1//===-- ucmpdi2_test.c - Test __ucmpdi2 -----------------------------------===// 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 __ucmpdi2 for the compiler_rt library. 11// 12//===----------------------------------------------------------------------===// 13 14#include "int_lib.h" 15#include <stdio.h> 16 17// Returns: if (a < b) returns 0 18// if (a == b) returns 1 19// if (a > b) returns 2 20 21COMPILER_RT_ABI si_int __ucmpdi2(du_int a, du_int b); 22 23int test__ucmpdi2(du_int a, du_int b, si_int expected) 24{ 25 si_int x = __ucmpdi2(a, b); 26 if (x != expected) 27 printf("error in __ucmpdi2(0x%llX, 0x%llX) = %d, expected %d\n", 28 a, b, x, expected); 29 return x != expected; 30} 31 32int main() 33{ 34 if (test__ucmpdi2(0, 0, 1)) 35 return 1; 36 if (test__ucmpdi2(1, 1, 1)) 37 return 1; 38 if (test__ucmpdi2(2, 2, 1)) 39 return 1; 40 if (test__ucmpdi2(0x7FFFFFFF, 0x7FFFFFFF, 1)) 41 return 1; 42 if (test__ucmpdi2(0x80000000, 0x80000000, 1)) 43 return 1; 44 if (test__ucmpdi2(0x80000001, 0x80000001, 1)) 45 return 1; 46 if (test__ucmpdi2(0xFFFFFFFF, 0xFFFFFFFF, 1)) 47 return 1; 48 if (test__ucmpdi2(0x000000010000000LL, 0x000000010000000LL, 1)) 49 return 1; 50 if (test__ucmpdi2(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL, 1)) 51 return 1; 52 53 if (test__ucmpdi2(0x0000000200000002LL, 0x0000000300000001LL, 0)) 54 return 1; 55 if (test__ucmpdi2(0x0000000200000002LL, 0x0000000300000002LL, 0)) 56 return 1; 57 if (test__ucmpdi2(0x0000000200000002LL, 0x0000000300000003LL, 0)) 58 return 1; 59 60 if (test__ucmpdi2(0x0000000200000002LL, 0x0000000100000001LL, 2)) 61 return 1; 62 if (test__ucmpdi2(0x0000000200000002LL, 0x0000000100000002LL, 2)) 63 return 1; 64 if (test__ucmpdi2(0x0000000200000002LL, 0x0000000100000003LL, 2)) 65 return 1; 66 67 if (test__ucmpdi2(0x0000000200000002LL, 0x0000000200000001LL, 2)) 68 return 1; 69 if (test__ucmpdi2(0x0000000200000002LL, 0x0000000200000002LL, 1)) 70 return 1; 71 if (test__ucmpdi2(0x0000000200000002LL, 0x0000000200000003LL, 0)) 72 return 1; 73 74 return 0; 75} 76