From 5253c8f1658ab9688b871feb2d143fc6730cf98b Mon Sep 17 00:00:00 2001
From: Masato Nakagawa <nakagawa.masato@fujitsu.com>
Date: Mon, 30 Jun 2025 21:35:16 +0900
Subject: [PATCH] Multi-thread Performance Improvement of GEMM with
 DIVIDE_RATE=1 for A64FX.

---
 driver/level3/gemm.c | 4 ++++
 param.h              | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/driver/level3/gemm.c b/driver/level3/gemm.c
index 2b13da7d7..a20d6c59a 100644
--- a/driver/level3/gemm.c
+++ b/driver/level3/gemm.c
@@ -59,6 +59,10 @@
 #define GEMM_Q 128
 #endif
 
+#ifdef GEMM_DIVIDE_RATE
+#define DIVIDE_RATE GEMM_DIVIDE_RATE
+#endif
+
 #ifdef THREADED_LEVEL3
 #include "level3_thread.c"
 #else
diff --git a/param.h b/param.h
index 97a666b10..885a0b637 100644
--- a/param.h
+++ b/param.h
@@ -3701,6 +3701,8 @@ is a big desktop or server with abundant cache rather than a phone or embedded d
 
 #elif defined(A64FX) // 512-bit SVE
 
+#define GEMM_DIVIDE_RATE  1
+
 #if defined(XDOUBLE) || defined(DOUBLE)
 #define GEMM_PREFERED_SIZE  8
 #else