1 //===-- ucmpti2_test.c - Test __ucmpti2 -----------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This file tests __ucmpti2 for the compiler_rt library. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "int_lib.h" 15 #include <stdio.h> 16 17 #ifdef CRT_HAS_128BIT 18 19 // Returns: if (a < b) returns 0 20 // if (a == b) returns 1 21 // if (a > b) returns 2 22 23 COMPILER_RT_ABI si_int __ucmpti2(tu_int a, tu_int b); 24 25 int test__ucmpti2(tu_int a, tu_int b, si_int expected) 26 { 27 si_int x = __ucmpti2(a, b); 28 if (x != expected) 29 { 30 utwords at; 31 at.all = a; 32 utwords bt; 33 bt.all = b; 34 printf("error in __ucmpti2(0x%.16llX%.16llX, 0x%.16llX%.16llX) = %d, " 35 "expected %d\n", 36 at.s.high, at.s.low, bt.s.high, bt.s.low, x, expected); 37 } 38 return x != expected; 39 } 40 41 #endif 42 43 int main() 44 { 45 #ifdef CRT_HAS_128BIT 46 if (test__ucmpti2(0, 0, 1)) 47 return 1; 48 if (test__ucmpti2(1, 1, 1)) 49 return 1; 50 if (test__ucmpti2(2, 2, 1)) 51 return 1; 52 if (test__ucmpti2(0x7FFFFFFF, 0x7FFFFFFF, 1)) 53 return 1; 54 if (test__ucmpti2(0x80000000, 0x80000000, 1)) 55 return 1; 56 if (test__ucmpti2(0x80000001, 0x80000001, 1)) 57 return 1; 58 if (test__ucmpti2(0xFFFFFFFF, 0xFFFFFFFF, 1)) 59 return 1; 60 if (test__ucmpti2(0x000000010000000LL, 0x000000010000000LL, 1)) 61 return 1; 62 if (test__ucmpti2(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL, 1)) 63 return 1; 64 65 if (test__ucmpti2(0x0000000200000002LL, 0x0000000300000001LL, 0)) 66 return 1; 67 if (test__ucmpti2(0x0000000200000002LL, 0x0000000300000002LL, 0)) 68 return 1; 69 if (test__ucmpti2(0x0000000200000002LL, 0x0000000300000003LL, 0)) 70 return 1; 71 72 if (test__ucmpti2(0x0000000200000002LL, 0x0000000100000001LL, 2)) 73 return 1; 74 if (test__ucmpti2(0x0000000200000002LL, 0x0000000100000002LL, 2)) 75 return 1; 76 if (test__ucmpti2(0x0000000200000002LL, 0x0000000100000003LL, 2)) 77 return 1; 78 79 if (test__ucmpti2(0x0000000200000002LL, 0x0000000200000001LL, 2)) 80 return 1; 81 if (test__ucmpti2(0x0000000200000002LL, 0x0000000200000002LL, 1)) 82 return 1; 83 if (test__ucmpti2(0x0000000200000002LL, 0x0000000200000003LL, 0)) 84 return 1; 85 86 if (test__ucmpti2(make_tu(0x0000000000000001uLL, 0x0000000000000000uLL), 87 make_tu(0x0000000000000000uLL, 0xFFFFFFFFFFFFFFFFuLL), 2)) 88 return 1; 89 if (test__ucmpti2(make_tu(0x0000000000000001uLL, 0x0000000000000000uLL), 90 make_tu(0x0000000000000001uLL, 0x0000000000000000uLL), 1)) 91 return 1; 92 if (test__ucmpti2(make_tu(0x0000000000000001uLL, 0x0000000000000000uLL), 93 make_tu(0x0000000000000001uLL, 0x0000000000000001uLL), 0)) 94 return 1; 95 96 if (test__ucmpti2(make_tu(0x8000000000000000uLL, 0x0000000000000000uLL), 97 make_tu(0x7FFFFFFFFFFFFFFFuLL, 0xFFFFFFFFFFFFFFFFuLL), 2)) 98 return 1; 99 if (test__ucmpti2(make_tu(0x8000000000000000uLL, 0x0000000000000000uLL), 100 make_tu(0x8000000000000000uLL, 0x0000000000000000uLL), 1)) 101 return 1; 102 if (test__ucmpti2(make_tu(0x8000000000000000uLL, 0x0000000000000000uLL), 103 make_tu(0x8000000000000000uLL, 0x0000000000000001uLL), 0)) 104 return 1; 105 106 if (test__ucmpti2(make_tu(0xFFFFFFFFFFFFFFFFuLL, 0xFFFFFFFFFFFFFFFFuLL), 107 make_tu(0xFFFFFFFFFFFFFFFFuLL, 0xFFFFFFFFFFFFFFFEuLL), 2)) 108 return 1; 109 if (test__ucmpti2(make_tu(0xFFFFFFFFFFFFFFFFuLL, 0xFFFFFFFFFFFFFFFFuLL), 110 make_tu(0xFFFFFFFFFFFFFFFFuLL, 0xFFFFFFFFFFFFFFFFuLL), 1)) 111 return 1; 112 #else 113 printf("skipped\n"); 114 #endif 115 return 0; 116 } 117
