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LibJS/JIT: Provide source location information for JIT code

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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:
Simon Wanner 2023-10-30 22:06:27 +01:00 • committed by Andreas Kling
parent 112eadc863
commit fb7b4b9c59
8 changed files with 59 additions and 6 deletions
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3
Userland/Libraries/LibJS/Bytecode/Interpreter.h
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@ -6,6 +6,7 @@
#pragma once
#include <LibJS/Bytecode/Executable.h>
#include <LibJS/Bytecode/Label.h>
#include <LibJS/Bytecode/Register.h>
#include <LibJS/Forward.h>
@ -77,7 +78,7 @@ public:
Executable& current_executable() { return *m_current_executable; }
Executable const& current_executable() const { return *m_current_executable; }
BasicBlock const& current_block() const { return *m_current_block; }
auto& instruction_stream_iterator() const { return m_pc; }
Optional<InstructionStreamIterator const&> instruction_stream_iterator() const;
void visit_edges(Cell::Visitor&);