1 // Auto-generated file. Do not edit!
2 // Template: src/f32-gemm/neon-ld64.c.in
3 // Generator: tools/xngen
4 //
5 // Copyright 2019 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
11 #include <assert.h>
12
13 #include <arm_neon.h>
14
15 #include <xnnpack/gemm.h>
16
17
xnn_f32_gemm_ukernel_4x8__neonfma_lane_ld64(size_t mr,size_t nc,size_t kc,const float * restrict a,size_t a_stride,const float * restrict w,float * restrict c,size_t cm_stride,size_t cn_stride,const union xnn_f32_output_params params[restrict static1])18 void xnn_f32_gemm_ukernel_4x8__neonfma_lane_ld64(
19 size_t mr,
20 size_t nc,
21 size_t kc,
22 const float* restrict a,
23 size_t a_stride,
24 const float* restrict w,
25 float* restrict c,
26 size_t cm_stride,
27 size_t cn_stride,
28 const union xnn_f32_output_params params[restrict static 1])
29 {
30 assert(mr != 0);
31 assert(mr <= 4);
32 assert(nc != 0);
33 assert(kc != 0);
34 assert(kc % sizeof(float) == 0);
35 assert(a != NULL);
36 assert(w != NULL);
37 assert(c != NULL);
38
39 const float* a0 = a;
40 float* c0 = c;
41 const float* a1 = (const float*) ((uintptr_t) a0 + a_stride);
42 float* c1 = (float*) ((uintptr_t) c0 + cm_stride);
43 if XNN_UNPREDICTABLE(mr < 2) {
44 a1 = a0;
45 c1 = c0;
46 }
47 const float* a2 = (const float*) ((uintptr_t) a1 + a_stride);
48 float* c2 = (float*) ((uintptr_t) c1 + cm_stride);
49 if XNN_UNPREDICTABLE(mr <= 2) {
50 a2 = a1;
51 c2 = c1;
52 }
53 const float* a3 = (const float*) ((uintptr_t) a2 + a_stride);
54 float* c3 = (float*) ((uintptr_t) c2 + cm_stride);
55 if XNN_UNPREDICTABLE(mr != 4) {
56 a3 = a2;
57 c3 = c2;
58 }
59
60 do {
61 float32x4_t vacc0x0123 = vld1q_f32(w); w += 4;
62 float32x4_t vacc0x4567 = vld1q_f32(w); w += 4;
63 float32x4_t vacc1x0123 = vacc0x0123;
64 float32x4_t vacc1x4567 = vacc0x4567;
65 float32x4_t vacc2x0123 = vacc0x0123;
66 float32x4_t vacc2x4567 = vacc0x4567;
67 float32x4_t vacc3x0123 = vacc0x0123;
68 float32x4_t vacc3x4567 = vacc0x4567;
69
70 size_t k = kc;
71 for (; k >= 2 * sizeof(float); k -= 2 * sizeof(float)) {
72 const float32x2_t va0 = vld1_f32(a0); a0 += 2;
73 const float32x2_t va1 = vld1_f32(a1); a1 += 2;
74 const float32x2_t va2 = vld1_f32(a2); a2 += 2;
75 const float32x2_t va3 = vld1_f32(a3); a3 += 2;
76
77 const float32x4_t vb0123c0 = vld1q_f32(w); w += 4;
78 const float32x4_t vb4567c0 = vld1q_f32(w); w += 4;
79
80 vacc0x0123 = vfmaq_lane_f32(vacc0x0123, vb0123c0, va0, 0);
81 vacc1x0123 = vfmaq_lane_f32(vacc1x0123, vb0123c0, va1, 0);
82 vacc2x0123 = vfmaq_lane_f32(vacc2x0123, vb0123c0, va2, 0);
83 vacc3x0123 = vfmaq_lane_f32(vacc3x0123, vb0123c0, va3, 0);
84 vacc0x4567 = vfmaq_lane_f32(vacc0x4567, vb4567c0, va0, 0);
85 vacc1x4567 = vfmaq_lane_f32(vacc1x4567, vb4567c0, va1, 0);
86 vacc2x4567 = vfmaq_lane_f32(vacc2x4567, vb4567c0, va2, 0);
87 vacc3x4567 = vfmaq_lane_f32(vacc3x4567, vb4567c0, va3, 0);
88 const float32x4_t vb0123c1 = vld1q_f32(w); w += 4;
89 const float32x4_t vb4567c1 = vld1q_f32(w); w += 4;
90
91 vacc0x0123 = vfmaq_lane_f32(vacc0x0123, vb0123c1, va0, 1);
92 vacc1x0123 = vfmaq_lane_f32(vacc1x0123, vb0123c1, va1, 1);
93 vacc2x0123 = vfmaq_lane_f32(vacc2x0123, vb0123c1, va2, 1);
94 vacc3x0123 = vfmaq_lane_f32(vacc3x0123, vb0123c1, va3, 1);
95 vacc0x4567 = vfmaq_lane_f32(vacc0x4567, vb4567c1, va0, 1);
96 vacc1x4567 = vfmaq_lane_f32(vacc1x4567, vb4567c1, va1, 1);
97 vacc2x4567 = vfmaq_lane_f32(vacc2x4567, vb4567c1, va2, 1);
98 vacc3x4567 = vfmaq_lane_f32(vacc3x4567, vb4567c1, va3, 1);
99 }
100 if XNN_UNLIKELY(k != 0) {
101 const float32x4_t va0 = vld1q_dup_f32(a0); a0 += 1;
102 const float32x4_t va1 = vld1q_dup_f32(a1); a1 += 1;
103 const float32x4_t va2 = vld1q_dup_f32(a2); a2 += 1;
104 const float32x4_t va3 = vld1q_dup_f32(a3); a3 += 1;
105
106 const float32x4_t vb0123 = vld1q_f32(w); w += 4;
107 const float32x4_t vb4567 = vld1q_f32(w); w += 4;
108
109 vacc0x0123 = vfmaq_f32(vacc0x0123, va0, vb0123);
110 vacc1x0123 = vfmaq_f32(vacc1x0123, va1, vb0123);
111 vacc2x0123 = vfmaq_f32(vacc2x0123, va2, vb0123);
112 vacc3x0123 = vfmaq_f32(vacc3x0123, va3, vb0123);
113 vacc0x4567 = vfmaq_f32(vacc0x4567, va0, vb4567);
114 vacc1x4567 = vfmaq_f32(vacc1x4567, va1, vb4567);
115 vacc2x4567 = vfmaq_f32(vacc2x4567, va2, vb4567);
116 vacc3x4567 = vfmaq_f32(vacc3x4567, va3, vb4567);
117 }
118 const float32x4_t vmax = vld1q_dup_f32(¶ms->scalar.max);
119 vacc0x0123 = vminq_f32(vacc0x0123, vmax);
120 vacc1x0123 = vminq_f32(vacc1x0123, vmax);
121 vacc2x0123 = vminq_f32(vacc2x0123, vmax);
122 vacc3x0123 = vminq_f32(vacc3x0123, vmax);
123 vacc0x4567 = vminq_f32(vacc0x4567, vmax);
124 vacc1x4567 = vminq_f32(vacc1x4567, vmax);
125 vacc2x4567 = vminq_f32(vacc2x4567, vmax);
126 vacc3x4567 = vminq_f32(vacc3x4567, vmax);
127
128 const float32x4_t vmin = vld1q_dup_f32(¶ms->scalar.min);
129 vacc0x0123 = vmaxq_f32(vacc0x0123, vmin);
130 vacc1x0123 = vmaxq_f32(vacc1x0123, vmin);
131 vacc2x0123 = vmaxq_f32(vacc2x0123, vmin);
132 vacc3x0123 = vmaxq_f32(vacc3x0123, vmin);
133 vacc0x4567 = vmaxq_f32(vacc0x4567, vmin);
134 vacc1x4567 = vmaxq_f32(vacc1x4567, vmin);
135 vacc2x4567 = vmaxq_f32(vacc2x4567, vmin);
136 vacc3x4567 = vmaxq_f32(vacc3x4567, vmin);
137
138 if XNN_LIKELY(nc >= 8) {
139 vst1q_f32(c3, vacc3x0123);
140 vst1q_f32(c3 + 4, vacc3x4567);
141 c3 = (float*) ((uintptr_t) c3 + cn_stride);
142 vst1q_f32(c2, vacc2x0123);
143 vst1q_f32(c2 + 4, vacc2x4567);
144 c2 = (float*) ((uintptr_t) c2 + cn_stride);
145 vst1q_f32(c1, vacc1x0123);
146 vst1q_f32(c1 + 4, vacc1x4567);
147 c1 = (float*) ((uintptr_t) c1 + cn_stride);
148 vst1q_f32(c0, vacc0x0123);
149 vst1q_f32(c0 + 4, vacc0x4567);
150 c0 = (float*) ((uintptr_t) c0 + cn_stride);
151
152 a3 = (const float*) ((uintptr_t) a3 - kc);
153 a2 = (const float*) ((uintptr_t) a2 - kc);
154 a1 = (const float*) ((uintptr_t) a1 - kc);
155 a0 = (const float*) ((uintptr_t) a0 - kc);
156
157 nc -= 8;
158
159 } else {
160 if (nc & 4) {
161 vst1q_f32(c3, vacc3x0123); c3 += 4;
162 vst1q_f32(c2, vacc2x0123); c2 += 4;
163 vst1q_f32(c1, vacc1x0123); c1 += 4;
164 vst1q_f32(c0, vacc0x0123); c0 += 4;
165
166 vacc3x0123 = vacc3x4567;
167 vacc2x0123 = vacc2x4567;
168 vacc1x0123 = vacc1x4567;
169 vacc0x0123 = vacc0x4567;
170 }
171 float32x2_t vacc3x01 = vget_low_f32(vacc3x0123);
172 float32x2_t vacc2x01 = vget_low_f32(vacc2x0123);
173 float32x2_t vacc1x01 = vget_low_f32(vacc1x0123);
174 float32x2_t vacc0x01 = vget_low_f32(vacc0x0123);
175 if (nc & 2) {
176 vst1_f32(c3, vacc3x01); c3 += 2;
177 vst1_f32(c2, vacc2x01); c2 += 2;
178 vst1_f32(c1, vacc1x01); c1 += 2;
179 vst1_f32(c0, vacc0x01); c0 += 2;
180
181 vacc3x01 = vget_high_f32(vacc3x0123);
182 vacc2x01 = vget_high_f32(vacc2x0123);
183 vacc1x01 = vget_high_f32(vacc1x0123);
184 vacc0x01 = vget_high_f32(vacc0x0123);
185 }
186 if (nc & 1) {
187 vst1_lane_f32(c3, vacc3x01, 0);
188 vst1_lane_f32(c2, vacc2x01, 0);
189 vst1_lane_f32(c1, vacc1x01, 0);
190 vst1_lane_f32(c0, vacc0x01, 0);
191 }
192
193 nc = 0;
194 }
195 } while (nc != 0);
196 }
197