float.hh revision 5041
1/* 2 * Copyright (c) 2007 The Hewlett-Packard Development Company 3 * All rights reserved. 4 * 5 * Redistribution and use of this software in source and binary forms, 6 * with or without modification, are permitted provided that the 7 * following conditions are met: 8 * 9 * The software must be used only for Non-Commercial Use which means any 10 * use which is NOT directed to receiving any direct monetary 11 * compensation for, or commercial advantage from such use. Illustrative 12 * examples of non-commercial use are academic research, personal study, 13 * teaching, education and corporate research & development. 14 * Illustrative examples of commercial use are distributing products for 15 * commercial advantage and providing services using the software for 16 * commercial advantage. 17 * 18 * If you wish to use this software or functionality therein that may be 19 * covered by patents for commercial use, please contact: 20 * Director of Intellectual Property Licensing 21 * Office of Strategy and Technology 22 * Hewlett-Packard Company 23 * 1501 Page Mill Road 24 * Palo Alto, California 94304 25 * 26 * Redistributions of source code must retain the above copyright notice, 27 * this list of conditions and the following disclaimer. Redistributions 28 * in binary form must reproduce the above copyright notice, this list of 29 * conditions and the following disclaimer in the documentation and/or 30 * other materials provided with the distribution. Neither the name of 31 * the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its 32 * contributors may be used to endorse or promote products derived from 33 * this software without specific prior written permission. No right of 34 * sublicense is granted herewith. Derivatives of the software and 35 * output created using the software may be prepared, but only for 36 * Non-Commercial Uses. Derivatives of the software may be shared with 37 * others provided: (i) the others agree to abide by the list of 38 * conditions herein which includes the Non-Commercial Use restrictions; 39 * and (ii) such Derivatives of the software include the above copyright 40 * notice to acknowledge the contribution from this software where 41 * applicable, this list of conditions and the disclaimer below. 42 * 43 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 44 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 45 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 46 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 47 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 48 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 49 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 50 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 51 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 52 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 53 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 54 * 55 * Authors: Gabe Black 56 */ 57 58#ifndef __ARCH_X86_FLOATREGS_HH__ 59#define __ARCH_X86_FLOATREGS_HH__ 60 61#include "arch/x86/x86_traits.hh" 62#include "base/bitunion.hh" 63 64namespace X86ISA 65{ 66 enum FloatRegIndex 67 { 68 // MMX/X87 registers 69 FLOATREG_MMX_BASE, 70 FLOATREG_FPR_BASE = FLOATREG_MMX_BASE, 71 FLOATREG_MMX0 = FLOATREG_MMX_BASE, 72 FLOATREG_MMX1, 73 FLOATREG_MMX2, 74 FLOATREG_MMX3, 75 FLOATREG_MMX4, 76 FLOATREG_MMX5, 77 FLOATREG_MMX6, 78 FLOATREG_MMX7, 79 80 FLOATREG_FPR0 = FLOATREG_FPR_BASE, 81 FLOATREG_FPR1, 82 FLOATREG_FPR2, 83 FLOATREG_FPR3, 84 FLOATREG_FPR4, 85 FLOATREG_FPR5, 86 FLOATREG_FPR6, 87 FLOATREG_FPR7, 88 89 FLOATREG_XMM_BASE = FLOATREG_MMX_BASE + NumMMXRegs, 90 FLOATREG_XMM0_LOW = FLOATREG_XMM_BASE, 91 FLOATREG_XMM0_HIGH, 92 FLOATREG_XMM1_LOW, 93 FLOATREG_XMM1_HIGH, 94 FLOATREG_XMM2_LOW, 95 FLOATREG_XMM2_HIGH, 96 FLOATREG_XMM3_LOW, 97 FLOATREG_XMM3_HIGH, 98 FLOATREG_XMM4_LOW, 99 FLOATREG_XMM4_HIGH, 100 FLOATREG_XMM5_LOW, 101 FLOATREG_XMM5_HIGH, 102 FLOATREG_XMM6_LOW, 103 FLOATREG_XMM6_HIGH, 104 FLOATREG_XMM7_LOW, 105 FLOATREG_XMM7_HIGH, 106 FLOATREG_XMM8_LOW, 107 FLOATREG_XMM8_HIGH, 108 FLOATREG_XMM9_LOW, 109 FLOATREG_XMM9_HIGH, 110 FLOATREG_XMM10_LOW, 111 FLOATREG_XMM10_HIGH, 112 FLOATREG_XMM11_LOW, 113 FLOATREG_XMM11_HIGH, 114 FLOATREG_XMM12_LOW, 115 FLOATREG_XMM12_HIGH, 116 FLOATREG_XMM13_LOW, 117 FLOATREG_XMM13_HIGH, 118 FLOATREG_XMM14_LOW, 119 FLOATREG_XMM14_HIGH, 120 FLOATREG_XMM15_LOW, 121 FLOATREG_XMM15_HIGH, 122 123 NUM_FLOATREGS = FLOATREG_XMM_BASE + 2 * NumXMMRegs 124 }; 125 126 static inline FloatRegIndex 127 FLOATREG_MMX(int index) 128 { 129 return (FloatRegIndex)(FLOATREG_MMX_BASE + index); 130 } 131 132 static inline FloatRegIndex 133 FLOATREG_FPR(int index) 134 { 135 return (FloatRegIndex)(FLOATREG_FPR_BASE + index); 136 } 137 138 static inline FloatRegIndex 139 FLOATREG_XMM_LOW(int index) 140 { 141 return (FloatRegIndex)(FLOATREG_XMM_BASE + 2 * index); 142 } 143 144 static inline FloatRegIndex 145 FLOATREG_XMM_HIGH(int index) 146 { 147 return (FloatRegIndex)(FLOATREG_XMM_BASE + 2 * index + 1); 148 } 149}; 150 151#endif // __ARCH_X86_FLOATREGS_HH__ 152