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

annotate src/share/vm/oops/methodData.cpp @ 20651:600c44255e5f

8056071: compiler/whitebox/IsMethodCompilableTest.java fails with 'method() is not compilable after 3 iterations' Summary: Always use MDO if valid and always compile trivial methods with C1 if available. Reviewed-by: kvn, iveresov

author	thartmann
date	Tue, 11 Nov 2014 11:05:41 +0100
parents	631667807de7
children	7848fc12602b

rev	line source
0 a61af66fc99e Initial load duke parents: diff changeset	1 /*
17937 78bbf4d43a14 8037816: Fix for 8036122 breaks build with Xcode5/clang drchase parents: 17810 diff changeset	2 * Copyright (c) 2000, 2014, 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"
17780 606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	27 #include "compiler/compilerOracle.hpp"
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1783 diff changeset	28 #include "interpreter/bytecode.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1783 diff changeset	29 #include "interpreter/bytecodeStream.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1783 diff changeset	30 #include "interpreter/linkResolver.hpp"
7956 16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	31 #include "memory/heapInspection.hpp"
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	32 #include "oops/methodData.hpp"
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	33 #include "prims/jvmtiRedefineClasses.hpp"
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1783 diff changeset	34 #include "runtime/compilationPolicy.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1783 diff changeset	35 #include "runtime/deoptimization.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1783 diff changeset	36 #include "runtime/handles.inline.hpp"
20197 ce8f6bb717c9 8042195: Introduce umbrella header orderAccess.inline.hpp. goetz parents: 17937 diff changeset	37 #include "runtime/orderAccess.inline.hpp"
0 a61af66fc99e Initial load duke parents: diff changeset	38
17937 78bbf4d43a14 8037816: Fix for 8036122 breaks build with Xcode5/clang drchase parents: 17810 diff changeset	39 PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC
78bbf4d43a14 8037816: Fix for 8036122 breaks build with Xcode5/clang drchase parents: 17810 diff changeset	40
0 a61af66fc99e Initial load duke parents: diff changeset	41 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	42 // DataLayout
a61af66fc99e Initial load duke parents: diff changeset	43 //
a61af66fc99e Initial load duke parents: diff changeset	44 // Overlay for generic profiling data.
a61af66fc99e Initial load duke parents: diff changeset	45
a61af66fc99e Initial load duke parents: diff changeset	46 // Some types of data layouts need a length field.
a61af66fc99e Initial load duke parents: diff changeset	47 bool DataLayout::needs_array_len(u1 tag) {
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	48 return (tag == multi_branch_data_tag) \|\| (tag == arg_info_data_tag) \|\| (tag == parameters_type_data_tag);
0 a61af66fc99e Initial load duke parents: diff changeset	49 }
a61af66fc99e Initial load duke parents: diff changeset	50
a61af66fc99e Initial load duke parents: diff changeset	51 // Perform generic initialization of the data. More specific
a61af66fc99e Initial load duke parents: diff changeset	52 // initialization occurs in overrides of ProfileData::post_initialize.
a61af66fc99e Initial load duke parents: diff changeset	53 void DataLayout::initialize(u1 tag, u2 bci, int cell_count) {
a61af66fc99e Initial load duke parents: diff changeset	54 _header._bits = (intptr_t)0;
a61af66fc99e Initial load duke parents: diff changeset	55 _header._struct._tag = tag;
a61af66fc99e Initial load duke parents: diff changeset	56 _header._struct._bci = bci;
a61af66fc99e Initial load duke parents: diff changeset	57 for (int i = 0; i < cell_count; i++) {
a61af66fc99e Initial load duke parents: diff changeset	58 set_cell_at(i, (intptr_t)0);
a61af66fc99e Initial load duke parents: diff changeset	59 }
a61af66fc99e Initial load duke parents: diff changeset	60 if (needs_array_len(tag)) {
a61af66fc99e Initial load duke parents: diff changeset	61 set_cell_at(ArrayData::array_len_off_set, cell_count - 1); // -1 for header.
a61af66fc99e Initial load duke parents: diff changeset	62 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	63 if (tag == call_type_data_tag) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	64 CallTypeData::initialize(this, cell_count);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	65 } else if (tag == virtual_call_type_data_tag) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	66 VirtualCallTypeData::initialize(this, cell_count);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	67 }
0 a61af66fc99e Initial load duke parents: diff changeset	68 }
a61af66fc99e Initial load duke parents: diff changeset	69
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	70 void DataLayout::clean_weak_klass_links(BoolObjectClosure* cl) {
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	71 ResourceMark m;
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	72 data_in()->clean_weak_klass_links(cl);
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	73 }
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	74
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	75
0 a61af66fc99e Initial load duke parents: diff changeset	76 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	77 // ProfileData
a61af66fc99e Initial load duke parents: diff changeset	78 //
a61af66fc99e Initial load duke parents: diff changeset	79 // A ProfileData object is created to refer to a section of profiling
a61af66fc99e Initial load duke parents: diff changeset	80 // data in a structured way.
a61af66fc99e Initial load duke parents: diff changeset	81
a61af66fc99e Initial load duke parents: diff changeset	82 // Constructor for invalid ProfileData.
a61af66fc99e Initial load duke parents: diff changeset	83 ProfileData::ProfileData() {
a61af66fc99e Initial load duke parents: diff changeset	84 _data = NULL;
a61af66fc99e Initial load duke parents: diff changeset	85 }
a61af66fc99e Initial load duke parents: diff changeset	86
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	87 char* ProfileData::print_data_on_helper(const MethodData* md) const {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	88 DataLayout* dp = md->extra_data_base();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	89 DataLayout* end = md->extra_data_limit();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	90 stringStream ss;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	91 for (;; dp = MethodData::next_extra(dp)) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	92 assert(dp < end, "moved past end of extra data");
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	93 switch(dp->tag()) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	94 case DataLayout::speculative_trap_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	95 if (dp->bci() == bci()) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	96 SpeculativeTrapData* data = new SpeculativeTrapData(dp);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	97 int trap = data->trap_state();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	98 char buf[100];
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	99 ss.print("trap/");
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	100 data->method()->print_short_name(&ss);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	101 ss.print("(%s) ", Deoptimization::format_trap_state(buf, sizeof(buf), trap));
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	102 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	103 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	104 case DataLayout::bit_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	105 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	106 case DataLayout::no_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	107 case DataLayout::arg_info_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	108 return ss.as_string();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	109 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	110 default:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	111 fatal(err_msg("unexpected tag %d", dp->tag()));
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	112 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	113 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	114 return NULL;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	115 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	116
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	117 void ProfileData::print_data_on(outputStream* st, const MethodData* md) const {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	118 print_data_on(st, print_data_on_helper(md));
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	119 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	120
0 a61af66fc99e Initial load duke parents: diff changeset	121 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	122 void ProfileData::print_shared(outputStream* st, const char* name, const char* extra) const {
0 a61af66fc99e Initial load duke parents: diff changeset	123 st->print("bci: %d", bci());
a61af66fc99e Initial load duke parents: diff changeset	124 st->fill_to(tab_width_one);
a61af66fc99e Initial load duke parents: diff changeset	125 st->print("%s", name);
a61af66fc99e Initial load duke parents: diff changeset	126 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	127 int trap = trap_state();
a61af66fc99e Initial load duke parents: diff changeset	128 if (trap != 0) {
a61af66fc99e Initial load duke parents: diff changeset	129 char buf[100];
a61af66fc99e Initial load duke parents: diff changeset	130 st->print("trap(%s) ", Deoptimization::format_trap_state(buf, sizeof(buf), trap));
a61af66fc99e Initial load duke parents: diff changeset	131 }
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	132 if (extra != NULL) {
17937 78bbf4d43a14 8037816: Fix for 8036122 breaks build with Xcode5/clang drchase parents: 17810 diff changeset	133 st->print("%s", extra);
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	134 }
0 a61af66fc99e Initial load duke parents: diff changeset	135 int flags = data()->flags();
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	136 if (flags != 0) {
0 a61af66fc99e Initial load duke parents: diff changeset	137 st->print("flags(%d) ", flags);
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	138 }
0 a61af66fc99e Initial load duke parents: diff changeset	139 }
a61af66fc99e Initial load duke parents: diff changeset	140
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	141 void ProfileData::tab(outputStream* st, bool first) const {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	142 st->fill_to(first ? tab_width_one : tab_width_two);
0 a61af66fc99e Initial load duke parents: diff changeset	143 }
a61af66fc99e Initial load duke parents: diff changeset	144 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	145
a61af66fc99e Initial load duke parents: diff changeset	146 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	147 // BitData
a61af66fc99e Initial load duke parents: diff changeset	148 //
a61af66fc99e Initial load duke parents: diff changeset	149 // A BitData corresponds to a one-bit flag. This is used to indicate
a61af66fc99e Initial load duke parents: diff changeset	150 // whether a checkcast bytecode has seen a null value.
a61af66fc99e Initial load duke parents: diff changeset	151
a61af66fc99e Initial load duke parents: diff changeset	152
a61af66fc99e Initial load duke parents: diff changeset	153 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	154 void BitData::print_data_on(outputStream* st, const char* extra) const {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	155 print_shared(st, "BitData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	156 }
a61af66fc99e Initial load duke parents: diff changeset	157 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	158
a61af66fc99e Initial load duke parents: diff changeset	159 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	160 // CounterData
a61af66fc99e Initial load duke parents: diff changeset	161 //
a61af66fc99e Initial load duke parents: diff changeset	162 // A CounterData corresponds to a simple counter.
a61af66fc99e Initial load duke parents: diff changeset	163
a61af66fc99e Initial load duke parents: diff changeset	164 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	165 void CounterData::print_data_on(outputStream* st, const char* extra) const {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	166 print_shared(st, "CounterData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	167 st->print_cr("count(%u)", count());
a61af66fc99e Initial load duke parents: diff changeset	168 }
a61af66fc99e Initial load duke parents: diff changeset	169 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	170
a61af66fc99e Initial load duke parents: diff changeset	171 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	172 // JumpData
a61af66fc99e Initial load duke parents: diff changeset	173 //
a61af66fc99e Initial load duke parents: diff changeset	174 // A JumpData is used to access profiling information for a direct
a61af66fc99e Initial load duke parents: diff changeset	175 // branch. It is a counter, used for counting the number of branches,
a61af66fc99e Initial load duke parents: diff changeset	176 // plus a data displacement, used for realigning the data pointer to
a61af66fc99e Initial load duke parents: diff changeset	177 // the corresponding target bci.
a61af66fc99e Initial load duke parents: diff changeset	178
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	179 void JumpData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	180 assert(stream->bci() == bci(), "wrong pos");
a61af66fc99e Initial load duke parents: diff changeset	181 int target;
a61af66fc99e Initial load duke parents: diff changeset	182 Bytecodes::Code c = stream->code();
a61af66fc99e Initial load duke parents: diff changeset	183 if (c == Bytecodes::_goto_w \|\| c == Bytecodes::_jsr_w) {
a61af66fc99e Initial load duke parents: diff changeset	184 target = stream->dest_w();
a61af66fc99e Initial load duke parents: diff changeset	185 } else {
a61af66fc99e Initial load duke parents: diff changeset	186 target = stream->dest();
a61af66fc99e Initial load duke parents: diff changeset	187 }
a61af66fc99e Initial load duke parents: diff changeset	188 int my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	189 int target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	190 int offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	191 set_displacement(offset);
a61af66fc99e Initial load duke parents: diff changeset	192 }
a61af66fc99e Initial load duke parents: diff changeset	193
a61af66fc99e Initial load duke parents: diff changeset	194 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	195 void JumpData::print_data_on(outputStream* st, const char* extra) const {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	196 print_shared(st, "JumpData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	197 st->print_cr("taken(%u) displacement(%d)", taken(), displacement());
a61af66fc99e Initial load duke parents: diff changeset	198 }
a61af66fc99e Initial load duke parents: diff changeset	199 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	200
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	201 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	202 // Parameter profiling include the receiver
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	203 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	204 ResourceMark rm;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	205 SignatureStream ss(signature);
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	206 args_count += ss.reference_parameter_count();
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	207 args_count = MIN2(args_count, max);
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	208 return args_count * per_arg_cell_count;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	209 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	210
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	211 int TypeEntriesAtCall::compute_cell_count(BytecodeStream* stream) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	212 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	213 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	214 Bytecode_invoke inv(stream->method(), stream->bci());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	215 int args_cell = 0;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	216 if (arguments_profiling_enabled()) {
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	217 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	218 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	219 int ret_cell = 0;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	220 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	221 ret_cell = ReturnTypeEntry::static_cell_count();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	222 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	223 int header_cell = 0;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	224 if (args_cell + ret_cell > 0) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	225 header_cell = header_cell_count();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	226 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	227
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	228 return header_cell + args_cell + ret_cell;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	229 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	230
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	231 class ArgumentOffsetComputer : public SignatureInfo {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	232 private:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	233 int _max;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	234 GrowableArray<int> _offsets;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	235
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	236 void set(int size, BasicType type) { _size += size; }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	237 void do_object(int begin, int end) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	238 if (_offsets.length() < _max) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	239 _offsets.push(_size);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	240 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	241 SignatureInfo::do_object(begin, end);
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 void do_array (int begin, int end) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	244 if (_offsets.length() < _max) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	245 _offsets.push(_size);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	246 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	247 SignatureInfo::do_array(begin, end);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	248 }
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 public:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	251 ArgumentOffsetComputer(Symbol* signature, int max)
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	252 : SignatureInfo(signature), _max(max), _offsets(Thread::current(), max) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	253 }
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 int total() { lazy_iterate_parameters(); return _size; }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	256
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	257 int off_at(int i) const { return _offsets.at(i); }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	258 };
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	259
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	260 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	261 ResourceMark rm;
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	262 int start = 0;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	263 // Parameter profiling include the receiver
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	264 if (include_receiver && has_receiver) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	265 set_stack_slot(0, 0);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	266 set_type(0, type_none());
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	267 start += 1;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	268 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	269 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	270 aos.total();
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	271 for (int i = start; i < _number_of_entries; i++) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	272 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	273 set_type(i, type_none());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	274 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	275 }
12875 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 void CallTypeData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	278 assert(Bytecodes::is_invoke(stream->code()), "should be invoke");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	279 Bytecode_invoke inv(stream->method(), stream->bci());
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	280
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	281 SignatureStream ss(inv.signature());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	282 if (has_arguments()) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	283 #ifdef ASSERT
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	284 ResourceMark rm;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	285 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	286 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	287 check_number_of_arguments(count);
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	288 #endif
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	289 _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	290 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	291
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	292 if (has_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	293 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	294 _ret.post_initialize();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	295 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	296 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	297
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	298 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	299 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	300 Bytecode_invoke inv(stream->method(), stream->bci());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	301
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	302 if (has_arguments()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	303 #ifdef ASSERT
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	304 ResourceMark rm;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	305 SignatureStream ss(inv.signature());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	306 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	307 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	308 check_number_of_arguments(count);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	309 #endif
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	310 _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	311 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	312
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	313 if (has_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	314 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	315 _ret.post_initialize();
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	316 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	317 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	318
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	319 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	320 Klass* k = (Klass*)klass_part(p);
6e1826d5c23e 8027572: assert(r != 0) failed: invalid roland parents: 12962 diff changeset	321 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	322 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	323
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	324 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	325 for (int i = 0; i < _number_of_entries; i++) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	326 intptr_t p = type(i);
13080 6e1826d5c23e 8027572: assert(r != 0) failed: invalid roland parents: 12962 diff changeset	327 if (!is_loader_alive(is_alive_cl, p)) {
6e1826d5c23e 8027572: assert(r != 0) failed: invalid roland parents: 12962 diff changeset	328 set_type(i, with_status((Klass*)NULL, p));
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	329 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	330 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	331 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	332
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	333 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	334 intptr_t p = type();
13080 6e1826d5c23e 8027572: assert(r != 0) failed: invalid roland parents: 12962 diff changeset	335 if (!is_loader_alive(is_alive_cl, p)) {
6e1826d5c23e 8027572: assert(r != 0) failed: invalid roland parents: 12962 diff changeset	336 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	337 }
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::return_profiling_enabled() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	341 return MethodData::profile_return();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	342 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	343
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	344 bool TypeEntriesAtCall::arguments_profiling_enabled() {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	345 return MethodData::profile_arguments();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	346 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	347
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	348 #ifndef PRODUCT
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	349 void TypeEntries::print_klass(outputStream* st, intptr_t k) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	350 if (is_type_none(k)) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	351 st->print("none");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	352 } else if (is_type_unknown(k)) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	353 st->print("unknown");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	354 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	355 valid_klass(k)->print_value_on(st);
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 if (was_null_seen(k)) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	358 st->print(" (null seen)");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	359 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	360 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	361
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	362 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	363 for (int i = 0; i < _number_of_entries; i++) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	364 _pd->tab(st);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	365 st->print("%d: stack(%u) ", i, stack_slot(i));
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	366 print_klass(st, type(i));
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	367 st->cr();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	368 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	369 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	370
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	371 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	372 _pd->tab(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	373 print_klass(st, type());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	374 st->cr();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	375 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	376
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	377 void CallTypeData::print_data_on(outputStream* st, const char* extra) const {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	378 CounterData::print_data_on(st, extra);
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	379 if (has_arguments()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	380 tab(st, true);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	381 st->print("argument types");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	382 _args.print_data_on(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	383 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	384 if (has_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	385 tab(st, true);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	386 st->print("return type");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	387 _ret.print_data_on(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	388 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	389 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	390
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	391 void VirtualCallTypeData::print_data_on(outputStream* st, const char* extra) const {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	392 VirtualCallData::print_data_on(st, extra);
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	393 if (has_arguments()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	394 tab(st, true);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	395 st->print("argument types");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	396 _args.print_data_on(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	397 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	398 if (has_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	399 tab(st, true);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	400 st->print("return type");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	401 _ret.print_data_on(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	402 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	403 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	404 #endif
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	405
0 a61af66fc99e Initial load duke parents: diff changeset	406 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	407 // ReceiverTypeData
a61af66fc99e Initial load duke parents: diff changeset	408 //
a61af66fc99e Initial load duke parents: diff changeset	409 // A ReceiverTypeData is used to access profiling information about a
a61af66fc99e Initial load duke parents: diff changeset	410 // 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	411 // that the check is reached, and a series of (Klass*, count) pairs
0 a61af66fc99e Initial load duke parents: diff changeset	412 // which are used to store a type profile for the receiver of the check.
a61af66fc99e Initial load duke parents: diff changeset	413
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	414 void ReceiverTypeData::clean_weak_klass_links(BoolObjectClosure* is_alive_cl) {
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	415 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	416 Klass* p = receiver(row);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	417 if (p != NULL && !p->is_loader_alive(is_alive_cl)) {
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	418 clear_row(row);
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	419 }
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	420 }
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	421 }
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	422
0 a61af66fc99e Initial load duke parents: diff changeset	423 #ifndef PRODUCT
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	424 void ReceiverTypeData::print_receiver_data_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	425 uint row;
a61af66fc99e Initial load duke parents: diff changeset	426 int entries = 0;
a61af66fc99e Initial load duke parents: diff changeset	427 for (row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	428 if (receiver(row) != NULL) entries++;
a61af66fc99e Initial load duke parents: diff changeset	429 }
a61af66fc99e Initial load duke parents: diff changeset	430 st->print_cr("count(%u) entries(%u)", count(), entries);
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	431 int total = count();
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	432 for (row = 0; row < row_limit(); row++) {
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	433 if (receiver(row) != NULL) {
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	434 total += receiver_count(row);
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	435 }
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	436 }
0 a61af66fc99e Initial load duke parents: diff changeset	437 for (row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	438 if (receiver(row) != NULL) {
a61af66fc99e Initial load duke parents: diff changeset	439 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	440 receiver(row)->print_value_on(st);
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	441 st->print_cr("(%u %4.2f)", receiver_count(row), (float) receiver_count(row) / (float) total);
0 a61af66fc99e Initial load duke parents: diff changeset	442 }
a61af66fc99e Initial load duke parents: diff changeset	443 }
a61af66fc99e Initial load duke parents: diff changeset	444 }
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	445 void ReceiverTypeData::print_data_on(outputStream* st, const char* extra) const {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	446 print_shared(st, "ReceiverTypeData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	447 print_receiver_data_on(st);
a61af66fc99e Initial load duke parents: diff changeset	448 }
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	449 void VirtualCallData::print_data_on(outputStream* st, const char* extra) const {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	450 print_shared(st, "VirtualCallData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	451 print_receiver_data_on(st);
a61af66fc99e Initial load duke parents: diff changeset	452 }
a61af66fc99e Initial load duke parents: diff changeset	453 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	454
a61af66fc99e Initial load duke parents: diff changeset	455 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	456 // RetData
a61af66fc99e Initial load duke parents: diff changeset	457 //
a61af66fc99e Initial load duke parents: diff changeset	458 // A RetData is used to access profiling information for a ret bytecode.
a61af66fc99e Initial load duke parents: diff changeset	459 // It is composed of a count of the number of times that the ret has
a61af66fc99e Initial load duke parents: diff changeset	460 // been executed, followed by a series of triples of the form
a61af66fc99e Initial load duke parents: diff changeset	461 // (bci, count, di) which count the number of times that some bci was the
a61af66fc99e Initial load duke parents: diff changeset	462 // target of the ret and cache a corresponding displacement.
a61af66fc99e Initial load duke parents: diff changeset	463
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	464 void RetData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	465 for (uint row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	466 set_bci_displacement(row, -1);
a61af66fc99e Initial load duke parents: diff changeset	467 set_bci(row, no_bci);
a61af66fc99e Initial load duke parents: diff changeset	468 }
a61af66fc99e Initial load duke parents: diff changeset	469 // release so other threads see a consistent state. bci is used as
a61af66fc99e Initial load duke parents: diff changeset	470 // a valid flag for bci_displacement.
a61af66fc99e Initial load duke parents: diff changeset	471 OrderAccess::release();
a61af66fc99e Initial load duke parents: diff changeset	472 }
a61af66fc99e Initial load duke parents: diff changeset	473
a61af66fc99e Initial load duke parents: diff changeset	474 // This routine needs to atomically update the RetData structure, so the
a61af66fc99e Initial load duke parents: diff changeset	475 // caller needs to hold the RetData_lock before it gets here. Since taking
a61af66fc99e Initial load duke parents: diff changeset	476 // the lock can block (and allow GC) and since RetData is a ProfileData is a
a61af66fc99e Initial load duke parents: diff changeset	477 // wrapper around a derived oop, taking the lock in _this_ method will
a61af66fc99e Initial load duke parents: diff changeset	478 // basically cause the 'this' pointer's _data field to contain junk after the
a61af66fc99e Initial load duke parents: diff changeset	479 // lock. We require the caller to take the lock before making the ProfileData
a61af66fc99e Initial load duke parents: diff changeset	480 // 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	481 address RetData::fixup_ret(int return_bci, MethodData* h_mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	482 // First find the mdp which corresponds to the return bci.
a61af66fc99e Initial load duke parents: diff changeset	483 address mdp = h_mdo->bci_to_dp(return_bci);
a61af66fc99e Initial load duke parents: diff changeset	484
a61af66fc99e Initial load duke parents: diff changeset	485 // Now check to see if any of the cache slots are open.
a61af66fc99e Initial load duke parents: diff changeset	486 for (uint row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	487 if (bci(row) == no_bci) {
a61af66fc99e Initial load duke parents: diff changeset	488 set_bci_displacement(row, mdp - dp());
a61af66fc99e Initial load duke parents: diff changeset	489 set_bci_count(row, DataLayout::counter_increment);
a61af66fc99e Initial load duke parents: diff changeset	490 // Barrier to ensure displacement is written before the bci; allows
a61af66fc99e Initial load duke parents: diff changeset	491 // the interpreter to read displacement without fear of race condition.
a61af66fc99e Initial load duke parents: diff changeset	492 release_set_bci(row, return_bci);
a61af66fc99e Initial load duke parents: diff changeset	493 break;
a61af66fc99e Initial load duke parents: diff changeset	494 }
a61af66fc99e Initial load duke parents: diff changeset	495 }
a61af66fc99e Initial load duke parents: diff changeset	496 return mdp;
a61af66fc99e Initial load duke parents: diff changeset	497 }
a61af66fc99e Initial load duke parents: diff changeset	498
14420 abe03600372a 8024468: PPC64 (part 201): cppInterpreter: implement bytecode profiling goetz parents: 10376 diff changeset	499 #ifdef CC_INTERP
abe03600372a 8024468: PPC64 (part 201): cppInterpreter: implement bytecode profiling goetz parents: 10376 diff changeset	500 DataLayout* RetData::advance(MethodData *md, int bci) {
abe03600372a 8024468: PPC64 (part 201): cppInterpreter: implement bytecode profiling goetz parents: 10376 diff changeset	501 return (DataLayout*) md->bci_to_dp(bci);
abe03600372a 8024468: PPC64 (part 201): cppInterpreter: implement bytecode profiling goetz parents: 10376 diff changeset	502 }
abe03600372a 8024468: PPC64 (part 201): cppInterpreter: implement bytecode profiling goetz parents: 10376 diff changeset	503 #endif // CC_INTERP
0 a61af66fc99e Initial load duke parents: diff changeset	504
a61af66fc99e Initial load duke parents: diff changeset	505 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	506 void RetData::print_data_on(outputStream* st, const char* extra) const {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	507 print_shared(st, "RetData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	508 uint row;
a61af66fc99e Initial load duke parents: diff changeset	509 int entries = 0;
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) entries++;
a61af66fc99e Initial load duke parents: diff changeset	512 }
a61af66fc99e Initial load duke parents: diff changeset	513 st->print_cr("count(%u) entries(%u)", count(), entries);
a61af66fc99e Initial load duke parents: diff changeset	514 for (row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	515 if (bci(row) != no_bci) {
a61af66fc99e Initial load duke parents: diff changeset	516 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	517 st->print_cr("bci(%d: count(%u) displacement(%d))",
a61af66fc99e Initial load duke parents: diff changeset	518 bci(row), bci_count(row), bci_displacement(row));
a61af66fc99e Initial load duke parents: diff changeset	519 }
a61af66fc99e Initial load duke parents: diff changeset	520 }
a61af66fc99e Initial load duke parents: diff changeset	521 }
a61af66fc99e Initial load duke parents: diff changeset	522 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	523
a61af66fc99e Initial load duke parents: diff changeset	524 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	525 // BranchData
a61af66fc99e Initial load duke parents: diff changeset	526 //
a61af66fc99e Initial load duke parents: diff changeset	527 // A BranchData is used to access profiling data for a two-way branch.
a61af66fc99e Initial load duke parents: diff changeset	528 // It consists of taken and not_taken counts as well as a data displacement
a61af66fc99e Initial load duke parents: diff changeset	529 // for the taken case.
a61af66fc99e Initial load duke parents: diff changeset	530
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	531 void BranchData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	532 assert(stream->bci() == bci(), "wrong pos");
a61af66fc99e Initial load duke parents: diff changeset	533 int target = stream->dest();
a61af66fc99e Initial load duke parents: diff changeset	534 int my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	535 int target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	536 int offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	537 set_displacement(offset);
a61af66fc99e Initial load duke parents: diff changeset	538 }
a61af66fc99e Initial load duke parents: diff changeset	539
a61af66fc99e Initial load duke parents: diff changeset	540 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	541 void BranchData::print_data_on(outputStream* st, const char* extra) const {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	542 print_shared(st, "BranchData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	543 st->print_cr("taken(%u) displacement(%d)",
a61af66fc99e Initial load duke parents: diff changeset	544 taken(), displacement());
a61af66fc99e Initial load duke parents: diff changeset	545 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	546 st->print_cr("not taken(%u)", not_taken());
a61af66fc99e Initial load duke parents: diff changeset	547 }
a61af66fc99e Initial load duke parents: diff changeset	548 #endif
a61af66fc99e Initial load duke parents: diff changeset	549
a61af66fc99e Initial load duke parents: diff changeset	550 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	551 // MultiBranchData
a61af66fc99e Initial load duke parents: diff changeset	552 //
a61af66fc99e Initial load duke parents: diff changeset	553 // A MultiBranchData is used to access profiling information for
a61af66fc99e Initial load duke parents: diff changeset	554 // a multi-way branch (*switch bytecodes). It consists of a series
a61af66fc99e Initial load duke parents: diff changeset	555 // of (count, displacement) pairs, which count the number of times each
a61af66fc99e Initial load duke parents: diff changeset	556 // case was taken and specify the data displacment for each branch target.
a61af66fc99e Initial load duke parents: diff changeset	557
a61af66fc99e Initial load duke parents: diff changeset	558 int MultiBranchData::compute_cell_count(BytecodeStream* stream) {
a61af66fc99e Initial load duke parents: diff changeset	559 int cell_count = 0;
a61af66fc99e Initial load duke parents: diff changeset	560 if (stream->code() == Bytecodes::_tableswitch) {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	561 Bytecode_tableswitch sw(stream->method()(), stream->bcp());
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	562 cell_count = 1 + per_case_cell_count * (1 + sw.length()); // 1 for default
0 a61af66fc99e Initial load duke parents: diff changeset	563 } else {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	564 Bytecode_lookupswitch sw(stream->method()(), stream->bcp());
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	565 cell_count = 1 + per_case_cell_count * (sw.number_of_pairs() + 1); // 1 for default
0 a61af66fc99e Initial load duke parents: diff changeset	566 }
a61af66fc99e Initial load duke parents: diff changeset	567 return cell_count;
a61af66fc99e Initial load duke parents: diff changeset	568 }
a61af66fc99e Initial load duke parents: diff changeset	569
a61af66fc99e Initial load duke parents: diff changeset	570 void MultiBranchData::post_initialize(BytecodeStream* stream,
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	571 MethodData* mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	572 assert(stream->bci() == bci(), "wrong pos");
a61af66fc99e Initial load duke parents: diff changeset	573 int target;
a61af66fc99e Initial load duke parents: diff changeset	574 int my_di;
a61af66fc99e Initial load duke parents: diff changeset	575 int target_di;
a61af66fc99e Initial load duke parents: diff changeset	576 int offset;
a61af66fc99e Initial load duke parents: diff changeset	577 if (stream->code() == Bytecodes::_tableswitch) {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	578 Bytecode_tableswitch sw(stream->method()(), stream->bcp());
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	579 int len = sw.length();
0 a61af66fc99e Initial load duke parents: diff changeset	580 assert(array_len() == per_case_cell_count * (len + 1), "wrong len");
a61af66fc99e Initial load duke parents: diff changeset	581 for (int count = 0; count < len; count++) {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	582 target = sw.dest_offset_at(count) + bci();
0 a61af66fc99e Initial load duke parents: diff changeset	583 my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	584 target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	585 offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	586 set_displacement_at(count, offset);
a61af66fc99e Initial load duke parents: diff changeset	587 }
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	588 target = sw.default_offset() + bci();
0 a61af66fc99e Initial load duke parents: diff changeset	589 my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	590 target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	591 offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	592 set_default_displacement(offset);
a61af66fc99e Initial load duke parents: diff changeset	593
a61af66fc99e Initial load duke parents: diff changeset	594 } else {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	595 Bytecode_lookupswitch sw(stream->method()(), stream->bcp());
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	596 int npairs = sw.number_of_pairs();
0 a61af66fc99e Initial load duke parents: diff changeset	597 assert(array_len() == per_case_cell_count * (npairs + 1), "wrong len");
a61af66fc99e Initial load duke parents: diff changeset	598 for (int count = 0; count < npairs; count++) {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	599 LookupswitchPair pair = sw.pair_at(count);
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	600 target = pair.offset() + bci();
0 a61af66fc99e Initial load duke parents: diff changeset	601 my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	602 target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	603 offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	604 set_displacement_at(count, offset);
a61af66fc99e Initial load duke parents: diff changeset	605 }
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	606 target = sw.default_offset() + bci();
0 a61af66fc99e Initial load duke parents: diff changeset	607 my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	608 target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	609 offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	610 set_default_displacement(offset);
a61af66fc99e Initial load duke parents: diff changeset	611 }
a61af66fc99e Initial load duke parents: diff changeset	612 }
a61af66fc99e Initial load duke parents: diff changeset	613
a61af66fc99e Initial load duke parents: diff changeset	614 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	615 void MultiBranchData::print_data_on(outputStream* st, const char* extra) const {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	616 print_shared(st, "MultiBranchData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	617 st->print_cr("default_count(%u) displacement(%d)",
a61af66fc99e Initial load duke parents: diff changeset	618 default_count(), default_displacement());
a61af66fc99e Initial load duke parents: diff changeset	619 int cases = number_of_cases();
a61af66fc99e Initial load duke parents: diff changeset	620 for (int i = 0; i < cases; i++) {
a61af66fc99e Initial load duke parents: diff changeset	621 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	622 st->print_cr("count(%u) displacement(%d)",
a61af66fc99e Initial load duke parents: diff changeset	623 count_at(i), displacement_at(i));
a61af66fc99e Initial load duke parents: diff changeset	624 }
a61af66fc99e Initial load duke parents: diff changeset	625 }
a61af66fc99e Initial load duke parents: diff changeset	626 #endif
a61af66fc99e Initial load duke parents: diff changeset	627
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	628 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	629 void ArgInfoData::print_data_on(outputStream* st, const char* extra) const {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	630 print_shared(st, "ArgInfoData", extra);
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	631 int nargs = number_of_args();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	632 for (int i = 0; i < nargs; i++) {
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	633 st->print(" 0x%x", arg_modified(i));
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	634 }
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	635 st->cr();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	636 }
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	637
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	638 #endif
12962 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 ParametersTypeData::compute_cell_count(Method* m) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	641 if (!MethodData::profile_parameters_for_method(m)) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	642 return 0;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	643 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	644 int max = TypeProfileParmsLimit == -1 ? INT_MAX : TypeProfileParmsLimit;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	645 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	646 if (obj_args > 0) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	647 return obj_args + 1; // 1 cell for array len
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	648 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	649 return 0;
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 void ParametersTypeData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	653 _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	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 bool ParametersTypeData::profiling_enabled() {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	657 return MethodData::profile_parameters();
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	658 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	659
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	660 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	661 void ParametersTypeData::print_data_on(outputStream* st, const char* extra) const {
17937 78bbf4d43a14 8037816: Fix for 8036122 breaks build with Xcode5/clang drchase parents: 17810 diff changeset	662 st->print("parameter types"); // FIXME extra ignored?
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	663 _parameters.print_data_on(st);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	664 }
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	665
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	666 void SpeculativeTrapData::print_data_on(outputStream* st, const char* extra) const {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	667 print_shared(st, "SpeculativeTrapData", extra);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	668 tab(st);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	669 method()->print_short_name(st);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	670 st->cr();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	671 }
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	672 #endif
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	673
0 a61af66fc99e Initial load duke parents: diff changeset	674 // ==================================================================
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	675 // MethodData*
0 a61af66fc99e Initial load duke parents: diff changeset	676 //
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	677 // A MethodData* holds information which has been collected about
0 a61af66fc99e Initial load duke parents: diff changeset	678 // a method.
a61af66fc99e Initial load duke parents: diff changeset	679
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	680 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	681 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	682
10376 a1ebd310d5c1 8014912: Restore PrintSharedSpaces functionality after NPG iklam parents: 10107 diff changeset	683 return new (loader_data, size, false, MetaspaceObj::MethodDataType, THREAD)
a1ebd310d5c1 8014912: Restore PrintSharedSpaces functionality after NPG iklam parents: 10107 diff changeset	684 MethodData(method(), size, CHECK_NULL);
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	685 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	686
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	687 int MethodData::bytecode_cell_count(Bytecodes::Code code) {
8860 46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	688 #if defined(COMPILER1) && !defined(COMPILER2)
46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	689 return no_profile_data;
46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	690 #else
0 a61af66fc99e Initial load duke parents: diff changeset	691 switch (code) {
a61af66fc99e Initial load duke parents: diff changeset	692 case Bytecodes::_checkcast:
a61af66fc99e Initial load duke parents: diff changeset	693 case Bytecodes::_instanceof:
a61af66fc99e Initial load duke parents: diff changeset	694 case Bytecodes::_aastore:
a61af66fc99e Initial load duke parents: diff changeset	695 if (TypeProfileCasts) {
a61af66fc99e Initial load duke parents: diff changeset	696 return ReceiverTypeData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	697 } else {
a61af66fc99e Initial load duke parents: diff changeset	698 return BitData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	699 }
a61af66fc99e Initial load duke parents: diff changeset	700 case Bytecodes::_invokespecial:
a61af66fc99e Initial load duke parents: diff changeset	701 case Bytecodes::_invokestatic:
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	702 if (MethodData::profile_arguments() \|\| MethodData::profile_return()) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	703 return variable_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	704 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	705 return CounterData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	706 }
0 a61af66fc99e Initial load duke parents: diff changeset	707 case Bytecodes::_goto:
a61af66fc99e Initial load duke parents: diff changeset	708 case Bytecodes::_goto_w:
a61af66fc99e Initial load duke parents: diff changeset	709 case Bytecodes::_jsr:
a61af66fc99e Initial load duke parents: diff changeset	710 case Bytecodes::_jsr_w:
a61af66fc99e Initial load duke parents: diff changeset	711 return JumpData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	712 case Bytecodes::_invokevirtual:
a61af66fc99e Initial load duke parents: diff changeset	713 case Bytecodes::_invokeinterface:
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	714 if (MethodData::profile_arguments() \|\| MethodData::profile_return()) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	715 return variable_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	716 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	717 return VirtualCallData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	718 }
726 be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 196 diff changeset	719 case Bytecodes::_invokedynamic:
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	720 if (MethodData::profile_arguments() \|\| MethodData::profile_return()) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	721 return variable_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	722 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	723 return CounterData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	724 }
0 a61af66fc99e Initial load duke parents: diff changeset	725 case Bytecodes::_ret:
a61af66fc99e Initial load duke parents: diff changeset	726 return RetData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	727 case Bytecodes::_ifeq:
a61af66fc99e Initial load duke parents: diff changeset	728 case Bytecodes::_ifne:
a61af66fc99e Initial load duke parents: diff changeset	729 case Bytecodes::_iflt:
a61af66fc99e Initial load duke parents: diff changeset	730 case Bytecodes::_ifge:
a61af66fc99e Initial load duke parents: diff changeset	731 case Bytecodes::_ifgt:
a61af66fc99e Initial load duke parents: diff changeset	732 case Bytecodes::_ifle:
a61af66fc99e Initial load duke parents: diff changeset	733 case Bytecodes::_if_icmpeq:
a61af66fc99e Initial load duke parents: diff changeset	734 case Bytecodes::_if_icmpne:
a61af66fc99e Initial load duke parents: diff changeset	735 case Bytecodes::_if_icmplt:
a61af66fc99e Initial load duke parents: diff changeset	736 case Bytecodes::_if_icmpge:
a61af66fc99e Initial load duke parents: diff changeset	737 case Bytecodes::_if_icmpgt:
a61af66fc99e Initial load duke parents: diff changeset	738 case Bytecodes::_if_icmple:
a61af66fc99e Initial load duke parents: diff changeset	739 case Bytecodes::_if_acmpeq:
a61af66fc99e Initial load duke parents: diff changeset	740 case Bytecodes::_if_acmpne:
a61af66fc99e Initial load duke parents: diff changeset	741 case Bytecodes::_ifnull:
a61af66fc99e Initial load duke parents: diff changeset	742 case Bytecodes::_ifnonnull:
a61af66fc99e Initial load duke parents: diff changeset	743 return BranchData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	744 case Bytecodes::_lookupswitch:
a61af66fc99e Initial load duke parents: diff changeset	745 case Bytecodes::_tableswitch:
a61af66fc99e Initial load duke parents: diff changeset	746 return variable_cell_count;
a61af66fc99e Initial load duke parents: diff changeset	747 }
a61af66fc99e Initial load duke parents: diff changeset	748 return no_profile_data;
8860 46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	749 #endif
0 a61af66fc99e Initial load duke parents: diff changeset	750 }
a61af66fc99e Initial load duke parents: diff changeset	751
a61af66fc99e Initial load duke parents: diff changeset	752 // Compute the size of the profiling information corresponding to
a61af66fc99e Initial load duke parents: diff changeset	753 // the current bytecode.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	754 int MethodData::compute_data_size(BytecodeStream* stream) {
0 a61af66fc99e Initial load duke parents: diff changeset	755 int cell_count = bytecode_cell_count(stream->code());
a61af66fc99e Initial load duke parents: diff changeset	756 if (cell_count == no_profile_data) {
a61af66fc99e Initial load duke parents: diff changeset	757 return 0;
a61af66fc99e Initial load duke parents: diff changeset	758 }
a61af66fc99e Initial load duke parents: diff changeset	759 if (cell_count == variable_cell_count) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	760 switch (stream->code()) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	761 case Bytecodes::_lookupswitch:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	762 case Bytecodes::_tableswitch:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	763 cell_count = MultiBranchData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	764 break;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	765 case Bytecodes::_invokespecial:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	766 case Bytecodes::_invokestatic:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	767 case Bytecodes::_invokedynamic:
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	768 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	769 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	770 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	771 cell_count = CallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	772 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	773 cell_count = CounterData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	774 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	775 break;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	776 case Bytecodes::_invokevirtual:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	777 case Bytecodes::_invokeinterface: {
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	778 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	779 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	780 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	781 cell_count = VirtualCallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	782 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	783 cell_count = VirtualCallData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	784 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	785 break;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	786 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	787 default:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	788 fatal("unexpected bytecode for var length profile data");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	789 }
0 a61af66fc99e Initial load duke parents: diff changeset	790 }
a61af66fc99e Initial load duke parents: diff changeset	791 // Note: cell_count might be zero, meaning that there is just
a61af66fc99e Initial load duke parents: diff changeset	792 // a DataLayout header, with no extra cells.
a61af66fc99e Initial load duke parents: diff changeset	793 assert(cell_count >= 0, "sanity");
a61af66fc99e Initial load duke parents: diff changeset	794 return DataLayout::compute_size_in_bytes(cell_count);
a61af66fc99e Initial load duke parents: diff changeset	795 }
a61af66fc99e Initial load duke parents: diff changeset	796
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	797 bool MethodData::is_speculative_trap_bytecode(Bytecodes::Code code) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	798 // Bytecodes for which we may use speculation
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	799 switch (code) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	800 case Bytecodes::_checkcast:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	801 case Bytecodes::_instanceof:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	802 case Bytecodes::_aastore:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	803 case Bytecodes::_invokevirtual:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	804 case Bytecodes::_invokeinterface:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	805 case Bytecodes::_if_acmpeq:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	806 case Bytecodes::_if_acmpne:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	807 case Bytecodes::_invokestatic:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	808 #ifdef COMPILER2
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	809 return UseTypeSpeculation;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	810 #endif
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	811 default:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	812 return false;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	813 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	814 return false;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	815 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	816
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	817 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	818 if (ProfileTraps) {
a61af66fc99e Initial load duke parents: diff changeset	819 // Assume that up to 3% of BCIs with no MDP will need to allocate one.
a61af66fc99e Initial load duke parents: diff changeset	820 int extra_data_count = (uint)(empty_bc_count * 3) / 128 + 1;
a61af66fc99e Initial load duke parents: diff changeset	821 // If the method is large, let the extra BCIs grow numerous (to ~1%).
a61af66fc99e Initial load duke parents: diff changeset	822 int one_percent_of_data
a61af66fc99e Initial load duke parents: diff changeset	823 = (uint)data_size / (DataLayout::header_size_in_bytes()*128);
a61af66fc99e Initial load duke parents: diff changeset	824 if (extra_data_count < one_percent_of_data)
a61af66fc99e Initial load duke parents: diff changeset	825 extra_data_count = one_percent_of_data;
a61af66fc99e Initial load duke parents: diff changeset	826 if (extra_data_count > empty_bc_count)
a61af66fc99e Initial load duke parents: diff changeset	827 extra_data_count = empty_bc_count; // no need for more
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	828
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	829 // Make sure we have a minimum number of extra data slots to
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	830 // allocate SpeculativeTrapData entries. We would want to have one
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	831 // entry per compilation that inlines this method and for which
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	832 // some type speculation assumption fails. So the room we need for
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	833 // the SpeculativeTrapData entries doesn't directly depend on the
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	834 // size of the method. Because it's hard to estimate, we reserve
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	835 // space for an arbitrary number of entries.
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	836 int spec_data_count = (needs_speculative_traps ? SpecTrapLimitExtraEntries : 0) *
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	837 (SpeculativeTrapData::static_cell_count() + DataLayout::header_size_in_cells());
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	838
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	839 return MAX2(extra_data_count, spec_data_count);
0 a61af66fc99e Initial load duke parents: diff changeset	840 } else {
a61af66fc99e Initial load duke parents: diff changeset	841 return 0;
a61af66fc99e Initial load duke parents: diff changeset	842 }
a61af66fc99e Initial load duke parents: diff changeset	843 }
a61af66fc99e Initial load duke parents: diff changeset	844
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	845 // Compute the size of the MethodData* necessary to store
0 a61af66fc99e Initial load duke parents: diff changeset	846 // 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	847 int MethodData::compute_allocation_size_in_bytes(methodHandle method) {
0 a61af66fc99e Initial load duke parents: diff changeset	848 int data_size = 0;
a61af66fc99e Initial load duke parents: diff changeset	849 BytecodeStream stream(method);
a61af66fc99e Initial load duke parents: diff changeset	850 Bytecodes::Code c;
a61af66fc99e Initial load duke parents: diff changeset	851 int empty_bc_count = 0; // number of bytecodes lacking data
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	852 bool needs_speculative_traps = false;
0 a61af66fc99e Initial load duke parents: diff changeset	853 while ((c = stream.next()) >= 0) {
a61af66fc99e Initial load duke parents: diff changeset	854 int size_in_bytes = compute_data_size(&stream);
a61af66fc99e Initial load duke parents: diff changeset	855 data_size += size_in_bytes;
a61af66fc99e Initial load duke parents: diff changeset	856 if (size_in_bytes == 0) empty_bc_count += 1;
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	857 needs_speculative_traps = needs_speculative_traps \|\| is_speculative_trap_bytecode(c);
0 a61af66fc99e Initial load duke parents: diff changeset	858 }
a61af66fc99e Initial load duke parents: diff changeset	859 int object_size = in_bytes(data_offset()) + data_size;
a61af66fc99e Initial load duke parents: diff changeset	860
a61af66fc99e Initial load duke parents: diff changeset	861 // Add some extra DataLayout cells (at least one) to track stray traps.
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	862 int extra_data_count = compute_extra_data_count(data_size, empty_bc_count, needs_speculative_traps);
0 a61af66fc99e Initial load duke parents: diff changeset	863 object_size += extra_data_count * DataLayout::compute_size_in_bytes(0);
a61af66fc99e Initial load duke parents: diff changeset	864
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	865 // 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	866 int arg_size = method->size_of_parameters();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	867 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	868
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	869 // 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	870 // parameters
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	871 int args_cell = ParametersTypeData::compute_cell_count(method());
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	872 if (args_cell > 0) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	873 object_size += DataLayout::compute_size_in_bytes(args_cell);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	874 }
0 a61af66fc99e Initial load duke parents: diff changeset	875 return object_size;
a61af66fc99e Initial load duke parents: diff changeset	876 }
a61af66fc99e Initial load duke parents: diff changeset	877
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	878 // Compute the size of the MethodData* necessary to store
0 a61af66fc99e Initial load duke parents: diff changeset	879 // 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	880 int MethodData::compute_allocation_size_in_words(methodHandle method) {
0 a61af66fc99e Initial load duke parents: diff changeset	881 int byte_size = compute_allocation_size_in_bytes(method);
a61af66fc99e Initial load duke parents: diff changeset	882 int word_size = align_size_up(byte_size, BytesPerWord) / BytesPerWord;
a61af66fc99e Initial load duke parents: diff changeset	883 return align_object_size(word_size);
a61af66fc99e Initial load duke parents: diff changeset	884 }
a61af66fc99e Initial load duke parents: diff changeset	885
a61af66fc99e Initial load duke parents: diff changeset	886 // Initialize an individual data segment. Returns the size of
a61af66fc99e Initial load duke parents: diff changeset	887 // the segment in bytes.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	888 int MethodData::initialize_data(BytecodeStream* stream,
0 a61af66fc99e Initial load duke parents: diff changeset	889 int data_index) {
8860 46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	890 #if defined(COMPILER1) && !defined(COMPILER2)
46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	891 return 0;
46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	892 #else
0 a61af66fc99e Initial load duke parents: diff changeset	893 int cell_count = -1;
a61af66fc99e Initial load duke parents: diff changeset	894 int tag = DataLayout::no_tag;
a61af66fc99e Initial load duke parents: diff changeset	895 DataLayout* data_layout = data_layout_at(data_index);
a61af66fc99e Initial load duke parents: diff changeset	896 Bytecodes::Code c = stream->code();
a61af66fc99e Initial load duke parents: diff changeset	897 switch (c) {
a61af66fc99e Initial load duke parents: diff changeset	898 case Bytecodes::_checkcast:
a61af66fc99e Initial load duke parents: diff changeset	899 case Bytecodes::_instanceof:
a61af66fc99e Initial load duke parents: diff changeset	900 case Bytecodes::_aastore:
a61af66fc99e Initial load duke parents: diff changeset	901 if (TypeProfileCasts) {
a61af66fc99e Initial load duke parents: diff changeset	902 cell_count = ReceiverTypeData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	903 tag = DataLayout::receiver_type_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	904 } else {
a61af66fc99e Initial load duke parents: diff changeset	905 cell_count = BitData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	906 tag = DataLayout::bit_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	907 }
a61af66fc99e Initial load duke parents: diff changeset	908 break;
a61af66fc99e Initial load duke parents: diff changeset	909 case Bytecodes::_invokespecial:
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	910 case Bytecodes::_invokestatic: {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	911 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	912 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	913 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	914 cell_count = CallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	915 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	916 cell_count = counter_data_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	917 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	918 if (cell_count > counter_data_cell_count) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	919 tag = DataLayout::call_type_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	920 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	921 tag = DataLayout::counter_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	922 }
0 a61af66fc99e Initial load duke parents: diff changeset	923 break;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	924 }
0 a61af66fc99e Initial load duke parents: diff changeset	925 case Bytecodes::_goto:
a61af66fc99e Initial load duke parents: diff changeset	926 case Bytecodes::_goto_w:
a61af66fc99e Initial load duke parents: diff changeset	927 case Bytecodes::_jsr:
a61af66fc99e Initial load duke parents: diff changeset	928 case Bytecodes::_jsr_w:
a61af66fc99e Initial load duke parents: diff changeset	929 cell_count = JumpData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	930 tag = DataLayout::jump_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	931 break;
a61af66fc99e Initial load duke parents: diff changeset	932 case Bytecodes::_invokevirtual:
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	933 case Bytecodes::_invokeinterface: {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	934 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	935 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	936 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	937 cell_count = VirtualCallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	938 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	939 cell_count = virtual_call_data_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	940 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	941 if (cell_count > virtual_call_data_cell_count) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	942 tag = DataLayout::virtual_call_type_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	943 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	944 tag = DataLayout::virtual_call_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	945 }
0 a61af66fc99e Initial load duke parents: diff changeset	946 break;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	947 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	948 case Bytecodes::_invokedynamic: {
726 be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 196 diff changeset	949 // %%% 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	950 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	951 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	952 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	953 cell_count = CallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	954 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	955 cell_count = counter_data_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	956 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	957 if (cell_count > counter_data_cell_count) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	958 tag = DataLayout::call_type_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	959 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	960 tag = DataLayout::counter_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	961 }
726 be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 196 diff changeset	962 break;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	963 }
0 a61af66fc99e Initial load duke parents: diff changeset	964 case Bytecodes::_ret:
a61af66fc99e Initial load duke parents: diff changeset	965 cell_count = RetData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	966 tag = DataLayout::ret_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	967 break;
a61af66fc99e Initial load duke parents: diff changeset	968 case Bytecodes::_ifeq:
a61af66fc99e Initial load duke parents: diff changeset	969 case Bytecodes::_ifne:
a61af66fc99e Initial load duke parents: diff changeset	970 case Bytecodes::_iflt:
a61af66fc99e Initial load duke parents: diff changeset	971 case Bytecodes::_ifge:
a61af66fc99e Initial load duke parents: diff changeset	972 case Bytecodes::_ifgt:
a61af66fc99e Initial load duke parents: diff changeset	973 case Bytecodes::_ifle:
a61af66fc99e Initial load duke parents: diff changeset	974 case Bytecodes::_if_icmpeq:
a61af66fc99e Initial load duke parents: diff changeset	975 case Bytecodes::_if_icmpne:
a61af66fc99e Initial load duke parents: diff changeset	976 case Bytecodes::_if_icmplt:
a61af66fc99e Initial load duke parents: diff changeset	977 case Bytecodes::_if_icmpge:
a61af66fc99e Initial load duke parents: diff changeset	978 case Bytecodes::_if_icmpgt:
a61af66fc99e Initial load duke parents: diff changeset	979 case Bytecodes::_if_icmple:
a61af66fc99e Initial load duke parents: diff changeset	980 case Bytecodes::_if_acmpeq:
a61af66fc99e Initial load duke parents: diff changeset	981 case Bytecodes::_if_acmpne:
a61af66fc99e Initial load duke parents: diff changeset	982 case Bytecodes::_ifnull:
a61af66fc99e Initial load duke parents: diff changeset	983 case Bytecodes::_ifnonnull:
a61af66fc99e Initial load duke parents: diff changeset	984 cell_count = BranchData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	985 tag = DataLayout::branch_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	986 break;
a61af66fc99e Initial load duke parents: diff changeset	987 case Bytecodes::_lookupswitch:
a61af66fc99e Initial load duke parents: diff changeset	988 case Bytecodes::_tableswitch:
a61af66fc99e Initial load duke parents: diff changeset	989 cell_count = MultiBranchData::compute_cell_count(stream);
a61af66fc99e Initial load duke parents: diff changeset	990 tag = DataLayout::multi_branch_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	991 break;
a61af66fc99e Initial load duke parents: diff changeset	992 }
a61af66fc99e Initial load duke parents: diff changeset	993 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	994 ((MethodData::profile_arguments() \|\| MethodData::profile_return()) &&
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	995 (tag == DataLayout::call_type_data_tag \|\|
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	996 tag == DataLayout::counter_data_tag \|\|
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	997 tag == DataLayout::virtual_call_type_data_tag \|\|
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	998 tag == DataLayout::virtual_call_data_tag)) \|\|
0 a61af66fc99e Initial load duke parents: diff changeset	999 cell_count == bytecode_cell_count(c), "cell counts must agree");
a61af66fc99e Initial load duke parents: diff changeset	1000 if (cell_count >= 0) {
a61af66fc99e Initial load duke parents: diff changeset	1001 assert(tag != DataLayout::no_tag, "bad tag");
a61af66fc99e Initial load duke parents: diff changeset	1002 assert(bytecode_has_profile(c), "agree w/ BHP");
a61af66fc99e Initial load duke parents: diff changeset	1003 data_layout->initialize(tag, stream->bci(), cell_count);
a61af66fc99e Initial load duke parents: diff changeset	1004 return DataLayout::compute_size_in_bytes(cell_count);
a61af66fc99e Initial load duke parents: diff changeset	1005 } else {
a61af66fc99e Initial load duke parents: diff changeset	1006 assert(!bytecode_has_profile(c), "agree w/ !BHP");
a61af66fc99e Initial load duke parents: diff changeset	1007 return 0;
a61af66fc99e Initial load duke parents: diff changeset	1008 }
8860 46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	1009 #endif
0 a61af66fc99e Initial load duke parents: diff changeset	1010 }
a61af66fc99e Initial load duke parents: diff changeset	1011
a61af66fc99e Initial load duke parents: diff changeset	1012 // Get 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	1013 ProfileData* MethodData::data_at(int data_index) const {
0 a61af66fc99e Initial load duke parents: diff changeset	1014 if (out_of_bounds(data_index)) {
a61af66fc99e Initial load duke parents: diff changeset	1015 return NULL;
a61af66fc99e Initial load duke parents: diff changeset	1016 }
a61af66fc99e Initial load duke parents: diff changeset	1017 DataLayout* data_layout = data_layout_at(data_index);
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1018 return data_layout->data_in();
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1019 }
0 a61af66fc99e Initial load duke parents: diff changeset	1020
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1021 ProfileData* DataLayout::data_in() {
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1022 switch (tag()) {
0 a61af66fc99e Initial load duke parents: diff changeset	1023 case DataLayout::no_tag:
a61af66fc99e Initial load duke parents: diff changeset	1024 default:
a61af66fc99e Initial load duke parents: diff changeset	1025 ShouldNotReachHere();
a61af66fc99e Initial load duke parents: diff changeset	1026 return NULL;
a61af66fc99e Initial load duke parents: diff changeset	1027 case DataLayout::bit_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1028 return new BitData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1029 case DataLayout::counter_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1030 return new CounterData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1031 case DataLayout::jump_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1032 return new JumpData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1033 case DataLayout::receiver_type_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1034 return new ReceiverTypeData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1035 case DataLayout::virtual_call_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1036 return new VirtualCallData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1037 case DataLayout::ret_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1038 return new RetData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1039 case DataLayout::branch_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1040 return new BranchData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1041 case DataLayout::multi_branch_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1042 return new MultiBranchData(this);
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1043 case DataLayout::arg_info_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1044 return new ArgInfoData(this);
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1045 case DataLayout::call_type_data_tag:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1046 return new CallTypeData(this);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1047 case DataLayout::virtual_call_type_data_tag:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1048 return new VirtualCallTypeData(this);
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1049 case DataLayout::parameters_type_data_tag:
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1050 return new ParametersTypeData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1051 };
a61af66fc99e Initial load duke parents: diff changeset	1052 }
a61af66fc99e Initial load duke parents: diff changeset	1053
a61af66fc99e Initial load duke parents: diff changeset	1054 // Iteration over data.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1055 ProfileData* MethodData::next_data(ProfileData* current) const {
0 a61af66fc99e Initial load duke parents: diff changeset	1056 int current_index = dp_to_di(current->dp());
a61af66fc99e Initial load duke parents: diff changeset	1057 int next_index = current_index + current->size_in_bytes();
a61af66fc99e Initial load duke parents: diff changeset	1058 ProfileData* next = data_at(next_index);
a61af66fc99e Initial load duke parents: diff changeset	1059 return next;
a61af66fc99e Initial load duke parents: diff changeset	1060 }
a61af66fc99e Initial load duke parents: diff changeset	1061
a61af66fc99e Initial load duke parents: diff changeset	1062 // Give each of the data entries a chance to perform specific
a61af66fc99e Initial load duke parents: diff changeset	1063 // data initialization.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1064 void MethodData::post_initialize(BytecodeStream* stream) {
0 a61af66fc99e Initial load duke parents: diff changeset	1065 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	1066 ProfileData* data;
a61af66fc99e Initial load duke parents: diff changeset	1067 for (data = first_data(); is_valid(data); data = next_data(data)) {
a61af66fc99e Initial load duke parents: diff changeset	1068 stream->set_start(data->bci());
a61af66fc99e Initial load duke parents: diff changeset	1069 stream->next();
a61af66fc99e Initial load duke parents: diff changeset	1070 data->post_initialize(stream, this);
a61af66fc99e Initial load duke parents: diff changeset	1071 }
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1072 if (_parameters_type_data_di != -1) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1073 parameters_type_data()->post_initialize(NULL, this);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1074 }
0 a61af66fc99e Initial load duke parents: diff changeset	1075 }
a61af66fc99e Initial load duke parents: diff changeset	1076
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1077 // Initialize the MethodData* corresponding to a given method.
17733 1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1078 MethodData::MethodData(methodHandle method, int size, TRAPS)
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1079 : _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	1080 No_Safepoint_Verifier no_safepoint; // init function atomic wrt GC
0 a61af66fc99e Initial load duke parents: diff changeset	1081 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	1082 // Set the method back-pointer.
a61af66fc99e Initial load duke parents: diff changeset	1083 _method = method();
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1084
9080 b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1085 init();
0 a61af66fc99e Initial load duke parents: diff changeset	1086 set_creation_mileage(mileage_of(method()));
a61af66fc99e Initial load duke parents: diff changeset	1087
a61af66fc99e Initial load duke parents: diff changeset	1088 // Go through the bytecodes and allocate and initialize the
a61af66fc99e Initial load duke parents: diff changeset	1089 // corresponding data cells.
a61af66fc99e Initial load duke parents: diff changeset	1090 int data_size = 0;
a61af66fc99e Initial load duke parents: diff changeset	1091 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	1092 _data[0] = 0; // apparently not set below.
0 a61af66fc99e Initial load duke parents: diff changeset	1093 BytecodeStream stream(method);
a61af66fc99e Initial load duke parents: diff changeset	1094 Bytecodes::Code c;
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1095 bool needs_speculative_traps = false;
0 a61af66fc99e Initial load duke parents: diff changeset	1096 while ((c = stream.next()) >= 0) {
a61af66fc99e Initial load duke parents: diff changeset	1097 int size_in_bytes = initialize_data(&stream, data_size);
a61af66fc99e Initial load duke parents: diff changeset	1098 data_size += size_in_bytes;
a61af66fc99e Initial load duke parents: diff changeset	1099 if (size_in_bytes == 0) empty_bc_count += 1;
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1100 needs_speculative_traps = needs_speculative_traps \|\| is_speculative_trap_bytecode(c);
0 a61af66fc99e Initial load duke parents: diff changeset	1101 }
a61af66fc99e Initial load duke parents: diff changeset	1102 _data_size = data_size;
a61af66fc99e Initial load duke parents: diff changeset	1103 int object_size = in_bytes(data_offset()) + data_size;
a61af66fc99e Initial load duke parents: diff changeset	1104
a61af66fc99e Initial load duke parents: diff changeset	1105 // Add some extra DataLayout cells (at least one) to track stray traps.
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1106 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	1107 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	1108
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1109 // Let's zero the space for the extra data
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1110 Copy::zero_to_bytes(((address)_data) + data_size, extra_size);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1111
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1112 // 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	1113 // 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	1114 // the code for traps cells works.
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1115 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	1116
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1117 int arg_size = method->size_of_parameters();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1118 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	1119
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1120 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	1121 object_size += extra_size + arg_data_size;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1122
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1123 int parms_cell = ParametersTypeData::compute_cell_count(method());
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1124 // 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	1125 // 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	1126 // 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	1127 // 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	1128 // this area (or -1 if no parameter is profiled)
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1129 if (parms_cell > 0) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1130 object_size += DataLayout::compute_size_in_bytes(parms_cell);
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1131 _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	1132 DataLayout *dp = data_layout_at(data_size + extra_size + arg_data_size);
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1133 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	1134 } else {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1135 _parameters_type_data_di = -1;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1136 }
0 a61af66fc99e Initial load duke parents: diff changeset	1137
a61af66fc99e Initial load duke parents: diff changeset	1138 // Set an initial hint. Don't use set_hint_di() because
a61af66fc99e Initial load duke parents: diff changeset	1139 // first_di() may be out of bounds if data_size is 0.
a61af66fc99e Initial load duke parents: diff changeset	1140 // In that situation, _hint_di is never used, but at
a61af66fc99e Initial load duke parents: diff changeset	1141 // least well-defined.
a61af66fc99e Initial load duke parents: diff changeset	1142 _hint_di = first_di();
a61af66fc99e Initial load duke parents: diff changeset	1143
a61af66fc99e Initial load duke parents: diff changeset	1144 post_initialize(&stream);
a61af66fc99e Initial load duke parents: diff changeset	1145
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1146 set_size(object_size);
9080 b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1147 }
8712 3efdfd6ddbf2 8003553: NPG: metaspace objects should be zeroed in constructors coleenp parents: 7956 diff changeset	1148
9080 b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1149 void MethodData::init() {
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1150 _invocation_counter.init();
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1151 _backedge_counter.init();
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1152 _invocation_counter_start = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1153 _backedge_counter_start = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1154 _num_loops = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1155 _num_blocks = 0;
20651 600c44255e5f 8056071: compiler/whitebox/IsMethodCompilableTest.java fails with 'method() is not compilable after 3 iterations' thartmann parents: 20457 diff changeset	1156 _would_profile = unknown;
9080 b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1157
17780 606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1158 #if INCLUDE_RTM_OPT
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1159 _rtm_state = NoRTM; // No RTM lock eliding by default
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1160 if (UseRTMLocking &&
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1161 !CompilerOracle::has_option_string(_method, "NoRTMLockEliding")) {
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1162 if (CompilerOracle::has_option_string(_method, "UseRTMLockEliding") \|\| !UseRTMDeopt) {
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1163 // Generate RTM lock eliding code without abort ratio calculation code.
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1164 _rtm_state = UseRTM;
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1165 } else if (UseRTMDeopt) {
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1166 // Generate RTM lock eliding code and include abort ratio calculation
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1167 // code if UseRTMDeopt is on.
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1168 _rtm_state = ProfileRTM;
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1169 }
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1170 }
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1171 #endif
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1172
9080 b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1173 // Initialize flags and trap history.
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1174 _nof_decompiles = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1175 _nof_overflow_recompiles = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1176 _nof_overflow_traps = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1177 clear_escape_info();
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1178 assert(sizeof(_trap_hist) % sizeof(HeapWord) == 0, "align");
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1179 Copy::zero_to_words((HeapWord*) &_trap_hist,
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1180 sizeof(_trap_hist) / sizeof(HeapWord));
0 a61af66fc99e Initial load duke parents: diff changeset	1181 }
a61af66fc99e Initial load duke parents: diff changeset	1182
a61af66fc99e Initial load duke parents: diff changeset	1183 // 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	1184 int MethodData::mileage_of(Method* method) {
0 a61af66fc99e Initial load duke parents: diff changeset	1185 int mileage = 0;
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1186 if (TieredCompilation) {
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1187 mileage = MAX2(method->invocation_count(), method->backedge_count());
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1188 } else {
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1189 int iic = method->interpreter_invocation_count();
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1190 if (mileage < iic) mileage = iic;
10105 aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1191 MethodCounters* mcs = method->method_counters();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1192 if (mcs != NULL) {
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1193 InvocationCounter* ic = mcs->invocation_counter();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1194 InvocationCounter* bc = mcs->backedge_counter();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1195 int icval = ic->count();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1196 if (ic->carry()) icval += CompileThreshold;
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1197 if (mileage < icval) mileage = icval;
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1198 int bcval = bc->count();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1199 if (bc->carry()) bcval += CompileThreshold;
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1200 if (mileage < bcval) mileage = bcval;
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1201 }
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1202 }
0 a61af66fc99e Initial load duke parents: diff changeset	1203 return mileage;
a61af66fc99e Initial load duke parents: diff changeset	1204 }
a61af66fc99e Initial load duke parents: diff changeset	1205
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1206 bool MethodData::is_mature() const {
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1207 return CompilationPolicy::policy()->is_mature(_method);
0 a61af66fc99e Initial load duke parents: diff changeset	1208 }
a61af66fc99e Initial load duke parents: diff changeset	1209
a61af66fc99e Initial load duke parents: diff changeset	1210 // 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	1211 address MethodData::bci_to_dp(int bci) {
0 a61af66fc99e Initial load duke parents: diff changeset	1212 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	1213 ProfileData* data = data_before(bci);
a61af66fc99e Initial load duke parents: diff changeset	1214 ProfileData* prev = NULL;
a61af66fc99e Initial load duke parents: diff changeset	1215 for ( ; is_valid(data); data = next_data(data)) {
a61af66fc99e Initial load duke parents: diff changeset	1216 if (data->bci() >= bci) {
a61af66fc99e Initial load duke parents: diff changeset	1217 if (data->bci() == bci) set_hint_di(dp_to_di(data->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1218 else if (prev != NULL) set_hint_di(dp_to_di(prev->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1219 return data->dp();
a61af66fc99e Initial load duke parents: diff changeset	1220 }
a61af66fc99e Initial load duke parents: diff changeset	1221 prev = data;
a61af66fc99e Initial load duke parents: diff changeset	1222 }
a61af66fc99e Initial load duke parents: diff changeset	1223 return (address)limit_data_position();
a61af66fc99e Initial load duke parents: diff changeset	1224 }
a61af66fc99e Initial load duke parents: diff changeset	1225
a61af66fc99e Initial load duke parents: diff changeset	1226 // 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	1227 ProfileData* MethodData::bci_to_data(int bci) {
0 a61af66fc99e Initial load duke parents: diff changeset	1228 ProfileData* data = data_before(bci);
a61af66fc99e Initial load duke parents: diff changeset	1229 for ( ; is_valid(data); data = next_data(data)) {
a61af66fc99e Initial load duke parents: diff changeset	1230 if (data->bci() == bci) {
a61af66fc99e Initial load duke parents: diff changeset	1231 set_hint_di(dp_to_di(data->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1232 return data;
a61af66fc99e Initial load duke parents: diff changeset	1233 } else if (data->bci() > bci) {
a61af66fc99e Initial load duke parents: diff changeset	1234 break;
a61af66fc99e Initial load duke parents: diff changeset	1235 }
a61af66fc99e Initial load duke parents: diff changeset	1236 }
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1237 return bci_to_extra_data(bci, NULL, false);
0 a61af66fc99e Initial load duke parents: diff changeset	1238 }
a61af66fc99e Initial load duke parents: diff changeset	1239
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1240 DataLayout* MethodData::next_extra(DataLayout* dp) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1241 int nb_cells = 0;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1242 switch(dp->tag()) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1243 case DataLayout::bit_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1244 case DataLayout::no_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1245 nb_cells = BitData::static_cell_count();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1246 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1247 case DataLayout::speculative_trap_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1248 nb_cells = SpeculativeTrapData::static_cell_count();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1249 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1250 default:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1251 fatal(err_msg("unexpected tag %d", dp->tag()));
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1252 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1253 return (DataLayout*)((address)dp + DataLayout::compute_size_in_bytes(nb_cells));
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1254 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1255
17733 1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1256 ProfileData* MethodData::bci_to_extra_data_helper(int bci, Method* m, DataLayout*& dp, bool concurrent) {
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1257 DataLayout* end = extra_data_limit();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1258
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1259 for (;; dp = next_extra(dp)) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1260 assert(dp < end, "moved past end of extra data");
0 a61af66fc99e Initial load duke parents: diff changeset	1261 // No need for "OrderAccess::load_acquire" ops,
a61af66fc99e Initial load duke parents: diff changeset	1262 // since the data structure is monotonic.
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1263 switch(dp->tag()) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1264 case DataLayout::no_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1265 return NULL;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1266 case DataLayout::arg_info_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1267 dp = end;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1268 return NULL; // ArgInfoData is at the end of extra data section.
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1269 case DataLayout::bit_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1270 if (m == NULL && dp->bci() == bci) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1271 return new BitData(dp);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1272 }
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1273 break;
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1274 case DataLayout::speculative_trap_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1275 if (m != NULL) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1276 SpeculativeTrapData* data = new SpeculativeTrapData(dp);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1277 // data->method() may be null in case of a concurrent
17733 1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1278 // allocation. Maybe it's for the same method. Try to use that
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1279 // entry in that case.
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1280 if (dp->bci() == bci) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1281 if (data->method() == NULL) {
17733 1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1282 assert(concurrent, "impossible because no concurrent allocation");
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1283 return NULL;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1284 } else if (data->method() == m) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1285 return data;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1286 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1287 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1288 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1289 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1290 default:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1291 fatal(err_msg("unexpected tag %d", dp->tag()));
0 a61af66fc99e Initial load duke parents: diff changeset	1292 }
a61af66fc99e Initial load duke parents: diff changeset	1293 }
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1294 return NULL;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1295 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1296
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1297
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1298 // Translate a bci to its corresponding extra data, or NULL.
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1299 ProfileData* MethodData::bci_to_extra_data(int bci, Method* m, bool create_if_missing) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1300 // This code assumes an entry for a SpeculativeTrapData is 2 cells
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1301 assert(2*DataLayout::compute_size_in_bytes(BitData::static_cell_count()) ==
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1302 DataLayout::compute_size_in_bytes(SpeculativeTrapData::static_cell_count()),
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1303 "code needs to be adjusted");
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1304
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1305 DataLayout* dp = extra_data_base();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1306 DataLayout* end = extra_data_limit();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1307
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1308 // Allocation in the extra data space has to be atomic because not
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1309 // all entries have the same size and non atomic concurrent
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1310 // allocation would result in a corrupted extra data space.
17733 1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1311 ProfileData* result = bci_to_extra_data_helper(bci, m, dp, true);
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1312 if (result != NULL) {
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1313 return result;
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1314 }
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1315
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1316 if (create_if_missing && dp < end) {
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1317 MutexLocker ml(&_extra_data_lock);
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1318 // Check again now that we have the lock. Another thread may
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1319 // have added extra data entries.
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1320 ProfileData* result = bci_to_extra_data_helper(bci, m, dp, false);
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1321 if (result != NULL \|\| dp >= end) {
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1322 return result;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1323 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1324
17733 1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1325 assert(dp->tag() == DataLayout::no_tag \|\| (dp->tag() == DataLayout::speculative_trap_data_tag && m != NULL), "should be free");
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1326 assert(next_extra(dp)->tag() == DataLayout::no_tag \|\| next_extra(dp)->tag() == DataLayout::arg_info_data_tag, "should be free or arg info");
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1327 u1 tag = m == NULL ? DataLayout::bit_data_tag : DataLayout::speculative_trap_data_tag;
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1328 // SpeculativeTrapData is 2 slots. Make sure we have room.
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1329 if (m != NULL && next_extra(dp)->tag() != DataLayout::no_tag) {
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1330 return NULL;
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1331 }
17733 1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1332 DataLayout temp;
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1333 temp.initialize(tag, bci, 0);
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1334
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1335 dp->set_header(temp.header());
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1336 assert(dp->tag() == tag, "sane");
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1337 assert(dp->bci() == bci, "no concurrent allocation");
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1338 if (tag == DataLayout::bit_data_tag) {
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1339 return new BitData(dp);
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1340 } else {
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1341 SpeculativeTrapData* data = new SpeculativeTrapData(dp);
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1342 data->set_method(m);
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1343 return data;
1a43981d86ea 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 roland parents: 17728 diff changeset	1344 }
0 a61af66fc99e Initial load duke parents: diff changeset	1345 }
a61af66fc99e Initial load duke parents: diff changeset	1346 return NULL;
a61af66fc99e Initial load duke parents: diff changeset	1347 }
a61af66fc99e Initial load duke parents: diff changeset	1348
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1349 ArgInfoData *MethodData::arg_info() {
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1350 DataLayout* dp = extra_data_base();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1351 DataLayout* end = extra_data_limit();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1352 for (; dp < end; dp = next_extra(dp)) {
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1353 if (dp->tag() == DataLayout::arg_info_data_tag)
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1354 return new ArgInfoData(dp);
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1355 }
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1356 return NULL;
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1357 }
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1358
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1359 // Printing
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1360
0 a61af66fc99e Initial load duke parents: diff changeset	1361 #ifndef PRODUCT
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1362
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1363 void MethodData::print_on(outputStream* st) const {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1364 assert(is_methodData(), "should be method data");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1365 st->print("method data for ");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1366 method()->print_value_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1367 st->cr();
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1368 print_data_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1369 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1370
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1371 #endif //PRODUCT
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1372
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1373 void MethodData::print_value_on(outputStream* st) const {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1374 assert(is_methodData(), "should be method data");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1375 st->print("method data for ");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1376 method()->print_value_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1377 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1378
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1379 #ifndef PRODUCT
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1380 void MethodData::print_data_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	1381 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	1382 ProfileData* data = first_data();
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1383 if (_parameters_type_data_di != -1) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1384 parameters_type_data()->print_data_on(st);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1385 }
0 a61af66fc99e Initial load duke parents: diff changeset	1386 for ( ; is_valid(data); data = next_data(data)) {
a61af66fc99e Initial load duke parents: diff changeset	1387 st->print("%d", dp_to_di(data->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1388 st->fill_to(6);
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1389 data->print_data_on(st, this);
0 a61af66fc99e Initial load duke parents: diff changeset	1390 }
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1391 st->print_cr("--- Extra data:");
0 a61af66fc99e Initial load duke parents: diff changeset	1392 DataLayout* dp = extra_data_base();
a61af66fc99e Initial load duke parents: diff changeset	1393 DataLayout* end = extra_data_limit();
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1394 for (;; dp = next_extra(dp)) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1395 assert(dp < end, "moved past end of extra data");
0 a61af66fc99e Initial load duke parents: diff changeset	1396 // No need for "OrderAccess::load_acquire" ops,
a61af66fc99e Initial load duke parents: diff changeset	1397 // since the data structure is monotonic.
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1398 switch(dp->tag()) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1399 case DataLayout::no_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1400 continue;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1401 case DataLayout::bit_data_tag:
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1402 data = new BitData(dp);
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1403 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1404 case DataLayout::speculative_trap_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1405 data = new SpeculativeTrapData(dp);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1406 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1407 case DataLayout::arg_info_data_tag:
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1408 data = new ArgInfoData(dp);
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1409 dp = end; // ArgInfoData is at the end of extra data section.
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1410 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1411 default:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1412 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	1413 }
0 a61af66fc99e Initial load duke parents: diff changeset	1414 st->print("%d", dp_to_di(data->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1415 st->fill_to(6);
a61af66fc99e Initial load duke parents: diff changeset	1416 data->print_data_on(st);
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1417 if (dp >= end) return;
0 a61af66fc99e Initial load duke parents: diff changeset	1418 }
a61af66fc99e Initial load duke parents: diff changeset	1419 }
a61af66fc99e Initial load duke parents: diff changeset	1420 #endif
a61af66fc99e Initial load duke parents: diff changeset	1421
7956 16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1422 #if INCLUDE_SERVICES
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1423 // Size Statistics
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1424 void MethodData::collect_statistics(KlassSizeStats *sz) const {
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1425 int n = sz->count(this);
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1426 sz->_method_data_bytes += n;
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1427 sz->_method_all_bytes += n;
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1428 sz->_rw_bytes += n;
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1429 }
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1430 #endif // INCLUDE_SERVICES
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1431
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1432 // Verification
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1433
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1434 void MethodData::verify_on(outputStream* st) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1435 guarantee(is_methodData(), "object must be method data");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1436 // guarantee(m->is_perm(), "should be in permspace");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1437 this->verify_data_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1438 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1439
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1440 void MethodData::verify_data_on(outputStream* st) {
0 a61af66fc99e Initial load duke parents: diff changeset	1441 NEEDS_CLEANUP;
a61af66fc99e Initial load duke parents: diff changeset	1442 // not yet implemented.
a61af66fc99e Initial load duke parents: diff changeset	1443 }
12875 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_jsr292(methodHandle m, int bci) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1446 if (m->is_compiled_lambda_form()) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1447 return true;
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
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1450 Bytecode_invoke inv(m , bci);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1451 return inv.is_invokedynamic() \|\| inv.is_invokehandle();
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
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1454 int MethodData::profile_arguments_flag() {
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1455 return TypeProfileLevel % 10;
12875 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 bool MethodData::profile_arguments() {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1459 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	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 bool MethodData::profile_arguments_jsr292_only() {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1463 return profile_arguments_flag() == type_profile_jsr292;
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
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1466 bool MethodData::profile_all_arguments() {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1467 return profile_arguments_flag() == type_profile_all;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1468 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1469
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1470 bool MethodData::profile_arguments_for_invoke(methodHandle m, int bci) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1471 if (!profile_arguments()) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1472 return false;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1473 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1474
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1475 if (profile_all_arguments()) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1476 return true;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1477 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1478
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1479 assert(profile_arguments_jsr292_only(), "inconsistent");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1480 return profile_jsr292(m, bci);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1481 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1482
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1483 int MethodData::profile_return_flag() {
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1484 return (TypeProfileLevel % 100) / 10;
12882 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 bool MethodData::profile_return() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1488 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	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 bool MethodData::profile_return_jsr292_only() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1492 return profile_return_flag() == type_profile_jsr292;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1493 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1494
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1495 bool MethodData::profile_all_return() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1496 return profile_return_flag() == type_profile_all;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1497 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1498
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1499 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	1500 if (!profile_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1501 return false;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1502 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1503
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1504 if (profile_all_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1505 return true;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1506 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1507
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1508 assert(profile_return_jsr292_only(), "inconsistent");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1509 return profile_jsr292(m, bci);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1510 }
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1511
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1512 int MethodData::profile_parameters_flag() {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1513 return TypeProfileLevel / 100;
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 bool MethodData::profile_parameters() {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1517 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	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 bool MethodData::profile_parameters_jsr292_only() {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1521 return profile_parameters_flag() == type_profile_jsr292;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1522 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1523
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1524 bool MethodData::profile_all_parameters() {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1525 return profile_parameters_flag() == type_profile_all;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1526 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1527
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1528 bool MethodData::profile_parameters_for_method(methodHandle m) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1529 if (!profile_parameters()) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1530 return false;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1531 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1532
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1533 if (profile_all_parameters()) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1534 return true;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1535 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1536
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1537 assert(profile_parameters_jsr292_only(), "inconsistent");
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1538 return m->is_compiled_lambda_form();
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1539 }
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1540
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1541 void MethodData::clean_extra_data_helper(DataLayout* dp, int shift, bool reset) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1542 if (shift == 0) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1543 return;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1544 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1545 if (!reset) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1546 // Move all cells of trap entry at dp left by "shift" cells
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1547 intptr_t* start = (intptr_t*)dp;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1548 intptr_t* end = (intptr_t*)next_extra(dp);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1549 for (intptr_t* ptr = start; ptr < end; ptr++) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1550 (ptr-shift) = ptr;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1551 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1552 } else {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1553 // Reset "shift" cells stopping at dp
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1554 intptr_t* start = ((intptr_t*)dp) - shift;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1555 intptr_t* end = (intptr_t*)dp;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1556 for (intptr_t* ptr = start; ptr < end; ptr++) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1557 *ptr = 0;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1558 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1559 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1560 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1561
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1562 // Remove SpeculativeTrapData entries that reference an unloaded
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1563 // method
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1564 void MethodData::clean_extra_data(BoolObjectClosure* is_alive) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1565 DataLayout* dp = extra_data_base();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1566 DataLayout* end = extra_data_limit();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1567
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1568 int shift = 0;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1569 for (; dp < end; dp = next_extra(dp)) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1570 switch(dp->tag()) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1571 case DataLayout::speculative_trap_data_tag: {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1572 SpeculativeTrapData* data = new SpeculativeTrapData(dp);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1573 Method* m = data->method();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1574 assert(m != NULL, "should have a method");
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1575 if (!m->method_holder()->is_loader_alive(is_alive)) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1576 // "shift" accumulates the number of cells for dead
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1577 // SpeculativeTrapData entries that have been seen so
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1578 // far. Following entries must be shifted left by that many
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1579 // cells to remove the dead SpeculativeTrapData entries.
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1580 shift += (int)((intptr_t)next_extra(dp) - (intptr_t)dp);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1581 } else {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1582 // Shift this entry left if it follows dead
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1583 // SpeculativeTrapData entries
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1584 clean_extra_data_helper(dp, shift);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1585 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1586 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1587 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1588 case DataLayout::bit_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1589 // Shift this entry left if it follows dead SpeculativeTrapData
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1590 // entries
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1591 clean_extra_data_helper(dp, shift);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1592 continue;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1593 case DataLayout::no_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1594 case DataLayout::arg_info_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1595 // We are at end of the live trap entries. The previous "shift"
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1596 // cells contain entries that are either dead or were shifted
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1597 // left. They need to be reset to no_tag
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1598 clean_extra_data_helper(dp, shift, true);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1599 return;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1600 default:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1601 fatal(err_msg("unexpected tag %d", dp->tag()));
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1602 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1603 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1604 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1605
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1606 // Verify there's no unloaded method referenced by a
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1607 // SpeculativeTrapData entry
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1608 void MethodData::verify_extra_data_clean(BoolObjectClosure* is_alive) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1609 #ifdef ASSERT
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1610 DataLayout* dp = extra_data_base();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1611 DataLayout* end = extra_data_limit();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1612
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1613 for (; dp < end; dp = next_extra(dp)) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1614 switch(dp->tag()) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1615 case DataLayout::speculative_trap_data_tag: {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1616 SpeculativeTrapData* data = new SpeculativeTrapData(dp);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1617 Method* m = data->method();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1618 assert(m != NULL && m->method_holder()->is_loader_alive(is_alive), "Method should exist");
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1619 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1620 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1621 case DataLayout::bit_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1622 continue;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1623 case DataLayout::no_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1624 case DataLayout::arg_info_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1625 return;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1626 default:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1627 fatal(err_msg("unexpected tag %d", dp->tag()));
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1628 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1629 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1630 #endif
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1631 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1632
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1633 void MethodData::clean_method_data(BoolObjectClosure* is_alive) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1634 for (ProfileData* data = first_data();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1635 is_valid(data);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1636 data = next_data(data)) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1637 data->clean_weak_klass_links(is_alive);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1638 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1639 ParametersTypeData* parameters = parameters_type_data();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1640 if (parameters != NULL) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1641 parameters->clean_weak_klass_links(is_alive);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1642 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1643
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1644 clean_extra_data(is_alive);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1645 verify_extra_data_clean(is_alive);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1646 }

Mercurial > hg > truffle

annotate src/share/vm/oops/methodData.cpp @ 20651:600c44255e5f