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Side by Side Diff: src/objects-inl.h

Issue 23444029: Add OptimizedCodeList and DeoptimizedCodeList to native contexts. Both lists are weak. This makes i… (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 3 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
(...skipping 5034 matching lines...) Expand 10 before | Expand all | Expand 10 after
5045 bool is_optimized = code->kind() == Code::OPTIMIZED_FUNCTION; 5045 bool is_optimized = code->kind() == Code::OPTIMIZED_FUNCTION;
5046 5046
5047 set_code(code); 5047 set_code(code);
5048 5048
5049 // Add/remove the function from the list of optimized functions for this 5049 // Add/remove the function from the list of optimized functions for this
5050 // context based on the state change. 5050 // context based on the state change.
5051 if (!was_optimized && is_optimized) { 5051 if (!was_optimized && is_optimized) {
5052 context()->native_context()->AddOptimizedFunction(this); 5052 context()->native_context()->AddOptimizedFunction(this);
5053 } 5053 }
5054 if (was_optimized && !is_optimized) { 5054 if (was_optimized && !is_optimized) {
5055 // TODO(titzer): linear in the number of optimized functions; fix!
5055 context()->native_context()->RemoveOptimizedFunction(this); 5056 context()->native_context()->RemoveOptimizedFunction(this);
5056 } 5057 }
5057 } 5058 }
5058 5059
5059 5060
5060 Context* JSFunction::context() { 5061 Context* JSFunction::context() {
5061 return Context::cast(READ_FIELD(this, kContextOffset)); 5062 return Context::cast(READ_FIELD(this, kContextOffset));
5062 } 5063 }
5063 5064
5064 5065
(...skipping 242 matching lines...) Expand 10 before | Expand all | Expand 10 after
5307 5308
5308 5309
5309 void Code::set_type_feedback_info(Object* value, WriteBarrierMode mode) { 5310 void Code::set_type_feedback_info(Object* value, WriteBarrierMode mode) {
5310 ASSERT(kind() == FUNCTION); 5311 ASSERT(kind() == FUNCTION);
5311 WRITE_FIELD(this, kTypeFeedbackInfoOffset, value); 5312 WRITE_FIELD(this, kTypeFeedbackInfoOffset, value);
5312 CONDITIONAL_WRITE_BARRIER(GetHeap(), this, kTypeFeedbackInfoOffset, 5313 CONDITIONAL_WRITE_BARRIER(GetHeap(), this, kTypeFeedbackInfoOffset,
5313 value, mode); 5314 value, mode);
5314 } 5315 }
5315 5316
5316 5317
5318 Object* Code::next_code_link() {
5319 CHECK(kind() == OPTIMIZED_FUNCTION);
5320 return Object::cast(READ_FIELD(this, kTypeFeedbackInfoOffset));
5321 }
5322
5323
5324 void Code::set_next_code_link(Object* value, WriteBarrierMode mode) {
5325 CHECK(kind() == OPTIMIZED_FUNCTION);
5326 WRITE_FIELD(this, kTypeFeedbackInfoOffset, value);
5327 CONDITIONAL_WRITE_BARRIER(GetHeap(), this, kTypeFeedbackInfoOffset,
5328 value, mode);
5329 }
5330
5331
5317 int Code::stub_info() { 5332 int Code::stub_info() {
5318 ASSERT(kind() == COMPARE_IC || kind() == COMPARE_NIL_IC || 5333 ASSERT(kind() == COMPARE_IC || kind() == COMPARE_NIL_IC ||
5319 kind() == BINARY_OP_IC || kind() == LOAD_IC); 5334 kind() == BINARY_OP_IC || kind() == LOAD_IC);
5320 Object* value = READ_FIELD(this, kTypeFeedbackInfoOffset); 5335 Object* value = READ_FIELD(this, kTypeFeedbackInfoOffset);
5321 return Smi::cast(value)->value(); 5336 return Smi::cast(value)->value();
5322 } 5337 }
5323 5338
5324 5339
5325 void Code::set_stub_info(int value) { 5340 void Code::set_stub_info(int value) {
5326 ASSERT(kind() == COMPARE_IC || 5341 ASSERT(kind() == COMPARE_IC ||
5327 kind() == COMPARE_NIL_IC || 5342 kind() == COMPARE_NIL_IC ||
5328 kind() == BINARY_OP_IC || 5343 kind() == BINARY_OP_IC ||
5329 kind() == STUB || 5344 kind() == STUB ||
5330 kind() == LOAD_IC || 5345 kind() == LOAD_IC ||
5331 kind() == KEYED_LOAD_IC || 5346 kind() == KEYED_LOAD_IC ||
5332 kind() == STORE_IC || 5347 kind() == STORE_IC ||
5333 kind() == KEYED_STORE_IC); 5348 kind() == KEYED_STORE_IC);
5334 WRITE_FIELD(this, kTypeFeedbackInfoOffset, Smi::FromInt(value)); 5349 WRITE_FIELD(this, kTypeFeedbackInfoOffset, Smi::FromInt(value));
5335 } 5350 }
5336 5351
5337 5352
5338 Object* Code::code_to_deoptimize_link() {
5339 // Optimized code should not have type feedback.
5340 ASSERT(kind() == OPTIMIZED_FUNCTION);
5341 return READ_FIELD(this, kTypeFeedbackInfoOffset);
5342 }
5343
5344
5345 void Code::set_code_to_deoptimize_link(Object* value) {
5346 ASSERT(kind() == OPTIMIZED_FUNCTION);
5347 WRITE_FIELD(this, kTypeFeedbackInfoOffset, value);
5348 }
5349
5350
5351 Object** Code::code_to_deoptimize_link_slot() {
5352 ASSERT(kind() == OPTIMIZED_FUNCTION);
5353 return HeapObject::RawField(this, kTypeFeedbackInfoOffset);
5354 }
5355
5356
5357 ACCESSORS(Code, gc_metadata, Object, kGCMetadataOffset) 5353 ACCESSORS(Code, gc_metadata, Object, kGCMetadataOffset)
5358 INT_ACCESSORS(Code, ic_age, kICAgeOffset) 5354 INT_ACCESSORS(Code, ic_age, kICAgeOffset)
5359 5355
5360 5356
5361 byte* Code::instruction_start() { 5357 byte* Code::instruction_start() {
5362 return FIELD_ADDR(this, kHeaderSize); 5358 return FIELD_ADDR(this, kHeaderSize);
5363 } 5359 }
5364 5360
5365 5361
5366 byte* Code::instruction_end() { 5362 byte* Code::instruction_end() {
(...skipping 966 matching lines...) Expand 10 before | Expand all | Expand 10 after
6333 #undef WRITE_UINT32_FIELD 6329 #undef WRITE_UINT32_FIELD
6334 #undef READ_SHORT_FIELD 6330 #undef READ_SHORT_FIELD
6335 #undef WRITE_SHORT_FIELD 6331 #undef WRITE_SHORT_FIELD
6336 #undef READ_BYTE_FIELD 6332 #undef READ_BYTE_FIELD
6337 #undef WRITE_BYTE_FIELD 6333 #undef WRITE_BYTE_FIELD
6338 6334
6339 6335
6340 } } // namespace v8::internal 6336 } } // namespace v8::internal
6341 6337
6342 #endif // V8_OBJECTS_INL_H_ 6338 #endif // V8_OBJECTS_INL_H_
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