1 //===-- mulvsi3_test.c - Test __mulvsi3 -----------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This file tests __mulvsi3 for the compiler_rt library. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "int_lib.h" 15 #include <stdio.h> 16 17 // Returns: a * b 18 19 // Effects: aborts if a * b overflows 20 21 si_int __mulvsi3(si_int a, si_int b); 22 23 int test__mulvsi3(si_int a, si_int b, si_int expected) 24 { 25 si_int x = __mulvsi3(a, b); 26 if (x != expected) 27 printf("error in __mulvsi3: %d * %d = %d, expected %d\n", 28 a, b, x, expected); 29 return x != expected; 30 } 31 32 int main() 33 { 34 if (test__mulvsi3(0, 0, 0)) 35 return 1; 36 if (test__mulvsi3(0, 1, 0)) 37 return 1; 38 if (test__mulvsi3(1, 0, 0)) 39 return 1; 40 if (test__mulvsi3(0, 10, 0)) 41 return 1; 42 if (test__mulvsi3(10, 0, 0)) 43 return 1; 44 if (test__mulvsi3(0, 0x1234567, 0)) 45 return 1; 46 if (test__mulvsi3(0x1234567, 0, 0)) 47 return 1; 48 49 if (test__mulvsi3(0, -1, 0)) 50 return 1; 51 if (test__mulvsi3(-1, 0, 0)) 52 return 1; 53 if (test__mulvsi3(0, -10, 0)) 54 return 1; 55 if (test__mulvsi3(-10, 0, 0)) 56 return 1; 57 if (test__mulvsi3(0, -0x1234567, 0)) 58 return 1; 59 if (test__mulvsi3(-0x1234567, 0, 0)) 60 return 1; 61 62 if (test__mulvsi3(1, 1, 1)) 63 return 1; 64 if (test__mulvsi3(1, 10, 10)) 65 return 1; 66 if (test__mulvsi3(10, 1, 10)) 67 return 1; 68 if (test__mulvsi3(1, 0x1234567, 0x1234567)) 69 return 1; 70 if (test__mulvsi3(0x1234567, 1, 0x1234567)) 71 return 1; 72 73 if (test__mulvsi3(1, -1, -1)) 74 return 1; 75 if (test__mulvsi3(1, -10, -10)) 76 return 1; 77 if (test__mulvsi3(-10, 1, -10)) 78 return 1; 79 if (test__mulvsi3(1, -0x1234567, -0x1234567)) 80 return 1; 81 if (test__mulvsi3(-0x1234567, 1, -0x1234567)) 82 return 1; 83 84 // if (test__mulvsi3(0x7FFFFFFF, -2, 0x80000001)) // abort 85 // return 1; 86 // if (test__mulvsi3(-2, 0x7FFFFFFF, 0x80000001)) // abort 87 // return 1; 88 if (test__mulvsi3(0x7FFFFFFF, -1, 0x80000001)) 89 return 1; 90 if (test__mulvsi3(-1, 0x7FFFFFFF, 0x80000001)) 91 return 1; 92 if (test__mulvsi3(0x7FFFFFFF, 0, 0)) 93 return 1; 94 if (test__mulvsi3(0, 0x7FFFFFFF, 0)) 95 return 1; 96 if (test__mulvsi3(0x7FFFFFFF, 1, 0x7FFFFFFF)) 97 return 1; 98 if (test__mulvsi3(1, 0x7FFFFFFF, 0x7FFFFFFF)) 99 return 1; 100 // if (test__mulvsi3(0x7FFFFFFF, 2, 0x80000001)) // abort 101 // return 1; 102 // if (test__mulvsi3(2, 0x7FFFFFFF, 0x80000001)) // abort 103 // return 1; 104 105 // if (test__mulvsi3(0x80000000, -2, 0x80000000)) // abort 106 // return 1; 107 // if (test__mulvsi3(-2, 0x80000000, 0x80000000)) // abort 108 // return 1; 109 // if (test__mulvsi3(0x80000000, -1, 0x80000000)) // abort 110 // return 1; 111 // if (test__mulvsi3(-1, 0x80000000, 0x80000000)) // abort 112 // return 1; 113 if (test__mulvsi3(0x80000000, 0, 0)) 114 return 1; 115 if (test__mulvsi3(0, 0x80000000, 0)) 116 return 1; 117 if (test__mulvsi3(0x80000000, 1, 0x80000000)) 118 return 1; 119 if (test__mulvsi3(1, 0x80000000, 0x80000000)) 120 return 1; 121 // if (test__mulvsi3(0x80000000, 2, 0x80000000)) // abort 122 // return 1; 123 // if (test__mulvsi3(2, 0x80000000, 0x80000000)) // abort 124 // return 1; 125 126 // if (test__mulvsi3(0x80000001, -2, 0x80000001)) // abort 127 // return 1; 128 // if (test__mulvsi3(-2, 0x80000001, 0x80000001)) // abort 129 // return 1; 130 if (test__mulvsi3(0x80000001, -1, 0x7FFFFFFF)) 131 return 1; 132 if (test__mulvsi3(-1, 0x80000001, 0x7FFFFFFF)) 133 return 1; 134 if (test__mulvsi3(0x80000001, 0, 0)) 135 return 1; 136 if (test__mulvsi3(0, 0x80000001, 0)) 137 return 1; 138 if (test__mulvsi3(0x80000001, 1, 0x80000001)) 139 return 1; 140 if (test__mulvsi3(1, 0x80000001, 0x80000001)) 141 return 1; 142 // if (test__mulvsi3(0x80000001, 2, 0x80000000)) // abort 143 // return 1; 144 // if (test__mulvsi3(2, 0x80000001, 0x80000000)) // abort 145 // return 1; 146 147 return 0; 148 } 149
