1214152Sed/* ===-- cmpti2.c - Implement __cmpti2 -------------------------------------=== 2214152Sed * 3214152Sed * The LLVM Compiler Infrastructure 4214152Sed * 5222656Sed * This file is dual licensed under the MIT and the University of Illinois Open 6222656Sed * Source Licenses. See LICENSE.TXT for details. 7214152Sed * 8214152Sed * ===----------------------------------------------------------------------=== 9214152Sed * 10214152Sed * This file implements __cmpti2 for the compiler_rt library. 11214152Sed * 12214152Sed * ===----------------------------------------------------------------------=== 13214152Sed */ 14214152Sed 15263560Sdim#include "int_lib.h" 16263560Sdim 17263764Sdim#ifdef CRT_HAS_128BIT 18214152Sed 19214152Sed/* Returns: if (a < b) returns 0 20214152Sed * if (a == b) returns 1 21214152Sed * if (a > b) returns 2 22214152Sed */ 23214152Sed 24214152Sedsi_int 25214152Sed__cmpti2(ti_int a, ti_int b) 26214152Sed{ 27214152Sed twords x; 28214152Sed x.all = a; 29214152Sed twords y; 30214152Sed y.all = b; 31214152Sed if (x.s.high < y.s.high) 32214152Sed return 0; 33214152Sed if (x.s.high > y.s.high) 34214152Sed return 2; 35214152Sed if (x.s.low < y.s.low) 36214152Sed return 0; 37214152Sed if (x.s.low > y.s.low) 38214152Sed return 2; 39214152Sed return 1; 40214152Sed} 41214152Sed 42263764Sdim#endif /* CRT_HAS_128BIT */ 43