#define included_vector_neon_h
#include <arm_neon.h>
-/* Splats. */
-
-#define u8x16_splat(i) vdupq_n_u8(i)
-#define u16x8_splat(i) vdupq_n_u16(i)
-#define i16x8_splat(i) vdupq_n_s16(i)
-#define u32x4_splat(i) vdupq_n_u32(i)
-#define i32x4_splat(i) vdupq_n_s32(i)
-
/* Arithmetic */
-#define u16x8_add(a,b) vaddq_u16(a,b)
-#define i16x8_add(a,b) vaddq_s16(a,b)
#define u16x8_sub_saturate(a,b) vsubq_u16(a,b)
#define i16x8_sub_saturate(a,b) vsubq_s16(a,b)
-#define u16x8_is_equal(a,b) vceqq_u16(a,b)
-#define i16x8_is_equal(a,b) vceqq_i16(a,b)
+always_inline int
+u8x16_is_all_zero (u8x16 x)
+{
+ return !(vaddvq_u8 (x));
+}
+
+always_inline int
+u16x8_is_all_zero (u16x8 x)
+{
+ return !(vaddvq_u16 (x));
+}
+
+always_inline int
+u32x4_is_all_zero (u32x4 x)
+{
+ return !(vaddvq_u32 (x));
+}
+
+always_inline int
+u64x2_is_all_zero (u64x2 x)
+{
+ return !(vaddvq_u64 (x));
+}
+
+/* Converts all ones/zeros compare mask to bitmap. */
+always_inline u32
+u8x16_compare_byte_mask (u8x16 x)
+{
+ uint8x16_t mask_shift =
+ { -7, -6, -5, -4, -3, -2, -1, 0, -7, -6, -5, -4, -3, -2, -1, 0 };
+ uint8x16_t mask_and = vdupq_n_u8 (0x80);
+ x = vandq_u8 (x, mask_and);
+ x = vshlq_u8 (x, vreinterpretq_s8_u8 (mask_shift));
+ x = vpaddq_u8 (x, x);
+ x = vpaddq_u8 (x, x);
+ x = vpaddq_u8 (x, x);
+ return vgetq_lane_u8 (x, 0) | (vgetq_lane_u8 (x, 1) << 8);
+}
always_inline u32
u16x8_zero_byte_mask (u16x8 input)
return (u32) (vgetq_lane_u64 (merge3, 1) << 8) + vgetq_lane_u64 (merge3, 0);
}
+always_inline u32
+u8x16_zero_byte_mask (u8x16 input)
+{
+ return u16x8_zero_byte_mask ((u16x8) input);
+}
+
+always_inline u32
+u32x4_zero_byte_mask (u32x4 input)
+{
+ return u16x8_zero_byte_mask ((u16x8) input);
+}
+
+always_inline u32
+u64x2_zero_byte_mask (u64x2 input)
+{
+ return u16x8_zero_byte_mask ((u16x8) input);
+}
+
+
+
#endif /* included_vector_neon_h */
/*