From af26b8aaaacb350f5545c6d642ac8b78e382a8fe Mon Sep 17 00:00:00 2001
From: ccsu_zzh <1719571694@qq.com>
Date: Wed, 17 Sep 2025 10:44:46 +0800
Subject: [PATCH] support for aarch32-linux compile

---
 mindspore-lite/CMakeLists.txt                 | 12 +++++--
 .../cmake/cortex-a15.toolchain.cmake          | 32 +++++++++++++++++++
 mindspore-lite/src/CMakeLists.txt             |  3 +-
 mindspore-lite/src/executor/CMakeLists.txt    |  3 +-
 mindspore-lite/test/CMakeLists.txt            |  4 ++-
 mindspore-lite/tools/benchmark/CMakeLists.txt |  2 +-
 scripts/build/build_lite.sh                   |  8 +++++
 7 files changed, 58 insertions(+), 6 deletions(-)
 create mode 100644 mindspore-lite/cmake/cortex-a15.toolchain.cmake

diff --git a/mindspore-lite/CMakeLists.txt b/mindspore-lite/CMakeLists.txt
index c9249ade..c5f73f0b 100644
--- a/mindspore-lite/CMakeLists.txt
+++ b/mindspore-lite/CMakeLists.txt
@@ -343,6 +343,12 @@ elseif(TOOLCHAIN_NAME STREQUAL "ohos")
     add_compile_definitions(MS_COMPILE_OHOS)
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unused-command-line-argument -Wno-c++17-extensions")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-command-line-argument -Wno-c++17-extensions")
+elseif(TOOLCHAIN_NAME STREQUAL "cortex-a15")
+    if((${MSLITE_REGISTRY_DEVICE} STREQUAL "ft78"))
+        set(TARGET_FT78 on)
+    elseif((${MSLITE_REGISTRY_DEVICE} STREQUAL "ft04"))
+        set(TARGET_FT04 on)
+    endif()
 endif()
 
 if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 7.3.0
@@ -683,7 +689,7 @@ if(PLATFORM_ARM64)
     endif()
 elseif(PLATFORM_ARM32)
     set(RUNTIME_COMPONENT_NAME "android-aarch32")
-    if(TARGET_HIMIX200)
+    if(TARGET_HIMIX200 OR TARGET_FT04 OR TARGET_FT78)
         set(RUNTIME_COMPONENT_NAME "linux-aarch32")
     elseif(TARGET_OHOS_LITE)
         set(RUNTIME_COMPONENT_NAME "ohos-aarch32")
@@ -984,7 +990,9 @@ if(MSLITE_ENABLE_MINDRT)
 endif()
 
 if(PLATFORM_ARM32)
-    add_definitions(-mfloat-abi=softfp -mfpu=neon)
+    if(NOT TARGET_FT04 AND NOT TARGET_FT78)
+        add_definitions(-mfloat-abi=softfp -mfpu=neon)
+    endif()
     add_compile_definitions(ENABLE_ARM32)
     add_compile_definitions(ENABLE_ARM)
 endif()
diff --git a/mindspore-lite/cmake/cortex-a15.toolchain.cmake b/mindspore-lite/cmake/cortex-a15.toolchain.cmake
new file mode 100644
index 00000000..92e1c79b
--- /dev/null
+++ b/mindspore-lite/cmake/cortex-a15.toolchain.cmake
@@ -0,0 +1,32 @@
+set(CMAKE_SYSTEM_NAME Linux)
+set(CMAKE_SYSTEM_PROCESSOR arm)
+
+find_program(arm-linux-gnueabihf-gcc_EXE arm-linux-gnueabihf-gcc)
+if(NOT arm-linux-gnueabihf-gcc_EXE)
+    message(FATAL_ERROR "Required C COMPILER arm-linux-gnueabihf-gcc not found, "
+            "please install the package and try building MindSpore again.")
+else()
+    message("Find C COMPILER PATH: ${arm-linux-gnueabihf-gcc_EXE}")
+endif()
+
+find_program(arm-linux-gnueabihf-g++_EXE arm-linux-gnueabihf-g++)
+if(NOT arm-linux-gnueabihf-g++_EXE)
+    message(FATAL_ERROR "Required CXX COMPILER arm-linux-gnueabihf-g++ not found, "
+            "please install the package and try building MindSpore again.")
+else()
+    message("Find CXX COMPILER PATH: ${arm-linux-gnueabihf-g++_EXE}")
+endif()
+
+set(CMAKE_C_COMPILER "arm-linux-gnueabihf-gcc")
+set(CMAKE_CXX_COMPILER "arm-linux-gnueabihf-g++")
+
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -march=armv7-a -mtune=cortex-a15 -mfpu=neon -mfloat-abi=hard")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=armv7-a -mtune=cortex-a15 -mfpu=neon -mfloat-abi=hard")
+
+# used for flatc compile
+find_path(GCC_PATH gcc)
+find_path(GXX_PATH g++)
+if(NOT ${GCC_PATH} STREQUAL "GCC_PATH-NOTFOUND" AND NOT ${GXX_PATH} STREQUAL "GXX_PATH-NOTFOUND")
+    set(FLATC_GCC_COMPILER ${GCC_PATH}/gcc)
+    set(FLATC_GXX_COMPILER ${GXX_PATH}/g++)
+endif()
diff --git a/mindspore-lite/src/CMakeLists.txt b/mindspore-lite/src/CMakeLists.txt
index 0e468538..920c8040 100644
--- a/mindspore-lite/src/CMakeLists.txt
+++ b/mindspore-lite/src/CMakeLists.txt
@@ -453,7 +453,8 @@ if(SUPPORT_NPU)
 endif()
 
 if(PLATFORM_ARM32 OR PLATFORM_ARM64 AND NOT TARGET_HIMIX
-        AND NOT TARGET_MIX210 AND NOT TARGET_OHOS_LITE AND NOT MACHINE_LINUX_ARM64 AND NOT TARGET_OHOS)
+        AND NOT TARGET_MIX210 AND NOT TARGET_OHOS_LITE AND NOT MACHINE_LINUX_ARM64
+        AND NOT TARGET_OHOS AND NOT TARGET_FT78 AND NOT TARGET_FT04)
     if(NOT TARGET_AOS_ARM)
         target_link_libraries(mindspore-lite log)
         target_link_libraries(mindspore-lite_static log)
diff --git a/mindspore-lite/src/executor/CMakeLists.txt b/mindspore-lite/src/executor/CMakeLists.txt
index 268378b3..7429b888 100644
--- a/mindspore-lite/src/executor/CMakeLists.txt
+++ b/mindspore-lite/src/executor/CMakeLists.txt
@@ -229,7 +229,8 @@ if(NOT MSLITE_SIMPLEST_CLOUD_INFERENCE)
     endif()
 
     if(PLATFORM_ARM32 OR PLATFORM_ARM64 AND NOT TARGET_HIMIX
-            AND NOT TARGET_MIX210 AND NOT TARGET_OHOS_LITE AND NOT MACHINE_LINUX_ARM64)
+            AND NOT TARGET_MIX210 AND NOT TARGET_OHOS_LITE AND NOT MACHINE_LINUX_ARM64
+            AND NOT TARGET_FT78 AND NOT TARGET_FT04)
         target_link_libraries(lite-unified-executor log)
     endif()
     if(MSLITE_MINDDATA_IMPLEMENT STREQUAL "lite" AND NOT
diff --git a/mindspore-lite/test/CMakeLists.txt b/mindspore-lite/test/CMakeLists.txt
index 86ec7d50..88489c5c 100644
--- a/mindspore-lite/test/CMakeLists.txt
+++ b/mindspore-lite/test/CMakeLists.txt
@@ -190,7 +190,9 @@ if(MSLITE_ENABLE_TRAIN)
 endif()
 
 if(PLATFORM_ARM AND NOT (MSLITE_ENABLE_CLOUD_FUSION_INFERENCE OR MSLITE_ENABLE_CLOUD_INFERENCE))
-    target_link_libraries(lite-test log)
+    if(NOT TARGET_FT78 AND NOT TARGET_FT04)
+        target_link_libraries(lite-test log)
+    endif()
 else()
     target_link_libraries(lite-test mindspore::securec pthread)
 endif()
diff --git a/mindspore-lite/tools/benchmark/CMakeLists.txt b/mindspore-lite/tools/benchmark/CMakeLists.txt
index 580bc63c..b6b2c186 100644
--- a/mindspore-lite/tools/benchmark/CMakeLists.txt
+++ b/mindspore-lite/tools/benchmark/CMakeLists.txt
@@ -49,7 +49,7 @@ else()
         if(SUPPORT_NPU AND ANDROID_STL STREQUAL "c++_static")
             set(BENCHMARK_LINK_LIB ${BENCHMARK_LINK_LIB} c++_shared)
         endif()
-        if(TARGET_AOS_ARM)
+        if(TARGET_AOS_ARM OR TARGET_FT78 OR TARGET_FT04)
             set(BENCHMARK_LINK_LIB ${BENCHMARK_LINK_LIB} pthread)
         endif()
     elseif(NOT MSVC)
diff --git a/scripts/build/build_lite.sh b/scripts/build/build_lite.sh
index 5ef24a8d..e978b565 100755
--- a/scripts/build/build_lite.sh
+++ b/scripts/build/build_lite.sh
@@ -389,6 +389,8 @@ build_lite() {
       MSLITE_REGISTRY_DEVICE=Hi3516D
     elif [[ "${MSLITE_MICRO_PLATFORM}" == cortex-m* && "${local_lite_platform}" == "x86_64" ]]; then
       TOOLCHAIN_NAME=${MSLITE_MICRO_PLATFORM}
+    elif [[ ("${MSLITE_REGISTRY_DEVICE}" == "ft04" || "${MSLITE_REGISTRY_DEVICE}" == "ft78") && "${local_lite_platform}" == "arm32" ]]; then
+      TOOLCHAIN_NAME="cortex-a15"
     fi
 
     machine=`uname -m`
@@ -418,6 +420,12 @@ build_lite() {
         LITE_CMAKE_ARGS="${LITE_CMAKE_ARGS} -DCMAKE_OHOS_NDK=${OHOS_NDK} -DOHOS_ARCH=armeabi-v7a -DOHOS_STL=c++_static -DTOOLCHAIN_NAME=${TOOLCHAIN_NAME}"
         LITE_CMAKE_ARGS="${LITE_CMAKE_ARGS} -DMSLITE_MINDDATA_IMPLEMENT=off"
         LITE_CMAKE_ARGS="${LITE_CMAKE_ARGS} -DMSLITE_ENABLE_FP16=off -DMSLITE_ENABLE_TRAIN=off -DMSLITE_GPU_BACKEND=off"
+      elif [[ "${TOOLCHAIN_NAME}" == "cortex-a15" ]]; then
+        # ft04&ft78 : Linux-aarch32
+        CMAKE_TOOLCHAIN_FILE=${LITE_BASEPATH}/cmake/cortex-a15.toolchain.cmake
+        LITE_CMAKE_ARGS="${LITE_CMAKE_ARGS} -DTOOLCHAIN_NAME=cortex-a15"
+        LITE_CMAKE_ARGS="${LITE_CMAKE_ARGS} -DMSLITE_MINDDATA_IMPLEMENT=off"
+        LITE_CMAKE_ARGS="${LITE_CMAKE_ARGS} -DMSLITE_ENABLE_FP16=off -DMSLITE_ENABLE_TRAIN=off -DMSLITE_GPU_BACKEND=off"
       else
         # CPU : Android-aarch32
         checkndk
-- 
Gitee