From a89b3d2633a674758160c46f9a322e97a04e2610 Mon Sep 17 00:00:00 2001
From: Rafa00127 <150351653+Rafa00127@users.noreply.github.com>
Date: Thu, 4 Jun 2026 14:04:53 +0800
Subject: [PATCH 1/3] Add HIP support

---
 CMakeLists.txt | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index f6d8a51..db94675 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -11,6 +11,7 @@ set(CMAKE_POSITION_INDEPENDENT_CODE ON)
 
 option(S2_VULKAN  "Build with Vulkan backend"  OFF)
 option(S2_CUDA    "Build with CUDA backend"    OFF)
+option(S2_HIP     "Build with HIP backend"     OFF) 
 option(S2_METAL   "Build with Metal backend"   OFF)
 option(S2_BUILD_SHARED_LIBRARIES "Build S2 shared and static library targets" OFF)
 option(S2_AUTO_APPLY_LOCAL_PATCHES "Automatically apply local patches from patches/*.patch during build" ON)
@@ -65,12 +66,16 @@ if(S2_METAL)
     set(GGML_METAL ON CACHE BOOL "" FORCE)
 else()
     set(GGML_METAL OFF CACHE BOOL "" FORCE)
+if(S2_HIP)
+	set(GGML_HIP ON CACHE BOOL "" FORCE)
+else()
+	set(GGML_HIP OFF CACHE BOOL "" FORCE)
 endif()
 
 add_subdirectory(ggml)
 
 if(TARGET s2_apply_local_patches)
-    foreach(_target ggml ggml-base ggml-cpu ggml-cuda ggml-vulkan ggml-metal)
+    foreach(_target ggml ggml-base ggml-cpu ggml-cuda ggml-hip ggml-vulkan ggml-metal)
         if(TARGET ${_target})
             add_dependencies(${_target} s2_apply_local_patches)
         endif()
@@ -110,6 +115,9 @@ endif()
 if(S2_METAL)
     target_compile_definitions(${target_name} PRIVATE GGML_USE_METAL)
 endif()
+if(S2_HIP OR GGML_HIP)
+    target_compile_definitions(${target_name} PRIVATE GGML_USE_CUDA)
+endif()
 
 if(UNIX AND NOT APPLE)
     target_link_libraries(${target_name} PRIVATE pthread m)

From efb06cfe07b442551bbe35a2be8e3a7c2f537f60 Mon Sep 17 00:00:00 2001
From: Rafa00127 <150351653+Rafa00127@users.noreply.github.com>
Date: Thu, 4 Jun 2026 14:16:14 +0800
Subject: [PATCH 2/3] Update CMakeLists.txt

---
 CMakeLists.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index db94675..c845b68 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -66,6 +66,7 @@ if(S2_METAL)
     set(GGML_METAL ON CACHE BOOL "" FORCE)
 else()
     set(GGML_METAL OFF CACHE BOOL "" FORCE)
+endif()
 if(S2_HIP)
 	set(GGML_HIP ON CACHE BOOL "" FORCE)
 else()

From e193bcb63a2c74498200e7505bc18d855018b227 Mon Sep 17 00:00:00 2001
From: Rafa00127 <150351653+Rafa00127@users.noreply.github.com>
Date: Thu, 4 Jun 2026 14:17:54 +0800
Subject: [PATCH 3/3] Update CMakeLists.txt

---
 CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c845b68..5fca736 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -116,7 +116,7 @@ endif()
 if(S2_METAL)
     target_compile_definitions(${target_name} PRIVATE GGML_USE_METAL)
 endif()
-if(S2_HIP OR GGML_HIP)
+if(S2_HIP)
     target_compile_definitions(${target_name} PRIVATE GGML_USE_CUDA)
 endif()