From 1e3bc523d8053a77df3ac7126a84d0297ee97ef6 Mon Sep 17 00:00:00 2001
From: Kylin <56434533+KyL0N@users.noreply.github.com>
Date: Tue, 22 Aug 2023 15:14:23 +0800
Subject: [PATCH] ggml : support CUDA's half type for aarch64(#1455) (#2670)

* ggml: support CUDA's half type for aarch64(#1455)
support CUDA's half type for aarch64 in ggml_fp16_t definition

* ggml: use __CUDACC__ to recognise nvcc compiler
---
 ggml.h | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/ggml.h b/ggml.h
index 544ad2d11..0ec7ec5bf 100644
--- a/ggml.h
+++ b/ggml.h
@@ -259,8 +259,9 @@
 extern "C" {
 #endif
 
-#ifdef __ARM_NEON
-    // we use the built-in 16-bit float type
+#if defined(__ARM_NEON) && defined(__CUDACC__)
+    typedef half ggml_fp16_t;
+#elif defined(__ARM_NEON)
     typedef __fp16 ggml_fp16_t;
 #else
     typedef uint16_t ggml_fp16_t;