| // Auto-generated file. Do not edit! |
| // Template: src/qs8-igemm/c2-neon-mull-shuffle.c.in |
| // Generator: tools/xngen |
| // |
| // Copyright 2021 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/gemm.h> |
| #include <xnnpack/math.h> |
| |
| |
| void xnn_qs8_igemm_minmax_rndnu_ukernel_2x8c2s4__neon_mull( |
| size_t mr, |
| size_t nc, |
| size_t kc, |
| size_t ks, |
| const int8_t** restrict a, |
| const void* restrict w, |
| int8_t* restrict c, |
| size_t cm_stride, |
| size_t cn_stride, |
| size_t a_offset, |
| const int8_t* zero, |
| const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS |
| { |
| assert(mr != 0); |
| assert(mr <= 2); |
| assert(nc != 0); |
| assert(kc != 0); |
| assert(ks != 0); |
| assert(ks % (2 * sizeof(void*)) == 0); |
| assert(a_offset % sizeof(int8_t) == 0); |
| assert(a != NULL); |
| assert(w != NULL); |
| assert(c != NULL); |
| |
| int8_t* c0 = c; |
| int8_t* c1 = (int8_t*) ((uintptr_t) c0 + cm_stride); |
| if XNN_UNPREDICTABLE(mr != 2) { |
| c1 = c0; |
| } |
| |
| kc = round_up_po2(kc, 8 * sizeof(int8_t)); |
| do { |
| int32x4_t vacc0x0123 = vld1q_s32(w); w = (const int32_t*) w + 4; |
| int32x4_t vacc0x4567 = vld1q_s32(w); w = (const int32_t*) w + 4; |
| int32x4_t vacc1x0123 = vacc0x0123; |
| int32x4_t vacc1x4567 = vacc0x4567; |
| |
| size_t p = ks; |
| do { |
| const int8_t* restrict a0 = a[0]; |
| if XNN_UNPREDICTABLE(a0 != zero) { |
| a0 = (const int8_t*) ((uintptr_t) a0 + a_offset); |
| } |
| const int8_t* restrict a1 = a[1]; |
| if XNN_UNPREDICTABLE(a1 != zero) { |
| a1 = (const int8_t*) ((uintptr_t) a1 + a_offset); |
| } |
| a += 2; |
| |
| size_t k = kc; |
| do { |
| int8x8_t va0x0 = vld1_s8(a0); a0 += 8; |
| int8x8_t va1x0 = vld1_s8(a1); a1 += 8; |
| |
| const int8x8_t vb0123c0x0 = vld1_s8(w); w = (const int8_t*) w + 8; |
| const int8x8_t vb4567c0x0 = vld1_s8(w); w = (const int8_t*) w + 8; |
| const int8x8_t vb0123c1x0 = vld1_s8(w); w = (const int8_t*) w + 8; |
| const int8x8_t vb4567c1x0 = vld1_s8(w); w = (const int8_t*) w + 8; |
| const int8x8_t vb0123c2x0 = vld1_s8(w); w = (const int8_t*) w + 8; |
| const int8x8_t vb4567c2x0 = vld1_s8(w); w = (const int8_t*) w + 8; |
| const int8x8_t vb0123c3x0 = vld1_s8(w); w = (const int8_t*) w + 8; |
| const int8x8_t vb4567c3x0 = vld1_s8(w); w = (const int8_t*) w + 8; |
| |
| int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0x0, va0x0); |
| int16x8_t vprod1x0123c0 = vmull_s8(vb0123c0x0, va1x0); |
| vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0); |
| vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c0); |
| int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0x0, va0x0); |
| int16x8_t vprod1x4567c0 = vmull_s8(vb4567c0x0, va1x0); |
| vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0); |
| vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c0); |
| va0x0 = vext_s8(va0x0, va0x0, 2); |
| va1x0 = vext_s8(va1x0, va1x0, 2); |
| int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1x0, va0x0); |
| int16x8_t vprod1x0123c1 = vmull_s8(vb0123c1x0, va1x0); |
| vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1); |
| vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c1); |
| int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1x0, va0x0); |
| int16x8_t vprod1x4567c1 = vmull_s8(vb4567c1x0, va1x0); |
| vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1); |
| vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c1); |
| va0x0 = vext_s8(va0x0, va0x0, 2); |
| va1x0 = vext_s8(va1x0, va1x0, 2); |
| int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2x0, va0x0); |
| int16x8_t vprod1x0123c2 = vmull_s8(vb0123c2x0, va1x0); |
| vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2); |
| vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c2); |
| int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2x0, va0x0); |
| int16x8_t vprod1x4567c2 = vmull_s8(vb4567c2x0, va1x0); |
| vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2); |
| vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c2); |
| va0x0 = vext_s8(va0x0, va0x0, 2); |
| va1x0 = vext_s8(va1x0, va1x0, 2); |
| int16x8_t vprod0x0123c3 = vmull_s8(vb0123c3x0, va0x0); |
| int16x8_t vprod1x0123c3 = vmull_s8(vb0123c3x0, va1x0); |
| vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c3); |
| vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c3); |
| int16x8_t vprod0x4567c3 = vmull_s8(vb4567c3x0, va0x0); |
| int16x8_t vprod1x4567c3 = vmull_s8(vb4567c3x0, va1x0); |
| vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c3); |
| vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c3); |
| |
| k -= 8 * sizeof(int8_t); |
| } while (k != 0); |
| |
| p -= 2 * sizeof(void*); |
| } while (p != 0); |
| |
| 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); |
| vacc1x0123 = vqshlq_s32(vacc1x0123, vright_pre_shift); |
| vacc1x4567 = vqshlq_s32(vacc1x4567, vright_pre_shift); |
| |
| vacc0x0123 = vqdmulhq_s32(vacc0x0123, vmultiplier); |
| vacc0x4567 = vqdmulhq_s32(vacc0x4567, vmultiplier); |
| vacc1x0123 = vqdmulhq_s32(vacc1x0123, vmultiplier); |
| vacc1x4567 = vqdmulhq_s32(vacc1x4567, vmultiplier); |
| |
| vacc0x0123 = vrshlq_s32(vacc0x0123, vright_post_shift); |
| vacc0x4567 = vrshlq_s32(vacc0x4567, vright_post_shift); |
| vacc1x0123 = vrshlq_s32(vacc1x0123, vright_post_shift); |
| vacc1x4567 = vrshlq_s32(vacc1x4567, vright_post_shift); |
| |
| const int16x8_t voutput_zero_point = vld1q_dup_s16(¶ms->rndnu_neon.output_zero_point); |
| #if XNN_ARCH_ARM64 |
| int16x8_t vacc0x01234567 = vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567); |
| int16x8_t vacc1x01234567 = vqmovn_high_s32(vqmovn_s32(vacc1x0123), vacc1x4567); |
| |
| vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point); |
| vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point); |
| |
| int8x16_t vout0x01234567_1x01234567 = vqmovn_high_s16(vqmovn_s16(vacc0x01234567), vacc1x01234567); |
| #else |
| int16x8_t vacc0x01234567 = vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567)); |
| int16x8_t vacc1x01234567 = vcombine_s16(vqmovn_s32(vacc1x0123), vqmovn_s32(vacc1x4567)); |
| |
| vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point); |
| vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point); |
| |
| int8x16_t vout0x01234567_1x01234567 = vcombine_s8(vqmovn_s16(vacc0x01234567), vqmovn_s16(vacc1x01234567)); |
| #endif |
| |
| const int8x16_t voutput_min = vld1q_dup_s8(¶ms->rndnu_neon.output_min); |
| vout0x01234567_1x01234567 = vmaxq_s8(vout0x01234567_1x01234567, voutput_min); |
| |
| const int8x16_t voutput_max = vld1q_dup_s8(¶ms->rndnu_neon.output_max); |
| vout0x01234567_1x01234567 = vminq_s8(vout0x01234567_1x01234567, voutput_max); |
| |
| if (nc >= 8) { |
| vst1_s8(c1 + 0, vget_high_s8(vout0x01234567_1x01234567)); |
| vst1_s8(c0 + 0, vget_low_s8(vout0x01234567_1x01234567)); |
| |
| c1 = (int8_t*) ((uintptr_t) c1 + cn_stride); |
| c0 = (int8_t*) ((uintptr_t) c0 + cn_stride); |
| |
| a = (const int8_t**restrict) ((uintptr_t) a - ks); |
| |
| nc -= 8; |
| } else { |
| if (nc & 4) { |
| vst1q_lane_u32((void*) c1, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 2); c1 += 4; |
| vst1q_lane_u32((void*) c0, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 0); c0 += 4; |
| vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 4); |
| } |
| if (nc & 2) { |
| vst1q_lane_u16((void*) c1, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 4); c1 += 2; |
| vst1q_lane_u16((void*) c0, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 0); c0 += 2; |
| vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 2); |
| } |
| if (nc & 1) { |
| vst1q_lane_s8(c1, vout0x01234567_1x01234567, 8); |
| vst1q_lane_s8(c0, vout0x01234567_1x01234567, 0); |
| } |
| |
| nc = 0; |
| } |
| } while (nc != 0); |
| } |