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luaur_code_gen/functions/
translate_binary_numeric_fallback_if_required.rs

1use crate::enums::ir_cmd::IrCmd;
2use crate::enums::ir_op_kind::IrOpKind;
3use crate::records::fallback_stream_scope::FallbackStreamScope;
4use crate::records::ir_builder::IrBuilder;
5use crate::records::ir_op::IrOp;
6use luaur_vm::type_aliases::tms::TMS;
7
8pub fn translate_binary_numeric_fallback_if_required(
9    build: &mut IrBuilder,
10    fallback: IrOp,
11    ra: i32,
12    opb: IrOp,
13    opc: IrOp,
14    tm: TMS,
15    pcpos: i32,
16) {
17    if fallback.kind() != IrOpKind::None {
18        let next = build.block_at_inst((pcpos + 1) as u32);
19        let mut scope = FallbackStreamScope::new(build, fallback, next);
20
21        let pcpos_op = scope.build.const_uint((pcpos + 1) as u32);
22        scope.build.inst_ir_cmd_ir_op(IrCmd::SET_SAVEDPC, pcpos_op);
23
24        let reg_ra = scope.build.vm_reg(ra as u8);
25        let tm_op = scope.build.const_int(tm as i32);
26        scope
27            .build
28            .inst_ir_cmd_ir_op_ir_op_ir_op_ir_op(IrCmd::DO_ARITH, reg_ra, opb, opc, tm_op);
29
30        scope.build.inst_ir_cmd_ir_op(IrCmd::JUMP, next);
31    }
32}