1// RUN: %clang_builtins %s %librt -o %t && %run %t 2// REQUIRES: int128 3//===-- negvti2_test.c - Test __negvti2 -----------------------------------===// 4// 5// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 6// See https://llvm.org/LICENSE.txt for license information. 7// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 8// 9//===----------------------------------------------------------------------===// 10// 11// This file tests __negvti2 for the compiler_rt library. 12// 13//===----------------------------------------------------------------------===// 14 15#include "int_lib.h" 16#include <stdio.h> 17 18#ifdef CRT_HAS_128BIT 19 20// Returns: -a 21 22// Effects: aborts if -a overflows 23 24COMPILER_RT_ABI ti_int __negvti2(ti_int a); 25COMPILER_RT_ABI ti_int __negti2(ti_int a); 26 27int test__negvti2(ti_int a) 28{ 29 ti_int x = __negvti2(a); 30 ti_int expected = __negti2(a); 31 if (x != expected) 32 { 33 twords at; 34 at.all = a; 35 twords xt; 36 xt.all = x; 37 twords expectedt; 38 expectedt.all = expected; 39 printf("error in __negvti2(0x%.16llX%.16llX) = 0x%.16llX%.16llX, " 40 "expected 0x%.16llX%.16llX\n", 41 at.s.high, at.s.low, xt.s.high, xt.s.low, expectedt.s.high, expectedt.s.low); 42 } 43 return x != expected; 44} 45 46#endif 47 48int main() 49{ 50#ifdef CRT_HAS_128BIT 51 if (test__negvti2(0)) 52 return 1; 53 if (test__negvti2(1)) 54 return 1; 55 if (test__negvti2(-1)) 56 return 1; 57 if (test__negvti2(2)) 58 return 1; 59 if (test__negvti2(-2)) 60 return 1; 61 if (test__negvti2(3)) 62 return 1; 63 if (test__negvti2(-3)) 64 return 1; 65 if (test__negvti2(make_ti(0x0000000000000000LL, 0x00000000FFFFFFFELL))) 66 return 1; 67 if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000002LL))) 68 return 1; 69 if (test__negvti2(make_ti(0x0000000000000000LL, 0x00000000FFFFFFFFLL))) 70 return 1; 71 if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000001LL))) 72 return 1; 73 if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000100000000LL))) 74 return 1; 75 if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL))) 76 return 1; 77 if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000200000000LL))) 78 return 1; 79 if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL))) 80 return 1; 81 if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000300000000LL))) 82 return 1; 83 if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFD00000000LL))) 84 return 1; 85 if (test__negvti2(make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL))) 86 return 1; 87 if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0x8000000000000001LL))) 88 return 1; 89 if (test__negvti2(make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL))) 90 return 1; 91 if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL))) 92 return 1; 93 if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000200000000LL))) 94 return 1; 95 if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL))) 96 return 1; 97 if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000100000000LL))) 98 return 1; 99// if (test__negvti2(make_ti(0x8000000000000000LL, 0x0000000000000000LL))) // abort 100// return 1; 101 if (test__negvti2(make_ti(0x8000000000000000LL, 0x0000000000000001LL))) 102 return 1; 103 if (test__negvti2(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL))) 104 return 1; 105 106#else 107 printf("skipped\n"); 108#endif 109 return 0; 110} 111