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1 // Auto-generated file. Do not edit!
2 //   Template: src/x32-transpose/sse2.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 <immintrin.h>
11 
12 #include <assert.h>
13 
14 #include <xnnpack/common.h>
15 #include <xnnpack/math.h>
16 #include <xnnpack/transpose.h>
17 
xnn_x32_transpose_ukernel__4x4_multi_mov_sse2(const uint32_t * input,uint32_t * output,size_t input_stride,size_t output_stride,size_t block_width,size_t block_height)18 void xnn_x32_transpose_ukernel__4x4_multi_mov_sse2(
19     const uint32_t* input,
20     uint32_t* output,
21     size_t input_stride,
22     size_t output_stride,
23     size_t block_width,
24     size_t block_height)
25 {
26   assert(output_stride >= block_height * sizeof(uint32_t));
27   assert(input_stride >= block_width * sizeof(uint32_t));
28 
29   const size_t tile_height = 4;
30   const size_t tile_width = 4;
31   const size_t tile_hbytes = tile_height * sizeof(uint32_t);
32   const size_t tile_wbytes = tile_width * sizeof(uint32_t);
33   const size_t input_reset = tile_wbytes - round_down_po2(block_height, tile_height) * input_stride;
34   const size_t input_offset = tile_height * input_stride;
35   const size_t output_reset = tile_width * output_stride - round_down_po2(block_height, 2) * sizeof(uint32_t) - tile_hbytes;
36 
37   const uint32_t* i0 = input;
38   const uint32_t* i1 = (const uint32_t*) ((uintptr_t) i0 + input_stride);
39   const uint32_t* i2 = (const uint32_t*) ((uintptr_t) i1 + input_stride);
40   const uint32_t* i3 = (const uint32_t*) ((uintptr_t) i2 + input_stride);
41   uint32_t* o = (uint32_t*) ((uintptr_t) output - tile_hbytes);
42   const size_t minus_output_stride = -output_stride;
43 
44   do {
45     const size_t rem = min(block_width - 1, 3);
46     const size_t oN_stride = rem * output_stride;
47     const size_t oN_offset = oN_stride + tile_hbytes;
48     size_t bh = block_height;
49     for (; bh >= 4; bh -= 4) {
50       const __m128i v2_0 = _mm_loadu_si128((const __m128i*) i0);
51       i0 = (uint32_t*) ((uintptr_t) i0 + input_offset);
52       const __m128i v2_1 = _mm_loadu_si128((const __m128i*) i1);
53       i1 = (uint32_t*) ((uintptr_t) i1 + input_offset);
54       const __m128i v2_2 = _mm_loadu_si128((const __m128i*) i2);
55       i2 = (uint32_t*) ((uintptr_t) i2 + input_offset);
56       const __m128i v2_3 = _mm_loadu_si128((const __m128i*) i3);
57       i3 = (uint32_t*) ((uintptr_t) i3 + input_offset);
58 
59       const __m128i v1_0 = _mm_unpacklo_epi32(v2_0, v2_1);
60       const __m128i v1_1 = _mm_unpackhi_epi32(v2_0, v2_1);
61       const __m128i v1_2 = _mm_unpacklo_epi32(v2_2, v2_3);
62       const __m128i v1_3 = _mm_unpackhi_epi32(v2_2, v2_3);
63 
64       const __m128i v0_0 = _mm_unpacklo_epi64(v1_0, v1_2);
65       const __m128i v0_1 = _mm_unpackhi_epi64(v1_0, v1_2);
66       const __m128i v0_2 = _mm_unpacklo_epi64(v1_1, v1_3);
67       const __m128i v0_3 = _mm_unpackhi_epi64(v1_1, v1_3);
68 
69 
70 
71       o = (uint32_t*) ((uintptr_t) o + oN_offset);
72       _mm_storeu_si128((__m128i*) o, v0_3);
73       uint32_t *oN = (uint32_t*) ((uintptr_t) o + minus_output_stride);
74       if XNN_UNPREDICTABLE(block_width > 3) {
75         o = oN;
76       }
77       _mm_storeu_si128((__m128i*) o, v0_2);
78       oN = (uint32_t*) ((uintptr_t) o + minus_output_stride);
79       if XNN_UNPREDICTABLE(block_width >= 3) {
80         o = oN;
81       }
82       _mm_storeu_si128((__m128i*) o, v0_1);
83       oN = (uint32_t*) ((uintptr_t) o + minus_output_stride);
84       if XNN_UNPREDICTABLE(block_width > 1) {
85         o = oN;
86       }
87       _mm_storeu_si128((__m128i*) o, v0_0);
88     }
89     o = (uint32_t*) ((uintptr_t) o + tile_hbytes);
90     if (bh != 0) {
91       const __m128i v2_0 = _mm_loadu_si128((const __m128i*) i0);
92       if XNN_UNPREDICTABLE(bh < 2) {
93         i1 = i0;
94       }
95       const __m128i v2_1 = _mm_loadu_si128((const __m128i*) i1);
96       if XNN_UNPREDICTABLE(bh <= 2) {
97         i2 = i0;
98       }
99       const __m128i v2_2 = _mm_loadu_si128((const __m128i*) i2);
100       const __m128i v2_3 = _mm_undefined_si128();
101 
102       const __m128i v1_0 = _mm_unpacklo_epi32(v2_0, v2_1);
103       const __m128i v1_1 = _mm_unpackhi_epi32(v2_0, v2_1);
104       const __m128i v1_2 = _mm_unpacklo_epi32(v2_2, v2_3);
105       const __m128i v1_3 = _mm_unpackhi_epi32(v2_2, v2_3);
106 
107       __m128i v0_0 = _mm_unpacklo_epi64(v1_0, v1_2);
108       __m128i v0_1 = _mm_unpackhi_epi64(v1_0, v1_2);
109       __m128i v0_2 = _mm_unpacklo_epi64(v1_1, v1_3);
110       __m128i v0_3 = _mm_unpackhi_epi64(v1_1, v1_3);
111 
112 
113 
114       if (bh & 2) {
115         o = (uint32_t*) ((uintptr_t) o + oN_stride);
116         _mm_storel_epi64((__m128i*) o, v0_3);
117         uint32_t *oN = (uint32_t*) ((uintptr_t) o + minus_output_stride);
118         if XNN_UNPREDICTABLE(block_width > 3) {
119           o = oN;
120         }
121         _mm_storel_epi64((__m128i*) o, v0_2);
122         oN = (uint32_t*) ((uintptr_t) o + minus_output_stride);
123         if XNN_UNPREDICTABLE(block_width >= 3) {
124           o = oN;
125         }
126         _mm_storel_epi64((__m128i*) o, v0_1);
127         oN = (uint32_t*) ((uintptr_t) o + minus_output_stride);
128         if XNN_UNPREDICTABLE(block_width > 1) {
129           o = oN;
130         }
131         _mm_storel_epi64((__m128i*) o, v0_0);
132         o += 2;
133         v0_0 = _mm_unpackhi_epi64(v0_0, v0_0);
134         v0_1 = _mm_unpackhi_epi64(v0_1, v0_1);
135         v0_2 = _mm_unpackhi_epi64(v0_2, v0_2);
136         v0_3 = _mm_unpackhi_epi64(v0_3, v0_3);
137       }
138 
139       if (bh & 1) {
140         o = (uint32_t*) ((uintptr_t) o + oN_stride);
141         *((int*) o) = _mm_cvtsi128_si32(v0_3);
142         uint32_t *oN = (uint32_t*) ((uintptr_t) o + minus_output_stride);
143         if XNN_UNPREDICTABLE(block_width > 3) {
144           o = oN;
145         }
146         *((int*) o) = _mm_cvtsi128_si32(v0_2);
147         oN = (uint32_t*) ((uintptr_t) o + minus_output_stride);
148         if XNN_UNPREDICTABLE(block_width >= 3) {
149           o = oN;
150         }
151         *((int*) o) = _mm_cvtsi128_si32(v0_1);
152         oN = (uint32_t*) ((uintptr_t) o + minus_output_stride);
153         if XNN_UNPREDICTABLE(block_width > 1) {
154           o = oN;
155         }
156         *((int*) o) = _mm_cvtsi128_si32(v0_0);
157       }
158     }
159 
160     i0 = (const uint32_t*) ((uintptr_t) i0 + input_reset);
161     i1 = (const uint32_t*) ((uintptr_t) i0 + input_stride);
162     i2 = (const uint32_t*) ((uintptr_t) i1 + input_stride);
163     i3 = (const uint32_t*) ((uintptr_t) i2 + input_stride);
164     o = (uint32_t*) ((uintptr_t) o + output_reset);
165     block_width = doz(block_width, tile_width);
166   } while (block_width != 0);
167 }
168