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

annotate src/share/vm/oops/methodData.cpp @ 14674:53ed0f89f44e

8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 Summary: concurrent update of traps with construction of ciMethodData Reviewed-by: kvn, twisti

author	roland
date	Wed, 05 Mar 2014 09:29:12 +0100
parents	fdad2932c73f
children	b51e29501f30

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) {
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	44 return (tag == multi_branch_data_tag) \|\| (tag == arg_info_data_tag) \|\| (tag == parameters_type_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
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	83 char* ProfileData::print_data_on_helper(const MethodData* md) const {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	84 DataLayout* dp = md->extra_data_base();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	85 DataLayout* end = md->extra_data_limit();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	86 stringStream ss;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	87 for (;; dp = MethodData::next_extra(dp)) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	88 assert(dp < end, "moved past end of extra data");
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	89 switch(dp->tag()) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	90 case DataLayout::speculative_trap_data_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	91 if (dp->bci() == bci()) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	92 SpeculativeTrapData* data = new SpeculativeTrapData(dp);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	93 int trap = data->trap_state();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	94 char buf[100];
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	95 ss.print("trap/");
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	96 data->method()->print_short_name(&ss);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	97 ss.print("(%s) ", Deoptimization::format_trap_state(buf, sizeof(buf), trap));
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	98 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	99 break;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	100 case DataLayout::bit_data_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	101 break;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	102 case DataLayout::no_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	103 case DataLayout::arg_info_data_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	104 return ss.as_string();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	105 break;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	106 default:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	107 fatal(err_msg("unexpected tag %d", dp->tag()));
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	108 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	109 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	110 return NULL;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	111 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	112
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	113 void ProfileData::print_data_on(outputStream* st, const MethodData* md) const {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	114 print_data_on(st, print_data_on_helper(md));
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	115 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	116
0 a61af66fc99e Initial load duke parents: diff changeset	117 #ifndef PRODUCT
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	118 void ProfileData::print_shared(outputStream* st, const char* name, const char* extra) const {
0 a61af66fc99e Initial load duke parents: diff changeset	119 st->print("bci: %d", bci());
a61af66fc99e Initial load duke parents: diff changeset	120 st->fill_to(tab_width_one);
a61af66fc99e Initial load duke parents: diff changeset	121 st->print("%s", name);
a61af66fc99e Initial load duke parents: diff changeset	122 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	123 int trap = trap_state();
a61af66fc99e Initial load duke parents: diff changeset	124 if (trap != 0) {
a61af66fc99e Initial load duke parents: diff changeset	125 char buf[100];
a61af66fc99e Initial load duke parents: diff changeset	126 st->print("trap(%s) ", Deoptimization::format_trap_state(buf, sizeof(buf), trap));
a61af66fc99e Initial load duke parents: diff changeset	127 }
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	128 if (extra != NULL) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	129 st->print(extra);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	130 }
0 a61af66fc99e Initial load duke parents: diff changeset	131 int flags = data()->flags();
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	132 if (flags != 0) {
0 a61af66fc99e Initial load duke parents: diff changeset	133 st->print("flags(%d) ", flags);
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	134 }
0 a61af66fc99e Initial load duke parents: diff changeset	135 }
a61af66fc99e Initial load duke parents: diff changeset	136
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	137 void ProfileData::tab(outputStream* st, bool first) const {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	138 st->fill_to(first ? tab_width_one : tab_width_two);
0 a61af66fc99e Initial load duke parents: diff changeset	139 }
a61af66fc99e Initial load duke parents: diff changeset	140 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	141
a61af66fc99e Initial load duke parents: diff changeset	142 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	143 // BitData
a61af66fc99e Initial load duke parents: diff changeset	144 //
a61af66fc99e Initial load duke parents: diff changeset	145 // A BitData corresponds to a one-bit flag. This is used to indicate
a61af66fc99e Initial load duke parents: diff changeset	146 // whether a checkcast bytecode has seen a null value.
a61af66fc99e Initial load duke parents: diff changeset	147
a61af66fc99e Initial load duke parents: diff changeset	148
a61af66fc99e Initial load duke parents: diff changeset	149 #ifndef PRODUCT
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	150 void BitData::print_data_on(outputStream* st, const char* extra) const {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	151 print_shared(st, "BitData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	152 }
a61af66fc99e Initial load duke parents: diff changeset	153 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	154
a61af66fc99e Initial load duke parents: diff changeset	155 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	156 // CounterData
a61af66fc99e Initial load duke parents: diff changeset	157 //
a61af66fc99e Initial load duke parents: diff changeset	158 // A CounterData corresponds to a simple counter.
a61af66fc99e Initial load duke parents: diff changeset	159
a61af66fc99e Initial load duke parents: diff changeset	160 #ifndef PRODUCT
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	161 void CounterData::print_data_on(outputStream* st, const char* extra) const {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	162 print_shared(st, "CounterData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	163 st->print_cr("count(%u)", count());
a61af66fc99e Initial load duke parents: diff changeset	164 }
a61af66fc99e Initial load duke parents: diff changeset	165 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	166
a61af66fc99e Initial load duke parents: diff changeset	167 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	168 // JumpData
a61af66fc99e Initial load duke parents: diff changeset	169 //
a61af66fc99e Initial load duke parents: diff changeset	170 // A JumpData is used to access profiling information for a direct
a61af66fc99e Initial load duke parents: diff changeset	171 // branch. It is a counter, used for counting the number of branches,
a61af66fc99e Initial load duke parents: diff changeset	172 // plus a data displacement, used for realigning the data pointer to
a61af66fc99e Initial load duke parents: diff changeset	173 // the corresponding target bci.
a61af66fc99e Initial load duke parents: diff changeset	174
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	175 void JumpData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	176 assert(stream->bci() == bci(), "wrong pos");
a61af66fc99e Initial load duke parents: diff changeset	177 int target;
a61af66fc99e Initial load duke parents: diff changeset	178 Bytecodes::Code c = stream->code();
a61af66fc99e Initial load duke parents: diff changeset	179 if (c == Bytecodes::_goto_w \|\| c == Bytecodes::_jsr_w) {
a61af66fc99e Initial load duke parents: diff changeset	180 target = stream->dest_w();
a61af66fc99e Initial load duke parents: diff changeset	181 } else {
a61af66fc99e Initial load duke parents: diff changeset	182 target = stream->dest();
a61af66fc99e Initial load duke parents: diff changeset	183 }
a61af66fc99e Initial load duke parents: diff changeset	184 int my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	185 int target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	186 int offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	187 set_displacement(offset);
a61af66fc99e Initial load duke parents: diff changeset	188 }
a61af66fc99e Initial load duke parents: diff changeset	189
a61af66fc99e Initial load duke parents: diff changeset	190 #ifndef PRODUCT
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	191 void JumpData::print_data_on(outputStream* st, const char* extra) const {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	192 print_shared(st, "JumpData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	193 st->print_cr("taken(%u) displacement(%d)", taken(), displacement());
a61af66fc99e Initial load duke parents: diff changeset	194 }
a61af66fc99e Initial load duke parents: diff changeset	195 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	196
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	197 int TypeStackSlotEntries::compute_cell_count(Symbol* signature, bool include_receiver, int max) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	198 // Parameter profiling include the receiver
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	199 int args_count = include_receiver ? 1 : 0;
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	200 ResourceMark rm;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	201 SignatureStream ss(signature);
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	202 args_count += ss.reference_parameter_count();
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	203 args_count = MIN2(args_count, max);
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	204 return args_count * per_arg_cell_count;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	205 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	206
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	207 int TypeEntriesAtCall::compute_cell_count(BytecodeStream* stream) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	208 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	209 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	210 Bytecode_invoke inv(stream->method(), stream->bci());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	211 int args_cell = 0;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	212 if (arguments_profiling_enabled()) {
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	213 args_cell = TypeStackSlotEntries::compute_cell_count(inv.signature(), false, TypeProfileArgsLimit);
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	214 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	215 int ret_cell = 0;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	216 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	217 ret_cell = ReturnTypeEntry::static_cell_count();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	218 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	219 int header_cell = 0;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	220 if (args_cell + ret_cell > 0) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	221 header_cell = header_cell_count();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	222 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	223
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	224 return header_cell + args_cell + ret_cell;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	225 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	226
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	227 class ArgumentOffsetComputer : public SignatureInfo {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	228 private:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	229 int _max;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	230 GrowableArray<int> _offsets;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	231
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	232 void set(int size, BasicType type) { _size += size; }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	233 void do_object(int begin, int end) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	234 if (_offsets.length() < _max) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	235 _offsets.push(_size);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	236 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	237 SignatureInfo::do_object(begin, end);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	238 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	239 void do_array (int begin, int end) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	240 if (_offsets.length() < _max) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	241 _offsets.push(_size);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	242 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	243 SignatureInfo::do_array(begin, end);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	244 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	245
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	246 public:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	247 ArgumentOffsetComputer(Symbol* signature, int max)
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	248 : SignatureInfo(signature), _max(max), _offsets(Thread::current(), max) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	249 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	250
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	251 int total() { lazy_iterate_parameters(); return _size; }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	252
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	253 int off_at(int i) const { return _offsets.at(i); }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	254 };
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	255
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	256 void TypeStackSlotEntries::post_initialize(Symbol* signature, bool has_receiver, bool include_receiver) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	257 ResourceMark rm;
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	258 int start = 0;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	259 // Parameter profiling include the receiver
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	260 if (include_receiver && has_receiver) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	261 set_stack_slot(0, 0);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	262 set_type(0, type_none());
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	263 start += 1;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	264 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	265 ArgumentOffsetComputer aos(signature, _number_of_entries-start);
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	266 aos.total();
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	267 for (int i = start; i < _number_of_entries; i++) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	268 set_stack_slot(i, aos.off_at(i-start) + (has_receiver ? 1 : 0));
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	269 set_type(i, type_none());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	270 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	271 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	272
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	273 void CallTypeData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	274 assert(Bytecodes::is_invoke(stream->code()), "should be invoke");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	275 Bytecode_invoke inv(stream->method(), stream->bci());
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	276
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	277 SignatureStream ss(inv.signature());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	278 if (has_arguments()) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	279 #ifdef ASSERT
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	280 ResourceMark rm;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	281 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	282 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	283 check_number_of_arguments(count);
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	284 #endif
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	285 _args.post_initialize(inv.signature(), inv.has_receiver(), false);
12882 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 if (has_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	289 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	290 _ret.post_initialize();
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 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	293
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	294 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	295 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	296 Bytecode_invoke inv(stream->method(), stream->bci());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	297
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	298 if (has_arguments()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	299 #ifdef ASSERT
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	300 ResourceMark rm;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	301 SignatureStream ss(inv.signature());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	302 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	303 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	304 check_number_of_arguments(count);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	305 #endif
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	306 _args.post_initialize(inv.signature(), inv.has_receiver(), false);
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	307 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	308
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	309 if (has_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	310 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	311 _ret.post_initialize();
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	312 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	313 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	314
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	315 bool TypeEntries::is_loader_alive(BoolObjectClosure* is_alive_cl, intptr_t p) {
13080 6e1826d5c23e 8027572: assert(r != 0) failed: invalid roland parents: 12962 diff changeset	316 Klass* k = (Klass*)klass_part(p);
6e1826d5c23e 8027572: assert(r != 0) failed: invalid roland parents: 12962 diff changeset	317 return k != NULL && k->is_loader_alive(is_alive_cl);
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	318 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	319
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	320 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	321 for (int i = 0; i < _number_of_entries; i++) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	322 intptr_t p = type(i);
13080 6e1826d5c23e 8027572: assert(r != 0) failed: invalid roland parents: 12962 diff changeset	323 if (!is_loader_alive(is_alive_cl, p)) {
6e1826d5c23e 8027572: assert(r != 0) failed: invalid roland parents: 12962 diff changeset	324 set_type(i, with_status((Klass*)NULL, p));
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	325 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	326 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	327 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	328
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	329 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	330 intptr_t p = type();
13080 6e1826d5c23e 8027572: assert(r != 0) failed: invalid roland parents: 12962 diff changeset	331 if (!is_loader_alive(is_alive_cl, p)) {
6e1826d5c23e 8027572: assert(r != 0) failed: invalid roland parents: 12962 diff changeset	332 set_type(with_status((Klass*)NULL, p));
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	333 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	334 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	335
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	336 bool TypeEntriesAtCall::return_profiling_enabled() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	337 return MethodData::profile_return();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	338 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	339
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	340 bool TypeEntriesAtCall::arguments_profiling_enabled() {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	341 return MethodData::profile_arguments();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	342 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	343
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	344 #ifndef PRODUCT
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	345 void TypeEntries::print_klass(outputStream* st, intptr_t k) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	346 if (is_type_none(k)) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	347 st->print("none");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	348 } else if (is_type_unknown(k)) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	349 st->print("unknown");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	350 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	351 valid_klass(k)->print_value_on(st);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	352 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	353 if (was_null_seen(k)) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	354 st->print(" (null seen)");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	355 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	356 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	357
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	358 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	359 for (int i = 0; i < _number_of_entries; i++) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	360 _pd->tab(st);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	361 st->print("%d: stack(%u) ", i, stack_slot(i));
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	362 print_klass(st, type(i));
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	363 st->cr();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	364 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	365 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	366
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	367 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	368 _pd->tab(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	369 print_klass(st, type());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	370 st->cr();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	371 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	372
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	373 void CallTypeData::print_data_on(outputStream* st, const char* extra) const {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	374 CounterData::print_data_on(st, extra);
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	375 if (has_arguments()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	376 tab(st, true);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	377 st->print("argument types");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	378 _args.print_data_on(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	379 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	380 if (has_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	381 tab(st, true);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	382 st->print("return type");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	383 _ret.print_data_on(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	384 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	385 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	386
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	387 void VirtualCallTypeData::print_data_on(outputStream* st, const char* extra) const {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	388 VirtualCallData::print_data_on(st, extra);
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	389 if (has_arguments()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	390 tab(st, true);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	391 st->print("argument types");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	392 _args.print_data_on(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	393 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	394 if (has_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	395 tab(st, true);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	396 st->print("return type");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	397 _ret.print_data_on(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	398 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	399 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	400 #endif
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	401
0 a61af66fc99e Initial load duke parents: diff changeset	402 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	403 // ReceiverTypeData
a61af66fc99e Initial load duke parents: diff changeset	404 //
a61af66fc99e Initial load duke parents: diff changeset	405 // A ReceiverTypeData is used to access profiling information about a
a61af66fc99e Initial load duke parents: diff changeset	406 // 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	407 // that the check is reached, and a series of (Klass*, count) pairs
0 a61af66fc99e Initial load duke parents: diff changeset	408 // which are used to store a type profile for the receiver of the check.
a61af66fc99e Initial load duke parents: diff changeset	409
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	410 void ReceiverTypeData::clean_weak_klass_links(BoolObjectClosure* is_alive_cl) {
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	411 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	412 Klass* p = receiver(row);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	413 if (p != NULL && !p->is_loader_alive(is_alive_cl)) {
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	414 clear_row(row);
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	415 }
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	416 }
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	417 }
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	418
0 a61af66fc99e Initial load duke parents: diff changeset	419 #ifndef PRODUCT
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	420 void ReceiverTypeData::print_receiver_data_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	421 uint row;
a61af66fc99e Initial load duke parents: diff changeset	422 int entries = 0;
a61af66fc99e Initial load duke parents: diff changeset	423 for (row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	424 if (receiver(row) != NULL) entries++;
a61af66fc99e Initial load duke parents: diff changeset	425 }
a61af66fc99e Initial load duke parents: diff changeset	426 st->print_cr("count(%u) entries(%u)", count(), entries);
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	427 int total = count();
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	428 for (row = 0; row < row_limit(); row++) {
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	429 if (receiver(row) != NULL) {
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	430 total += receiver_count(row);
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	431 }
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	432 }
0 a61af66fc99e Initial load duke parents: diff changeset	433 for (row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	434 if (receiver(row) != NULL) {
a61af66fc99e Initial load duke parents: diff changeset	435 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	436 receiver(row)->print_value_on(st);
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	437 st->print_cr("(%u %4.2f)", receiver_count(row), (float) receiver_count(row) / (float) total);
0 a61af66fc99e Initial load duke parents: diff changeset	438 }
a61af66fc99e Initial load duke parents: diff changeset	439 }
a61af66fc99e Initial load duke parents: diff changeset	440 }
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	441 void ReceiverTypeData::print_data_on(outputStream* st, const char* extra) const {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	442 print_shared(st, "ReceiverTypeData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	443 print_receiver_data_on(st);
a61af66fc99e Initial load duke parents: diff changeset	444 }
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	445 void VirtualCallData::print_data_on(outputStream* st, const char* extra) const {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	446 print_shared(st, "VirtualCallData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	447 print_receiver_data_on(st);
a61af66fc99e Initial load duke parents: diff changeset	448 }
a61af66fc99e Initial load duke parents: diff changeset	449 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	450
a61af66fc99e Initial load duke parents: diff changeset	451 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	452 // RetData
a61af66fc99e Initial load duke parents: diff changeset	453 //
a61af66fc99e Initial load duke parents: diff changeset	454 // A RetData is used to access profiling information for a ret bytecode.
a61af66fc99e Initial load duke parents: diff changeset	455 // It is composed of a count of the number of times that the ret has
a61af66fc99e Initial load duke parents: diff changeset	456 // been executed, followed by a series of triples of the form
a61af66fc99e Initial load duke parents: diff changeset	457 // (bci, count, di) which count the number of times that some bci was the
a61af66fc99e Initial load duke parents: diff changeset	458 // target of the ret and cache a corresponding displacement.
a61af66fc99e Initial load duke parents: diff changeset	459
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	460 void RetData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	461 for (uint row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	462 set_bci_displacement(row, -1);
a61af66fc99e Initial load duke parents: diff changeset	463 set_bci(row, no_bci);
a61af66fc99e Initial load duke parents: diff changeset	464 }
a61af66fc99e Initial load duke parents: diff changeset	465 // release so other threads see a consistent state. bci is used as
a61af66fc99e Initial load duke parents: diff changeset	466 // a valid flag for bci_displacement.
a61af66fc99e Initial load duke parents: diff changeset	467 OrderAccess::release();
a61af66fc99e Initial load duke parents: diff changeset	468 }
a61af66fc99e Initial load duke parents: diff changeset	469
a61af66fc99e Initial load duke parents: diff changeset	470 // This routine needs to atomically update the RetData structure, so the
a61af66fc99e Initial load duke parents: diff changeset	471 // caller needs to hold the RetData_lock before it gets here. Since taking
a61af66fc99e Initial load duke parents: diff changeset	472 // the lock can block (and allow GC) and since RetData is a ProfileData is a
a61af66fc99e Initial load duke parents: diff changeset	473 // wrapper around a derived oop, taking the lock in _this_ method will
a61af66fc99e Initial load duke parents: diff changeset	474 // basically cause the 'this' pointer's _data field to contain junk after the
a61af66fc99e Initial load duke parents: diff changeset	475 // lock. We require the caller to take the lock before making the ProfileData
a61af66fc99e Initial load duke parents: diff changeset	476 // 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	477 address RetData::fixup_ret(int return_bci, MethodData* h_mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	478 // First find the mdp which corresponds to the return bci.
a61af66fc99e Initial load duke parents: diff changeset	479 address mdp = h_mdo->bci_to_dp(return_bci);
a61af66fc99e Initial load duke parents: diff changeset	480
a61af66fc99e Initial load duke parents: diff changeset	481 // Now check to see if any of the cache slots are open.
a61af66fc99e Initial load duke parents: diff changeset	482 for (uint row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	483 if (bci(row) == no_bci) {
a61af66fc99e Initial load duke parents: diff changeset	484 set_bci_displacement(row, mdp - dp());
a61af66fc99e Initial load duke parents: diff changeset	485 set_bci_count(row, DataLayout::counter_increment);
a61af66fc99e Initial load duke parents: diff changeset	486 // Barrier to ensure displacement is written before the bci; allows
a61af66fc99e Initial load duke parents: diff changeset	487 // the interpreter to read displacement without fear of race condition.
a61af66fc99e Initial load duke parents: diff changeset	488 release_set_bci(row, return_bci);
a61af66fc99e Initial load duke parents: diff changeset	489 break;
a61af66fc99e Initial load duke parents: diff changeset	490 }
a61af66fc99e Initial load duke parents: diff changeset	491 }
a61af66fc99e Initial load duke parents: diff changeset	492 return mdp;
a61af66fc99e Initial load duke parents: diff changeset	493 }
a61af66fc99e Initial load duke parents: diff changeset	494
14420 abe03600372a 8024468: PPC64 (part 201): cppInterpreter: implement bytecode profiling goetz parents: 10376 diff changeset	495 #ifdef CC_INTERP
abe03600372a 8024468: PPC64 (part 201): cppInterpreter: implement bytecode profiling goetz parents: 10376 diff changeset	496 DataLayout* RetData::advance(MethodData *md, int bci) {
abe03600372a 8024468: PPC64 (part 201): cppInterpreter: implement bytecode profiling goetz parents: 10376 diff changeset	497 return (DataLayout*) md->bci_to_dp(bci);
abe03600372a 8024468: PPC64 (part 201): cppInterpreter: implement bytecode profiling goetz parents: 10376 diff changeset	498 }
abe03600372a 8024468: PPC64 (part 201): cppInterpreter: implement bytecode profiling goetz parents: 10376 diff changeset	499 #endif // CC_INTERP
0 a61af66fc99e Initial load duke parents: diff changeset	500
a61af66fc99e Initial load duke parents: diff changeset	501 #ifndef PRODUCT
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	502 void RetData::print_data_on(outputStream* st, const char* extra) const {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	503 print_shared(st, "RetData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	504 uint row;
a61af66fc99e Initial load duke parents: diff changeset	505 int entries = 0;
a61af66fc99e Initial load duke parents: diff changeset	506 for (row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	507 if (bci(row) != no_bci) entries++;
a61af66fc99e Initial load duke parents: diff changeset	508 }
a61af66fc99e Initial load duke parents: diff changeset	509 st->print_cr("count(%u) entries(%u)", count(), entries);
a61af66fc99e Initial load duke parents: diff changeset	510 for (row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	511 if (bci(row) != no_bci) {
a61af66fc99e Initial load duke parents: diff changeset	512 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	513 st->print_cr("bci(%d: count(%u) displacement(%d))",
a61af66fc99e Initial load duke parents: diff changeset	514 bci(row), bci_count(row), bci_displacement(row));
a61af66fc99e Initial load duke parents: diff changeset	515 }
a61af66fc99e Initial load duke parents: diff changeset	516 }
a61af66fc99e Initial load duke parents: diff changeset	517 }
a61af66fc99e Initial load duke parents: diff changeset	518 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	519
a61af66fc99e Initial load duke parents: diff changeset	520 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	521 // BranchData
a61af66fc99e Initial load duke parents: diff changeset	522 //
a61af66fc99e Initial load duke parents: diff changeset	523 // A BranchData is used to access profiling data for a two-way branch.
a61af66fc99e Initial load duke parents: diff changeset	524 // It consists of taken and not_taken counts as well as a data displacement
a61af66fc99e Initial load duke parents: diff changeset	525 // for the taken case.
a61af66fc99e Initial load duke parents: diff changeset	526
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	527 void BranchData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	528 assert(stream->bci() == bci(), "wrong pos");
a61af66fc99e Initial load duke parents: diff changeset	529 int target = stream->dest();
a61af66fc99e Initial load duke parents: diff changeset	530 int my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	531 int target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	532 int offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	533 set_displacement(offset);
a61af66fc99e Initial load duke parents: diff changeset	534 }
a61af66fc99e Initial load duke parents: diff changeset	535
a61af66fc99e Initial load duke parents: diff changeset	536 #ifndef PRODUCT
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	537 void BranchData::print_data_on(outputStream* st, const char* extra) const {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	538 print_shared(st, "BranchData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	539 st->print_cr("taken(%u) displacement(%d)",
a61af66fc99e Initial load duke parents: diff changeset	540 taken(), displacement());
a61af66fc99e Initial load duke parents: diff changeset	541 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	542 st->print_cr("not taken(%u)", not_taken());
a61af66fc99e Initial load duke parents: diff changeset	543 }
a61af66fc99e Initial load duke parents: diff changeset	544 #endif
a61af66fc99e Initial load duke parents: diff changeset	545
a61af66fc99e Initial load duke parents: diff changeset	546 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	547 // MultiBranchData
a61af66fc99e Initial load duke parents: diff changeset	548 //
a61af66fc99e Initial load duke parents: diff changeset	549 // A MultiBranchData is used to access profiling information for
a61af66fc99e Initial load duke parents: diff changeset	550 // a multi-way branch (*switch bytecodes). It consists of a series
a61af66fc99e Initial load duke parents: diff changeset	551 // of (count, displacement) pairs, which count the number of times each
a61af66fc99e Initial load duke parents: diff changeset	552 // case was taken and specify the data displacment for each branch target.
a61af66fc99e Initial load duke parents: diff changeset	553
a61af66fc99e Initial load duke parents: diff changeset	554 int MultiBranchData::compute_cell_count(BytecodeStream* stream) {
a61af66fc99e Initial load duke parents: diff changeset	555 int cell_count = 0;
a61af66fc99e Initial load duke parents: diff changeset	556 if (stream->code() == Bytecodes::_tableswitch) {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	557 Bytecode_tableswitch sw(stream->method()(), stream->bcp());
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	558 cell_count = 1 + per_case_cell_count * (1 + sw.length()); // 1 for default
0 a61af66fc99e Initial load duke parents: diff changeset	559 } else {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	560 Bytecode_lookupswitch sw(stream->method()(), stream->bcp());
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	561 cell_count = 1 + per_case_cell_count * (sw.number_of_pairs() + 1); // 1 for default
0 a61af66fc99e Initial load duke parents: diff changeset	562 }
a61af66fc99e Initial load duke parents: diff changeset	563 return cell_count;
a61af66fc99e Initial load duke parents: diff changeset	564 }
a61af66fc99e Initial load duke parents: diff changeset	565
a61af66fc99e Initial load duke parents: diff changeset	566 void MultiBranchData::post_initialize(BytecodeStream* stream,
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	567 MethodData* mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	568 assert(stream->bci() == bci(), "wrong pos");
a61af66fc99e Initial load duke parents: diff changeset	569 int target;
a61af66fc99e Initial load duke parents: diff changeset	570 int my_di;
a61af66fc99e Initial load duke parents: diff changeset	571 int target_di;
a61af66fc99e Initial load duke parents: diff changeset	572 int offset;
a61af66fc99e Initial load duke parents: diff changeset	573 if (stream->code() == Bytecodes::_tableswitch) {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	574 Bytecode_tableswitch sw(stream->method()(), stream->bcp());
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	575 int len = sw.length();
0 a61af66fc99e Initial load duke parents: diff changeset	576 assert(array_len() == per_case_cell_count * (len + 1), "wrong len");
a61af66fc99e Initial load duke parents: diff changeset	577 for (int count = 0; count < len; count++) {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	578 target = sw.dest_offset_at(count) + bci();
0 a61af66fc99e Initial load duke parents: diff changeset	579 my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	580 target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	581 offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	582 set_displacement_at(count, offset);
a61af66fc99e Initial load duke parents: diff changeset	583 }
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	584 target = sw.default_offset() + bci();
0 a61af66fc99e Initial load duke parents: diff changeset	585 my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	586 target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	587 offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	588 set_default_displacement(offset);
a61af66fc99e Initial load duke parents: diff changeset	589
a61af66fc99e Initial load duke parents: diff changeset	590 } else {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	591 Bytecode_lookupswitch sw(stream->method()(), stream->bcp());
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	592 int npairs = sw.number_of_pairs();
0 a61af66fc99e Initial load duke parents: diff changeset	593 assert(array_len() == per_case_cell_count * (npairs + 1), "wrong len");
a61af66fc99e Initial load duke parents: diff changeset	594 for (int count = 0; count < npairs; count++) {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	595 LookupswitchPair pair = sw.pair_at(count);
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	596 target = pair.offset() + bci();
0 a61af66fc99e Initial load duke parents: diff changeset	597 my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	598 target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	599 offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	600 set_displacement_at(count, offset);
a61af66fc99e Initial load duke parents: diff changeset	601 }
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	602 target = sw.default_offset() + bci();
0 a61af66fc99e Initial load duke parents: diff changeset	603 my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	604 target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	605 offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	606 set_default_displacement(offset);
a61af66fc99e Initial load duke parents: diff changeset	607 }
a61af66fc99e Initial load duke parents: diff changeset	608 }
a61af66fc99e Initial load duke parents: diff changeset	609
a61af66fc99e Initial load duke parents: diff changeset	610 #ifndef PRODUCT
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	611 void MultiBranchData::print_data_on(outputStream* st, const char* extra) const {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	612 print_shared(st, "MultiBranchData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	613 st->print_cr("default_count(%u) displacement(%d)",
a61af66fc99e Initial load duke parents: diff changeset	614 default_count(), default_displacement());
a61af66fc99e Initial load duke parents: diff changeset	615 int cases = number_of_cases();
a61af66fc99e Initial load duke parents: diff changeset	616 for (int i = 0; i < cases; i++) {
a61af66fc99e Initial load duke parents: diff changeset	617 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	618 st->print_cr("count(%u) displacement(%d)",
a61af66fc99e Initial load duke parents: diff changeset	619 count_at(i), displacement_at(i));
a61af66fc99e Initial load duke parents: diff changeset	620 }
a61af66fc99e Initial load duke parents: diff changeset	621 }
a61af66fc99e Initial load duke parents: diff changeset	622 #endif
a61af66fc99e Initial load duke parents: diff changeset	623
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	624 #ifndef PRODUCT
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	625 void ArgInfoData::print_data_on(outputStream* st, const char* extra) const {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	626 print_shared(st, "ArgInfoData", extra);
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	627 int nargs = number_of_args();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	628 for (int i = 0; i < nargs; i++) {
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	629 st->print(" 0x%x", arg_modified(i));
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	630 }
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	631 st->cr();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	632 }
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	633
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	634 #endif
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	635
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	636 int ParametersTypeData::compute_cell_count(Method* m) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	637 if (!MethodData::profile_parameters_for_method(m)) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	638 return 0;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	639 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	640 int max = TypeProfileParmsLimit == -1 ? INT_MAX : TypeProfileParmsLimit;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	641 int obj_args = TypeStackSlotEntries::compute_cell_count(m->signature(), !m->is_static(), max);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	642 if (obj_args > 0) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	643 return obj_args + 1; // 1 cell for array len
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	644 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	645 return 0;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	646 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	647
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	648 void ParametersTypeData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	649 _parameters.post_initialize(mdo->method()->signature(), !mdo->method()->is_static(), true);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	650 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	651
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	652 bool ParametersTypeData::profiling_enabled() {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	653 return MethodData::profile_parameters();
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	654 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	655
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	656 #ifndef PRODUCT
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	657 void ParametersTypeData::print_data_on(outputStream* st, const char* extra) const {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	658 st->print("parameter types", extra);
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	659 _parameters.print_data_on(st);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	660 }
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	661
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	662 void SpeculativeTrapData::print_data_on(outputStream* st, const char* extra) const {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	663 print_shared(st, "SpeculativeTrapData", extra);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	664 tab(st);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	665 method()->print_short_name(st);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	666 st->cr();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	667 }
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	668 #endif
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	669
0 a61af66fc99e Initial load duke parents: diff changeset	670 // ==================================================================
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	671 // MethodData*
0 a61af66fc99e Initial load duke parents: diff changeset	672 //
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	673 // A MethodData* holds information which has been collected about
0 a61af66fc99e Initial load duke parents: diff changeset	674 // a method.
a61af66fc99e Initial load duke parents: diff changeset	675
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	676 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	677 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	678
10376 a1ebd310d5c1 8014912: Restore PrintSharedSpaces functionality after NPG iklam parents: 10107 diff changeset	679 return new (loader_data, size, false, MetaspaceObj::MethodDataType, THREAD)
a1ebd310d5c1 8014912: Restore PrintSharedSpaces functionality after NPG iklam parents: 10107 diff changeset	680 MethodData(method(), size, CHECK_NULL);
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	681 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	682
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	683 int MethodData::bytecode_cell_count(Bytecodes::Code code) {
8860 46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	684 #if defined(COMPILER1) && !defined(COMPILER2)
46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	685 return no_profile_data;
46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	686 #else
0 a61af66fc99e Initial load duke parents: diff changeset	687 switch (code) {
a61af66fc99e Initial load duke parents: diff changeset	688 case Bytecodes::_checkcast:
a61af66fc99e Initial load duke parents: diff changeset	689 case Bytecodes::_instanceof:
a61af66fc99e Initial load duke parents: diff changeset	690 case Bytecodes::_aastore:
a61af66fc99e Initial load duke parents: diff changeset	691 if (TypeProfileCasts) {
a61af66fc99e Initial load duke parents: diff changeset	692 return ReceiverTypeData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	693 } else {
a61af66fc99e Initial load duke parents: diff changeset	694 return BitData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	695 }
a61af66fc99e Initial load duke parents: diff changeset	696 case Bytecodes::_invokespecial:
a61af66fc99e Initial load duke parents: diff changeset	697 case Bytecodes::_invokestatic:
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	698 if (MethodData::profile_arguments() \|\| MethodData::profile_return()) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	699 return variable_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	700 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	701 return CounterData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	702 }
0 a61af66fc99e Initial load duke parents: diff changeset	703 case Bytecodes::_goto:
a61af66fc99e Initial load duke parents: diff changeset	704 case Bytecodes::_goto_w:
a61af66fc99e Initial load duke parents: diff changeset	705 case Bytecodes::_jsr:
a61af66fc99e Initial load duke parents: diff changeset	706 case Bytecodes::_jsr_w:
a61af66fc99e Initial load duke parents: diff changeset	707 return JumpData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	708 case Bytecodes::_invokevirtual:
a61af66fc99e Initial load duke parents: diff changeset	709 case Bytecodes::_invokeinterface:
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	710 if (MethodData::profile_arguments() \|\| MethodData::profile_return()) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	711 return variable_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	712 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	713 return VirtualCallData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	714 }
726 be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 196 diff changeset	715 case Bytecodes::_invokedynamic:
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	716 if (MethodData::profile_arguments() \|\| MethodData::profile_return()) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	717 return variable_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	718 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	719 return CounterData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	720 }
0 a61af66fc99e Initial load duke parents: diff changeset	721 case Bytecodes::_ret:
a61af66fc99e Initial load duke parents: diff changeset	722 return RetData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	723 case Bytecodes::_ifeq:
a61af66fc99e Initial load duke parents: diff changeset	724 case Bytecodes::_ifne:
a61af66fc99e Initial load duke parents: diff changeset	725 case Bytecodes::_iflt:
a61af66fc99e Initial load duke parents: diff changeset	726 case Bytecodes::_ifge:
a61af66fc99e Initial load duke parents: diff changeset	727 case Bytecodes::_ifgt:
a61af66fc99e Initial load duke parents: diff changeset	728 case Bytecodes::_ifle:
a61af66fc99e Initial load duke parents: diff changeset	729 case Bytecodes::_if_icmpeq:
a61af66fc99e Initial load duke parents: diff changeset	730 case Bytecodes::_if_icmpne:
a61af66fc99e Initial load duke parents: diff changeset	731 case Bytecodes::_if_icmplt:
a61af66fc99e Initial load duke parents: diff changeset	732 case Bytecodes::_if_icmpge:
a61af66fc99e Initial load duke parents: diff changeset	733 case Bytecodes::_if_icmpgt:
a61af66fc99e Initial load duke parents: diff changeset	734 case Bytecodes::_if_icmple:
a61af66fc99e Initial load duke parents: diff changeset	735 case Bytecodes::_if_acmpeq:
a61af66fc99e Initial load duke parents: diff changeset	736 case Bytecodes::_if_acmpne:
a61af66fc99e Initial load duke parents: diff changeset	737 case Bytecodes::_ifnull:
a61af66fc99e Initial load duke parents: diff changeset	738 case Bytecodes::_ifnonnull:
a61af66fc99e Initial load duke parents: diff changeset	739 return BranchData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	740 case Bytecodes::_lookupswitch:
a61af66fc99e Initial load duke parents: diff changeset	741 case Bytecodes::_tableswitch:
a61af66fc99e Initial load duke parents: diff changeset	742 return variable_cell_count;
a61af66fc99e Initial load duke parents: diff changeset	743 }
a61af66fc99e Initial load duke parents: diff changeset	744 return no_profile_data;
8860 46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	745 #endif
0 a61af66fc99e Initial load duke parents: diff changeset	746 }
a61af66fc99e Initial load duke parents: diff changeset	747
a61af66fc99e Initial load duke parents: diff changeset	748 // Compute the size of the profiling information corresponding to
a61af66fc99e Initial load duke parents: diff changeset	749 // the current bytecode.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	750 int MethodData::compute_data_size(BytecodeStream* stream) {
0 a61af66fc99e Initial load duke parents: diff changeset	751 int cell_count = bytecode_cell_count(stream->code());
a61af66fc99e Initial load duke parents: diff changeset	752 if (cell_count == no_profile_data) {
a61af66fc99e Initial load duke parents: diff changeset	753 return 0;
a61af66fc99e Initial load duke parents: diff changeset	754 }
a61af66fc99e Initial load duke parents: diff changeset	755 if (cell_count == variable_cell_count) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	756 switch (stream->code()) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	757 case Bytecodes::_lookupswitch:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	758 case Bytecodes::_tableswitch:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	759 cell_count = MultiBranchData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	760 break;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	761 case Bytecodes::_invokespecial:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	762 case Bytecodes::_invokestatic:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	763 case Bytecodes::_invokedynamic:
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	764 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	765 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	766 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	767 cell_count = CallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	768 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	769 cell_count = CounterData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	770 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	771 break;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	772 case Bytecodes::_invokevirtual:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	773 case Bytecodes::_invokeinterface: {
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	774 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	775 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	776 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	777 cell_count = VirtualCallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	778 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	779 cell_count = VirtualCallData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	780 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	781 break;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	782 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	783 default:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	784 fatal("unexpected bytecode for var length profile data");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	785 }
0 a61af66fc99e Initial load duke parents: diff changeset	786 }
a61af66fc99e Initial load duke parents: diff changeset	787 // Note: cell_count might be zero, meaning that there is just
a61af66fc99e Initial load duke parents: diff changeset	788 // a DataLayout header, with no extra cells.
a61af66fc99e Initial load duke parents: diff changeset	789 assert(cell_count >= 0, "sanity");
a61af66fc99e Initial load duke parents: diff changeset	790 return DataLayout::compute_size_in_bytes(cell_count);
a61af66fc99e Initial load duke parents: diff changeset	791 }
a61af66fc99e Initial load duke parents: diff changeset	792
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	793 bool MethodData::is_speculative_trap_bytecode(Bytecodes::Code code) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	794 // Bytecodes for which we may use speculation
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	795 switch (code) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	796 case Bytecodes::_checkcast:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	797 case Bytecodes::_instanceof:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	798 case Bytecodes::_aastore:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	799 case Bytecodes::_invokevirtual:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	800 case Bytecodes::_invokeinterface:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	801 case Bytecodes::_if_acmpeq:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	802 case Bytecodes::_if_acmpne:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	803 case Bytecodes::_invokestatic:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	804 #ifdef COMPILER2
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	805 return UseTypeSpeculation;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	806 #endif
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	807 default:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	808 return false;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	809 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	810 return false;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	811 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	812
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	813 int MethodData::compute_extra_data_count(int data_size, int empty_bc_count, bool needs_speculative_traps) {
0 a61af66fc99e Initial load duke parents: diff changeset	814 if (ProfileTraps) {
a61af66fc99e Initial load duke parents: diff changeset	815 // Assume that up to 3% of BCIs with no MDP will need to allocate one.
a61af66fc99e Initial load duke parents: diff changeset	816 int extra_data_count = (uint)(empty_bc_count * 3) / 128 + 1;
a61af66fc99e Initial load duke parents: diff changeset	817 // If the method is large, let the extra BCIs grow numerous (to ~1%).
a61af66fc99e Initial load duke parents: diff changeset	818 int one_percent_of_data
a61af66fc99e Initial load duke parents: diff changeset	819 = (uint)data_size / (DataLayout::header_size_in_bytes()*128);
a61af66fc99e Initial load duke parents: diff changeset	820 if (extra_data_count < one_percent_of_data)
a61af66fc99e Initial load duke parents: diff changeset	821 extra_data_count = one_percent_of_data;
a61af66fc99e Initial load duke parents: diff changeset	822 if (extra_data_count > empty_bc_count)
a61af66fc99e Initial load duke parents: diff changeset	823 extra_data_count = empty_bc_count; // no need for more
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	824
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	825 // Make sure we have a minimum number of extra data slots to
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	826 // allocate SpeculativeTrapData entries. We would want to have one
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	827 // entry per compilation that inlines this method and for which
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	828 // some type speculation assumption fails. So the room we need for
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	829 // the SpeculativeTrapData entries doesn't directly depend on the
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	830 // size of the method. Because it's hard to estimate, we reserve
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	831 // space for an arbitrary number of entries.
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	832 int spec_data_count = (needs_speculative_traps ? SpecTrapLimitExtraEntries : 0) *
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	833 (SpeculativeTrapData::static_cell_count() + DataLayout::header_size_in_cells());
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	834
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	835 return MAX2(extra_data_count, spec_data_count);
0 a61af66fc99e Initial load duke parents: diff changeset	836 } else {
a61af66fc99e Initial load duke parents: diff changeset	837 return 0;
a61af66fc99e Initial load duke parents: diff changeset	838 }
a61af66fc99e Initial load duke parents: diff changeset	839 }
a61af66fc99e Initial load duke parents: diff changeset	840
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	841 // Compute the size of the MethodData* necessary to store
0 a61af66fc99e Initial load duke parents: diff changeset	842 // 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	843 int MethodData::compute_allocation_size_in_bytes(methodHandle method) {
0 a61af66fc99e Initial load duke parents: diff changeset	844 int data_size = 0;
a61af66fc99e Initial load duke parents: diff changeset	845 BytecodeStream stream(method);
a61af66fc99e Initial load duke parents: diff changeset	846 Bytecodes::Code c;
a61af66fc99e Initial load duke parents: diff changeset	847 int empty_bc_count = 0; // number of bytecodes lacking data
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	848 bool needs_speculative_traps = false;
0 a61af66fc99e Initial load duke parents: diff changeset	849 while ((c = stream.next()) >= 0) {
a61af66fc99e Initial load duke parents: diff changeset	850 int size_in_bytes = compute_data_size(&stream);
a61af66fc99e Initial load duke parents: diff changeset	851 data_size += size_in_bytes;
a61af66fc99e Initial load duke parents: diff changeset	852 if (size_in_bytes == 0) empty_bc_count += 1;
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	853 needs_speculative_traps = needs_speculative_traps \|\| is_speculative_trap_bytecode(c);
0 a61af66fc99e Initial load duke parents: diff changeset	854 }
a61af66fc99e Initial load duke parents: diff changeset	855 int object_size = in_bytes(data_offset()) + data_size;
a61af66fc99e Initial load duke parents: diff changeset	856
a61af66fc99e Initial load duke parents: diff changeset	857 // Add some extra DataLayout cells (at least one) to track stray traps.
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	858 int extra_data_count = compute_extra_data_count(data_size, empty_bc_count, needs_speculative_traps);
0 a61af66fc99e Initial load duke parents: diff changeset	859 object_size += extra_data_count * DataLayout::compute_size_in_bytes(0);
a61af66fc99e Initial load duke parents: diff changeset	860
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	861 // 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	862 int arg_size = method->size_of_parameters();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	863 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	864
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	865 // Reserve room for an area of the MDO dedicated to profiling of
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	866 // parameters
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	867 int args_cell = ParametersTypeData::compute_cell_count(method());
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	868 if (args_cell > 0) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	869 object_size += DataLayout::compute_size_in_bytes(args_cell);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	870 }
0 a61af66fc99e Initial load duke parents: diff changeset	871 return object_size;
a61af66fc99e Initial load duke parents: diff changeset	872 }
a61af66fc99e Initial load duke parents: diff changeset	873
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	874 // Compute the size of the MethodData* necessary to store
0 a61af66fc99e Initial load duke parents: diff changeset	875 // 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	876 int MethodData::compute_allocation_size_in_words(methodHandle method) {
0 a61af66fc99e Initial load duke parents: diff changeset	877 int byte_size = compute_allocation_size_in_bytes(method);
a61af66fc99e Initial load duke parents: diff changeset	878 int word_size = align_size_up(byte_size, BytesPerWord) / BytesPerWord;
a61af66fc99e Initial load duke parents: diff changeset	879 return align_object_size(word_size);
a61af66fc99e Initial load duke parents: diff changeset	880 }
a61af66fc99e Initial load duke parents: diff changeset	881
a61af66fc99e Initial load duke parents: diff changeset	882 // Initialize an individual data segment. Returns the size of
a61af66fc99e Initial load duke parents: diff changeset	883 // the segment in bytes.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	884 int MethodData::initialize_data(BytecodeStream* stream,
0 a61af66fc99e Initial load duke parents: diff changeset	885 int data_index) {
8860 46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	886 #if defined(COMPILER1) && !defined(COMPILER2)
46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	887 return 0;
46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	888 #else
0 a61af66fc99e Initial load duke parents: diff changeset	889 int cell_count = -1;
a61af66fc99e Initial load duke parents: diff changeset	890 int tag = DataLayout::no_tag;
a61af66fc99e Initial load duke parents: diff changeset	891 DataLayout* data_layout = data_layout_at(data_index);
a61af66fc99e Initial load duke parents: diff changeset	892 Bytecodes::Code c = stream->code();
a61af66fc99e Initial load duke parents: diff changeset	893 switch (c) {
a61af66fc99e Initial load duke parents: diff changeset	894 case Bytecodes::_checkcast:
a61af66fc99e Initial load duke parents: diff changeset	895 case Bytecodes::_instanceof:
a61af66fc99e Initial load duke parents: diff changeset	896 case Bytecodes::_aastore:
a61af66fc99e Initial load duke parents: diff changeset	897 if (TypeProfileCasts) {
a61af66fc99e Initial load duke parents: diff changeset	898 cell_count = ReceiverTypeData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	899 tag = DataLayout::receiver_type_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	900 } else {
a61af66fc99e Initial load duke parents: diff changeset	901 cell_count = BitData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	902 tag = DataLayout::bit_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	903 }
a61af66fc99e Initial load duke parents: diff changeset	904 break;
a61af66fc99e Initial load duke parents: diff changeset	905 case Bytecodes::_invokespecial:
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	906 case Bytecodes::_invokestatic: {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	907 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	908 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	909 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	910 cell_count = CallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	911 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	912 cell_count = counter_data_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	913 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	914 if (cell_count > counter_data_cell_count) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	915 tag = DataLayout::call_type_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	916 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	917 tag = DataLayout::counter_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	918 }
0 a61af66fc99e Initial load duke parents: diff changeset	919 break;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	920 }
0 a61af66fc99e Initial load duke parents: diff changeset	921 case Bytecodes::_goto:
a61af66fc99e Initial load duke parents: diff changeset	922 case Bytecodes::_goto_w:
a61af66fc99e Initial load duke parents: diff changeset	923 case Bytecodes::_jsr:
a61af66fc99e Initial load duke parents: diff changeset	924 case Bytecodes::_jsr_w:
a61af66fc99e Initial load duke parents: diff changeset	925 cell_count = JumpData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	926 tag = DataLayout::jump_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	927 break;
a61af66fc99e Initial load duke parents: diff changeset	928 case Bytecodes::_invokevirtual:
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	929 case Bytecodes::_invokeinterface: {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	930 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	931 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	932 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	933 cell_count = VirtualCallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	934 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	935 cell_count = virtual_call_data_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	936 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	937 if (cell_count > virtual_call_data_cell_count) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	938 tag = DataLayout::virtual_call_type_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	939 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	940 tag = DataLayout::virtual_call_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	941 }
0 a61af66fc99e Initial load duke parents: diff changeset	942 break;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	943 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	944 case Bytecodes::_invokedynamic: {
726 be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 196 diff changeset	945 // %%% 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	946 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	947 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	948 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	949 cell_count = CallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	950 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	951 cell_count = counter_data_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	952 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	953 if (cell_count > counter_data_cell_count) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	954 tag = DataLayout::call_type_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	955 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	956 tag = DataLayout::counter_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	957 }
726 be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 196 diff changeset	958 break;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	959 }
0 a61af66fc99e Initial load duke parents: diff changeset	960 case Bytecodes::_ret:
a61af66fc99e Initial load duke parents: diff changeset	961 cell_count = RetData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	962 tag = DataLayout::ret_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	963 break;
a61af66fc99e Initial load duke parents: diff changeset	964 case Bytecodes::_ifeq:
a61af66fc99e Initial load duke parents: diff changeset	965 case Bytecodes::_ifne:
a61af66fc99e Initial load duke parents: diff changeset	966 case Bytecodes::_iflt:
a61af66fc99e Initial load duke parents: diff changeset	967 case Bytecodes::_ifge:
a61af66fc99e Initial load duke parents: diff changeset	968 case Bytecodes::_ifgt:
a61af66fc99e Initial load duke parents: diff changeset	969 case Bytecodes::_ifle:
a61af66fc99e Initial load duke parents: diff changeset	970 case Bytecodes::_if_icmpeq:
a61af66fc99e Initial load duke parents: diff changeset	971 case Bytecodes::_if_icmpne:
a61af66fc99e Initial load duke parents: diff changeset	972 case Bytecodes::_if_icmplt:
a61af66fc99e Initial load duke parents: diff changeset	973 case Bytecodes::_if_icmpge:
a61af66fc99e Initial load duke parents: diff changeset	974 case Bytecodes::_if_icmpgt:
a61af66fc99e Initial load duke parents: diff changeset	975 case Bytecodes::_if_icmple:
a61af66fc99e Initial load duke parents: diff changeset	976 case Bytecodes::_if_acmpeq:
a61af66fc99e Initial load duke parents: diff changeset	977 case Bytecodes::_if_acmpne:
a61af66fc99e Initial load duke parents: diff changeset	978 case Bytecodes::_ifnull:
a61af66fc99e Initial load duke parents: diff changeset	979 case Bytecodes::_ifnonnull:
a61af66fc99e Initial load duke parents: diff changeset	980 cell_count = BranchData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	981 tag = DataLayout::branch_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	982 break;
a61af66fc99e Initial load duke parents: diff changeset	983 case Bytecodes::_lookupswitch:
a61af66fc99e Initial load duke parents: diff changeset	984 case Bytecodes::_tableswitch:
a61af66fc99e Initial load duke parents: diff changeset	985 cell_count = MultiBranchData::compute_cell_count(stream);
a61af66fc99e Initial load duke parents: diff changeset	986 tag = DataLayout::multi_branch_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	987 break;
a61af66fc99e Initial load duke parents: diff changeset	988 }
a61af66fc99e Initial load duke parents: diff changeset	989 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	990 ((MethodData::profile_arguments() \|\| MethodData::profile_return()) &&
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	991 (tag == DataLayout::call_type_data_tag \|\|
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	992 tag == DataLayout::counter_data_tag \|\|
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	993 tag == DataLayout::virtual_call_type_data_tag \|\|
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	994 tag == DataLayout::virtual_call_data_tag)) \|\|
0 a61af66fc99e Initial load duke parents: diff changeset	995 cell_count == bytecode_cell_count(c), "cell counts must agree");
a61af66fc99e Initial load duke parents: diff changeset	996 if (cell_count >= 0) {
a61af66fc99e Initial load duke parents: diff changeset	997 assert(tag != DataLayout::no_tag, "bad tag");
a61af66fc99e Initial load duke parents: diff changeset	998 assert(bytecode_has_profile(c), "agree w/ BHP");
a61af66fc99e Initial load duke parents: diff changeset	999 data_layout->initialize(tag, stream->bci(), cell_count);
a61af66fc99e Initial load duke parents: diff changeset	1000 return DataLayout::compute_size_in_bytes(cell_count);
a61af66fc99e Initial load duke parents: diff changeset	1001 } else {
a61af66fc99e Initial load duke parents: diff changeset	1002 assert(!bytecode_has_profile(c), "agree w/ !BHP");
a61af66fc99e Initial load duke parents: diff changeset	1003 return 0;
a61af66fc99e Initial load duke parents: diff changeset	1004 }
8860 46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	1005 #endif
0 a61af66fc99e Initial load duke parents: diff changeset	1006 }
a61af66fc99e Initial load duke parents: diff changeset	1007
a61af66fc99e Initial load duke parents: diff changeset	1008 // 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	1009 ProfileData* MethodData::data_at(int data_index) const {
0 a61af66fc99e Initial load duke parents: diff changeset	1010 if (out_of_bounds(data_index)) {
a61af66fc99e Initial load duke parents: diff changeset	1011 return NULL;
a61af66fc99e Initial load duke parents: diff changeset	1012 }
a61af66fc99e Initial load duke parents: diff changeset	1013 DataLayout* data_layout = data_layout_at(data_index);
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1014 return data_layout->data_in();
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1015 }
0 a61af66fc99e Initial load duke parents: diff changeset	1016
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1017 ProfileData* DataLayout::data_in() {
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1018 switch (tag()) {
0 a61af66fc99e Initial load duke parents: diff changeset	1019 case DataLayout::no_tag:
a61af66fc99e Initial load duke parents: diff changeset	1020 default:
a61af66fc99e Initial load duke parents: diff changeset	1021 ShouldNotReachHere();
a61af66fc99e Initial load duke parents: diff changeset	1022 return NULL;
a61af66fc99e Initial load duke parents: diff changeset	1023 case DataLayout::bit_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1024 return new BitData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1025 case DataLayout::counter_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1026 return new CounterData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1027 case DataLayout::jump_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1028 return new JumpData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1029 case DataLayout::receiver_type_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1030 return new ReceiverTypeData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1031 case DataLayout::virtual_call_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1032 return new VirtualCallData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1033 case DataLayout::ret_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1034 return new RetData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1035 case DataLayout::branch_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1036 return new BranchData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1037 case DataLayout::multi_branch_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1038 return new MultiBranchData(this);
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1039 case DataLayout::arg_info_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1040 return new ArgInfoData(this);
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1041 case DataLayout::call_type_data_tag:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1042 return new CallTypeData(this);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1043 case DataLayout::virtual_call_type_data_tag:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1044 return new VirtualCallTypeData(this);
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1045 case DataLayout::parameters_type_data_tag:
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1046 return new ParametersTypeData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1047 };
a61af66fc99e Initial load duke parents: diff changeset	1048 }
a61af66fc99e Initial load duke parents: diff changeset	1049
a61af66fc99e Initial load duke parents: diff changeset	1050 // Iteration over data.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1051 ProfileData* MethodData::next_data(ProfileData* current) const {
0 a61af66fc99e Initial load duke parents: diff changeset	1052 int current_index = dp_to_di(current->dp());
a61af66fc99e Initial load duke parents: diff changeset	1053 int next_index = current_index + current->size_in_bytes();
a61af66fc99e Initial load duke parents: diff changeset	1054 ProfileData* next = data_at(next_index);
a61af66fc99e Initial load duke parents: diff changeset	1055 return next;
a61af66fc99e Initial load duke parents: diff changeset	1056 }
a61af66fc99e Initial load duke parents: diff changeset	1057
a61af66fc99e Initial load duke parents: diff changeset	1058 // Give each of the data entries a chance to perform specific
a61af66fc99e Initial load duke parents: diff changeset	1059 // data initialization.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1060 void MethodData::post_initialize(BytecodeStream* stream) {
0 a61af66fc99e Initial load duke parents: diff changeset	1061 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	1062 ProfileData* data;
a61af66fc99e Initial load duke parents: diff changeset	1063 for (data = first_data(); is_valid(data); data = next_data(data)) {
a61af66fc99e Initial load duke parents: diff changeset	1064 stream->set_start(data->bci());
a61af66fc99e Initial load duke parents: diff changeset	1065 stream->next();
a61af66fc99e Initial load duke parents: diff changeset	1066 data->post_initialize(stream, this);
a61af66fc99e Initial load duke parents: diff changeset	1067 }
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1068 if (_parameters_type_data_di != -1) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1069 parameters_type_data()->post_initialize(NULL, this);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1070 }
0 a61af66fc99e Initial load duke parents: diff changeset	1071 }
a61af66fc99e Initial load duke parents: diff changeset	1072
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1073 // Initialize the MethodData* corresponding to a given method.
14674 53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1074 MethodData::MethodData(methodHandle method, int size, TRAPS)
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1075 : _extra_data_lock(Monitor::leaf, "MDO extra data lock") {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1076 No_Safepoint_Verifier no_safepoint; // init function atomic wrt GC
0 a61af66fc99e Initial load duke parents: diff changeset	1077 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	1078 // Set the method back-pointer.
a61af66fc99e Initial load duke parents: diff changeset	1079 _method = method();
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1080
9080 b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1081 init();
0 a61af66fc99e Initial load duke parents: diff changeset	1082 set_creation_mileage(mileage_of(method()));
a61af66fc99e Initial load duke parents: diff changeset	1083
a61af66fc99e Initial load duke parents: diff changeset	1084 // Go through the bytecodes and allocate and initialize the
a61af66fc99e Initial load duke parents: diff changeset	1085 // corresponding data cells.
a61af66fc99e Initial load duke parents: diff changeset	1086 int data_size = 0;
a61af66fc99e Initial load duke parents: diff changeset	1087 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	1088 _data[0] = 0; // apparently not set below.
0 a61af66fc99e Initial load duke parents: diff changeset	1089 BytecodeStream stream(method);
a61af66fc99e Initial load duke parents: diff changeset	1090 Bytecodes::Code c;
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1091 bool needs_speculative_traps = false;
0 a61af66fc99e Initial load duke parents: diff changeset	1092 while ((c = stream.next()) >= 0) {
a61af66fc99e Initial load duke parents: diff changeset	1093 int size_in_bytes = initialize_data(&stream, data_size);
a61af66fc99e Initial load duke parents: diff changeset	1094 data_size += size_in_bytes;
a61af66fc99e Initial load duke parents: diff changeset	1095 if (size_in_bytes == 0) empty_bc_count += 1;
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1096 needs_speculative_traps = needs_speculative_traps \|\| is_speculative_trap_bytecode(c);
0 a61af66fc99e Initial load duke parents: diff changeset	1097 }
a61af66fc99e Initial load duke parents: diff changeset	1098 _data_size = data_size;
a61af66fc99e Initial load duke parents: diff changeset	1099 int object_size = in_bytes(data_offset()) + data_size;
a61af66fc99e Initial load duke parents: diff changeset	1100
a61af66fc99e Initial load duke parents: diff changeset	1101 // Add some extra DataLayout cells (at least one) to track stray traps.
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1102 int extra_data_count = compute_extra_data_count(data_size, empty_bc_count, needs_speculative_traps);
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1103 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	1104
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1105 // Let's zero the space for the extra data
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1106 Copy::zero_to_bytes(((address)_data) + data_size, extra_size);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1107
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1108 // 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	1109 // 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	1110 // the code for traps cells works.
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1111 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	1112
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1113 int arg_size = method->size_of_parameters();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1114 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	1115
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1116 int arg_data_size = DataLayout::compute_size_in_bytes(arg_size+1);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1117 object_size += extra_size + arg_data_size;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1118
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1119 int parms_cell = ParametersTypeData::compute_cell_count(method());
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1120 // If we are profiling parameters, we reserver an area near the end
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1121 // of the MDO after the slots for bytecodes (because there's no bci
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1122 // for method entry so they don't fit with the framework for the
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1123 // profiling of bytecodes). We store the offset within the MDO of
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1124 // this area (or -1 if no parameter is profiled)
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1125 if (parms_cell > 0) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1126 object_size += DataLayout::compute_size_in_bytes(parms_cell);
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1127 _parameters_type_data_di = data_size + extra_size + arg_data_size;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1128 DataLayout *dp = data_layout_at(data_size + extra_size + arg_data_size);
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1129 dp->initialize(DataLayout::parameters_type_data_tag, 0, parms_cell);
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1130 } else {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1131 _parameters_type_data_di = -1;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1132 }
0 a61af66fc99e Initial load duke parents: diff changeset	1133
a61af66fc99e Initial load duke parents: diff changeset	1134 // Set an initial hint. Don't use set_hint_di() because
a61af66fc99e Initial load duke parents: diff changeset	1135 // first_di() may be out of bounds if data_size is 0.
a61af66fc99e Initial load duke parents: diff changeset	1136 // In that situation, _hint_di is never used, but at
a61af66fc99e Initial load duke parents: diff changeset	1137 // least well-defined.
a61af66fc99e Initial load duke parents: diff changeset	1138 _hint_di = first_di();
a61af66fc99e Initial load duke parents: diff changeset	1139
a61af66fc99e Initial load duke parents: diff changeset	1140 post_initialize(&stream);
a61af66fc99e Initial load duke parents: diff changeset	1141
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1142 set_size(object_size);
9080 b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1143 }
8712 3efdfd6ddbf2 8003553: NPG: metaspace objects should be zeroed in constructors coleenp parents: 7956 diff changeset	1144
9080 b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1145 void MethodData::init() {
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1146 _invocation_counter.init();
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1147 _backedge_counter.init();
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1148 _invocation_counter_start = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1149 _backedge_counter_start = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1150 _num_loops = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1151 _num_blocks = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1152 _highest_comp_level = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1153 _highest_osr_comp_level = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1154 _would_profile = true;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1155
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1156 // Initialize flags and trap history.
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1157 _nof_decompiles = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1158 _nof_overflow_recompiles = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1159 _nof_overflow_traps = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1160 clear_escape_info();
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1161 assert(sizeof(_trap_hist) % sizeof(HeapWord) == 0, "align");
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1162 Copy::zero_to_words((HeapWord*) &_trap_hist,
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1163 sizeof(_trap_hist) / sizeof(HeapWord));
0 a61af66fc99e Initial load duke parents: diff changeset	1164 }
a61af66fc99e Initial load duke parents: diff changeset	1165
a61af66fc99e Initial load duke parents: diff changeset	1166 // 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	1167 int MethodData::mileage_of(Method* method) {
0 a61af66fc99e Initial load duke parents: diff changeset	1168 int mileage = 0;
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1169 if (TieredCompilation) {
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1170 mileage = MAX2(method->invocation_count(), method->backedge_count());
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1171 } else {
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1172 int iic = method->interpreter_invocation_count();
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1173 if (mileage < iic) mileage = iic;
10105 aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1174 MethodCounters* mcs = method->method_counters();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1175 if (mcs != NULL) {
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1176 InvocationCounter* ic = mcs->invocation_counter();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1177 InvocationCounter* bc = mcs->backedge_counter();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1178 int icval = ic->count();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1179 if (ic->carry()) icval += CompileThreshold;
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1180 if (mileage < icval) mileage = icval;
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1181 int bcval = bc->count();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1182 if (bc->carry()) bcval += CompileThreshold;
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1183 if (mileage < bcval) mileage = bcval;
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1184 }
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1185 }
0 a61af66fc99e Initial load duke parents: diff changeset	1186 return mileage;
a61af66fc99e Initial load duke parents: diff changeset	1187 }
a61af66fc99e Initial load duke parents: diff changeset	1188
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1189 bool MethodData::is_mature() const {
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1190 return CompilationPolicy::policy()->is_mature(_method);
0 a61af66fc99e Initial load duke parents: diff changeset	1191 }
a61af66fc99e Initial load duke parents: diff changeset	1192
a61af66fc99e Initial load duke parents: diff changeset	1193 // 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	1194 address MethodData::bci_to_dp(int bci) {
0 a61af66fc99e Initial load duke parents: diff changeset	1195 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	1196 ProfileData* data = data_before(bci);
a61af66fc99e Initial load duke parents: diff changeset	1197 ProfileData* prev = NULL;
a61af66fc99e Initial load duke parents: diff changeset	1198 for ( ; is_valid(data); data = next_data(data)) {
a61af66fc99e Initial load duke parents: diff changeset	1199 if (data->bci() >= bci) {
a61af66fc99e Initial load duke parents: diff changeset	1200 if (data->bci() == bci) set_hint_di(dp_to_di(data->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1201 else if (prev != NULL) set_hint_di(dp_to_di(prev->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1202 return data->dp();
a61af66fc99e Initial load duke parents: diff changeset	1203 }
a61af66fc99e Initial load duke parents: diff changeset	1204 prev = data;
a61af66fc99e Initial load duke parents: diff changeset	1205 }
a61af66fc99e Initial load duke parents: diff changeset	1206 return (address)limit_data_position();
a61af66fc99e Initial load duke parents: diff changeset	1207 }
a61af66fc99e Initial load duke parents: diff changeset	1208
a61af66fc99e Initial load duke parents: diff changeset	1209 // 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	1210 ProfileData* MethodData::bci_to_data(int bci) {
0 a61af66fc99e Initial load duke parents: diff changeset	1211 ProfileData* data = data_before(bci);
a61af66fc99e Initial load duke parents: diff changeset	1212 for ( ; is_valid(data); data = next_data(data)) {
a61af66fc99e Initial load duke parents: diff changeset	1213 if (data->bci() == bci) {
a61af66fc99e Initial load duke parents: diff changeset	1214 set_hint_di(dp_to_di(data->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1215 return data;
a61af66fc99e Initial load duke parents: diff changeset	1216 } else if (data->bci() > bci) {
a61af66fc99e Initial load duke parents: diff changeset	1217 break;
a61af66fc99e Initial load duke parents: diff changeset	1218 }
a61af66fc99e Initial load duke parents: diff changeset	1219 }
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1220 return bci_to_extra_data(bci, NULL, false);
0 a61af66fc99e Initial load duke parents: diff changeset	1221 }
a61af66fc99e Initial load duke parents: diff changeset	1222
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1223 DataLayout* MethodData::next_extra(DataLayout* dp) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1224 int nb_cells = 0;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1225 switch(dp->tag()) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1226 case DataLayout::bit_data_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1227 case DataLayout::no_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1228 nb_cells = BitData::static_cell_count();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1229 break;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1230 case DataLayout::speculative_trap_data_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1231 nb_cells = SpeculativeTrapData::static_cell_count();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1232 break;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1233 default:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1234 fatal(err_msg("unexpected tag %d", dp->tag()));
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1235 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1236 return (DataLayout*)((address)dp + DataLayout::compute_size_in_bytes(nb_cells));
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1237 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1238
14674 53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1239 ProfileData* MethodData::bci_to_extra_data_helper(int bci, Method* m, DataLayout*& dp, bool concurrent) {
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1240 DataLayout* end = extra_data_limit();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1241
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1242 for (;; dp = next_extra(dp)) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1243 assert(dp < end, "moved past end of extra data");
0 a61af66fc99e Initial load duke parents: diff changeset	1244 // No need for "OrderAccess::load_acquire" ops,
a61af66fc99e Initial load duke parents: diff changeset	1245 // since the data structure is monotonic.
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1246 switch(dp->tag()) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1247 case DataLayout::no_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1248 return NULL;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1249 case DataLayout::arg_info_data_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1250 dp = end;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1251 return NULL; // ArgInfoData is at the end of extra data section.
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1252 case DataLayout::bit_data_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1253 if (m == NULL && dp->bci() == bci) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1254 return new BitData(dp);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1255 }
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1256 break;
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1257 case DataLayout::speculative_trap_data_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1258 if (m != NULL) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1259 SpeculativeTrapData* data = new SpeculativeTrapData(dp);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1260 // data->method() may be null in case of a concurrent
14674 53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1261 // allocation. Maybe it's for the same method. Try to use that
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1262 // entry in that case.
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1263 if (dp->bci() == bci) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1264 if (data->method() == NULL) {
14674 53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1265 assert(concurrent, "impossible because no concurrent allocation");
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1266 return NULL;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1267 } else if (data->method() == m) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1268 return data;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1269 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1270 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1271 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1272 break;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1273 default:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1274 fatal(err_msg("unexpected tag %d", dp->tag()));
0 a61af66fc99e Initial load duke parents: diff changeset	1275 }
a61af66fc99e Initial load duke parents: diff changeset	1276 }
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1277 return NULL;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1278 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1279
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1280
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1281 // Translate a bci to its corresponding extra data, or NULL.
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1282 ProfileData* MethodData::bci_to_extra_data(int bci, Method* m, bool create_if_missing) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1283 // This code assumes an entry for a SpeculativeTrapData is 2 cells
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1284 assert(2*DataLayout::compute_size_in_bytes(BitData::static_cell_count()) ==
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1285 DataLayout::compute_size_in_bytes(SpeculativeTrapData::static_cell_count()),
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1286 "code needs to be adjusted");
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1287
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1288 DataLayout* dp = extra_data_base();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1289 DataLayout* end = extra_data_limit();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1290
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1291 // Allocation in the extra data space has to be atomic because not
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1292 // all entries have the same size and non atomic concurrent
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1293 // allocation would result in a corrupted extra data space.
14674 53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1294 ProfileData* result = bci_to_extra_data_helper(bci, m, dp, true);
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1295 if (result != NULL) {
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1296 return result;
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1297 }
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1298
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1299 if (create_if_missing && dp < end) {
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1300 MutexLocker ml(&_extra_data_lock);
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1301 // Check again now that we have the lock. Another thread may
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1302 // have added extra data entries.
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1303 ProfileData* result = bci_to_extra_data_helper(bci, m, dp, false);
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1304 if (result != NULL \|\| dp >= end) {
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1305 return result;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1306 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1307
14674 53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1308 assert(dp->tag() == DataLayout::no_tag \|\| (dp->tag() == DataLayout::speculative_trap_data_tag && m != NULL), "should be free");
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1309 assert(next_extra(dp)->tag() == DataLayout::no_tag \|\| next_extra(dp)->tag() == DataLayout::arg_info_data_tag, "should be free or arg info");
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1310 u1 tag = m == NULL ? DataLayout::bit_data_tag : DataLayout::speculative_trap_data_tag;
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1311 // SpeculativeTrapData is 2 slots. Make sure we have room.
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1312 if (m != NULL && next_extra(dp)->tag() != DataLayout::no_tag) {
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1313 return NULL;
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1314 }
14674 53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1315 DataLayout temp;
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1316 temp.initialize(tag, bci, 0);
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1317
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1318 dp->set_header(temp.header());
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1319 assert(dp->tag() == tag, "sane");
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1320 assert(dp->bci() == bci, "no concurrent allocation");
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1321 if (tag == DataLayout::bit_data_tag) {
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1322 return new BitData(dp);
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1323 } else {
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1324 SpeculativeTrapData* data = new SpeculativeTrapData(dp);
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1325 data->set_method(m);
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1326 return data;
53ed0f89f44e 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 14500 diff changeset	1327 }
0 a61af66fc99e Initial load duke parents: diff changeset	1328 }
a61af66fc99e Initial load duke parents: diff changeset	1329 return NULL;
a61af66fc99e Initial load duke parents: diff changeset	1330 }
a61af66fc99e Initial load duke parents: diff changeset	1331
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1332 ArgInfoData *MethodData::arg_info() {
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1333 DataLayout* dp = extra_data_base();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1334 DataLayout* end = extra_data_limit();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1335 for (; dp < end; dp = next_extra(dp)) {
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1336 if (dp->tag() == DataLayout::arg_info_data_tag)
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1337 return new ArgInfoData(dp);
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1338 }
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1339 return NULL;
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1340 }
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1341
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1342 // Printing
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1343
0 a61af66fc99e Initial load duke parents: diff changeset	1344 #ifndef PRODUCT
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1345
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1346 void MethodData::print_on(outputStream* st) const {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1347 assert(is_methodData(), "should be method data");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1348 st->print("method data for ");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1349 method()->print_value_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1350 st->cr();
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1351 print_data_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1352 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1353
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1354 #endif //PRODUCT
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1355
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1356 void MethodData::print_value_on(outputStream* st) const {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1357 assert(is_methodData(), "should be method data");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1358 st->print("method data for ");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1359 method()->print_value_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1360 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1361
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1362 #ifndef PRODUCT
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1363 void MethodData::print_data_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	1364 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	1365 ProfileData* data = first_data();
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1366 if (_parameters_type_data_di != -1) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1367 parameters_type_data()->print_data_on(st);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1368 }
0 a61af66fc99e Initial load duke parents: diff changeset	1369 for ( ; is_valid(data); data = next_data(data)) {
a61af66fc99e Initial load duke parents: diff changeset	1370 st->print("%d", dp_to_di(data->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1371 st->fill_to(6);
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1372 data->print_data_on(st, this);
0 a61af66fc99e Initial load duke parents: diff changeset	1373 }
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1374 st->print_cr("--- Extra data:");
0 a61af66fc99e Initial load duke parents: diff changeset	1375 DataLayout* dp = extra_data_base();
a61af66fc99e Initial load duke parents: diff changeset	1376 DataLayout* end = extra_data_limit();
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1377 for (;; dp = next_extra(dp)) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1378 assert(dp < end, "moved past end of extra data");
0 a61af66fc99e Initial load duke parents: diff changeset	1379 // No need for "OrderAccess::load_acquire" ops,
a61af66fc99e Initial load duke parents: diff changeset	1380 // since the data structure is monotonic.
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1381 switch(dp->tag()) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1382 case DataLayout::no_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1383 continue;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1384 case DataLayout::bit_data_tag:
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1385 data = new BitData(dp);
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1386 break;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1387 case DataLayout::speculative_trap_data_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1388 data = new SpeculativeTrapData(dp);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1389 break;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1390 case DataLayout::arg_info_data_tag:
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1391 data = new ArgInfoData(dp);
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1392 dp = end; // ArgInfoData is at the end of extra data section.
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1393 break;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1394 default:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1395 fatal(err_msg("unexpected tag %d", dp->tag()));
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1396 }
0 a61af66fc99e Initial load duke parents: diff changeset	1397 st->print("%d", dp_to_di(data->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1398 st->fill_to(6);
a61af66fc99e Initial load duke parents: diff changeset	1399 data->print_data_on(st);
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1400 if (dp >= end) return;
0 a61af66fc99e Initial load duke parents: diff changeset	1401 }
a61af66fc99e Initial load duke parents: diff changeset	1402 }
a61af66fc99e Initial load duke parents: diff changeset	1403 #endif
a61af66fc99e Initial load duke parents: diff changeset	1404
7956 16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1405 #if INCLUDE_SERVICES
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1406 // Size Statistics
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1407 void MethodData::collect_statistics(KlassSizeStats *sz) const {
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1408 int n = sz->count(this);
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1409 sz->_method_data_bytes += n;
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1410 sz->_method_all_bytes += n;
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1411 sz->_rw_bytes += n;
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1412 }
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1413 #endif // INCLUDE_SERVICES
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1414
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1415 // Verification
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1416
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1417 void MethodData::verify_on(outputStream* st) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1418 guarantee(is_methodData(), "object must be method data");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1419 // guarantee(m->is_perm(), "should be in permspace");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1420 this->verify_data_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1421 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1422
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1423 void MethodData::verify_data_on(outputStream* st) {
0 a61af66fc99e Initial load duke parents: diff changeset	1424 NEEDS_CLEANUP;
a61af66fc99e Initial load duke parents: diff changeset	1425 // not yet implemented.
a61af66fc99e Initial load duke parents: diff changeset	1426 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1427
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1428 bool MethodData::profile_jsr292(methodHandle m, int bci) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1429 if (m->is_compiled_lambda_form()) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1430 return true;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1431 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1432
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1433 Bytecode_invoke inv(m , bci);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1434 return inv.is_invokedynamic() \|\| inv.is_invokehandle();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1435 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1436
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1437 int MethodData::profile_arguments_flag() {
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1438 return TypeProfileLevel % 10;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1439 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1440
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1441 bool MethodData::profile_arguments() {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1442 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	1443 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1444
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1445 bool MethodData::profile_arguments_jsr292_only() {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1446 return profile_arguments_flag() == type_profile_jsr292;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1447 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1448
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1449 bool MethodData::profile_all_arguments() {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1450 return profile_arguments_flag() == type_profile_all;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1451 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1452
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1453 bool MethodData::profile_arguments_for_invoke(methodHandle m, int bci) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1454 if (!profile_arguments()) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1455 return false;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1456 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1457
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1458 if (profile_all_arguments()) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1459 return true;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1460 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1461
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1462 assert(profile_arguments_jsr292_only(), "inconsistent");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1463 return profile_jsr292(m, bci);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1464 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1465
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1466 int MethodData::profile_return_flag() {
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1467 return (TypeProfileLevel % 100) / 10;
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1468 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1469
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1470 bool MethodData::profile_return() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1471 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	1472 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1473
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1474 bool MethodData::profile_return_jsr292_only() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1475 return profile_return_flag() == type_profile_jsr292;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1476 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1477
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1478 bool MethodData::profile_all_return() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1479 return profile_return_flag() == type_profile_all;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1480 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1481
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1482 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	1483 if (!profile_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1484 return false;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1485 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1486
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1487 if (profile_all_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1488 return true;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1489 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1490
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1491 assert(profile_return_jsr292_only(), "inconsistent");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1492 return profile_jsr292(m, bci);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1493 }
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1494
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1495 int MethodData::profile_parameters_flag() {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1496 return TypeProfileLevel / 100;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1497 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1498
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1499 bool MethodData::profile_parameters() {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1500 return profile_parameters_flag() > no_type_profile && profile_parameters_flag() <= type_profile_all;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1501 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1502
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1503 bool MethodData::profile_parameters_jsr292_only() {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1504 return profile_parameters_flag() == type_profile_jsr292;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1505 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1506
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1507 bool MethodData::profile_all_parameters() {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1508 return profile_parameters_flag() == type_profile_all;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1509 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1510
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1511 bool MethodData::profile_parameters_for_method(methodHandle m) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1512 if (!profile_parameters()) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1513 return false;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1514 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1515
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1516 if (profile_all_parameters()) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1517 return true;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1518 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1519
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1520 assert(profile_parameters_jsr292_only(), "inconsistent");
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1521 return m->is_compiled_lambda_form();
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1522 }
14500 fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1523
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1524 void MethodData::clean_extra_data_helper(DataLayout* dp, int shift, bool reset) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1525 if (shift == 0) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1526 return;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1527 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1528 if (!reset) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1529 // Move all cells of trap entry at dp left by "shift" cells
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1530 intptr_t* start = (intptr_t*)dp;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1531 intptr_t* end = (intptr_t*)next_extra(dp);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1532 for (intptr_t* ptr = start; ptr < end; ptr++) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1533 (ptr-shift) = ptr;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1534 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1535 } else {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1536 // Reset "shift" cells stopping at dp
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1537 intptr_t* start = ((intptr_t*)dp) - shift;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1538 intptr_t* end = (intptr_t*)dp;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1539 for (intptr_t* ptr = start; ptr < end; ptr++) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1540 *ptr = 0;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1541 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1542 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1543 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1544
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1545 // Remove SpeculativeTrapData entries that reference an unloaded
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1546 // method
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1547 void MethodData::clean_extra_data(BoolObjectClosure* is_alive) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1548 DataLayout* dp = extra_data_base();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1549 DataLayout* end = extra_data_limit();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1550
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1551 int shift = 0;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1552 for (; dp < end; dp = next_extra(dp)) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1553 switch(dp->tag()) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1554 case DataLayout::speculative_trap_data_tag: {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1555 SpeculativeTrapData* data = new SpeculativeTrapData(dp);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1556 Method* m = data->method();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1557 assert(m != NULL, "should have a method");
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1558 if (!m->method_holder()->is_loader_alive(is_alive)) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1559 // "shift" accumulates the number of cells for dead
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1560 // SpeculativeTrapData entries that have been seen so
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1561 // far. Following entries must be shifted left by that many
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1562 // cells to remove the dead SpeculativeTrapData entries.
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1563 shift += (int)((intptr_t)next_extra(dp) - (intptr_t)dp);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1564 } else {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1565 // Shift this entry left if it follows dead
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1566 // SpeculativeTrapData entries
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1567 clean_extra_data_helper(dp, shift);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1568 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1569 break;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1570 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1571 case DataLayout::bit_data_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1572 // Shift this entry left if it follows dead SpeculativeTrapData
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1573 // entries
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1574 clean_extra_data_helper(dp, shift);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1575 continue;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1576 case DataLayout::no_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1577 case DataLayout::arg_info_data_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1578 // We are at end of the live trap entries. The previous "shift"
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1579 // cells contain entries that are either dead or were shifted
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1580 // left. They need to be reset to no_tag
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1581 clean_extra_data_helper(dp, shift, true);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1582 return;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1583 default:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1584 fatal(err_msg("unexpected tag %d", dp->tag()));
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1585 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1586 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1587 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1588
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1589 // Verify there's no unloaded method referenced by a
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1590 // SpeculativeTrapData entry
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1591 void MethodData::verify_extra_data_clean(BoolObjectClosure* is_alive) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1592 #ifdef ASSERT
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1593 DataLayout* dp = extra_data_base();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1594 DataLayout* end = extra_data_limit();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1595
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1596 for (; dp < end; dp = next_extra(dp)) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1597 switch(dp->tag()) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1598 case DataLayout::speculative_trap_data_tag: {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1599 SpeculativeTrapData* data = new SpeculativeTrapData(dp);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1600 Method* m = data->method();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1601 assert(m != NULL && m->method_holder()->is_loader_alive(is_alive), "Method should exist");
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1602 break;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1603 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1604 case DataLayout::bit_data_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1605 continue;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1606 case DataLayout::no_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1607 case DataLayout::arg_info_data_tag:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1608 return;
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1609 default:
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1610 fatal(err_msg("unexpected tag %d", dp->tag()));
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1611 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1612 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1613 #endif
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1614 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1615
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1616 void MethodData::clean_method_data(BoolObjectClosure* is_alive) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1617 for (ProfileData* data = first_data();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1618 is_valid(data);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1619 data = next_data(data)) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1620 data->clean_weak_klass_links(is_alive);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1621 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1622 ParametersTypeData* parameters = parameters_type_data();
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1623 if (parameters != NULL) {
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1624 parameters->clean_weak_klass_links(is_alive);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1625 }
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1626
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1627 clean_extra_data(is_alive);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1628 verify_extra_data_clean(is_alive);
fdad2932c73f 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 14435 diff changeset	1629 }

Mercurial > hg > truffle

annotate src/share/vm/oops/methodData.cpp @ 14674:53ed0f89f44e