mirror of
https://github.com/react/react-native-devtools-frontend.git
synced 2026-10-06 03:51:24 +08:00
Philip Pfaffe
32770f2f66
Fixed: 1454724 Change-Id: Ideff961691d108176ebf09981d3665dffc81bca6 Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/4742599 Commit-Queue: Benedikt Meurer <bmeurer@chromium.org> Auto-Submit: Philip Pfaffe <pfaffe@chromium.org> Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
127 lines
4.1 KiB
C++
127 lines
4.1 KiB
C++
// Copyright 2023 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef EXTENSIONS_CXX_DEBUGGING_WASM_MODULE_H_
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#define EXTENSIONS_CXX_DEBUGGING_WASM_MODULE_H_
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#include "lldb/lldb-enumerations.h"
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#include "lldb/lldb-forward.h"
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#include "lldb/lldb-types.h"
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#include "llvm/ADT/SmallSet.h"
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#include "llvm/ADT/SmallVector.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/Support/Error.h"
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#include <cstdint>
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#include <memory>
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#include <string>
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#include <utility>
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#include <vector>
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namespace symbols_backend {
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namespace api {
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class DebuggerProxy;
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}
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class ObjectInfo;
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struct SourceLocation {
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SourceLocation(llvm::StringRef file, uint32_t line, uint16_t column)
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: file(file), line(line), column(column) {}
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std::string file;
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uint32_t line;
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uint16_t column;
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friend bool operator==(const SourceLocation&, const SourceLocation&);
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};
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struct Variable {
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Variable(llvm::StringRef name, lldb::ValueType scope, llvm::StringRef type)
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: name(name), scope(scope), type(type) {}
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std::string name;
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lldb::ValueType scope;
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std::string type;
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friend bool operator==(const Variable&, const Variable&);
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};
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struct FunctionInfo {
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FunctionInfo(llvm::SmallVector<std::string, 1> names,
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llvm::SmallVector<std::string, 2> missing_symbols)
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: names(names), missing_symbols(missing_symbols) {}
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llvm::SmallVector<std::string, 1> names;
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llvm::SmallVector<std::string, 2> missing_symbols;
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};
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struct SourceInfo {
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SourceInfo(llvm::SmallSet<std::string, 1> sources,
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llvm::SmallSet<std::string, 1> dwos)
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: sources(sources), dwos(dwos) {}
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llvm::SmallSet<std::string, 1> sources;
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llvm::SmallSet<std::string, 1> dwos;
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};
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struct ExpressionResult;
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class WasmModule {
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lldb::ModuleSP module_;
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lldb::TargetSP target_;
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explicit WasmModule(lldb::TargetSP target, lldb::ModuleSP module)
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: module_(module), target_(target) {}
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public:
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~WasmModule(){};
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WasmModule(const WasmModule&) = delete;
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WasmModule& operator=(const WasmModule&) = delete;
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WasmModule(WasmModule&&) = default;
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WasmModule& operator=(WasmModule&&) = default;
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static llvm::Expected<std::unique_ptr<WasmModule>> CreateFromFile(
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llvm::StringRef path);
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bool Valid() const;
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lldb_private::Module* Module() const { return module_.get(); }
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lldb_private::Target* Target() const { return target_.get(); }
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SourceInfo GetSourceScripts() const;
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llvm::SmallSet<SourceLocation, 1> GetSourceLocationFromOffset(
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lldb::addr_t offset,
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int inline_frame_index) const;
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llvm::SmallSet<std::pair<lldb::addr_t, lldb::addr_t>, 1>
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GetOffsetFromSourceLocation(const SourceLocation& source_loc) const;
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std::set<Variable> GetVariablesInScope(lldb::addr_t offset,
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int inline_frame_index) const;
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FunctionInfo GetFunctionInfo(lldb::addr_t offset) const;
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// Returns inline function address ranges for the inline function containing
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// offset, or an empty set if offset is not in an inline function. Used for
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// stepping out of inline functions.
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llvm::SmallSet<std::pair<lldb::addr_t, lldb::addr_t>, 1>
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GetInlineFunctionAddressRanges(lldb::addr_t offset) const;
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// Returns address ranges for any inline function calls made by the function
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// or inline function containing offset. Used for stepping over inline
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// functions.
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llvm::SmallSet<std::pair<lldb::addr_t, lldb::addr_t>, 1>
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GetChildInlineFunctionAddressRanges(lldb::addr_t offset) const;
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std::vector<int32_t> GetMappedLines(llvm::StringRef file) const;
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lldb::VariableSP FindVariableAtOffset(lldb::addr_t offset,
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int inline_frame_index,
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llvm::StringRef name) const;
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llvm::Optional<lldb_private::CompilerType> FindType(
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llvm::StringRef name) const;
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llvm::Expected<ExpressionResult> InterpretExpression(
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lldb::addr_t frame_offset,
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uint32_t inline_frame_index,
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llvm::StringRef expression,
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const api::DebuggerProxy& proxy) const;
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};
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} // namespace symbols_backend
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#endif // EXTENSIONS_CXX_DEBUGGING_WASM_MODULE_H_
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