refactor(sema): Separated from ir

2026-05-31 20:59:18 +08:00
parent 1eca4a225b
commit c42575c1c6
10 changed files with 829 additions and 260 deletions
@@ -0,0 +1,51 @@
+use std::fmt::Display;
+
+use crate::{ast::types::Type as AstType, ir::types::IRType};
+
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+pub enum SemaType {
+    I32,
+    I1,
+    Void,
+}
+
+impl SemaType {
+    pub fn get_elevate_result(lhs: SemaType, rhs: SemaType) -> Option<SemaType> {
+        if lhs == rhs {
+            Some(lhs)
+        } else if (lhs == SemaType::I32 && rhs == SemaType::I1) || (lhs == SemaType::I1 && rhs == SemaType::I32) {
+            Some(SemaType::I32)
+        } else {
+            None
+        }
+    }
+}
+
+impl Display for SemaType {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            SemaType::I32 => write!(f, "i32"),
+            SemaType::I1 => write!(f, "i1"),
+            SemaType::Void => write!(f, "void"),
+        }
+    }
+}
+
+impl From<AstType> for SemaType {
+    fn from(value: AstType) -> Self {
+        match value {
+            AstType::Int => SemaType::I32,
+            AstType::Void => SemaType::Void,
+        }
+    }
+}
+
+impl From<SemaType> for IRType {
+    fn from(value: SemaType) -> Self {
+        match value {
+            SemaType::I32 => IRType::I32,
+            SemaType::I1 => IRType::I1,
+            SemaType::Void => IRType::Void,
+        }
+    }
+}