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1// RUN: %clang_builtins %s %librt -o %t && %run %t2// REQUIRES: librt_has_udivti33// REQUIRES: int1284 5#include "int_lib.h"6#include <stdio.h>7 8#ifdef CRT_HAS_128BIT9 10// Returns: a / b11 12COMPILER_RT_ABI tu_int __udivti3(tu_int a, tu_int b);13 14int test__udivti3(tu_int a, tu_int b, tu_int expected_q)15{16 tu_int q = __udivti3(a, b);17 if (q != expected_q)18 {19 utwords at;20 at.all = a;21 utwords bt;22 bt.all = b;23 utwords qt;24 qt.all = q;25 utwords expected_qt;26 expected_qt.all = expected_q;27 printf("error in __udivti3: 0x%llX%.16llX / 0x%llX%.16llX = "28 "0x%llX%.16llX, expected 0x%llX%.16llX\n",29 at.s.high, at.s.low, bt.s.high, bt.s.low, qt.s.high, qt.s.low,30 expected_qt.s.high, expected_qt.s.low);31 }32 return q != expected_q;33}34 35#endif36 37int main()38{39#ifdef CRT_HAS_128BIT40 if (test__udivti3(0, 1, 0))41 return 1;42 if (test__udivti3(2, 1, 2))43 return 1;44 if (test__udivti3(make_tu(0x8000000000000000uLL, 0), 1,45 make_tu(0x8000000000000000uLL, 0)))46 return 1;47 if (test__udivti3(make_tu(0x8000000000000000uLL, 0), 2,48 make_tu(0x4000000000000000uLL, 0)))49 return 1;50 if (test__udivti3(make_tu(0xFFFFFFFFFFFFFFFFuLL, 0xFFFFFFFFFFFFFFFFuLL), 2,51 make_tu(0x7FFFFFFFFFFFFFFFuLL, 0xFFFFFFFFFFFFFFFFuLL)))52 return 1;53 54#else55 printf("skipped\n");56#endif57 return 0;58}59