1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-gemm/c4-neon-mull-dup.c.in
3 // Generator: tools/xngen
4 //
5 // Copyright 2021 Google LLC
6 //
7 // This source code is licensed under the BSD-style license found in the
8 // LICENSE file in the root directory of this source tree.
9
10 #include <assert.h>
11
12 #include <arm_neon.h>
13
14 #include <xnnpack/gemm.h>
15 #include <xnnpack/math.h>
16
17
xnn_qc8_gemm_minmax_fp32_ukernel_1x8c4__neon_mlal_ld1r(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_qc8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_qc8_gemm_minmax_fp32_ukernel_1x8c4__neon_mlal_ld1r(
19 size_t mr,
20 size_t nc,
21 size_t kc,
22 const int8_t* restrict a,
23 size_t a_stride,
24 const void* restrict w,
25 int8_t* restrict c,
26 size_t cm_stride,
27 size_t cn_stride,
28 const union xnn_qc8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
29 {
30 assert(mr != 0);
31 assert(mr <= 1);
32 assert(nc != 0);
33 assert(kc != 0);
34 assert(kc % sizeof(int8_t) == 0);
35 assert(a != NULL);
36 assert(w != NULL);
37 assert(c != NULL);
38
39 kc = round_up_po2(kc, 4 * sizeof(int8_t));
40 const int8_t* a0 = a;
41 int8_t* c0 = c;
42
43 do {
44 int32x4_t vacc0x01 = vreinterpretq_s32_u64(vmovl_u32(vld1_u32(w))); w = (const void*) ((uintptr_t) w + 2 * sizeof(int32_t));
45 int32x4_t vacc0x23 = vreinterpretq_s32_u64(vmovl_u32(vld1_u32(w))); w = (const void*) ((uintptr_t) w + 2 * sizeof(int32_t));
46 int32x4_t vacc0x45 = vreinterpretq_s32_u64(vmovl_u32(vld1_u32(w))); w = (const void*) ((uintptr_t) w + 2 * sizeof(int32_t));
47 int32x4_t vacc0x67 = vreinterpretq_s32_u64(vmovl_u32(vld1_u32(w))); w = (const void*) ((uintptr_t) w + 2 * sizeof(int32_t));
48
49 size_t k = kc;
50
51 while (k >= 16 * sizeof(int8_t)) {
52 const int32x2_t va00x0 = vld1_dup_s32((const void*)a0);
53 const int32x2_t va01x0 = vld1_dup_s32((const void*)(a0 + 4)); a0 += 8;
54 const int32x2_t va00x1 = vld1_dup_s32((const void*)a0);
55 const int32x2_t va01x1 = vld1_dup_s32((const void*)(a0 + 4)); a0 += 8;
56
57 const int8x8_t vb01c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
58 const int8x8_t vb23c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
59 const int8x8_t vb45c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
60 const int8x8_t vb67c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
61 const int8x8_t vb01c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
62 const int8x8_t vb23c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
63 const int8x8_t vb45c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
64 const int8x8_t vb67c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
65
66 const int8x8_t va0c0x0 = vreinterpret_s8_s32(va00x0);
67 const int8x8_t va0c0x1 = vreinterpret_s8_s32(va00x1);
68
69 int16x8_t vprod0x01c0 = vmull_s8(vb01c0x0, va0c0x0);
70 const int8x8_t vb01c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
71 vprod0x01c0 = vmlal_s8(vprod0x01c0, vb01c0x1, va0c0x1);
72 vacc0x01 = vpadalq_s16(vacc0x01, vprod0x01c0);
73 int16x8_t vprod0x23c0 = vmull_s8(vb23c0x0, va0c0x0);
74 const int8x8_t vb23c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
75 vprod0x23c0 = vmlal_s8(vprod0x23c0, vb23c0x1, va0c0x1);
76 vacc0x23 = vpadalq_s16(vacc0x23, vprod0x23c0);
77 int16x8_t vprod0x45c0 = vmull_s8(vb45c0x0, va0c0x0);
78 const int8x8_t vb45c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
79 vprod0x45c0 = vmlal_s8(vprod0x45c0, vb45c0x1, va0c0x1);
80 vacc0x45 = vpadalq_s16(vacc0x45, vprod0x45c0);
81 int16x8_t vprod0x67c0 = vmull_s8(vb67c0x0, va0c0x0);
82 const int8x8_t vb67c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
83 vprod0x67c0 = vmlal_s8(vprod0x67c0, vb67c0x1, va0c0x1);
84 vacc0x67 = vpadalq_s16(vacc0x67, vprod0x67c0);
85 const int8x8_t va0c1x0 = vreinterpret_s8_s32(va01x0);
86 const int8x8_t va0c1x1 = vreinterpret_s8_s32(va01x1);
87
88 int16x8_t vprod0x01c1 = vmull_s8(vb01c1x0, va0c1x0);
89 const int8x8_t vb01c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
90 vprod0x01c1 = vmlal_s8(vprod0x01c1, vb01c1x1, va0c1x1);
91 vacc0x01 = vpadalq_s16(vacc0x01, vprod0x01c1);
92 int16x8_t vprod0x23c1 = vmull_s8(vb23c1x0, va0c1x0);
93 const int8x8_t vb23c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
94 vprod0x23c1 = vmlal_s8(vprod0x23c1, vb23c1x1, va0c1x1);
95 vacc0x23 = vpadalq_s16(vacc0x23, vprod0x23c1);
96 int16x8_t vprod0x45c1 = vmull_s8(vb45c1x0, va0c1x0);
97 const int8x8_t vb45c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
98 vprod0x45c1 = vmlal_s8(vprod0x45c1, vb45c1x1, va0c1x1);
99 vacc0x45 = vpadalq_s16(vacc0x45, vprod0x45c1);
100 int16x8_t vprod0x67c1 = vmull_s8(vb67c1x0, va0c1x0);
101 const int8x8_t vb67c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
102 vprod0x67c1 = vmlal_s8(vprod0x67c1, vb67c1x1, va0c1x1);
103 vacc0x67 = vpadalq_s16(vacc0x67, vprod0x67c1);
104
105 k -= 16 * sizeof(int8_t);
106 }
107
108 if (k >= 8 * sizeof(int8_t)) {
109 const int32x2_t va00 = vld1_dup_s32((const void*)a0);
110 const int32x2_t va01 = vld1_dup_s32((const void*)(a0 + 4)); a0 += 8;
111
112 const int8x8_t vb01c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
113 const int8x8_t vb23c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
114 const int8x8_t vb45c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
115 const int8x8_t vb67c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
116 const int8x8_t vb01c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
117 const int8x8_t vb23c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
118 const int8x8_t vb45c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
119 const int8x8_t vb67c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
120
121 const int8x8_t va0c0 = vreinterpret_s8_s32(va00);
122
123 const int16x8_t vprod0x01c0 = vmull_s8(vb01c0, va0c0);
124 vacc0x01 = vpadalq_s16(vacc0x01, vprod0x01c0);
125 const int16x8_t vprod0x23c0 = vmull_s8(vb23c0, va0c0);
126 vacc0x23 = vpadalq_s16(vacc0x23, vprod0x23c0);
127 const int16x8_t vprod0x45c0 = vmull_s8(vb45c0, va0c0);
128 vacc0x45 = vpadalq_s16(vacc0x45, vprod0x45c0);
129 const int16x8_t vprod0x67c0 = vmull_s8(vb67c0, va0c0);
130 vacc0x67 = vpadalq_s16(vacc0x67, vprod0x67c0);
131 const int8x8_t va0c1 = vreinterpret_s8_s32(va01);
132
133 const int16x8_t vprod0x01c1 = vmull_s8(vb01c1, va0c1);
134 vacc0x01 = vpadalq_s16(vacc0x01, vprod0x01c1);
135 const int16x8_t vprod0x23c1 = vmull_s8(vb23c1, va0c1);
136 vacc0x23 = vpadalq_s16(vacc0x23, vprod0x23c1);
137 const int16x8_t vprod0x45c1 = vmull_s8(vb45c1, va0c1);
138 vacc0x45 = vpadalq_s16(vacc0x45, vprod0x45c1);
139 const int16x8_t vprod0x67c1 = vmull_s8(vb67c1, va0c1);
140 vacc0x67 = vpadalq_s16(vacc0x67, vprod0x67c1);
141
142 k -= 8 * sizeof(int8_t);
143 }
144
145 if XNN_UNLIKELY(k != 0) {
146 const int8x8_t va0 = vld1_s8(a0); a0 = (const int8_t*) ((uintptr_t) a0 + k);
147
148 const int8x8_t vb01c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
149 const int8x8_t vb23c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
150 const int8x8_t vb45c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
151 const int8x8_t vb67c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
152
153 const int8x8_t va0c0 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va0), 0));
154 const int16x8_t vprod0x01c0 = vmull_s8(vb01c0, va0c0);
155 vacc0x01 = vpadalq_s16(vacc0x01, vprod0x01c0);
156 const int16x8_t vprod0x23c0 = vmull_s8(vb23c0, va0c0);
157 vacc0x23 = vpadalq_s16(vacc0x23, vprod0x23c0);
158 const int16x8_t vprod0x45c0 = vmull_s8(vb45c0, va0c0);
159 vacc0x45 = vpadalq_s16(vacc0x45, vprod0x45c0);
160 const int16x8_t vprod0x67c0 = vmull_s8(vb67c0, va0c0);
161 vacc0x67 = vpadalq_s16(vacc0x67, vprod0x67c0);
162 }
163
164 #if XNN_ARCH_ARM64
165 int32x4_t vacc0x0123 = vpaddq_s32(vacc0x01, vacc0x23);
166 int32x4_t vacc0x4567 = vpaddq_s32(vacc0x45, vacc0x67);
167 #else
168 const int32x2_t vsum0x01 = vpadd_s32(vget_low_s32(vacc0x01), vget_high_s32(vacc0x01));
169 const int32x2_t vsum0x23 = vpadd_s32(vget_low_s32(vacc0x23), vget_high_s32(vacc0x23));
170 int32x4_t vacc0x0123 = vcombine_s32(vsum0x01, vsum0x23);
171 const int32x2_t vsum0x45 = vpadd_s32(vget_low_s32(vacc0x45), vget_high_s32(vacc0x45));
172 const int32x2_t vsum0x67 = vpadd_s32(vget_low_s32(vacc0x67), vget_high_s32(vacc0x67));
173 int32x4_t vacc0x4567 = vcombine_s32(vsum0x45, vsum0x67);
174 #endif
175
176 float32x4_t vfpacc0x0123 = vcvtq_f32_s32(vacc0x0123);
177 float32x4_t vfpacc0x4567 = vcvtq_f32_s32(vacc0x4567);
178
179 const float32x4_t vscale0123 = vld1q_f32((const float*) w); w = (const void*) ((const float*) w + 4);
180 vfpacc0x0123 = vmulq_f32(vfpacc0x0123, vscale0123);
181 const float32x4_t vscale4567 = vld1q_f32((const float*) w); w = (const void*) ((const float*) w + 4);
182 vfpacc0x4567 = vmulq_f32(vfpacc0x4567, vscale4567);
183
184 const float32x4_t vmagic_bias = vld1q_dup_f32(¶ms->fp32_neon.magic_bias);
185 vacc0x0123 = vreinterpretq_s32_f32(vaddq_f32(vfpacc0x0123, vmagic_bias));
186 vacc0x4567 = vreinterpretq_s32_f32(vaddq_f32(vfpacc0x4567, vmagic_bias));
187
188 const int32x4_t vmagic_bias_less_output_zero_point = vld1q_dup_s32(¶ms->fp32_neon.magic_bias_less_output_zero_point);
189 vacc0x0123 = vqsubq_s32(vacc0x0123, vmagic_bias_less_output_zero_point);
190 vacc0x4567 = vqsubq_s32(vacc0x4567, vmagic_bias_less_output_zero_point);
191
192 #if XNN_ARCH_ARM64
193 int16x8_t vacc0x01234567 = vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567);
194
195
196 int8x8_t vout0x01234567 = vqmovn_s16(vacc0x01234567);
197 #else
198 int16x8_t vacc0x01234567 = vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567));
199
200
201 int8x8_t vout0x01234567 = vqmovn_s16(vacc0x01234567);
202 #endif
203
204 const int8x8_t voutput_min = vld1_dup_s8(¶ms->fp32_neon.output_min);
205 vout0x01234567 = vmax_s8(vout0x01234567, voutput_min);
206
207 const int8x8_t voutput_max = vld1_dup_s8(¶ms->fp32_neon.output_max);
208 vout0x01234567 = vmin_s8(vout0x01234567, voutput_max);
209
210 if (nc >= 8) {
211 vst1_s8(c0 + 0, vout0x01234567);
212
213 c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);
214
215 a0 = (const int8_t*) ((uintptr_t) a0 - kc);
216
217 nc -= 8;
218 } else {
219 // Final case where not all of the 8 columns fit in the destination.
220 if (nc & 4) {
221 vst1_lane_u32((void*) c0, vreinterpret_u32_s8(vout0x01234567), 0); c0 += 4;
222 vout0x01234567 = vext_s8(vout0x01234567, vout0x01234567, 4);
223 }
224 if (nc & 2) {
225 vst1_lane_u16((void*) c0, vreinterpret_u16_s8(vout0x01234567), 0); c0 += 2;
226 vout0x01234567 = vext_s8(vout0x01234567, vout0x01234567, 2);
227 }
228 if (nc & 1) {
229 vst1_lane_s8(c0, vout0x01234567, 0);
230 }
231
232 nc = 0;
233 }
234 } while (nc != 0);
235 }
236