// Copyright (c) 2007 The Hewlett-Packard Development Company // All rights reserved. // // Redistribution and use of this software in source and binary forms, // with or without modification, are permitted provided that the // following conditions are met: // // The software must be used only for Non-Commercial Use which means any // use which is NOT directed to receiving any direct monetary // compensation for, or commercial advantage from such use. Illustrative // examples of non-commercial use are academic research, personal study, // teaching, education and corporate research & development. // Illustrative examples of commercial use are distributing products for // commercial advantage and providing services using the software for // commercial advantage. // // If you wish to use this software or functionality therein that may be // covered by patents for commercial use, please contact: // Director of Intellectual Property Licensing // Office of Strategy and Technology // Hewlett-Packard Company // 1501 Page Mill Road // Palo Alto, California 94304 // // Redistributions of source code must retain the above copyright notice, // this list of conditions and the following disclaimer. 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. Neither the name of // the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its // contributors may be used to endorse or promote products derived from // this software without specific prior written permission. No right of // sublicense is granted herewith. Derivatives of the software and // output created using the software may be prepared, but only for // Non-Commercial Uses. Derivatives of the software may be shared with // others provided: (i) the others agree to abide by the list of // conditions herein which includes the Non-Commercial Use restrictions; // and (ii) such Derivatives of the software include the above copyright // notice to acknowledge the contribution from this software where // applicable, this list of conditions and the disclaimer below. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT // OWNER 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. // // Authors: Gabe Black //////////////////////////////////////////////////////////////////// // // Decode the two byte opcodes // 0x2: decode OPCODE_PREFIXA { 0x0F: decode OPCODE_OP_TOP5 { format WarnUnimpl { 0x00: decode OPCODE_OP_BOTTOM3 { 0x00: group6(); 0x01: group7(); 0x02: lar_Gv_Ew(); 0x03: lsl_Gv_Ew(); //sandpile.org doesn't seem to know what this is... ? 0x04: loadall_or_reset_or_hang(); 0x05: syscall(); 0x06: clts(); //sandpile.org says (AMD) after sysret, so I might want to check //if that means amd64 or AMD machines 0x07: loadall_or_sysret(); } 0x01: decode OPCODE_OP_BOTTOM3 { 0x0: holderholder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x02: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x03: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x04: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x05: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x06: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x07: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x08: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x09: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x0A: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x0B: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x0C: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x0D: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x0E: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x0F: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x10: decode OPCODE_OP_BOTTOM3 { 0x0: jo_Jz(); 0x1: jno_Jz(); 0x2: jb_Jz(); 0x3: jnb_Jz(); 0x4: jz_Jz(); 0x5: Inst::JNZ(Jz); 0x6: jbe_Jz(); 0x7: jnbe_Jz(); } 0x11: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x12: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x13: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x14: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x15: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x16: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x17: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x18: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x19: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x1A: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x1B: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x1C: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x1D: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x1E: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } 0x1F: decode OPCODE_OP_BOTTOM3 { 0x0: holder(); 0x1: holder(); 0x2: holder(); 0x3: holder(); 0x4: holder(); 0x5: holder(); 0x6: holder(); 0x7: holder(); } default: FailUnimpl::twoByteOps(); } } default: M5InternalError::error( {{"Unexpected first opcode byte in two byte opcode!"}}); }