Change the compiler option for ARM.

Author: xianyi

CMakeLists.txt

@@ -66,6 +66,9 @@ if(WIN32)
   set(OS_WINDOWS 1)
 endif()
 
+#load architecture config file (OPTIONAL)
+include("${PROJECT_SOURCE_DIR}/config/${OpenVML_ARCH}.cmake" OPTIONAL)
+
 configure_file (
   "${PROJECT_SOURCE_DIR}/include/openvml_config.h.in"
   "${PROJECT_BINARY_DIR}/include/openvml_config.h"

config/arm.cmake

@@ -0,0 +1,5 @@
+#Use hard float-abi and ARMV7-A
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mfloat-abi=hard")
+
+#ARMV7-A
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -march=armv7-a")

kernel/arm/Kernel_cortexa15.txt

@@ -1 +1,5 @@
 include(${OpenVML_ARCH}/Kernel_generic.txt)
+
+set(OpenVML_KERNEL_COMPILE_FLAGS -mtune=cortex-a15)
+
+#set(exp_S_KERNEL_SOURCE ${OpenVML_ARCH}/sexp_kernel_neon.c)

kernel/arm/Kernel_cortexa9.txt

@@ -1 +1,4 @@
 include(${OpenVML_ARCH}/Kernel_generic.txt)
+
+set(OpenVML_KERNEL_COMPILE_FLAGS -mtune=cortex-a9)
+