Merge "Add support for x86 to hello-neon sample"
diff --git a/ndk/samples/hello-neon/jni/Android.mk b/ndk/samples/hello-neon/jni/Android.mk
index 685b01b..eeaae96 100644
--- a/ndk/samples/hello-neon/jni/Android.mk
+++ b/ndk/samples/hello-neon/jni/Android.mk
@@ -6,8 +6,11 @@
LOCAL_SRC_FILES := helloneon.c
-ifeq ($(TARGET_ARCH_ABI),armeabi-v7a)
+ifeq ($(TARGET_ARCH_ABI),$(filter $(TARGET_ARCH_ABI), armeabi-v7a x86))
LOCAL_CFLAGS := -DHAVE_NEON=1
+ifeq ($(TARGET_ARCH_ABI),x86)
+ LOCAL_CFLAGS += -mssse3
+endif
LOCAL_SRC_FILES += helloneon-intrinsics.c.neon
endif
diff --git a/ndk/samples/hello-neon/jni/Application.mk b/ndk/samples/hello-neon/jni/Application.mk
index 6e8154b..7985a68 100644
--- a/ndk/samples/hello-neon/jni/Application.mk
+++ b/ndk/samples/hello-neon/jni/Application.mk
@@ -1,2 +1 @@
-# Build both ARMv5TE and ARMv7-A machine code.
-APP_ABI := armeabi armeabi-v7a arm64-v8a
+APP_ABI := armeabi armeabi-v7a arm64-v8a x86
diff --git a/ndk/samples/hello-neon/jni/helloneon.c b/ndk/samples/hello-neon/jni/helloneon.c
index ee19e08..6d22c14 100644
--- a/ndk/samples/hello-neon/jni/helloneon.c
+++ b/ndk/samples/hello-neon/jni/helloneon.c
@@ -81,6 +81,7 @@
jobject thiz )
{
char* str;
+ AndroidCpuFamily family;
uint64_t features;
char buffer[512];
char tryNeon = 0;
@@ -112,20 +113,27 @@
strlcat(buffer, "Neon version : ", sizeof buffer);
- if (android_getCpuFamily() != ANDROID_CPU_FAMILY_ARM) {
- strlcat(buffer, "Not an ARM CPU !\n", sizeof buffer);
+ family = android_getCpuFamily();
+ if ((family != ANDROID_CPU_FAMILY_ARM) &&
+ (family != ANDROID_CPU_FAMILY_X86))
+ {
+ strlcat(buffer, "Not an ARM and not an X86 CPU !\n", sizeof buffer);
goto EXIT;
}
features = android_getCpuFeatures();
- if ((features & ANDROID_CPU_ARM_FEATURE_ARMv7) == 0) {
- strlcat(buffer, "Not an ARMv7 CPU !\n", sizeof buffer);
+ if (((features & ANDROID_CPU_ARM_FEATURE_ARMv7) == 0) &&
+ ((features & ANDROID_CPU_X86_FEATURE_SSSE3) == 0))
+ {
+ strlcat(buffer, "Not an ARMv7 and not an X86 SSSE3 CPU !\n", sizeof buffer);
goto EXIT;
}
/* HAVE_NEON is defined in Android.mk ! */
#ifdef HAVE_NEON
- if ((features & ANDROID_CPU_ARM_FEATURE_NEON) == 0) {
+ if (((features & ANDROID_CPU_ARM_FEATURE_NEON) == 0) &&
+ ((features & ANDROID_CPU_X86_FEATURE_SSSE3) == 0))
+ {
strlcat(buffer, "CPU doesn't support NEON !\n", sizeof buffer);
goto EXIT;
}