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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 vqdmulh
35 #define TEST_MSG "VQDMULH_N"
36 #define FNNAME1(NAME) void exec_ ## NAME ## _n (void)
37 #define FNNAME(NAME) FNNAME1(NAME)
38 
FNNAME(INSN)39 FNNAME (INSN)
40 {
41   int i;
42 
43   /* vector_res = vqdmulh_n(vector,val), then store the result.  */
44 #define TEST_VQDMULH_N2(INSN, Q, T1, T2, W, N, L)		\
45   Set_Neon_Cumulative_Sat(0, VECT_VAR(vector_res, T1, W, N));	\
46   VECT_VAR(vector_res, T1, W, N) =				\
47     INSN##Q##_n_##T2##W(VECT_VAR(vector, T1, W, N),		\
48 			L);					\
49   vst1##Q##_##T2##W(VECT_VAR(result, T1, W, N),			\
50 		    VECT_VAR(vector_res, T1, W, N));		\
51   dump_neon_cumulative_sat(TEST_MSG, xSTR(INSN##Q##_n_##T2##W),	\
52 			   xSTR(T1), W, N)
53 
54   /* Two auxliary macros are necessary to expand INSN */
55 #define TEST_VQDMULH_N1(INSN, Q, T1, T2, W, N, L)	\
56   TEST_VQDMULH_N2(INSN, Q, T1, T2, W, N, L)
57 
58 #define TEST_VQDMULH_N(Q, T1, T2, W, N, L)	\
59   TEST_VQDMULH_N1(INSN, Q, T1, T2, W, N, L)
60 
61 
62   /* With ARM RVCT, we need to declare variables before any executable
63      statement */
64   DECL_VARIABLE(vector, int, 16, 4);
65   DECL_VARIABLE(vector, int, 32, 2);
66   DECL_VARIABLE(vector, int, 16, 8);
67   DECL_VARIABLE(vector, int, 32, 4);
68 
69   DECL_VARIABLE(vector_res, int, 16, 4);
70   DECL_VARIABLE(vector_res, int, 32, 2);
71   DECL_VARIABLE(vector_res, int, 16, 8);
72   DECL_VARIABLE(vector_res, int, 32, 4);
73 
74   clean_results ();
75 
76 
77   /* Initialize vector */
78   VDUP(vector, , int, s, 16, 4, 0x1000);
79   VDUP(vector, , int, s, 32, 2, 0x100023);
80   VDUP(vector, q, int, s, 16, 8, 0x1000);
81   VDUP(vector, q, int, s, 32, 4, 0x100045);
82 
83   /* Choose multiplier arbitrarily */
84   fprintf(ref_file, "\n%s cumulative saturation output:\n", TEST_MSG);
85   TEST_VQDMULH_N(, int, s, 16, 4, 0xCF);
86   TEST_VQDMULH_N(, int, s, 32, 2, 0x2344);
87   TEST_VQDMULH_N(q, int, s, 16, 8, 0x80);
88   TEST_VQDMULH_N(q, int, s, 32, 4, 0x5422);
89 
90   fprintf(ref_file, "\n%s output:\n", TEST_MSG);
91   fprintf(gcc_tests_file, "\n%s output:\n", TEST_MSG);
92   DUMP(TEST_MSG, int, 16, 4, PRIx16);
93   DUMP(TEST_MSG, int, 32, 2, PRIx32);
94   DUMP(TEST_MSG, int, 16, 8, PRIx16);
95   DUMP(TEST_MSG, int, 32, 4, PRIx32);
96 
97 
98 
99   VDUP(vector, , int, s, 16, 4, 0x8000);
100   VDUP(vector, , int, s, 32, 2, 0x80000000);
101   VDUP(vector, q, int, s, 16, 8, 0x8000);
102   VDUP(vector, q, int, s, 32, 4, 0x80000000);
103   fprintf(ref_file, "\n%s cumulative saturation output:\n",
104 	  TEST_MSG " (check mul cumulative saturation)");
105   TEST_VQDMULH_N(, int, s, 16, 4, 0x8000);
106   TEST_VQDMULH_N(, int, s, 32, 2, 0x80000000);
107   TEST_VQDMULH_N(q, int, s, 16, 8, 0x8000);
108   TEST_VQDMULH_N(q, int, s, 32, 4, 0x80000000);
109   dump_results_hex2 (TEST_MSG, " (check mul cumulative saturation)");
110 }
111