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1 /*
2 
3 Copyright (c) 2009, 2010, 2011, 2013 STMicroelectronics
4 Written by Christophe Lyon
5 
6 Permission is hereby granted, free of charge, to any person obtaining a copy
7 of this software and associated documentation files (the "Software"), to deal
8 in the Software without restriction, including without limitation the rights
9 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 copies of the Software, and to permit persons to whom the Software is
11 furnished to do so, subject to the following conditions:
12 
13 The above copyright notice and this permission notice shall be included in
14 all copies or substantial portions of the Software.
15 
16 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 THE SOFTWARE.
23 
24 */
25 
26 #if defined(__arm__) || defined(__aarch64__)
27 #include <arm_neon.h>
28 #else
29 #include "stm-arm-neon.h"
30 #endif
31 
32 #include "stm-arm-neon-ref.h"
33 
34 #ifndef INSN_NAME
35 #define INSN_NAME vuzp
36 #define TEST_MSG "VUZP/VUZPQ"
37 #endif
38 
39 #define FNNAME1(NAME) void exec_ ## NAME (void)
40 #define FNNAME(NAME) FNNAME1(NAME)
41 
FNNAME(INSN_NAME)42 FNNAME (INSN_NAME)
43 {
44   /* In this case, output variables are arrays of vectors */
45 #define DECL_VUZP(T1, W, N)						\
46   VECT_ARRAY_TYPE(T1, W, N, 2) VECT_ARRAY_VAR(result_vec, T1, W, N, 2);	\
47   VECT_VAR_DECL(result_bis, T1, W, N)[2 * N]
48 
49   /* We need to use a temporary result buffer (result_bis), because
50      the one used for other tests is not large enough. A subset of the
51      result data is moved from result_bis to result, and it is this
52      subset which is used to check the actual behaviour. The next
53      macro enables to move another chunk of data from result_bis to
54      result.  */
55 #define TEST_VUZP(INSN, Q, T1, T2, W, N)				\
56   VECT_ARRAY_VAR(result_vec, T1, W, N, 2) =				\
57     INSN##Q##_##T2##W(VECT_VAR(vector1, T1, W, N),			\
58 		      VECT_VAR(vector2, T1, W, N));			\
59   vst2##Q##_##T2##W(VECT_VAR(result_bis, T1, W, N),			\
60 		    VECT_ARRAY_VAR(result_vec, T1, W, N, 2));		\
61   memcpy(VECT_VAR(result, T1, W, N), VECT_VAR(result_bis, T1, W, N),	\
62 	 sizeof(VECT_VAR(result, T1, W, N)));
63 
64   /* Overwrite "result" with the contents of "result_bis"[X] */
65 #define TEST_EXTRA_CHUNK(T1, W, N, X)					\
66   memcpy(VECT_VAR(result, T1, W, N), &(VECT_VAR(result_bis, T1, W, N)[X*N]), \
67 	 sizeof(VECT_VAR(result, T1, W, N)));
68 
69   /* With ARM RVCT, we need to declare variables before any executable
70      statement */
71   DECL_VARIABLE_ALL_VARIANTS(vector1);
72   DECL_VARIABLE_ALL_VARIANTS(vector2);
73 
74   /* We don't need 64 bits variants */
75 #define DECL_ALL_VUZP()				\
76   DECL_VUZP(int, 8, 8);				\
77   DECL_VUZP(int, 16, 4);			\
78   DECL_VUZP(int, 32, 2);			\
79   DECL_VUZP(uint, 8, 8);			\
80   DECL_VUZP(uint, 16, 4);			\
81   DECL_VUZP(uint, 32, 2);			\
82   DECL_VUZP(poly, 8, 8);			\
83   DECL_VUZP(poly, 16, 4);			\
84   DECL_VUZP(float, 32, 2);			\
85   DECL_VUZP(int, 8, 16);			\
86   DECL_VUZP(int, 16, 8);			\
87   DECL_VUZP(int, 32, 4);			\
88   DECL_VUZP(uint, 8, 16);			\
89   DECL_VUZP(uint, 16, 8);			\
90   DECL_VUZP(uint, 32, 4);			\
91   DECL_VUZP(poly, 8, 16);			\
92   DECL_VUZP(poly, 16, 8);			\
93   DECL_VUZP(float, 32, 4)
94 
95   DECL_ALL_VUZP();
96 
97   /* Initialize input "vector" from "buffer"  */
98   TEST_MACRO_ALL_VARIANTS_2_5(VLOAD, vector1, buffer);
99   VLOAD(vector1, buffer, , float, f, 32, 2);
100   VLOAD(vector1, buffer, q, float, f, 32, 4);
101 
102   /* Choose arbitrary initialization values */
103   VDUP(vector2, , int, s, 8, 8, 0x11);
104   VDUP(vector2, , int, s, 16, 4, 0x22);
105   VDUP(vector2, , int, s, 32, 2, 0x33);
106   VDUP(vector2, , uint, u, 8, 8, 0x55);
107   VDUP(vector2, , uint, u, 16, 4, 0x66);
108   VDUP(vector2, , uint, u, 32, 2, 0x77);
109   VDUP(vector2, , poly, p, 8, 8, 0x55);
110   VDUP(vector2, , poly, p, 16, 4, 0x66);
111   VDUP(vector2, , float, f, 32, 2, 33.6f);
112 
113   VDUP(vector2, q, int, s, 8, 16, 0x11);
114   VDUP(vector2, q, int, s, 16, 8, 0x22);
115   VDUP(vector2, q, int, s, 32, 4, 0x33);
116   VDUP(vector2, q, uint, u, 8, 16, 0x55);
117   VDUP(vector2, q, uint, u, 16, 8, 0x66);
118   VDUP(vector2, q, uint, u, 32, 4, 0x77);
119   VDUP(vector2, q, poly, p, 8, 16, 0x55);
120   VDUP(vector2, q, poly, p, 16, 8, 0x66);
121   VDUP(vector2, q, float, f, 32, 4, 33.8f);
122 
123 #define TEST_ALL_VUZP(INSN)			\
124   TEST_VUZP(INSN, , int, s, 8, 8);		\
125   TEST_VUZP(INSN, , int, s, 16, 4);		\
126   TEST_VUZP(INSN, , int, s, 32, 2);		\
127   TEST_VUZP(INSN, , uint, u, 8, 8);		\
128   TEST_VUZP(INSN, , uint, u, 16, 4);		\
129   TEST_VUZP(INSN, , uint, u, 32, 2);		\
130   TEST_VUZP(INSN, , poly, p, 8, 8);		\
131   TEST_VUZP(INSN, , poly, p, 16, 4);		\
132   TEST_VUZP(INSN, , float, f, 32, 2);		\
133   TEST_VUZP(INSN, q, int, s, 8, 16);		\
134   TEST_VUZP(INSN, q, int, s, 16, 8);		\
135   TEST_VUZP(INSN, q, int, s, 32, 4);		\
136   TEST_VUZP(INSN, q, uint, u, 8, 16);		\
137   TEST_VUZP(INSN, q, uint, u, 16, 8);		\
138   TEST_VUZP(INSN, q, uint, u, 32, 4);		\
139   TEST_VUZP(INSN, q, poly, p, 8, 16);		\
140   TEST_VUZP(INSN, q, poly, p, 16, 8);		\
141   TEST_VUZP(INSN, q, float, f, 32, 4)
142 
143 #define TEST_ALL_EXTRA_CHUNKS()			\
144   TEST_EXTRA_CHUNK(int, 8, 8, 1);		\
145   TEST_EXTRA_CHUNK(int, 16, 4, 1);		\
146   TEST_EXTRA_CHUNK(int, 32, 2, 1);		\
147   TEST_EXTRA_CHUNK(uint, 8, 8, 1);		\
148   TEST_EXTRA_CHUNK(uint, 16, 4, 1);		\
149   TEST_EXTRA_CHUNK(uint, 32, 2, 1);		\
150   TEST_EXTRA_CHUNK(poly, 8, 8, 1);		\
151   TEST_EXTRA_CHUNK(poly, 16, 4, 1);		\
152   TEST_EXTRA_CHUNK(float, 32, 2, 1);		\
153   TEST_EXTRA_CHUNK(int, 8, 16, 1);		\
154   TEST_EXTRA_CHUNK(int, 16, 8, 1);		\
155   TEST_EXTRA_CHUNK(int, 32, 4, 1);		\
156   TEST_EXTRA_CHUNK(uint, 8, 16, 1);		\
157   TEST_EXTRA_CHUNK(uint, 16, 8, 1);		\
158   TEST_EXTRA_CHUNK(uint, 32, 4, 1);		\
159   TEST_EXTRA_CHUNK(poly, 8, 16, 1);		\
160   TEST_EXTRA_CHUNK(poly, 16, 8, 1);		\
161   TEST_EXTRA_CHUNK(float, 32, 4, 1)
162 
163   /* Check vuzp/vuzpq */
164   clean_results ();
165   TEST_ALL_VUZP(INSN_NAME);
166 
167   dump_results_hex2 (TEST_MSG, " chunk 0");
168 
169   TEST_ALL_EXTRA_CHUNKS();
170   dump_results_hex2 (TEST_MSG, " chunk 1");
171 }
172