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Issue 2788413004: [inspector] cache stack frame for call sites (Closed)
Patch Set: reverted v8-debugger change Created 3 years, 8 months ago
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1 // Copyright 2015 the V8 project authors. All rights reserved. 1 // Copyright 2015 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include <memory> 5 #include <memory>
6 6
7 #include "src/assembler-inl.h" 7 #include "src/assembler-inl.h"
8 #include "src/base/adapters.h" 8 #include "src/base/adapters.h"
9 #include "src/base/atomic-utils.h" 9 #include "src/base/atomic-utils.h"
10 #include "src/code-stubs.h" 10 #include "src/code-stubs.h"
(...skipping 3219 matching lines...) Expand 10 before | Expand all | Expand 10 after
3230 bool is_js_to_wasm = caller->kind() == Code::JS_TO_WASM_FUNCTION; 3230 bool is_js_to_wasm = caller->kind() == Code::JS_TO_WASM_FUNCTION;
3231 Handle<WasmCompiledModule> compiled_module(instance->compiled_module(), 3231 Handle<WasmCompiledModule> compiled_module(instance->compiled_module(),
3232 isolate); 3232 isolate);
3233 3233
3234 if (is_js_to_wasm) { 3234 if (is_js_to_wasm) {
3235 non_compiled_functions.push_back({0, exported_func_index}); 3235 non_compiled_functions.push_back({0, exported_func_index});
3236 } else if (patch_caller) { 3236 } else if (patch_caller) {
3237 DisallowHeapAllocation no_gc; 3237 DisallowHeapAllocation no_gc;
3238 SeqOneByteString* module_bytes = compiled_module->module_bytes(); 3238 SeqOneByteString* module_bytes = compiled_module->module_bytes();
3239 SourcePositionTableIterator source_pos_iterator( 3239 SourcePositionTableIterator source_pos_iterator(
3240 caller->source_position_table()); 3240 caller->SourcePositionTable());
3241 DCHECK_EQ(2, caller->deoptimization_data()->length()); 3241 DCHECK_EQ(2, caller->deoptimization_data()->length());
3242 int caller_func_index = 3242 int caller_func_index =
3243 Smi::cast(caller->deoptimization_data()->get(1))->value(); 3243 Smi::cast(caller->deoptimization_data()->get(1))->value();
3244 const byte* func_bytes = 3244 const byte* func_bytes =
3245 module_bytes->GetChars() + compiled_module->module() 3245 module_bytes->GetChars() + compiled_module->module()
3246 ->functions[caller_func_index] 3246 ->functions[caller_func_index]
3247 .code_start_offset; 3247 .code_start_offset;
3248 for (RelocIterator it(*caller, RelocInfo::kCodeTargetMask); !it.done(); 3248 for (RelocIterator it(*caller, RelocInfo::kCodeTargetMask); !it.done();
3249 it.next()) { 3249 it.next()) {
3250 Code* callee = 3250 Code* callee =
(...skipping 55 matching lines...) Expand 10 before | Expand all | Expand 10 after
3306 callee_compiled->instruction_start()); 3306 callee_compiled->instruction_start());
3307 } 3307 }
3308 DCHECK_EQ(non_compiled_functions.size(), idx); 3308 DCHECK_EQ(non_compiled_functions.size(), idx);
3309 } 3309 }
3310 3310
3311 Code* ret = 3311 Code* ret =
3312 Code::cast(compiled_module->code_table()->get(func_to_return_idx)); 3312 Code::cast(compiled_module->code_table()->get(func_to_return_idx));
3313 DCHECK_EQ(Code::WASM_FUNCTION, ret->kind()); 3313 DCHECK_EQ(Code::WASM_FUNCTION, ret->kind());
3314 return handle(ret, isolate); 3314 return handle(ret, isolate);
3315 } 3315 }
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