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review.gerrithub.io / AOSPAL / android_bionic / 04583ce9b94d6f41f4c1e66939c4ca2ee41ff058 / . / libm / mips / _fpmath.h

/*- | |

* Copyright (c) 2002, 2003 David Schultz <das@FreeBSD.ORG> | |

* All rights reserved. | |

* | |

* Redistribution and use in source and binary forms, with or without | |

* modification, are permitted provided that the following conditions | |

* are met: | |

* 1. Redistributions of source code must retain the above copyright | |

* notice, this list of conditions and the following disclaimer. | |

* 2. Redistributions in binary form must reproduce the above copyright | |

* notice, this list of conditions and the following disclaimer in the | |

* documentation and/or other materials provided with the distribution. | |

* | |

* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | |

* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |

* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |

* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |

* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |

* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |

* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |

* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |

* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |

* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |

* SUCH DAMAGE. | |

* | |

* $FreeBSD$ | |

*/ | |

union IEEEl2bits { | |

long double e; | |

struct { | |

#ifndef __MIPSEB__ | |

unsigned int manl :32; | |

unsigned int manh :20; | |

unsigned int exp :11; | |

unsigned int sign :1; | |

#else | |

unsigned int sign :1; | |

unsigned int exp :11; | |

unsigned int manh :20; | |

unsigned int manl :32; | |

#endif | |

} bits; | |

}; | |

#define LDBL_NBIT 0 | |

#define mask_nbit_l(u) ((void)0) | |

#define LDBL_IMPLICIT_NBIT | |

#define LDBL_MANH_SIZE 20 | |

#define LDBL_MANL_SIZE 32 | |

#define LDBL_TO_ARRAY32(u, a) do { \ | |

(a)[0] = (uint32_t)(u).bits.manl; \ | |

(a)[1] = (uint32_t)(u).bits.manh; \ | |

} while(0) |