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Add codegen for div and mod

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This commit is contained in:
Sofia 2025-07-23 15:12:21 +03:00
parent b9459a19bb
commit 3a68154ae5
1 changed files with 49 additions and 9 deletions
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58
reid/src/codegen.rs
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@ -659,17 +659,57 @@ impl mir::Expression {
(mir::BinaryOperator::And, _, _) => Instr::And(lhs, rhs),
(mir::BinaryOperator::Cmp(i), _, false) => Instr::ICmp(i.predicate(), lhs, rhs),
(mir::BinaryOperator::Cmp(i), _, true) => Instr::FCmp(i.predicate(), lhs, rhs),
(mir::BinaryOperator::Div, true, true) => todo!(),
(mir::BinaryOperator::Div, true, false) => todo!(),
(mir::BinaryOperator::Div, false, true) => todo!(),
(mir::BinaryOperator::Div, false, false) => todo!(),
(mir::BinaryOperator::Mod, true, true) => todo!(),
(mir::BinaryOperator::Mod, true, false) => todo!(),
(mir::BinaryOperator::Mod, false, true) => todo!(),
(mir::BinaryOperator::Mod, false, false) => todo!(),
(mir::BinaryOperator::Div, false, false) => Instr::UDiv(lhs, rhs),
(mir::BinaryOperator::Div, true, false) => Instr::SDiv(lhs, rhs),
(mir::BinaryOperator::Div, _, true) => Instr::FDiv(lhs, rhs),
(mir::BinaryOperator::Mod, false, false) => {
let div = scope
.block
.build(Instr::UDiv(lhs, rhs))
.unwrap()
.maybe_location(&mut scope.block, location);
let mul = scope
.block
.build(Instr::Mul(rhs, div))
.unwrap()
.maybe_location(&mut scope.block, location);
Instr::Sub(lhs, mul)
}
(mir::BinaryOperator::Mod, true, false) => {
let div = scope
.block
.build(Instr::SDiv(lhs, rhs))
.unwrap()
.maybe_location(&mut scope.block, location);
let mul = scope
.block
.build(Instr::Mul(rhs, div))
.unwrap()
.maybe_location(&mut scope.block, location);
Instr::Sub(lhs, mul)
}
(mir::BinaryOperator::Mod, _, true) => {
let div = scope
.block
.build(Instr::FDiv(lhs, rhs))
.unwrap()
.maybe_location(&mut scope.block, location);
let mul = scope
.block
.build(Instr::Mul(rhs, div))
.unwrap()
.maybe_location(&mut scope.block, location);
Instr::Sub(lhs, mul)
}
};
Some(StackValue(
StackValueKind::Immutable(scope.block.build(instr).unwrap()),
StackValueKind::Immutable(
scope
.block
.build(instr)
.unwrap()
.maybe_location(&mut scope.block, location),
),
lhs_type,
))
}