Merge pull request SciSharp#1140 from phil-scott-78/decode_result

Adding extra values to the decode_result enum

Author: martindevans

LLama/Native/DecodeResult.cs

@@ -19,4 +19,19 @@ public enum DecodeResult
     /// Could not find a KV slot for the batch (try reducing the size of the batch or increase the context)
     /// </summary>
     NoKvSlot = 1,
+
+    /// <summary>
+    /// Compute was aborted (e.g. due to callback request or timeout)
+    /// </summary>
+    ComputeAborted = 2,
+
+    /// <summary>
+    /// Failed to allocate memory or reserve output space
+    /// </summary>
+    AllocationFailed = -2,
+
+    /// <summary>
+    /// General failure during decode (e.g. internal error, slot failure)
+    /// </summary>
+    DecodeFailed = -3,
 }