177ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao//===-- absvsi2_test.c - Test __absvsi2 -----------------------------------===// 277ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao// 377ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao// The LLVM Compiler Infrastructure 477ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao// 577ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao// This file is distributed under the University of Illinois Open Source 677ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao// License. See LICENSE.TXT for details. 777ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao// 877ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao//===----------------------------------------------------------------------===// 977ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao// 1077ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao// This file tests __absvsi2 for the compiler_rt library. 1177ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao// 1277ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao//===----------------------------------------------------------------------===// 1377ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao 1477ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao#include "int_lib.h" 1577ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao#include <stdio.h> 1677ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao#include <stdlib.h> 1777ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao 1877ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao// Returns: absolute value 1977ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao 2077ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao// Effects: aborts if abs(x) < 0 2177ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao 2277ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liaosi_int __absvsi2(si_int a); 2377ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao 2477ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liaoint test__absvsi2(si_int a) 2577ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao{ 2677ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao si_int x = __absvsi2(a); 2777ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao si_int expected = a; 2877ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao if (expected < 0) 2977ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao expected = -expected; 3077ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao if (x != expected || expected < 0) 3177ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao printf("error in __absvsi2(0x%X) = %d, expected positive %d\n", 3277ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao a, x, expected); 3377ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao return x != expected; 3477ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao} 3577ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao 3677ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liaoint main() 3777ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao{ 3877ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao// if (test__absvsi2(0x80000000)) // should abort 3977ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao// return 1; 4077ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao if (test__absvsi2(0x00000000)) 4177ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao return 1; 4277ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao if (test__absvsi2(0x00000001)) 4377ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao return 1; 4477ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao if (test__absvsi2(0x00000002)) 4577ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao return 1; 4677ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao if (test__absvsi2(0x7FFFFFFE)) 4777ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao return 1; 4877ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao if (test__absvsi2(0x7FFFFFFF)) 4977ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao return 1; 5077ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao if (test__absvsi2(0x80000001)) 5177ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao return 1; 5277ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao if (test__absvsi2(0x80000002)) 5377ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao return 1; 5477ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao if (test__absvsi2(0xFFFFFFFE)) 5577ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao return 1; 5677ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao if (test__absvsi2(0xFFFFFFFF)) 5777ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao return 1; 5877ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao 5977ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao int i; 6077ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao for (i = 0; i < 10000; ++i) 6177ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao if (test__absvsi2(rand())) 6277ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao return 1; 6377ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao 6477ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao return 0; 6577ed6142daed1e068fbda64405d0de9845e40e1Shih-wei Liao} 66