external-reference-table.cc 19.3 KB
Newer Older
1 2 3 4 5 6 7 8
// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "src/external-reference-table.h"

#include "src/accessors.h"
#include "src/assembler.h"
9
#include "src/builtins/builtins.h"
10 11 12 13 14 15 16
#include "src/counters.h"
#include "src/deoptimizer.h"
#include "src/ic/stub-cache.h"

namespace v8 {
namespace internal {

17 18 19 20 21 22
// Forward declarations for C++ builtins.
#define FORWARD_DECLARE(Name) \
  Object* Builtin_##Name(int argc, Object** args, Isolate* isolate);
BUILTIN_LIST_C(FORWARD_DECLARE)
#undef FORWARD_DECLARE

23 24 25 26 27 28 29 30 31 32 33
ExternalReferenceTable* ExternalReferenceTable::instance(Isolate* isolate) {
  ExternalReferenceTable* external_reference_table =
      isolate->external_reference_table();
  if (external_reference_table == NULL) {
    external_reference_table = new ExternalReferenceTable(isolate);
    isolate->set_external_reference_table(external_reference_table);
  }
  return external_reference_table;
}

ExternalReferenceTable::ExternalReferenceTable(Isolate* isolate) {
34 35 36 37 38 39 40 41 42 43 44 45
  AddReferences(isolate);
  AddBuiltins(isolate);
  AddRuntimeFunctions(isolate);
  AddStatCounters(isolate);
  AddIsolateAddresses(isolate);
  AddAccessors(isolate);
  AddStubCache(isolate);
  AddDeoptEntries(isolate);
  AddApiReferences(isolate);
}

void ExternalReferenceTable::AddReferences(Isolate* isolate) {
46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
  // Miscellaneous
  Add(ExternalReference::roots_array_start(isolate).address(),
      "Heap::roots_array_start()");
  Add(ExternalReference::address_of_stack_limit(isolate).address(),
      "StackGuard::address_of_jslimit()");
  Add(ExternalReference::address_of_real_stack_limit(isolate).address(),
      "StackGuard::address_of_real_jslimit()");
  Add(ExternalReference::new_space_allocation_limit_address(isolate).address(),
      "Heap::NewSpaceAllocationLimitAddress()");
  Add(ExternalReference::new_space_allocation_top_address(isolate).address(),
      "Heap::NewSpaceAllocationTopAddress()");
  Add(ExternalReference::mod_two_doubles_operation(isolate).address(),
      "mod_two_doubles");
  // Keyed lookup cache.
  Add(ExternalReference::keyed_lookup_cache_keys(isolate).address(),
      "KeyedLookupCache::keys()");
  Add(ExternalReference::keyed_lookup_cache_field_offsets(isolate).address(),
      "KeyedLookupCache::field_offsets()");
  Add(ExternalReference::handle_scope_next_address(isolate).address(),
      "HandleScope::next");
  Add(ExternalReference::handle_scope_limit_address(isolate).address(),
      "HandleScope::limit");
  Add(ExternalReference::handle_scope_level_address(isolate).address(),
      "HandleScope::level");
  Add(ExternalReference::new_deoptimizer_function(isolate).address(),
      "Deoptimizer::New()");
  Add(ExternalReference::compute_output_frames_function(isolate).address(),
      "Deoptimizer::ComputeOutputFrames()");
  Add(ExternalReference::address_of_min_int().address(),
      "LDoubleConstant::min_int");
  Add(ExternalReference::address_of_one_half().address(),
      "LDoubleConstant::one_half");
  Add(ExternalReference::isolate_address(isolate).address(), "isolate");
  Add(ExternalReference::interpreter_dispatch_table_address(isolate).address(),
      "Interpreter::dispatch_table_address");
81 82
  Add(ExternalReference::interpreter_dispatch_counters(isolate).address(),
      "Interpreter::interpreter_dispatch_counters");
83 84 85 86
  Add(ExternalReference::address_of_negative_infinity().address(),
      "LDoubleConstant::negative_infinity");
  Add(ExternalReference::power_double_double_function(isolate).address(),
      "power_double_double_function");
87 88 89 90 91 92 93 94
  Add(ExternalReference::ieee754_acos_function(isolate).address(),
      "base::ieee754::acos");
  Add(ExternalReference::ieee754_acosh_function(isolate).address(),
      "base::ieee754::acosh");
  Add(ExternalReference::ieee754_asin_function(isolate).address(),
      "base::ieee754::asin");
  Add(ExternalReference::ieee754_asinh_function(isolate).address(),
      "base::ieee754::asinh");
95 96
  Add(ExternalReference::ieee754_atan_function(isolate).address(),
      "base::ieee754::atan");
97 98
  Add(ExternalReference::ieee754_atanh_function(isolate).address(),
      "base::ieee754::atanh");
99 100
  Add(ExternalReference::ieee754_atan2_function(isolate).address(),
      "base::ieee754::atan2");
101 102
  Add(ExternalReference::ieee754_cbrt_function(isolate).address(),
      "base::ieee754::cbrt");
103 104
  Add(ExternalReference::ieee754_cos_function(isolate).address(),
      "base::ieee754::cos");
105 106
  Add(ExternalReference::ieee754_cosh_function(isolate).address(),
      "base::ieee754::cosh");
107 108
  Add(ExternalReference::ieee754_exp_function(isolate).address(),
      "base::ieee754::exp");
109 110
  Add(ExternalReference::ieee754_expm1_function(isolate).address(),
      "base::ieee754::expm1");
111 112
  Add(ExternalReference::ieee754_log_function(isolate).address(),
      "base::ieee754::log");
113 114
  Add(ExternalReference::ieee754_log1p_function(isolate).address(),
      "base::ieee754::log1p");
115 116
  Add(ExternalReference::ieee754_log10_function(isolate).address(),
      "base::ieee754::log10");
117 118
  Add(ExternalReference::ieee754_log2_function(isolate).address(),
      "base::ieee754::log2");
119 120
  Add(ExternalReference::ieee754_sin_function(isolate).address(),
      "base::ieee754::sin");
121 122
  Add(ExternalReference::ieee754_sinh_function(isolate).address(),
      "base::ieee754::sinh");
123 124
  Add(ExternalReference::ieee754_tan_function(isolate).address(),
      "base::ieee754::tan");
125 126
  Add(ExternalReference::ieee754_tanh_function(isolate).address(),
      "base::ieee754::tanh");
127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148
  Add(ExternalReference::store_buffer_top(isolate).address(),
      "store_buffer_top");
  Add(ExternalReference::address_of_the_hole_nan().address(), "the_hole_nan");
  Add(ExternalReference::get_date_field_function(isolate).address(),
      "JSDate::GetField");
  Add(ExternalReference::date_cache_stamp(isolate).address(),
      "date_cache_stamp");
  Add(ExternalReference::address_of_pending_message_obj(isolate).address(),
      "address_of_pending_message_obj");
  Add(ExternalReference::get_make_code_young_function(isolate).address(),
      "Code::MakeCodeYoung");
  Add(ExternalReference::cpu_features().address(), "cpu_features");
  Add(ExternalReference::old_space_allocation_top_address(isolate).address(),
      "Heap::OldSpaceAllocationTopAddress");
  Add(ExternalReference::old_space_allocation_limit_address(isolate).address(),
      "Heap::OldSpaceAllocationLimitAddress");
  Add(ExternalReference::allocation_sites_list_address(isolate).address(),
      "Heap::allocation_sites_list_address()");
  Add(ExternalReference::address_of_uint32_bias().address(), "uint32_bias");
  Add(ExternalReference::get_mark_code_as_executed_function(isolate).address(),
      "Code::MarkCodeAsExecuted");
  Add(ExternalReference::is_profiling_address(isolate).address(),
149
      "Isolate::is_profiling");
150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187
  Add(ExternalReference::scheduled_exception_address(isolate).address(),
      "Isolate::scheduled_exception");
  Add(ExternalReference::invoke_function_callback(isolate).address(),
      "InvokeFunctionCallback");
  Add(ExternalReference::invoke_accessor_getter_callback(isolate).address(),
      "InvokeAccessorGetterCallback");
  Add(ExternalReference::wasm_f32_trunc(isolate).address(),
      "wasm::f32_trunc_wrapper");
  Add(ExternalReference::wasm_f32_floor(isolate).address(),
      "wasm::f32_floor_wrapper");
  Add(ExternalReference::wasm_f32_ceil(isolate).address(),
      "wasm::f32_ceil_wrapper");
  Add(ExternalReference::wasm_f32_nearest_int(isolate).address(),
      "wasm::f32_nearest_int_wrapper");
  Add(ExternalReference::wasm_f64_trunc(isolate).address(),
      "wasm::f64_trunc_wrapper");
  Add(ExternalReference::wasm_f64_floor(isolate).address(),
      "wasm::f64_floor_wrapper");
  Add(ExternalReference::wasm_f64_ceil(isolate).address(),
      "wasm::f64_ceil_wrapper");
  Add(ExternalReference::wasm_f64_nearest_int(isolate).address(),
      "wasm::f64_nearest_int_wrapper");
  Add(ExternalReference::wasm_int64_to_float32(isolate).address(),
      "wasm::int64_to_float32_wrapper");
  Add(ExternalReference::wasm_uint64_to_float32(isolate).address(),
      "wasm::uint64_to_float32_wrapper");
  Add(ExternalReference::wasm_int64_to_float64(isolate).address(),
      "wasm::int64_to_float64_wrapper");
  Add(ExternalReference::wasm_uint64_to_float64(isolate).address(),
      "wasm::uint64_to_float64_wrapper");
  Add(ExternalReference::wasm_float32_to_int64(isolate).address(),
      "wasm::float32_to_int64_wrapper");
  Add(ExternalReference::wasm_float32_to_uint64(isolate).address(),
      "wasm::float32_to_uint64_wrapper");
  Add(ExternalReference::wasm_float64_to_int64(isolate).address(),
      "wasm::float64_to_int64_wrapper");
  Add(ExternalReference::wasm_float64_to_uint64(isolate).address(),
      "wasm::float64_to_uint64_wrapper");
188 189
  Add(ExternalReference::wasm_float64_pow(isolate).address(),
      "wasm::float64_pow");
190 191 192 193 194 195
  Add(ExternalReference::wasm_int64_div(isolate).address(), "wasm::int64_div");
  Add(ExternalReference::wasm_int64_mod(isolate).address(), "wasm::int64_mod");
  Add(ExternalReference::wasm_uint64_div(isolate).address(),
      "wasm::uint64_div");
  Add(ExternalReference::wasm_uint64_mod(isolate).address(),
      "wasm::uint64_mod");
196 197 198 199 200 201 202 203
  Add(ExternalReference::wasm_word32_ctz(isolate).address(),
      "wasm::word32_ctz");
  Add(ExternalReference::wasm_word64_ctz(isolate).address(),
      "wasm::word64_ctz");
  Add(ExternalReference::wasm_word32_popcnt(isolate).address(),
      "wasm::word32_popcnt");
  Add(ExternalReference::wasm_word64_popcnt(isolate).address(),
      "wasm::word64_popcnt");
204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223
  Add(ExternalReference::f64_acos_wrapper_function(isolate).address(),
      "f64_acos_wrapper");
  Add(ExternalReference::f64_asin_wrapper_function(isolate).address(),
      "f64_asin_wrapper");
  Add(ExternalReference::f64_mod_wrapper_function(isolate).address(),
      "f64_mod_wrapper");
  Add(ExternalReference::log_enter_external_function(isolate).address(),
      "Logger::EnterExternal");
  Add(ExternalReference::log_leave_external_function(isolate).address(),
      "Logger::LeaveExternal");
  Add(ExternalReference::address_of_minus_one_half().address(),
      "double_constants.minus_one_half");
  Add(ExternalReference::stress_deopt_count(isolate).address(),
      "Isolate::stress_deopt_count_address()");
  Add(ExternalReference::virtual_handler_register(isolate).address(),
      "Isolate::virtual_handler_register()");
  Add(ExternalReference::virtual_slot_register(isolate).address(),
      "Isolate::virtual_slot_register()");
  Add(ExternalReference::runtime_function_table_address(isolate).address(),
      "Runtime::runtime_function_table_address()");
224 225 226
  Add(ExternalReference::is_tail_call_elimination_enabled_address(isolate)
          .address(),
      "Isolate::is_tail_call_elimination_enabled_address()");
227 228 229 230 231 232 233 234
  Add(ExternalReference::address_of_float_abs_constant().address(),
      "float_absolute_constant");
  Add(ExternalReference::address_of_float_neg_constant().address(),
      "float_negate_constant");
  Add(ExternalReference::address_of_double_abs_constant().address(),
      "double_absolute_constant");
  Add(ExternalReference::address_of_double_neg_constant().address(),
      "double_negate_constant");
235 236 237 238 239 240

  // Debug addresses
  Add(ExternalReference::debug_after_break_target_address(isolate).address(),
      "Debug::after_break_target_address()");
  Add(ExternalReference::debug_is_active_address(isolate).address(),
      "Debug::is_active_address()");
241
  Add(ExternalReference::debug_last_step_action_address(isolate).address(),
242
      "Debug::step_in_enabled_address()");
243 244
  Add(ExternalReference::debug_suspended_generator_address(isolate).address(),
      "Debug::step_suspended_generator_address()");
245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265

#ifndef V8_INTERPRETED_REGEXP
  Add(ExternalReference::re_case_insensitive_compare_uc16(isolate).address(),
      "NativeRegExpMacroAssembler::CaseInsensitiveCompareUC16()");
  Add(ExternalReference::re_check_stack_guard_state(isolate).address(),
      "RegExpMacroAssembler*::CheckStackGuardState()");
  Add(ExternalReference::re_grow_stack(isolate).address(),
      "NativeRegExpMacroAssembler::GrowStack()");
  Add(ExternalReference::re_word_character_map().address(),
      "NativeRegExpMacroAssembler::word_character_map");
  Add(ExternalReference::address_of_regexp_stack_limit(isolate).address(),
      "RegExpStack::limit_address()");
  Add(ExternalReference::address_of_regexp_stack_memory_address(isolate)
          .address(),
      "RegExpStack::memory_address()");
  Add(ExternalReference::address_of_regexp_stack_memory_size(isolate).address(),
      "RegExpStack::memory_size()");
  Add(ExternalReference::address_of_static_offsets_vector(isolate).address(),
      "OffsetsVector::static_offsets_vector");
#endif  // V8_INTERPRETED_REGEXP

266 267 268 269 270 271 272 273 274 275 276 277 278
  // Runtime entries
  Add(ExternalReference::delete_handle_scope_extensions(isolate).address(),
      "HandleScope::DeleteExtensions");
  Add(ExternalReference::incremental_marking_record_write_function(isolate)
          .address(),
      "IncrementalMarking::RecordWrite");
  Add(ExternalReference::incremental_marking_record_write_code_entry_function(
          isolate)
          .address(),
      "IncrementalMarking::RecordWriteOfCodeEntryFromCode");
  Add(ExternalReference::store_buffer_overflow_function(isolate).address(),
      "StoreBuffer::StoreBufferOverflow");
}
279

280 281 282
void ExternalReferenceTable::AddBuiltins(Isolate* isolate) {
  struct CBuiltinEntry {
    Address address;
283 284
    const char* name;
  };
285 286
  static const CBuiltinEntry c_builtins[] = {
#define DEF_ENTRY(Name, ...) {FUNCTION_ADDR(&Builtin_##Name), "Builtin_" #Name},
287 288
      BUILTIN_LIST_C(DEF_ENTRY)
#undef DEF_ENTRY
289 290
  };
  for (unsigned i = 0; i < arraysize(c_builtins); ++i) {
291 292
    Add(ExternalReference(c_builtins[i].address, isolate).address(),
        c_builtins[i].name);
293 294
  }

295 296 297 298 299 300
  struct BuiltinEntry {
    Builtins::Name id;
    const char* name;
  };
  static const BuiltinEntry builtins[] = {
#define DEF_ENTRY(Name, ...) {Builtins::k##Name, "Builtin_" #Name},
301 302
      BUILTIN_LIST_C(DEF_ENTRY) BUILTIN_LIST_A(DEF_ENTRY)
#undef DEF_ENTRY
303 304
  };
  for (unsigned i = 0; i < arraysize(builtins); ++i) {
305
    Add(isolate->builtins()->builtin_address(builtins[i].id), builtins[i].name);
306
  }
307
}
308

309 310 311 312 313 314 315
void ExternalReferenceTable::AddRuntimeFunctions(Isolate* isolate) {
  struct RuntimeEntry {
    Runtime::FunctionId id;
    const char* name;
  };

  static const RuntimeEntry runtime_functions[] = {
316 317 318 319 320 321
#define RUNTIME_ENTRY(name, i1, i2) {Runtime::k##name, "Runtime::" #name},
      FOR_EACH_INTRINSIC(RUNTIME_ENTRY)
#undef RUNTIME_ENTRY
  };

  for (unsigned i = 0; i < arraysize(runtime_functions); ++i) {
322
    ExternalReference ref(runtime_functions[i].id, isolate);
323 324
    Add(ref.address(), runtime_functions[i].name);
  }
325
}
326

327
void ExternalReferenceTable::AddStatCounters(Isolate* isolate) {
328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350
  // Stat counters
  struct StatsRefTableEntry {
    StatsCounter* (Counters::*counter)();
    const char* name;
  };

  static const StatsRefTableEntry stats_ref_table[] = {
#define COUNTER_ENTRY(name, caption) {&Counters::name, "Counters::" #name},
      STATS_COUNTER_LIST_1(COUNTER_ENTRY) STATS_COUNTER_LIST_2(COUNTER_ENTRY)
#undef COUNTER_ENTRY
  };

  Counters* counters = isolate->counters();
  for (unsigned i = 0; i < arraysize(stats_ref_table); ++i) {
    // To make sure the indices are not dependent on whether counters are
    // enabled, use a dummy address as filler.
    Address address = NotAvailable();
    StatsCounter* counter = (counters->*(stats_ref_table[i].counter))();
    if (counter->Enabled()) {
      address = reinterpret_cast<Address>(counter->GetInternalPointer());
    }
    Add(address, stats_ref_table[i].name);
  }
351
}
352

353
void ExternalReferenceTable::AddIsolateAddresses(Isolate* isolate) {
354 355 356 357 358 359 360 361 362 363 364
  // Top addresses
  static const char* address_names[] = {
#define BUILD_NAME_LITERAL(Name, name) "Isolate::" #name "_address",
      FOR_EACH_ISOLATE_ADDRESS_NAME(BUILD_NAME_LITERAL) NULL
#undef BUILD_NAME_LITERAL
  };

  for (int i = 0; i < Isolate::kIsolateAddressCount; ++i) {
    Add(isolate->get_address_from_id(static_cast<Isolate::AddressId>(i)),
        address_names[i]);
  }
365
}
366

367
void ExternalReferenceTable::AddAccessors(Isolate* isolate) {
368 369 370 371 372 373
  // Accessors
  struct AccessorRefTable {
    Address address;
    const char* name;
  };

374
  static const AccessorRefTable getters[] = {
375 376 377 378
#define ACCESSOR_INFO_DECLARATION(name) \
  {FUNCTION_ADDR(&Accessors::name##Getter), "Accessors::" #name "Getter"},
      ACCESSOR_INFO_LIST(ACCESSOR_INFO_DECLARATION)
#undef ACCESSOR_INFO_DECLARATION
379 380
  };
  static const AccessorRefTable setters[] = {
381 382
#define ACCESSOR_SETTER_DECLARATION(name) \
  {FUNCTION_ADDR(&Accessors::name), "Accessors::" #name},
383
      ACCESSOR_SETTER_LIST(ACCESSOR_SETTER_DECLARATION)
384 385 386
#undef ACCESSOR_INFO_DECLARATION
  };

387 388 389
  for (unsigned i = 0; i < arraysize(getters); ++i) {
    Add(getters[i].address, getters[i].name);
    Add(AccessorInfo::redirect(isolate, getters[i].address, ACCESSOR_GETTER),
390
        "");
391 392 393 394
  }

  for (unsigned i = 0; i < arraysize(setters); ++i) {
    Add(setters[i].address, setters[i].name);
395
  }
396
}
397

398
void ExternalReferenceTable::AddStubCache(Isolate* isolate) {
399
  StubCache* load_stub_cache = isolate->load_stub_cache();
400 401

  // Stub cache tables
402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429
  Add(load_stub_cache->key_reference(StubCache::kPrimary).address(),
      "Load StubCache::primary_->key");
  Add(load_stub_cache->value_reference(StubCache::kPrimary).address(),
      "Load StubCache::primary_->value");
  Add(load_stub_cache->map_reference(StubCache::kPrimary).address(),
      "Load StubCache::primary_->map");
  Add(load_stub_cache->key_reference(StubCache::kSecondary).address(),
      "Load StubCache::secondary_->key");
  Add(load_stub_cache->value_reference(StubCache::kSecondary).address(),
      "Load StubCache::secondary_->value");
  Add(load_stub_cache->map_reference(StubCache::kSecondary).address(),
      "Load StubCache::secondary_->map");

  StubCache* store_stub_cache = isolate->store_stub_cache();

  // Stub cache tables
  Add(store_stub_cache->key_reference(StubCache::kPrimary).address(),
      "Store StubCache::primary_->key");
  Add(store_stub_cache->value_reference(StubCache::kPrimary).address(),
      "Store StubCache::primary_->value");
  Add(store_stub_cache->map_reference(StubCache::kPrimary).address(),
      "Store StubCache::primary_->map");
  Add(store_stub_cache->key_reference(StubCache::kSecondary).address(),
      "Store StubCache::secondary_->key");
  Add(store_stub_cache->value_reference(StubCache::kSecondary).address(),
      "Store StubCache::secondary_->value");
  Add(store_stub_cache->map_reference(StubCache::kSecondary).address(),
      "Store StubCache::secondary_->map");
430
}
431

432 433 434
void ExternalReferenceTable::AddDeoptEntries(Isolate* isolate) {
  // Add a small set of deopt entry addresses to encoder without generating
  // the
435 436 437 438 439 440 441 442
  // deopt table code, which isn't possible at deserialization time.
  HandleScope scope(isolate);
  for (int entry = 0; entry < kDeoptTableSerializeEntryCount; ++entry) {
    Address address = Deoptimizer::GetDeoptimizationEntry(
        isolate, entry, Deoptimizer::LAZY,
        Deoptimizer::CALCULATE_ENTRY_ADDRESS);
    Add(address, "lazy_deopt");
  }
443
}
444

445 446 447
void ExternalReferenceTable::AddApiReferences(Isolate* isolate) {
  // Add external references provided by the embedder (a null-terminated
  // array).
448 449 450 451 452 453 454
  intptr_t* api_external_references = isolate->api_external_references();
  if (api_external_references != nullptr) {
    while (*api_external_references != 0) {
      Add(reinterpret_cast<Address>(*api_external_references), "<embedder>");
      api_external_references++;
    }
  }
455 456 457 458
}

}  // namespace internal
}  // namespace v8