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	898 case DataLayout::counter_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	899 return new CounterData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	900 case DataLayout::jump_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	901 return new JumpData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	902 case DataLayout::receiver_type_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	903 return new ReceiverTypeData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	904 case DataLayout::virtual_call_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	905 return new VirtualCallData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	906 case DataLayout::ret_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	907 return new RetData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	908 case DataLayout::branch_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	909 return new BranchData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	910 case DataLayout::multi_branch_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	911 return new MultiBranchData(this);
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	912 case DataLayout::arg_info_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	913 return new ArgInfoData(this);
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	914 case DataLayout::call_type_data_tag:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	915 return new CallTypeData(this);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	916 case DataLayout::virtual_call_type_data_tag:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	917 return new VirtualCallTypeData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	918 };
a61af66fc99e Initial load duke parents: diff changeset	919 }
a61af66fc99e Initial load duke parents: diff changeset	920
a61af66fc99e Initial load duke parents: diff changeset	921 // Iteration over data.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	922 ProfileData* MethodData::next_data(ProfileData* current) const {
0 a61af66fc99e Initial load duke parents: diff changeset	923 int current_index = dp_to_di(current->dp());
a61af66fc99e Initial load duke parents: diff changeset	924 int next_index = current_index + current->size_in_bytes();
a61af66fc99e Initial load duke parents: diff changeset	925 ProfileData* next = data_at(next_index);
a61af66fc99e Initial load duke parents: diff changeset	926 return next;
a61af66fc99e Initial load duke parents: diff changeset	927 }
a61af66fc99e Initial load duke parents: diff changeset	928
a61af66fc99e Initial load duke parents: diff changeset	929 // Give each of the data entries a chance to perform specific
a61af66fc99e Initial load duke parents: diff changeset	930 // data initialization.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	931 void MethodData::post_initialize(BytecodeStream* stream) {
0 a61af66fc99e Initial load duke parents: diff changeset	932 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	933 ProfileData* data;
a61af66fc99e Initial load duke parents: diff changeset	934 for (data = first_data(); is_valid(data); data = next_data(data)) {
a61af66fc99e Initial load duke parents: diff changeset	935 stream->set_start(data->bci());
a61af66fc99e Initial load duke parents: diff changeset	936 stream->next();
a61af66fc99e Initial load duke parents: diff changeset	937 data->post_initialize(stream, this);
a61af66fc99e Initial load duke parents: diff changeset	938 }
a61af66fc99e Initial load duke parents: diff changeset	939 }
a61af66fc99e Initial load duke parents: diff changeset	940
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	941 // Initialize the MethodData* corresponding to a given method.
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	942 MethodData::MethodData(methodHandle method, int size, TRAPS) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	943 No_Safepoint_Verifier no_safepoint; // init function atomic wrt GC
0 a61af66fc99e Initial load duke parents: diff changeset	944 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	945 // Set the method back-pointer.
a61af66fc99e Initial load duke parents: diff changeset	946 _method = method();
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	947
9080 b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	948 init();
0 a61af66fc99e Initial load duke parents: diff changeset	949 set_creation_mileage(mileage_of(method()));
a61af66fc99e Initial load duke parents: diff changeset	950
a61af66fc99e Initial load duke parents: diff changeset	951 // Go through the bytecodes and allocate and initialize the
a61af66fc99e Initial load duke parents: diff changeset	952 // corresponding data cells.
a61af66fc99e Initial load duke parents: diff changeset	953 int data_size = 0;
a61af66fc99e Initial load duke parents: diff changeset	954 int empty_bc_count = 0; // number of bytecodes lacking data
8712 3efdfd6ddbf2 8003553: NPG: metaspace objects should be zeroed in constructors coleenp parents: 7956 diff changeset	955 _data[0] = 0; // apparently not set below.
0 a61af66fc99e Initial load duke parents: diff changeset	956 BytecodeStream stream(method);
a61af66fc99e Initial load duke parents: diff changeset	957 Bytecodes::Code c;
a61af66fc99e Initial load duke parents: diff changeset	958 while ((c = stream.next()) >= 0) {
a61af66fc99e Initial load duke parents: diff changeset	959 int size_in_bytes = initialize_data(&stream, data_size);
a61af66fc99e Initial load duke parents: diff changeset	960 data_size += size_in_bytes;
a61af66fc99e Initial load duke parents: diff changeset	961 if (size_in_bytes == 0) empty_bc_count += 1;
a61af66fc99e Initial load duke parents: diff changeset	962 }
a61af66fc99e Initial load duke parents: diff changeset	963 _data_size = data_size;
a61af66fc99e Initial load duke parents: diff changeset	964 int object_size = in_bytes(data_offset()) + data_size;
a61af66fc99e Initial load duke parents: diff changeset	965
a61af66fc99e Initial load duke parents: diff changeset	966 // Add some extra DataLayout cells (at least one) to track stray traps.
a61af66fc99e Initial load duke parents: diff changeset	967 int extra_data_count = compute_extra_data_count(data_size, empty_bc_count);
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	968 int extra_size = extra_data_count * DataLayout::compute_size_in_bytes(0);
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	969
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	970 // Add a cell to record information about modified arguments.
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	971 // Set up _args_modified array after traps cells so that
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	972 // the code for traps cells works.
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	973 DataLayout *dp = data_layout_at(data_size + extra_size);
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	974
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	975 int arg_size = method->size_of_parameters();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	976 dp->initialize(DataLayout::arg_info_data_tag, 0, arg_size+1);
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	977
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	978 object_size += extra_size + DataLayout::compute_size_in_bytes(arg_size+1);
0 a61af66fc99e Initial load duke parents: diff changeset	979
a61af66fc99e Initial load duke parents: diff changeset	980 // Set an initial hint. Don't use set_hint_di() because
a61af66fc99e Initial load duke parents: diff changeset	981 // first_di() may be out of bounds if data_size is 0.
a61af66fc99e Initial load duke parents: diff changeset	982 // In that situation, _hint_di is never used, but at
a61af66fc99e Initial load duke parents: diff changeset	983 // least well-defined.
a61af66fc99e Initial load duke parents: diff changeset	984 _hint_di = first_di();
a61af66fc99e Initial load duke parents: diff changeset	985
a61af66fc99e Initial load duke parents: diff changeset	986 post_initialize(&stream);
a61af66fc99e Initial load duke parents: diff changeset	987
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	988 set_size(object_size);
9080 b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	989 }
8712 3efdfd6ddbf2 8003553: NPG: metaspace objects should be zeroed in constructors coleenp parents: 7956 diff changeset	990
9080 b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	991 void MethodData::init() {
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	992 _invocation_counter.init();
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	993 _backedge_counter.init();
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	994 _invocation_counter_start = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	995 _backedge_counter_start = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	996 _num_loops = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	997 _num_blocks = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	998 _highest_comp_level = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	999 _highest_osr_comp_level = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1000 _would_profile = true;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1001
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1002 // Initialize flags and trap history.
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1003 _nof_decompiles = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1004 _nof_overflow_recompiles = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1005 _nof_overflow_traps = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1006 clear_escape_info();
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1007 assert(sizeof(_trap_hist) % sizeof(HeapWord) == 0, "align");
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1008 Copy::zero_to_words((HeapWord*) &_trap_hist,
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1009 sizeof(_trap_hist) / sizeof(HeapWord));
0 a61af66fc99e Initial load duke parents: diff changeset	1010 }
a61af66fc99e Initial load duke parents: diff changeset	1011
a61af66fc99e Initial load duke parents: diff changeset	1012 // Get a measure of how much mileage the method has on it.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1013 int MethodData::mileage_of(Method* method) {
0 a61af66fc99e Initial load duke parents: diff changeset	1014 int mileage = 0;
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1015 if (TieredCompilation) {
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1016 mileage = MAX2(method->invocation_count(), method->backedge_count());
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1017 } else {
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1018 int iic = method->interpreter_invocation_count();
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1019 if (mileage < iic) mileage = iic;
10105 aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1020 MethodCounters* mcs = method->method_counters();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1021 if (mcs != NULL) {
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1022 InvocationCounter* ic = mcs->invocation_counter();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1023 InvocationCounter* bc = mcs->backedge_counter();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1024 int icval = ic->count();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1025 if (ic->carry()) icval += CompileThreshold;
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1026 if (mileage < icval) mileage = icval;
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1027 int bcval = bc->count();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1028 if (bc->carry()) bcval += CompileThreshold;
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1029 if (mileage < bcval) mileage = bcval;
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1030 }
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1031 }
0 a61af66fc99e Initial load duke parents: diff changeset	1032 return mileage;
a61af66fc99e Initial load duke parents: diff changeset	1033 }
a61af66fc99e Initial load duke parents: diff changeset	1034
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1035 bool MethodData::is_mature() const {
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1036 return CompilationPolicy::policy()->is_mature(_method);
0 a61af66fc99e Initial load duke parents: diff changeset	1037 }
a61af66fc99e Initial load duke parents: diff changeset	1038
a61af66fc99e Initial load duke parents: diff changeset	1039 // Translate a bci to its corresponding data index (di).
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1040 address MethodData::bci_to_dp(int bci) {
0 a61af66fc99e Initial load duke parents: diff changeset	1041 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	1042 ProfileData* data = data_before(bci);
a61af66fc99e Initial load duke parents: diff changeset	1043 ProfileData* prev = NULL;
a61af66fc99e Initial load duke parents: diff changeset	1044 for ( ; is_valid(data); data = next_data(data)) {
a61af66fc99e Initial load duke parents: diff changeset	1045 if (data->bci() >= bci) {
a61af66fc99e Initial load duke parents: diff changeset	1046 if (data->bci() == bci) set_hint_di(dp_to_di(data->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1047 else if (prev != NULL) set_hint_di(dp_to_di(prev->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1048 return data->dp();
a61af66fc99e Initial load duke parents: diff changeset	1049 }
a61af66fc99e Initial load duke parents: diff changeset	1050 prev = data;
a61af66fc99e Initial load duke parents: diff changeset	1051 }
a61af66fc99e Initial load duke parents: diff changeset	1052 return (address)limit_data_position();
a61af66fc99e Initial load duke parents: diff changeset	1053 }
a61af66fc99e Initial load duke parents: diff changeset	1054
a61af66fc99e Initial load duke parents: diff changeset	1055 // Translate a bci to its corresponding data, or NULL.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1056 ProfileData* MethodData::bci_to_data(int bci) {
0 a61af66fc99e Initial load duke parents: diff changeset	1057 ProfileData* data = data_before(bci);
a61af66fc99e Initial load duke parents: diff changeset	1058 for ( ; is_valid(data); data = next_data(data)) {
a61af66fc99e Initial load duke parents: diff changeset	1059 if (data->bci() == bci) {
a61af66fc99e Initial load duke parents: diff changeset	1060 set_hint_di(dp_to_di(data->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1061 return data;
a61af66fc99e Initial load duke parents: diff changeset	1062 } else if (data->bci() > bci) {
a61af66fc99e Initial load duke parents: diff changeset	1063 break;
a61af66fc99e Initial load duke parents: diff changeset	1064 }
a61af66fc99e Initial load duke parents: diff changeset	1065 }
a61af66fc99e Initial load duke parents: diff changeset	1066 return bci_to_extra_data(bci, false);
a61af66fc99e Initial load duke parents: diff changeset	1067 }
a61af66fc99e Initial load duke parents: diff changeset	1068
a61af66fc99e Initial load duke parents: diff changeset	1069 // Translate a bci to its corresponding extra data, or NULL.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1070 ProfileData* MethodData::bci_to_extra_data(int bci, bool create_if_missing) {
0 a61af66fc99e Initial load duke parents: diff changeset	1071 DataLayout* dp = extra_data_base();
a61af66fc99e Initial load duke parents: diff changeset	1072 DataLayout* end = extra_data_limit();
a61af66fc99e Initial load duke parents: diff changeset	1073 DataLayout* avail = NULL;
a61af66fc99e Initial load duke parents: diff changeset	1074 for (; dp < end; dp = next_extra(dp)) {
a61af66fc99e Initial load duke parents: diff changeset	1075 // No need for "OrderAccess::load_acquire" ops,
a61af66fc99e Initial load duke parents: diff changeset	1076 // since the data structure is monotonic.
a61af66fc99e Initial load duke parents: diff changeset	1077 if (dp->tag() == DataLayout::no_tag) break;
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1078 if (dp->tag() == DataLayout::arg_info_data_tag) {
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1079 dp = end; // ArgInfoData is at the end of extra data section.
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1080 break;
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1081 }
0 a61af66fc99e Initial load duke parents: diff changeset	1082 if (dp->bci() == bci) {
a61af66fc99e Initial load duke parents: diff changeset	1083 assert(dp->tag() == DataLayout::bit_data_tag, "sane");
a61af66fc99e Initial load duke parents: diff changeset	1084 return new BitData(dp);
a61af66fc99e Initial load duke parents: diff changeset	1085 }
a61af66fc99e Initial load duke parents: diff changeset	1086 }
a61af66fc99e Initial load duke parents: diff changeset	1087 if (create_if_missing && dp < end) {
a61af66fc99e Initial load duke parents: diff changeset	1088 // Allocate this one. There is no mutual exclusion,
a61af66fc99e Initial load duke parents: diff changeset	1089 // so two threads could allocate different BCIs to the
a61af66fc99e Initial load duke parents: diff changeset	1090 // same data layout. This means these extra data
a61af66fc99e Initial load duke parents: diff changeset	1091 // records, like most other MDO contents, must not be
a61af66fc99e Initial load duke parents: diff changeset	1092 // trusted too much.
a61af66fc99e Initial load duke parents: diff changeset	1093 DataLayout temp;
a61af66fc99e Initial load duke parents: diff changeset	1094 temp.initialize(DataLayout::bit_data_tag, bci, 0);
a61af66fc99e Initial load duke parents: diff changeset	1095 dp->release_set_header(temp.header());
a61af66fc99e Initial load duke parents: diff changeset	1096 assert(dp->tag() == DataLayout::bit_data_tag, "sane");
a61af66fc99e Initial load duke parents: diff changeset	1097 //NO: assert(dp->bci() == bci, "no concurrent allocation");
a61af66fc99e Initial load duke parents: diff changeset	1098 return new BitData(dp);
a61af66fc99e Initial load duke parents: diff changeset	1099 }
a61af66fc99e Initial load duke parents: diff changeset	1100 return NULL;
a61af66fc99e Initial load duke parents: diff changeset	1101 }
a61af66fc99e Initial load duke parents: diff changeset	1102
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1103 ArgInfoData *MethodData::arg_info() {
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1104 DataLayout* dp = extra_data_base();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1105 DataLayout* end = extra_data_limit();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1106 for (; dp < end; dp = next_extra(dp)) {
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1107 if (dp->tag() == DataLayout::arg_info_data_tag)
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1108 return new ArgInfoData(dp);
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1109 }
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1110 return NULL;
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1111 }
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1112
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1113 // Printing
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1114
0 a61af66fc99e Initial load duke parents: diff changeset	1115 #ifndef PRODUCT
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1116
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1117 void MethodData::print_on(outputStream* st) const {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1118 assert(is_methodData(), "should be method data");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1119 st->print("method data for ");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1120 method()->print_value_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1121 st->cr();
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1122 print_data_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1123 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1124
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1125 #endif //PRODUCT
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1126
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1127 void MethodData::print_value_on(outputStream* st) const {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1128 assert(is_methodData(), "should be method data");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1129 st->print("method data for ");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1130 method()->print_value_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1131 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1132
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1133 #ifndef PRODUCT
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1134 void MethodData::print_data_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	1135 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	1136 ProfileData* data = first_data();
a61af66fc99e Initial load duke parents: diff changeset	1137 for ( ; is_valid(data); data = next_data(data)) {
a61af66fc99e Initial load duke parents: diff changeset	1138 st->print("%d", dp_to_di(data->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1139 st->fill_to(6);
a61af66fc99e Initial load duke parents: diff changeset	1140 data->print_data_on(st);
a61af66fc99e Initial load duke parents: diff changeset	1141 }
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1142 st->print_cr("--- Extra data:");
0 a61af66fc99e Initial load duke parents: diff changeset	1143 DataLayout* dp = extra_data_base();
a61af66fc99e Initial load duke parents: diff changeset	1144 DataLayout* end = extra_data_limit();
a61af66fc99e Initial load duke parents: diff changeset	1145 for (; dp < end; dp = next_extra(dp)) {
a61af66fc99e Initial load duke parents: diff changeset	1146 // No need for "OrderAccess::load_acquire" ops,
a61af66fc99e Initial load duke parents: diff changeset	1147 // since the data structure is monotonic.
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1148 if (dp->tag() == DataLayout::no_tag) continue;
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1149 if (dp->tag() == DataLayout::bit_data_tag) {
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1150 data = new BitData(dp);
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1151 } else {
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1152 assert(dp->tag() == DataLayout::arg_info_data_tag, "must be BitData or ArgInfo");
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1153 data = new ArgInfoData(dp);
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1154 dp = end; // ArgInfoData is at the end of extra data section.
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1155 }
0 a61af66fc99e Initial load duke parents: diff changeset	1156 st->print("%d", dp_to_di(data->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1157 st->fill_to(6);
a61af66fc99e Initial load duke parents: diff changeset	1158 data->print_data_on(st);
a61af66fc99e Initial load duke parents: diff changeset	1159 }
a61af66fc99e Initial load duke parents: diff changeset	1160 }
a61af66fc99e Initial load duke parents: diff changeset	1161 #endif
a61af66fc99e Initial load duke parents: diff changeset	1162
7956 16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1163 #if INCLUDE_SERVICES
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1164 // Size Statistics
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1165 void MethodData::collect_statistics(KlassSizeStats *sz) const {
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1166 int n = sz->count(this);
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1167 sz->_method_data_bytes += n;
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1168 sz->_method_all_bytes += n;
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1169 sz->_rw_bytes += n;
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1170 }
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1171 #endif // INCLUDE_SERVICES
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1172
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1173 // Verification
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1174
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1175 void MethodData::verify_on(outputStream* st) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1176 guarantee(is_methodData(), "object must be method data");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1177 // guarantee(m->is_perm(), "should be in permspace");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1178 this->verify_data_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1179 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1180
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1181 void MethodData::verify_data_on(outputStream* st) {
0 a61af66fc99e Initial load duke parents: diff changeset	1182 NEEDS_CLEANUP;
a61af66fc99e Initial load duke parents: diff changeset	1183 // not yet implemented.
a61af66fc99e Initial load duke parents: diff changeset	1184 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1185
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1186 bool MethodData::profile_jsr292(methodHandle m, int bci) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1187 if (m->is_compiled_lambda_form()) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1188 return true;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1189 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1190
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1191 Bytecode_invoke inv(m , bci);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1192 return inv.is_invokedynamic() \|\| inv.is_invokehandle();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1193 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1194
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1195 int MethodData::profile_arguments_flag() {
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1196 return TypeProfileLevel % 10;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1197 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1198
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1199 bool MethodData::profile_arguments() {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1200 return profile_arguments_flag() > no_type_profile && profile_arguments_flag() <= type_profile_all;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1201 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1202
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1203 bool MethodData::profile_arguments_jsr292_only() {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1204 return profile_arguments_flag() == type_profile_jsr292;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1205 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1206
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1207 bool MethodData::profile_all_arguments() {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1208 return profile_arguments_flag() == type_profile_all;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1209 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1210
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1211 bool MethodData::profile_arguments_for_invoke(methodHandle m, int bci) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1212 if (!profile_arguments()) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1213 return false;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1214 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1215
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1216 if (profile_all_arguments()) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1217 return true;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1218 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1219
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1220 assert(profile_arguments_jsr292_only(), "inconsistent");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1221 return profile_jsr292(m, bci);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1222 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1223
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1224 int MethodData::profile_return_flag() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1225 return TypeProfileLevel / 10;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1226 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1227
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1228 bool MethodData::profile_return() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1229 return profile_return_flag() > no_type_profile && profile_return_flag() <= type_profile_all;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1230 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1231
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1232 bool MethodData::profile_return_jsr292_only() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1233 return profile_return_flag() == type_profile_jsr292;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1234 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1235
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1236 bool MethodData::profile_all_return() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1237 return profile_return_flag() == type_profile_all;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1238 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1239
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1240 bool MethodData::profile_return_for_invoke(methodHandle m, int bci) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1241 if (!profile_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1242 return false;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1243 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1244
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1245 if (profile_all_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1246 return true;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1247 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1248
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1249 assert(profile_return_jsr292_only(), "inconsistent");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1250 return profile_jsr292(m, bci);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1251 }

Mercurial > hg > graal-compiler

annotate src/share/vm/oops/methodData.cpp @ 12882:ce0cc25bc5e2