mirror of
https://github.com/RGBCube/serenity
synced 2025-07-26 06:57:46 +00:00
LibJS/JIT: Provide source location information for JIT code
This works by walking a backtrace until the currently executing native executable is found, and then mapping the native address to its bytecode instruction.
This commit is contained in:
parent
112eadc863
commit
fb7b4b9c59
8 changed files with 59 additions and 6 deletions
|
@ -8,6 +8,7 @@
|
|||
|
||||
#include <AK/Noncopyable.h>
|
||||
#include <AK/Types.h>
|
||||
#include <LibJS/Bytecode/Instruction.h>
|
||||
#include <LibJS/Runtime/Completion.h>
|
||||
|
||||
namespace JS::JIT {
|
||||
|
@ -33,6 +34,7 @@ public:
|
|||
void run(VM&) const;
|
||||
void dump_disassembly(Bytecode::Executable const& executable) const;
|
||||
BytecodeMapping const& find_mapping_entry(size_t native_offset) const;
|
||||
Optional<Bytecode::InstructionStreamIterator const&> instruction_stream_iterator(Bytecode::Executable const& executable) const;
|
||||
|
||||
ReadonlyBytes code_bytes() const { return { m_code, m_size }; }
|
||||
|
||||
|
@ -40,6 +42,7 @@ private:
|
|||
void* m_code { nullptr };
|
||||
size_t m_size { 0 };
|
||||
Vector<BytecodeMapping> m_mapping;
|
||||
mutable OwnPtr<Bytecode::InstructionStreamIterator> m_instruction_stream_iterator;
|
||||
};
|
||||
|
||||
}
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue