diff --git a/config/arch.arm b/config/arch.arm
index 768e9afdda..aec07365d0 100644
--- a/config/arch.arm
+++ b/config/arch.arm
@@ -29,18 +29,21 @@
       TARGET_ABI=eabi
       TARGET_EXTRA_FLAGS="-Wno-psabi -Wa,-mno-warn-deprecated"
       TARGET_FPU_FLAGS="-mfloat-abi=$TARGET_FLOAT -mfpu=$TARGET_FPU"
+      SIMD_SUPPORT="no"
       ;;
     cortex-a8)
       TARGET_SUBARCH=armv7-a
       TARGET_ABI=eabi
       TARGET_EXTRA_FLAGS="-Wno-psabi -Wa,-mno-warn-deprecated"
       TARGET_FPU_FLAGS="-mfloat-abi=$TARGET_FLOAT -mfpu=$TARGET_FPU"
+      SIMD_SUPPORT="yes"
       ;;
     cortex-a9)
       TARGET_SUBARCH=armv7-a
       TARGET_ABI=eabi
       TARGET_EXTRA_FLAGS="-Wno-psabi -Wa,-mno-warn-deprecated"
       TARGET_FPU_FLAGS="-mfloat-abi=$TARGET_FLOAT -mfpu=$TARGET_FPU"
+      SIMD_SUPPORT="yes"
       ;;
   esac
 
diff --git a/config/arch.i386 b/config/arch.i386
index 9b49f81788..0eb8172c07 100644
--- a/config/arch.i386
+++ b/config/arch.i386
@@ -9,3 +9,6 @@
 # setup ARCH specific *FLAGS
   TARGET_CFLAGS="-march=$TARGET_CPU -m32"
   TARGET_LDFLAGS="-march=$TARGET_CPU -m32"
+
+# build with SIMD support ( yes / no )
+  SIMD_SUPPORT="yes"
diff --git a/config/arch.x86_64 b/config/arch.x86_64
index fa237258a2..f5aab9bb74 100644
--- a/config/arch.x86_64
+++ b/config/arch.x86_64
@@ -9,3 +9,6 @@
 # setup ARCH specific *FLAGS
   TARGET_CFLAGS="-march=$TARGET_CPU -m64"
   TARGET_LDFLAGS="-march=$TARGET_CPU -m64"
+
+# build with SIMD support ( yes / no )
+  SIMD_SUPPORT="yes"