1// REQUIRES-ANY: arm-target-arch,armv6m-target-arch 2// RUN: %arm_call_apsr -o %t.aspr.o 3// RUN: %clang_builtins %s %t.aspr.o %librt -o %t && %run %t 4//===-- aeabi_cdcmpeq.c - Test __aeabi_cdcmpeq ----------------------------===// 5// 6// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 7// See https://llvm.org/LICENSE.txt for license information. 8// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 9// 10//===----------------------------------------------------------------------===// 11// 12// This file tests __aeabi_cdcmpeq for the compiler_rt library. 13// 14//===----------------------------------------------------------------------===// 15 16#include <stdint.h> 17#include <stdio.h> 18#include <stdlib.h> 19#include <math.h> 20 21#if __arm__ 22#include "call_apsr.h" 23 24extern __attribute__((pcs("aapcs"))) void __aeabi_cdcmpeq(double a, double b); 25 26int test__aeabi_cdcmpeq(double a, double b, int expected) 27{ 28 uint32_t cpsr_value = call_apsr_d(a, b, __aeabi_cdcmpeq); 29 union cpsr cpsr = { .value = cpsr_value }; 30 if (expected != cpsr.flags.z) { 31 printf("error in __aeabi_cdcmpeq(%f, %f) => Z = %d, expected %d\n", 32 a, b, cpsr.flags.z, expected); 33 return 1; 34 } 35 return 0; 36} 37#endif 38 39int main() 40{ 41#if __arm__ 42 if (test__aeabi_cdcmpeq(1.0, 1.0, 1)) 43 return 1; 44 if (test__aeabi_cdcmpeq(1234.567, 765.4321, 0)) 45 return 1; 46 if (test__aeabi_cdcmpeq(-123.0, -678.0, 0)) 47 return 1; 48 if (test__aeabi_cdcmpeq(0.0, -0.0, 1)) 49 return 1; 50 if (test__aeabi_cdcmpeq(1.0, NAN, 0)) 51 return 1; 52 if (test__aeabi_cdcmpeq(NAN, 1.0, 0)) 53 return 1; 54 if (test__aeabi_cdcmpeq(NAN, NAN, 0)) 55 return 1; 56 if (test__aeabi_cdcmpeq(INFINITY, 1.0, 0)) 57 return 1; 58 if (test__aeabi_cdcmpeq(0.0, INFINITY, 0)) 59 return 1; 60 if (test__aeabi_cdcmpeq(-INFINITY, 0.0, 0)) 61 return 1; 62 if (test__aeabi_cdcmpeq(0.0, -INFINITY, 0)) 63 return 1; 64 if (test__aeabi_cdcmpeq(INFINITY, INFINITY, 1)) 65 return 1; 66 if (test__aeabi_cdcmpeq(-INFINITY, -INFINITY, 1)) 67 return 1; 68#else 69 printf("skipped\n"); 70#endif 71 return 0; 72} 73