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LibJS: Make Executable ref-counted and let instruction iterator co-own it

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This ensures that the instruction stream pointed at by the instruction
iterator remains valid as long as the iterator exists.
This commit is contained in:
Andreas Kling
2023-10-03 08:18:10 +02:00
parent b1ee5c8738
commit c14db6ab12
9 changed files with 61 additions and 26 deletions
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25
Userland/Libraries/LibJS/Bytecode/Executable.cpp
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@@ -5,9 +5,34 @@
*/
#include <LibJS/Bytecode/Executable.h>
#include <LibJS/SourceCode.h>
namespace JS::Bytecode {
Executable::Executable(
NonnullOwnPtr<IdentifierTable> identifier_table,
NonnullOwnPtr<StringTable> string_table,
NonnullOwnPtr<RegexTable> regex_table,
NonnullRefPtr<SourceCode const> source_code,
size_t number_of_property_lookup_caches,
size_t number_of_global_variable_caches,
size_t number_of_registers,
Vector<NonnullOwnPtr<BasicBlock>> basic_blocks,
bool is_strict_mode)
: basic_blocks(move(basic_blocks))
, string_table(move(string_table))
, identifier_table(move(identifier_table))
, regex_table(move(regex_table))
, source_code(move(source_code))
, number_of_registers(number_of_registers)
, is_strict_mode(is_strict_mode)
{
property_lookup_caches.resize(number_of_property_lookup_caches);
global_variable_caches.resize(number_of_global_variable_caches);
}
Executable::~Executable() = default;
void Executable::dump() const
{
dbgln("\033[33;1mJS::Bytecode::Executable\033[0m ({})", name);