1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-gemm/c2-neon-mull-shuffle.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/intrinsics-polyfill.h>
16 #include <xnnpack/math.h>
17
18
xnn_qc8_gemm_minmax_fp32_ukernel_1x8c2s4__neonv8_mlal(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)])19 void xnn_qc8_gemm_minmax_fp32_ukernel_1x8c2s4__neonv8_mlal(
20 size_t mr,
21 size_t nc,
22 size_t kc,
23 const int8_t* restrict a,
24 size_t a_stride,
25 const void* restrict w,
26 int8_t* restrict c,
27 size_t cm_stride,
28 size_t cn_stride,
29 const union xnn_qc8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
30 {
31 assert(mr != 0);
32 assert(mr <= 1);
33 assert(nc != 0);
34 assert(kc != 0);
35 assert(kc % sizeof(int8_t) == 0);
36 assert(a != NULL);
37 assert(w != NULL);
38 assert(c != NULL);
39
40 const int8_t* a0 = a;
41 int8_t* c0 = c;
42
43 kc = round_up_po2(kc, 8 * sizeof(int8_t));
44 do {
45 int32x4_t vacc0x0123 = vld1q_s32(w); w = (const int32_t*) w + 4;
46 int32x4_t vacc0x4567 = vld1q_s32(w); w = (const int32_t*) w + 4;
47
48 size_t k = kc;
49 while (k >= 16 * sizeof(int8_t)) {
50 int8x8_t va0x0 = vld1_s8(a0); a0 += 8;
51 int8x8_t va0x1 = vld1_s8(a0); a0 += 8;
52
53 const int8x8_t vb0123c0x0 = vld1_s8(w); w = (const int8_t*) w + 8;
54 const int8x8_t vb4567c0x0 = vld1_s8(w); w = (const int8_t*) w + 8;
55 const int8x8_t vb0123c1x0 = vld1_s8(w); w = (const int8_t*) w + 8;
56 const int8x8_t vb4567c1x0 = vld1_s8(w); w = (const int8_t*) w + 8;
57 const int8x8_t vb0123c2x0 = vld1_s8(w); w = (const int8_t*) w + 8;
58 const int8x8_t vb4567c2x0 = vld1_s8(w); w = (const int8_t*) w + 8;
59 const int8x8_t vb0123c3x0 = vld1_s8(w); w = (const int8_t*) w + 8;
60 const int8x8_t vb4567c3x0 = vld1_s8(w); w = (const int8_t*) w + 8;
61
62 int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0x0, va0x0);
63 const int8x8_t vb0123c0x1 = vld1_s8(w); w = (const int8_t*) w + 8;
64 vprod0x0123c0 = vmlal_s8(vprod0x0123c0, vb0123c0x1, va0x1);
65 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0);
66 int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0x0, va0x0);
67 const int8x8_t vb4567c0x1 = vld1_s8(w); w = (const int8_t*) w + 8;
68 vprod0x4567c0 = vmlal_s8(vprod0x4567c0, vb4567c0x1, va0x1);
69 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0);
70 va0x0 = vext_s8(va0x0, va0x0, 2);
71 va0x1 = vext_s8(va0x1, va0x1, 2);
72 int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1x0, va0x0);
73 const int8x8_t vb0123c1x1 = vld1_s8(w); w = (const int8_t*) w + 8;
74 vprod0x0123c1 = vmlal_s8(vprod0x0123c1, vb0123c1x1, va0x1);
75 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1);
76 int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1x0, va0x0);
77 const int8x8_t vb4567c1x1 = vld1_s8(w); w = (const int8_t*) w + 8;
78 vprod0x4567c1 = vmlal_s8(vprod0x4567c1, vb4567c1x1, va0x1);
79 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1);
80 va0x0 = vext_s8(va0x0, va0x0, 2);
81 va0x1 = vext_s8(va0x1, va0x1, 2);
82 int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2x0, va0x0);
83 const int8x8_t vb0123c2x1 = vld1_s8(w); w = (const int8_t*) w + 8;
84 vprod0x0123c2 = vmlal_s8(vprod0x0123c2, vb0123c2x1, va0x1);
85 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2);
86 int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2x0, va0x0);
87 const int8x8_t vb4567c2x1 = vld1_s8(w); w = (const int8_t*) w + 8;
88 vprod0x4567c2 = vmlal_s8(vprod0x4567c2, vb4567c2x1, va0x1);
89 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2);
90 va0x0 = vext_s8(va0x0, va0x0, 2);
91 va0x1 = vext_s8(va0x1, va0x1, 2);
92 int16x8_t vprod0x0123c3 = vmull_s8(vb0123c3x0, va0x0);
93 const int8x8_t vb0123c3x1 = vld1_s8(w); w = (const int8_t*) w + 8;
94 vprod0x0123c3 = vmlal_s8(vprod0x0123c3, vb0123c3x1, va0x1);
95 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c3);
96 int16x8_t vprod0x4567c3 = vmull_s8(vb4567c3x0, va0x0);
97 const int8x8_t vb4567c3x1 = vld1_s8(w); w = (const int8_t*) w + 8;
98 vprod0x4567c3 = vmlal_s8(vprod0x4567c3, vb4567c3x1, va0x1);
99 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c3);
100
101 k -= 16 * sizeof(int8_t);
102 }
103 if (k != 0) {
104 int8x8_t va0x0 = vld1_s8(a0); a0 += 8;
105
106 const int8x8_t vb0123c0x0 = vld1_s8(w); w = (const int8_t*) w + 8;
107 const int8x8_t vb4567c0x0 = vld1_s8(w); w = (const int8_t*) w + 8;
108 const int8x8_t vb0123c1x0 = vld1_s8(w); w = (const int8_t*) w + 8;
109 const int8x8_t vb4567c1x0 = vld1_s8(w); w = (const int8_t*) w + 8;
110 const int8x8_t vb0123c2x0 = vld1_s8(w); w = (const int8_t*) w + 8;
111 const int8x8_t vb4567c2x0 = vld1_s8(w); w = (const int8_t*) w + 8;
112 const int8x8_t vb0123c3x0 = vld1_s8(w); w = (const int8_t*) w + 8;
113 const int8x8_t vb4567c3x0 = vld1_s8(w); w = (const int8_t*) w + 8;
114
115 int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0x0, va0x0);
116 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0);
117 int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0x0, va0x0);
118 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0);
119 va0x0 = vext_s8(va0x0, va0x0, 2);
120 int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1x0, va0x0);
121 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1);
122 int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1x0, va0x0);
123 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1);
124 va0x0 = vext_s8(va0x0, va0x0, 2);
125 int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2x0, va0x0);
126 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2);
127 int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2x0, va0x0);
128 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2);
129 va0x0 = vext_s8(va0x0, va0x0, 2);
130 int16x8_t vprod0x0123c3 = vmull_s8(vb0123c3x0, va0x0);
131 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c3);
132 int16x8_t vprod0x4567c3 = vmull_s8(vb4567c3x0, va0x0);
133 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c3);
134
135 }
136
137 float32x4_t vfpacc0x0123 = vcvtq_f32_s32(vacc0x0123);
138 float32x4_t vfpacc0x4567 = vcvtq_f32_s32(vacc0x4567);
139
140 const float32x4_t vscale0123 = vld1q_f32(w); w = (const float*) w + 4;
141 vfpacc0x0123 = vmulq_f32(vfpacc0x0123, vscale0123);
142 const float32x4_t vscale4567 = vld1q_f32(w); w = (const float*) w + 4;
143 vfpacc0x4567 = vmulq_f32(vfpacc0x4567, vscale4567);
144
145 vacc0x0123 = vcvtnq_s32_f32(vfpacc0x0123);
146 vacc0x4567 = vcvtnq_s32_f32(vfpacc0x4567);
147
148 const int16x8_t voutput_zero_point = vld1q_dup_s16(¶ms->fp32_neonv8.output_zero_point);
149 #if XNN_ARCH_ARM64
150 int16x8_t vacc0x01234567 = vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567);
151
152 vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
153
154 int8x8_t vout0x01234567 = vqmovn_s16(vacc0x01234567);
155 #else
156 int16x8_t vacc0x01234567 = vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567));
157
158 vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
159
160 int8x8_t vout0x01234567 = vqmovn_s16(vacc0x01234567);
161 #endif
162
163 const int8x8_t voutput_min = vld1_dup_s8(¶ms->fp32_neonv8.output_min);
164 vout0x01234567 = vmax_s8(vout0x01234567, voutput_min);
165
166 const int8x8_t voutput_max = vld1_dup_s8(¶ms->fp32_neonv8.output_max);
167 vout0x01234567 = vmin_s8(vout0x01234567, voutput_max);
168
169 if (nc >= 8) {
170 vst1_s8(c0 + 0, vout0x01234567);
171
172 c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);
173
174 a0 = (const int8_t*) ((uintptr_t) a0 - kc);
175
176 nc -= 8;
177 } else {
178 // Final case where not all of the 8 columns fit in the destination.
179 if (nc & 4) {
180 vst1_lane_u32((void*) c0, vreinterpret_u32_s8(vout0x01234567), 0); c0 += 4;
181 vout0x01234567 = vext_s8(vout0x01234567, vout0x01234567, 4);
182 }
183 if (nc & 2) {
184 vst1_lane_u16((void*) c0, vreinterpret_u16_s8(vout0x01234567), 0); c0 += 2;
185 vout0x01234567 = vext_s8(vout0x01234567, vout0x01234567, 2);
186 }
187 if (nc & 1) {
188 vst1_lane_s8(c0, vout0x01234567, 0);
189 }
190
191 nc = 0;
192 }
193 } while (nc != 0);
194 }
195