compiler-rt/lib/builtins/arm/aeabi_cfcmpeq_check_nan.c

   1 //===-- lib/arm/aeabi_cfcmpeq_helper.c - Helper for cdcmpeq ---------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "../int_lib.h"
  10 #include <stdint.h>
  11
  12 AEABI_RTABI __attribute__((visibility("hidden"))) int
  13 __aeabi_cfcmpeq_check_nan(float a, float b) {
  14   return __builtin_isnan(a) || __builtin_isnan(b);
  15 }