1 /*
2
3 Copyright (c) 2009, 2010, 2011, 2012 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 #define INSN vqshl
35 #define TEST_MSG "VQSHL_N/VQSHLQ_N"
36
37 #define FNNAME1(NAME) void exec_ ## NAME ##_n (void)
38 #define FNNAME(NAME) FNNAME1(NAME)
39
FNNAME(INSN)40 FNNAME (INSN)
41 {
42 /* Basic test: v2=vqshl_n(v1,v), then store the result. */
43 #define TEST_VQSHL_N2(INSN, Q, T1, T2, W, N, V) \
44 Set_Neon_Cumulative_Sat(0, VECT_VAR(vector_res, T1, W, N)); \
45 VECT_VAR(vector_res, T1, W, N) = \
46 INSN##Q##_n_##T2##W(VECT_VAR(vector, T1, W, N), \
47 V); \
48 vst1##Q##_##T2##W(VECT_VAR(result, T1, W, N), \
49 VECT_VAR(vector_res, T1, W, N)); \
50 dump_neon_cumulative_sat(TEST_MSG, xSTR(INSN##Q##_n_##T2##W), \
51 xSTR(T1), W, N)
52
53 /* Two auxliary macros are necessary to expand INSN */
54 #define TEST_VQSHL_N1(INSN, T3, Q, T1, T2, W, N) \
55 TEST_VQSHL_N2(INSN, T3, Q, T1, T2, W, N)
56
57 #define TEST_VQSHL_N(T3, Q, T1, T2, W, N) \
58 TEST_VQSHL_N1(INSN, T3, Q, T1, T2, W, N)
59
60 /* With ARM RVCT, we need to declare variables before any executable
61 statement */
62 DECL_VARIABLE_ALL_VARIANTS(vector);
63 DECL_VARIABLE_ALL_VARIANTS(vector_res);
64
65 clean_results ();
66
67 TEST_MACRO_ALL_VARIANTS_2_5(VLOAD, vector, buffer);
68
69 /* Choose shift amount arbitrarily */
70 fprintf(ref_file, "\n%s cumulative saturation output:\n", TEST_MSG);
71 TEST_VQSHL_N(, int, s, 8, 8, 2);
72 TEST_VQSHL_N(, int, s, 16, 4, 1);
73 TEST_VQSHL_N(, int, s, 32, 2, 1);
74 TEST_VQSHL_N(, int, s, 64, 1, 2);
75 TEST_VQSHL_N(, uint, u, 8, 8, 3);
76 TEST_VQSHL_N(, uint, u, 16, 4, 2);
77 TEST_VQSHL_N(, uint, u, 32, 2, 3);
78 TEST_VQSHL_N(, uint, u, 64, 1, 3);
79
80 TEST_VQSHL_N(q, int, s, 8, 16, 2);
81 TEST_VQSHL_N(q, int, s, 16, 8, 1);
82 TEST_VQSHL_N(q, int, s, 32, 4, 1);
83 TEST_VQSHL_N(q, int, s, 64, 2, 2);
84 TEST_VQSHL_N(q, uint, u, 8, 16, 3);
85 TEST_VQSHL_N(q, uint, u, 16, 8, 2);
86 TEST_VQSHL_N(q, uint, u, 32, 4, 3);
87 TEST_VQSHL_N(q, uint, u, 64, 2, 3);
88
89 /* FIXME: only a few result buffers are used, but we output all of them */
90 dump_results_hex (TEST_MSG);
91
92
93 /* Fill input vector with max value, to check saturation on limits */
94 VDUP(vector, , int, s, 8, 8, 0x7F);
95 VDUP(vector, , int, s, 16, 4, 0x7FFF);
96 VDUP(vector, , int, s, 32, 2, 0x7FFFFFFF);
97 VDUP(vector, , int, s, 64, 1, 0x7FFFFFFFFFFFFFFFLL);
98 VDUP(vector, , uint, u, 8, 8, 0xFF);
99 VDUP(vector, , uint, u, 16, 4, 0xFFFF);
100 VDUP(vector, , uint, u, 32, 2, 0xFFFFFFFF);
101 VDUP(vector, , uint, u, 64, 1, 0xFFFFFFFFFFFFFFFFULL);
102 VDUP(vector, q, int, s, 8, 16, 0x7F);
103 VDUP(vector, q, int, s, 16, 8, 0x7FFF);
104 VDUP(vector, q, int, s, 32, 4, 0x7FFFFFFF);
105 VDUP(vector, q, int, s, 64, 2, 0x7FFFFFFFFFFFFFFFLL);
106 VDUP(vector, q, uint, u, 8, 16, 0xFF);
107 VDUP(vector, q, uint, u, 16, 8, 0xFFFF);
108 VDUP(vector, q, uint, u, 32, 4, 0xFFFFFFFF);
109 VDUP(vector, q, uint, u, 64, 2, 0xFFFFFFFFFFFFFFFFULL);
110
111 fprintf(ref_file, "\n%s cumulative saturation output:\n",
112 TEST_MSG " (check saturation with large positive input)");
113 TEST_VQSHL_N(, int, s, 8, 8, 2);
114 TEST_VQSHL_N(, int, s, 16, 4, 1);
115 TEST_VQSHL_N(, int, s, 32, 2, 1);
116 TEST_VQSHL_N(, int, s, 64, 1, 2);
117 TEST_VQSHL_N(, uint, u, 8, 8, 3);
118 TEST_VQSHL_N(, uint, u, 16, 4, 2);
119 TEST_VQSHL_N(, uint, u, 32, 2, 3);
120 TEST_VQSHL_N(, uint, u, 64, 1, 3);
121
122 TEST_VQSHL_N(q, int, s, 8, 16, 2);
123 TEST_VQSHL_N(q, int, s, 16, 8, 1);
124 TEST_VQSHL_N(q, int, s, 32, 4, 1);
125 TEST_VQSHL_N(q, int, s, 64, 2, 2);
126 TEST_VQSHL_N(q, uint, u, 8, 16, 3);
127 TEST_VQSHL_N(q, uint, u, 16, 8, 2);
128 TEST_VQSHL_N(q, uint, u, 32, 4, 3);
129 TEST_VQSHL_N(q, uint, u, 64, 2, 3);
130
131 dump_results_hex2 (TEST_MSG, " (check saturation with large positive input)");
132 }
133