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GDScript: Add faster operator for known types

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It now uses the direct operator function pointer, which increases
performance in evaluation.
This commit is contained in:
George Marques 2020-11-13 16:47:45 -03:00
parent c707d6fe71
commit 1ad5c926dc
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GPG key ID: 046BD46A3201E43D
5 changed files with 77 additions and 3 deletions
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28
modules/gdscript/gdscript_byte_codegen.cpp
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@ -158,6 +158,18 @@ GDScriptFunction *GDScriptByteCodeGenerator::write_end() {
function->_default_arg_ptr = nullptr;
}
if (operator_func_map.size()) {
function->operator_funcs.resize(operator_func_map.size());
function->_operator_funcs_count = function->operator_funcs.size();
function->_operator_funcs_ptr = function->operator_funcs.ptr();
for (const Map<Variant::ValidatedOperatorEvaluator, int>::Element *E = operator_func_map.front(); E; E = E->next()) {
function->operator_funcs.write[E->get()] = E->key();
}
} else {
function->_operator_funcs_count = 0;
function->_operator_funcs_ptr = nullptr;
}
if (debug_stack) {
function->stack_debug = stack_debug;
}
@ -178,7 +190,23 @@ void GDScriptByteCodeGenerator::set_initial_line(int p_line) {
function->_initial_line = p_line;
}
#define HAS_BUILTIN_TYPE(m_var) \
(m_var.type.has_type && m_var.type.kind == GDScriptDataType::BUILTIN)
void GDScriptByteCodeGenerator::write_operator(const Address &p_target, Variant::Operator p_operator, const Address &p_left_operand, const Address &p_right_operand) {
if (HAS_BUILTIN_TYPE(p_left_operand) && HAS_BUILTIN_TYPE(p_right_operand)) {
// Gather specific operator.
Variant::ValidatedOperatorEvaluator op_func = Variant::get_validated_operator_evaluator(p_operator, p_left_operand.type.builtin_type, p_right_operand.type.builtin_type);
append(GDScriptFunction::OPCODE_OPERATOR_VALIDATED, 3);
append(p_left_operand);
append(p_right_operand);
append(p_target);
append(op_func);
return;
}
// No specific types, perform variant evaluation.
append(GDScriptFunction::OPCODE_OPERATOR, 3);
append(p_left_operand);
append(p_right_operand);