Wed, 14 Oct 2020 17:44:48 +0800
Merge
duke@435 | 1 | /* |
poonam@9185 | 2 | * Copyright (c) 1998, 2018, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
aoqi@1 | 25 | /* |
aoqi@1 | 26 | * This file has been modified by Loongson Technology in 2015. These |
aoqi@1 | 27 | * modifications are Copyright (c) 2015 Loongson Technology, and are made |
aoqi@1 | 28 | * available on the same license terms set forth above. |
aoqi@1 | 29 | */ |
aoqi@1 | 30 | |
stefank@2314 | 31 | #include "precompiled.hpp" |
stefank@2314 | 32 | #include "code/codeBlob.hpp" |
stefank@2314 | 33 | #include "code/codeCache.hpp" |
stefank@2314 | 34 | #include "code/relocInfo.hpp" |
stefank@2314 | 35 | #include "compiler/disassembler.hpp" |
stefank@2314 | 36 | #include "interpreter/bytecode.hpp" |
stefank@2314 | 37 | #include "memory/allocation.inline.hpp" |
stefank@2314 | 38 | #include "memory/heap.hpp" |
stefank@2314 | 39 | #include "oops/oop.inline.hpp" |
stefank@2314 | 40 | #include "prims/forte.hpp" |
stefank@2314 | 41 | #include "runtime/handles.inline.hpp" |
stefank@2314 | 42 | #include "runtime/interfaceSupport.hpp" |
stefank@2314 | 43 | #include "runtime/mutexLocker.hpp" |
stefank@2314 | 44 | #include "runtime/safepoint.hpp" |
stefank@2314 | 45 | #include "runtime/sharedRuntime.hpp" |
stefank@2314 | 46 | #include "runtime/vframe.hpp" |
stefank@2314 | 47 | #include "services/memoryService.hpp" |
stefank@2314 | 48 | #ifdef TARGET_ARCH_x86 |
stefank@2314 | 49 | # include "nativeInst_x86.hpp" |
stefank@2314 | 50 | #endif |
stefank@2314 | 51 | #ifdef TARGET_ARCH_sparc |
stefank@2314 | 52 | # include "nativeInst_sparc.hpp" |
stefank@2314 | 53 | #endif |
stefank@2314 | 54 | #ifdef TARGET_ARCH_zero |
stefank@2314 | 55 | # include "nativeInst_zero.hpp" |
stefank@2314 | 56 | #endif |
bobv@2508 | 57 | #ifdef TARGET_ARCH_arm |
bobv@2508 | 58 | # include "nativeInst_arm.hpp" |
bobv@2508 | 59 | #endif |
bobv@2508 | 60 | #ifdef TARGET_ARCH_ppc |
bobv@2508 | 61 | # include "nativeInst_ppc.hpp" |
bobv@2508 | 62 | #endif |
aoqi@1 | 63 | #ifdef TARGET_ARCH_mips |
aoqi@1 | 64 | # include "nativeInst_mips.hpp" |
aoqi@1 | 65 | #endif |
stefank@2314 | 66 | #ifdef COMPILER1 |
stefank@2314 | 67 | #include "c1/c1_Runtime1.hpp" |
stefank@2314 | 68 | #endif |
duke@435 | 69 | |
neugens@9861 | 70 | unsigned int CodeBlob::align_code_offset(int offset) { |
duke@435 | 71 | // align the size to CodeEntryAlignment |
duke@435 | 72 | return |
duke@435 | 73 | ((offset + (int)CodeHeap::header_size() + (CodeEntryAlignment-1)) & ~(CodeEntryAlignment-1)) |
duke@435 | 74 | - (int)CodeHeap::header_size(); |
duke@435 | 75 | } |
duke@435 | 76 | |
duke@435 | 77 | |
duke@435 | 78 | // This must be consistent with the CodeBlob constructor's layout actions. |
duke@435 | 79 | unsigned int CodeBlob::allocation_size(CodeBuffer* cb, int header_size) { |
duke@435 | 80 | unsigned int size = header_size; |
duke@435 | 81 | size += round_to(cb->total_relocation_size(), oopSize); |
duke@435 | 82 | // align the size to CodeEntryAlignment |
duke@435 | 83 | size = align_code_offset(size); |
twisti@2103 | 84 | size += round_to(cb->total_content_size(), oopSize); |
duke@435 | 85 | size += round_to(cb->total_oop_size(), oopSize); |
coleenp@4037 | 86 | size += round_to(cb->total_metadata_size(), oopSize); |
duke@435 | 87 | return size; |
duke@435 | 88 | } |
duke@435 | 89 | |
duke@435 | 90 | |
duke@435 | 91 | // Creates a simple CodeBlob. Sets up the size of the different regions. |
duke@435 | 92 | CodeBlob::CodeBlob(const char* name, int header_size, int size, int frame_complete, int locs_size) { |
twisti@2103 | 93 | assert(size == round_to(size, oopSize), "unaligned size"); |
twisti@2103 | 94 | assert(locs_size == round_to(locs_size, oopSize), "unaligned size"); |
duke@435 | 95 | assert(header_size == round_to(header_size, oopSize), "unaligned size"); |
duke@435 | 96 | assert(!UseRelocIndex, "no space allocated for reloc index yet"); |
duke@435 | 97 | |
duke@435 | 98 | // Note: If UseRelocIndex is enabled, there needs to be (at least) one |
duke@435 | 99 | // extra word for the relocation information, containing the reloc |
duke@435 | 100 | // index table length. Unfortunately, the reloc index table imple- |
duke@435 | 101 | // mentation is not easily understandable and thus it is not clear |
duke@435 | 102 | // what exactly the format is supposed to be. For now, we just turn |
duke@435 | 103 | // off the use of this table (gri 7/6/2000). |
duke@435 | 104 | |
duke@435 | 105 | _name = name; |
duke@435 | 106 | _size = size; |
duke@435 | 107 | _frame_complete_offset = frame_complete; |
duke@435 | 108 | _header_size = header_size; |
duke@435 | 109 | _relocation_size = locs_size; |
twisti@2103 | 110 | _content_offset = align_code_offset(header_size + _relocation_size); |
twisti@2103 | 111 | _code_offset = _content_offset; |
duke@435 | 112 | _data_offset = size; |
duke@435 | 113 | _frame_size = 0; |
duke@435 | 114 | set_oop_maps(NULL); |
duke@435 | 115 | } |
duke@435 | 116 | |
duke@435 | 117 | |
duke@435 | 118 | // Creates a CodeBlob from a CodeBuffer. Sets up the size of the different regions, |
duke@435 | 119 | // and copy code and relocation info. |
duke@435 | 120 | CodeBlob::CodeBlob( |
duke@435 | 121 | const char* name, |
duke@435 | 122 | CodeBuffer* cb, |
duke@435 | 123 | int header_size, |
duke@435 | 124 | int size, |
duke@435 | 125 | int frame_complete, |
duke@435 | 126 | int frame_size, |
duke@435 | 127 | OopMapSet* oop_maps |
duke@435 | 128 | ) { |
twisti@2103 | 129 | assert(size == round_to(size, oopSize), "unaligned size"); |
duke@435 | 130 | assert(header_size == round_to(header_size, oopSize), "unaligned size"); |
duke@435 | 131 | |
duke@435 | 132 | _name = name; |
duke@435 | 133 | _size = size; |
duke@435 | 134 | _frame_complete_offset = frame_complete; |
duke@435 | 135 | _header_size = header_size; |
duke@435 | 136 | _relocation_size = round_to(cb->total_relocation_size(), oopSize); |
twisti@2103 | 137 | _content_offset = align_code_offset(header_size + _relocation_size); |
twisti@2117 | 138 | _code_offset = _content_offset + cb->total_offset_of(cb->insts()); |
twisti@2103 | 139 | _data_offset = _content_offset + round_to(cb->total_content_size(), oopSize); |
duke@435 | 140 | assert(_data_offset <= size, "codeBlob is too small"); |
duke@435 | 141 | |
duke@435 | 142 | cb->copy_code_and_locs_to(this); |
duke@435 | 143 | set_oop_maps(oop_maps); |
duke@435 | 144 | _frame_size = frame_size; |
duke@435 | 145 | #ifdef COMPILER1 |
duke@435 | 146 | // probably wrong for tiered |
duke@435 | 147 | assert(_frame_size >= -1, "must use frame size or -1 for runtime stubs"); |
duke@435 | 148 | #endif // COMPILER1 |
duke@435 | 149 | } |
duke@435 | 150 | |
duke@435 | 151 | |
duke@435 | 152 | void CodeBlob::set_oop_maps(OopMapSet* p) { |
duke@435 | 153 | // Danger Will Robinson! This method allocates a big |
duke@435 | 154 | // chunk of memory, its your job to free it. |
duke@435 | 155 | if (p != NULL) { |
duke@435 | 156 | // We need to allocate a chunk big enough to hold the OopMapSet and all of its OopMaps |
zgu@3900 | 157 | _oop_maps = (OopMapSet* )NEW_C_HEAP_ARRAY(unsigned char, p->heap_size(), mtCode); |
duke@435 | 158 | p->copy_to((address)_oop_maps); |
duke@435 | 159 | } else { |
duke@435 | 160 | _oop_maps = NULL; |
duke@435 | 161 | } |
duke@435 | 162 | } |
duke@435 | 163 | |
duke@435 | 164 | |
never@2895 | 165 | void CodeBlob::trace_new_stub(CodeBlob* stub, const char* name1, const char* name2) { |
never@2895 | 166 | // Do not hold the CodeCache lock during name formatting. |
never@2895 | 167 | assert(!CodeCache_lock->owned_by_self(), "release CodeCache before registering the stub"); |
never@2895 | 168 | |
never@2895 | 169 | if (stub != NULL) { |
never@2895 | 170 | char stub_id[256]; |
never@2895 | 171 | assert(strlen(name1) + strlen(name2) < sizeof(stub_id), ""); |
never@2895 | 172 | jio_snprintf(stub_id, sizeof(stub_id), "%s%s", name1, name2); |
never@2895 | 173 | if (PrintStubCode) { |
kvn@4107 | 174 | ttyLocker ttyl; |
never@2895 | 175 | tty->print_cr("Decoding %s " INTPTR_FORMAT, stub_id, (intptr_t) stub); |
never@2895 | 176 | Disassembler::decode(stub->code_begin(), stub->code_end()); |
kvn@4107 | 177 | tty->cr(); |
never@2895 | 178 | } |
never@2895 | 179 | Forte::register_stub(stub_id, stub->code_begin(), stub->code_end()); |
never@2895 | 180 | |
never@2895 | 181 | if (JvmtiExport::should_post_dynamic_code_generated()) { |
never@2895 | 182 | const char* stub_name = name2; |
never@2895 | 183 | if (name2[0] == '\0') stub_name = name1; |
never@2895 | 184 | JvmtiExport::post_dynamic_code_generated(stub_name, stub->code_begin(), stub->code_end()); |
never@2895 | 185 | } |
never@2895 | 186 | } |
never@2895 | 187 | |
never@2895 | 188 | // Track memory usage statistic after releasing CodeCache_lock |
never@2895 | 189 | MemoryService::track_code_cache_memory_usage(); |
never@2895 | 190 | } |
never@2895 | 191 | |
never@2895 | 192 | |
duke@435 | 193 | void CodeBlob::flush() { |
duke@435 | 194 | if (_oop_maps) { |
zgu@3900 | 195 | FREE_C_HEAP_ARRAY(unsigned char, _oop_maps, mtCode); |
duke@435 | 196 | _oop_maps = NULL; |
duke@435 | 197 | } |
roland@4767 | 198 | _strings.free(); |
duke@435 | 199 | } |
duke@435 | 200 | |
duke@435 | 201 | |
duke@435 | 202 | OopMap* CodeBlob::oop_map_for_return_address(address return_address) { |
twisti@2103 | 203 | assert(oop_maps() != NULL, "nope"); |
twisti@2103 | 204 | return oop_maps()->find_map_at_offset((intptr_t) return_address - (intptr_t) code_begin()); |
duke@435 | 205 | } |
duke@435 | 206 | |
duke@435 | 207 | |
duke@435 | 208 | //---------------------------------------------------------------------------------------------------- |
duke@435 | 209 | // Implementation of BufferBlob |
duke@435 | 210 | |
duke@435 | 211 | |
duke@435 | 212 | BufferBlob::BufferBlob(const char* name, int size) |
duke@435 | 213 | : CodeBlob(name, sizeof(BufferBlob), size, CodeOffsets::frame_never_safe, /*locs_size:*/ 0) |
duke@435 | 214 | {} |
duke@435 | 215 | |
duke@435 | 216 | BufferBlob* BufferBlob::create(const char* name, int buffer_size) { |
duke@435 | 217 | ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock |
duke@435 | 218 | |
duke@435 | 219 | BufferBlob* blob = NULL; |
duke@435 | 220 | unsigned int size = sizeof(BufferBlob); |
duke@435 | 221 | // align the size to CodeEntryAlignment |
duke@435 | 222 | size = align_code_offset(size); |
duke@435 | 223 | size += round_to(buffer_size, oopSize); |
duke@435 | 224 | assert(name != NULL, "must provide a name"); |
duke@435 | 225 | { |
duke@435 | 226 | MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); |
duke@435 | 227 | blob = new (size) BufferBlob(name, size); |
duke@435 | 228 | } |
duke@435 | 229 | // Track memory usage statistic after releasing CodeCache_lock |
duke@435 | 230 | MemoryService::track_code_cache_memory_usage(); |
duke@435 | 231 | |
duke@435 | 232 | return blob; |
duke@435 | 233 | } |
duke@435 | 234 | |
duke@435 | 235 | |
duke@435 | 236 | BufferBlob::BufferBlob(const char* name, int size, CodeBuffer* cb) |
duke@435 | 237 | : CodeBlob(name, cb, sizeof(BufferBlob), size, CodeOffsets::frame_never_safe, 0, NULL) |
duke@435 | 238 | {} |
duke@435 | 239 | |
duke@435 | 240 | BufferBlob* BufferBlob::create(const char* name, CodeBuffer* cb) { |
duke@435 | 241 | ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock |
duke@435 | 242 | |
duke@435 | 243 | BufferBlob* blob = NULL; |
duke@435 | 244 | unsigned int size = allocation_size(cb, sizeof(BufferBlob)); |
duke@435 | 245 | assert(name != NULL, "must provide a name"); |
duke@435 | 246 | { |
duke@435 | 247 | MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); |
duke@435 | 248 | blob = new (size) BufferBlob(name, size, cb); |
duke@435 | 249 | } |
duke@435 | 250 | // Track memory usage statistic after releasing CodeCache_lock |
duke@435 | 251 | MemoryService::track_code_cache_memory_usage(); |
duke@435 | 252 | |
duke@435 | 253 | return blob; |
duke@435 | 254 | } |
duke@435 | 255 | |
duke@435 | 256 | |
anoll@5919 | 257 | void* BufferBlob::operator new(size_t s, unsigned size, bool is_critical) throw() { |
anoll@5919 | 258 | void* p = CodeCache::allocate(size, is_critical); |
duke@435 | 259 | return p; |
duke@435 | 260 | } |
duke@435 | 261 | |
duke@435 | 262 | |
duke@435 | 263 | void BufferBlob::free( BufferBlob *blob ) { |
duke@435 | 264 | ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock |
drchase@7149 | 265 | blob->flush(); |
duke@435 | 266 | { |
duke@435 | 267 | MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); |
duke@435 | 268 | CodeCache::free((CodeBlob*)blob); |
duke@435 | 269 | } |
duke@435 | 270 | // Track memory usage statistic after releasing CodeCache_lock |
duke@435 | 271 | MemoryService::track_code_cache_memory_usage(); |
duke@435 | 272 | } |
duke@435 | 273 | |
twisti@1734 | 274 | |
twisti@1734 | 275 | //---------------------------------------------------------------------------------------------------- |
twisti@1734 | 276 | // Implementation of AdapterBlob |
twisti@1734 | 277 | |
never@2018 | 278 | AdapterBlob::AdapterBlob(int size, CodeBuffer* cb) : |
never@2018 | 279 | BufferBlob("I2C/C2I adapters", size, cb) { |
never@2018 | 280 | CodeCache::commit(this); |
never@2018 | 281 | } |
never@2018 | 282 | |
twisti@1734 | 283 | AdapterBlob* AdapterBlob::create(CodeBuffer* cb) { |
twisti@1734 | 284 | ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock |
twisti@1734 | 285 | |
twisti@1734 | 286 | AdapterBlob* blob = NULL; |
twisti@1734 | 287 | unsigned int size = allocation_size(cb, sizeof(AdapterBlob)); |
twisti@1734 | 288 | { |
twisti@1734 | 289 | MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); |
anoll@5919 | 290 | // The parameter 'true' indicates a critical memory allocation. |
anoll@5919 | 291 | // This means that CodeCacheMinimumFreeSpace is used, if necessary |
anoll@5919 | 292 | const bool is_critical = true; |
anoll@5919 | 293 | blob = new (size, is_critical) AdapterBlob(size, cb); |
twisti@1734 | 294 | } |
twisti@1734 | 295 | // Track memory usage statistic after releasing CodeCache_lock |
twisti@1734 | 296 | MemoryService::track_code_cache_memory_usage(); |
twisti@1734 | 297 | |
twisti@1734 | 298 | return blob; |
duke@435 | 299 | } |
duke@435 | 300 | |
poonam@9185 | 301 | VtableBlob::VtableBlob(const char* name, int size) : |
poonam@9185 | 302 | BufferBlob(name, size) { |
poonam@9185 | 303 | } |
poonam@9185 | 304 | |
poonam@9185 | 305 | VtableBlob* VtableBlob::create(const char* name, int buffer_size) { |
poonam@9185 | 306 | ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock |
poonam@9185 | 307 | |
poonam@9185 | 308 | VtableBlob* blob = NULL; |
poonam@9185 | 309 | unsigned int size = sizeof(VtableBlob); |
poonam@9185 | 310 | // align the size to CodeEntryAlignment |
poonam@9185 | 311 | size = align_code_offset(size); |
poonam@9185 | 312 | size += round_to(buffer_size, oopSize); |
poonam@9185 | 313 | assert(name != NULL, "must provide a name"); |
poonam@9185 | 314 | { |
poonam@9185 | 315 | MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); |
poonam@9185 | 316 | blob = new (size) VtableBlob(name, size); |
poonam@9185 | 317 | } |
poonam@9185 | 318 | // Track memory usage statistic after releasing CodeCache_lock |
poonam@9185 | 319 | MemoryService::track_code_cache_memory_usage(); |
poonam@9185 | 320 | |
poonam@9185 | 321 | return blob; |
poonam@9185 | 322 | } |
twisti@1734 | 323 | |
twisti@1734 | 324 | //---------------------------------------------------------------------------------------------------- |
twisti@1734 | 325 | // Implementation of MethodHandlesAdapterBlob |
twisti@1734 | 326 | |
twisti@1734 | 327 | MethodHandlesAdapterBlob* MethodHandlesAdapterBlob::create(int buffer_size) { |
twisti@1734 | 328 | ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock |
twisti@1734 | 329 | |
twisti@1734 | 330 | MethodHandlesAdapterBlob* blob = NULL; |
twisti@1734 | 331 | unsigned int size = sizeof(MethodHandlesAdapterBlob); |
twisti@1734 | 332 | // align the size to CodeEntryAlignment |
twisti@1734 | 333 | size = align_code_offset(size); |
twisti@1734 | 334 | size += round_to(buffer_size, oopSize); |
twisti@1734 | 335 | { |
twisti@1734 | 336 | MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); |
anoll@5919 | 337 | // The parameter 'true' indicates a critical memory allocation. |
anoll@5919 | 338 | // This means that CodeCacheMinimumFreeSpace is used, if necessary |
anoll@5919 | 339 | const bool is_critical = true; |
anoll@5919 | 340 | blob = new (size, is_critical) MethodHandlesAdapterBlob(size); |
twisti@1734 | 341 | } |
twisti@1734 | 342 | // Track memory usage statistic after releasing CodeCache_lock |
twisti@1734 | 343 | MemoryService::track_code_cache_memory_usage(); |
twisti@1734 | 344 | |
twisti@1734 | 345 | return blob; |
twisti@1734 | 346 | } |
twisti@1734 | 347 | |
twisti@1734 | 348 | |
duke@435 | 349 | //---------------------------------------------------------------------------------------------------- |
duke@435 | 350 | // Implementation of RuntimeStub |
duke@435 | 351 | |
duke@435 | 352 | RuntimeStub::RuntimeStub( |
duke@435 | 353 | const char* name, |
duke@435 | 354 | CodeBuffer* cb, |
duke@435 | 355 | int size, |
duke@435 | 356 | int frame_complete, |
duke@435 | 357 | int frame_size, |
duke@435 | 358 | OopMapSet* oop_maps, |
duke@435 | 359 | bool caller_must_gc_arguments |
duke@435 | 360 | ) |
duke@435 | 361 | : CodeBlob(name, cb, sizeof(RuntimeStub), size, frame_complete, frame_size, oop_maps) |
duke@435 | 362 | { |
duke@435 | 363 | _caller_must_gc_arguments = caller_must_gc_arguments; |
duke@435 | 364 | } |
duke@435 | 365 | |
duke@435 | 366 | |
duke@435 | 367 | RuntimeStub* RuntimeStub::new_runtime_stub(const char* stub_name, |
duke@435 | 368 | CodeBuffer* cb, |
duke@435 | 369 | int frame_complete, |
duke@435 | 370 | int frame_size, |
duke@435 | 371 | OopMapSet* oop_maps, |
duke@435 | 372 | bool caller_must_gc_arguments) |
duke@435 | 373 | { |
duke@435 | 374 | RuntimeStub* stub = NULL; |
duke@435 | 375 | ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock |
duke@435 | 376 | { |
duke@435 | 377 | MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); |
duke@435 | 378 | unsigned int size = allocation_size(cb, sizeof(RuntimeStub)); |
duke@435 | 379 | stub = new (size) RuntimeStub(stub_name, cb, size, frame_complete, frame_size, oop_maps, caller_must_gc_arguments); |
duke@435 | 380 | } |
duke@435 | 381 | |
never@2895 | 382 | trace_new_stub(stub, "RuntimeStub - ", stub_name); |
duke@435 | 383 | |
duke@435 | 384 | return stub; |
duke@435 | 385 | } |
duke@435 | 386 | |
duke@435 | 387 | |
coleenp@5614 | 388 | void* RuntimeStub::operator new(size_t s, unsigned size) throw() { |
neliasso@4952 | 389 | void* p = CodeCache::allocate(size, true); |
duke@435 | 390 | if (!p) fatal("Initial size of CodeCache is too small"); |
duke@435 | 391 | return p; |
duke@435 | 392 | } |
duke@435 | 393 | |
never@2895 | 394 | // operator new shared by all singletons: |
coleenp@5614 | 395 | void* SingletonBlob::operator new(size_t s, unsigned size) throw() { |
neliasso@4952 | 396 | void* p = CodeCache::allocate(size, true); |
never@2895 | 397 | if (!p) fatal("Initial size of CodeCache is too small"); |
never@2895 | 398 | return p; |
never@2895 | 399 | } |
never@2895 | 400 | |
never@2895 | 401 | |
never@2895 | 402 | //---------------------------------------------------------------------------------------------------- |
duke@435 | 403 | // Implementation of DeoptimizationBlob |
duke@435 | 404 | |
duke@435 | 405 | DeoptimizationBlob::DeoptimizationBlob( |
duke@435 | 406 | CodeBuffer* cb, |
duke@435 | 407 | int size, |
duke@435 | 408 | OopMapSet* oop_maps, |
duke@435 | 409 | int unpack_offset, |
duke@435 | 410 | int unpack_with_exception_offset, |
duke@435 | 411 | int unpack_with_reexecution_offset, |
duke@435 | 412 | int frame_size |
duke@435 | 413 | ) |
duke@435 | 414 | : SingletonBlob("DeoptimizationBlob", cb, sizeof(DeoptimizationBlob), size, frame_size, oop_maps) |
duke@435 | 415 | { |
duke@435 | 416 | _unpack_offset = unpack_offset; |
duke@435 | 417 | _unpack_with_exception = unpack_with_exception_offset; |
duke@435 | 418 | _unpack_with_reexecution = unpack_with_reexecution_offset; |
duke@435 | 419 | #ifdef COMPILER1 |
duke@435 | 420 | _unpack_with_exception_in_tls = -1; |
duke@435 | 421 | #endif |
duke@435 | 422 | } |
duke@435 | 423 | |
duke@435 | 424 | |
duke@435 | 425 | DeoptimizationBlob* DeoptimizationBlob::create( |
duke@435 | 426 | CodeBuffer* cb, |
duke@435 | 427 | OopMapSet* oop_maps, |
duke@435 | 428 | int unpack_offset, |
duke@435 | 429 | int unpack_with_exception_offset, |
duke@435 | 430 | int unpack_with_reexecution_offset, |
duke@435 | 431 | int frame_size) |
duke@435 | 432 | { |
duke@435 | 433 | DeoptimizationBlob* blob = NULL; |
duke@435 | 434 | ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock |
duke@435 | 435 | { |
duke@435 | 436 | MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); |
duke@435 | 437 | unsigned int size = allocation_size(cb, sizeof(DeoptimizationBlob)); |
duke@435 | 438 | blob = new (size) DeoptimizationBlob(cb, |
duke@435 | 439 | size, |
duke@435 | 440 | oop_maps, |
duke@435 | 441 | unpack_offset, |
duke@435 | 442 | unpack_with_exception_offset, |
duke@435 | 443 | unpack_with_reexecution_offset, |
duke@435 | 444 | frame_size); |
duke@435 | 445 | } |
duke@435 | 446 | |
never@2895 | 447 | trace_new_stub(blob, "DeoptimizationBlob"); |
duke@435 | 448 | |
duke@435 | 449 | return blob; |
duke@435 | 450 | } |
duke@435 | 451 | |
duke@435 | 452 | |
duke@435 | 453 | //---------------------------------------------------------------------------------------------------- |
duke@435 | 454 | // Implementation of UncommonTrapBlob |
duke@435 | 455 | |
duke@435 | 456 | #ifdef COMPILER2 |
duke@435 | 457 | UncommonTrapBlob::UncommonTrapBlob( |
duke@435 | 458 | CodeBuffer* cb, |
duke@435 | 459 | int size, |
duke@435 | 460 | OopMapSet* oop_maps, |
duke@435 | 461 | int frame_size |
duke@435 | 462 | ) |
duke@435 | 463 | : SingletonBlob("UncommonTrapBlob", cb, sizeof(UncommonTrapBlob), size, frame_size, oop_maps) |
duke@435 | 464 | {} |
duke@435 | 465 | |
duke@435 | 466 | |
duke@435 | 467 | UncommonTrapBlob* UncommonTrapBlob::create( |
duke@435 | 468 | CodeBuffer* cb, |
duke@435 | 469 | OopMapSet* oop_maps, |
duke@435 | 470 | int frame_size) |
duke@435 | 471 | { |
duke@435 | 472 | UncommonTrapBlob* blob = NULL; |
duke@435 | 473 | ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock |
duke@435 | 474 | { |
duke@435 | 475 | MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); |
duke@435 | 476 | unsigned int size = allocation_size(cb, sizeof(UncommonTrapBlob)); |
duke@435 | 477 | blob = new (size) UncommonTrapBlob(cb, size, oop_maps, frame_size); |
duke@435 | 478 | } |
duke@435 | 479 | |
never@2895 | 480 | trace_new_stub(blob, "UncommonTrapBlob"); |
duke@435 | 481 | |
duke@435 | 482 | return blob; |
duke@435 | 483 | } |
duke@435 | 484 | |
duke@435 | 485 | |
duke@435 | 486 | #endif // COMPILER2 |
duke@435 | 487 | |
duke@435 | 488 | |
duke@435 | 489 | //---------------------------------------------------------------------------------------------------- |
duke@435 | 490 | // Implementation of ExceptionBlob |
duke@435 | 491 | |
duke@435 | 492 | #ifdef COMPILER2 |
duke@435 | 493 | ExceptionBlob::ExceptionBlob( |
duke@435 | 494 | CodeBuffer* cb, |
duke@435 | 495 | int size, |
duke@435 | 496 | OopMapSet* oop_maps, |
duke@435 | 497 | int frame_size |
duke@435 | 498 | ) |
duke@435 | 499 | : SingletonBlob("ExceptionBlob", cb, sizeof(ExceptionBlob), size, frame_size, oop_maps) |
duke@435 | 500 | {} |
duke@435 | 501 | |
duke@435 | 502 | |
duke@435 | 503 | ExceptionBlob* ExceptionBlob::create( |
duke@435 | 504 | CodeBuffer* cb, |
duke@435 | 505 | OopMapSet* oop_maps, |
duke@435 | 506 | int frame_size) |
duke@435 | 507 | { |
duke@435 | 508 | ExceptionBlob* blob = NULL; |
duke@435 | 509 | ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock |
duke@435 | 510 | { |
duke@435 | 511 | MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); |
duke@435 | 512 | unsigned int size = allocation_size(cb, sizeof(ExceptionBlob)); |
duke@435 | 513 | blob = new (size) ExceptionBlob(cb, size, oop_maps, frame_size); |
duke@435 | 514 | } |
duke@435 | 515 | |
never@2895 | 516 | trace_new_stub(blob, "ExceptionBlob"); |
duke@435 | 517 | |
duke@435 | 518 | return blob; |
duke@435 | 519 | } |
duke@435 | 520 | |
duke@435 | 521 | |
duke@435 | 522 | #endif // COMPILER2 |
duke@435 | 523 | |
duke@435 | 524 | |
duke@435 | 525 | //---------------------------------------------------------------------------------------------------- |
duke@435 | 526 | // Implementation of SafepointBlob |
duke@435 | 527 | |
duke@435 | 528 | SafepointBlob::SafepointBlob( |
duke@435 | 529 | CodeBuffer* cb, |
duke@435 | 530 | int size, |
duke@435 | 531 | OopMapSet* oop_maps, |
duke@435 | 532 | int frame_size |
duke@435 | 533 | ) |
duke@435 | 534 | : SingletonBlob("SafepointBlob", cb, sizeof(SafepointBlob), size, frame_size, oop_maps) |
duke@435 | 535 | {} |
duke@435 | 536 | |
duke@435 | 537 | |
duke@435 | 538 | SafepointBlob* SafepointBlob::create( |
duke@435 | 539 | CodeBuffer* cb, |
duke@435 | 540 | OopMapSet* oop_maps, |
duke@435 | 541 | int frame_size) |
duke@435 | 542 | { |
duke@435 | 543 | SafepointBlob* blob = NULL; |
duke@435 | 544 | ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock |
duke@435 | 545 | { |
duke@435 | 546 | MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); |
duke@435 | 547 | unsigned int size = allocation_size(cb, sizeof(SafepointBlob)); |
duke@435 | 548 | blob = new (size) SafepointBlob(cb, size, oop_maps, frame_size); |
duke@435 | 549 | } |
duke@435 | 550 | |
never@2895 | 551 | trace_new_stub(blob, "SafepointBlob"); |
duke@435 | 552 | |
duke@435 | 553 | return blob; |
duke@435 | 554 | } |
duke@435 | 555 | |
duke@435 | 556 | |
duke@435 | 557 | //---------------------------------------------------------------------------------------------------- |
duke@435 | 558 | // Verification and printing |
duke@435 | 559 | |
duke@435 | 560 | void CodeBlob::verify() { |
duke@435 | 561 | ShouldNotReachHere(); |
duke@435 | 562 | } |
duke@435 | 563 | |
bobv@2036 | 564 | void CodeBlob::print_on(outputStream* st) const { |
drchase@6680 | 565 | st->print_cr("[CodeBlob (" INTPTR_FORMAT ")]", p2i(this)); |
bobv@2036 | 566 | st->print_cr("Framesize: %d", _frame_size); |
duke@435 | 567 | } |
duke@435 | 568 | |
duke@435 | 569 | void CodeBlob::print_value_on(outputStream* st) const { |
duke@435 | 570 | st->print_cr("[CodeBlob]"); |
duke@435 | 571 | } |
duke@435 | 572 | |
duke@435 | 573 | void BufferBlob::verify() { |
duke@435 | 574 | // unimplemented |
duke@435 | 575 | } |
duke@435 | 576 | |
bobv@2036 | 577 | void BufferBlob::print_on(outputStream* st) const { |
bobv@2036 | 578 | CodeBlob::print_on(st); |
bobv@2036 | 579 | print_value_on(st); |
duke@435 | 580 | } |
duke@435 | 581 | |
duke@435 | 582 | void BufferBlob::print_value_on(outputStream* st) const { |
drchase@6680 | 583 | st->print_cr("BufferBlob (" INTPTR_FORMAT ") used for %s", p2i(this), name()); |
duke@435 | 584 | } |
duke@435 | 585 | |
duke@435 | 586 | void RuntimeStub::verify() { |
duke@435 | 587 | // unimplemented |
duke@435 | 588 | } |
duke@435 | 589 | |
bobv@2036 | 590 | void RuntimeStub::print_on(outputStream* st) const { |
kvn@4107 | 591 | ttyLocker ttyl; |
bobv@2036 | 592 | CodeBlob::print_on(st); |
drchase@6680 | 593 | st->print("Runtime Stub (" INTPTR_FORMAT "): ", p2i(this)); |
drchase@6680 | 594 | st->print_cr("%s", name()); |
bobv@2036 | 595 | Disassembler::decode((CodeBlob*)this, st); |
duke@435 | 596 | } |
duke@435 | 597 | |
duke@435 | 598 | void RuntimeStub::print_value_on(outputStream* st) const { |
drchase@6680 | 599 | st->print("RuntimeStub (" INTPTR_FORMAT "): ", p2i(this)); st->print("%s", name()); |
duke@435 | 600 | } |
duke@435 | 601 | |
duke@435 | 602 | void SingletonBlob::verify() { |
duke@435 | 603 | // unimplemented |
duke@435 | 604 | } |
duke@435 | 605 | |
bobv@2036 | 606 | void SingletonBlob::print_on(outputStream* st) const { |
kvn@4107 | 607 | ttyLocker ttyl; |
bobv@2036 | 608 | CodeBlob::print_on(st); |
drchase@6680 | 609 | st->print_cr("%s", name()); |
bobv@2036 | 610 | Disassembler::decode((CodeBlob*)this, st); |
duke@435 | 611 | } |
duke@435 | 612 | |
duke@435 | 613 | void SingletonBlob::print_value_on(outputStream* st) const { |
drchase@6680 | 614 | st->print_cr("%s", name()); |
duke@435 | 615 | } |
duke@435 | 616 | |
duke@435 | 617 | void DeoptimizationBlob::print_value_on(outputStream* st) const { |
duke@435 | 618 | st->print_cr("Deoptimization (frame not available)"); |
duke@435 | 619 | } |