| Daniel Dunbar | b3a6901 | 2009-06-26 16:47:03 +0000 | [diff] [blame] | 1 | //===-- mulvsi3_test.c - Test __mulvsi3 -----------------------------------===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| Howard Hinnant | 9ad441f | 2010-11-16 22:13:33 +0000 | [diff] [blame^] | 5 | // This file is dual licensed under the MIT and the University of Illinois Open |
| 6 | // Source Licenses. See LICENSE.TXT for details. |
| Daniel Dunbar | b3a6901 | 2009-06-26 16:47:03 +0000 | [diff] [blame] | 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 | } |