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

annotate src/share/vm/oops/methodData.cpp @ 17780:606acabe7b5c

8031320: Use Intel RTM instructions for locks Summary: Use RTM for inflated locks and stack locks. Reviewed-by: iveresov, twisti, roland, dcubed

author	kvn
date	Thu, 20 Mar 2014 17:49:27 -0700
parents	1a43981d86ea
children	62c54fcc0a35

rev	line source
0 a61af66fc99e Initial load duke parents: diff changeset	1 /*
7956 16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	2 * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
0 a61af66fc99e Initial load duke parents: diff changeset	3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
a61af66fc99e Initial load duke parents: diff changeset	4 *
a61af66fc99e Initial load duke parents: diff changeset	5 * This code is free software; you can redistribute it and/or modify it
a61af66fc99e Initial load duke parents: diff changeset	6 * under the terms of the GNU General Public License version 2 only, as
a61af66fc99e Initial load duke parents: diff changeset	7 * published by the Free Software Foundation.
a61af66fc99e Initial load duke parents: diff changeset	8 *
a61af66fc99e Initial load duke parents: diff changeset	9 * This code is distributed in the hope that it will be useful, but WITHOUT
a61af66fc99e Initial load duke parents: diff changeset	10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
a61af66fc99e Initial load duke parents: diff changeset	11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
a61af66fc99e Initial load duke parents: diff changeset	12 * version 2 for more details (a copy is included in the LICENSE file that
a61af66fc99e Initial load duke parents: diff changeset	13 * accompanied this code).
a61af66fc99e Initial load duke parents: diff changeset	14 *
a61af66fc99e Initial load duke parents: diff changeset	15 * You should have received a copy of the GNU General Public License version
a61af66fc99e Initial load duke parents: diff changeset	16 * 2 along with this work; if not, write to the Free Software Foundation,
a61af66fc99e Initial load duke parents: diff changeset	17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
a61af66fc99e Initial load duke parents: diff changeset	18 *
1552 c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 941 diff changeset	19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 941 diff changeset	20 * or visit www.oracle.com if you need additional information or have any
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 941 diff changeset	21 * questions.
0 a61af66fc99e Initial load duke parents: diff changeset	22 *
a61af66fc99e Initial load duke parents: diff changeset	23 */
a61af66fc99e Initial load duke parents: diff changeset	24
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1783 diff changeset	25 #include "precompiled.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1783 diff changeset	26 #include "classfile/systemDictionary.hpp"
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"
0 a61af66fc99e Initial load duke parents: diff changeset	37
a61af66fc99e Initial load duke parents: diff changeset	38 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	39 // DataLayout
a61af66fc99e Initial load duke parents: diff changeset	40 //
a61af66fc99e Initial load duke parents: diff changeset	41 // Overlay for generic profiling data.
a61af66fc99e Initial load duke parents: diff changeset	42
a61af66fc99e Initial load duke parents: diff changeset	43 // Some types of data layouts need a length field.
a61af66fc99e Initial load duke parents: diff changeset	44 bool DataLayout::needs_array_len(u1 tag) {
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	45 return (tag == multi_branch_data_tag) \|\| (tag == arg_info_data_tag) \|\| (tag == parameters_type_data_tag);
0 a61af66fc99e Initial load duke parents: diff changeset	46 }
a61af66fc99e Initial load duke parents: diff changeset	47
a61af66fc99e Initial load duke parents: diff changeset	48 // Perform generic initialization of the data. More specific
a61af66fc99e Initial load duke parents: diff changeset	49 // initialization occurs in overrides of ProfileData::post_initialize.
a61af66fc99e Initial load duke parents: diff changeset	50 void DataLayout::initialize(u1 tag, u2 bci, int cell_count) {
a61af66fc99e Initial load duke parents: diff changeset	51 _header._bits = (intptr_t)0;
a61af66fc99e Initial load duke parents: diff changeset	52 _header._struct._tag = tag;
a61af66fc99e Initial load duke parents: diff changeset	53 _header._struct._bci = bci;
a61af66fc99e Initial load duke parents: diff changeset	54 for (int i = 0; i < cell_count; i++) {
a61af66fc99e Initial load duke parents: diff changeset	55 set_cell_at(i, (intptr_t)0);
a61af66fc99e Initial load duke parents: diff changeset	56 }
a61af66fc99e Initial load duke parents: diff changeset	57 if (needs_array_len(tag)) {
a61af66fc99e Initial load duke parents: diff changeset	58 set_cell_at(ArrayData::array_len_off_set, cell_count - 1); // -1 for header.
a61af66fc99e Initial load duke parents: diff changeset	59 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	60 if (tag == call_type_data_tag) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	61 CallTypeData::initialize(this, cell_count);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	62 } else if (tag == virtual_call_type_data_tag) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	63 VirtualCallTypeData::initialize(this, cell_count);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	64 }
0 a61af66fc99e Initial load duke parents: diff changeset	65 }
a61af66fc99e Initial load duke parents: diff changeset	66
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	67 void DataLayout::clean_weak_klass_links(BoolObjectClosure* cl) {
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	68 ResourceMark m;
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	69 data_in()->clean_weak_klass_links(cl);
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	70 }
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	71
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	72
0 a61af66fc99e Initial load duke parents: diff changeset	73 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	74 // ProfileData
a61af66fc99e Initial load duke parents: diff changeset	75 //
a61af66fc99e Initial load duke parents: diff changeset	76 // A ProfileData object is created to refer to a section of profiling
a61af66fc99e Initial load duke parents: diff changeset	77 // data in a structured way.
a61af66fc99e Initial load duke parents: diff changeset	78
a61af66fc99e Initial load duke parents: diff changeset	79 // Constructor for invalid ProfileData.
a61af66fc99e Initial load duke parents: diff changeset	80 ProfileData::ProfileData() {
a61af66fc99e Initial load duke parents: diff changeset	81 _data = NULL;
a61af66fc99e Initial load duke parents: diff changeset	82 }
a61af66fc99e Initial load duke parents: diff changeset	83
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	84 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	85 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	86 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	87 stringStream ss;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	88 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	89 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	90 switch(dp->tag()) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	91 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	92 if (dp->bci() == bci()) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	93 SpeculativeTrapData* data = new SpeculativeTrapData(dp);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	94 int trap = data->trap_state();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	95 char buf[100];
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	96 ss.print("trap/");
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	97 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	98 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	99 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	100 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	101 case DataLayout::bit_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	102 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	103 case DataLayout::no_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	104 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	105 return ss.as_string();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	106 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	107 default:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	108 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	109 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	110 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	111 return NULL;
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 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	115 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	116 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	117
0 a61af66fc99e Initial load duke parents: diff changeset	118 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	119 void ProfileData::print_shared(outputStream* st, const char* name, const char* extra) const {
0 a61af66fc99e Initial load duke parents: diff changeset	120 st->print("bci: %d", bci());
a61af66fc99e Initial load duke parents: diff changeset	121 st->fill_to(tab_width_one);
a61af66fc99e Initial load duke parents: diff changeset	122 st->print("%s", name);
a61af66fc99e Initial load duke parents: diff changeset	123 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	124 int trap = trap_state();
a61af66fc99e Initial load duke parents: diff changeset	125 if (trap != 0) {
a61af66fc99e Initial load duke parents: diff changeset	126 char buf[100];
a61af66fc99e Initial load duke parents: diff changeset	127 st->print("trap(%s) ", Deoptimization::format_trap_state(buf, sizeof(buf), trap));
a61af66fc99e Initial load duke parents: diff changeset	128 }
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	129 if (extra != NULL) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	130 st->print(extra);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	131 }
0 a61af66fc99e Initial load duke parents: diff changeset	132 int flags = data()->flags();
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	133 if (flags != 0) {
0 a61af66fc99e Initial load duke parents: diff changeset	134 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	135 }
0 a61af66fc99e Initial load duke parents: diff changeset	136 }
a61af66fc99e Initial load duke parents: diff changeset	137
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	138 void ProfileData::tab(outputStream* st, bool first) const {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	139 st->fill_to(first ? tab_width_one : tab_width_two);
0 a61af66fc99e Initial load duke parents: diff changeset	140 }
a61af66fc99e Initial load duke parents: diff changeset	141 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	142
a61af66fc99e Initial load duke parents: diff changeset	143 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	144 // BitData
a61af66fc99e Initial load duke parents: diff changeset	145 //
a61af66fc99e Initial load duke parents: diff changeset	146 // A BitData corresponds to a one-bit flag. This is used to indicate
a61af66fc99e Initial load duke parents: diff changeset	147 // whether a checkcast bytecode has seen a null value.
a61af66fc99e Initial load duke parents: diff changeset	148
a61af66fc99e Initial load duke parents: diff changeset	149
a61af66fc99e Initial load duke parents: diff changeset	150 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	151 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	152 print_shared(st, "BitData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	153 }
a61af66fc99e Initial load duke parents: diff changeset	154 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	155
a61af66fc99e Initial load duke parents: diff changeset	156 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	157 // CounterData
a61af66fc99e Initial load duke parents: diff changeset	158 //
a61af66fc99e Initial load duke parents: diff changeset	159 // A CounterData corresponds to a simple counter.
a61af66fc99e Initial load duke parents: diff changeset	160
a61af66fc99e Initial load duke parents: diff changeset	161 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	162 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	163 print_shared(st, "CounterData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	164 st->print_cr("count(%u)", count());
a61af66fc99e Initial load duke parents: diff changeset	165 }
a61af66fc99e Initial load duke parents: diff changeset	166 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	167
a61af66fc99e Initial load duke parents: diff changeset	168 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	169 // JumpData
a61af66fc99e Initial load duke parents: diff changeset	170 //
a61af66fc99e Initial load duke parents: diff changeset	171 // A JumpData is used to access profiling information for a direct
a61af66fc99e Initial load duke parents: diff changeset	172 // branch. It is a counter, used for counting the number of branches,
a61af66fc99e Initial load duke parents: diff changeset	173 // plus a data displacement, used for realigning the data pointer to
a61af66fc99e Initial load duke parents: diff changeset	174 // the corresponding target bci.
a61af66fc99e Initial load duke parents: diff changeset	175
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	176 void JumpData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	177 assert(stream->bci() == bci(), "wrong pos");
a61af66fc99e Initial load duke parents: diff changeset	178 int target;
a61af66fc99e Initial load duke parents: diff changeset	179 Bytecodes::Code c = stream->code();
a61af66fc99e Initial load duke parents: diff changeset	180 if (c == Bytecodes::_goto_w \|\| c == Bytecodes::_jsr_w) {
a61af66fc99e Initial load duke parents: diff changeset	181 target = stream->dest_w();
a61af66fc99e Initial load duke parents: diff changeset	182 } else {
a61af66fc99e Initial load duke parents: diff changeset	183 target = stream->dest();
a61af66fc99e Initial load duke parents: diff changeset	184 }
a61af66fc99e Initial load duke parents: diff changeset	185 int my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	186 int target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	187 int offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	188 set_displacement(offset);
a61af66fc99e Initial load duke parents: diff changeset	189 }
a61af66fc99e Initial load duke parents: diff changeset	190
a61af66fc99e Initial load duke parents: diff changeset	191 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	192 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	193 print_shared(st, "JumpData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	194 st->print_cr("taken(%u) displacement(%d)", taken(), displacement());
a61af66fc99e Initial load duke parents: diff changeset	195 }
a61af66fc99e Initial load duke parents: diff changeset	196 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	197
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	198 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	199 // Parameter profiling include the receiver
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	200 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	201 ResourceMark rm;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	202 SignatureStream ss(signature);
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	203 args_count += ss.reference_parameter_count();
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	204 args_count = MIN2(args_count, max);
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	205 return args_count * per_arg_cell_count;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	206 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	207
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	208 int TypeEntriesAtCall::compute_cell_count(BytecodeStream* stream) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	209 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	210 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	211 Bytecode_invoke inv(stream->method(), stream->bci());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	212 int args_cell = 0;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	213 if (arguments_profiling_enabled()) {
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	214 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	215 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	216 int ret_cell = 0;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	217 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	218 ret_cell = ReturnTypeEntry::static_cell_count();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	219 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	220 int header_cell = 0;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	221 if (args_cell + ret_cell > 0) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	222 header_cell = header_cell_count();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	223 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	224
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	225 return header_cell + args_cell + ret_cell;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	226 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	227
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	228 class ArgumentOffsetComputer : public SignatureInfo {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	229 private:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	230 int _max;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	231 GrowableArray<int> _offsets;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	232
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	233 void set(int size, BasicType type) { _size += size; }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	234 void do_object(int begin, int end) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	235 if (_offsets.length() < _max) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	236 _offsets.push(_size);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	237 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	238 SignatureInfo::do_object(begin, end);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	239 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	240 void do_array (int begin, int end) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	241 if (_offsets.length() < _max) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	242 _offsets.push(_size);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	243 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	244 SignatureInfo::do_array(begin, end);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	245 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	246
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	247 public:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	248 ArgumentOffsetComputer(Symbol* signature, int max)
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	249 : SignatureInfo(signature), _max(max), _offsets(Thread::current(), max) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	250 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	251
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	252 int total() { lazy_iterate_parameters(); return _size; }
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 int off_at(int i) const { return _offsets.at(i); }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	255 };
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	256
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	257 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	258 ResourceMark rm;
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	259 int start = 0;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	260 // Parameter profiling include the receiver
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	261 if (include_receiver && has_receiver) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	262 set_stack_slot(0, 0);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	263 set_type(0, type_none());
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	264 start += 1;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	265 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	266 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	267 aos.total();
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	268 for (int i = start; i < _number_of_entries; i++) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	269 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	270 set_type(i, type_none());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	271 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	272 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	273
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	274 void CallTypeData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	275 assert(Bytecodes::is_invoke(stream->code()), "should be invoke");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	276 Bytecode_invoke inv(stream->method(), stream->bci());
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	277
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	278 SignatureStream ss(inv.signature());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	279 if (has_arguments()) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	280 #ifdef ASSERT
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	281 ResourceMark rm;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	282 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	283 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	284 check_number_of_arguments(count);
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	285 #endif
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	286 _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	287 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	288
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	289 if (has_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	290 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	291 _ret.post_initialize();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	292 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	293 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	294
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	295 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	296 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	297 Bytecode_invoke inv(stream->method(), stream->bci());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	298
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	299 if (has_arguments()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	300 #ifdef ASSERT
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	301 ResourceMark rm;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	302 SignatureStream ss(inv.signature());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	303 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	304 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	305 check_number_of_arguments(count);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	306 #endif
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	307 _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	308 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	309
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	310 if (has_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	311 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	312 _ret.post_initialize();
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	313 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	314 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	315
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	316 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	317 Klass* k = (Klass*)klass_part(p);
6e1826d5c23e 8027572: assert(r != 0) failed: invalid roland parents: 12962 diff changeset	318 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	319 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	320
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	321 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	322 for (int i = 0; i < _number_of_entries; i++) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	323 intptr_t p = type(i);
13080 6e1826d5c23e 8027572: assert(r != 0) failed: invalid roland parents: 12962 diff changeset	324 if (!is_loader_alive(is_alive_cl, p)) {
6e1826d5c23e 8027572: assert(r != 0) failed: invalid roland parents: 12962 diff changeset	325 set_type(i, with_status((Klass*)NULL, p));
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	326 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	327 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	328 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	329
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	330 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	331 intptr_t p = type();
13080 6e1826d5c23e 8027572: assert(r != 0) failed: invalid roland parents: 12962 diff changeset	332 if (!is_loader_alive(is_alive_cl, p)) {
6e1826d5c23e 8027572: assert(r != 0) failed: invalid roland parents: 12962 diff changeset	333 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	334 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	335 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	336
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	337 bool TypeEntriesAtCall::return_profiling_enabled() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	338 return MethodData::profile_return();
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
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	341 bool TypeEntriesAtCall::arguments_profiling_enabled() {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	342 return MethodData::profile_arguments();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	343 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	344
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	345 #ifndef PRODUCT
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	346 void TypeEntries::print_klass(outputStream* st, intptr_t k) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	347 if (is_type_none(k)) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	348 st->print("none");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	349 } else if (is_type_unknown(k)) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	350 st->print("unknown");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	351 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	352 valid_klass(k)->print_value_on(st);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	353 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	354 if (was_null_seen(k)) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	355 st->print(" (null seen)");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	356 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	357 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	358
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	359 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	360 for (int i = 0; i < _number_of_entries; i++) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	361 _pd->tab(st);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	362 st->print("%d: stack(%u) ", i, stack_slot(i));
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	363 print_klass(st, type(i));
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	364 st->cr();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	365 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	366 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	367
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	368 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	369 _pd->tab(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	370 print_klass(st, type());
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	371 st->cr();
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	372 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	373
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	374 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	375 CounterData::print_data_on(st, extra);
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	376 if (has_arguments()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	377 tab(st, true);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	378 st->print("argument types");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	379 _args.print_data_on(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	380 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	381 if (has_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	382 tab(st, true);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	383 st->print("return type");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	384 _ret.print_data_on(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	385 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	386 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	387
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	388 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	389 VirtualCallData::print_data_on(st, extra);
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	390 if (has_arguments()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	391 tab(st, true);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	392 st->print("argument types");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	393 _args.print_data_on(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	394 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	395 if (has_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	396 tab(st, true);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	397 st->print("return type");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	398 _ret.print_data_on(st);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	399 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	400 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	401 #endif
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	402
0 a61af66fc99e Initial load duke parents: diff changeset	403 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	404 // ReceiverTypeData
a61af66fc99e Initial load duke parents: diff changeset	405 //
a61af66fc99e Initial load duke parents: diff changeset	406 // A ReceiverTypeData is used to access profiling information about a
a61af66fc99e Initial load duke parents: diff changeset	407 // 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	408 // that the check is reached, and a series of (Klass*, count) pairs
0 a61af66fc99e Initial load duke parents: diff changeset	409 // which are used to store a type profile for the receiver of the check.
a61af66fc99e Initial load duke parents: diff changeset	410
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	411 void ReceiverTypeData::clean_weak_klass_links(BoolObjectClosure* is_alive_cl) {
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	412 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	413 Klass* p = receiver(row);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	414 if (p != NULL && !p->is_loader_alive(is_alive_cl)) {
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	415 clear_row(row);
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	416 }
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	417 }
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	418 }
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	419
0 a61af66fc99e Initial load duke parents: diff changeset	420 #ifndef PRODUCT
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	421 void ReceiverTypeData::print_receiver_data_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	422 uint row;
a61af66fc99e Initial load duke parents: diff changeset	423 int entries = 0;
a61af66fc99e Initial load duke parents: diff changeset	424 for (row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	425 if (receiver(row) != NULL) entries++;
a61af66fc99e Initial load duke parents: diff changeset	426 }
a61af66fc99e Initial load duke parents: diff changeset	427 st->print_cr("count(%u) entries(%u)", count(), entries);
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	428 int total = count();
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	429 for (row = 0; row < row_limit(); row++) {
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	430 if (receiver(row) != NULL) {
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	431 total += receiver_count(row);
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	432 }
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	433 }
0 a61af66fc99e Initial load duke parents: diff changeset	434 for (row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	435 if (receiver(row) != NULL) {
a61af66fc99e Initial load duke parents: diff changeset	436 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	437 receiver(row)->print_value_on(st);
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	438 st->print_cr("(%u %4.2f)", receiver_count(row), (float) receiver_count(row) / (float) total);
0 a61af66fc99e Initial load duke parents: diff changeset	439 }
a61af66fc99e Initial load duke parents: diff changeset	440 }
a61af66fc99e Initial load duke parents: diff changeset	441 }
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	442 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	443 print_shared(st, "ReceiverTypeData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	444 print_receiver_data_on(st);
a61af66fc99e Initial load duke parents: diff changeset	445 }
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	446 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	447 print_shared(st, "VirtualCallData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	448 print_receiver_data_on(st);
a61af66fc99e Initial load duke parents: diff changeset	449 }
a61af66fc99e Initial load duke parents: diff changeset	450 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	451
a61af66fc99e Initial load duke parents: diff changeset	452 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	453 // RetData
a61af66fc99e Initial load duke parents: diff changeset	454 //
a61af66fc99e Initial load duke parents: diff changeset	455 // A RetData is used to access profiling information for a ret bytecode.
a61af66fc99e Initial load duke parents: diff changeset	456 // It is composed of a count of the number of times that the ret has
a61af66fc99e Initial load duke parents: diff changeset	457 // been executed, followed by a series of triples of the form
a61af66fc99e Initial load duke parents: diff changeset	458 // (bci, count, di) which count the number of times that some bci was the
a61af66fc99e Initial load duke parents: diff changeset	459 // target of the ret and cache a corresponding displacement.
a61af66fc99e Initial load duke parents: diff changeset	460
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	461 void RetData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	462 for (uint row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	463 set_bci_displacement(row, -1);
a61af66fc99e Initial load duke parents: diff changeset	464 set_bci(row, no_bci);
a61af66fc99e Initial load duke parents: diff changeset	465 }
a61af66fc99e Initial load duke parents: diff changeset	466 // release so other threads see a consistent state. bci is used as
a61af66fc99e Initial load duke parents: diff changeset	467 // a valid flag for bci_displacement.
a61af66fc99e Initial load duke parents: diff changeset	468 OrderAccess::release();
a61af66fc99e Initial load duke parents: diff changeset	469 }
a61af66fc99e Initial load duke parents: diff changeset	470
a61af66fc99e Initial load duke parents: diff changeset	471 // This routine needs to atomically update the RetData structure, so the
a61af66fc99e Initial load duke parents: diff changeset	472 // caller needs to hold the RetData_lock before it gets here. Since taking
a61af66fc99e Initial load duke parents: diff changeset	473 // the lock can block (and allow GC) and since RetData is a ProfileData is a
a61af66fc99e Initial load duke parents: diff changeset	474 // wrapper around a derived oop, taking the lock in _this_ method will
a61af66fc99e Initial load duke parents: diff changeset	475 // basically cause the 'this' pointer's _data field to contain junk after the
a61af66fc99e Initial load duke parents: diff changeset	476 // lock. We require the caller to take the lock before making the ProfileData
a61af66fc99e Initial load duke parents: diff changeset	477 // 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	478 address RetData::fixup_ret(int return_bci, MethodData* h_mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	479 // First find the mdp which corresponds to the return bci.
a61af66fc99e Initial load duke parents: diff changeset	480 address mdp = h_mdo->bci_to_dp(return_bci);
a61af66fc99e Initial load duke parents: diff changeset	481
a61af66fc99e Initial load duke parents: diff changeset	482 // Now check to see if any of the cache slots are open.
a61af66fc99e Initial load duke parents: diff changeset	483 for (uint row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	484 if (bci(row) == no_bci) {
a61af66fc99e Initial load duke parents: diff changeset	485 set_bci_displacement(row, mdp - dp());
a61af66fc99e Initial load duke parents: diff changeset	486 set_bci_count(row, DataLayout::counter_increment);
a61af66fc99e Initial load duke parents: diff changeset	487 // Barrier to ensure displacement is written before the bci; allows
a61af66fc99e Initial load duke parents: diff changeset	488 // the interpreter to read displacement without fear of race condition.
a61af66fc99e Initial load duke parents: diff changeset	489 release_set_bci(row, return_bci);
a61af66fc99e Initial load duke parents: diff changeset	490 break;
a61af66fc99e Initial load duke parents: diff changeset	491 }
a61af66fc99e Initial load duke parents: diff changeset	492 }
a61af66fc99e Initial load duke parents: diff changeset	493 return mdp;
a61af66fc99e Initial load duke parents: diff changeset	494 }
a61af66fc99e Initial load duke parents: diff changeset	495
a61af66fc99e Initial load duke parents: diff changeset	496
a61af66fc99e Initial load duke parents: diff changeset	497 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	498 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	499 print_shared(st, "RetData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	500 uint row;
a61af66fc99e Initial load duke parents: diff changeset	501 int entries = 0;
a61af66fc99e Initial load duke parents: diff changeset	502 for (row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	503 if (bci(row) != no_bci) entries++;
a61af66fc99e Initial load duke parents: diff changeset	504 }
a61af66fc99e Initial load duke parents: diff changeset	505 st->print_cr("count(%u) entries(%u)", count(), entries);
a61af66fc99e Initial load duke parents: diff changeset	506 for (row = 0; row < row_limit(); row++) {
a61af66fc99e Initial load duke parents: diff changeset	507 if (bci(row) != no_bci) {
a61af66fc99e Initial load duke parents: diff changeset	508 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	509 st->print_cr("bci(%d: count(%u) displacement(%d))",
a61af66fc99e Initial load duke parents: diff changeset	510 bci(row), bci_count(row), bci_displacement(row));
a61af66fc99e Initial load duke parents: diff changeset	511 }
a61af66fc99e Initial load duke parents: diff changeset	512 }
a61af66fc99e Initial load duke parents: diff changeset	513 }
a61af66fc99e Initial load duke parents: diff changeset	514 #endif // !PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	515
a61af66fc99e Initial load duke parents: diff changeset	516 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	517 // BranchData
a61af66fc99e Initial load duke parents: diff changeset	518 //
a61af66fc99e Initial load duke parents: diff changeset	519 // A BranchData is used to access profiling data for a two-way branch.
a61af66fc99e Initial load duke parents: diff changeset	520 // It consists of taken and not_taken counts as well as a data displacement
a61af66fc99e Initial load duke parents: diff changeset	521 // for the taken case.
a61af66fc99e Initial load duke parents: diff changeset	522
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	523 void BranchData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	524 assert(stream->bci() == bci(), "wrong pos");
a61af66fc99e Initial load duke parents: diff changeset	525 int target = stream->dest();
a61af66fc99e Initial load duke parents: diff changeset	526 int my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	527 int target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	528 int offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	529 set_displacement(offset);
a61af66fc99e Initial load duke parents: diff changeset	530 }
a61af66fc99e Initial load duke parents: diff changeset	531
a61af66fc99e Initial load duke parents: diff changeset	532 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	533 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	534 print_shared(st, "BranchData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	535 st->print_cr("taken(%u) displacement(%d)",
a61af66fc99e Initial load duke parents: diff changeset	536 taken(), displacement());
a61af66fc99e Initial load duke parents: diff changeset	537 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	538 st->print_cr("not taken(%u)", not_taken());
a61af66fc99e Initial load duke parents: diff changeset	539 }
a61af66fc99e Initial load duke parents: diff changeset	540 #endif
a61af66fc99e Initial load duke parents: diff changeset	541
a61af66fc99e Initial load duke parents: diff changeset	542 // ==================================================================
a61af66fc99e Initial load duke parents: diff changeset	543 // MultiBranchData
a61af66fc99e Initial load duke parents: diff changeset	544 //
a61af66fc99e Initial load duke parents: diff changeset	545 // A MultiBranchData is used to access profiling information for
a61af66fc99e Initial load duke parents: diff changeset	546 // a multi-way branch (*switch bytecodes). It consists of a series
a61af66fc99e Initial load duke parents: diff changeset	547 // of (count, displacement) pairs, which count the number of times each
a61af66fc99e Initial load duke parents: diff changeset	548 // case was taken and specify the data displacment for each branch target.
a61af66fc99e Initial load duke parents: diff changeset	549
a61af66fc99e Initial load duke parents: diff changeset	550 int MultiBranchData::compute_cell_count(BytecodeStream* stream) {
a61af66fc99e Initial load duke parents: diff changeset	551 int cell_count = 0;
a61af66fc99e Initial load duke parents: diff changeset	552 if (stream->code() == Bytecodes::_tableswitch) {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	553 Bytecode_tableswitch sw(stream->method()(), stream->bcp());
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	554 cell_count = 1 + per_case_cell_count * (1 + sw.length()); // 1 for default
0 a61af66fc99e Initial load duke parents: diff changeset	555 } else {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	556 Bytecode_lookupswitch sw(stream->method()(), stream->bcp());
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	557 cell_count = 1 + per_case_cell_count * (sw.number_of_pairs() + 1); // 1 for default
0 a61af66fc99e Initial load duke parents: diff changeset	558 }
a61af66fc99e Initial load duke parents: diff changeset	559 return cell_count;
a61af66fc99e Initial load duke parents: diff changeset	560 }
a61af66fc99e Initial load duke parents: diff changeset	561
a61af66fc99e Initial load duke parents: diff changeset	562 void MultiBranchData::post_initialize(BytecodeStream* stream,
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	563 MethodData* mdo) {
0 a61af66fc99e Initial load duke parents: diff changeset	564 assert(stream->bci() == bci(), "wrong pos");
a61af66fc99e Initial load duke parents: diff changeset	565 int target;
a61af66fc99e Initial load duke parents: diff changeset	566 int my_di;
a61af66fc99e Initial load duke parents: diff changeset	567 int target_di;
a61af66fc99e Initial load duke parents: diff changeset	568 int offset;
a61af66fc99e Initial load duke parents: diff changeset	569 if (stream->code() == Bytecodes::_tableswitch) {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	570 Bytecode_tableswitch sw(stream->method()(), stream->bcp());
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	571 int len = sw.length();
0 a61af66fc99e Initial load duke parents: diff changeset	572 assert(array_len() == per_case_cell_count * (len + 1), "wrong len");
a61af66fc99e Initial load duke parents: diff changeset	573 for (int count = 0; count < len; count++) {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	574 target = sw.dest_offset_at(count) + bci();
0 a61af66fc99e Initial load duke parents: diff changeset	575 my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	576 target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	577 offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	578 set_displacement_at(count, offset);
a61af66fc99e Initial load duke parents: diff changeset	579 }
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	580 target = sw.default_offset() + bci();
0 a61af66fc99e Initial load duke parents: diff changeset	581 my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	582 target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	583 offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	584 set_default_displacement(offset);
a61af66fc99e Initial load duke parents: diff changeset	585
a61af66fc99e Initial load duke parents: diff changeset	586 } else {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	587 Bytecode_lookupswitch sw(stream->method()(), stream->bcp());
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	588 int npairs = sw.number_of_pairs();
0 a61af66fc99e Initial load duke parents: diff changeset	589 assert(array_len() == per_case_cell_count * (npairs + 1), "wrong len");
a61af66fc99e Initial load duke parents: diff changeset	590 for (int count = 0; count < npairs; count++) {
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	591 LookupswitchPair pair = sw.pair_at(count);
8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	592 target = pair.offset() + bci();
0 a61af66fc99e Initial load duke parents: diff changeset	593 my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	594 target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	595 offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	596 set_displacement_at(count, offset);
a61af66fc99e Initial load duke parents: diff changeset	597 }
2142 8012aa3ccede 4926272: methodOopDesc::method_from_bcp is unsafe never parents: 1972 diff changeset	598 target = sw.default_offset() + bci();
0 a61af66fc99e Initial load duke parents: diff changeset	599 my_di = mdo->dp_to_di(dp());
a61af66fc99e Initial load duke parents: diff changeset	600 target_di = mdo->bci_to_di(target);
a61af66fc99e Initial load duke parents: diff changeset	601 offset = target_di - my_di;
a61af66fc99e Initial load duke parents: diff changeset	602 set_default_displacement(offset);
a61af66fc99e Initial load duke parents: diff changeset	603 }
a61af66fc99e Initial load duke parents: diff changeset	604 }
a61af66fc99e Initial load duke parents: diff changeset	605
a61af66fc99e Initial load duke parents: diff changeset	606 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	607 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	608 print_shared(st, "MultiBranchData", extra);
0 a61af66fc99e Initial load duke parents: diff changeset	609 st->print_cr("default_count(%u) displacement(%d)",
a61af66fc99e Initial load duke parents: diff changeset	610 default_count(), default_displacement());
a61af66fc99e Initial load duke parents: diff changeset	611 int cases = number_of_cases();
a61af66fc99e Initial load duke parents: diff changeset	612 for (int i = 0; i < cases; i++) {
a61af66fc99e Initial load duke parents: diff changeset	613 tab(st);
a61af66fc99e Initial load duke parents: diff changeset	614 st->print_cr("count(%u) displacement(%d)",
a61af66fc99e Initial load duke parents: diff changeset	615 count_at(i), displacement_at(i));
a61af66fc99e Initial load duke parents: diff changeset	616 }
a61af66fc99e Initial load duke parents: diff changeset	617 }
a61af66fc99e Initial load duke parents: diff changeset	618 #endif
a61af66fc99e Initial load duke parents: diff changeset	619
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	620 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	621 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	622 print_shared(st, "ArgInfoData", extra);
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	623 int nargs = number_of_args();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	624 for (int i = 0; i < nargs; i++) {
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	625 st->print(" 0x%x", arg_modified(i));
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	626 }
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	627 st->cr();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	628 }
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	629
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	630 #endif
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	631
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	632 int ParametersTypeData::compute_cell_count(Method* m) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	633 if (!MethodData::profile_parameters_for_method(m)) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	634 return 0;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	635 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	636 int max = TypeProfileParmsLimit == -1 ? INT_MAX : TypeProfileParmsLimit;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	637 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	638 if (obj_args > 0) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	639 return obj_args + 1; // 1 cell for array len
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	640 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	641 return 0;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	642 }
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 void ParametersTypeData::post_initialize(BytecodeStream* stream, MethodData* mdo) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	645 _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	646 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	647
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	648 bool ParametersTypeData::profiling_enabled() {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	649 return MethodData::profile_parameters();
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 #ifndef PRODUCT
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	653 void ParametersTypeData::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	654 st->print("parameter types", extra);
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	655 _parameters.print_data_on(st);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	656 }
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	657
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	658 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	659 print_shared(st, "SpeculativeTrapData", extra);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	660 tab(st);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	661 method()->print_short_name(st);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	662 st->cr();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	663 }
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	664 #endif
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	665
0 a61af66fc99e Initial load duke parents: diff changeset	666 // ==================================================================
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	667 // MethodData*
0 a61af66fc99e Initial load duke parents: diff changeset	668 //
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	669 // A MethodData* holds information which has been collected about
0 a61af66fc99e Initial load duke parents: diff changeset	670 // a method.
a61af66fc99e Initial load duke parents: diff changeset	671
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	672 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	673 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	674
10376 a1ebd310d5c1 8014912: Restore PrintSharedSpaces functionality after NPG iklam parents: 10107 diff changeset	675 return new (loader_data, size, false, MetaspaceObj::MethodDataType, THREAD)
a1ebd310d5c1 8014912: Restore PrintSharedSpaces functionality after NPG iklam parents: 10107 diff changeset	676 MethodData(method(), size, CHECK_NULL);
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	677 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	678
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	679 int MethodData::bytecode_cell_count(Bytecodes::Code code) {
8860 46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	680 #if defined(COMPILER1) && !defined(COMPILER2)
46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	681 return no_profile_data;
46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	682 #else
0 a61af66fc99e Initial load duke parents: diff changeset	683 switch (code) {
a61af66fc99e Initial load duke parents: diff changeset	684 case Bytecodes::_checkcast:
a61af66fc99e Initial load duke parents: diff changeset	685 case Bytecodes::_instanceof:
a61af66fc99e Initial load duke parents: diff changeset	686 case Bytecodes::_aastore:
a61af66fc99e Initial load duke parents: diff changeset	687 if (TypeProfileCasts) {
a61af66fc99e Initial load duke parents: diff changeset	688 return ReceiverTypeData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	689 } else {
a61af66fc99e Initial load duke parents: diff changeset	690 return BitData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	691 }
a61af66fc99e Initial load duke parents: diff changeset	692 case Bytecodes::_invokespecial:
a61af66fc99e Initial load duke parents: diff changeset	693 case Bytecodes::_invokestatic:
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	694 if (MethodData::profile_arguments() \|\| MethodData::profile_return()) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	695 return variable_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	696 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	697 return CounterData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	698 }
0 a61af66fc99e Initial load duke parents: diff changeset	699 case Bytecodes::_goto:
a61af66fc99e Initial load duke parents: diff changeset	700 case Bytecodes::_goto_w:
a61af66fc99e Initial load duke parents: diff changeset	701 case Bytecodes::_jsr:
a61af66fc99e Initial load duke parents: diff changeset	702 case Bytecodes::_jsr_w:
a61af66fc99e Initial load duke parents: diff changeset	703 return JumpData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	704 case Bytecodes::_invokevirtual:
a61af66fc99e Initial load duke parents: diff changeset	705 case Bytecodes::_invokeinterface:
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	706 if (MethodData::profile_arguments() \|\| MethodData::profile_return()) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	707 return variable_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	708 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	709 return VirtualCallData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	710 }
726 be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 196 diff changeset	711 case Bytecodes::_invokedynamic:
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	712 if (MethodData::profile_arguments() \|\| MethodData::profile_return()) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	713 return variable_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	714 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	715 return CounterData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	716 }
0 a61af66fc99e Initial load duke parents: diff changeset	717 case Bytecodes::_ret:
a61af66fc99e Initial load duke parents: diff changeset	718 return RetData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	719 case Bytecodes::_ifeq:
a61af66fc99e Initial load duke parents: diff changeset	720 case Bytecodes::_ifne:
a61af66fc99e Initial load duke parents: diff changeset	721 case Bytecodes::_iflt:
a61af66fc99e Initial load duke parents: diff changeset	722 case Bytecodes::_ifge:
a61af66fc99e Initial load duke parents: diff changeset	723 case Bytecodes::_ifgt:
a61af66fc99e Initial load duke parents: diff changeset	724 case Bytecodes::_ifle:
a61af66fc99e Initial load duke parents: diff changeset	725 case Bytecodes::_if_icmpeq:
a61af66fc99e Initial load duke parents: diff changeset	726 case Bytecodes::_if_icmpne:
a61af66fc99e Initial load duke parents: diff changeset	727 case Bytecodes::_if_icmplt:
a61af66fc99e Initial load duke parents: diff changeset	728 case Bytecodes::_if_icmpge:
a61af66fc99e Initial load duke parents: diff changeset	729 case Bytecodes::_if_icmpgt:
a61af66fc99e Initial load duke parents: diff changeset	730 case Bytecodes::_if_icmple:
a61af66fc99e Initial load duke parents: diff changeset	731 case Bytecodes::_if_acmpeq:
a61af66fc99e Initial load duke parents: diff changeset	732 case Bytecodes::_if_acmpne:
a61af66fc99e Initial load duke parents: diff changeset	733 case Bytecodes::_ifnull:
a61af66fc99e Initial load duke parents: diff changeset	734 case Bytecodes::_ifnonnull:
a61af66fc99e Initial load duke parents: diff changeset	735 return BranchData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	736 case Bytecodes::_lookupswitch:
a61af66fc99e Initial load duke parents: diff changeset	737 case Bytecodes::_tableswitch:
a61af66fc99e Initial load duke parents: diff changeset	738 return variable_cell_count;
a61af66fc99e Initial load duke parents: diff changeset	739 }
a61af66fc99e Initial load duke parents: diff changeset	740 return no_profile_data;
8860 46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	741 #endif
0 a61af66fc99e Initial load duke parents: diff changeset	742 }
a61af66fc99e Initial load duke parents: diff changeset	743
a61af66fc99e Initial load duke parents: diff changeset	744 // Compute the size of the profiling information corresponding to
a61af66fc99e Initial load duke parents: diff changeset	745 // the current bytecode.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	746 int MethodData::compute_data_size(BytecodeStream* stream) {
0 a61af66fc99e Initial load duke parents: diff changeset	747 int cell_count = bytecode_cell_count(stream->code());
a61af66fc99e Initial load duke parents: diff changeset	748 if (cell_count == no_profile_data) {
a61af66fc99e Initial load duke parents: diff changeset	749 return 0;
a61af66fc99e Initial load duke parents: diff changeset	750 }
a61af66fc99e Initial load duke parents: diff changeset	751 if (cell_count == variable_cell_count) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	752 switch (stream->code()) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	753 case Bytecodes::_lookupswitch:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	754 case Bytecodes::_tableswitch:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	755 cell_count = MultiBranchData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	756 break;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	757 case Bytecodes::_invokespecial:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	758 case Bytecodes::_invokestatic:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	759 case Bytecodes::_invokedynamic:
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	760 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	761 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	762 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	763 cell_count = CallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	764 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	765 cell_count = CounterData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	766 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	767 break;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	768 case Bytecodes::_invokevirtual:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	769 case Bytecodes::_invokeinterface: {
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	770 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	771 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	772 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	773 cell_count = VirtualCallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	774 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	775 cell_count = VirtualCallData::static_cell_count();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	776 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	777 break;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	778 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	779 default:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	780 fatal("unexpected bytecode for var length profile data");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	781 }
0 a61af66fc99e Initial load duke parents: diff changeset	782 }
a61af66fc99e Initial load duke parents: diff changeset	783 // Note: cell_count might be zero, meaning that there is just
a61af66fc99e Initial load duke parents: diff changeset	784 // a DataLayout header, with no extra cells.
a61af66fc99e Initial load duke parents: diff changeset	785 assert(cell_count >= 0, "sanity");
a61af66fc99e Initial load duke parents: diff changeset	786 return DataLayout::compute_size_in_bytes(cell_count);
a61af66fc99e Initial load duke parents: diff changeset	787 }
a61af66fc99e Initial load duke parents: diff changeset	788
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	789 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	790 // 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	791 switch (code) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	792 case Bytecodes::_checkcast:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	793 case Bytecodes::_instanceof:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	794 case Bytecodes::_aastore:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	795 case Bytecodes::_invokevirtual:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	796 case Bytecodes::_invokeinterface:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	797 case Bytecodes::_if_acmpeq:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	798 case Bytecodes::_if_acmpne:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	799 case Bytecodes::_invokestatic:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	800 #ifdef COMPILER2
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	801 return UseTypeSpeculation;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	802 #endif
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	803 default:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	804 return false;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	805 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	806 return false;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	807 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	808
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	809 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	810 if (ProfileTraps) {
a61af66fc99e Initial load duke parents: diff changeset	811 // Assume that up to 3% of BCIs with no MDP will need to allocate one.
a61af66fc99e Initial load duke parents: diff changeset	812 int extra_data_count = (uint)(empty_bc_count * 3) / 128 + 1;
a61af66fc99e Initial load duke parents: diff changeset	813 // If the method is large, let the extra BCIs grow numerous (to ~1%).
a61af66fc99e Initial load duke parents: diff changeset	814 int one_percent_of_data
a61af66fc99e Initial load duke parents: diff changeset	815 = (uint)data_size / (DataLayout::header_size_in_bytes()*128);
a61af66fc99e Initial load duke parents: diff changeset	816 if (extra_data_count < one_percent_of_data)
a61af66fc99e Initial load duke parents: diff changeset	817 extra_data_count = one_percent_of_data;
a61af66fc99e Initial load duke parents: diff changeset	818 if (extra_data_count > empty_bc_count)
a61af66fc99e Initial load duke parents: diff changeset	819 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	820
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	821 // 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	822 // 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	823 // 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	824 // 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	825 // 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	826 // 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	827 // 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	828 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	829 (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	830
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	831 return MAX2(extra_data_count, spec_data_count);
0 a61af66fc99e Initial load duke parents: diff changeset	832 } else {
a61af66fc99e Initial load duke parents: diff changeset	833 return 0;
a61af66fc99e Initial load duke parents: diff changeset	834 }
a61af66fc99e Initial load duke parents: diff changeset	835 }
a61af66fc99e Initial load duke parents: diff changeset	836
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	837 // Compute the size of the MethodData* necessary to store
0 a61af66fc99e Initial load duke parents: diff changeset	838 // 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	839 int MethodData::compute_allocation_size_in_bytes(methodHandle method) {
0 a61af66fc99e Initial load duke parents: diff changeset	840 int data_size = 0;
a61af66fc99e Initial load duke parents: diff changeset	841 BytecodeStream stream(method);
a61af66fc99e Initial load duke parents: diff changeset	842 Bytecodes::Code c;
a61af66fc99e Initial load duke parents: diff changeset	843 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	844 bool needs_speculative_traps = false;
0 a61af66fc99e Initial load duke parents: diff changeset	845 while ((c = stream.next()) >= 0) {
a61af66fc99e Initial load duke parents: diff changeset	846 int size_in_bytes = compute_data_size(&stream);
a61af66fc99e Initial load duke parents: diff changeset	847 data_size += size_in_bytes;
a61af66fc99e Initial load duke parents: diff changeset	848 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	849 needs_speculative_traps = needs_speculative_traps \|\| is_speculative_trap_bytecode(c);
0 a61af66fc99e Initial load duke parents: diff changeset	850 }
a61af66fc99e Initial load duke parents: diff changeset	851 int object_size = in_bytes(data_offset()) + data_size;
a61af66fc99e Initial load duke parents: diff changeset	852
a61af66fc99e Initial load duke parents: diff changeset	853 // 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	854 int extra_data_count = compute_extra_data_count(data_size, empty_bc_count, needs_speculative_traps);
0 a61af66fc99e Initial load duke parents: diff changeset	855 object_size += extra_data_count * DataLayout::compute_size_in_bytes(0);
a61af66fc99e Initial load duke parents: diff changeset	856
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	857 // 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	858 int arg_size = method->size_of_parameters();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	859 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	860
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	861 // 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	862 // parameters
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	863 int args_cell = ParametersTypeData::compute_cell_count(method());
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	864 if (args_cell > 0) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	865 object_size += DataLayout::compute_size_in_bytes(args_cell);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	866 }
0 a61af66fc99e Initial load duke parents: diff changeset	867 return object_size;
a61af66fc99e Initial load duke parents: diff changeset	868 }
a61af66fc99e Initial load duke parents: diff changeset	869
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	870 // Compute the size of the MethodData* necessary to store
0 a61af66fc99e Initial load duke parents: diff changeset	871 // 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	872 int MethodData::compute_allocation_size_in_words(methodHandle method) {
0 a61af66fc99e Initial load duke parents: diff changeset	873 int byte_size = compute_allocation_size_in_bytes(method);
a61af66fc99e Initial load duke parents: diff changeset	874 int word_size = align_size_up(byte_size, BytesPerWord) / BytesPerWord;
a61af66fc99e Initial load duke parents: diff changeset	875 return align_object_size(word_size);
a61af66fc99e Initial load duke parents: diff changeset	876 }
a61af66fc99e Initial load duke parents: diff changeset	877
a61af66fc99e Initial load duke parents: diff changeset	878 // Initialize an individual data segment. Returns the size of
a61af66fc99e Initial load duke parents: diff changeset	879 // the segment in bytes.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	880 int MethodData::initialize_data(BytecodeStream* stream,
0 a61af66fc99e Initial load duke parents: diff changeset	881 int data_index) {
8860 46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	882 #if defined(COMPILER1) && !defined(COMPILER2)
46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	883 return 0;
46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	884 #else
0 a61af66fc99e Initial load duke parents: diff changeset	885 int cell_count = -1;
a61af66fc99e Initial load duke parents: diff changeset	886 int tag = DataLayout::no_tag;
a61af66fc99e Initial load duke parents: diff changeset	887 DataLayout* data_layout = data_layout_at(data_index);
a61af66fc99e Initial load duke parents: diff changeset	888 Bytecodes::Code c = stream->code();
a61af66fc99e Initial load duke parents: diff changeset	889 switch (c) {
a61af66fc99e Initial load duke parents: diff changeset	890 case Bytecodes::_checkcast:
a61af66fc99e Initial load duke parents: diff changeset	891 case Bytecodes::_instanceof:
a61af66fc99e Initial load duke parents: diff changeset	892 case Bytecodes::_aastore:
a61af66fc99e Initial load duke parents: diff changeset	893 if (TypeProfileCasts) {
a61af66fc99e Initial load duke parents: diff changeset	894 cell_count = ReceiverTypeData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	895 tag = DataLayout::receiver_type_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	896 } else {
a61af66fc99e Initial load duke parents: diff changeset	897 cell_count = BitData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	898 tag = DataLayout::bit_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	899 }
a61af66fc99e Initial load duke parents: diff changeset	900 break;
a61af66fc99e Initial load duke parents: diff changeset	901 case Bytecodes::_invokespecial:
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	902 case Bytecodes::_invokestatic: {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	903 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	904 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	905 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	906 cell_count = CallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	907 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	908 cell_count = counter_data_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	909 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	910 if (cell_count > counter_data_cell_count) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	911 tag = DataLayout::call_type_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	912 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	913 tag = DataLayout::counter_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	914 }
0 a61af66fc99e Initial load duke parents: diff changeset	915 break;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	916 }
0 a61af66fc99e Initial load duke parents: diff changeset	917 case Bytecodes::_goto:
a61af66fc99e Initial load duke parents: diff changeset	918 case Bytecodes::_goto_w:
a61af66fc99e Initial load duke parents: diff changeset	919 case Bytecodes::_jsr:
a61af66fc99e Initial load duke parents: diff changeset	920 case Bytecodes::_jsr_w:
a61af66fc99e Initial load duke parents: diff changeset	921 cell_count = JumpData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	922 tag = DataLayout::jump_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	923 break;
a61af66fc99e Initial load duke parents: diff changeset	924 case Bytecodes::_invokevirtual:
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	925 case Bytecodes::_invokeinterface: {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	926 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	927 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	928 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	929 cell_count = VirtualCallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	930 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	931 cell_count = virtual_call_data_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	932 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	933 if (cell_count > virtual_call_data_cell_count) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	934 tag = DataLayout::virtual_call_type_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	935 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	936 tag = DataLayout::virtual_call_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	937 }
0 a61af66fc99e Initial load duke parents: diff changeset	938 break;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	939 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	940 case Bytecodes::_invokedynamic: {
726 be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 196 diff changeset	941 // %%% 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	942 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	943 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	944 profile_return_for_invoke(stream->method(), stream->bci())) {
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	945 cell_count = CallTypeData::compute_cell_count(stream);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	946 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	947 cell_count = counter_data_cell_count;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	948 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	949 if (cell_count > counter_data_cell_count) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	950 tag = DataLayout::call_type_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	951 } else {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	952 tag = DataLayout::counter_data_tag;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	953 }
726 be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 196 diff changeset	954 break;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	955 }
0 a61af66fc99e Initial load duke parents: diff changeset	956 case Bytecodes::_ret:
a61af66fc99e Initial load duke parents: diff changeset	957 cell_count = RetData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	958 tag = DataLayout::ret_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	959 break;
a61af66fc99e Initial load duke parents: diff changeset	960 case Bytecodes::_ifeq:
a61af66fc99e Initial load duke parents: diff changeset	961 case Bytecodes::_ifne:
a61af66fc99e Initial load duke parents: diff changeset	962 case Bytecodes::_iflt:
a61af66fc99e Initial load duke parents: diff changeset	963 case Bytecodes::_ifge:
a61af66fc99e Initial load duke parents: diff changeset	964 case Bytecodes::_ifgt:
a61af66fc99e Initial load duke parents: diff changeset	965 case Bytecodes::_ifle:
a61af66fc99e Initial load duke parents: diff changeset	966 case Bytecodes::_if_icmpeq:
a61af66fc99e Initial load duke parents: diff changeset	967 case Bytecodes::_if_icmpne:
a61af66fc99e Initial load duke parents: diff changeset	968 case Bytecodes::_if_icmplt:
a61af66fc99e Initial load duke parents: diff changeset	969 case Bytecodes::_if_icmpge:
a61af66fc99e Initial load duke parents: diff changeset	970 case Bytecodes::_if_icmpgt:
a61af66fc99e Initial load duke parents: diff changeset	971 case Bytecodes::_if_icmple:
a61af66fc99e Initial load duke parents: diff changeset	972 case Bytecodes::_if_acmpeq:
a61af66fc99e Initial load duke parents: diff changeset	973 case Bytecodes::_if_acmpne:
a61af66fc99e Initial load duke parents: diff changeset	974 case Bytecodes::_ifnull:
a61af66fc99e Initial load duke parents: diff changeset	975 case Bytecodes::_ifnonnull:
a61af66fc99e Initial load duke parents: diff changeset	976 cell_count = BranchData::static_cell_count();
a61af66fc99e Initial load duke parents: diff changeset	977 tag = DataLayout::branch_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	978 break;
a61af66fc99e Initial load duke parents: diff changeset	979 case Bytecodes::_lookupswitch:
a61af66fc99e Initial load duke parents: diff changeset	980 case Bytecodes::_tableswitch:
a61af66fc99e Initial load duke parents: diff changeset	981 cell_count = MultiBranchData::compute_cell_count(stream);
a61af66fc99e Initial load duke parents: diff changeset	982 tag = DataLayout::multi_branch_data_tag;
a61af66fc99e Initial load duke parents: diff changeset	983 break;
a61af66fc99e Initial load duke parents: diff changeset	984 }
a61af66fc99e Initial load duke parents: diff changeset	985 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	986 ((MethodData::profile_arguments() \|\| MethodData::profile_return()) &&
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	987 (tag == DataLayout::call_type_data_tag \|\|
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	988 tag == DataLayout::counter_data_tag \|\|
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	989 tag == DataLayout::virtual_call_type_data_tag \|\|
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	990 tag == DataLayout::virtual_call_data_tag)) \|\|
0 a61af66fc99e Initial load duke parents: diff changeset	991 cell_count == bytecode_cell_count(c), "cell counts must agree");
a61af66fc99e Initial load duke parents: diff changeset	992 if (cell_count >= 0) {
a61af66fc99e Initial load duke parents: diff changeset	993 assert(tag != DataLayout::no_tag, "bad tag");
a61af66fc99e Initial load duke parents: diff changeset	994 assert(bytecode_has_profile(c), "agree w/ BHP");
a61af66fc99e Initial load duke parents: diff changeset	995 data_layout->initialize(tag, stream->bci(), cell_count);
a61af66fc99e Initial load duke parents: diff changeset	996 return DataLayout::compute_size_in_bytes(cell_count);
a61af66fc99e Initial load duke parents: diff changeset	997 } else {
a61af66fc99e Initial load duke parents: diff changeset	998 assert(!bytecode_has_profile(c), "agree w/ !BHP");
a61af66fc99e Initial load duke parents: diff changeset	999 return 0;
a61af66fc99e Initial load duke parents: diff changeset	1000 }
8860 46f6f063b272 7153771: array bound check elimination for c1 roland parents: 8712 diff changeset	1001 #endif
0 a61af66fc99e Initial load duke parents: diff changeset	1002 }
a61af66fc99e Initial load duke parents: diff changeset	1003
a61af66fc99e Initial load duke parents: diff changeset	1004 // 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	1005 ProfileData* MethodData::data_at(int data_index) const {
0 a61af66fc99e Initial load duke parents: diff changeset	1006 if (out_of_bounds(data_index)) {
a61af66fc99e Initial load duke parents: diff changeset	1007 return NULL;
a61af66fc99e Initial load duke parents: diff changeset	1008 }
a61af66fc99e Initial load duke parents: diff changeset	1009 DataLayout* data_layout = data_layout_at(data_index);
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1010 return data_layout->data_in();
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1011 }
0 a61af66fc99e Initial load duke parents: diff changeset	1012
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1013 ProfileData* DataLayout::data_in() {
8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1014 switch (tag()) {
0 a61af66fc99e Initial load duke parents: diff changeset	1015 case DataLayout::no_tag:
a61af66fc99e Initial load duke parents: diff changeset	1016 default:
a61af66fc99e Initial load duke parents: diff changeset	1017 ShouldNotReachHere();
a61af66fc99e Initial load duke parents: diff changeset	1018 return NULL;
a61af66fc99e Initial load duke parents: diff changeset	1019 case DataLayout::bit_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1020 return new BitData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1021 case DataLayout::counter_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1022 return new CounterData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1023 case DataLayout::jump_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1024 return new JumpData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1025 case DataLayout::receiver_type_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1026 return new ReceiverTypeData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1027 case DataLayout::virtual_call_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1028 return new VirtualCallData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1029 case DataLayout::ret_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1030 return new RetData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1031 case DataLayout::branch_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1032 return new BranchData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1033 case DataLayout::multi_branch_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1034 return new MultiBranchData(this);
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1035 case DataLayout::arg_info_data_tag:
941 8b46c4d82093 4957990: Perm heap bloat in JVM ysr parents: 844 diff changeset	1036 return new ArgInfoData(this);
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1037 case DataLayout::call_type_data_tag:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1038 return new CallTypeData(this);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1039 case DataLayout::virtual_call_type_data_tag:
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1040 return new VirtualCallTypeData(this);
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1041 case DataLayout::parameters_type_data_tag:
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1042 return new ParametersTypeData(this);
0 a61af66fc99e Initial load duke parents: diff changeset	1043 };
a61af66fc99e Initial load duke parents: diff changeset	1044 }
a61af66fc99e Initial load duke parents: diff changeset	1045
a61af66fc99e Initial load duke parents: diff changeset	1046 // Iteration over data.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1047 ProfileData* MethodData::next_data(ProfileData* current) const {
0 a61af66fc99e Initial load duke parents: diff changeset	1048 int current_index = dp_to_di(current->dp());
a61af66fc99e Initial load duke parents: diff changeset	1049 int next_index = current_index + current->size_in_bytes();
a61af66fc99e Initial load duke parents: diff changeset	1050 ProfileData* next = data_at(next_index);
a61af66fc99e Initial load duke parents: diff changeset	1051 return next;
a61af66fc99e Initial load duke parents: diff changeset	1052 }
a61af66fc99e Initial load duke parents: diff changeset	1053
a61af66fc99e Initial load duke parents: diff changeset	1054 // Give each of the data entries a chance to perform specific
a61af66fc99e Initial load duke parents: diff changeset	1055 // data initialization.
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1056 void MethodData::post_initialize(BytecodeStream* stream) {
0 a61af66fc99e Initial load duke parents: diff changeset	1057 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	1058 ProfileData* data;
a61af66fc99e Initial load duke parents: diff changeset	1059 for (data = first_data(); is_valid(data); data = next_data(data)) {
a61af66fc99e Initial load duke parents: diff changeset	1060 stream->set_start(data->bci());
a61af66fc99e Initial load duke parents: diff changeset	1061 stream->next();
a61af66fc99e Initial load duke parents: diff changeset	1062 data->post_initialize(stream, this);
a61af66fc99e Initial load duke parents: diff changeset	1063 }
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1064 if (_parameters_type_data_di != -1) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1065 parameters_type_data()->post_initialize(NULL, this);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1066 }
0 a61af66fc99e Initial load duke parents: diff changeset	1067 }
a61af66fc99e Initial load duke parents: diff changeset	1068
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1069 // 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	1070 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	1071 : _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	1072 No_Safepoint_Verifier no_safepoint; // init function atomic wrt GC
0 a61af66fc99e Initial load duke parents: diff changeset	1073 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	1074 // Set the method back-pointer.
a61af66fc99e Initial load duke parents: diff changeset	1075 _method = method();
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1076
9080 b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1077 init();
0 a61af66fc99e Initial load duke parents: diff changeset	1078 set_creation_mileage(mileage_of(method()));
a61af66fc99e Initial load duke parents: diff changeset	1079
a61af66fc99e Initial load duke parents: diff changeset	1080 // Go through the bytecodes and allocate and initialize the
a61af66fc99e Initial load duke parents: diff changeset	1081 // corresponding data cells.
a61af66fc99e Initial load duke parents: diff changeset	1082 int data_size = 0;
a61af66fc99e Initial load duke parents: diff changeset	1083 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	1084 _data[0] = 0; // apparently not set below.
0 a61af66fc99e Initial load duke parents: diff changeset	1085 BytecodeStream stream(method);
a61af66fc99e Initial load duke parents: diff changeset	1086 Bytecodes::Code c;
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1087 bool needs_speculative_traps = false;
0 a61af66fc99e Initial load duke parents: diff changeset	1088 while ((c = stream.next()) >= 0) {
a61af66fc99e Initial load duke parents: diff changeset	1089 int size_in_bytes = initialize_data(&stream, data_size);
a61af66fc99e Initial load duke parents: diff changeset	1090 data_size += size_in_bytes;
a61af66fc99e Initial load duke parents: diff changeset	1091 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	1092 needs_speculative_traps = needs_speculative_traps \|\| is_speculative_trap_bytecode(c);
0 a61af66fc99e Initial load duke parents: diff changeset	1093 }
a61af66fc99e Initial load duke parents: diff changeset	1094 _data_size = data_size;
a61af66fc99e Initial load duke parents: diff changeset	1095 int object_size = in_bytes(data_offset()) + data_size;
a61af66fc99e Initial load duke parents: diff changeset	1096
a61af66fc99e Initial load duke parents: diff changeset	1097 // 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	1098 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	1099 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	1100
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1101 // 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	1102 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	1103
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1104 // 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	1105 // 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	1106 // the code for traps cells works.
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1107 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	1108
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1109 int arg_size = method->size_of_parameters();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1110 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	1111
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1112 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	1113 object_size += extra_size + arg_data_size;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1114
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1115 int parms_cell = ParametersTypeData::compute_cell_count(method());
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1116 // 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	1117 // 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	1118 // 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	1119 // 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	1120 // 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	1121 if (parms_cell > 0) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1122 object_size += DataLayout::compute_size_in_bytes(parms_cell);
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1123 _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	1124 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	1125 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	1126 } else {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1127 _parameters_type_data_di = -1;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1128 }
0 a61af66fc99e Initial load duke parents: diff changeset	1129
a61af66fc99e Initial load duke parents: diff changeset	1130 // Set an initial hint. Don't use set_hint_di() because
a61af66fc99e Initial load duke parents: diff changeset	1131 // first_di() may be out of bounds if data_size is 0.
a61af66fc99e Initial load duke parents: diff changeset	1132 // In that situation, _hint_di is never used, but at
a61af66fc99e Initial load duke parents: diff changeset	1133 // least well-defined.
a61af66fc99e Initial load duke parents: diff changeset	1134 _hint_di = first_di();
a61af66fc99e Initial load duke parents: diff changeset	1135
a61af66fc99e Initial load duke parents: diff changeset	1136 post_initialize(&stream);
a61af66fc99e Initial load duke parents: diff changeset	1137
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1138 set_size(object_size);
9080 b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1139 }
8712 3efdfd6ddbf2 8003553: NPG: metaspace objects should be zeroed in constructors coleenp parents: 7956 diff changeset	1140
9080 b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1141 void MethodData::init() {
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1142 _invocation_counter.init();
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1143 _backedge_counter.init();
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1144 _invocation_counter_start = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1145 _backedge_counter_start = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1146 _num_loops = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1147 _num_blocks = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1148 _highest_comp_level = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1149 _highest_osr_comp_level = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1150 _would_profile = true;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1151
17780 606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1152 #if INCLUDE_RTM_OPT
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1153 _rtm_state = NoRTM; // No RTM lock eliding by default
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1154 if (UseRTMLocking &&
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1155 !CompilerOracle::has_option_string(_method, "NoRTMLockEliding")) {
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1156 if (CompilerOracle::has_option_string(_method, "UseRTMLockEliding") \|\| !UseRTMDeopt) {
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1157 // Generate RTM lock eliding code without abort ratio calculation code.
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1158 _rtm_state = UseRTM;
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1159 } else if (UseRTMDeopt) {
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1160 // Generate RTM lock eliding code and include abort ratio calculation
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1161 // code if UseRTMDeopt is on.
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1162 _rtm_state = ProfileRTM;
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1163 }
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1164 }
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1165 #endif
606acabe7b5c 8031320: Use Intel RTM instructions for locks kvn parents: 17733 diff changeset	1166
9080 b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1167 // Initialize flags and trap history.
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1168 _nof_decompiles = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1169 _nof_overflow_recompiles = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1170 _nof_overflow_traps = 0;
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1171 clear_escape_info();
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1172 assert(sizeof(_trap_hist) % sizeof(HeapWord) == 0, "align");
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1173 Copy::zero_to_words((HeapWord*) &_trap_hist,
b84fd7d73702 8007288: Additional WB API for compiler's testing iignatyev parents: 8860 diff changeset	1174 sizeof(_trap_hist) / sizeof(HeapWord));
0 a61af66fc99e Initial load duke parents: diff changeset	1175 }
a61af66fc99e Initial load duke parents: diff changeset	1176
a61af66fc99e Initial load duke parents: diff changeset	1177 // 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	1178 int MethodData::mileage_of(Method* method) {
0 a61af66fc99e Initial load duke parents: diff changeset	1179 int mileage = 0;
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1180 if (TieredCompilation) {
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1181 mileage = MAX2(method->invocation_count(), method->backedge_count());
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1182 } else {
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1183 int iic = method->interpreter_invocation_count();
d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1184 if (mileage < iic) mileage = iic;
10105 aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1185 MethodCounters* mcs = method->method_counters();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1186 if (mcs != NULL) {
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1187 InvocationCounter* ic = mcs->invocation_counter();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1188 InvocationCounter* bc = mcs->backedge_counter();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1189 int icval = ic->count();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1190 if (ic->carry()) icval += CompileThreshold;
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1191 if (mileage < icval) mileage = icval;
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1192 int bcval = bc->count();
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1193 if (bc->carry()) bcval += CompileThreshold;
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1194 if (mileage < bcval) mileage = bcval;
aeaca88565e6 8010862: The Method counter fields used for profiling can be allocated lazily. jiangli parents: 8860 diff changeset	1195 }
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1196 }
0 a61af66fc99e Initial load duke parents: diff changeset	1197 return mileage;
a61af66fc99e Initial load duke parents: diff changeset	1198 }
a61af66fc99e Initial load duke parents: diff changeset	1199
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1200 bool MethodData::is_mature() const {
1783 d5d065957597 6953144: Tiered compilation iveresov parents: 1552 diff changeset	1201 return CompilationPolicy::policy()->is_mature(_method);
0 a61af66fc99e Initial load duke parents: diff changeset	1202 }
a61af66fc99e Initial load duke parents: diff changeset	1203
a61af66fc99e Initial load duke parents: diff changeset	1204 // 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	1205 address MethodData::bci_to_dp(int bci) {
0 a61af66fc99e Initial load duke parents: diff changeset	1206 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	1207 ProfileData* data = data_before(bci);
a61af66fc99e Initial load duke parents: diff changeset	1208 ProfileData* prev = NULL;
a61af66fc99e Initial load duke parents: diff changeset	1209 for ( ; is_valid(data); data = next_data(data)) {
a61af66fc99e Initial load duke parents: diff changeset	1210 if (data->bci() >= bci) {
a61af66fc99e Initial load duke parents: diff changeset	1211 if (data->bci() == bci) set_hint_di(dp_to_di(data->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1212 else if (prev != NULL) set_hint_di(dp_to_di(prev->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1213 return data->dp();
a61af66fc99e Initial load duke parents: diff changeset	1214 }
a61af66fc99e Initial load duke parents: diff changeset	1215 prev = data;
a61af66fc99e Initial load duke parents: diff changeset	1216 }
a61af66fc99e Initial load duke parents: diff changeset	1217 return (address)limit_data_position();
a61af66fc99e Initial load duke parents: diff changeset	1218 }
a61af66fc99e Initial load duke parents: diff changeset	1219
a61af66fc99e Initial load duke parents: diff changeset	1220 // 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	1221 ProfileData* MethodData::bci_to_data(int bci) {
0 a61af66fc99e Initial load duke parents: diff changeset	1222 ProfileData* data = data_before(bci);
a61af66fc99e Initial load duke parents: diff changeset	1223 for ( ; is_valid(data); data = next_data(data)) {
a61af66fc99e Initial load duke parents: diff changeset	1224 if (data->bci() == bci) {
a61af66fc99e Initial load duke parents: diff changeset	1225 set_hint_di(dp_to_di(data->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1226 return data;
a61af66fc99e Initial load duke parents: diff changeset	1227 } else if (data->bci() > bci) {
a61af66fc99e Initial load duke parents: diff changeset	1228 break;
a61af66fc99e Initial load duke parents: diff changeset	1229 }
a61af66fc99e Initial load duke parents: diff changeset	1230 }
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1231 return bci_to_extra_data(bci, NULL, false);
0 a61af66fc99e Initial load duke parents: diff changeset	1232 }
a61af66fc99e Initial load duke parents: diff changeset	1233
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1234 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	1235 int nb_cells = 0;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1236 switch(dp->tag()) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1237 case DataLayout::bit_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1238 case DataLayout::no_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1239 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	1240 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1241 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	1242 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	1243 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1244 default:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1245 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	1246 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1247 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	1248 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1249
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	1250 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	1251 DataLayout* end = extra_data_limit();
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 for (;; dp = next_extra(dp)) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1254 assert(dp < end, "moved past end of extra data");
0 a61af66fc99e Initial load duke parents: diff changeset	1255 // No need for "OrderAccess::load_acquire" ops,
a61af66fc99e Initial load duke parents: diff changeset	1256 // 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	1257 switch(dp->tag()) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1258 case DataLayout::no_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1259 return NULL;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1260 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	1261 dp = end;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1262 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	1263 case DataLayout::bit_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1264 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	1265 return new BitData(dp);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1266 }
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1267 break;
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1268 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	1269 if (m != NULL) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1270 SpeculativeTrapData* data = new SpeculativeTrapData(dp);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1271 // 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	1272 // 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	1273 // entry in that case.
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1274 if (dp->bci() == bci) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1275 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	1276 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	1277 return NULL;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1278 } else if (data->method() == m) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1279 return data;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1280 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1281 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1282 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1283 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1284 default:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1285 fatal(err_msg("unexpected tag %d", dp->tag()));
0 a61af66fc99e Initial load duke parents: diff changeset	1286 }
a61af66fc99e Initial load duke parents: diff changeset	1287 }
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1288 return NULL;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1289 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1290
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1291
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1292 // 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	1293 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	1294 // 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	1295 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	1296 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	1297 "code needs to be adjusted");
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1298
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1299 DataLayout* dp = extra_data_base();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1300 DataLayout* end = extra_data_limit();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1301
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1302 // 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	1303 // 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	1304 // 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	1305 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	1306 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	1307 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	1308 }
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	1309
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	1310 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	1311 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	1312 // 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	1313 // 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	1314 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	1315 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	1316 return result;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1317 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1318
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	1319 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	1320 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	1321 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	1322 // 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	1323 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	1324 return NULL;
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1325 }
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	1326 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	1327 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	1328
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 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	1330 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	1331 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	1332 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	1333 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	1334 } 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	1335 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	1336 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	1337 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	1338 }
0 a61af66fc99e Initial load duke parents: diff changeset	1339 }
a61af66fc99e Initial load duke parents: diff changeset	1340 return NULL;
a61af66fc99e Initial load duke parents: diff changeset	1341 }
a61af66fc99e Initial load duke parents: diff changeset	1342
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1343 ArgInfoData *MethodData::arg_info() {
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1344 DataLayout* dp = extra_data_base();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1345 DataLayout* end = extra_data_limit();
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1346 for (; dp < end; dp = next_extra(dp)) {
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1347 if (dp->tag() == DataLayout::arg_info_data_tag)
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1348 return new ArgInfoData(dp);
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1349 }
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1350 return NULL;
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1351 }
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1352
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1353 // Printing
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1354
0 a61af66fc99e Initial load duke parents: diff changeset	1355 #ifndef PRODUCT
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1356
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1357 void MethodData::print_on(outputStream* st) const {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1358 assert(is_methodData(), "should be method data");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1359 st->print("method data for ");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1360 method()->print_value_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1361 st->cr();
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1362 print_data_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1363 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1364
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1365 #endif //PRODUCT
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1366
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1367 void MethodData::print_value_on(outputStream* st) const {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1368 assert(is_methodData(), "should be method data");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1369 st->print("method data for ");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1370 method()->print_value_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1371 }
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 #ifndef PRODUCT
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1374 void MethodData::print_data_on(outputStream* st) const {
0 a61af66fc99e Initial load duke parents: diff changeset	1375 ResourceMark rm;
a61af66fc99e Initial load duke parents: diff changeset	1376 ProfileData* data = first_data();
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1377 if (_parameters_type_data_di != -1) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1378 parameters_type_data()->print_data_on(st);
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1379 }
0 a61af66fc99e Initial load duke parents: diff changeset	1380 for ( ; is_valid(data); data = next_data(data)) {
a61af66fc99e Initial load duke parents: diff changeset	1381 st->print("%d", dp_to_di(data->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1382 st->fill_to(6);
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1383 data->print_data_on(st, this);
0 a61af66fc99e Initial load duke parents: diff changeset	1384 }
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1385 st->print_cr("--- Extra data:");
0 a61af66fc99e Initial load duke parents: diff changeset	1386 DataLayout* dp = extra_data_base();
a61af66fc99e Initial load duke parents: diff changeset	1387 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	1388 for (;; dp = next_extra(dp)) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1389 assert(dp < end, "moved past end of extra data");
0 a61af66fc99e Initial load duke parents: diff changeset	1390 // No need for "OrderAccess::load_acquire" ops,
a61af66fc99e Initial load duke parents: diff changeset	1391 // 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	1392 switch(dp->tag()) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1393 case DataLayout::no_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1394 continue;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1395 case DataLayout::bit_data_tag:
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1396 data = new BitData(dp);
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1397 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1398 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	1399 data = new SpeculativeTrapData(dp);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1400 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1401 case DataLayout::arg_info_data_tag:
45 48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1402 data = new ArgInfoData(dp);
48a3fa21394b 6667615: (Escape Analysis) extend MDO to cache arguments escape state kvn parents: 0 diff changeset	1403 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	1404 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1405 default:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1406 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	1407 }
0 a61af66fc99e Initial load duke parents: diff changeset	1408 st->print("%d", dp_to_di(data->dp()));
a61af66fc99e Initial load duke parents: diff changeset	1409 st->fill_to(6);
a61af66fc99e Initial load duke parents: diff changeset	1410 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	1411 if (dp >= end) return;
0 a61af66fc99e Initial load duke parents: diff changeset	1412 }
a61af66fc99e Initial load duke parents: diff changeset	1413 }
a61af66fc99e Initial load duke parents: diff changeset	1414 #endif
a61af66fc99e Initial load duke parents: diff changeset	1415
7956 16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1416 #if INCLUDE_SERVICES
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1417 // Size Statistics
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1418 void MethodData::collect_statistics(KlassSizeStats *sz) const {
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1419 int n = sz->count(this);
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1420 sz->_method_data_bytes += n;
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1421 sz->_method_all_bytes += n;
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1422 sz->_rw_bytes += n;
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1423 }
16fb9f942703 6479360: PrintClassHistogram improvements acorn parents: 6725 diff changeset	1424 #endif // INCLUDE_SERVICES
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1425
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1426 // Verification
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1427
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1428 void MethodData::verify_on(outputStream* st) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1429 guarantee(is_methodData(), "object must be method data");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1430 // guarantee(m->is_perm(), "should be in permspace");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1431 this->verify_data_on(st);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 2264 diff changeset	1432 }
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_data_on(outputStream* st) {
0 a61af66fc99e Initial load duke parents: diff changeset	1435 NEEDS_CLEANUP;
a61af66fc99e Initial load duke parents: diff changeset	1436 // not yet implemented.
a61af66fc99e Initial load duke parents: diff changeset	1437 }
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1438
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1439 bool MethodData::profile_jsr292(methodHandle m, int bci) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1440 if (m->is_compiled_lambda_form()) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1441 return true;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1442 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1443
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1444 Bytecode_invoke inv(m , bci);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1445 return inv.is_invokedynamic() \|\| inv.is_invokehandle();
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1446 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1447
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1448 int MethodData::profile_arguments_flag() {
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1449 return TypeProfileLevel % 10;
12875 d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1450 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1451
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1452 bool MethodData::profile_arguments() {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1453 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	1454 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1455
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1456 bool MethodData::profile_arguments_jsr292_only() {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1457 return profile_arguments_flag() == type_profile_jsr292;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1458 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1459
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1460 bool MethodData::profile_all_arguments() {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1461 return profile_arguments_flag() == type_profile_all;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1462 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1463
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1464 bool MethodData::profile_arguments_for_invoke(methodHandle m, int bci) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1465 if (!profile_arguments()) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1466 return false;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1467 }
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 if (profile_all_arguments()) {
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1470 return true;
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1471 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1472
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1473 assert(profile_arguments_jsr292_only(), "inconsistent");
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1474 return profile_jsr292(m, bci);
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1475 }
d13d7aba8c12 8023657: New type profiling points: arguments to call roland parents: 10376 diff changeset	1476
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1477 int MethodData::profile_return_flag() {
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1478 return (TypeProfileLevel % 100) / 10;
12882 ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1479 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1480
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1481 bool MethodData::profile_return() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1482 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	1483 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1484
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1485 bool MethodData::profile_return_jsr292_only() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1486 return profile_return_flag() == type_profile_jsr292;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1487 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1488
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1489 bool MethodData::profile_all_return() {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1490 return profile_return_flag() == type_profile_all;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1491 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1492
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1493 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	1494 if (!profile_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1495 return false;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1496 }
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 if (profile_all_return()) {
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1499 return true;
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1500 }
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1501
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1502 assert(profile_return_jsr292_only(), "inconsistent");
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1503 return profile_jsr292(m, bci);
ce0cc25bc5e2 8026054: New type profiling points: type of return values at calls roland parents: 12875 diff changeset	1504 }
12962 5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1505
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1506 int MethodData::profile_parameters_flag() {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1507 return TypeProfileLevel / 100;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1508 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1509
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1510 bool MethodData::profile_parameters() {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1511 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	1512 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1513
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1514 bool MethodData::profile_parameters_jsr292_only() {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1515 return profile_parameters_flag() == type_profile_jsr292;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1516 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1517
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1518 bool MethodData::profile_all_parameters() {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1519 return profile_parameters_flag() == type_profile_all;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1520 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1521
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1522 bool MethodData::profile_parameters_for_method(methodHandle m) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1523 if (!profile_parameters()) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1524 return false;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1525 }
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 if (profile_all_parameters()) {
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1528 return true;
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1529 }
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1530
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1531 assert(profile_parameters_jsr292_only(), "inconsistent");
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1532 return m->is_compiled_lambda_form();
5ccbab1c69f3 8026251: New type profiling points: parameters to methods roland parents: 12882 diff changeset	1533 }
17728 b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1534
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1535 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	1536 if (shift == 0) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1537 return;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1538 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1539 if (!reset) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1540 // 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	1541 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	1542 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	1543 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	1544 (ptr-shift) = ptr;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1545 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1546 } else {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1547 // 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	1548 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	1549 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	1550 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	1551 *ptr = 0;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1552 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1553 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1554 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1555
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1556 // 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	1557 // method
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1558 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	1559 DataLayout* dp = extra_data_base();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1560 DataLayout* end = extra_data_limit();
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 int shift = 0;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1563 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	1564 switch(dp->tag()) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1565 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	1566 SpeculativeTrapData* data = new SpeculativeTrapData(dp);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1567 Method* m = data->method();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1568 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	1569 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	1570 // "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	1571 // 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	1572 // 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	1573 // 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	1574 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	1575 } else {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1576 // 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	1577 // SpeculativeTrapData entries
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1578 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	1579 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1580 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1581 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1582 case DataLayout::bit_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1583 // 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	1584 // entries
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1585 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	1586 continue;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1587 case DataLayout::no_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1588 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	1589 // 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	1590 // 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	1591 // 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	1592 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	1593 return;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1594 default:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1595 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	1596 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1597 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1598 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1599
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1600 // 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	1601 // SpeculativeTrapData entry
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1602 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	1603 #ifdef ASSERT
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1604 DataLayout* dp = extra_data_base();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1605 DataLayout* end = extra_data_limit();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1606
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1607 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	1608 switch(dp->tag()) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1609 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	1610 SpeculativeTrapData* data = new SpeculativeTrapData(dp);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1611 Method* m = data->method();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1612 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	1613 break;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1614 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1615 case DataLayout::bit_data_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1616 continue;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1617 case DataLayout::no_tag:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1618 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	1619 return;
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1620 default:
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1621 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	1622 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1623 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1624 #endif
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1625 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1626
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1627 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	1628 for (ProfileData* data = first_data();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1629 is_valid(data);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1630 data = next_data(data)) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1631 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	1632 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1633 ParametersTypeData* parameters = parameters_type_data();
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1634 if (parameters != NULL) {
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1635 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	1636 }
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1637
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1638 clean_extra_data(is_alive);
b8413a9cbb84 8031752: Failed speculative optimizations should be reattempted when root of compilation is different roland parents: 13080 diff changeset	1639 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	1640 }

Mercurial > hg > truffle

annotate src/share/vm/oops/methodData.cpp @ 17780:606acabe7b5c