| // Copyright (c) Facebook, Inc. and its affiliates. |
| // All rights reserved. |
| // |
| // Copyright 2019 Google LLC |
| // |
| // This source code is licensed under the BSD-style license found in the |
| // LICENSE file in the root directory of this source tree. |
| |
| #include <arm_neon.h> |
| |
| #include <xnnpack/common.h> |
| #include <xnnpack/dwconv.h> |
| |
| |
| void xnn_qu8_dwconv_minmax_ukernel_up8x9__neon( |
| size_t channels, |
| size_t output_width, |
| const uint8_t** input, |
| const void* weights, |
| uint8_t* output, |
| size_t input_stride, |
| size_t output_increment, |
| size_t input_offset, |
| const uint8_t* zero, |
| const union xnn_qu8_gemm_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_DISABLE_TSAN |
| { |
| const uint8x8_t vkernel_zero_point = vld1_dup_u8((const uint8_t*) ¶ms->neon.kernel_zero_point); |
| const int32x4_t vmultiplier = vld1q_dup_s32(¶ms->neon.multiplier); |
| const int32x4_t vright_shift = vld1q_dup_s32(¶ms->neon.right_shift); |
| const int16x8_t voutput_zero_point = vld1q_dup_s16(¶ms->neon.output_zero_point); |
| const uint8x8_t voutput_min = vld1_dup_u8(¶ms->neon.output_min); |
| const uint8x8_t voutput_max = vld1_dup_u8(¶ms->neon.output_max); |
| |
| do { |
| const uint8_t* i0 = input[0]; |
| if XNN_UNPREDICTABLE(i0 != zero) { |
| i0 = (const uint8_t*) ((uintptr_t) i0 + input_offset); |
| } |
| const uint8_t* i1 = input[1]; |
| if XNN_UNPREDICTABLE(i1 != zero) { |
| i1 = (const uint8_t*) ((uintptr_t) i1 + input_offset); |
| } |
| const uint8_t* i2 = input[2]; |
| if XNN_UNPREDICTABLE(i2 != zero) { |
| i2 = (const uint8_t*) ((uintptr_t) i2 + input_offset); |
| } |
| const uint8_t* i3 = input[3]; |
| if XNN_UNPREDICTABLE(i3 != zero) { |
| i3 = (const uint8_t*) ((uintptr_t) i3 + input_offset); |
| } |
| const uint8_t* i4 = input[4]; |
| if XNN_UNPREDICTABLE(i4 != zero) { |
| i4 = (const uint8_t*) ((uintptr_t) i4 + input_offset); |
| } |
| const uint8_t* i5 = input[5]; |
| if XNN_UNPREDICTABLE(i5 != zero) { |
| i5 = (const uint8_t*) ((uintptr_t) i5 + input_offset); |
| } |
| const uint8_t* i6 = input[6]; |
| if XNN_UNPREDICTABLE(i6 != zero) { |
| i6 = (const uint8_t*) ((uintptr_t) i6 + input_offset); |
| } |
| const uint8_t* i7 = input[7]; |
| if XNN_UNPREDICTABLE(i7 != zero) { |
| i7 = (const uint8_t*) ((uintptr_t) i7 + input_offset); |
| } |
| const uint8_t* i8 = input[8]; |
| if XNN_UNPREDICTABLE(i8 != zero) { |
| i8 = (const uint8_t*) ((uintptr_t) i8 + input_offset); |
| } |
| |
| input = (const uint8_t**) ((uintptr_t) input + input_stride); |
| |
| size_t c = channels; |
| const void* w = weights; |
| for (; c >= 8; c -= 8) { |
| int32x4_t vaccX1_lo = vld1q_s32(w); w = (void*) ((uintptr_t) w + sizeof(int32x4_t)); |
| int32x4_t vaccX1_hi = vld1q_s32(w); w = (void*) ((uintptr_t) w + sizeof(int32x4_t)); |
| |
| const uint8x8_t vk0 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi0 = vld1_u8(i0); i0 += 8; |
| const int16x8_t vxk0 = vreinterpretq_s16_u16(vsubl_u8(vk0, vkernel_zero_point)); |
| const int16x8_t vxi0 = vreinterpretq_s16_u16(vmovl_u8(vi0)); |
| int32x4_t vaccX0_lo = vmull_s16(vget_low_s16(vxk0), vget_low_s16(vxi0)); |
| int32x4_t vaccX0_hi = vmull_s16(vget_high_s16(vxk0), vget_high_s16(vxi0)); |
| |
| const uint8x8_t vk1 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi1 = vld1_u8(i1); i1 += 8; |
| const int16x8_t vxk1 = vreinterpretq_s16_u16(vsubl_u8(vk1, vkernel_zero_point)); |
| const int16x8_t vxi1 = vreinterpretq_s16_u16(vmovl_u8(vi1)); |
| vaccX1_lo = vmlal_s16(vaccX1_lo, vget_low_s16(vxk1), vget_low_s16(vxi1)); |
| vaccX1_hi = vmlal_s16(vaccX1_hi, vget_high_s16(vxk1), vget_high_s16(vxi1)); |
| |
| const uint8x8_t vk2 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi2 = vld1_u8(i2); i2 += 8; |
| const int16x8_t vxk2 = vreinterpretq_s16_u16(vsubl_u8(vk2, vkernel_zero_point)); |
| const int16x8_t vxi2 = vreinterpretq_s16_u16(vmovl_u8(vi2)); |
| vaccX0_lo = vmlal_s16(vaccX0_lo, vget_low_s16(vxk2), vget_low_s16(vxi2)); |
| vaccX0_hi = vmlal_s16(vaccX0_hi, vget_high_s16(vxk2), vget_high_s16(vxi2)); |
| |
| const uint8x8_t vk3 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi3 = vld1_u8(i3); i3 += 8; |
| const int16x8_t vxk3 = vreinterpretq_s16_u16(vsubl_u8(vk3, vkernel_zero_point)); |
| const int16x8_t vxi3 = vreinterpretq_s16_u16(vmovl_u8(vi3)); |
| vaccX1_lo = vmlal_s16(vaccX1_lo, vget_low_s16(vxk3), vget_low_s16(vxi3)); |
| vaccX1_hi = vmlal_s16(vaccX1_hi, vget_high_s16(vxk3), vget_high_s16(vxi3)); |
| |
| const uint8x8_t vk4 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi4 = vld1_u8(i4); i4 += 8; |
| const int16x8_t vxk4 = vreinterpretq_s16_u16(vsubl_u8(vk4, vkernel_zero_point)); |
| const int16x8_t vxi4 = vreinterpretq_s16_u16(vmovl_u8(vi4)); |
| vaccX0_lo = vmlal_s16(vaccX0_lo, vget_low_s16(vxk4), vget_low_s16(vxi4)); |
| vaccX0_hi = vmlal_s16(vaccX0_hi, vget_high_s16(vxk4), vget_high_s16(vxi4)); |
| |
| const uint8x8_t vk5 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi5 = vld1_u8(i5); i5 += 8; |
| const int16x8_t vxk5 = vreinterpretq_s16_u16(vsubl_u8(vk5, vkernel_zero_point)); |
| const int16x8_t vxi5 = vreinterpretq_s16_u16(vmovl_u8(vi5)); |
| vaccX1_lo = vmlal_s16(vaccX1_lo, vget_low_s16(vxk5), vget_low_s16(vxi5)); |
| vaccX1_hi = vmlal_s16(vaccX1_hi, vget_high_s16(vxk5), vget_high_s16(vxi5)); |
| |
| const uint8x8_t vk6 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi6 = vld1_u8(i6); i6 += 8; |
| const int16x8_t vxk6 = vreinterpretq_s16_u16(vsubl_u8(vk6, vkernel_zero_point)); |
| const int16x8_t vxi6 = vreinterpretq_s16_u16(vmovl_u8(vi6)); |
| vaccX0_lo = vmlal_s16(vaccX0_lo, vget_low_s16(vxk6), vget_low_s16(vxi6)); |
| vaccX0_hi = vmlal_s16(vaccX0_hi, vget_high_s16(vxk6), vget_high_s16(vxi6)); |
| |
| const uint8x8_t vk7 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi7 = vld1_u8(i7); i7 += 8; |
| const int16x8_t vxk7 = vreinterpretq_s16_u16(vsubl_u8(vk7, vkernel_zero_point)); |
| const int16x8_t vxi7 = vreinterpretq_s16_u16(vmovl_u8(vi7)); |
| vaccX1_lo = vmlal_s16(vaccX1_lo, vget_low_s16(vxk7), vget_low_s16(vxi7)); |
| vaccX1_hi = vmlal_s16(vaccX1_hi, vget_high_s16(vxk7), vget_high_s16(vxi7)); |
| |
| const uint8x8_t vk8 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi8 = vld1_u8(i8); i8 += 8; |
| const int16x8_t vxk8 = vreinterpretq_s16_u16(vsubl_u8(vk8, vkernel_zero_point)); |
| const int16x8_t vxi8 = vreinterpretq_s16_u16(vmovl_u8(vi8)); |
| vaccX0_lo = vmlal_s16(vaccX0_lo, vget_low_s16(vxk8), vget_low_s16(vxi8)); |
| vaccX0_hi = vmlal_s16(vaccX0_hi, vget_high_s16(vxk8), vget_high_s16(vxi8)); |
| |
| int32x4_t vacc_lo = vaddq_s32(vaccX0_lo, vaccX1_lo); |
| int32x4_t vacc_hi = vaddq_s32(vaccX0_hi, vaccX1_hi); |
| |
| vacc_lo = vqrdmulhq_s32(vacc_lo, vmultiplier); |
| vacc_hi = vqrdmulhq_s32(vacc_hi, vmultiplier); |
| |
| const int32x4_t vzero_shift_mask = vreinterpretq_s32_u32(vceqq_s32(vright_shift, vmovq_n_s32(0))); |
| vacc_lo = vsraq_n_s32(vacc_lo, vbicq_s32(vacc_lo, vzero_shift_mask), 31); |
| vacc_hi = vsraq_n_s32(vacc_hi, vbicq_s32(vacc_hi, vzero_shift_mask), 31); |
| |
| vacc_lo = vrshlq_s32(vacc_lo, vright_shift); |
| vacc_hi = vrshlq_s32(vacc_hi, vright_shift); |
| |
| #if XNN_ARCH_ARM64 |
| const int16x8_t vacc = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc_lo), vacc_hi), voutput_zero_point); |
| #else |
| const int16x8_t vacc = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc_lo), vqmovn_s32(vacc_hi)), voutput_zero_point); |
| #endif |
| uint8x8_t vout = vqmovun_s16(vacc); |
| vout = vmax_u8(vout, voutput_min); |
| vout = vmin_u8(vout, voutput_max); |
| |
| vst1_u8(output, vout); output += 8; |
| } |
| if (c != 0) { |
| int32x4_t vaccX1_lo = vld1q_s32(w); w = (void*) ((uintptr_t) w + sizeof(int32x4_t)); |
| int32x4_t vaccX1_hi = vld1q_s32(w); w = (void*) ((uintptr_t) w + sizeof(int32x4_t)); |
| |
| const uint8x8_t vk0 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi0 = vld1_u8(i0); |
| const int16x8_t vxk0 = vreinterpretq_s16_u16(vsubl_u8(vk0, vkernel_zero_point)); |
| const int16x8_t vxi0 = vreinterpretq_s16_u16(vmovl_u8(vi0)); |
| int32x4_t vaccX0_lo = vmull_s16(vget_low_s16(vxk0), vget_low_s16(vxi0)); |
| int32x4_t vaccX0_hi = vmull_s16(vget_high_s16(vxk0), vget_high_s16(vxi0)); |
| |
| const uint8x8_t vk1 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi1 = vld1_u8(i1); |
| const int16x8_t vxk1 = vreinterpretq_s16_u16(vsubl_u8(vk1, vkernel_zero_point)); |
| const int16x8_t vxi1 = vreinterpretq_s16_u16(vmovl_u8(vi1)); |
| vaccX1_lo = vmlal_s16(vaccX1_lo, vget_low_s16(vxk1), vget_low_s16(vxi1)); |
| vaccX1_hi = vmlal_s16(vaccX1_hi, vget_high_s16(vxk1), vget_high_s16(vxi1)); |
| |
| const uint8x8_t vk2 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi2 = vld1_u8(i2); |
| const int16x8_t vxk2 = vreinterpretq_s16_u16(vsubl_u8(vk2, vkernel_zero_point)); |
| const int16x8_t vxi2 = vreinterpretq_s16_u16(vmovl_u8(vi2)); |
| vaccX0_lo = vmlal_s16(vaccX0_lo, vget_low_s16(vxk2), vget_low_s16(vxi2)); |
| vaccX0_hi = vmlal_s16(vaccX0_hi, vget_high_s16(vxk2), vget_high_s16(vxi2)); |
| |
| const uint8x8_t vk3 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi3 = vld1_u8(i3); |
| const int16x8_t vxk3 = vreinterpretq_s16_u16(vsubl_u8(vk3, vkernel_zero_point)); |
| const int16x8_t vxi3 = vreinterpretq_s16_u16(vmovl_u8(vi3)); |
| vaccX1_lo = vmlal_s16(vaccX1_lo, vget_low_s16(vxk3), vget_low_s16(vxi3)); |
| vaccX1_hi = vmlal_s16(vaccX1_hi, vget_high_s16(vxk3), vget_high_s16(vxi3)); |
| |
| const uint8x8_t vk4 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi4 = vld1_u8(i4); |
| const int16x8_t vxk4 = vreinterpretq_s16_u16(vsubl_u8(vk4, vkernel_zero_point)); |
| const int16x8_t vxi4 = vreinterpretq_s16_u16(vmovl_u8(vi4)); |
| vaccX0_lo = vmlal_s16(vaccX0_lo, vget_low_s16(vxk4), vget_low_s16(vxi4)); |
| vaccX0_hi = vmlal_s16(vaccX0_hi, vget_high_s16(vxk4), vget_high_s16(vxi4)); |
| |
| const uint8x8_t vk5 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi5 = vld1_u8(i5); |
| const int16x8_t vxk5 = vreinterpretq_s16_u16(vsubl_u8(vk5, vkernel_zero_point)); |
| const int16x8_t vxi5 = vreinterpretq_s16_u16(vmovl_u8(vi5)); |
| vaccX1_lo = vmlal_s16(vaccX1_lo, vget_low_s16(vxk5), vget_low_s16(vxi5)); |
| vaccX1_hi = vmlal_s16(vaccX1_hi, vget_high_s16(vxk5), vget_high_s16(vxi5)); |
| |
| const uint8x8_t vk6 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi6 = vld1_u8(i6); |
| const int16x8_t vxk6 = vreinterpretq_s16_u16(vsubl_u8(vk6, vkernel_zero_point)); |
| const int16x8_t vxi6 = vreinterpretq_s16_u16(vmovl_u8(vi6)); |
| vaccX0_lo = vmlal_s16(vaccX0_lo, vget_low_s16(vxk6), vget_low_s16(vxi6)); |
| vaccX0_hi = vmlal_s16(vaccX0_hi, vget_high_s16(vxk6), vget_high_s16(vxi6)); |
| |
| const uint8x8_t vk7 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const uint8x8_t vi7 = vld1_u8(i7); |
| const int16x8_t vxk7 = vreinterpretq_s16_u16(vsubl_u8(vk7, vkernel_zero_point)); |
| const int16x8_t vxi7 = vreinterpretq_s16_u16(vmovl_u8(vi7)); |
| vaccX1_lo = vmlal_s16(vaccX1_lo, vget_low_s16(vxk7), vget_low_s16(vxi7)); |
| vaccX1_hi = vmlal_s16(vaccX1_hi, vget_high_s16(vxk7), vget_high_s16(vxi7)); |
| |
| const uint8x8_t vk8 = vld1_u8(w); |
| const uint8x8_t vi8 = vld1_u8(i8); |
| const int16x8_t vxk8 = vreinterpretq_s16_u16(vsubl_u8(vk8, vkernel_zero_point)); |
| const int16x8_t vxi8 = vreinterpretq_s16_u16(vmovl_u8(vi8)); |
| vaccX0_lo = vmlal_s16(vaccX0_lo, vget_low_s16(vxk8), vget_low_s16(vxi8)); |
| vaccX0_hi = vmlal_s16(vaccX0_hi, vget_high_s16(vxk8), vget_high_s16(vxi8)); |
| |
| int32x4_t vacc_lo = vaddq_s32(vaccX0_lo, vaccX1_lo); |
| int32x4_t vacc_hi = vaddq_s32(vaccX0_hi, vaccX1_hi); |
| |
| vacc_lo = vqrdmulhq_s32(vacc_lo, vmultiplier); |
| vacc_hi = vqrdmulhq_s32(vacc_hi, vmultiplier); |
| |
| const int32x4_t vzero_shift_mask = vreinterpretq_s32_u32(vceqq_s32(vright_shift, vmovq_n_s32(0))); |
| vacc_lo = vsraq_n_s32(vacc_lo, vbicq_s32(vacc_lo, vzero_shift_mask), 31); |
| vacc_hi = vsraq_n_s32(vacc_hi, vbicq_s32(vacc_hi, vzero_shift_mask), 31); |
| |
| vacc_lo = vrshlq_s32(vacc_lo, vright_shift); |
| vacc_hi = vrshlq_s32(vacc_hi, vright_shift); |
| |
| #if XNN_ARCH_ARM64 |
| const int16x8_t vacc = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc_lo), vacc_hi), voutput_zero_point); |
| #else |
| const int16x8_t vacc = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc_lo), vqmovn_s32(vacc_hi)), voutput_zero_point); |
| #endif |
| uint8x8_t vout = vqmovun_s16(vacc); |
| vout = vmax_u8(vout, voutput_min); |
| vout = vmin_u8(vout, voutput_max); |
| |
| if (c & 4) { |
| vst1_lane_u32(__builtin_assume_aligned(output, 1), vreinterpret_u32_u8(vout), 0); output += 4; |
| vout = vext_u8(vout, vout, 4); |
| } |
| if (c & 2) { |
| vst1_lane_u16(__builtin_assume_aligned(output, 1), vreinterpret_u16_u8(vout), 0); output += 2; |
| vout = vext_u8(vout, vout, 2); |
| } |
| if (c & 1) { |
| vst1_lane_u8(__builtin_assume_aligned(output, 1), vout, 0); output++; |
| } |
| } |
| |
| output = (uint8_t*) ((uintptr_t) output + output_increment); |
| } while (--output_width != 0); |
| } |