Implement saturated add/subtract

2025-09-30 23:31:12 +00:00 · 2022-01-10 22:37:08 -05:00 · 2022-01-10 22:37:08 -05:00 · 2c41c43aea
commit 2c41c43aea
parent 4ea91b54eb
10 changed files with 177 additions and 66 deletions
--- a/compiler/test_gen/src/gen_num.rs
+++ b/compiler/test_gen/src/gen_num.rs
@ -2155,3 +2155,39 @@ fn u8_mul_greater_than_i8() {
        u8
    )
 }
+
+#[test]
+#[cfg(any(feature = "gen-llvm"))]
+fn add_saturated() {
+    assert_evals_to!(
+        indoc!(
+            r#"
+            x : U8
+            x = 200
+            y : U8
+            y = 200
+            Num.addSaturated x y
+            "#
+        ),
+        255,
+        u8
+    )
+}
+
+#[test]
+#[cfg(any(feature = "gen-llvm"))]
+fn sub_saturated() {
+    assert_evals_to!(
+        indoc!(
+            r#"
+            x : U8
+            x = 10
+            y : U8
+            y = 20
+            Num.subSaturated x y
+            "#
+        ),
+        0,
+        u8
+    )
+}