1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright 2001 by Thomas Moestl <tmm@FreeBSD.org>. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 19 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 20 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 22 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE 24 * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 * $FreeBSD: head/sys/sparc64/include/fsr.h 326262 2017-11-27 15:10:39Z pfg $ 27 */ 28 29 #ifndef _MACHINE_FSR_H_ 30 #define _MACHINE_FSR_H_ 31 32 #define FPRS_DL (1 << 0) 33 #define FPRS_DU (1 << 1) 34 #define FPRS_FEF (1 << 2) 35 36 #define VIS_BLOCKSIZE 64 37 38 #ifndef LOCORE 39 40 #define FSR_EXC_BITS 5 41 #define FSR_EXC_MASK ((1UL << FSR_EXC_BITS) - 1) 42 #define FSR_CEXC_SHIFT 0 43 #define FSR_CEXC_MASK (FSR_EXC_MASK << FSR_CEXC_SHIFT) 44 #define FSR_CEXC(b) ((unsigned long)(b) << FSR_CEXC_SHIFT) 45 #define FSR_GET_CEXC(x) (((x) & FSR_CEXC_MASK) >> FSR_CEXC_SHIFT) 46 #define FSR_AEXC_SHIFT 5 47 #define FSR_AEXC_MASK (FSR_EXC_MASK << FSR_AEXC_SHIFT) 48 #define FSR_AEXC(b) ((unsigned long)(b) << FSR_AEXC_SHIFT) 49 #define FSR_GET_AEXC(x) (((x) & FSR_AEXC_MASK) >> FSR_AEXC_SHIFT) 50 #define FSR_QNE (1UL << 13) 51 #define FSR_NS (1UL << 22) 52 #define FSR_TEM_SHIFT 23 53 #define FSR_TEM_MASK (FSR_EXC_MASK << FSR_TEM_SHIFT) 54 #define FSR_TEM(b) ((unsigned long)(b) << FSR_TEM_SHIFT) 55 #define FSR_GET_TEM(x) (((x) & FSR_TEM_MASK) >> FSR_TEM_SHIFT) 56 #define FSR_FCC0_SHIFT 10 57 #define FSR_FCC0_BITS 2 58 #define FSR_FCC0_MASK (((1UL << FSR_FCC0_BITS) - 1) << FSR_FCC0_SHIFT) 59 #define FSR_FCC0(x) ((unsigned long)(x) << FSR_FCC0_SHIFT) 60 #define FSR_GET_FCC0(x) (((x) & FSR_FCC0_MASK) >> FSR_FCC0_SHIFT) 61 #define FSR_FTT_SHIFT 14 62 #define FSR_FTT_BITS 3 63 #define FSR_FTT_MASK (((1UL << FSR_FTT_BITS) - 1) << FSR_FTT_SHIFT) 64 #define FSR_FTT(x) ((unsigned long)(x) << FSR_FTT_SHIFT) 65 #define FSR_GET_FTT(x) (((x) & FSR_FTT_MASK) >> FSR_FTT_SHIFT) 66 #define FSR_VER_SHIFT 17 67 #define FSR_GET_VER(x) (((x) >> FSR_VER_SHIFT) & 7) 68 #define FSR_RD_SHIFT 30 69 #define FSR_RD_BITS 2 70 #define FSR_RD_MASK (((1UL << FSR_RD_BITS) - 1) << FSR_RD_SHIFT) 71 #define FSR_RD(x) ((unsigned long)(x) << FSR_RD_SHIFT) 72 #define FSR_GET_RD(x) (((x) & FSR_RD_MASK) >> FSR_RD_SHIFT) 73 #define FSR_FCC1_SHIFT 32 74 #define FSR_FCC1_BITS 2 75 #define FSR_FCC1_MASK (((1UL << FSR_FCC1_BITS) - 1) << FSR_FCC1_SHIFT) 76 #define FSR_FCC1(x) ((unsigned long)(x) << FSR_FCC1_SHIFT) 77 #define FSR_GET_FCC1(x) (((x) & FSR_FCC1_MASK) >> FSR_FCC1_SHIFT) 78 #define FSR_FCC2_SHIFT 34 79 #define FSR_FCC2_BITS 2 80 #define FSR_FCC2_MASK (((1UL << FSR_FCC2_BITS) - 1) << FSR_FCC2_SHIFT) 81 #define FSR_FCC2(x) ((unsigned long)(x) << FSR_FCC2_SHIFT) 82 #define FSR_GET_FCC2(x) (((x) & FSR_FCC2_MASK) >> FSR_FCC2_SHIFT) 83 #define FSR_FCC3_SHIFT 36 84 #define FSR_FCC3_BITS 2 85 #define FSR_FCC3_MASK (((1UL << FSR_FCC3_BITS) - 1) << FSR_FCC3_SHIFT) 86 #define FSR_FCC3(x) ((unsigned long)(x) << FSR_FCC3_SHIFT) 87 #define FSR_GET_FCC3(x) (((x) & FSR_FCC3_MASK) >> FSR_FCC3_SHIFT) 88 89 /* CEXC/AEXC/TEM exception values */ 90 #define FSR_NX (1 << 0) 91 #define FSR_DZ (1 << 1) 92 #define FSR_UF (1 << 2) 93 #define FSR_OF (1 << 3) 94 #define FSR_NV (1 << 4) 95 /* FTT values. */ 96 #define FSR_FTT_NONE 0 97 #define FSR_FTT_IEEE 1 98 #define FSR_FTT_UNFIN 2 99 #define FSR_FTT_UNIMP 3 100 #define FSR_FTT_SEQERR 4 101 #define FSR_FTT_HWERR 5 102 #define FSR_FTT_INVREG 6 103 /* RD values */ 104 #define FSR_RD_N 0 /* nearest */ 105 #define FSR_RD_Z 1 /* zero */ 106 #define FSR_RD_PINF 2 /* +infinity */ 107 #define FSR_RD_NINF 3 /* -infinity */ 108 /* condition codes */ 109 #define FSR_CC_EQ 0 /* a = b */ 110 #define FSR_CC_LT 1 /* a < b */ 111 #define FSR_CC_GT 2 /* a > b */ 112 #define FSR_CC_UO 3 /* unordered */ 113 114 #endif /* !LOCORE */ 115 116 #endif /* !_MACHINE_FSR_H_ */ 117