| // Auto-generated file. Do not edit! |
| // Template: src/qs8-gemm/neon-mull-addw-dup.c.in |
| // Generator: tools/xngen |
| // |
| // Copyright 2020 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/gemm.h> |
| |
| |
| void xnn_qs8_gemm_minmax_rndnu_ukernel_1x8__neon_mull_addw_dup( |
| size_t mr, |
| size_t nc, |
| size_t kc, |
| const int8_t* restrict a, |
| size_t a_stride, |
| const void* restrict w, |
| int8_t* restrict c, |
| size_t cm_stride, |
| size_t cn_stride, |
| const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS |
| { |
| assert(mr != 0); |
| assert(mr <= 1); |
| assert(nc != 0); |
| assert(kc != 0); |
| assert(kc % sizeof(int8_t) == 0); |
| assert(a != NULL); |
| assert(w != NULL); |
| assert(c != NULL); |
| |
| const int8_t* a0 = a; |
| int8_t* c0 = c; |
| |
| do { |
| int32x4_t vacc0x0123 = vld1q_s32(w); w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t)); |
| int32x4_t vacc0x4567 = vld1q_s32(w); w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t)); |
| |
| size_t k = kc; |
| while (k >= 8 * sizeof(int8_t)) { |
| const int8x8_t va0 = vld1_s8(a0); a0 += 8; |
| |
| const int8x8_t vb01234567c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t)); |
| |
| const int16x8_t vprod0x01234567c0 = vmull_s8(vb01234567c0, vdup_lane_s8(va0, 0)); |
| vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c0)); |
| vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c0)); |
| const int8x8_t vb01234567c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t)); |
| |
| const int16x8_t vprod0x01234567c1 = vmull_s8(vb01234567c1, vdup_lane_s8(va0, 1)); |
| vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c1)); |
| vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c1)); |
| const int8x8_t vb01234567c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t)); |
| |
| const int16x8_t vprod0x01234567c2 = vmull_s8(vb01234567c2, vdup_lane_s8(va0, 2)); |
| vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c2)); |
| vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c2)); |
| const int8x8_t vb01234567c3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t)); |
| |
| const int16x8_t vprod0x01234567c3 = vmull_s8(vb01234567c3, vdup_lane_s8(va0, 3)); |
| vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c3)); |
| vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c3)); |
| const int8x8_t vb01234567c4 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t)); |
| |
| const int16x8_t vprod0x01234567c4 = vmull_s8(vb01234567c4, vdup_lane_s8(va0, 4)); |
| vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c4)); |
| vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c4)); |
| const int8x8_t vb01234567c5 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t)); |
| |
| const int16x8_t vprod0x01234567c5 = vmull_s8(vb01234567c5, vdup_lane_s8(va0, 5)); |
| vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c5)); |
| vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c5)); |
| const int8x8_t vb01234567c6 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t)); |
| |
| const int16x8_t vprod0x01234567c6 = vmull_s8(vb01234567c6, vdup_lane_s8(va0, 6)); |
| vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c6)); |
| vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c6)); |
| const int8x8_t vb01234567c7 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t)); |
| |
| const int16x8_t vprod0x01234567c7 = vmull_s8(vb01234567c7, vdup_lane_s8(va0, 7)); |
| vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c7)); |
| vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c7)); |
| |
| k -= 8 * sizeof(int8_t); |
| } |
| if XNN_UNLIKELY(k != 0) { |
| const int8x8_t va0 = vld1_s8(a0); a0 = (const int8_t*) ((uintptr_t) a0 + k); |
| |
| const int8x8_t vb01234567c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t)); |
| |
| const int16x8_t vprod0x01234567c0 = vmull_s8(vb01234567c0, vdup_lane_s8(va0, 0)); |
| vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c0)); |
| vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c0)); |
| |
| if (k >= 2 * sizeof(int8_t)) { |
| const int8x8_t vb01234567c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t)); |
| |
| const int16x8_t vprod0x01234567c1 = vmull_s8(vb01234567c1, vdup_lane_s8(va0, 1)); |
| vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c1)); |
| vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c1)); |
| |
| if (k > 2 * sizeof(int8_t)) { |
| const int8x8_t vb01234567c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t)); |
| |
| const int16x8_t vprod0x01234567c2 = vmull_s8(vb01234567c2, vdup_lane_s8(va0, 2)); |
| vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c2)); |
| vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c2)); |
| |
| if (k >= 4 * sizeof(int8_t)) { |
| const int8x8_t vb01234567c3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t)); |
| |
| const int16x8_t vprod0x01234567c3 = vmull_s8(vb01234567c3, vdup_lane_s8(va0, 3)); |
| vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c3)); |
| vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c3)); |
| |
| if (k > 4 * sizeof(int8_t)) { |
| const int8x8_t vb01234567c4 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t)); |
| |
| const int16x8_t vprod0x01234567c4 = vmull_s8(vb01234567c4, vdup_lane_s8(va0, 4)); |
| vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c4)); |
| vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c4)); |
| |
| if (k >= 6 * sizeof(int8_t)) { |
| const int8x8_t vb01234567c5 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t)); |
| |
| const int16x8_t vprod0x01234567c5 = vmull_s8(vb01234567c5, vdup_lane_s8(va0, 5)); |
| vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c5)); |
| vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c5)); |
| |
| if (k > 6 * sizeof(int8_t)) { |
| const int8x8_t vb01234567c6 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t)); |
| |
| const int16x8_t vprod0x01234567c6 = vmull_s8(vb01234567c6, vdup_lane_s8(va0, 6)); |
| vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c6)); |
| vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c6)); |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| // Post-accumulation work |
| const int32x4_t vright_pre_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_pre_shift); |
| const int32x4_t vmultiplier = vld1q_dup_s32(¶ms->rndnu_neon.multiplier); |
| const int32x4_t vright_post_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_post_shift); |
| |
| vacc0x0123 = vqshlq_s32(vacc0x0123, vright_pre_shift); |
| vacc0x4567 = vqshlq_s32(vacc0x4567, vright_pre_shift); |
| |
| vacc0x0123 = vqdmulhq_s32(vacc0x0123, vmultiplier); |
| vacc0x4567 = vqdmulhq_s32(vacc0x4567, vmultiplier); |
| |
| vacc0x0123 = vrshlq_s32(vacc0x0123, vright_post_shift); |
| vacc0x4567 = vrshlq_s32(vacc0x4567, vright_post_shift); |
| |
| const int16x8_t voutput_zero_point = vld1q_dup_s16(¶ms->rndnu_neon.output_zero_point); |
| #if XNN_ARCH_ARM64 |
| const int16x8_t vacc0x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567), voutput_zero_point); |
| |
| int8x8_t vout0x01234567 = vqmovn_s16(vacc0x01234567); |
| #else |
| const int16x8_t vacc0x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567)), voutput_zero_point); |
| |
| int8x8_t vout0x01234567 = vqmovn_s16(vacc0x01234567); |
| #endif |
| const int8x8_t voutput_min = vld1_dup_s8(¶ms->rndnu_neon.output_min); |
| const int8x8_t voutput_max = vld1_dup_s8(¶ms->rndnu_neon.output_max); |
| |
| vout0x01234567 = vmax_s8(vout0x01234567, voutput_min); |
| |
| vout0x01234567 = vmin_s8(vout0x01234567, voutput_max); |
| |
| if (nc >= 8) { |
| // Main case where there the 8 columns fit in the destination. |
| vst1_s8(c0 + 0, vout0x01234567); |
| |
| // Advance to the next 8 columns. |
| c0 = (int8_t*) ((uintptr_t) c0 + cn_stride); |
| |
| a0 = (const int8_t*) ((uintptr_t) a0 - kc); |
| |
| nc -= 8; |
| } else { |
| // Final case where not all of the 8 columns fit in the destination. |
| if (nc & 4) { |
| vst1_lane_u32((void*) c0, vreinterpret_u32_s8(vout0x01234567), 0); c0 += 4; |
| vout0x01234567 = vext_s8(vout0x01234567, vout0x01234567, 4); |
| } |
| if (nc & 2) { |
| vst1_lane_u16((void*) c0, vreinterpret_u16_s8(vout0x01234567), 0); c0 += 2; |
| vout0x01234567 = vext_s8(vout0x01234567, vout0x01234567, 2); |
| } |
| if (nc & 1) { |
| vst1_lane_s8(c0, vout0x01234567, 0); |
| } |
| |
| nc = 0; |
| } |
| } while (nc != 0); |
| } |