| // 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 <assert.h> |
| |
| #include <arm_neon.h> |
| |
| #include <xnnpack/common.h> |
| #include <xnnpack/igemm.h> |
| |
| |
| void xnn_q8_igemm_ukernel_4x8__neon( |
| size_t mr, |
| size_t nc, |
| size_t kc, |
| size_t ks, |
| const uint8_t** restrict a, |
| const void* restrict w, |
| uint8_t* restrict c, |
| size_t cm_stride, |
| size_t cn_stride, |
| size_t a_offset, |
| const uint8_t* zero, |
| const union xnn_q8_gemm_params params[restrict static 1]) |
| { |
| assert(mr != 0); |
| assert(mr <= 4); |
| assert(nc != 0); |
| assert(kc != 0); |
| assert(ks != 0); |
| assert(ks % (4 * sizeof(void*)) == 0); |
| |
| uint8_t* c0 = c; |
| uint8_t* c1 = (uint8_t*) ((uintptr_t) c0 + cm_stride); |
| if XNN_UNPREDICTABLE(mr < 2) { |
| c1 = c0; |
| } |
| uint8_t* c2 = (uint8_t*) ((uintptr_t) c1 + cm_stride); |
| if XNN_UNPREDICTABLE(mr <= 2) { |
| c2 = c1; |
| } |
| uint8_t* c3 = (uint8_t*) ((uintptr_t) c2 + cm_stride); |
| if (mr != 4) { |
| c3 = c2; |
| } |
| |
| const uint8x8_t vb_zero_point = vld1_dup_u8((const uint8_t*) ¶ms->neon.kernel_zero_point); |
| |
| do { |
| int32x4_t vacc0x0123 = vld1q_s32(w); w = (void*) ((uintptr_t) w + sizeof(int32x4_t)); |
| int32x4_t vacc0x4567 = vld1q_s32(w); w = (void*) ((uintptr_t) w + sizeof(int32x4_t)); |
| int32x4_t vacc1x0123 = vacc0x0123; |
| int32x4_t vacc1x4567 = vacc0x4567; |
| int32x4_t vacc2x0123 = vacc0x0123; |
| int32x4_t vacc2x4567 = vacc0x4567; |
| int32x4_t vacc3x0123 = vacc0x0123; |
| int32x4_t vacc3x4567 = vacc0x4567; |
| |
| size_t p = ks; |
| do { |
| const uint8_t* restrict a0 = a[0]; |
| if XNN_UNPREDICTABLE(a0 != zero) { |
| a0 = (const uint8_t*) ((uintptr_t) a0 + a_offset); |
| } |
| const uint8_t* restrict a1 = a[1]; |
| if XNN_UNPREDICTABLE(a1 != zero) { |
| a1 = (const uint8_t*) ((uintptr_t) a1 + a_offset); |
| } |
| const uint8_t* restrict a2 = a[2]; |
| if XNN_UNPREDICTABLE(a2 != zero) { |
| a2 = (const uint8_t*) ((uintptr_t) a2 + a_offset); |
| } |
| const uint8_t* restrict a3 = a[3]; |
| if XNN_UNPREDICTABLE(a3 != zero) { |
| a3 = (const uint8_t*) ((uintptr_t) a3 + a_offset); |
| } |
| a += 4; |
| |
| size_t k = kc; |
| while (k >= 8 * sizeof(uint8_t)) { |
| const uint8x8_t va0 = vld1_u8(a0); a0 += 8; |
| const uint8x8_t va1 = vld1_u8(a1); a1 += 8; |
| const uint8x8_t va2 = vld1_u8(a2); a2 += 8; |
| const uint8x8_t va3 = vld1_u8(a3); a3 += 8; |
| const int16x8_t vxa0 = vreinterpretq_s16_u16(vmovl_u8(va0)); |
| const int16x8_t vxa1 = vreinterpretq_s16_u16(vmovl_u8(va1)); |
| const int16x8_t vxa2 = vreinterpretq_s16_u16(vmovl_u8(va2)); |
| const int16x8_t vxa3 = vreinterpretq_s16_u16(vmovl_u8(va3)); |
| |
| { |
| const uint8x8_t vb01234567 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const int16x8_t vxb01234567 = vreinterpretq_s16_u16(vsubl_u8(vb01234567, vb_zero_point)); |
| |
| vacc0x0123 = vmlal_lane_s16(vacc0x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa0), 0); |
| vacc0x4567 = vmlal_lane_s16(vacc0x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa0), 0); |
| vacc1x0123 = vmlal_lane_s16(vacc1x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa1), 0); |
| vacc1x4567 = vmlal_lane_s16(vacc1x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa1), 0); |
| vacc2x0123 = vmlal_lane_s16(vacc2x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa2), 0); |
| vacc2x4567 = vmlal_lane_s16(vacc2x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa2), 0); |
| vacc3x0123 = vmlal_lane_s16(vacc3x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa3), 0); |
| vacc3x4567 = vmlal_lane_s16(vacc3x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa3), 0); |
| } |
| |
| { |
| const uint8x8_t vb01234567 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const int16x8_t vxb01234567 = vreinterpretq_s16_u16(vsubl_u8(vb01234567, vb_zero_point)); |
| |
| vacc0x0123 = vmlal_lane_s16(vacc0x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa0), 1); |
| vacc0x4567 = vmlal_lane_s16(vacc0x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa0), 1); |
| vacc1x0123 = vmlal_lane_s16(vacc1x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa1), 1); |
| vacc1x4567 = vmlal_lane_s16(vacc1x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa1), 1); |
| vacc2x0123 = vmlal_lane_s16(vacc2x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa2), 1); |
| vacc2x4567 = vmlal_lane_s16(vacc2x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa2), 1); |
| vacc3x0123 = vmlal_lane_s16(vacc3x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa3), 1); |
| vacc3x4567 = vmlal_lane_s16(vacc3x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa3), 1); |
| } |
| |
| { |
| const uint8x8_t vb01234567 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const int16x8_t vxb01234567 = vreinterpretq_s16_u16(vsubl_u8(vb01234567, vb_zero_point)); |
| |
| vacc0x0123 = vmlal_lane_s16(vacc0x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa0), 2); |
| vacc0x4567 = vmlal_lane_s16(vacc0x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa0), 2); |
| vacc1x0123 = vmlal_lane_s16(vacc1x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa1), 2); |
| vacc1x4567 = vmlal_lane_s16(vacc1x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa1), 2); |
| vacc2x0123 = vmlal_lane_s16(vacc2x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa2), 2); |
| vacc2x4567 = vmlal_lane_s16(vacc2x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa2), 2); |
| vacc3x0123 = vmlal_lane_s16(vacc3x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa3), 2); |
| vacc3x4567 = vmlal_lane_s16(vacc3x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa3), 2); |
| } |
| |
| { |
| const uint8x8_t vb01234567 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const int16x8_t vxb01234567 = vreinterpretq_s16_u16(vsubl_u8(vb01234567, vb_zero_point)); |
| |
| vacc0x0123 = vmlal_lane_s16(vacc0x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa0), 3); |
| vacc0x4567 = vmlal_lane_s16(vacc0x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa0), 3); |
| vacc1x0123 = vmlal_lane_s16(vacc1x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa1), 3); |
| vacc1x4567 = vmlal_lane_s16(vacc1x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa1), 3); |
| vacc2x0123 = vmlal_lane_s16(vacc2x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa2), 3); |
| vacc2x4567 = vmlal_lane_s16(vacc2x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa2), 3); |
| vacc3x0123 = vmlal_lane_s16(vacc3x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa3), 3); |
| vacc3x4567 = vmlal_lane_s16(vacc3x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa3), 3); |
| } |
| |
| { |
| const uint8x8_t vb01234567 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const int16x8_t vxb01234567 = vreinterpretq_s16_u16(vsubl_u8(vb01234567, vb_zero_point)); |
| |
| vacc0x0123 = vmlal_lane_s16(vacc0x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa0), 0); |
| vacc0x4567 = vmlal_lane_s16(vacc0x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa0), 0); |
| vacc1x0123 = vmlal_lane_s16(vacc1x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa1), 0); |
| vacc1x4567 = vmlal_lane_s16(vacc1x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa1), 0); |
| vacc2x0123 = vmlal_lane_s16(vacc2x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa2), 0); |
| vacc2x4567 = vmlal_lane_s16(vacc2x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa2), 0); |
| vacc3x0123 = vmlal_lane_s16(vacc3x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa3), 0); |
| vacc3x4567 = vmlal_lane_s16(vacc3x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa3), 0); |
| } |
| |
| { |
| const uint8x8_t vb01234567 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const int16x8_t vxb01234567 = vreinterpretq_s16_u16(vsubl_u8(vb01234567, vb_zero_point)); |
| |
| vacc0x0123 = vmlal_lane_s16(vacc0x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa0), 1); |
| vacc0x4567 = vmlal_lane_s16(vacc0x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa0), 1); |
| vacc1x0123 = vmlal_lane_s16(vacc1x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa1), 1); |
| vacc1x4567 = vmlal_lane_s16(vacc1x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa1), 1); |
| vacc2x0123 = vmlal_lane_s16(vacc2x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa2), 1); |
| vacc2x4567 = vmlal_lane_s16(vacc2x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa2), 1); |
| vacc3x0123 = vmlal_lane_s16(vacc3x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa3), 1); |
| vacc3x4567 = vmlal_lane_s16(vacc3x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa3), 1); |
| } |
| |
| { |
| const uint8x8_t vb01234567 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const int16x8_t vxb01234567 = vreinterpretq_s16_u16(vsubl_u8(vb01234567, vb_zero_point)); |
| |
| vacc0x0123 = vmlal_lane_s16(vacc0x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa0), 2); |
| vacc0x4567 = vmlal_lane_s16(vacc0x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa0), 2); |
| vacc1x0123 = vmlal_lane_s16(vacc1x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa1), 2); |
| vacc1x4567 = vmlal_lane_s16(vacc1x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa1), 2); |
| vacc2x0123 = vmlal_lane_s16(vacc2x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa2), 2); |
| vacc2x4567 = vmlal_lane_s16(vacc2x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa2), 2); |
| vacc3x0123 = vmlal_lane_s16(vacc3x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa3), 2); |
| vacc3x4567 = vmlal_lane_s16(vacc3x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa3), 2); |
| } |
| |
| { |
| const uint8x8_t vb01234567 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const int16x8_t vxb01234567 = vreinterpretq_s16_u16(vsubl_u8(vb01234567, vb_zero_point)); |
| |
| vacc0x0123 = vmlal_lane_s16(vacc0x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa0), 3); |
| vacc0x4567 = vmlal_lane_s16(vacc0x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa0), 3); |
| vacc1x0123 = vmlal_lane_s16(vacc1x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa1), 3); |
| vacc1x4567 = vmlal_lane_s16(vacc1x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa1), 3); |
| vacc2x0123 = vmlal_lane_s16(vacc2x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa2), 3); |
| vacc2x4567 = vmlal_lane_s16(vacc2x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa2), 3); |
| vacc3x0123 = vmlal_lane_s16(vacc3x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa3), 3); |
| vacc3x4567 = vmlal_lane_s16(vacc3x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa3), 3); |
| } |
| |
| k -= 8 * sizeof(uint8_t); |
| } |
| if (k != 0) { |
| const uint8x8_t va0 = vld1_u8(a0); |
| const uint8x8_t va1 = vld1_u8(a1); |
| const uint8x8_t va2 = vld1_u8(a2); |
| const uint8x8_t va3 = vld1_u8(a3); |
| const int16x8_t vxa0 = vreinterpretq_s16_u16(vmovl_u8(va0)); |
| const int16x8_t vxa1 = vreinterpretq_s16_u16(vmovl_u8(va1)); |
| const int16x8_t vxa2 = vreinterpretq_s16_u16(vmovl_u8(va2)); |
| const int16x8_t vxa3 = vreinterpretq_s16_u16(vmovl_u8(va3)); |
| |
| { |
| const uint8x8_t vb01234567 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const int16x8_t vxb01234567 = vreinterpretq_s16_u16(vsubl_u8(vb01234567, vb_zero_point)); |
| |
| vacc0x0123 = vmlal_lane_s16(vacc0x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa0), 0); |
| vacc0x4567 = vmlal_lane_s16(vacc0x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa0), 0); |
| vacc1x0123 = vmlal_lane_s16(vacc1x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa1), 0); |
| vacc1x4567 = vmlal_lane_s16(vacc1x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa1), 0); |
| vacc2x0123 = vmlal_lane_s16(vacc2x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa2), 0); |
| vacc2x4567 = vmlal_lane_s16(vacc2x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa2), 0); |
| vacc3x0123 = vmlal_lane_s16(vacc3x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa3), 0); |
| vacc3x4567 = vmlal_lane_s16(vacc3x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa3), 0); |
| } |
| |
| if (k >= 2 * sizeof(uint8_t)) { |
| const uint8x8_t vb01234567 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const int16x8_t vxb01234567 = vreinterpretq_s16_u16(vsubl_u8(vb01234567, vb_zero_point)); |
| |
| vacc0x0123 = vmlal_lane_s16(vacc0x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa0), 1); |
| vacc0x4567 = vmlal_lane_s16(vacc0x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa0), 1); |
| vacc1x0123 = vmlal_lane_s16(vacc1x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa1), 1); |
| vacc1x4567 = vmlal_lane_s16(vacc1x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa1), 1); |
| vacc2x0123 = vmlal_lane_s16(vacc2x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa2), 1); |
| vacc2x4567 = vmlal_lane_s16(vacc2x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa2), 1); |
| vacc3x0123 = vmlal_lane_s16(vacc3x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa3), 1); |
| vacc3x4567 = vmlal_lane_s16(vacc3x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa3), 1); |
| |
| if (k > 2 * sizeof(uint8_t)) { |
| const uint8x8_t vb01234567 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const int16x8_t vxb01234567 = vreinterpretq_s16_u16(vsubl_u8(vb01234567, vb_zero_point)); |
| |
| vacc0x0123 = vmlal_lane_s16(vacc0x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa0), 2); |
| vacc0x4567 = vmlal_lane_s16(vacc0x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa0), 2); |
| vacc1x0123 = vmlal_lane_s16(vacc1x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa1), 2); |
| vacc1x4567 = vmlal_lane_s16(vacc1x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa1), 2); |
| vacc2x0123 = vmlal_lane_s16(vacc2x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa2), 2); |
| vacc2x4567 = vmlal_lane_s16(vacc2x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa2), 2); |
| vacc3x0123 = vmlal_lane_s16(vacc3x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa3), 2); |
| vacc3x4567 = vmlal_lane_s16(vacc3x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa3), 2); |
| |
| if (k >= 4 * sizeof(uint8_t)) { |
| const uint8x8_t vb01234567 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const int16x8_t vxb01234567 = vreinterpretq_s16_u16(vsubl_u8(vb01234567, vb_zero_point)); |
| |
| vacc0x0123 = vmlal_lane_s16(vacc0x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa0), 3); |
| vacc0x4567 = vmlal_lane_s16(vacc0x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa0), 3); |
| vacc1x0123 = vmlal_lane_s16(vacc1x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa1), 3); |
| vacc1x4567 = vmlal_lane_s16(vacc1x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa1), 3); |
| vacc2x0123 = vmlal_lane_s16(vacc2x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa2), 3); |
| vacc2x4567 = vmlal_lane_s16(vacc2x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa2), 3); |
| vacc3x0123 = vmlal_lane_s16(vacc3x0123, vget_low_s16(vxb01234567), vget_low_s16(vxa3), 3); |
| vacc3x4567 = vmlal_lane_s16(vacc3x4567, vget_high_s16(vxb01234567), vget_low_s16(vxa3), 3); |
| |
| if (k > 4 * sizeof(uint8_t)) { |
| const uint8x8_t vb01234567 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const int16x8_t vxb01234567 = vreinterpretq_s16_u16(vsubl_u8(vb01234567, vb_zero_point)); |
| |
| vacc0x0123 = vmlal_lane_s16(vacc0x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa0), 0); |
| vacc0x4567 = vmlal_lane_s16(vacc0x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa0), 0); |
| vacc1x0123 = vmlal_lane_s16(vacc1x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa1), 0); |
| vacc1x4567 = vmlal_lane_s16(vacc1x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa1), 0); |
| vacc2x0123 = vmlal_lane_s16(vacc2x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa2), 0); |
| vacc2x4567 = vmlal_lane_s16(vacc2x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa2), 0); |
| vacc3x0123 = vmlal_lane_s16(vacc3x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa3), 0); |
| vacc3x4567 = vmlal_lane_s16(vacc3x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa3), 0); |
| |
| if (k >= 6 * sizeof(uint8_t)) { |
| const uint8x8_t vb01234567 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const int16x8_t vxb01234567 = vreinterpretq_s16_u16(vsubl_u8(vb01234567, vb_zero_point)); |
| |
| vacc0x0123 = vmlal_lane_s16(vacc0x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa0), 1); |
| vacc0x4567 = vmlal_lane_s16(vacc0x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa0), 1); |
| vacc1x0123 = vmlal_lane_s16(vacc1x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa1), 1); |
| vacc1x4567 = vmlal_lane_s16(vacc1x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa1), 1); |
| vacc2x0123 = vmlal_lane_s16(vacc2x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa2), 1); |
| vacc2x4567 = vmlal_lane_s16(vacc2x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa2), 1); |
| vacc3x0123 = vmlal_lane_s16(vacc3x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa3), 1); |
| vacc3x4567 = vmlal_lane_s16(vacc3x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa3), 1); |
| |
| if (k > 6 * sizeof(uint8_t)) { |
| const uint8x8_t vb01234567 = vld1_u8(w); w = (void*) ((uintptr_t) w + sizeof(uint8x8_t)); |
| const int16x8_t vxb01234567 = vreinterpretq_s16_u16(vsubl_u8(vb01234567, vb_zero_point)); |
| |
| vacc0x0123 = vmlal_lane_s16(vacc0x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa0), 2); |
| vacc0x4567 = vmlal_lane_s16(vacc0x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa0), 2); |
| vacc1x0123 = vmlal_lane_s16(vacc1x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa1), 2); |
| vacc1x4567 = vmlal_lane_s16(vacc1x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa1), 2); |
| vacc2x0123 = vmlal_lane_s16(vacc2x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa2), 2); |
| vacc2x4567 = vmlal_lane_s16(vacc2x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa2), 2); |
| vacc3x0123 = vmlal_lane_s16(vacc3x0123, vget_low_s16(vxb01234567), vget_high_s16(vxa3), 2); |
| vacc3x4567 = vmlal_lane_s16(vacc3x4567, vget_high_s16(vxb01234567), vget_high_s16(vxa3), 2); |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| p -= 4 * sizeof(void*); |
| } while (p != 0); |
| |
| const int32x4_t vmultiplier = vld1q_dup_s32(¶ms->neon.multiplier); |
| vacc0x0123 = vqrdmulhq_s32(vacc0x0123, vmultiplier); |
| vacc0x4567 = vqrdmulhq_s32(vacc0x4567, vmultiplier); |
| vacc1x0123 = vqrdmulhq_s32(vacc1x0123, vmultiplier); |
| vacc1x4567 = vqrdmulhq_s32(vacc1x4567, vmultiplier); |
| vacc2x0123 = vqrdmulhq_s32(vacc2x0123, vmultiplier); |
| vacc2x4567 = vqrdmulhq_s32(vacc2x4567, vmultiplier); |
| vacc3x0123 = vqrdmulhq_s32(vacc3x0123, vmultiplier); |
| vacc3x4567 = vqrdmulhq_s32(vacc3x4567, vmultiplier); |
| |
| const int32x4_t vright_shift = vld1q_dup_s32(¶ms->neon.right_shift); |
| const int32x4_t vzero_shift_mask = vreinterpretq_s32_u32(vceqq_s32(vright_shift, vmovq_n_s32(0))); |
| vacc0x0123 = vsraq_n_s32(vacc0x0123, vbicq_s32(vacc0x0123, vzero_shift_mask), 31); |
| vacc0x4567 = vsraq_n_s32(vacc0x4567, vbicq_s32(vacc0x4567, vzero_shift_mask), 31); |
| vacc1x0123 = vsraq_n_s32(vacc1x0123, vbicq_s32(vacc1x0123, vzero_shift_mask), 31); |
| vacc1x4567 = vsraq_n_s32(vacc1x4567, vbicq_s32(vacc1x4567, vzero_shift_mask), 31); |
| vacc2x0123 = vsraq_n_s32(vacc2x0123, vbicq_s32(vacc2x0123, vzero_shift_mask), 31); |
| vacc2x4567 = vsraq_n_s32(vacc2x4567, vbicq_s32(vacc2x4567, vzero_shift_mask), 31); |
| vacc3x0123 = vsraq_n_s32(vacc3x0123, vbicq_s32(vacc3x0123, vzero_shift_mask), 31); |
| vacc3x4567 = vsraq_n_s32(vacc3x4567, vbicq_s32(vacc3x4567, vzero_shift_mask), 31); |
| |
| vacc0x0123 = vrshlq_s32(vacc0x0123, vright_shift); |
| vacc0x4567 = vrshlq_s32(vacc0x4567, vright_shift); |
| vacc1x0123 = vrshlq_s32(vacc1x0123, vright_shift); |
| vacc1x4567 = vrshlq_s32(vacc1x4567, vright_shift); |
| vacc2x0123 = vrshlq_s32(vacc2x0123, vright_shift); |
| vacc2x4567 = vrshlq_s32(vacc2x4567, vright_shift); |
| vacc3x0123 = vrshlq_s32(vacc3x0123, vright_shift); |
| vacc3x4567 = vrshlq_s32(vacc3x4567, vright_shift); |
| |
| const int16x8_t voutput_zero_point = vld1q_dup_s16(¶ms->neon.output_zero_point); |
| #if XNN_ARCH_ARM64 |
| const int16x8_t vacc0x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567), voutput_zero_point); |
| const int16x8_t vacc1x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc1x0123), vacc1x4567), voutput_zero_point); |
| const int16x8_t vacc2x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc2x0123), vacc2x4567), voutput_zero_point); |
| const int16x8_t vacc3x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc3x0123), vacc3x4567), voutput_zero_point); |
| |
| uint8x16_t vout0x01234567_1x01234567 = vqmovun_high_s16(vqmovun_s16(vacc0x01234567), vacc1x01234567); |
| uint8x16_t vout2x01234567_3x01234567 = vqmovun_high_s16(vqmovun_s16(vacc2x01234567), vacc3x01234567); |
| #else |
| const int16x8_t vacc0x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567)), voutput_zero_point); |
| const int16x8_t vacc1x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc1x0123), vqmovn_s32(vacc1x4567)), voutput_zero_point); |
| const int16x8_t vacc2x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc2x0123), vqmovn_s32(vacc2x4567)), voutput_zero_point); |
| const int16x8_t vacc3x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc3x0123), vqmovn_s32(vacc3x4567)), voutput_zero_point); |
| |
| uint8x16_t vout0x01234567_1x01234567 = vcombine_u8(vqmovun_s16(vacc0x01234567), vqmovun_s16(vacc1x01234567)); |
| uint8x16_t vout2x01234567_3x01234567 = vcombine_u8(vqmovun_s16(vacc2x01234567), vqmovun_s16(vacc3x01234567)); |
| #endif |
| const uint8x16_t voutput_min = vld1q_dup_u8(¶ms->neon.output_min); |
| const uint8x16_t voutput_max = vld1q_dup_u8(¶ms->neon.output_max); |
| |
| vout0x01234567_1x01234567 = vmaxq_u8(vout0x01234567_1x01234567, voutput_min); |
| vout2x01234567_3x01234567 = vmaxq_u8(vout2x01234567_3x01234567, voutput_min); |
| vout0x01234567_1x01234567 = vminq_u8(vout0x01234567_1x01234567, voutput_max); |
| vout2x01234567_3x01234567 = vminq_u8(vout2x01234567_3x01234567, voutput_max); |
| |
| if XNN_LIKELY(nc >= 8) { |
| vst1_u8(c3, vget_high_u8(vout2x01234567_3x01234567)); c3 += cn_stride; |
| vst1_u8(c2, vget_low_u8(vout2x01234567_3x01234567)); c2 += cn_stride; |
| vst1_u8(c1, vget_high_u8(vout0x01234567_1x01234567)); c1 += cn_stride; |
| vst1_u8(c0, vget_low_u8(vout0x01234567_1x01234567)); c0 += cn_stride; |
| |
| a = (const uint8_t**restrict) ((uintptr_t) a - ks); |
| nc -= 8; |
| } else { |
| if (nc & 4) { |
| vst1q_lane_u32(__builtin_assume_aligned(c3, 1), vreinterpretq_u32_u8(vout2x01234567_3x01234567), 2); c3 += 4; |
| vst1q_lane_u32(__builtin_assume_aligned(c2, 1), vreinterpretq_u32_u8(vout2x01234567_3x01234567), 0); c2 += 4; |
| vst1q_lane_u32(__builtin_assume_aligned(c1, 1), vreinterpretq_u32_u8(vout0x01234567_1x01234567), 2); c1 += 4; |
| vst1q_lane_u32(__builtin_assume_aligned(c0, 1), vreinterpretq_u32_u8(vout0x01234567_1x01234567), 0); c0 += 4; |
| vout0x01234567_1x01234567 = vextq_u8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 4); |
| vout2x01234567_3x01234567 = vextq_u8(vout2x01234567_3x01234567, vout2x01234567_3x01234567, 4); |
| } |
| if (nc & 2) { |
| vst1q_lane_u16(__builtin_assume_aligned(c3, 1), vreinterpretq_u16_u8(vout2x01234567_3x01234567), 4); c3 += 2; |
| vst1q_lane_u16(__builtin_assume_aligned(c2, 1), vreinterpretq_u16_u8(vout2x01234567_3x01234567), 0); c2 += 2; |
| vst1q_lane_u16(__builtin_assume_aligned(c1, 1), vreinterpretq_u16_u8(vout0x01234567_1x01234567), 4); c1 += 2; |
| vst1q_lane_u16(__builtin_assume_aligned(c0, 1), vreinterpretq_u16_u8(vout0x01234567_1x01234567), 0); c0 += 2; |
| vout0x01234567_1x01234567 = vextq_u8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 2); |
| vout2x01234567_3x01234567 = vextq_u8(vout2x01234567_3x01234567, vout2x01234567_3x01234567, 2); |
| } |
| if (nc & 1) { |
| vst1q_lane_u8(c3, vout2x01234567_3x01234567, 8); |
| vst1q_lane_u8(c2, vout2x01234567_3x01234567, 0); |
| vst1q_lane_u8(c1, vout0x01234567_1x01234567, 8); |
| vst1q_lane_u8(c0, vout0x01234567_1x01234567, 0); |
| } |
| |
| nc = 0; |
| } |
| } while (nc != 0); |
| } |