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LibJS/Bytecode: Add constants table to Bytecode::Executable

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This commit is contained in:
Andreas Kling 2024-02-02 09:52:25 +01:00
parent 3466771492
commit e46de4eb59
4 changed files with 16 additions and 0 deletions
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11
Userland/Libraries/LibJS/Bytecode/Generator.h
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@ -241,6 +241,16 @@ public:
[[nodiscard]] size_t next_environment_variable_cache() { return m_next_environment_variable_cache++; }
[[nodiscard]] size_t next_property_lookup_cache() { return m_next_property_lookup_cache++; }
[[nodiscard]] Operand add_constant(Value value)
{
for (size_t i = 0; i < m_constants.size(); ++i) {
if (m_constants[i] == value)
return Operand(Operand::Type::Constant, i);
}
m_constants.append(value);
return Operand(Operand::Type::Constant, m_constants.size() - 1);
}
private:
enum class JumpType {
Continue,
@ -267,6 +277,7 @@ private:
NonnullOwnPtr<StringTable> m_string_table;
NonnullOwnPtr<IdentifierTable> m_identifier_table;
NonnullOwnPtr<RegexTable> m_regex_table;
Vector<Value> m_constants;
u32 m_next_register { Register::reserved_register_count };
u32 m_next_block { 1 };