1 // Auto-generated file. Do not edit!
2 // Template: src/x32-transposec/wasmsimd.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 <wasm_simd128.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_transposec_ukernel__4x4_multi_multi_wasmsimd(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_transposec_ukernel__4x4_multi_multi_wasmsimd(
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) XNN_OOB_READS
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);
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* o0 = (uint32_t*) output;
42 uint32_t* o1 = (uint32_t*) ((uintptr_t) o0 + output_stride);
43 uint32_t* o2 = (uint32_t*) ((uintptr_t) o1 + output_stride);
44 uint32_t* o3 = (uint32_t*) ((uintptr_t) o2 + output_stride);
45
46 do {
47 if XNN_UNPREDICTABLE(block_width < 2) {
48 o1 = o0;
49 }
50 if XNN_UNPREDICTABLE(block_width <= 2) {
51 o2 = o0;
52 }
53 if XNN_UNPREDICTABLE(block_width < 4) {
54 o3 = o0;
55 }
56 size_t bh = block_height;
57 for (; bh >= 4; bh -= 4) {
58 const v128_t v2_0 = wasm_v128_load(i0);
59 i0 = (uint32_t*) ((uintptr_t) i0 + input_offset);
60 const v128_t v2_1 = wasm_v128_load(i1);
61 i1 = (uint32_t*) ((uintptr_t) i1 + input_offset);
62 const v128_t v2_2 = wasm_v128_load(i2);
63 i2 = (uint32_t*) ((uintptr_t) i2 + input_offset);
64 const v128_t v2_3 = wasm_v128_load(i3);
65 i3 = (uint32_t*) ((uintptr_t) i3 + input_offset);
66
67 const v128_t v1_0 = wasm_v32x4_shuffle(v2_0, v2_2, 0, 4, 1, 5);
68 const v128_t v1_1 = wasm_v32x4_shuffle(v2_0, v2_2, 2, 6, 3, 7);
69 const v128_t v1_2 = wasm_v32x4_shuffle(v2_1, v2_3, 0, 4, 1, 5);
70 const v128_t v1_3 = wasm_v32x4_shuffle(v2_1, v2_3, 2, 6, 3, 7);
71 const v128_t v0_0 = wasm_v32x4_shuffle(v1_0, v1_2, 0, 4, 1, 5);
72 const v128_t v0_1 = wasm_v32x4_shuffle(v1_0, v1_2, 2, 6, 3, 7);
73 const v128_t v0_2 = wasm_v32x4_shuffle(v1_1, v1_3, 0, 4, 1, 5);
74 const v128_t v0_3 = wasm_v32x4_shuffle(v1_1, v1_3, 2, 6, 3, 7);
75
76 wasm_v128_store(o3, v0_3);
77 o3 = (uint32_t*) ((uintptr_t) o3 + tile_hbytes);
78 wasm_v128_store(o2, v0_2);
79 o2 = (uint32_t*) ((uintptr_t) o2 + tile_hbytes);
80 wasm_v128_store(o1, v0_1);
81 o1 = (uint32_t*) ((uintptr_t) o1 + tile_hbytes);
82 wasm_v128_store(o0, v0_0);
83 o0 = (uint32_t*) ((uintptr_t) o0 + tile_hbytes);
84 }
85
86 if (bh != 0) {
87 const v128_t v2_0 = wasm_v128_load(i0);
88 if XNN_UNPREDICTABLE(bh < 2) {
89 i1 = i0;
90 }
91 const v128_t v2_1 = wasm_v128_load(i1);
92 if XNN_UNPREDICTABLE(bh <= 2) {
93 i2 = i0;
94 }
95 const v128_t v2_2 = wasm_v128_load(i2);
96 const v128_t v2_3 = wasm_v128_xor(v2_0, v2_0);
97
98 const v128_t v1_0 = wasm_v32x4_shuffle(v2_0, v2_2, 0, 4, 1, 5);
99 const v128_t v1_1 = wasm_v32x4_shuffle(v2_0, v2_2, 2, 6, 3, 7);
100 const v128_t v1_2 = wasm_v32x4_shuffle(v2_1, v2_3, 0, 4, 1, 5);
101 const v128_t v1_3 = wasm_v32x4_shuffle(v2_1, v2_3, 2, 6, 3, 7);
102
103 v128_t v0_0 = wasm_v32x4_shuffle(v1_0, v1_2, 0, 4, 1, 5);
104 v128_t v0_1 = wasm_v32x4_shuffle(v1_0, v1_2, 2, 6, 3, 7);
105 v128_t v0_2 = wasm_v32x4_shuffle(v1_1, v1_3, 0, 4, 1, 5);
106 v128_t v0_3 = wasm_v32x4_shuffle(v1_1, v1_3, 2, 6, 3, 7);
107
108 if (bh & 2) {
109 *((double*) o3) = wasm_f64x2_extract_lane(v0_3, 0);
110 o3 += 2;
111 *((double*) o2) = wasm_f64x2_extract_lane(v0_2, 0);
112 o2 += 2;
113 *((double*) o1) = wasm_f64x2_extract_lane(v0_1, 0);
114 o1 += 2;
115 *((double*) o0) = wasm_f64x2_extract_lane(v0_0, 0);
116 o0 += 2;
117 v0_0 = wasm_v64x2_shuffle(v0_0, v0_0, 1, 1);
118 v0_1 = wasm_v64x2_shuffle(v0_1, v0_1, 1, 1);
119 v0_2 = wasm_v64x2_shuffle(v0_2, v0_2, 1, 1);
120 v0_3 = wasm_v64x2_shuffle(v0_3, v0_3, 1, 1);
121 }
122
123 if (bh & 1) {
124 *((float*) o3) = wasm_f32x4_extract_lane(v0_3, 0);
125 *((float*) o2) = wasm_f32x4_extract_lane(v0_2, 0);
126 *((float*) o1) = wasm_f32x4_extract_lane(v0_1, 0);
127 *((float*) o0) = wasm_f32x4_extract_lane(v0_0, 0);
128 }
129 }
130
131 i0 = (const uint32_t*) ((uintptr_t) i0 + input_reset);
132 i1 = (const uint32_t*) ((uintptr_t) i0 + input_stride);
133 i2 = (const uint32_t*) ((uintptr_t) i1 + input_stride);
134 i3 = (const uint32_t*) ((uintptr_t) i2 + input_stride);
135 o0 = (uint32_t*) ((uintptr_t) o0 + output_reset);
136 o1 = (uint32_t*) ((uintptr_t) o1 + output_reset);
137 o2 = (uint32_t*) ((uintptr_t) o2 + output_reset);
138 o3 = (uint32_t*) ((uintptr_t) o3 + output_reset);
139 block_width = doz(block_width, tile_width);
140 } while (block_width != 0);
141 }
142