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Side by Side Diff: src/wasm/wasm-module.cc

Issue 2788413004: [inspector] cache stack frame for call sites (Closed)
Patch Set: rebased 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"
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3227 bool is_js_to_wasm = caller->kind() == Code::JS_TO_WASM_FUNCTION; 3227 bool is_js_to_wasm = caller->kind() == Code::JS_TO_WASM_FUNCTION;
3228 Handle<WasmCompiledModule> compiled_module(instance->compiled_module(), 3228 Handle<WasmCompiledModule> compiled_module(instance->compiled_module(),
3229 isolate); 3229 isolate);
3230 3230
3231 if (is_js_to_wasm) { 3231 if (is_js_to_wasm) {
3232 non_compiled_functions.push_back({0, exported_func_index}); 3232 non_compiled_functions.push_back({0, exported_func_index});
3233 } else if (patch_caller) { 3233 } else if (patch_caller) {
3234 DisallowHeapAllocation no_gc; 3234 DisallowHeapAllocation no_gc;
3235 SeqOneByteString* module_bytes = compiled_module->module_bytes(); 3235 SeqOneByteString* module_bytes = compiled_module->module_bytes();
3236 SourcePositionTableIterator source_pos_iterator( 3236 SourcePositionTableIterator source_pos_iterator(
3237 caller->source_position_table()); 3237 caller->SourcePositionTable());
3238 DCHECK_EQ(2, caller->deoptimization_data()->length()); 3238 DCHECK_EQ(2, caller->deoptimization_data()->length());
3239 int caller_func_index = 3239 int caller_func_index =
3240 Smi::cast(caller->deoptimization_data()->get(1))->value(); 3240 Smi::cast(caller->deoptimization_data()->get(1))->value();
3241 const byte* func_bytes = 3241 const byte* func_bytes =
3242 module_bytes->GetChars() + compiled_module->module() 3242 module_bytes->GetChars() + compiled_module->module()
3243 ->functions[caller_func_index] 3243 ->functions[caller_func_index]
3244 .code_start_offset; 3244 .code_start_offset;
3245 for (RelocIterator it(*caller, RelocInfo::kCodeTargetMask); !it.done(); 3245 for (RelocIterator it(*caller, RelocInfo::kCodeTargetMask); !it.done();
3246 it.next()) { 3246 it.next()) {
3247 Code* callee = 3247 Code* callee =
(...skipping 55 matching lines...) Expand 10 before | Expand all | Expand 10 after
3303 callee_compiled->instruction_start()); 3303 callee_compiled->instruction_start());
3304 } 3304 }
3305 DCHECK_EQ(non_compiled_functions.size(), idx); 3305 DCHECK_EQ(non_compiled_functions.size(), idx);
3306 } 3306 }
3307 3307
3308 Code* ret = 3308 Code* ret =
3309 Code::cast(compiled_module->code_table()->get(func_to_return_idx)); 3309 Code::cast(compiled_module->code_table()->get(func_to_return_idx));
3310 DCHECK_EQ(Code::WASM_FUNCTION, ret->kind()); 3310 DCHECK_EQ(Code::WASM_FUNCTION, ret->kind());
3311 return handle(ret, isolate); 3311 return handle(ret, isolate);
3312 } 3312 }
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