1//===--------------- divtf3_test.c - Test __divtf3 ------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is dual licensed under the MIT and the University of Illinois Open 6// Source Licenses. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file tests __divtf3 for the compiler_rt library. 11// 12//===----------------------------------------------------------------------===// 13 14#include "int_lib.h" 15#include <stdio.h> 16 17#if __LDBL_MANT_DIG__ == 113 18 19#include "fp_test.h" 20 21// Returns: a / b 22COMPILER_RT_ABI long double __divtf3(long double a, long double b); 23 24int test__divtf3(long double a, long double b, 25 uint64_t expectedHi, uint64_t expectedLo) 26{ 27 long double x = __divtf3(a, b); 28 int ret = compareResultLD(x, expectedHi, expectedLo); 29 30 if (ret){ 31 printf("error in test__divtf3(%.20Lf, %.20Lf) = %.20Lf, " 32 "expected %.20Lf\n", a, b, x, 33 fromRep128(expectedHi, expectedLo)); 34 } 35 return ret; 36} 37 38char assumption_1[sizeof(long double) * CHAR_BIT == 128] = {0}; 39 40#endif 41 42int main() 43{ 44#if __LDBL_MANT_DIG__ == 113 45 // qNaN / any = qNaN 46 if (test__divtf3(makeQNaN128(), 47 0x1.23456789abcdefp+5L, 48 UINT64_C(0x7fff800000000000), 49 UINT64_C(0x0))) 50 return 1; 51 // NaN / any = NaN 52 if (test__divtf3(makeNaN128(UINT64_C(0x800030000000)), 53 0x1.23456789abcdefp+5L, 54 UINT64_C(0x7fff800000000000), 55 UINT64_C(0x0))) 56 return 1; 57 // inf / any = inf 58 if (test__divtf3(makeInf128(), 59 0x1.23456789abcdefp+5L, 60 UINT64_C(0x7fff000000000000), 61 UINT64_C(0x0))) 62 return 1; 63 // any / any 64 if (test__divtf3(0x1.a23b45362464523375893ab4cdefp+5L, 65 0x1.eedcbaba3a94546558237654321fp-1L, 66 UINT64_C(0x4004b0b72924d407), 67 UINT64_C(0x0717e84356c6eba2))) 68 return 1; 69 if (test__divtf3(0x1.a2b34c56d745382f9abf2c3dfeffp-50L, 70 0x1.ed2c3ba15935332532287654321fp-9L, 71 UINT64_C(0x3fd5b2af3f828c9b), 72 UINT64_C(0x40e51f64cde8b1f2))) 73 return 15; 74 if (test__divtf3(0x1.2345f6aaaa786555f42432abcdefp+456L, 75 0x1.edacbba9874f765463544dd3621fp+6400L, 76 UINT64_C(0x28c62e15dc464466), 77 UINT64_C(0xb5a07586348557ac))) 78 return 1; 79 if (test__divtf3(0x1.2d3456f789ba6322bc665544edefp-234L, 80 0x1.eddcdba39f3c8b7a36564354321fp-4455L, 81 UINT64_C(0x507b38442b539266), 82 UINT64_C(0x22ce0f1d024e1252))) 83 return 1; 84 if (test__divtf3(0x1.2345f6b77b7a8953365433abcdefp+234L, 85 0x1.edcba987d6bb3aa467754354321fp-4055L, 86 UINT64_C(0x50bf2e02f0798d36), 87 UINT64_C(0x5e6fcb6b60044078))) 88 return 1; 89 90#else 91 printf("skipped\n"); 92 93#endif 94 return 0; 95} 96