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Update IR's helper functions

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This commit is contained in:
Jeehoon Kang
2020-04-11 12:20:53 +09:00
parent 6edb4665c0
commit 72ec63ea82
19 changed files with 505 additions and 125 deletions
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32
src/ir/write_ir.rs
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@@ -37,8 +37,18 @@ impl WriteLine for (&String, &Declaration) {
let decl = self.1;
match decl {
Declaration::Variable { dtype, .. } => {
writeln!(write, "{} = {}", name, dtype)?;
Declaration::Variable { dtype, initializer } => {
writeln!(
write,
"{} = {} {}",
name,
if let Some(init) = initializer {
init.to_string()
} else {
"default".to_string()
},
dtype
)?;
}
Declaration::Function {
signature,
@@ -189,19 +199,28 @@ impl WriteString for Operand {
impl WriteOp for ast::BinaryOperator {
fn write_operation(&self) -> String {
// TODO: represent signed & unsigned if necessary
match self {
Self::Multiply => "mul",
Self::Divide => "div",
Self::Modulo => "mod",
Self::Plus => "add",
Self::Minus => "sub",
Self::ShiftLeft => "shl",
Self::ShiftRight => "shr",
Self::Equals => "cmp eq",
Self::NotEquals => "cmp ne",
Self::Less => "cmp lt",
Self::LessOrEqual => "cmp le",
Self::Greater => "cmp gt",
Self::GreaterOrEqual => "cmp ge",
_ => todo!(),
Self::BitwiseAnd => "and",
Self::BitwiseXor => "xor",
Self::BitwiseOr => "or",
_ => todo!(
"ast::BinaryOperator::WriteOp: write operation for {:?} is needed",
self
),
}
.to_string()
}
@@ -210,8 +229,13 @@ impl WriteOp for ast::BinaryOperator {
impl WriteOp for ast::UnaryOperator {
fn write_operation(&self) -> String {
match self {
Self::Plus => "plus",
Self::Minus => "minus",
_ => todo!(),
Self::Negate => "negate",
_ => todo!(
"ast::UnaryOperator::WriteOp: write operation for {:?} is needed",
self
),
}
.to_string()
}