From: pengxin99 <redacted>
Date: Fri, 7 Jun 2024 06:28:26 +0000 (+0800)
Subject: [SYCL] fix softmax r2r result wrong issue (#7811)
X-Git-Tag: upstream/0.0.4488~1384
X-Git-Url: https://git.djapps.eu/?a=commitdiff_plain;h=d5c938cd7716b9a2ace49a43a469dfbffcff4d28;p=pkg%2Fggml%2Fsources%2Fllama.cpp

[SYCL] fix softmax r2r result wrong issue (#7811)
---

diff --git a/ggml-sycl.cpp b/ggml-sycl.cpp
index 3ff76474..0a645b2e 100644
--- a/ggml-sycl.cpp
+++ b/ggml-sycl.cpp
@@ -9108,6 +9108,7 @@ static void soft_max_f32(const float * x, const float * mask, float * dst, const
     // find the sum of exps in the block
     tmp = warp_reduce_sum(tmp, item_ct1);
     if (block_size > WARP_SIZE) {
+        item_ct1.barrier(sycl::access::fence_space::local_space);
         if (warp_id == 0) {
             buf[lane_id] = 0.f;
         }