Remove zero_extend_byte and update sign_extend_byte.

valida-xyz · Apr 22, 2024 · 2ffbe9d · 2ffbe9d
1 parent 5fc8ad0
commit 2ffbe9d
Showing 1 changed file with 1 addition and 9 deletions.
diff --git a/machine/src/core.rs b/machine/src/core.rs
@@ -35,15 +35,7 @@ impl Word<u8> {
     pub fn sign_extend_byte(byte: u8) -> Self {
         let sign = byte as i8 >> 7;
         let mut result: [u8; MEMORY_CELL_BYTES] = [sign as u8; MEMORY_CELL_BYTES];
-        result[0] = byte;
-        Self(result)
-    }
-}
-
-impl Word<u8> {
-    pub fn zero_extend_byte(byte: u8) -> Self {
-        let mut result: [u8; MEMORY_CELL_BYTES] = [0; MEMORY_CELL_BYTES];
-        result[0] = byte;
+        result[3] = byte;
         Self(result)
     }
 }