ggml-metal: fix yarn rope (ggerganov#3937)

yxq321 · Nov 3, 2023 · 5ba3746 · 5ba3746
1 parent abb77e7
commit 5ba3746
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/ggml-metal.m b/ggml-metal.m
@@ -1403,7 +1403,8 @@ void ggml_metal_graph_compute(
                             const int n_past     = ((int32_t *) dst->op_params)[0];
                             const int n_dims     = ((int32_t *) dst->op_params)[1];
                             const int mode       = ((int32_t *) dst->op_params)[2];
-                            const int n_orig_ctx = ((int32_t *) dst->op_params)[3];
+                            // skip 3, n_ctx, used in GLM RoPE, unimplemented in metal
+                            const int n_orig_ctx = ((int32_t *) dst->op_params)[4];
 
                             float freq_base, freq_scale, ext_factor, attn_factor, beta_fast, beta_slow;
                             memcpy(&freq_base,   (int32_t *) dst->op_params +  5, sizeof(float));