| // 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 <assert.h> |
| |
| #include <arm_neon.h> |
| |
| #include <xnnpack/dwconv.h> |
| #include <xnnpack/math.h> |
| |
| |
| void xnn_f32_dwconv_spchw_ukernel_5x5s2p2__neonfma( |
| size_t input_height, |
| size_t input_width, |
| const float* input, |
| const float* weights, |
| const float* zero, |
| float* output, |
| uint32_t padding_top, |
| size_t input_tuple_stride, |
| size_t output_tuple_stride, |
| size_t input_width_stride, |
| size_t output_width_stride, |
| const union xnn_f32_spchw_params params[restrict XNN_MIN_ELEMENTS(1)]) |
| { |
| assert(input_width != 0); |
| assert(input_height != 0); |
| assert(padding_top >= 1 && padding_top <= 2); |
| |
| const size_t padded_input_height = input_height + padding_top + 2 /* padding_bottom */; |
| const size_t output_height = (padded_input_height - 5) / 2 + 1; |
| |
| const uint32x4_t vmask_even = vld1q_u32(params->neon.mask_even); |
| const uint32x4_t vmask_odd = vld1q_u32(params->neon.mask_odd); |
| const float32x4_t vmax = vld1q_dup_f32(¶ms->neon.max); |
| const float32x4_t vmin = vld1q_dup_f32(¶ms->neon.min); |
| |
| const size_t input_width_decrement_single = input_tuple_stride * ( (input_width - 1) / 4 + 1); |
| const size_t input_width_increment_single = input_width_stride - input_width_decrement_single; |
| const size_t input_width_increment_double= input_width_stride * 2 - input_width_decrement_single; |
| const size_t output_width_increment_single = output_width_stride - (input_width + 1) / 8 * output_tuple_stride; |
| |
| const float* i0; |
| const float* i1; |
| const float* i2; |
| const float* i3; |
| const float* i4; |
| |
| if (padding_top == 1) { |
| i0 = zero; |
| i1 = input; |
| i2 = (const float*) ((uintptr_t) i1 + input_width_stride); |
| i3 = (const float*) ((uintptr_t) i2 + input_width_stride); |
| i4 = (const float*) ((uintptr_t) i3 + input_width_stride); |
| if (input_height <= 3) { |
| i4 = zero; |
| } |
| if (input_height <= 2) { |
| i3 = zero; |
| } |
| if (input_height == 1) { |
| i2 = zero; |
| } |
| } else { |
| i0 = zero; |
| i1 = zero; |
| i2 = input; |
| i3 = (const float*) ((uintptr_t) i2 + input_width_stride); |
| i4 = (const float*) ((uintptr_t) i3 + input_width_stride); |
| if (input_height <= 2) { |
| i4 = zero; |
| } |
| if (input_height == 1) { |
| i3 = zero; |
| } |
| } |
| |
| float* output0 = output; |
| |
| const float32x4_t vw0123 = vld1q_f32(weights); |
| const float32x4_t vw4567 = vld1q_f32(weights + 4); |
| const float32x4_t vw89AB = vld1q_f32(weights + 8); |
| const float32x4_t vwCDEF = vld1q_f32(weights + 12); |
| const float32x4_t vwGHIJ = vld1q_f32(weights + 16); |
| const float32x4_t vwKLMN = vld1q_f32(weights + 20); |
| const float32x2_t vwOP = vld1_f32( weights + 24); |
| |
| size_t m = output_height; |
| do { |
| float32x4_t vi0x0123 = vmovq_n_f32(0.0f); |
| float32x4_t vi1x0123 = vmovq_n_f32(0.0f); |
| float32x4_t vi2x0123 = vmovq_n_f32(0.0f); |
| float32x4_t vi3x0123 = vmovq_n_f32(0.0f); |
| float32x4_t vi4x0123 = vmovq_n_f32(0.0f); |
| float32x4_t vi0x4567 = vld1q_f32(i0); i0 = (const float*) ((uintptr_t) i0 + input_tuple_stride); |
| float32x4_t vi1x4567 = vld1q_f32(i1); i1 = (const float*) ((uintptr_t) i1 + input_tuple_stride); |
| float32x4_t vi2x4567 = vld1q_f32(i2); i2 = (const float*) ((uintptr_t) i2 + input_tuple_stride); |
| float32x4_t vi3x4567 = vld1q_f32(i3); i3 = (const float*) ((uintptr_t) i3 + input_tuple_stride); |
| float32x4_t vi4x4567 = vld1q_f32(i4); i4 = (const float*) ((uintptr_t) i4 + input_tuple_stride); |
| |
| size_t k = input_width; |
| for (; k > 8; k -= 8) { |
| float32x4_t vo468Ap00 = vdupq_laneq_f32(vw0123, 0); |
| |
| float32x4_t vi0x89AB; |
| float32x4_t vi1x89AB; |
| float32x4_t vi2x89AB; |
| float32x4_t vi3x89AB; |
| float32x4_t vi4x89AB; |
| |
| vi0x89AB = vld1q_f32(i0); i0 = (const float*) ((uintptr_t) i0 + input_tuple_stride); |
| vi1x89AB = vld1q_f32(i1); i1 = (const float*) ((uintptr_t) i1 + input_tuple_stride); |
| vi2x89AB = vld1q_f32(i2); i2 = (const float*) ((uintptr_t) i2 + input_tuple_stride); |
| vi3x89AB = vld1q_f32(i3); i3 = (const float*) ((uintptr_t) i3 + input_tuple_stride); |
| vi4x89AB = vld1q_f32(i4); i4 = (const float*) ((uintptr_t) i4 + input_tuple_stride); |
| |
| float32x4_t vi0xCDEF; |
| float32x4_t vi1xCDEF; |
| float32x4_t vi2xCDEF; |
| float32x4_t vi3xCDEF; |
| float32x4_t vi4xCDEF; |
| |
| vi0xCDEF = vld1q_f32(i0); i0 = (const float*) ((uintptr_t) i0 + input_tuple_stride); |
| vi1xCDEF = vld1q_f32(i1); i1 = (const float*) ((uintptr_t) i1 + input_tuple_stride); |
| vi2xCDEF = vld1q_f32(i2); i2 = (const float*) ((uintptr_t) i2 + input_tuple_stride); |
| vi3xCDEF = vld1q_f32(i3); i3 = (const float*) ((uintptr_t) i3 + input_tuple_stride); |
| vi4xCDEF = vld1q_f32(i4); i4 = (const float*) ((uintptr_t) i4 + input_tuple_stride); |
| |
| float32x4_t vi0x468A = vuzp1q_f32(vi0x4567, vi0x89AB); |
| float32x4_t vi0x579B = vuzp2q_f32(vi0x4567, vi0x89AB); |
| float32x4_t vi1x468A = vuzp1q_f32(vi1x4567, vi1x89AB); |
| float32x4_t vi1x579B = vuzp2q_f32(vi1x4567, vi1x89AB); |
| float32x4_t vi2x468A = vuzp1q_f32(vi2x4567, vi2x89AB); |
| float32x4_t vi2x579B = vuzp2q_f32(vi2x4567, vi2x89AB); |
| float32x4_t vi3x468A = vuzp1q_f32(vi3x4567, vi3x89AB); |
| float32x4_t vi3x579B = vuzp2q_f32(vi3x4567, vi3x89AB); |
| float32x4_t vi4x468A = vuzp1q_f32(vi4x4567, vi4x89AB); |
| float32x4_t vi4x579B = vuzp2q_f32(vi4x4567, vi4x89AB); |
| |
| // middle tap |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi0x468A, vw0123, 3); |
| float32x4_t vo468Ap01 = vmulq_laneq_f32(vi1x468A, vw89AB, 0); |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi2x468A, vwCDEF, 1); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi3x468A, vwGHIJ, 2); |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi4x468A, vwKLMN, 3); |
| |
| // one left |
| const float32x4_t vi0x3579 = vextq_f32(vi0x0123, vi0x579B, 3); |
| const float32x4_t vi1x3579 = vextq_f32(vi1x0123, vi1x579B, 3); |
| const float32x4_t vi2x3579 = vextq_f32(vi2x0123, vi2x579B, 3); |
| const float32x4_t vi3x3579 = vextq_f32(vi3x0123, vi3x579B, 3); |
| const float32x4_t vi4x3579 = vextq_f32(vi4x0123, vi4x579B, 3); |
| |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi0x3579, vw0123, 2); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi1x3579, vw4567, 3); |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi2x3579, vwCDEF, 0); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi3x3579, vwGHIJ, 1); |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi4x3579, vwKLMN, 2); |
| |
| // two left |
| // getting the vector to use for the far left tap is annoying |
| // as we can't ext anything we currently have to get it. |
| // To do this, we get a bit ugly. Interpret the float 32x4 |
| // vector as int 64x2. Then left shift by 32. Interpret |
| // again as float 32x4. Now the right most bits are what we |
| // want them to be for the following ext. |
| const float32x4_t vi0x0012 = vreinterpretq_f32_u64(vshlq_n_u64(vreinterpretq_u64_f32(vi0x0123), 32)); |
| const float32x4_t vi1x0012 = vreinterpretq_f32_u64(vshlq_n_u64(vreinterpretq_u64_f32(vi1x0123), 32)); |
| const float32x4_t vi2x0012 = vreinterpretq_f32_u64(vshlq_n_u64(vreinterpretq_u64_f32(vi2x0123), 32)); |
| const float32x4_t vi3x0012 = vreinterpretq_f32_u64(vshlq_n_u64(vreinterpretq_u64_f32(vi3x0123), 32)); |
| const float32x4_t vi4x0012 = vreinterpretq_f32_u64(vshlq_n_u64(vreinterpretq_u64_f32(vi4x0123), 32)); |
| |
| const float32x4_t vi0x2468 = vextq_f32(vi0x0012, vi0x468A, 3); |
| const float32x4_t vi1x2468 = vextq_f32(vi1x0012, vi1x468A, 3); |
| const float32x4_t vi2x2468 = vextq_f32(vi2x0012, vi2x468A, 3); |
| const float32x4_t vi3x2468 = vextq_f32(vi3x0012, vi3x468A, 3); |
| const float32x4_t vi4x2468 = vextq_f32(vi4x0012, vi4x468A, 3); |
| |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi0x2468, vw0123, 1); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi1x2468, vw4567, 2); |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi2x2468, vw89AB, 3); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi3x2468, vwGHIJ, 0); |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi4x2468, vwKLMN, 1); |
| |
| vi0x0123 = vi0x89AB; |
| vi1x0123 = vi1x89AB; |
| vi2x0123 = vi2x89AB; |
| vi3x0123 = vi3x89AB; |
| vi4x0123 = vi4x89AB; |
| |
| // one right |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi0x579B, vw4567, 0); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi1x579B, vw89AB, 1); |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi2x579B, vwCDEF, 2); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi3x579B, vwGHIJ, 3); |
| vo468Ap00 = vfmaq_lane_f32( vo468Ap00, vi4x579B, vwOP, 0); |
| |
| // two right |
| const float32x4_t vi0x68AC = vextq_f32(vi0x468A, vi0xCDEF, 1); |
| const float32x4_t vi1x68AC = vextq_f32(vi1x468A, vi1xCDEF, 1); |
| const float32x4_t vi2x68AC = vextq_f32(vi2x468A, vi2xCDEF, 1); |
| const float32x4_t vi3x68AC = vextq_f32(vi3x468A, vi3xCDEF, 1); |
| const float32x4_t vi4x68AC = vextq_f32(vi4x468A, vi4xCDEF, 1); |
| |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi0x68AC, vw4567, 1); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi1x68AC, vw89AB, 2); |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi2x68AC, vwCDEF, 3); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi3x68AC, vwKLMN, 0); |
| vo468Ap00 = vfmaq_lane_f32( vo468Ap00, vi4x68AC, vwOP, 1); |
| |
| vi0x4567 = vi0xCDEF; |
| vi1x4567 = vi1xCDEF; |
| vi2x4567 = vi2xCDEF; |
| vi3x4567 = vi3xCDEF; |
| vi4x4567 = vi4xCDEF; |
| |
| float32x4_t vo0 = vaddq_f32(vo468Ap00, vo468Ap01); |
| |
| vo0 = vmaxq_f32(vo0, vmin); |
| vo0 = vminq_f32(vo0, vmax); |
| |
| size_t k_tmp = (k + 1) / 2; |
| if XNN_LIKELY(k_tmp >= 4) { |
| vst1q_f32(output0, vo0); |
| output0 = (float*) ((uintptr_t) output0 + output_tuple_stride); |
| } else { |
| float* output0_lo = output0; |
| float32x2_t vo0_lo = vget_low_f32(vo0); |
| if (k_tmp & 2) { |
| vst1_f32(output0_lo, vo0_lo); output0_lo += 2; |
| vo0_lo = vget_high_f32(vo0); |
| } |
| if (k_tmp & 1) { |
| vst1_lane_f32(output0_lo, vo0_lo, 0); |
| } |
| } |
| } |
| |
| { |
| float32x4_t vo468Ap00 = vdupq_laneq_f32(vw0123, 0); |
| |
| float32x4_t vi0x89AB; |
| float32x4_t vi1x89AB; |
| float32x4_t vi2x89AB; |
| float32x4_t vi3x89AB; |
| float32x4_t vi4x89AB; |
| |
| if XNN_LIKELY(k > 4) { |
| vi0x89AB = vld1q_f32(i0); i0 = (const float*) ((uintptr_t) i0 + input_tuple_stride); |
| vi1x89AB = vld1q_f32(i1); i1 = (const float*) ((uintptr_t) i1 + input_tuple_stride); |
| vi2x89AB = vld1q_f32(i2); i2 = (const float*) ((uintptr_t) i2 + input_tuple_stride); |
| vi3x89AB = vld1q_f32(i3); i3 = (const float*) ((uintptr_t) i3 + input_tuple_stride); |
| vi4x89AB = vld1q_f32(i4); i4 = (const float*) ((uintptr_t) i4 + input_tuple_stride); |
| } else { |
| vi0x89AB = vmovq_n_f32(0.f); |
| vi1x89AB = vmovq_n_f32(0.f); |
| vi2x89AB = vmovq_n_f32(0.f); |
| vi3x89AB = vmovq_n_f32(0.f); |
| vi4x89AB = vmovq_n_f32(0.f); |
| } |
| |
| float32x4_t vi0xCDEF; |
| float32x4_t vi1xCDEF; |
| float32x4_t vi2xCDEF; |
| float32x4_t vi3xCDEF; |
| float32x4_t vi4xCDEF; |
| |
| if XNN_LIKELY(k > 8) { |
| vi0xCDEF = vld1q_f32(i0); i0 = (const float*) ((uintptr_t) i0 + input_tuple_stride); |
| vi1xCDEF = vld1q_f32(i1); i1 = (const float*) ((uintptr_t) i1 + input_tuple_stride); |
| vi2xCDEF = vld1q_f32(i2); i2 = (const float*) ((uintptr_t) i2 + input_tuple_stride); |
| vi3xCDEF = vld1q_f32(i3); i3 = (const float*) ((uintptr_t) i3 + input_tuple_stride); |
| vi4xCDEF = vld1q_f32(i4); i4 = (const float*) ((uintptr_t) i4 + input_tuple_stride); |
| } else { |
| vi0xCDEF = vmovq_n_f32(0.f); |
| vi1xCDEF = vmovq_n_f32(0.f); |
| vi2xCDEF = vmovq_n_f32(0.f); |
| vi3xCDEF = vmovq_n_f32(0.f); |
| vi4xCDEF = vmovq_n_f32(0.f); |
| } |
| float32x4_t vi0x468A = vuzp1q_f32(vi0x4567, vi0x89AB); |
| float32x4_t vi0x579B = vuzp2q_f32(vi0x4567, vi0x89AB); |
| float32x4_t vi1x468A = vuzp1q_f32(vi1x4567, vi1x89AB); |
| float32x4_t vi1x579B = vuzp2q_f32(vi1x4567, vi1x89AB); |
| float32x4_t vi2x468A = vuzp1q_f32(vi2x4567, vi2x89AB); |
| float32x4_t vi2x579B = vuzp2q_f32(vi2x4567, vi2x89AB); |
| float32x4_t vi3x468A = vuzp1q_f32(vi3x4567, vi3x89AB); |
| float32x4_t vi3x579B = vuzp2q_f32(vi3x4567, vi3x89AB); |
| float32x4_t vi4x468A = vuzp1q_f32(vi4x4567, vi4x89AB); |
| float32x4_t vi4x579B = vuzp2q_f32(vi4x4567, vi4x89AB); |
| |
| vi0x468A = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi0x468A))); |
| vi1x468A = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi1x468A))); |
| vi2x468A = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi2x468A))); |
| vi3x468A = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi3x468A))); |
| vi4x468A = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi4x468A))); |
| |
| vi0x579B = vreinterpretq_f32_u32(vandq_u32(vmask_odd, vreinterpretq_u32_f32(vi0x579B))); |
| vi1x579B = vreinterpretq_f32_u32(vandq_u32(vmask_odd, vreinterpretq_u32_f32(vi1x579B))); |
| vi2x579B = vreinterpretq_f32_u32(vandq_u32(vmask_odd, vreinterpretq_u32_f32(vi2x579B))); |
| vi3x579B = vreinterpretq_f32_u32(vandq_u32(vmask_odd, vreinterpretq_u32_f32(vi3x579B))); |
| vi4x579B = vreinterpretq_f32_u32(vandq_u32(vmask_odd, vreinterpretq_u32_f32(vi4x579B))); |
| |
| // middle tap |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi0x468A, vw0123, 3); |
| float32x4_t vo468Ap01 = vmulq_laneq_f32(vi1x468A, vw89AB, 0); |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi2x468A, vwCDEF, 1); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi3x468A, vwGHIJ, 2); |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi4x468A, vwKLMN, 3); |
| |
| // one left |
| const float32x4_t vi0x3579 = vextq_f32(vi0x0123, vi0x579B, 3); |
| const float32x4_t vi1x3579 = vextq_f32(vi1x0123, vi1x579B, 3); |
| const float32x4_t vi2x3579 = vextq_f32(vi2x0123, vi2x579B, 3); |
| const float32x4_t vi3x3579 = vextq_f32(vi3x0123, vi3x579B, 3); |
| const float32x4_t vi4x3579 = vextq_f32(vi4x0123, vi4x579B, 3); |
| |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi0x3579, vw0123, 2); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi1x3579, vw4567, 3); |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi2x3579, vwCDEF, 0); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi3x3579, vwGHIJ, 1); |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi4x3579, vwKLMN, 2); |
| |
| // two left |
| // getting the vector to use for the far left tap is annoying |
| // as we can't ext anything we currently have to get it. |
| // To do this, we get a bit ugly. Interpret the float 32x4 |
| // vector as int 64x2. Then left shift by 32. Interpret |
| // again as float 32x4. Now the right most bits are what we |
| // want them to be for the following ext. |
| const float32x4_t vi0x0012 = vreinterpretq_f32_u64(vshlq_n_u64(vreinterpretq_u64_f32(vi0x0123), 32)); |
| const float32x4_t vi1x0012 = vreinterpretq_f32_u64(vshlq_n_u64(vreinterpretq_u64_f32(vi1x0123), 32)); |
| const float32x4_t vi2x0012 = vreinterpretq_f32_u64(vshlq_n_u64(vreinterpretq_u64_f32(vi2x0123), 32)); |
| const float32x4_t vi3x0012 = vreinterpretq_f32_u64(vshlq_n_u64(vreinterpretq_u64_f32(vi3x0123), 32)); |
| const float32x4_t vi4x0012 = vreinterpretq_f32_u64(vshlq_n_u64(vreinterpretq_u64_f32(vi4x0123), 32)); |
| |
| const float32x4_t vi0x2468 = vextq_f32(vi0x0012, vi0x468A, 3); |
| const float32x4_t vi1x2468 = vextq_f32(vi1x0012, vi1x468A, 3); |
| const float32x4_t vi2x2468 = vextq_f32(vi2x0012, vi2x468A, 3); |
| const float32x4_t vi3x2468 = vextq_f32(vi3x0012, vi3x468A, 3); |
| const float32x4_t vi4x2468 = vextq_f32(vi4x0012, vi4x468A, 3); |
| |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi0x2468, vw0123, 1); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi1x2468, vw4567, 2); |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi2x2468, vw89AB, 3); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi3x2468, vwGHIJ, 0); |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi4x2468, vwKLMN, 1); |
| |
| vi0x0123 = vi0x89AB; |
| vi1x0123 = vi1x89AB; |
| vi2x0123 = vi2x89AB; |
| vi3x0123 = vi3x89AB; |
| vi4x0123 = vi4x89AB; |
| |
| // one right |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi0x579B, vw4567, 0); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi1x579B, vw89AB, 1); |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi2x579B, vwCDEF, 2); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi3x579B, vwGHIJ, 3); |
| vo468Ap00 = vfmaq_lane_f32( vo468Ap00, vi4x579B, vwOP, 0); |
| |
| // two right |
| const float32x4_t vi0x68AC = vextq_f32(vi0x468A, vi0xCDEF, 1); |
| const float32x4_t vi1x68AC = vextq_f32(vi1x468A, vi1xCDEF, 1); |
| const float32x4_t vi2x68AC = vextq_f32(vi2x468A, vi2xCDEF, 1); |
| const float32x4_t vi3x68AC = vextq_f32(vi3x468A, vi3xCDEF, 1); |
| const float32x4_t vi4x68AC = vextq_f32(vi4x468A, vi4xCDEF, 1); |
| |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi0x68AC, vw4567, 1); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi1x68AC, vw89AB, 2); |
| vo468Ap00 = vfmaq_laneq_f32(vo468Ap00, vi2x68AC, vwCDEF, 3); |
| vo468Ap01 = vfmaq_laneq_f32(vo468Ap01, vi3x68AC, vwKLMN, 0); |
| vo468Ap00 = vfmaq_lane_f32( vo468Ap00, vi4x68AC, vwOP, 1); |
| |
| vi0x4567 = vi0xCDEF; |
| vi1x4567 = vi1xCDEF; |
| vi2x4567 = vi2xCDEF; |
| vi3x4567 = vi3xCDEF; |
| vi4x4567 = vi4xCDEF; |
| |
| float32x4_t vo0 = vaddq_f32(vo468Ap00, vo468Ap01); |
| |
| vo0 = vmaxq_f32(vo0, vmin); |
| vo0 = vminq_f32(vo0, vmax); |
| |
| size_t k_tmp = (k + 1) / 2; |
| if XNN_LIKELY(k_tmp >= 4) { |
| vst1q_f32(output0, vo0); |
| output0 = (float*) ((uintptr_t) output0 + output_tuple_stride); |
| } else { |
| float* output0_lo = output0; |
| float32x2_t vo0_lo = vget_low_f32(vo0); |
| if (k_tmp & 2) { |
| vst1_f32(output0_lo, vo0_lo); output0_lo += 2; |
| vo0_lo = vget_high_f32(vo0); |
| } |
| if (k_tmp & 1) { |
| vst1_lane_f32(output0_lo, vo0_lo, 0); |
| } |
| } |
| } |
| |
| i0 = (const float*) ((uintptr_t) i2 - input_width_decrement_single); |
| i1 = (const float*) ((uintptr_t) i2 + input_width_increment_single); |
| i2 = (const float*) ((uintptr_t) i2 + input_width_increment_double); |
| i3 = (const float*) ((uintptr_t) i3 + input_width_increment_double); |
| i4 = (const float*) ((uintptr_t) i4 + input_width_increment_double); |
| output0 = (float*) ((uintptr_t) output0 + output_width_increment_single); |
| m -= 1; |
| if (m == 1) { |
| i4 = zero; |
| // we mimic the following logic: |
| // if (padding_top == 2 && input_height % 2 == 1) { |
| // i3 = zero; |
| // } else if (padding_top == 1 && input_height % 2 == 0) { |
| // i3 = zero; |
| // } |
| // with: padding_top - 1 == input_height % 2 |
| if (padding_top - 1 == input_height % 2) { |
| i3 = zero; |
| } |
| } |
| } while (m > 0); |
| } |