387 lines
14 KiB
Plaintext
387 lines
14 KiB
Plaintext
// Copyright (c) 2007 The Hewlett-Packard Development Company
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// All rights reserved.
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//
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// Redistribution and use of this software in source and binary forms,
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// with or without modification, are permitted provided that the
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// following conditions are met:
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//
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// The software must be used only for Non-Commercial Use which means any
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// use which is NOT directed to receiving any direct monetary
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// compensation for, or commercial advantage from such use. Illustrative
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// examples of non-commercial use are academic research, personal study,
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// teaching, education and corporate research & development.
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// Illustrative examples of commercial use are distributing products for
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// commercial advantage and providing services using the software for
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// commercial advantage.
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//
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// If you wish to use this software or functionality therein that may be
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// covered by patents for commercial use, please contact:
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// Director of Intellectual Property Licensing
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// Office of Strategy and Technology
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// Hewlett-Packard Company
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// 1501 Page Mill Road
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// Palo Alto, California 94304
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//
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// Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer. Redistributions
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// in binary form must reproduce the above copyright notice, this list of
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// conditions and the following disclaimer in the documentation and/or
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// other materials provided with the distribution. Neither the name of
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// the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission. No right of
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// sublicense is granted herewith. Derivatives of the software and
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// output created using the software may be prepared, but only for
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// Non-Commercial Uses. Derivatives of the software may be shared with
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// others provided: (i) the others agree to abide by the list of
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// conditions herein which includes the Non-Commercial Use restrictions;
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// and (ii) such Derivatives of the software include the above copyright
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// notice to acknowledge the contribution from this software where
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// applicable, this list of conditions and the disclaimer below.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Authors: Gabe Black
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////////////////////////////////////////////////////////////////////
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//
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// Decode the two byte opcodes
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//
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0x2: decode OPCODE_PREFIXA {
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0x0F: decode OPCODE_OP_TOP5 {
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format WarnUnimpl {
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0x00: decode OPCODE_OP_BOTTOM3 {
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0x00: group6();
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0x01: group7();
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0x02: lar_Gv_Ew();
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0x03: lsl_Gv_Ew();
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//sandpile.org doesn't seem to know what this is... ?
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0x04: loadall_or_reset_or_hang();
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#if FULL_SYSTEM
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0x05: syscall();
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#else
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0x05: SyscallInst::syscall('xc->syscall(rax)');
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#endif
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0x06: clts();
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//sandpile.org says (AMD) after sysret, so I might want to check
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//if that means amd64 or AMD machines
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0x07: loadall_or_sysret();
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}
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0x01: decode OPCODE_OP_BOTTOM3 {
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0x0: invd();
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0x1: wbinvd();
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0x2: This_should_be_an_illegal_instruction();
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0x3: UD1();
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0x4: This_should_be_an_illegal_instruction();
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0x5: threednow();
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0x6: threednow();
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0x7: threednow();
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}
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0x02: decode OPCODE_OP_BOTTOM3 {
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0x0: holder();
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0x1: holder();
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0x2: holder();
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0x3: holder();
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0x4: holder();
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0x5: holder();
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0x6: holder();
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0x7: holder();
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}
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0x03: decode OPCODE_OP_BOTTOM3 {
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0x0: group17();
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0x1: group17();
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0x2: group17();
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0x3: group17();
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0x4: group17();
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0x5: group17();
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0x6: group17();
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0x7: group17();
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}
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0x04: decode OPCODE_OP_BOTTOM3 {
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0x0: holder();
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0x1: holder();
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0x2: holder();
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0x3: holder();
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0x4: holder();
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0x5: holder();
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0x6: holder();
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0x7: holder();
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}
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0x05: decode OPCODE_OP_BOTTOM3 {
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0x0: holder();
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0x1: holder();
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0x2: holder();
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0x3: holder();
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0x4: holder();
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0x5: holder();
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0x6: holder();
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0x7: holder();
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}
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0x06: decode OPCODE_OP_BOTTOM3 {
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0x0: wrmsr();
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0x1: rdtsc();
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0x2: rdmsr();
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0x3: rdpmc();
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0x4: sysenter();
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0x5: sysexit();
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0x6: This_should_be_an_illegal_instruction();
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0x7: getsec();
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}
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0x07: decode OPCODE_OP_BOTTOM3 {
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0x0: three_byte_opcode();
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0x1: three_byte_opcode();
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0x2: three_byte_opcode();
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0x3: three_byte_opcode();
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0x4: three_byte_opcode();
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0x5: three_byte_opcode();
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0x6: three_byte_opcode();
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0x7: three_byte_opcode();
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}
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0x08: decode OPCODE_OP_BOTTOM3 {
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0x0: cmovo_Gv_Ev();
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0x1: cmovno_Gv_Ev();
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0x2: cmovb_Gv_Ev();
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0x3: cmovnb_Gv_Ev();
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0x4: cmovz_Gv_Ev();
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0x5: cmovnz_Gv_Ev();
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0x6: cmovbe_Gv_Ev();
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0x7: cmovnbe_Gv_Ev();
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}
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0x09: decode OPCODE_OP_BOTTOM3 {
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0x0: cmovs_Gv_Ev();
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0x1: cmovns_Gv_Ev();
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0x2: cmovp_Gv_Ev();
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0x3: cmovnp_Gv_Ev();
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0x4: cmovl_Gv_Ev();
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0x5: cmovnl_Gv_Ev();
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0x6: cmovle_Gv_Ev();
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0x7: cmovnle_Gv_Ev();
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}
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0x0A: decode OPCODE_OP_BOTTOM3 {
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0x0: holder();
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0x1: holder();
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0x2: holder();
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0x3: holder();
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0x4: holder();
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0x5: holder();
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0x6: holder();
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0x7: holder();
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}
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0x0B: decode OPCODE_OP_BOTTOM3 {
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0x0: holder();
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0x1: holder();
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0x2: holder();
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0x3: holder();
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0x4: holder();
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0x5: holder();
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0x6: holder();
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0x7: holder();
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}
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0x0C: decode OPCODE_OP_BOTTOM3 {
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0x0: holder();
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0x1: holder();
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0x2: holder();
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0x3: holder();
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0x4: holder();
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0x5: holder();
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0x6: holder();
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0x7: holder();
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}
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0x0D: decode OPCODE_OP_BOTTOM3 {
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0x0: holder();
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0x1: holder();
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0x2: holder();
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0x3: holder();
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0x4: holder();
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0x5: holder();
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0x6: holder();
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0x7: holder();
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}
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0x0E: decode OPCODE_OP_BOTTOM3 {
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0x0: holder();
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0x1: holder();
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0x2: holder();
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0x3: holder();
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0x4: holder();
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0x5: holder();
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0x6: holder();
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0x7: holder();
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}
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0x0F: decode OPCODE_OP_BOTTOM3 {
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0x0: holder();
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0x1: holder();
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0x2: holder();
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0x3: holder();
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0x4: holder();
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0x5: holder();
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0x6: holder();
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0x7: holder();
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}
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0x10: decode OPCODE_OP_BOTTOM3 {
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0x0: jo_Jz();
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0x1: jno_Jz();
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0x2: jb_Jz();
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0x3: Inst::JNB(Jz);
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0x4: Inst::JZ(Jz);
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0x5: Inst::JNZ(Jz);
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0x6: Inst::JBE(Jz);
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0x7: Inst::JNBE(Jz);
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}
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0x11: decode OPCODE_OP_BOTTOM3 {
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0x0: js_Jz();
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0x1: jns_Jz();
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0x2: jp_Jz();
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0x3: jnp_Jz();
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0x4: jl_Jz();
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0x5: jnl_Jz();
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0x6: jle_Jz();
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0x7: jnle_Jz();
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}
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0x12: decode OPCODE_OP_BOTTOM3 {
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0x0: seto_Eb();
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0x1: setno_Eb();
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0x2: setb_Eb();
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0x3: setnb_Eb();
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0x4: setz_Eb();
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0x5: setnz_Eb();
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0x6: setbe_Eb();
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0x7: setnbe_Eb();
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}
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0x13: decode OPCODE_OP_BOTTOM3 {
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0x0: sets_Eb();
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0x1: setns_Eb();
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0x2: setp_Eb();
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0x3: setnp_Eb();
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0x4: setl_Eb();
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0x5: setnl_Eb();
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0x6: setle_Eb();
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0x7: setnle_Eb();
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}
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0x14: decode OPCODE_OP_BOTTOM3 {
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0x0: push_fs();
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0x1: pop_fs();
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0x2: cpuid();
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0x3: bt_Ev_Gv();
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0x4: shld_Ev_Gv_Ib();
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0x5: shld_Ev_Gv_rCl();
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0x6: xbts_and_cmpxchg();
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0x7: ibts_and_cmpxchg();
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}
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0x15: decode OPCODE_OP_BOTTOM3 {
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0x0: push_gs();
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0x1: pop_gs();
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0x2: rsm_smm();
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0x3: bts_Ev_Gv();
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0x4: shrd_Ev_Gv_Ib();
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0x5: shrd_Ev_Gv_rCl();
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0x6: group16();
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0x7: Inst::IMUL(Gv,Ev);
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}
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0x16: decode OPCODE_OP_BOTTOM3 {
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0x0: cmpxchg_Eb_Gb();
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0x1: cmpxchg_Ev_Gv();
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0x2: lss_Gz_Mp();
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0x3: btr_Ev_Gv();
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0x4: lfs_Gz_Mp();
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0x5: lgs_Gz_Mp();
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0x6: Inst::MOVZX_B(Gv,Eb);
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0x7: Inst::MOVZX_W(Gv,Ew);
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}
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0x17: decode OPCODE_OP_BOTTOM3 {
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0x0: jmpe_Jz(); // IA-64?
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0x1: group11_UD2();
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0x2: group8_Ev_Ib();
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0x3: btc_Ev_Gv();
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0x4: bsf_Gv_Ev();
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0x5: bsr_Gv_Ev();
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0x6: Inst::MOVSX_B(Gv,Eb);
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0x7: Inst::MOVSX_W(Gv,Ew);
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}
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0x18: decode OPCODE_OP_BOTTOM3 {
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0x0: holder();
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0x1: holder();
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0x2: holder();
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0x3: holder();
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0x4: holder();
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0x5: holder();
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0x6: holder();
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0x7: holder();
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}
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0x19: bswap_B();
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0x1A: decode OPCODE_OP_BOTTOM3 {
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0x0: holder();
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0x1: holder();
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0x2: holder();
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0x3: holder();
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0x4: holder();
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0x5: holder();
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0x6: holder();
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0x7: holder();
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}
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0x1B: decode OPCODE_OP_BOTTOM3 {
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0x0: holder();
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0x1: holder();
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0x2: holder();
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0x3: holder();
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0x4: holder();
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0x5: holder();
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0x6: holder();
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0x7: holder();
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}
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0x1C: decode OPCODE_OP_BOTTOM3 {
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0x0: holder();
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0x1: holder();
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0x2: holder();
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0x3: holder();
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0x4: holder();
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0x5: holder();
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0x6: holder();
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0x7: holder();
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}
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0x1D: decode OPCODE_OP_BOTTOM3 {
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0x0: holder();
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0x1: holder();
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0x2: holder();
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0x3: holder();
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0x4: holder();
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0x5: holder();
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0x6: holder();
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0x7: holder();
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}
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0x1E: decode OPCODE_OP_BOTTOM3 {
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0x0: holder();
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0x1: holder();
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0x2: holder();
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0x3: holder();
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0x4: holder();
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0x5: holder();
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0x6: holder();
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0x7: holder();
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}
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0x1F: decode OPCODE_OP_BOTTOM3 {
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0x0: holder();
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0x1: holder();
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0x2: holder();
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0x3: holder();
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0x4: holder();
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0x5: holder();
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0x6: holder();
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0x7: holder();
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}
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default: FailUnimpl::twoByteOps();
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}
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}
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default: M5InternalError::error(
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{{"Unexpected first opcode byte in two byte opcode!"}});
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}
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