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LibJS/Bytecode: Implement yield*

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This commit is contained in:
Luke Wilde 2022-12-09 18:48:57 +00:00 • committed by Linus Groh
parent 758a4cb1a6
commit 4db2efaecb
5 changed files with 406 additions and 4 deletions
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77
Userland/Libraries/LibJS/Bytecode/Op.h
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@ -208,6 +208,34 @@ private:
StringTableIndex m_flags_index;
};
#define JS_ENUMERATE_NEW_BUILTIN_ERROR_OPS(O) \
O(TypeError)
#define JS_DECLARE_NEW_BUILTIN_ERROR_OP(ErrorName) \
class New##ErrorName final : public Instruction { \
public: \
explicit New##ErrorName(StringTableIndex error_string) \
: Instruction(Type::New##ErrorName) \
, m_error_string(error_string) \
{ \
} \
\
ThrowCompletionOr<void> execute_impl(Bytecode::Interpreter&) const; \
DeprecatedString to_deprecated_string_impl(Bytecode::Executable const&) const; \
void replace_references_impl(BasicBlock const&, BasicBlock const&) \
{ \
} \
void replace_references_impl(Register, Register) \
{ \
} \
\
private: \
StringTableIndex m_error_string; \
};
JS_ENUMERATE_NEW_BUILTIN_ERROR_OPS(JS_DECLARE_NEW_BUILTIN_ERROR_OP)
#undef JS_DECLARE_NEW_BUILTIN_ERROR_OP
// NOTE: This instruction is variable-width depending on the number of excluded names
class CopyObjectExcludingProperties final : public Instruction {
public:
@ -819,6 +847,19 @@ public:
void replace_references_impl(Register, Register) { }
};
class ThrowIfNotObject final : public Instruction {
public:
ThrowIfNotObject()
: Instruction(Type::ThrowIfNotObject)
{
}
ThrowCompletionOr<void> execute_impl(Bytecode::Interpreter&) const;
DeprecatedString to_deprecated_string_impl(Bytecode::Executable const&) const;
void replace_references_impl(BasicBlock const&, BasicBlock const&) { }
void replace_references_impl(Register, Register) { }
};
class EnterUnwindContext final : public Instruction {
public:
constexpr static bool IsTerminator = true;
@ -953,6 +994,23 @@ public:
void replace_references_impl(Register, Register) { }
};
class GetMethod final : public Instruction {
public:
GetMethod(IdentifierTableIndex property)
: Instruction(Type::GetMethod)
, m_property(property)
{
}
ThrowCompletionOr<void> execute_impl(Bytecode::Interpreter&) const;
DeprecatedString to_deprecated_string_impl(Bytecode::Executable const&) const;
void replace_references_impl(BasicBlock const&, BasicBlock const&) { }
void replace_references_impl(Register, Register) { }
private:
IdentifierTableIndex m_property;
};
class GetObjectPropertyIterator final : public Instruction {
public:
GetObjectPropertyIterator()
@ -966,6 +1024,25 @@ public:
void replace_references_impl(Register, Register) { }
};
class IteratorClose final : public Instruction {
public:
IteratorClose(Completion::Type completion_type, Optional<Value> completion_value)
: Instruction(Type::IteratorClose)
, m_completion_type(completion_type)
, m_completion_value(completion_value)
{
}
ThrowCompletionOr<void> execute_impl(Bytecode::Interpreter&) const;
DeprecatedString to_deprecated_string_impl(Bytecode::Executable const&) const;
void replace_references_impl(BasicBlock const&, BasicBlock const&) { }
void replace_references_impl(Register, Register) { }
private:
Completion::Type m_completion_type { Completion::Type::Normal };
Optional<Value> m_completion_value;
};
class IteratorNext final : public Instruction {
public:
IteratorNext()