1*0ba22f51SPetr Hosek //===-- ucmpti2.c - Implement __ucmpti2 -----------------------------------===// 2*0ba22f51SPetr Hosek // 3*0ba22f51SPetr Hosek // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*0ba22f51SPetr Hosek // See https://llvm.org/LICENSE.txt for license information. 5*0ba22f51SPetr Hosek // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*0ba22f51SPetr Hosek // 7*0ba22f51SPetr Hosek //===----------------------------------------------------------------------===// 8*0ba22f51SPetr Hosek // 9*0ba22f51SPetr Hosek // This file implements __ucmpti2 for the compiler_rt library. 10*0ba22f51SPetr Hosek // 11*0ba22f51SPetr Hosek //===----------------------------------------------------------------------===// 12a6b264b5SAlexey Samsonov 13a6b264b5SAlexey Samsonov #include "int_lib.h" 14a6b264b5SAlexey Samsonov 15938b0df7SJoerg Sonnenberger #ifdef CRT_HAS_128BIT 16a6b264b5SAlexey Samsonov 17*0ba22f51SPetr Hosek // Returns: if (a < b) returns 0 18*0ba22f51SPetr Hosek // if (a == b) returns 1 19*0ba22f51SPetr Hosek // if (a > b) returns 2 20a6b264b5SAlexey Samsonov __ucmpti2(tu_int a,tu_int b)21082b89b2SPetr HosekCOMPILER_RT_ABI si_int __ucmpti2(tu_int a, tu_int b) { 22a6b264b5SAlexey Samsonov utwords x; 23a6b264b5SAlexey Samsonov x.all = a; 24a6b264b5SAlexey Samsonov utwords y; 25a6b264b5SAlexey Samsonov y.all = b; 26a6b264b5SAlexey Samsonov if (x.s.high < y.s.high) 27a6b264b5SAlexey Samsonov return 0; 28a6b264b5SAlexey Samsonov if (x.s.high > y.s.high) 29a6b264b5SAlexey Samsonov return 2; 30a6b264b5SAlexey Samsonov if (x.s.low < y.s.low) 31a6b264b5SAlexey Samsonov return 0; 32a6b264b5SAlexey Samsonov if (x.s.low > y.s.low) 33a6b264b5SAlexey Samsonov return 2; 34a6b264b5SAlexey Samsonov return 1; 35a6b264b5SAlexey Samsonov } 36a6b264b5SAlexey Samsonov 37*0ba22f51SPetr Hosek #endif // CRT_HAS_128BIT 38