diff options
Diffstat (limited to 'media/libvpx/libvpx/vpx_dsp/arm/highbd_vpx_convolve8_neon.c')
| -rw-r--r-- | media/libvpx/libvpx/vpx_dsp/arm/highbd_vpx_convolve8_neon.c | 931 |
1 files changed, 931 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/vpx_dsp/arm/highbd_vpx_convolve8_neon.c b/media/libvpx/libvpx/vpx_dsp/arm/highbd_vpx_convolve8_neon.c new file mode 100644 index 0000000000..47684473ca --- /dev/null +++ b/media/libvpx/libvpx/vpx_dsp/arm/highbd_vpx_convolve8_neon.c @@ -0,0 +1,931 @@ +/* + * Copyright (c) 2016 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <arm_neon.h> +#include <assert.h> + +#include "./vpx_config.h" +#include "./vpx_dsp_rtcd.h" +#include "vpx/vpx_integer.h" +#include "vpx_dsp/arm/transpose_neon.h" +#include "vpx_ports/mem.h" + +static INLINE void load_4x4(const int16_t *s, const ptrdiff_t p, + int16x4_t *const s0, int16x4_t *const s1, + int16x4_t *const s2, int16x4_t *const s3) { + *s0 = vld1_s16(s); + s += p; + *s1 = vld1_s16(s); + s += p; + *s2 = vld1_s16(s); + s += p; + *s3 = vld1_s16(s); +} + +static INLINE void load_8x4(const uint16_t *s, const ptrdiff_t p, + uint16x8_t *const s0, uint16x8_t *const s1, + uint16x8_t *const s2, uint16x8_t *const s3) { + *s0 = vld1q_u16(s); + s += p; + *s1 = vld1q_u16(s); + s += p; + *s2 = vld1q_u16(s); + s += p; + *s3 = vld1q_u16(s); +} + +static INLINE void load_8x8(const int16_t *s, const ptrdiff_t p, + int16x8_t *const s0, int16x8_t *const s1, + int16x8_t *const s2, int16x8_t *const s3, + int16x8_t *const s4, int16x8_t *const s5, + int16x8_t *const s6, int16x8_t *const s7) { + *s0 = vld1q_s16(s); + s += p; + *s1 = vld1q_s16(s); + s += p; + *s2 = vld1q_s16(s); + s += p; + *s3 = vld1q_s16(s); + s += p; + *s4 = vld1q_s16(s); + s += p; + *s5 = vld1q_s16(s); + s += p; + *s6 = vld1q_s16(s); + s += p; + *s7 = vld1q_s16(s); +} + +static INLINE void store_8x8(uint16_t *s, const ptrdiff_t p, + const uint16x8_t s0, const uint16x8_t s1, + const uint16x8_t s2, const uint16x8_t s3, + const uint16x8_t s4, const uint16x8_t s5, + const uint16x8_t s6, const uint16x8_t s7) { + vst1q_u16(s, s0); + s += p; + vst1q_u16(s, s1); + s += p; + vst1q_u16(s, s2); + s += p; + vst1q_u16(s, s3); + s += p; + vst1q_u16(s, s4); + s += p; + vst1q_u16(s, s5); + s += p; + vst1q_u16(s, s6); + s += p; + vst1q_u16(s, s7); +} + +static INLINE int32x4_t highbd_convolve8_4( + const int16x4_t s0, const int16x4_t s1, const int16x4_t s2, + const int16x4_t s3, const int16x4_t s4, const int16x4_t s5, + const int16x4_t s6, const int16x4_t s7, const int16x8_t filters) { + const int16x4_t filters_lo = vget_low_s16(filters); + const int16x4_t filters_hi = vget_high_s16(filters); + int32x4_t sum; + + sum = vmull_lane_s16(s0, filters_lo, 0); + sum = vmlal_lane_s16(sum, s1, filters_lo, 1); + sum = vmlal_lane_s16(sum, s2, filters_lo, 2); + sum = vmlal_lane_s16(sum, s3, filters_lo, 3); + sum = vmlal_lane_s16(sum, s4, filters_hi, 0); + sum = vmlal_lane_s16(sum, s5, filters_hi, 1); + sum = vmlal_lane_s16(sum, s6, filters_hi, 2); + sum = vmlal_lane_s16(sum, s7, filters_hi, 3); + return sum; +} + +static INLINE uint16x8_t +highbd_convolve8_8(const int16x8_t s0, const int16x8_t s1, const int16x8_t s2, + const int16x8_t s3, const int16x8_t s4, const int16x8_t s5, + const int16x8_t s6, const int16x8_t s7, + const int16x8_t filters, const uint16x8_t max) { + const int16x4_t filters_lo = vget_low_s16(filters); + const int16x4_t filters_hi = vget_high_s16(filters); + int32x4_t sum0, sum1; + uint16x8_t d; + + sum0 = vmull_lane_s16(vget_low_s16(s0), filters_lo, 0); + sum0 = vmlal_lane_s16(sum0, vget_low_s16(s1), filters_lo, 1); + sum0 = vmlal_lane_s16(sum0, vget_low_s16(s2), filters_lo, 2); + sum0 = vmlal_lane_s16(sum0, vget_low_s16(s3), filters_lo, 3); + sum0 = vmlal_lane_s16(sum0, vget_low_s16(s4), filters_hi, 0); + sum0 = vmlal_lane_s16(sum0, vget_low_s16(s5), filters_hi, 1); + sum0 = vmlal_lane_s16(sum0, vget_low_s16(s6), filters_hi, 2); + sum0 = vmlal_lane_s16(sum0, vget_low_s16(s7), filters_hi, 3); + sum1 = vmull_lane_s16(vget_high_s16(s0), filters_lo, 0); + sum1 = vmlal_lane_s16(sum1, vget_high_s16(s1), filters_lo, 1); + sum1 = vmlal_lane_s16(sum1, vget_high_s16(s2), filters_lo, 2); + sum1 = vmlal_lane_s16(sum1, vget_high_s16(s3), filters_lo, 3); + sum1 = vmlal_lane_s16(sum1, vget_high_s16(s4), filters_hi, 0); + sum1 = vmlal_lane_s16(sum1, vget_high_s16(s5), filters_hi, 1); + sum1 = vmlal_lane_s16(sum1, vget_high_s16(s6), filters_hi, 2); + sum1 = vmlal_lane_s16(sum1, vget_high_s16(s7), filters_hi, 3); + d = vcombine_u16(vqrshrun_n_s32(sum0, 7), vqrshrun_n_s32(sum1, 7)); + d = vminq_u16(d, max); + return d; +} + +void vpx_highbd_convolve8_horiz_neon(const uint16_t *src, ptrdiff_t src_stride, + uint16_t *dst, ptrdiff_t dst_stride, + const InterpKernel *filter, int x0_q4, + int x_step_q4, int y0_q4, int y_step_q4, + int w, int h, int bd) { + if (x_step_q4 != 16) { + vpx_highbd_convolve8_horiz_c(src, src_stride, dst, dst_stride, filter, + x0_q4, x_step_q4, y0_q4, y_step_q4, w, h, bd); + } else { + const int16x8_t filters = vld1q_s16(filter[x0_q4]); + const uint16x8_t max = vdupq_n_u16((1 << bd) - 1); + uint16x8_t t0, t1, t2, t3; + + assert(!((intptr_t)dst & 3)); + assert(!(dst_stride & 3)); + + src -= 3; + + if (h == 4) { + int16x4_t s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10; + int32x4_t d0, d1, d2, d3; + uint16x8_t d01, d23; + + __builtin_prefetch(src + 0 * src_stride); + __builtin_prefetch(src + 1 * src_stride); + __builtin_prefetch(src + 2 * src_stride); + __builtin_prefetch(src + 3 * src_stride); + load_8x4(src, src_stride, &t0, &t1, &t2, &t3); + transpose_u16_8x4(&t0, &t1, &t2, &t3); + s0 = vreinterpret_s16_u16(vget_low_u16(t0)); + s1 = vreinterpret_s16_u16(vget_low_u16(t1)); + s2 = vreinterpret_s16_u16(vget_low_u16(t2)); + s3 = vreinterpret_s16_u16(vget_low_u16(t3)); + s4 = vreinterpret_s16_u16(vget_high_u16(t0)); + s5 = vreinterpret_s16_u16(vget_high_u16(t1)); + s6 = vreinterpret_s16_u16(vget_high_u16(t2)); + __builtin_prefetch(dst + 0 * dst_stride); + __builtin_prefetch(dst + 1 * dst_stride); + __builtin_prefetch(dst + 2 * dst_stride); + __builtin_prefetch(dst + 3 * dst_stride); + src += 7; + + do { + load_4x4((const int16_t *)src, src_stride, &s7, &s8, &s9, &s10); + transpose_s16_4x4d(&s7, &s8, &s9, &s10); + + d0 = highbd_convolve8_4(s0, s1, s2, s3, s4, s5, s6, s7, filters); + d1 = highbd_convolve8_4(s1, s2, s3, s4, s5, s6, s7, s8, filters); + d2 = highbd_convolve8_4(s2, s3, s4, s5, s6, s7, s8, s9, filters); + d3 = highbd_convolve8_4(s3, s4, s5, s6, s7, s8, s9, s10, filters); + + d01 = vcombine_u16(vqrshrun_n_s32(d0, 7), vqrshrun_n_s32(d1, 7)); + d23 = vcombine_u16(vqrshrun_n_s32(d2, 7), vqrshrun_n_s32(d3, 7)); + d01 = vminq_u16(d01, max); + d23 = vminq_u16(d23, max); + transpose_u16_4x4q(&d01, &d23); + + vst1_u16(dst + 0 * dst_stride, vget_low_u16(d01)); + vst1_u16(dst + 1 * dst_stride, vget_low_u16(d23)); + vst1_u16(dst + 2 * dst_stride, vget_high_u16(d01)); + vst1_u16(dst + 3 * dst_stride, vget_high_u16(d23)); + + s0 = s4; + s1 = s5; + s2 = s6; + s3 = s7; + s4 = s8; + s5 = s9; + s6 = s10; + src += 4; + dst += 4; + w -= 4; + } while (w > 0); + } else { + int16x8_t t4, t5, t6, t7; + int16x8_t s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10; + uint16x8_t d0, d1, d2, d3; + + if (w == 4) { + do { + load_8x8((const int16_t *)src, src_stride, &s0, &s1, &s2, &s3, &s4, + &s5, &s6, &s7); + transpose_s16_8x8(&s0, &s1, &s2, &s3, &s4, &s5, &s6, &s7); + + load_8x8((const int16_t *)(src + 7), src_stride, &s7, &s8, &s9, &s10, + &t4, &t5, &t6, &t7); + src += 8 * src_stride; + __builtin_prefetch(dst + 0 * dst_stride); + __builtin_prefetch(dst + 1 * dst_stride); + __builtin_prefetch(dst + 2 * dst_stride); + __builtin_prefetch(dst + 3 * dst_stride); + __builtin_prefetch(dst + 4 * dst_stride); + __builtin_prefetch(dst + 5 * dst_stride); + __builtin_prefetch(dst + 6 * dst_stride); + __builtin_prefetch(dst + 7 * dst_stride); + transpose_s16_8x8(&s7, &s8, &s9, &s10, &t4, &t5, &t6, &t7); + + __builtin_prefetch(src + 0 * src_stride); + __builtin_prefetch(src + 1 * src_stride); + __builtin_prefetch(src + 2 * src_stride); + __builtin_prefetch(src + 3 * src_stride); + __builtin_prefetch(src + 4 * src_stride); + __builtin_prefetch(src + 5 * src_stride); + __builtin_prefetch(src + 6 * src_stride); + __builtin_prefetch(src + 7 * src_stride); + d0 = highbd_convolve8_8(s0, s1, s2, s3, s4, s5, s6, s7, filters, max); + d1 = highbd_convolve8_8(s1, s2, s3, s4, s5, s6, s7, s8, filters, max); + d2 = highbd_convolve8_8(s2, s3, s4, s5, s6, s7, s8, s9, filters, max); + d3 = + highbd_convolve8_8(s3, s4, s5, s6, s7, s8, s9, s10, filters, max); + + transpose_u16_8x4(&d0, &d1, &d2, &d3); + vst1_u16(dst, vget_low_u16(d0)); + dst += dst_stride; + vst1_u16(dst, vget_low_u16(d1)); + dst += dst_stride; + vst1_u16(dst, vget_low_u16(d2)); + dst += dst_stride; + vst1_u16(dst, vget_low_u16(d3)); + dst += dst_stride; + vst1_u16(dst, vget_high_u16(d0)); + dst += dst_stride; + vst1_u16(dst, vget_high_u16(d1)); + dst += dst_stride; + vst1_u16(dst, vget_high_u16(d2)); + dst += dst_stride; + vst1_u16(dst, vget_high_u16(d3)); + dst += dst_stride; + h -= 8; + } while (h > 0); + } else { + int width; + const uint16_t *s; + uint16_t *d; + int16x8_t s11, s12, s13, s14; + uint16x8_t d4, d5, d6, d7; + + do { + __builtin_prefetch(src + 0 * src_stride); + __builtin_prefetch(src + 1 * src_stride); + __builtin_prefetch(src + 2 * src_stride); + __builtin_prefetch(src + 3 * src_stride); + __builtin_prefetch(src + 4 * src_stride); + __builtin_prefetch(src + 5 * src_stride); + __builtin_prefetch(src + 6 * src_stride); + __builtin_prefetch(src + 7 * src_stride); + load_8x8((const int16_t *)src, src_stride, &s0, &s1, &s2, &s3, &s4, + &s5, &s6, &s7); + transpose_s16_8x8(&s0, &s1, &s2, &s3, &s4, &s5, &s6, &s7); + + width = w; + s = src + 7; + d = dst; + __builtin_prefetch(dst + 0 * dst_stride); + __builtin_prefetch(dst + 1 * dst_stride); + __builtin_prefetch(dst + 2 * dst_stride); + __builtin_prefetch(dst + 3 * dst_stride); + __builtin_prefetch(dst + 4 * dst_stride); + __builtin_prefetch(dst + 5 * dst_stride); + __builtin_prefetch(dst + 6 * dst_stride); + __builtin_prefetch(dst + 7 * dst_stride); + + do { + load_8x8((const int16_t *)s, src_stride, &s7, &s8, &s9, &s10, &s11, + &s12, &s13, &s14); + transpose_s16_8x8(&s7, &s8, &s9, &s10, &s11, &s12, &s13, &s14); + + d0 = highbd_convolve8_8(s0, s1, s2, s3, s4, s5, s6, s7, filters, + max); + d1 = highbd_convolve8_8(s1, s2, s3, s4, s5, s6, s7, s8, filters, + max); + d2 = highbd_convolve8_8(s2, s3, s4, s5, s6, s7, s8, s9, filters, + max); + d3 = highbd_convolve8_8(s3, s4, s5, s6, s7, s8, s9, s10, filters, + max); + d4 = highbd_convolve8_8(s4, s5, s6, s7, s8, s9, s10, s11, filters, + max); + d5 = highbd_convolve8_8(s5, s6, s7, s8, s9, s10, s11, s12, filters, + max); + d6 = highbd_convolve8_8(s6, s7, s8, s9, s10, s11, s12, s13, filters, + max); + d7 = highbd_convolve8_8(s7, s8, s9, s10, s11, s12, s13, s14, + filters, max); + + transpose_u16_8x8(&d0, &d1, &d2, &d3, &d4, &d5, &d6, &d7); + store_8x8(d, dst_stride, d0, d1, d2, d3, d4, d5, d6, d7); + + s0 = s8; + s1 = s9; + s2 = s10; + s3 = s11; + s4 = s12; + s5 = s13; + s6 = s14; + s += 8; + d += 8; + width -= 8; + } while (width > 0); + src += 8 * src_stride; + dst += 8 * dst_stride; + h -= 8; + } while (h > 0); + } + } + } +} + +void vpx_highbd_convolve8_avg_horiz_neon(const uint16_t *src, + ptrdiff_t src_stride, uint16_t *dst, + ptrdiff_t dst_stride, + const InterpKernel *filter, int x0_q4, + int x_step_q4, int y0_q4, + int y_step_q4, int w, int h, int bd) { + if (x_step_q4 != 16) { + vpx_highbd_convolve8_avg_horiz_c(src, src_stride, dst, dst_stride, filter, + x0_q4, x_step_q4, y0_q4, y_step_q4, w, h, + bd); + } else { + const int16x8_t filters = vld1q_s16(filter[x0_q4]); + const uint16x8_t max = vdupq_n_u16((1 << bd) - 1); + + assert(!((intptr_t)dst & 3)); + assert(!(dst_stride & 3)); + + src -= 3; + + if (h == 4) { + int16x4_t s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10; + int32x4_t d0, d1, d2, d3; + uint16x8_t t0, t1, t2, t3; + uint16x8_t d01, d23, t01, t23; + + __builtin_prefetch(src + 0 * src_stride); + __builtin_prefetch(src + 1 * src_stride); + __builtin_prefetch(src + 2 * src_stride); + __builtin_prefetch(src + 3 * src_stride); + load_8x4(src, src_stride, &t0, &t1, &t2, &t3); + transpose_u16_8x4(&t0, &t1, &t2, &t3); + s0 = vreinterpret_s16_u16(vget_low_u16(t0)); + s1 = vreinterpret_s16_u16(vget_low_u16(t1)); + s2 = vreinterpret_s16_u16(vget_low_u16(t2)); + s3 = vreinterpret_s16_u16(vget_low_u16(t3)); + s4 = vreinterpret_s16_u16(vget_high_u16(t0)); + s5 = vreinterpret_s16_u16(vget_high_u16(t1)); + s6 = vreinterpret_s16_u16(vget_high_u16(t2)); + __builtin_prefetch(dst + 0 * dst_stride); + __builtin_prefetch(dst + 1 * dst_stride); + __builtin_prefetch(dst + 2 * dst_stride); + __builtin_prefetch(dst + 3 * dst_stride); + src += 7; + + do { + load_4x4((const int16_t *)src, src_stride, &s7, &s8, &s9, &s10); + transpose_s16_4x4d(&s7, &s8, &s9, &s10); + + d0 = highbd_convolve8_4(s0, s1, s2, s3, s4, s5, s6, s7, filters); + d1 = highbd_convolve8_4(s1, s2, s3, s4, s5, s6, s7, s8, filters); + d2 = highbd_convolve8_4(s2, s3, s4, s5, s6, s7, s8, s9, filters); + d3 = highbd_convolve8_4(s3, s4, s5, s6, s7, s8, s9, s10, filters); + + t01 = vcombine_u16(vqrshrun_n_s32(d0, 7), vqrshrun_n_s32(d1, 7)); + t23 = vcombine_u16(vqrshrun_n_s32(d2, 7), vqrshrun_n_s32(d3, 7)); + t01 = vminq_u16(t01, max); + t23 = vminq_u16(t23, max); + transpose_u16_4x4q(&t01, &t23); + + d01 = vcombine_u16(vld1_u16(dst + 0 * dst_stride), + vld1_u16(dst + 2 * dst_stride)); + d23 = vcombine_u16(vld1_u16(dst + 1 * dst_stride), + vld1_u16(dst + 3 * dst_stride)); + d01 = vrhaddq_u16(d01, t01); + d23 = vrhaddq_u16(d23, t23); + + vst1_u16(dst + 0 * dst_stride, vget_low_u16(d01)); + vst1_u16(dst + 1 * dst_stride, vget_low_u16(d23)); + vst1_u16(dst + 2 * dst_stride, vget_high_u16(d01)); + vst1_u16(dst + 3 * dst_stride, vget_high_u16(d23)); + + s0 = s4; + s1 = s5; + s2 = s6; + s3 = s7; + s4 = s8; + s5 = s9; + s6 = s10; + src += 4; + dst += 4; + w -= 4; + } while (w > 0); + } else { + int16x8_t t4, t5, t6, t7; + int16x8_t s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10; + uint16x8_t d0, d1, d2, d3, t0, t1, t2, t3; + + if (w == 4) { + do { + load_8x8((const int16_t *)src, src_stride, &s0, &s1, &s2, &s3, &s4, + &s5, &s6, &s7); + transpose_s16_8x8(&s0, &s1, &s2, &s3, &s4, &s5, &s6, &s7); + + load_8x8((const int16_t *)(src + 7), src_stride, &s7, &s8, &s9, &s10, + &t4, &t5, &t6, &t7); + src += 8 * src_stride; + __builtin_prefetch(dst + 0 * dst_stride); + __builtin_prefetch(dst + 1 * dst_stride); + __builtin_prefetch(dst + 2 * dst_stride); + __builtin_prefetch(dst + 3 * dst_stride); + __builtin_prefetch(dst + 4 * dst_stride); + __builtin_prefetch(dst + 5 * dst_stride); + __builtin_prefetch(dst + 6 * dst_stride); + __builtin_prefetch(dst + 7 * dst_stride); + transpose_s16_8x8(&s7, &s8, &s9, &s10, &t4, &t5, &t6, &t7); + + __builtin_prefetch(src + 0 * src_stride); + __builtin_prefetch(src + 1 * src_stride); + __builtin_prefetch(src + 2 * src_stride); + __builtin_prefetch(src + 3 * src_stride); + __builtin_prefetch(src + 4 * src_stride); + __builtin_prefetch(src + 5 * src_stride); + __builtin_prefetch(src + 6 * src_stride); + __builtin_prefetch(src + 7 * src_stride); + t0 = highbd_convolve8_8(s0, s1, s2, s3, s4, s5, s6, s7, filters, max); + t1 = highbd_convolve8_8(s1, s2, s3, s4, s5, s6, s7, s8, filters, max); + t2 = highbd_convolve8_8(s2, s3, s4, s5, s6, s7, s8, s9, filters, max); + t3 = + highbd_convolve8_8(s3, s4, s5, s6, s7, s8, s9, s10, filters, max); + transpose_u16_8x4(&t0, &t1, &t2, &t3); + + d0 = vcombine_u16(vld1_u16(dst + 0 * dst_stride), + vld1_u16(dst + 4 * dst_stride)); + d1 = vcombine_u16(vld1_u16(dst + 1 * dst_stride), + vld1_u16(dst + 5 * dst_stride)); + d2 = vcombine_u16(vld1_u16(dst + 2 * dst_stride), + vld1_u16(dst + 6 * dst_stride)); + d3 = vcombine_u16(vld1_u16(dst + 3 * dst_stride), + vld1_u16(dst + 7 * dst_stride)); + d0 = vrhaddq_u16(d0, t0); + d1 = vrhaddq_u16(d1, t1); + d2 = vrhaddq_u16(d2, t2); + d3 = vrhaddq_u16(d3, t3); + + vst1_u16(dst, vget_low_u16(d0)); + dst += dst_stride; + vst1_u16(dst, vget_low_u16(d1)); + dst += dst_stride; + vst1_u16(dst, vget_low_u16(d2)); + dst += dst_stride; + vst1_u16(dst, vget_low_u16(d3)); + dst += dst_stride; + vst1_u16(dst, vget_high_u16(d0)); + dst += dst_stride; + vst1_u16(dst, vget_high_u16(d1)); + dst += dst_stride; + vst1_u16(dst, vget_high_u16(d2)); + dst += dst_stride; + vst1_u16(dst, vget_high_u16(d3)); + dst += dst_stride; + h -= 8; + } while (h > 0); + } else { + int width; + const uint16_t *s; + uint16_t *d; + int16x8_t s11, s12, s13, s14; + uint16x8_t d4, d5, d6, d7; + + do { + __builtin_prefetch(src + 0 * src_stride); + __builtin_prefetch(src + 1 * src_stride); + __builtin_prefetch(src + 2 * src_stride); + __builtin_prefetch(src + 3 * src_stride); + __builtin_prefetch(src + 4 * src_stride); + __builtin_prefetch(src + 5 * src_stride); + __builtin_prefetch(src + 6 * src_stride); + __builtin_prefetch(src + 7 * src_stride); + load_8x8((const int16_t *)src, src_stride, &s0, &s1, &s2, &s3, &s4, + &s5, &s6, &s7); + transpose_s16_8x8(&s0, &s1, &s2, &s3, &s4, &s5, &s6, &s7); + + width = w; + s = src + 7; + d = dst; + __builtin_prefetch(dst + 0 * dst_stride); + __builtin_prefetch(dst + 1 * dst_stride); + __builtin_prefetch(dst + 2 * dst_stride); + __builtin_prefetch(dst + 3 * dst_stride); + __builtin_prefetch(dst + 4 * dst_stride); + __builtin_prefetch(dst + 5 * dst_stride); + __builtin_prefetch(dst + 6 * dst_stride); + __builtin_prefetch(dst + 7 * dst_stride); + + do { + load_8x8((const int16_t *)s, src_stride, &s7, &s8, &s9, &s10, &s11, + &s12, &s13, &s14); + transpose_s16_8x8(&s7, &s8, &s9, &s10, &s11, &s12, &s13, &s14); + + d0 = highbd_convolve8_8(s0, s1, s2, s3, s4, s5, s6, s7, filters, + max); + d1 = highbd_convolve8_8(s1, s2, s3, s4, s5, s6, s7, s8, filters, + max); + d2 = highbd_convolve8_8(s2, s3, s4, s5, s6, s7, s8, s9, filters, + max); + d3 = highbd_convolve8_8(s3, s4, s5, s6, s7, s8, s9, s10, filters, + max); + d4 = highbd_convolve8_8(s4, s5, s6, s7, s8, s9, s10, s11, filters, + max); + d5 = highbd_convolve8_8(s5, s6, s7, s8, s9, s10, s11, s12, filters, + max); + d6 = highbd_convolve8_8(s6, s7, s8, s9, s10, s11, s12, s13, filters, + max); + d7 = highbd_convolve8_8(s7, s8, s9, s10, s11, s12, s13, s14, + filters, max); + + transpose_u16_8x8(&d0, &d1, &d2, &d3, &d4, &d5, &d6, &d7); + + d0 = vrhaddq_u16(d0, vld1q_u16(d + 0 * dst_stride)); + d1 = vrhaddq_u16(d1, vld1q_u16(d + 1 * dst_stride)); + d2 = vrhaddq_u16(d2, vld1q_u16(d + 2 * dst_stride)); + d3 = vrhaddq_u16(d3, vld1q_u16(d + 3 * dst_stride)); + d4 = vrhaddq_u16(d4, vld1q_u16(d + 4 * dst_stride)); + d5 = vrhaddq_u16(d5, vld1q_u16(d + 5 * dst_stride)); + d6 = vrhaddq_u16(d6, vld1q_u16(d + 6 * dst_stride)); + d7 = vrhaddq_u16(d7, vld1q_u16(d + 7 * dst_stride)); + + store_8x8(d, dst_stride, d0, d1, d2, d3, d4, d5, d6, d7); + + s0 = s8; + s1 = s9; + s2 = s10; + s3 = s11; + s4 = s12; + s5 = s13; + s6 = s14; + s += 8; + d += 8; + width -= 8; + } while (width > 0); + src += 8 * src_stride; + dst += 8 * dst_stride; + h -= 8; + } while (h > 0); + } + } + } +} + +void vpx_highbd_convolve8_vert_neon(const uint16_t *src, ptrdiff_t src_stride, + uint16_t *dst, ptrdiff_t dst_stride, + const InterpKernel *filter, int x0_q4, + int x_step_q4, int y0_q4, int y_step_q4, + int w, int h, int bd) { + if (y_step_q4 != 16) { + vpx_highbd_convolve8_vert_c(src, src_stride, dst, dst_stride, filter, x0_q4, + x_step_q4, y0_q4, y_step_q4, w, h, bd); + } else { + const int16x8_t filters = vld1q_s16(filter[y0_q4]); + const uint16x8_t max = vdupq_n_u16((1 << bd) - 1); + + assert(!((intptr_t)dst & 3)); + assert(!(dst_stride & 3)); + + src -= 3 * src_stride; + + if (w == 4) { + int16x4_t s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10; + int32x4_t d0, d1, d2, d3; + uint16x8_t d01, d23; + + s0 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s1 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s2 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s3 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s4 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s5 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s6 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + + do { + s7 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s8 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s9 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s10 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + + __builtin_prefetch(dst + 0 * dst_stride); + __builtin_prefetch(dst + 1 * dst_stride); + __builtin_prefetch(dst + 2 * dst_stride); + __builtin_prefetch(dst + 3 * dst_stride); + __builtin_prefetch(src + 0 * src_stride); + __builtin_prefetch(src + 1 * src_stride); + __builtin_prefetch(src + 2 * src_stride); + __builtin_prefetch(src + 3 * src_stride); + d0 = highbd_convolve8_4(s0, s1, s2, s3, s4, s5, s6, s7, filters); + d1 = highbd_convolve8_4(s1, s2, s3, s4, s5, s6, s7, s8, filters); + d2 = highbd_convolve8_4(s2, s3, s4, s5, s6, s7, s8, s9, filters); + d3 = highbd_convolve8_4(s3, s4, s5, s6, s7, s8, s9, s10, filters); + + d01 = vcombine_u16(vqrshrun_n_s32(d0, 7), vqrshrun_n_s32(d1, 7)); + d23 = vcombine_u16(vqrshrun_n_s32(d2, 7), vqrshrun_n_s32(d3, 7)); + d01 = vminq_u16(d01, max); + d23 = vminq_u16(d23, max); + vst1_u16(dst, vget_low_u16(d01)); + dst += dst_stride; + vst1_u16(dst, vget_high_u16(d01)); + dst += dst_stride; + vst1_u16(dst, vget_low_u16(d23)); + dst += dst_stride; + vst1_u16(dst, vget_high_u16(d23)); + dst += dst_stride; + + s0 = s4; + s1 = s5; + s2 = s6; + s3 = s7; + s4 = s8; + s5 = s9; + s6 = s10; + h -= 4; + } while (h > 0); + } else { + int height; + const uint16_t *s; + uint16_t *d; + int16x8_t s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10; + uint16x8_t d0, d1, d2, d3; + + do { + __builtin_prefetch(src + 0 * src_stride); + __builtin_prefetch(src + 1 * src_stride); + __builtin_prefetch(src + 2 * src_stride); + __builtin_prefetch(src + 3 * src_stride); + __builtin_prefetch(src + 4 * src_stride); + __builtin_prefetch(src + 5 * src_stride); + __builtin_prefetch(src + 6 * src_stride); + s = src; + s0 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s1 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s2 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s3 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s4 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s5 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s6 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + d = dst; + height = h; + + do { + s7 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s8 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s9 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s10 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + + __builtin_prefetch(d + 0 * dst_stride); + __builtin_prefetch(d + 1 * dst_stride); + __builtin_prefetch(d + 2 * dst_stride); + __builtin_prefetch(d + 3 * dst_stride); + __builtin_prefetch(s + 0 * src_stride); + __builtin_prefetch(s + 1 * src_stride); + __builtin_prefetch(s + 2 * src_stride); + __builtin_prefetch(s + 3 * src_stride); + d0 = highbd_convolve8_8(s0, s1, s2, s3, s4, s5, s6, s7, filters, max); + d1 = highbd_convolve8_8(s1, s2, s3, s4, s5, s6, s7, s8, filters, max); + d2 = highbd_convolve8_8(s2, s3, s4, s5, s6, s7, s8, s9, filters, max); + d3 = + highbd_convolve8_8(s3, s4, s5, s6, s7, s8, s9, s10, filters, max); + + vst1q_u16(d, d0); + d += dst_stride; + vst1q_u16(d, d1); + d += dst_stride; + vst1q_u16(d, d2); + d += dst_stride; + vst1q_u16(d, d3); + d += dst_stride; + + s0 = s4; + s1 = s5; + s2 = s6; + s3 = s7; + s4 = s8; + s5 = s9; + s6 = s10; + height -= 4; + } while (height > 0); + src += 8; + dst += 8; + w -= 8; + } while (w > 0); + } + } +} + +void vpx_highbd_convolve8_avg_vert_neon(const uint16_t *src, + ptrdiff_t src_stride, uint16_t *dst, + ptrdiff_t dst_stride, + const InterpKernel *filter, int x0_q4, + int x_step_q4, int y0_q4, int y_step_q4, + int w, int h, int bd) { + if (y_step_q4 != 16) { + vpx_highbd_convolve8_avg_vert_c(src, src_stride, dst, dst_stride, filter, + x0_q4, x_step_q4, y0_q4, y_step_q4, w, h, + bd); + } else { + const int16x8_t filters = vld1q_s16(filter[y0_q4]); + const uint16x8_t max = vdupq_n_u16((1 << bd) - 1); + + assert(!((intptr_t)dst & 3)); + assert(!(dst_stride & 3)); + + src -= 3 * src_stride; + + if (w == 4) { + int16x4_t s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10; + int32x4_t d0, d1, d2, d3; + uint16x8_t d01, d23, t01, t23; + + s0 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s1 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s2 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s3 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s4 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s5 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s6 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + + do { + s7 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s8 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s9 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + s10 = vreinterpret_s16_u16(vld1_u16(src)); + src += src_stride; + + __builtin_prefetch(dst + 0 * dst_stride); + __builtin_prefetch(dst + 1 * dst_stride); + __builtin_prefetch(dst + 2 * dst_stride); + __builtin_prefetch(dst + 3 * dst_stride); + __builtin_prefetch(src + 0 * src_stride); + __builtin_prefetch(src + 1 * src_stride); + __builtin_prefetch(src + 2 * src_stride); + __builtin_prefetch(src + 3 * src_stride); + d0 = highbd_convolve8_4(s0, s1, s2, s3, s4, s5, s6, s7, filters); + d1 = highbd_convolve8_4(s1, s2, s3, s4, s5, s6, s7, s8, filters); + d2 = highbd_convolve8_4(s2, s3, s4, s5, s6, s7, s8, s9, filters); + d3 = highbd_convolve8_4(s3, s4, s5, s6, s7, s8, s9, s10, filters); + + t01 = vcombine_u16(vqrshrun_n_s32(d0, 7), vqrshrun_n_s32(d1, 7)); + t23 = vcombine_u16(vqrshrun_n_s32(d2, 7), vqrshrun_n_s32(d3, 7)); + t01 = vminq_u16(t01, max); + t23 = vminq_u16(t23, max); + + d01 = vcombine_u16(vld1_u16(dst + 0 * dst_stride), + vld1_u16(dst + 1 * dst_stride)); + d23 = vcombine_u16(vld1_u16(dst + 2 * dst_stride), + vld1_u16(dst + 3 * dst_stride)); + d01 = vrhaddq_u16(d01, t01); + d23 = vrhaddq_u16(d23, t23); + + vst1_u16(dst, vget_low_u16(d01)); + dst += dst_stride; + vst1_u16(dst, vget_high_u16(d01)); + dst += dst_stride; + vst1_u16(dst, vget_low_u16(d23)); + dst += dst_stride; + vst1_u16(dst, vget_high_u16(d23)); + dst += dst_stride; + + s0 = s4; + s1 = s5; + s2 = s6; + s3 = s7; + s4 = s8; + s5 = s9; + s6 = s10; + h -= 4; + } while (h > 0); + } else { + int height; + const uint16_t *s; + uint16_t *d; + int16x8_t s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10; + uint16x8_t d0, d1, d2, d3, t0, t1, t2, t3; + + do { + __builtin_prefetch(src + 0 * src_stride); + __builtin_prefetch(src + 1 * src_stride); + __builtin_prefetch(src + 2 * src_stride); + __builtin_prefetch(src + 3 * src_stride); + __builtin_prefetch(src + 4 * src_stride); + __builtin_prefetch(src + 5 * src_stride); + __builtin_prefetch(src + 6 * src_stride); + s = src; + s0 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s1 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s2 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s3 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s4 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s5 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s6 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + d = dst; + height = h; + + do { + s7 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s8 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s9 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + s10 = vreinterpretq_s16_u16(vld1q_u16(s)); + s += src_stride; + + __builtin_prefetch(d + 0 * dst_stride); + __builtin_prefetch(d + 1 * dst_stride); + __builtin_prefetch(d + 2 * dst_stride); + __builtin_prefetch(d + 3 * dst_stride); + __builtin_prefetch(s + 0 * src_stride); + __builtin_prefetch(s + 1 * src_stride); + __builtin_prefetch(s + 2 * src_stride); + __builtin_prefetch(s + 3 * src_stride); + t0 = highbd_convolve8_8(s0, s1, s2, s3, s4, s5, s6, s7, filters, max); + t1 = highbd_convolve8_8(s1, s2, s3, s4, s5, s6, s7, s8, filters, max); + t2 = highbd_convolve8_8(s2, s3, s4, s5, s6, s7, s8, s9, filters, max); + t3 = + highbd_convolve8_8(s3, s4, s5, s6, s7, s8, s9, s10, filters, max); + + d0 = vld1q_u16(d + 0 * dst_stride); + d1 = vld1q_u16(d + 1 * dst_stride); + d2 = vld1q_u16(d + 2 * dst_stride); + d3 = vld1q_u16(d + 3 * dst_stride); + d0 = vrhaddq_u16(d0, t0); + d1 = vrhaddq_u16(d1, t1); + d2 = vrhaddq_u16(d2, t2); + d3 = vrhaddq_u16(d3, t3); + + vst1q_u16(d, d0); + d += dst_stride; + vst1q_u16(d, d1); + d += dst_stride; + vst1q_u16(d, d2); + d += dst_stride; + vst1q_u16(d, d3); + d += dst_stride; + + s0 = s4; + s1 = s5; + s2 = s6; + s3 = s7; + s4 = s8; + s5 = s9; + s6 = s10; + height -= 4; + } while (height > 0); + src += 8; + dst += 8; + w -= 8; + } while (w > 0); + } + } +} |