12d367905a2e1b950f79b408141eea07c222b590bCalin Juravle/*- 22d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG> 32d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * All rights reserved. 42d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 52d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * Redistribution and use in source and binary forms, with or without 62d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * modification, are permitted provided that the following conditions 72d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * are met: 82d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 1. Redistributions of source code must retain the above copyright 92d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * notice, this list of conditions and the following disclaimer. 102d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 2. Redistributions in binary form must reproduce the above copyright 112d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * notice, this list of conditions and the following disclaimer in the 122d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * documentation and/or other materials provided with the distribution. 132d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 142d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 152d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 162d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 172d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 182d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 192d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 202d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 212d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 222d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 232d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 242d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * SUCH DAMAGE. 252d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 262d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * $FreeBSD: src/lib/msun/arm/fenv.h,v 1.5 2005/03/16 19:03:45 das Exp $ 272d367905a2e1b950f79b408141eea07c222b590bCalin Juravle */ 282d367905a2e1b950f79b408141eea07c222b590bCalin Juravle 292d367905a2e1b950f79b408141eea07c222b590bCalin Juravle/* 302d367905a2e1b950f79b408141eea07c222b590bCalin Juravle Rewritten for Android. 312d367905a2e1b950f79b408141eea07c222b590bCalin Juravle*/ 322d367905a2e1b950f79b408141eea07c222b590bCalin Juravle 332d367905a2e1b950f79b408141eea07c222b590bCalin Juravle/* MIPS FPU floating point control register bits. 342d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 352d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 31-25 -> floating point conditions code bits set by FP compare 362d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * instructions 372d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 24 -> flush denormalized results to zero instead of 382d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * causing unimplemented operation exception. 392d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 23 -> Condition bit 402d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 22 -> In conjunction with FS detects denormalized 412d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * operands and replaces them internally with 0. 422d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 21 -> In conjunction with FS forces denormalized operands 432d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * to the closest normalized value. 442d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 20-18 -> reserved (read as 0, write with 0) 452d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 17 -> cause bit for unimplemented operation 462d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 16 -> cause bit for invalid exception 472d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 15 -> cause bit for division by zero exception 482d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 14 -> cause bit for overflow exception 492d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 13 -> cause bit for underflow exception 502d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 12 -> cause bit for inexact exception 512d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 11 -> enable exception for invalid exception 522d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 10 -> enable exception for division by zero exception 532d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 9 -> enable exception for overflow exception 542d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 8 -> enable exception for underflow exception 552d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 7 -> enable exception for inexact exception 562d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 6 -> flag invalid exception 572d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 5 -> flag division by zero exception 582d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 4 -> flag overflow exception 592d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 3 -> flag underflow exception 602d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 2 -> flag inexact exception 612d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 1-0 -> rounding control 622d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 632d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 642d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * Rounding Control: 652d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 00 - rounding to nearest (RN) 662d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 01 - rounding toward zero (RZ) 672d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 10 - rounding (up) toward plus infinity (RP) 682d367905a2e1b950f79b408141eea07c222b590bCalin Juravle * 11 - rounding (down)toward minus infinity (RM) 692d367905a2e1b950f79b408141eea07c222b590bCalin Juravle */ 702d367905a2e1b950f79b408141eea07c222b590bCalin Juravle 71d4ca231ae2891e5c9eccb6e9a2e6af7fabcfc2a5Elliott Hughes#ifndef _BITS_FENV_MIPS_H_ 72d4ca231ae2891e5c9eccb6e9a2e6af7fabcfc2a5Elliott Hughes#define _BITS_FENV_MIPS_H_ 732d367905a2e1b950f79b408141eea07c222b590bCalin Juravle 742d367905a2e1b950f79b408141eea07c222b590bCalin Juravle#include <sys/types.h> 752d367905a2e1b950f79b408141eea07c222b590bCalin Juravle 762d367905a2e1b950f79b408141eea07c222b590bCalin Juravle__BEGIN_DECLS 772d367905a2e1b950f79b408141eea07c222b590bCalin Juravle 782d367905a2e1b950f79b408141eea07c222b590bCalin Juravletypedef __uint32_t fenv_t; 7926349d8c2e90e590184f0e9997ac16b576f6f3b8Calin Juravletypedef __uint32_t fexcept_t; 802d367905a2e1b950f79b408141eea07c222b590bCalin Juravle 812d367905a2e1b950f79b408141eea07c222b590bCalin Juravle/* Exception flags */ 822d367905a2e1b950f79b408141eea07c222b590bCalin Juravle#define FE_INVALID 0x40 832d367905a2e1b950f79b408141eea07c222b590bCalin Juravle#define FE_DIVBYZERO 0x20 842d367905a2e1b950f79b408141eea07c222b590bCalin Juravle#define FE_OVERFLOW 0x10 852d367905a2e1b950f79b408141eea07c222b590bCalin Juravle#define FE_UNDERFLOW 0x08 862d367905a2e1b950f79b408141eea07c222b590bCalin Juravle#define FE_INEXACT 0x04 872d367905a2e1b950f79b408141eea07c222b590bCalin Juravle#define FE_ALL_EXCEPT (FE_DIVBYZERO | FE_INEXACT | \ 882d367905a2e1b950f79b408141eea07c222b590bCalin Juravle FE_INVALID | FE_OVERFLOW | FE_UNDERFLOW) 892d367905a2e1b950f79b408141eea07c222b590bCalin Juravle 902d367905a2e1b950f79b408141eea07c222b590bCalin Juravle/* Rounding modes */ 912d367905a2e1b950f79b408141eea07c222b590bCalin Juravle#define FE_TONEAREST 0x0000 922d367905a2e1b950f79b408141eea07c222b590bCalin Juravle#define FE_TOWARDZERO 0x0001 932d367905a2e1b950f79b408141eea07c222b590bCalin Juravle#define FE_UPWARD 0x0002 942d367905a2e1b950f79b408141eea07c222b590bCalin Juravle#define FE_DOWNWARD 0x0003 952d367905a2e1b950f79b408141eea07c222b590bCalin Juravle 962d367905a2e1b950f79b408141eea07c222b590bCalin Juravle__END_DECLS 972d367905a2e1b950f79b408141eea07c222b590bCalin Juravle 98d4ca231ae2891e5c9eccb6e9a2e6af7fabcfc2a5Elliott Hughes#endif 99