pred_inst.cc revision 7143
17110Sgblack@eecs.umich.edu/* 27110Sgblack@eecs.umich.edu * Copyright (c) 2010 ARM Limited 37110Sgblack@eecs.umich.edu * All rights reserved 47110Sgblack@eecs.umich.edu * 57110Sgblack@eecs.umich.edu * The license below extends only to copyright in the software and shall 67110Sgblack@eecs.umich.edu * not be construed as granting a license to any other intellectual 77110Sgblack@eecs.umich.edu * property including but not limited to intellectual property relating 87110Sgblack@eecs.umich.edu * to a hardware implementation of the functionality of the software 97110Sgblack@eecs.umich.edu * licensed hereunder. You may use the software subject to the license 107110Sgblack@eecs.umich.edu * terms below provided that you ensure that this notice is replicated 117110Sgblack@eecs.umich.edu * unmodified and in its entirety in all distributions of the software, 127110Sgblack@eecs.umich.edu * modified or unmodified, in source code or in binary form. 137110Sgblack@eecs.umich.edu * 147110Sgblack@eecs.umich.edu * Copyright (c) 2007-2008 The Florida State University 156253Sgblack@eecs.umich.edu * All rights reserved. 166253Sgblack@eecs.umich.edu * 176253Sgblack@eecs.umich.edu * Redistribution and use in source and binary forms, with or without 186253Sgblack@eecs.umich.edu * modification, are permitted provided that the following conditions are 196253Sgblack@eecs.umich.edu * met: redistributions of source code must retain the above copyright 206253Sgblack@eecs.umich.edu * notice, this list of conditions and the following disclaimer; 216253Sgblack@eecs.umich.edu * redistributions in binary form must reproduce the above copyright 226253Sgblack@eecs.umich.edu * notice, this list of conditions and the following disclaimer in the 236253Sgblack@eecs.umich.edu * documentation and/or other materials provided with the distribution; 246253Sgblack@eecs.umich.edu * neither the name of the copyright holders nor the names of its 256253Sgblack@eecs.umich.edu * contributors may be used to endorse or promote products derived from 266253Sgblack@eecs.umich.edu * this software without specific prior written permission. 276253Sgblack@eecs.umich.edu * 286253Sgblack@eecs.umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 296253Sgblack@eecs.umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 306253Sgblack@eecs.umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 316253Sgblack@eecs.umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 326253Sgblack@eecs.umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 336253Sgblack@eecs.umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 346253Sgblack@eecs.umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 356253Sgblack@eecs.umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 366253Sgblack@eecs.umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 376253Sgblack@eecs.umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 386253Sgblack@eecs.umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 396253Sgblack@eecs.umich.edu * 406253Sgblack@eecs.umich.edu * Authors: Stephen Hines 416253Sgblack@eecs.umich.edu */ 426253Sgblack@eecs.umich.edu 436253Sgblack@eecs.umich.edu#include "arch/arm/insts/pred_inst.hh" 446253Sgblack@eecs.umich.edu 456253Sgblack@eecs.umich.edunamespace ArmISA 466253Sgblack@eecs.umich.edu{ 476253Sgblack@eecs.umich.edustd::string 486306Sgblack@eecs.umich.eduPredIntOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const 496253Sgblack@eecs.umich.edu{ 506253Sgblack@eecs.umich.edu std::stringstream ss; 517142Sgblack@eecs.umich.edu unsigned rotate = machInst.rotate * 2; 527142Sgblack@eecs.umich.edu uint32_t imm = machInst.imm; 537142Sgblack@eecs.umich.edu imm = (imm << (32 - rotate)) | (imm >> rotate); 547142Sgblack@eecs.umich.edu printDataInst(ss, false, machInst.opcode4 == 0, machInst.sField, 557142Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)machInst.rd, 567142Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)machInst.rn, 577142Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)machInst.rm, 587142Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)machInst.rs, 597142Sgblack@eecs.umich.edu machInst.shiftSize, (ArmShiftType)(uint32_t)machInst.shift, 607142Sgblack@eecs.umich.edu imm); 616306Sgblack@eecs.umich.edu return ss.str(); 626306Sgblack@eecs.umich.edu} 636306Sgblack@eecs.umich.edu 646306Sgblack@eecs.umich.edustd::string 657143Sgblack@eecs.umich.eduPredImmOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const 666306Sgblack@eecs.umich.edu{ 676306Sgblack@eecs.umich.edu std::stringstream ss; 687142Sgblack@eecs.umich.edu printDataInst(ss, true, machInst.opcode4 == 0, machInst.sField, 697142Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)machInst.rd, 707142Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)machInst.rn, 717142Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)machInst.rm, 727142Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)machInst.rs, 737142Sgblack@eecs.umich.edu machInst.shiftSize, (ArmShiftType)(uint32_t)machInst.shift, 747142Sgblack@eecs.umich.edu imm); 757142Sgblack@eecs.umich.edu return ss.str(); 767142Sgblack@eecs.umich.edu} 777142Sgblack@eecs.umich.edu 787142Sgblack@eecs.umich.edustd::string 797142Sgblack@eecs.umich.eduDataImmOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const 807142Sgblack@eecs.umich.edu{ 817142Sgblack@eecs.umich.edu std::stringstream ss; 827142Sgblack@eecs.umich.edu printDataInst(ss, true, false, /*XXX not really s*/ false, dest, op1, 837142Sgblack@eecs.umich.edu INTREG_ZERO, INTREG_ZERO, 0, LSL, imm); 847142Sgblack@eecs.umich.edu return ss.str(); 857142Sgblack@eecs.umich.edu} 867142Sgblack@eecs.umich.edu 877142Sgblack@eecs.umich.edustd::string 887142Sgblack@eecs.umich.eduDataRegOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const 897142Sgblack@eecs.umich.edu{ 907142Sgblack@eecs.umich.edu std::stringstream ss; 917142Sgblack@eecs.umich.edu printDataInst(ss, false, true, /*XXX not really s*/ false, dest, op1, 927142Sgblack@eecs.umich.edu op2, INTREG_ZERO, shiftAmt, shiftType, 0); 937142Sgblack@eecs.umich.edu return ss.str(); 947142Sgblack@eecs.umich.edu} 957142Sgblack@eecs.umich.edu 967142Sgblack@eecs.umich.edustd::string 977142Sgblack@eecs.umich.eduDataRegRegOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const 987142Sgblack@eecs.umich.edu{ 997142Sgblack@eecs.umich.edu std::stringstream ss; 1007142Sgblack@eecs.umich.edu printDataInst(ss, false, false, /*XXX not really s*/ false, dest, op1, 1017142Sgblack@eecs.umich.edu op2, shift, 0, shiftType, 0); 1026253Sgblack@eecs.umich.edu return ss.str(); 1036253Sgblack@eecs.umich.edu} 1046253Sgblack@eecs.umich.edu 1056253Sgblack@eecs.umich.edustd::string 1066253Sgblack@eecs.umich.eduPredMacroOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const 1076253Sgblack@eecs.umich.edu{ 1086253Sgblack@eecs.umich.edu std::stringstream ss; 1096253Sgblack@eecs.umich.edu 1106253Sgblack@eecs.umich.edu ccprintf(ss, "%-10s ", mnemonic); 1116253Sgblack@eecs.umich.edu 1126253Sgblack@eecs.umich.edu return ss.str(); 1136253Sgblack@eecs.umich.edu} 1146253Sgblack@eecs.umich.edu} 115