1 /* 2 3 Copyright (c) 2009, 2010, 2011 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 #define INSN_NAME vqsub 27 #define TEST_MSG "VQSUB/VQSUBQ" 28 29 /* Extra tests for functions requiring types larger than 64 bits to 30 compute saturation */ 31 void vqsub_64(void); 32 #define EXTRA_TESTS vqsub_64 33 34 #include "ref_v_binary_sat_op.c" 35 36 void vqsub_64(void) 37 { 38 int i; 39 40 DECL_VARIABLE_ALL_VARIANTS(vector1); 41 DECL_VARIABLE_ALL_VARIANTS(vector2); 42 DECL_VARIABLE_ALL_VARIANTS(vector_res); 43 44 /* Initialize input "vector1" from "buffer" */ 45 TEST_MACRO_ALL_VARIANTS_2_5(VLOAD, vector1, buffer); 46 47 VDUP(vector2, , int, s, 64, 1, 0x0); 48 VDUP(vector2, , uint, u, 64, 1, 0x0); 49 VDUP(vector2, q, int, s, 64, 2, 0x0); 50 VDUP(vector2, q, uint, u, 64, 2, 0x0); 51 52 fprintf(ref_file, 53 "\n%s 64 bits saturation cumulative saturation output:\n", 54 TEST_MSG); 55 TEST_BINARY_SAT_OP(INSN_NAME, , int, s, 64, 1); 56 TEST_BINARY_SAT_OP(INSN_NAME, , uint, u, 64, 1); 57 TEST_BINARY_SAT_OP(INSN_NAME, q, int, s, 64, 2); 58 TEST_BINARY_SAT_OP(INSN_NAME, q, uint, u, 64, 2); 59 60 fprintf(ref_file, "\n64 bits saturation:\n"); 61 DUMP(TEST_MSG, int, 64, 1, PRIx64); 62 DUMP(TEST_MSG, uint, 64, 1, PRIx64); 63 DUMP(TEST_MSG, int, 64, 2, PRIx64); 64 DUMP(TEST_MSG, uint, 64, 2, PRIx64); 65 66 /* Another set of tests */ 67 VDUP(vector2, , int, s, 64, 1, 0x44); 68 VDUP(vector2, , uint, u, 64, 1, 0x88); 69 VDUP(vector2, q, int, s, 64, 2, 0x44); 70 VDUP(vector2, q, uint, u, 64, 2, 0x88); 71 72 fprintf(ref_file, 73 "\n%s 64 bits saturation cumulative saturation output:\n", 74 TEST_MSG); 75 TEST_BINARY_SAT_OP(INSN_NAME, , int, s, 64, 1); 76 TEST_BINARY_SAT_OP(INSN_NAME, , uint, u, 64, 1); 77 TEST_BINARY_SAT_OP(INSN_NAME, q, int, s, 64, 2); 78 TEST_BINARY_SAT_OP(INSN_NAME, q, uint, u, 64, 2); 79 80 DUMP(TEST_MSG, int, 64, 1, PRIx64); 81 DUMP(TEST_MSG, uint, 64, 1, PRIx64); 82 DUMP(TEST_MSG, int, 64, 2, PRIx64); 83 DUMP(TEST_MSG, uint, 64, 2, PRIx64); 84 85 /* Another set of tests */ 86 VDUP(vector2, , int, s, 64, 1, 0x7fffffffffffffffLL); 87 VDUP(vector2, , uint, u, 64, 1, 0xffffffffffffffffULL); 88 89 /* To check positive saturation, we need to write a positive value 90 in vector1 */ 91 VDUP(vector1, q, int, s, 64, 2, 0x3fffffffffffffffLL); 92 VDUP(vector2, q, int, s, 64, 2, 0x8000000000000000LL); 93 94 VDUP(vector2, q, uint, u, 64, 2, 0xffffffffffffffffULL); 95 96 fprintf(ref_file, 97 "\n%s 64 bits saturation cumulative saturation output:\n", 98 TEST_MSG); 99 TEST_BINARY_SAT_OP(INSN_NAME, , int, s, 64, 1); 100 TEST_BINARY_SAT_OP(INSN_NAME, , uint, u, 64, 1); 101 TEST_BINARY_SAT_OP(INSN_NAME, q, int, s, 64, 2); 102 TEST_BINARY_SAT_OP(INSN_NAME, q, uint, u, 64, 2); 103 104 DUMP(TEST_MSG, int, 64, 1, PRIx64); 105 DUMP(TEST_MSG, uint, 64, 1, PRIx64); 106 DUMP(TEST_MSG, int, 64, 2, PRIx64); 107 DUMP(TEST_MSG, uint, 64, 2, PRIx64); 108 109 /* To improve coverage, check saturation with less than 64 bits too */ 110 fprintf(ref_file, "\nless than 64 bits saturation:\n"); 111 VDUP(vector2, , int, s, 8, 8, 0x7F); 112 VDUP(vector2, , int, s, 16, 4, 0x7FFF); 113 VDUP(vector2, , int, s, 32, 2, 0x7FFFFFFF); 114 VDUP(vector2, q, int, s, 8, 16, 0x7F); 115 VDUP(vector2, q, int, s, 16, 8, 0x7FFF); 116 VDUP(vector2, q, int, s, 32, 4, 0x7FFFFFFF); 117 118 TEST_BINARY_SAT_OP(INSN_NAME, , int, s, 8, 8); 119 TEST_BINARY_SAT_OP(INSN_NAME, , int, s, 16, 4); 120 TEST_BINARY_SAT_OP(INSN_NAME, , int, s, 32, 2); 121 TEST_BINARY_SAT_OP(INSN_NAME, q, int, s, 8, 16); 122 TEST_BINARY_SAT_OP(INSN_NAME, q, int, s, 16, 8); 123 TEST_BINARY_SAT_OP(INSN_NAME, q, int, s, 32, 4); 124 125 DUMP(TEST_MSG, int, 8, 8, PRIx8); 126 DUMP(TEST_MSG, int, 16, 4, PRIx16); 127 DUMP(TEST_MSG, int, 32, 2, PRIx32); 128 DUMP(TEST_MSG, int, 8, 16, PRIx8); 129 DUMP(TEST_MSG, int, 16, 8, PRIx16); 130 DUMP(TEST_MSG, int, 32, 4, PRIx32); 131 132 133 VDUP(vector1, , uint, u, 8, 8, 0x10); 134 VDUP(vector1, , uint, u, 16, 4, 0x10); 135 VDUP(vector1, , uint, u, 32, 2, 0x10); 136 VDUP(vector1, q, uint, u, 8, 16, 0x10); 137 VDUP(vector1, q, uint, u, 16, 8, 0x10); 138 VDUP(vector1, q, uint, u, 32, 4, 0x10); 139 140 VDUP(vector2, , uint, u, 8, 8, 0x20); 141 VDUP(vector2, , uint, u, 16, 4, 0x20); 142 VDUP(vector2, , uint, u, 32, 2, 0x20); 143 VDUP(vector2, q, uint, u, 8, 16, 0x20); 144 VDUP(vector2, q, uint, u, 16, 8, 0x20); 145 VDUP(vector2, q, uint, u, 32, 4, 0x20); 146 147 fprintf(ref_file, 148 "\n%s less than 64 bits saturation cumulative saturation output:\n", 149 TEST_MSG); 150 TEST_BINARY_SAT_OP(INSN_NAME, , uint, u, 8, 8); 151 TEST_BINARY_SAT_OP(INSN_NAME, , uint, u, 16, 4); 152 TEST_BINARY_SAT_OP(INSN_NAME, , uint, u, 32, 2); 153 TEST_BINARY_SAT_OP(INSN_NAME, q, uint, u, 8, 16); 154 TEST_BINARY_SAT_OP(INSN_NAME, q, uint, u, 16, 8); 155 TEST_BINARY_SAT_OP(INSN_NAME, q, uint, u, 32, 4); 156 157 DUMP(TEST_MSG, uint, 8, 8, PRIx8); 158 DUMP(TEST_MSG, uint, 16, 4, PRIx16); 159 DUMP(TEST_MSG, uint, 32, 2, PRIx32); 160 DUMP(TEST_MSG, uint, 8, 16, PRIx8); 161 DUMP(TEST_MSG, uint, 16, 8, PRIx16); 162 DUMP(TEST_MSG, uint, 32, 4, PRIx32); 163 } 164
