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/*
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* MIPS emulation micro-operations for qemu.
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*
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* Copyright (c) 2004-2005 Jocelyn Mayer
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* Copyright (c) 2006 Marius Groeger (FPU operations)
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* Copyright (c) 2007 Thiemo Seufer (64-bit FPU support)
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h" |
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#include "exec.h" |
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#ifndef CALL_FROM_TB0
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#define CALL_FROM_TB0(func) func()
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#endif
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#ifndef CALL_FROM_TB1
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#define CALL_FROM_TB1(func, arg0) func(arg0)
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#endif
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#ifndef CALL_FROM_TB1_CONST16
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#define CALL_FROM_TB1_CONST16(func, arg0) CALL_FROM_TB1(func, arg0)
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#endif
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#ifndef CALL_FROM_TB2
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#define CALL_FROM_TB2(func, arg0, arg1) func(arg0, arg1)
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#endif
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#ifndef CALL_FROM_TB2_CONST16
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#define CALL_FROM_TB2_CONST16(func, arg0, arg1) \
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CALL_FROM_TB2(func, arg0, arg1) |
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#endif
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#ifndef CALL_FROM_TB3
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#define CALL_FROM_TB3(func, arg0, arg1, arg2) func(arg0, arg1, arg2)
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#endif
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#ifndef CALL_FROM_TB4
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#define CALL_FROM_TB4(func, arg0, arg1, arg2, arg3) \
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func(arg0, arg1, arg2, arg3) |
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#endif
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#define REG 1 |
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#include "op_template.c" |
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#undef REG
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#define REG 2 |
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#include "op_template.c" |
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#undef REG
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#define REG 3 |
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#include "op_template.c" |
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#undef REG
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#define REG 4 |
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#include "op_template.c" |
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#undef REG
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#define REG 5 |
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#include "op_template.c" |
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#undef REG
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#define REG 6 |
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#include "op_template.c" |
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#undef REG
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#define REG 7 |
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#include "op_template.c" |
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#undef REG
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#define REG 8 |
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#include "op_template.c" |
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#undef REG
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#define REG 9 |
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#include "op_template.c" |
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#undef REG
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#define REG 10 |
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#include "op_template.c" |
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#undef REG
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#define REG 11 |
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#include "op_template.c" |
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#undef REG
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#define REG 12 |
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#include "op_template.c" |
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#undef REG
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#define REG 13 |
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#include "op_template.c" |
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#undef REG
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#define REG 14 |
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#include "op_template.c" |
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#undef REG
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#define REG 15 |
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#include "op_template.c" |
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#undef REG
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#define REG 16 |
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#include "op_template.c" |
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#undef REG
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#define REG 17 |
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#include "op_template.c" |
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#undef REG
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#define REG 18 |
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#include "op_template.c" |
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#undef REG
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#define REG 19 |
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#include "op_template.c" |
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#undef REG
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#define REG 20 |
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#include "op_template.c" |
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#undef REG
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#define REG 21 |
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#include "op_template.c" |
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#undef REG
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#define REG 22 |
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#include "op_template.c" |
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#undef REG
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#define REG 23 |
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#include "op_template.c" |
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#undef REG
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#define REG 24 |
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#include "op_template.c" |
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#undef REG
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#define REG 25 |
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#include "op_template.c" |
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#undef REG
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#define REG 26 |
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#include "op_template.c" |
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#undef REG
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#define REG 27 |
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#include "op_template.c" |
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#undef REG
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#define REG 28 |
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#include "op_template.c" |
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#undef REG
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#define REG 29 |
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#include "op_template.c" |
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#undef REG
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#define REG 30 |
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#include "op_template.c" |
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#undef REG
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#define REG 31 |
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#include "op_template.c" |
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#undef REG
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#define TN
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#include "op_template.c" |
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#undef TN
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#define FREG 0 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 1 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 2 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 3 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 4 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 5 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 6 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 7 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 8 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 9 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 10 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 11 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 12 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 13 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 14 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 15 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 16 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 17 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 18 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 19 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 20 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 21 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 22 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 23 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 24 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 25 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 26 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 27 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 28 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 29 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 30 |
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#include "fop_template.c" |
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#undef FREG
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#define FREG 31 |
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#include "fop_template.c" |
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#undef FREG
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#define FTN
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#include "fop_template.c" |
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#undef FTN
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void op_dup_T0 (void) |
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{ |
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T2 = T0; |
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RETURN(); |
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} |
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void op_load_HI (void) |
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{ |
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T0 = env->HI; |
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RETURN(); |
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} |
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void op_store_HI (void) |
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{ |
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env->HI = T0; |
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RETURN(); |
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} |
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void op_load_LO (void) |
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{ |
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T0 = env->LO; |
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RETURN(); |
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} |
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void op_store_LO (void) |
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{ |
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env->LO = T0; |
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RETURN(); |
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} |
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/* Load and store */
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#define MEMSUFFIX _raw
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#include "op_mem.c" |
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#undef MEMSUFFIX
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#if !defined(CONFIG_USER_ONLY)
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#define MEMSUFFIX _user
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#include "op_mem.c" |
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#undef MEMSUFFIX
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#define MEMSUFFIX _kernel
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#include "op_mem.c" |
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#undef MEMSUFFIX
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#endif
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/* Addresses computation */
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void op_addr_add (void) |
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{ |
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/* For compatibility with 32-bit code, data reference in user mode
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with Status_UX = 0 should be casted to 32-bit and sign extended.
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See the MIPS64 PRA manual, section 4.10. */
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#ifdef TARGET_MIPS64
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if ((env->CP0_Status & (1 << CP0St_UM)) && |
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!(env->CP0_Status & (1 << CP0St_UX)))
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T0 = (int64_t)(int32_t)(T0 + T1); |
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else
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#endif
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T0 += T1; |
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RETURN(); |
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} |
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/* Arithmetic */
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void op_add (void) |
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{ |
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T0 = (int32_t)((int32_t)T0 + (int32_t)T1); |
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RETURN(); |
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} |
315 |
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void op_addo (void) |
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{ |
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target_ulong tmp; |
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tmp = (int32_t)T0; |
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T0 = (int32_t)T0 + (int32_t)T1; |
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if (((tmp ^ T1 ^ (-1)) & (T0 ^ T1)) >> 31) { |
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/* operands of same sign, result different sign */
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CALL_FROM_TB1(do_raise_exception, EXCP_OVERFLOW); |
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} |
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T0 = (int32_t)T0; |
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RETURN(); |
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} |
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void op_sub (void) |
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{ |
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T0 = (int32_t)((int32_t)T0 - (int32_t)T1); |
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RETURN(); |
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} |
335 |
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void op_subo (void) |
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{ |
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target_ulong tmp; |
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tmp = (int32_t)T0; |
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T0 = (int32_t)T0 - (int32_t)T1; |
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if (((tmp ^ T1) & (tmp ^ T0)) >> 31) { |
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/* operands of different sign, first operand and result different sign */
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CALL_FROM_TB1(do_raise_exception, EXCP_OVERFLOW); |
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} |
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T0 = (int32_t)T0; |
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RETURN(); |
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} |
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void op_mul (void) |
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{ |
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T0 = (int32_t)((int32_t)T0 * (int32_t)T1); |
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RETURN(); |
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} |
355 |
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#if HOST_LONG_BITS < 64 |
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void op_div (void) |
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{ |
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CALL_FROM_TB0(do_div); |
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RETURN(); |
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} |
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#else
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void op_div (void) |
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{ |
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if (T1 != 0) { |
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env->LO = (int32_t)((int64_t)(int32_t)T0 / (int32_t)T1); |
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env->HI = (int32_t)((int64_t)(int32_t)T0 % (int32_t)T1); |
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} |
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RETURN(); |
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} |
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#endif
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372 |
|
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void op_divu (void) |
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{ |
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if (T1 != 0) { |
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env->LO = (int32_t)((uint32_t)T0 / (uint32_t)T1); |
377 |
env->HI = (int32_t)((uint32_t)T0 % (uint32_t)T1); |
378 |
} |
379 |
RETURN(); |
380 |
} |
381 |
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382 |
#ifdef TARGET_MIPS64
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383 |
/* Arithmetic */
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384 |
void op_dadd (void) |
385 |
{ |
386 |
T0 += T1; |
387 |
RETURN(); |
388 |
} |
389 |
|
390 |
void op_daddo (void) |
391 |
{ |
392 |
target_long tmp; |
393 |
|
394 |
tmp = T0; |
395 |
T0 += T1; |
396 |
if (((tmp ^ T1 ^ (-1)) & (T0 ^ T1)) >> 63) { |
397 |
/* operands of same sign, result different sign */
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398 |
CALL_FROM_TB1(do_raise_exception, EXCP_OVERFLOW); |
399 |
} |
400 |
RETURN(); |
401 |
} |
402 |
|
403 |
void op_dsub (void) |
404 |
{ |
405 |
T0 -= T1; |
406 |
RETURN(); |
407 |
} |
408 |
|
409 |
void op_dsubo (void) |
410 |
{ |
411 |
target_long tmp; |
412 |
|
413 |
tmp = T0; |
414 |
T0 = (int64_t)T0 - (int64_t)T1; |
415 |
if (((tmp ^ T1) & (tmp ^ T0)) >> 63) { |
416 |
/* operands of different sign, first operand and result different sign */
|
417 |
CALL_FROM_TB1(do_raise_exception, EXCP_OVERFLOW); |
418 |
} |
419 |
RETURN(); |
420 |
} |
421 |
|
422 |
void op_dmul (void) |
423 |
{ |
424 |
T0 = (int64_t)T0 * (int64_t)T1; |
425 |
RETURN(); |
426 |
} |
427 |
|
428 |
/* Those might call libgcc functions. */
|
429 |
void op_ddiv (void) |
430 |
{ |
431 |
do_ddiv(); |
432 |
RETURN(); |
433 |
} |
434 |
|
435 |
#if TARGET_LONG_BITS > HOST_LONG_BITS
|
436 |
void op_ddivu (void) |
437 |
{ |
438 |
do_ddivu(); |
439 |
RETURN(); |
440 |
} |
441 |
#else
|
442 |
void op_ddivu (void) |
443 |
{ |
444 |
if (T1 != 0) { |
445 |
env->LO = T0 / T1; |
446 |
env->HI = T0 % T1; |
447 |
} |
448 |
RETURN(); |
449 |
} |
450 |
#endif
|
451 |
#endif /* TARGET_MIPS64 */ |
452 |
|
453 |
/* Logical */
|
454 |
void op_and (void) |
455 |
{ |
456 |
T0 &= T1; |
457 |
RETURN(); |
458 |
} |
459 |
|
460 |
void op_nor (void) |
461 |
{ |
462 |
T0 = ~(T0 | T1); |
463 |
RETURN(); |
464 |
} |
465 |
|
466 |
void op_or (void) |
467 |
{ |
468 |
T0 |= T1; |
469 |
RETURN(); |
470 |
} |
471 |
|
472 |
void op_xor (void) |
473 |
{ |
474 |
T0 ^= T1; |
475 |
RETURN(); |
476 |
} |
477 |
|
478 |
void op_sll (void) |
479 |
{ |
480 |
T0 = (int32_t)((uint32_t)T0 << T1); |
481 |
RETURN(); |
482 |
} |
483 |
|
484 |
void op_sra (void) |
485 |
{ |
486 |
T0 = (int32_t)((int32_t)T0 >> T1); |
487 |
RETURN(); |
488 |
} |
489 |
|
490 |
void op_srl (void) |
491 |
{ |
492 |
T0 = (int32_t)((uint32_t)T0 >> T1); |
493 |
RETURN(); |
494 |
} |
495 |
|
496 |
void op_rotr (void) |
497 |
{ |
498 |
target_ulong tmp; |
499 |
|
500 |
if (T1) {
|
501 |
tmp = (int32_t)((uint32_t)T0 << (0x20 - T1));
|
502 |
T0 = (int32_t)((uint32_t)T0 >> T1) | tmp; |
503 |
} |
504 |
RETURN(); |
505 |
} |
506 |
|
507 |
void op_sllv (void) |
508 |
{ |
509 |
T0 = (int32_t)((uint32_t)T1 << ((uint32_t)T0 & 0x1F));
|
510 |
RETURN(); |
511 |
} |
512 |
|
513 |
void op_srav (void) |
514 |
{ |
515 |
T0 = (int32_t)((int32_t)T1 >> (T0 & 0x1F));
|
516 |
RETURN(); |
517 |
} |
518 |
|
519 |
void op_srlv (void) |
520 |
{ |
521 |
T0 = (int32_t)((uint32_t)T1 >> (T0 & 0x1F));
|
522 |
RETURN(); |
523 |
} |
524 |
|
525 |
void op_rotrv (void) |
526 |
{ |
527 |
target_ulong tmp; |
528 |
|
529 |
T0 &= 0x1F;
|
530 |
if (T0) {
|
531 |
tmp = (int32_t)((uint32_t)T1 << (0x20 - T0));
|
532 |
T0 = (int32_t)((uint32_t)T1 >> T0) | tmp; |
533 |
} else
|
534 |
T0 = T1; |
535 |
RETURN(); |
536 |
} |
537 |
|
538 |
void op_clo (void) |
539 |
{ |
540 |
int n;
|
541 |
|
542 |
if (T0 == ~((target_ulong)0)) { |
543 |
T0 = 32;
|
544 |
} else {
|
545 |
for (n = 0; n < 32; n++) { |
546 |
if (!(T0 & (1 << 31))) |
547 |
break;
|
548 |
T0 = T0 << 1;
|
549 |
} |
550 |
T0 = n; |
551 |
} |
552 |
RETURN(); |
553 |
} |
554 |
|
555 |
void op_clz (void) |
556 |
{ |
557 |
int n;
|
558 |
|
559 |
if (T0 == 0) { |
560 |
T0 = 32;
|
561 |
} else {
|
562 |
for (n = 0; n < 32; n++) { |
563 |
if (T0 & (1 << 31)) |
564 |
break;
|
565 |
T0 = T0 << 1;
|
566 |
} |
567 |
T0 = n; |
568 |
} |
569 |
RETURN(); |
570 |
} |
571 |
|
572 |
#ifdef TARGET_MIPS64
|
573 |
|
574 |
#if TARGET_LONG_BITS > HOST_LONG_BITS
|
575 |
/* Those might call libgcc functions. */
|
576 |
void op_dsll (void) |
577 |
{ |
578 |
CALL_FROM_TB0(do_dsll); |
579 |
RETURN(); |
580 |
} |
581 |
|
582 |
void op_dsll32 (void) |
583 |
{ |
584 |
CALL_FROM_TB0(do_dsll32); |
585 |
RETURN(); |
586 |
} |
587 |
|
588 |
void op_dsra (void) |
589 |
{ |
590 |
CALL_FROM_TB0(do_dsra); |
591 |
RETURN(); |
592 |
} |
593 |
|
594 |
void op_dsra32 (void) |
595 |
{ |
596 |
CALL_FROM_TB0(do_dsra32); |
597 |
RETURN(); |
598 |
} |
599 |
|
600 |
void op_dsrl (void) |
601 |
{ |
602 |
CALL_FROM_TB0(do_dsrl); |
603 |
RETURN(); |
604 |
} |
605 |
|
606 |
void op_dsrl32 (void) |
607 |
{ |
608 |
CALL_FROM_TB0(do_dsrl32); |
609 |
RETURN(); |
610 |
} |
611 |
|
612 |
void op_drotr (void) |
613 |
{ |
614 |
CALL_FROM_TB0(do_drotr); |
615 |
RETURN(); |
616 |
} |
617 |
|
618 |
void op_drotr32 (void) |
619 |
{ |
620 |
CALL_FROM_TB0(do_drotr32); |
621 |
RETURN(); |
622 |
} |
623 |
|
624 |
void op_dsllv (void) |
625 |
{ |
626 |
CALL_FROM_TB0(do_dsllv); |
627 |
RETURN(); |
628 |
} |
629 |
|
630 |
void op_dsrav (void) |
631 |
{ |
632 |
CALL_FROM_TB0(do_dsrav); |
633 |
RETURN(); |
634 |
} |
635 |
|
636 |
void op_dsrlv (void) |
637 |
{ |
638 |
CALL_FROM_TB0(do_dsrlv); |
639 |
RETURN(); |
640 |
} |
641 |
|
642 |
void op_drotrv (void) |
643 |
{ |
644 |
CALL_FROM_TB0(do_drotrv); |
645 |
RETURN(); |
646 |
} |
647 |
|
648 |
#else /* TARGET_LONG_BITS > HOST_LONG_BITS */ |
649 |
|
650 |
void op_dsll (void) |
651 |
{ |
652 |
T0 = T0 << T1; |
653 |
RETURN(); |
654 |
} |
655 |
|
656 |
void op_dsll32 (void) |
657 |
{ |
658 |
T0 = T0 << (T1 + 32);
|
659 |
RETURN(); |
660 |
} |
661 |
|
662 |
void op_dsra (void) |
663 |
{ |
664 |
T0 = (int64_t)T0 >> T1; |
665 |
RETURN(); |
666 |
} |
667 |
|
668 |
void op_dsra32 (void) |
669 |
{ |
670 |
T0 = (int64_t)T0 >> (T1 + 32);
|
671 |
RETURN(); |
672 |
} |
673 |
|
674 |
void op_dsrl (void) |
675 |
{ |
676 |
T0 = T0 >> T1; |
677 |
RETURN(); |
678 |
} |
679 |
|
680 |
void op_dsrl32 (void) |
681 |
{ |
682 |
T0 = T0 >> (T1 + 32);
|
683 |
RETURN(); |
684 |
} |
685 |
|
686 |
void op_drotr (void) |
687 |
{ |
688 |
target_ulong tmp; |
689 |
|
690 |
if (T1) {
|
691 |
tmp = T0 << (0x40 - T1);
|
692 |
T0 = (T0 >> T1) | tmp; |
693 |
} |
694 |
RETURN(); |
695 |
} |
696 |
|
697 |
void op_drotr32 (void) |
698 |
{ |
699 |
target_ulong tmp; |
700 |
|
701 |
if (T1) {
|
702 |
tmp = T0 << (0x40 - (32 + T1)); |
703 |
T0 = (T0 >> (32 + T1)) | tmp;
|
704 |
} |
705 |
RETURN(); |
706 |
} |
707 |
|
708 |
void op_dsllv (void) |
709 |
{ |
710 |
T0 = T1 << (T0 & 0x3F);
|
711 |
RETURN(); |
712 |
} |
713 |
|
714 |
void op_dsrav (void) |
715 |
{ |
716 |
T0 = (int64_t)T1 >> (T0 & 0x3F);
|
717 |
RETURN(); |
718 |
} |
719 |
|
720 |
void op_dsrlv (void) |
721 |
{ |
722 |
T0 = T1 >> (T0 & 0x3F);
|
723 |
RETURN(); |
724 |
} |
725 |
|
726 |
void op_drotrv (void) |
727 |
{ |
728 |
target_ulong tmp; |
729 |
|
730 |
T0 &= 0x3F;
|
731 |
if (T0) {
|
732 |
tmp = T1 << (0x40 - T0);
|
733 |
T0 = (T1 >> T0) | tmp; |
734 |
} else
|
735 |
T0 = T1; |
736 |
RETURN(); |
737 |
} |
738 |
#endif /* TARGET_LONG_BITS > HOST_LONG_BITS */ |
739 |
|
740 |
void op_dclo (void) |
741 |
{ |
742 |
int n;
|
743 |
|
744 |
if (T0 == ~((target_ulong)0)) { |
745 |
T0 = 64;
|
746 |
} else {
|
747 |
for (n = 0; n < 64; n++) { |
748 |
if (!(T0 & (1ULL << 63))) |
749 |
break;
|
750 |
T0 = T0 << 1;
|
751 |
} |
752 |
T0 = n; |
753 |
} |
754 |
RETURN(); |
755 |
} |
756 |
|
757 |
void op_dclz (void) |
758 |
{ |
759 |
int n;
|
760 |
|
761 |
if (T0 == 0) { |
762 |
T0 = 64;
|
763 |
} else {
|
764 |
for (n = 0; n < 64; n++) { |
765 |
if (T0 & (1ULL << 63)) |
766 |
break;
|
767 |
T0 = T0 << 1;
|
768 |
} |
769 |
T0 = n; |
770 |
} |
771 |
RETURN(); |
772 |
} |
773 |
#endif
|
774 |
|
775 |
/* 64 bits arithmetic */
|
776 |
#if TARGET_LONG_BITS > HOST_LONG_BITS
|
777 |
void op_mult (void) |
778 |
{ |
779 |
CALL_FROM_TB0(do_mult); |
780 |
RETURN(); |
781 |
} |
782 |
|
783 |
void op_multu (void) |
784 |
{ |
785 |
CALL_FROM_TB0(do_multu); |
786 |
RETURN(); |
787 |
} |
788 |
|
789 |
void op_madd (void) |
790 |
{ |
791 |
CALL_FROM_TB0(do_madd); |
792 |
RETURN(); |
793 |
} |
794 |
|
795 |
void op_maddu (void) |
796 |
{ |
797 |
CALL_FROM_TB0(do_maddu); |
798 |
RETURN(); |
799 |
} |
800 |
|
801 |
void op_msub (void) |
802 |
{ |
803 |
CALL_FROM_TB0(do_msub); |
804 |
RETURN(); |
805 |
} |
806 |
|
807 |
void op_msubu (void) |
808 |
{ |
809 |
CALL_FROM_TB0(do_msubu); |
810 |
RETURN(); |
811 |
} |
812 |
|
813 |
#else /* TARGET_LONG_BITS > HOST_LONG_BITS */ |
814 |
|
815 |
static inline uint64_t get_HILO (void) |
816 |
{ |
817 |
return ((uint64_t)env->HI << 32) | ((uint64_t)(uint32_t)env->LO); |
818 |
} |
819 |
|
820 |
static inline void set_HILO (uint64_t HILO) |
821 |
{ |
822 |
env->LO = (int32_t)(HILO & 0xFFFFFFFF);
|
823 |
env->HI = (int32_t)(HILO >> 32);
|
824 |
} |
825 |
|
826 |
void op_mult (void) |
827 |
{ |
828 |
set_HILO((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1); |
829 |
RETURN(); |
830 |
} |
831 |
|
832 |
void op_multu (void) |
833 |
{ |
834 |
set_HILO((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1); |
835 |
RETURN(); |
836 |
} |
837 |
|
838 |
void op_madd (void) |
839 |
{ |
840 |
int64_t tmp; |
841 |
|
842 |
tmp = ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1); |
843 |
set_HILO((int64_t)get_HILO() + tmp); |
844 |
RETURN(); |
845 |
} |
846 |
|
847 |
void op_maddu (void) |
848 |
{ |
849 |
uint64_t tmp; |
850 |
|
851 |
tmp = ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1); |
852 |
set_HILO(get_HILO() + tmp); |
853 |
RETURN(); |
854 |
} |
855 |
|
856 |
void op_msub (void) |
857 |
{ |
858 |
int64_t tmp; |
859 |
|
860 |
tmp = ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1); |
861 |
set_HILO((int64_t)get_HILO() - tmp); |
862 |
RETURN(); |
863 |
} |
864 |
|
865 |
void op_msubu (void) |
866 |
{ |
867 |
uint64_t tmp; |
868 |
|
869 |
tmp = ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1); |
870 |
set_HILO(get_HILO() - tmp); |
871 |
RETURN(); |
872 |
} |
873 |
#endif /* TARGET_LONG_BITS > HOST_LONG_BITS */ |
874 |
|
875 |
#ifdef TARGET_MIPS64
|
876 |
void op_dmult (void) |
877 |
{ |
878 |
CALL_FROM_TB4(muls64, &(env->HI), &(env->LO), T0, T1); |
879 |
RETURN(); |
880 |
} |
881 |
|
882 |
void op_dmultu (void) |
883 |
{ |
884 |
CALL_FROM_TB4(mulu64, &(env->HI), &(env->LO), T0, T1); |
885 |
RETURN(); |
886 |
} |
887 |
#endif
|
888 |
|
889 |
/* Conditional moves */
|
890 |
void op_movn (void) |
891 |
{ |
892 |
if (T1 != 0) |
893 |
env->gpr[PARAM1] = T0; |
894 |
RETURN(); |
895 |
} |
896 |
|
897 |
void op_movz (void) |
898 |
{ |
899 |
if (T1 == 0) |
900 |
env->gpr[PARAM1] = T0; |
901 |
RETURN(); |
902 |
} |
903 |
|
904 |
void op_movf (void) |
905 |
{ |
906 |
if (!(env->fcr31 & PARAM1))
|
907 |
T0 = T1; |
908 |
RETURN(); |
909 |
} |
910 |
|
911 |
void op_movt (void) |
912 |
{ |
913 |
if (env->fcr31 & PARAM1)
|
914 |
T0 = T1; |
915 |
RETURN(); |
916 |
} |
917 |
|
918 |
/* Tests */
|
919 |
#define OP_COND(name, cond) \
|
920 |
void glue(op_, name) (void) \ |
921 |
{ \ |
922 |
if (cond) { \
|
923 |
T0 = 1; \
|
924 |
} else { \
|
925 |
T0 = 0; \
|
926 |
} \ |
927 |
RETURN(); \ |
928 |
} |
929 |
|
930 |
OP_COND(eq, T0 == T1); |
931 |
OP_COND(ne, T0 != T1); |
932 |
OP_COND(ge, (target_long)T0 >= (target_long)T1); |
933 |
OP_COND(geu, T0 >= T1); |
934 |
OP_COND(lt, (target_long)T0 < (target_long)T1); |
935 |
OP_COND(ltu, T0 < T1); |
936 |
OP_COND(gez, (target_long)T0 >= 0);
|
937 |
OP_COND(gtz, (target_long)T0 > 0);
|
938 |
OP_COND(lez, (target_long)T0 <= 0);
|
939 |
OP_COND(ltz, (target_long)T0 < 0);
|
940 |
|
941 |
/* Branches */
|
942 |
void OPPROTO op_goto_tb0(void) |
943 |
{ |
944 |
GOTO_TB(op_goto_tb0, PARAM1, 0);
|
945 |
RETURN(); |
946 |
} |
947 |
|
948 |
void OPPROTO op_goto_tb1(void) |
949 |
{ |
950 |
GOTO_TB(op_goto_tb1, PARAM1, 1);
|
951 |
RETURN(); |
952 |
} |
953 |
|
954 |
/* Branch to register */
|
955 |
void op_save_breg_target (void) |
956 |
{ |
957 |
env->btarget = T2; |
958 |
RETURN(); |
959 |
} |
960 |
|
961 |
void op_restore_breg_target (void) |
962 |
{ |
963 |
T2 = env->btarget; |
964 |
RETURN(); |
965 |
} |
966 |
|
967 |
void op_breg (void) |
968 |
{ |
969 |
env->PC = T2; |
970 |
RETURN(); |
971 |
} |
972 |
|
973 |
void op_save_btarget (void) |
974 |
{ |
975 |
env->btarget = PARAM1; |
976 |
RETURN(); |
977 |
} |
978 |
|
979 |
/* Conditional branch */
|
980 |
void op_set_bcond (void) |
981 |
{ |
982 |
T2 = T0; |
983 |
RETURN(); |
984 |
} |
985 |
|
986 |
void op_save_bcond (void) |
987 |
{ |
988 |
env->bcond = T2; |
989 |
RETURN(); |
990 |
} |
991 |
|
992 |
void op_restore_bcond (void) |
993 |
{ |
994 |
T2 = env->bcond; |
995 |
RETURN(); |
996 |
} |
997 |
|
998 |
void op_jnz_T2 (void) |
999 |
{ |
1000 |
if (T2)
|
1001 |
GOTO_LABEL_PARAM(1);
|
1002 |
RETURN(); |
1003 |
} |
1004 |
|
1005 |
/* CP0 functions */
|
1006 |
void op_mfc0_index (void) |
1007 |
{ |
1008 |
T0 = env->CP0_Index; |
1009 |
RETURN(); |
1010 |
} |
1011 |
|
1012 |
void op_mfc0_random (void) |
1013 |
{ |
1014 |
CALL_FROM_TB0(do_mfc0_random); |
1015 |
RETURN(); |
1016 |
} |
1017 |
|
1018 |
void op_mfc0_entrylo0 (void) |
1019 |
{ |
1020 |
T0 = (int32_t)env->CP0_EntryLo0; |
1021 |
RETURN(); |
1022 |
} |
1023 |
|
1024 |
void op_mfc0_entrylo1 (void) |
1025 |
{ |
1026 |
T0 = (int32_t)env->CP0_EntryLo1; |
1027 |
RETURN(); |
1028 |
} |
1029 |
|
1030 |
void op_mfc0_context (void) |
1031 |
{ |
1032 |
T0 = (int32_t)env->CP0_Context; |
1033 |
RETURN(); |
1034 |
} |
1035 |
|
1036 |
void op_mfc0_pagemask (void) |
1037 |
{ |
1038 |
T0 = env->CP0_PageMask; |
1039 |
RETURN(); |
1040 |
} |
1041 |
|
1042 |
void op_mfc0_pagegrain (void) |
1043 |
{ |
1044 |
T0 = env->CP0_PageGrain; |
1045 |
RETURN(); |
1046 |
} |
1047 |
|
1048 |
void op_mfc0_wired (void) |
1049 |
{ |
1050 |
T0 = env->CP0_Wired; |
1051 |
RETURN(); |
1052 |
} |
1053 |
|
1054 |
void op_mfc0_hwrena (void) |
1055 |
{ |
1056 |
T0 = env->CP0_HWREna; |
1057 |
RETURN(); |
1058 |
} |
1059 |
|
1060 |
void op_mfc0_badvaddr (void) |
1061 |
{ |
1062 |
T0 = (int32_t)env->CP0_BadVAddr; |
1063 |
RETURN(); |
1064 |
} |
1065 |
|
1066 |
void op_mfc0_count (void) |
1067 |
{ |
1068 |
CALL_FROM_TB0(do_mfc0_count); |
1069 |
RETURN(); |
1070 |
} |
1071 |
|
1072 |
void op_mfc0_entryhi (void) |
1073 |
{ |
1074 |
T0 = (int32_t)env->CP0_EntryHi; |
1075 |
RETURN(); |
1076 |
} |
1077 |
|
1078 |
void op_mfc0_compare (void) |
1079 |
{ |
1080 |
T0 = env->CP0_Compare; |
1081 |
RETURN(); |
1082 |
} |
1083 |
|
1084 |
void op_mfc0_status (void) |
1085 |
{ |
1086 |
T0 = env->CP0_Status; |
1087 |
RETURN(); |
1088 |
} |
1089 |
|
1090 |
void op_mfc0_intctl (void) |
1091 |
{ |
1092 |
T0 = env->CP0_IntCtl; |
1093 |
RETURN(); |
1094 |
} |
1095 |
|
1096 |
void op_mfc0_srsctl (void) |
1097 |
{ |
1098 |
T0 = env->CP0_SRSCtl; |
1099 |
RETURN(); |
1100 |
} |
1101 |
|
1102 |
void op_mfc0_srsmap (void) |
1103 |
{ |
1104 |
T0 = env->CP0_SRSMap; |
1105 |
RETURN(); |
1106 |
} |
1107 |
|
1108 |
void op_mfc0_cause (void) |
1109 |
{ |
1110 |
T0 = env->CP0_Cause; |
1111 |
RETURN(); |
1112 |
} |
1113 |
|
1114 |
void op_mfc0_epc (void) |
1115 |
{ |
1116 |
T0 = (int32_t)env->CP0_EPC; |
1117 |
RETURN(); |
1118 |
} |
1119 |
|
1120 |
void op_mfc0_prid (void) |
1121 |
{ |
1122 |
T0 = env->CP0_PRid; |
1123 |
RETURN(); |
1124 |
} |
1125 |
|
1126 |
void op_mfc0_ebase (void) |
1127 |
{ |
1128 |
T0 = env->CP0_EBase; |
1129 |
RETURN(); |
1130 |
} |
1131 |
|
1132 |
void op_mfc0_config0 (void) |
1133 |
{ |
1134 |
T0 = env->CP0_Config0; |
1135 |
RETURN(); |
1136 |
} |
1137 |
|
1138 |
void op_mfc0_config1 (void) |
1139 |
{ |
1140 |
T0 = env->CP0_Config1; |
1141 |
RETURN(); |
1142 |
} |
1143 |
|
1144 |
void op_mfc0_config2 (void) |
1145 |
{ |
1146 |
T0 = env->CP0_Config2; |
1147 |
RETURN(); |
1148 |
} |
1149 |
|
1150 |
void op_mfc0_config3 (void) |
1151 |
{ |
1152 |
T0 = env->CP0_Config3; |
1153 |
RETURN(); |
1154 |
} |
1155 |
|
1156 |
void op_mfc0_config6 (void) |
1157 |
{ |
1158 |
T0 = env->CP0_Config6; |
1159 |
RETURN(); |
1160 |
} |
1161 |
|
1162 |
void op_mfc0_config7 (void) |
1163 |
{ |
1164 |
T0 = env->CP0_Config7; |
1165 |
RETURN(); |
1166 |
} |
1167 |
|
1168 |
void op_mfc0_lladdr (void) |
1169 |
{ |
1170 |
T0 = (int32_t)env->CP0_LLAddr >> 4;
|
1171 |
RETURN(); |
1172 |
} |
1173 |
|
1174 |
void op_mfc0_watchlo (void) |
1175 |
{ |
1176 |
T0 = (int32_t)env->CP0_WatchLo[PARAM1]; |
1177 |
RETURN(); |
1178 |
} |
1179 |
|
1180 |
void op_mfc0_watchhi (void) |
1181 |
{ |
1182 |
T0 = env->CP0_WatchHi[PARAM1]; |
1183 |
RETURN(); |
1184 |
} |
1185 |
|
1186 |
void op_mfc0_xcontext (void) |
1187 |
{ |
1188 |
T0 = (int32_t)env->CP0_XContext; |
1189 |
RETURN(); |
1190 |
} |
1191 |
|
1192 |
void op_mfc0_framemask (void) |
1193 |
{ |
1194 |
T0 = env->CP0_Framemask; |
1195 |
RETURN(); |
1196 |
} |
1197 |
|
1198 |
void op_mfc0_debug (void) |
1199 |
{ |
1200 |
T0 = env->CP0_Debug; |
1201 |
if (env->hflags & MIPS_HFLAG_DM)
|
1202 |
T0 |= 1 << CP0DB_DM;
|
1203 |
RETURN(); |
1204 |
} |
1205 |
|
1206 |
void op_mfc0_depc (void) |
1207 |
{ |
1208 |
T0 = (int32_t)env->CP0_DEPC; |
1209 |
RETURN(); |
1210 |
} |
1211 |
|
1212 |
void op_mfc0_performance0 (void) |
1213 |
{ |
1214 |
T0 = env->CP0_Performance0; |
1215 |
RETURN(); |
1216 |
} |
1217 |
|
1218 |
void op_mfc0_taglo (void) |
1219 |
{ |
1220 |
T0 = env->CP0_TagLo; |
1221 |
RETURN(); |
1222 |
} |
1223 |
|
1224 |
void op_mfc0_datalo (void) |
1225 |
{ |
1226 |
T0 = env->CP0_DataLo; |
1227 |
RETURN(); |
1228 |
} |
1229 |
|
1230 |
void op_mfc0_taghi (void) |
1231 |
{ |
1232 |
T0 = env->CP0_TagHi; |
1233 |
RETURN(); |
1234 |
} |
1235 |
|
1236 |
void op_mfc0_datahi (void) |
1237 |
{ |
1238 |
T0 = env->CP0_DataHi; |
1239 |
RETURN(); |
1240 |
} |
1241 |
|
1242 |
void op_mfc0_errorepc (void) |
1243 |
{ |
1244 |
T0 = (int32_t)env->CP0_ErrorEPC; |
1245 |
RETURN(); |
1246 |
} |
1247 |
|
1248 |
void op_mfc0_desave (void) |
1249 |
{ |
1250 |
T0 = env->CP0_DESAVE; |
1251 |
RETURN(); |
1252 |
} |
1253 |
|
1254 |
void op_mtc0_index (void) |
1255 |
{ |
1256 |
env->CP0_Index = (env->CP0_Index & 0x80000000) | (T0 % env->nb_tlb);
|
1257 |
RETURN(); |
1258 |
} |
1259 |
|
1260 |
void op_mtc0_entrylo0 (void) |
1261 |
{ |
1262 |
/* Large physaddr not implemented */
|
1263 |
/* 1k pages not implemented */
|
1264 |
env->CP0_EntryLo0 = T0 & 0x3FFFFFFF;
|
1265 |
RETURN(); |
1266 |
} |
1267 |
|
1268 |
void op_mtc0_entrylo1 (void) |
1269 |
{ |
1270 |
/* Large physaddr not implemented */
|
1271 |
/* 1k pages not implemented */
|
1272 |
env->CP0_EntryLo1 = T0 & 0x3FFFFFFF;
|
1273 |
RETURN(); |
1274 |
} |
1275 |
|
1276 |
void op_mtc0_context (void) |
1277 |
{ |
1278 |
env->CP0_Context = (env->CP0_Context & 0x007FFFFF) | (T0 & ~0x007FFFFF); |
1279 |
RETURN(); |
1280 |
} |
1281 |
|
1282 |
void op_mtc0_pagemask (void) |
1283 |
{ |
1284 |
/* 1k pages not implemented */
|
1285 |
env->CP0_PageMask = T0 & (0x1FFFFFFF & (TARGET_PAGE_MASK << 1)); |
1286 |
RETURN(); |
1287 |
} |
1288 |
|
1289 |
void op_mtc0_pagegrain (void) |
1290 |
{ |
1291 |
/* SmartMIPS not implemented */
|
1292 |
/* Large physaddr not implemented */
|
1293 |
/* 1k pages not implemented */
|
1294 |
env->CP0_PageGrain = 0;
|
1295 |
RETURN(); |
1296 |
} |
1297 |
|
1298 |
void op_mtc0_wired (void) |
1299 |
{ |
1300 |
env->CP0_Wired = T0 % env->nb_tlb; |
1301 |
RETURN(); |
1302 |
} |
1303 |
|
1304 |
void op_mtc0_hwrena (void) |
1305 |
{ |
1306 |
env->CP0_HWREna = T0 & 0x0000000F;
|
1307 |
RETURN(); |
1308 |
} |
1309 |
|
1310 |
void op_mtc0_count (void) |
1311 |
{ |
1312 |
CALL_FROM_TB2(cpu_mips_store_count, env, T0); |
1313 |
RETURN(); |
1314 |
} |
1315 |
|
1316 |
void op_mtc0_entryhi (void) |
1317 |
{ |
1318 |
target_ulong old, val; |
1319 |
|
1320 |
/* 1k pages not implemented */
|
1321 |
val = T0 & ((TARGET_PAGE_MASK << 1) | 0xFF); |
1322 |
#ifdef TARGET_MIPS64
|
1323 |
val = T0 & 0xC00000FFFFFFFFFFULL;
|
1324 |
#endif
|
1325 |
old = env->CP0_EntryHi; |
1326 |
env->CP0_EntryHi = val; |
1327 |
/* If the ASID changes, flush qemu's TLB. */
|
1328 |
if ((old & 0xFF) != (val & 0xFF)) |
1329 |
CALL_FROM_TB2(cpu_mips_tlb_flush, env, 1);
|
1330 |
RETURN(); |
1331 |
} |
1332 |
|
1333 |
void op_mtc0_compare (void) |
1334 |
{ |
1335 |
CALL_FROM_TB2(cpu_mips_store_compare, env, T0); |
1336 |
RETURN(); |
1337 |
} |
1338 |
|
1339 |
void op_mtc0_status (void) |
1340 |
{ |
1341 |
uint32_t val, old; |
1342 |
uint32_t mask = env->Status_rw_bitmask; |
1343 |
|
1344 |
/* No reverse endianness, no MDMX/DSP, no 64bit ops
|
1345 |
implemented. */
|
1346 |
val = T0 & mask; |
1347 |
old = env->CP0_Status; |
1348 |
if (!(val & (1 << CP0St_EXL)) && |
1349 |
!(val & (1 << CP0St_ERL)) &&
|
1350 |
!(env->hflags & MIPS_HFLAG_DM) && |
1351 |
(val & (1 << CP0St_UM)))
|
1352 |
env->hflags |= MIPS_HFLAG_UM; |
1353 |
env->CP0_Status = (env->CP0_Status & ~mask) | val; |
1354 |
if (loglevel & CPU_LOG_EXEC)
|
1355 |
CALL_FROM_TB2(do_mtc0_status_debug, old, val); |
1356 |
CALL_FROM_TB1(cpu_mips_update_irq, env); |
1357 |
RETURN(); |
1358 |
} |
1359 |
|
1360 |
void op_mtc0_intctl (void) |
1361 |
{ |
1362 |
/* vectored interrupts not implemented, timer on int 7,
|
1363 |
no performance counters. */
|
1364 |
env->CP0_IntCtl |= T0 & 0x000002e0;
|
1365 |
RETURN(); |
1366 |
} |
1367 |
|
1368 |
void op_mtc0_srsctl (void) |
1369 |
{ |
1370 |
/* shadow registers not implemented */
|
1371 |
env->CP0_SRSCtl = 0;
|
1372 |
RETURN(); |
1373 |
} |
1374 |
|
1375 |
void op_mtc0_srsmap (void) |
1376 |
{ |
1377 |
/* shadow registers not implemented */
|
1378 |
env->CP0_SRSMap = 0;
|
1379 |
RETURN(); |
1380 |
} |
1381 |
|
1382 |
void op_mtc0_cause (void) |
1383 |
{ |
1384 |
uint32_t mask = 0x00C00300;
|
1385 |
|
1386 |
if ((env->CP0_Config0 & (0x7 << CP0C0_AR)) == (1 << CP0C0_AR)) |
1387 |
mask |= 1 << CP0Ca_DC;
|
1388 |
|
1389 |
env->CP0_Cause = (env->CP0_Cause & ~mask) | (T0 & mask); |
1390 |
|
1391 |
/* Handle the software interrupt as an hardware one, as they
|
1392 |
are very similar */
|
1393 |
if (T0 & CP0Ca_IP_mask) {
|
1394 |
CALL_FROM_TB1(cpu_mips_update_irq, env); |
1395 |
} |
1396 |
RETURN(); |
1397 |
} |
1398 |
|
1399 |
void op_mtc0_epc (void) |
1400 |
{ |
1401 |
env->CP0_EPC = T0; |
1402 |
RETURN(); |
1403 |
} |
1404 |
|
1405 |
void op_mtc0_ebase (void) |
1406 |
{ |
1407 |
/* vectored interrupts not implemented */
|
1408 |
/* Multi-CPU not implemented */
|
1409 |
env->CP0_EBase = 0x80000000 | (T0 & 0x3FFFF000); |
1410 |
RETURN(); |
1411 |
} |
1412 |
|
1413 |
void op_mtc0_config0 (void) |
1414 |
{ |
1415 |
env->CP0_Config0 = (env->CP0_Config0 & 0x81FFFFF8) | (T0 & 0x00000001); |
1416 |
RETURN(); |
1417 |
} |
1418 |
|
1419 |
void op_mtc0_config2 (void) |
1420 |
{ |
1421 |
/* tertiary/secondary caches not implemented */
|
1422 |
env->CP0_Config2 = (env->CP0_Config2 & 0x8FFF0FFF);
|
1423 |
RETURN(); |
1424 |
} |
1425 |
|
1426 |
void op_mtc0_watchlo (void) |
1427 |
{ |
1428 |
/* Watch exceptions for instructions, data loads, data stores
|
1429 |
not implemented. */
|
1430 |
env->CP0_WatchLo[PARAM1] = (T0 & ~0x7);
|
1431 |
RETURN(); |
1432 |
} |
1433 |
|
1434 |
void op_mtc0_watchhi (void) |
1435 |
{ |
1436 |
env->CP0_WatchHi[PARAM1] = (T0 & 0x40FF0FF8);
|
1437 |
env->CP0_WatchHi[PARAM1] &= ~(env->CP0_WatchHi[PARAM1] & T0 & 0x7);
|
1438 |
RETURN(); |
1439 |
} |
1440 |
|
1441 |
void op_mtc0_framemask (void) |
1442 |
{ |
1443 |
env->CP0_Framemask = T0; /* XXX */
|
1444 |
RETURN(); |
1445 |
} |
1446 |
|
1447 |
void op_mtc0_debug (void) |
1448 |
{ |
1449 |
env->CP0_Debug = (env->CP0_Debug & 0x8C03FC1F) | (T0 & 0x13300120); |
1450 |
if (T0 & (1 << CP0DB_DM)) |
1451 |
env->hflags |= MIPS_HFLAG_DM; |
1452 |
else
|
1453 |
env->hflags &= ~MIPS_HFLAG_DM; |
1454 |
RETURN(); |
1455 |
} |
1456 |
|
1457 |
void op_mtc0_depc (void) |
1458 |
{ |
1459 |
env->CP0_DEPC = T0; |
1460 |
RETURN(); |
1461 |
} |
1462 |
|
1463 |
void op_mtc0_performance0 (void) |
1464 |
{ |
1465 |
env->CP0_Performance0 = T0; /* XXX */
|
1466 |
RETURN(); |
1467 |
} |
1468 |
|
1469 |
void op_mtc0_taglo (void) |
1470 |
{ |
1471 |
env->CP0_TagLo = T0 & 0xFFFFFCF6;
|
1472 |
RETURN(); |
1473 |
} |
1474 |
|
1475 |
void op_mtc0_datalo (void) |
1476 |
{ |
1477 |
env->CP0_DataLo = T0; /* XXX */
|
1478 |
RETURN(); |
1479 |
} |
1480 |
|
1481 |
void op_mtc0_taghi (void) |
1482 |
{ |
1483 |
env->CP0_TagHi = T0; /* XXX */
|
1484 |
RETURN(); |
1485 |
} |
1486 |
|
1487 |
void op_mtc0_datahi (void) |
1488 |
{ |
1489 |
env->CP0_DataHi = T0; /* XXX */
|
1490 |
RETURN(); |
1491 |
} |
1492 |
|
1493 |
void op_mtc0_errorepc (void) |
1494 |
{ |
1495 |
env->CP0_ErrorEPC = T0; |
1496 |
RETURN(); |
1497 |
} |
1498 |
|
1499 |
void op_mtc0_desave (void) |
1500 |
{ |
1501 |
env->CP0_DESAVE = T0; |
1502 |
RETURN(); |
1503 |
} |
1504 |
|
1505 |
#ifdef TARGET_MIPS64
|
1506 |
void op_mtc0_xcontext (void) |
1507 |
{ |
1508 |
env->CP0_XContext = (env->CP0_XContext & 0x1ffffffffULL) | (T0 & ~0x1ffffffffULL); |
1509 |
RETURN(); |
1510 |
} |
1511 |
|
1512 |
void op_dmfc0_entrylo0 (void) |
1513 |
{ |
1514 |
T0 = env->CP0_EntryLo0; |
1515 |
RETURN(); |
1516 |
} |
1517 |
|
1518 |
void op_dmfc0_entrylo1 (void) |
1519 |
{ |
1520 |
T0 = env->CP0_EntryLo1; |
1521 |
RETURN(); |
1522 |
} |
1523 |
|
1524 |
void op_dmfc0_context (void) |
1525 |
{ |
1526 |
T0 = env->CP0_Context; |
1527 |
RETURN(); |
1528 |
} |
1529 |
|
1530 |
void op_dmfc0_badvaddr (void) |
1531 |
{ |
1532 |
T0 = env->CP0_BadVAddr; |
1533 |
RETURN(); |
1534 |
} |
1535 |
|
1536 |
void op_dmfc0_entryhi (void) |
1537 |
{ |
1538 |
T0 = env->CP0_EntryHi; |
1539 |
RETURN(); |
1540 |
} |
1541 |
|
1542 |
void op_dmfc0_epc (void) |
1543 |
{ |
1544 |
T0 = env->CP0_EPC; |
1545 |
RETURN(); |
1546 |
} |
1547 |
|
1548 |
void op_dmfc0_lladdr (void) |
1549 |
{ |
1550 |
T0 = env->CP0_LLAddr >> 4;
|
1551 |
RETURN(); |
1552 |
} |
1553 |
|
1554 |
void op_dmfc0_watchlo (void) |
1555 |
{ |
1556 |
T0 = env->CP0_WatchLo[PARAM1]; |
1557 |
RETURN(); |
1558 |
} |
1559 |
|
1560 |
void op_dmfc0_xcontext (void) |
1561 |
{ |
1562 |
T0 = env->CP0_XContext; |
1563 |
RETURN(); |
1564 |
} |
1565 |
|
1566 |
void op_dmfc0_depc (void) |
1567 |
{ |
1568 |
T0 = env->CP0_DEPC; |
1569 |
RETURN(); |
1570 |
} |
1571 |
|
1572 |
void op_dmfc0_errorepc (void) |
1573 |
{ |
1574 |
T0 = env->CP0_ErrorEPC; |
1575 |
RETURN(); |
1576 |
} |
1577 |
#endif /* TARGET_MIPS64 */ |
1578 |
|
1579 |
/* CP1 functions */
|
1580 |
#if 0
|
1581 |
# define DEBUG_FPU_STATE() CALL_FROM_TB1(dump_fpu, env)
|
1582 |
#else
|
1583 |
# define DEBUG_FPU_STATE() do { } while(0) |
1584 |
#endif
|
1585 |
|
1586 |
void op_cp0_enabled(void) |
1587 |
{ |
1588 |
if (!(env->CP0_Status & (1 << CP0St_CU0)) && |
1589 |
(env->hflags & MIPS_HFLAG_UM)) { |
1590 |
CALL_FROM_TB2(do_raise_exception_err, EXCP_CpU, 0);
|
1591 |
} |
1592 |
RETURN(); |
1593 |
} |
1594 |
|
1595 |
void op_cp1_enabled(void) |
1596 |
{ |
1597 |
if (!(env->CP0_Status & (1 << CP0St_CU1))) { |
1598 |
CALL_FROM_TB2(do_raise_exception_err, EXCP_CpU, 1);
|
1599 |
} |
1600 |
RETURN(); |
1601 |
} |
1602 |
|
1603 |
void op_cp1_64bitmode(void) |
1604 |
{ |
1605 |
if (!(env->CP0_Status & (1 << CP0St_FR))) { |
1606 |
CALL_FROM_TB1(do_raise_exception, EXCP_RI); |
1607 |
} |
1608 |
RETURN(); |
1609 |
} |
1610 |
|
1611 |
/*
|
1612 |
* Verify if floating point register is valid; an operation is not defined
|
1613 |
* if bit 0 of any register specification is set and the FR bit in the
|
1614 |
* Status register equals zero, since the register numbers specify an
|
1615 |
* even-odd pair of adjacent coprocessor general registers. When the FR bit
|
1616 |
* in the Status register equals one, both even and odd register numbers
|
1617 |
* are valid. This limitation exists only for 64 bit wide (d,l,ps) registers.
|
1618 |
*
|
1619 |
* Multiple 64 bit wide registers can be checked by calling
|
1620 |
* gen_op_cp1_registers(freg1 | freg2 | ... | fregN);
|
1621 |
*/
|
1622 |
void op_cp1_registers(void) |
1623 |
{ |
1624 |
if (!(env->CP0_Status & (1 << CP0St_FR)) && (PARAM1 & 1)) { |
1625 |
CALL_FROM_TB1(do_raise_exception, EXCP_RI); |
1626 |
} |
1627 |
RETURN(); |
1628 |
} |
1629 |
|
1630 |
void op_cfc1 (void) |
1631 |
{ |
1632 |
switch (T1) {
|
1633 |
case 0: |
1634 |
T0 = (int32_t)env->fcr0; |
1635 |
break;
|
1636 |
case 25: |
1637 |
T0 = ((env->fcr31 >> 24) & 0xfe) | ((env->fcr31 >> 23) & 0x1); |
1638 |
break;
|
1639 |
case 26: |
1640 |
T0 = env->fcr31 & 0x0003f07c;
|
1641 |
break;
|
1642 |
case 28: |
1643 |
T0 = (env->fcr31 & 0x00000f83) | ((env->fcr31 >> 22) & 0x4); |
1644 |
break;
|
1645 |
default:
|
1646 |
T0 = (int32_t)env->fcr31; |
1647 |
break;
|
1648 |
} |
1649 |
DEBUG_FPU_STATE(); |
1650 |
RETURN(); |
1651 |
} |
1652 |
|
1653 |
void op_ctc1 (void) |
1654 |
{ |
1655 |
CALL_FROM_TB0(do_ctc1); |
1656 |
DEBUG_FPU_STATE(); |
1657 |
RETURN(); |
1658 |
} |
1659 |
|
1660 |
void op_mfc1 (void) |
1661 |
{ |
1662 |
T0 = WT0; |
1663 |
DEBUG_FPU_STATE(); |
1664 |
RETURN(); |
1665 |
} |
1666 |
|
1667 |
void op_mtc1 (void) |
1668 |
{ |
1669 |
WT0 = T0; |
1670 |
DEBUG_FPU_STATE(); |
1671 |
RETURN(); |
1672 |
} |
1673 |
|
1674 |
void op_dmfc1 (void) |
1675 |
{ |
1676 |
T0 = DT0; |
1677 |
DEBUG_FPU_STATE(); |
1678 |
RETURN(); |
1679 |
} |
1680 |
|
1681 |
void op_dmtc1 (void) |
1682 |
{ |
1683 |
DT0 = T0; |
1684 |
DEBUG_FPU_STATE(); |
1685 |
RETURN(); |
1686 |
} |
1687 |
|
1688 |
void op_mfhc1 (void) |
1689 |
{ |
1690 |
T0 = WTH0; |
1691 |
DEBUG_FPU_STATE(); |
1692 |
RETURN(); |
1693 |
} |
1694 |
|
1695 |
void op_mthc1 (void) |
1696 |
{ |
1697 |
WTH0 = T0; |
1698 |
DEBUG_FPU_STATE(); |
1699 |
RETURN(); |
1700 |
} |
1701 |
|
1702 |
/* Float support.
|
1703 |
Single precition routines have a "s" suffix, double precision a
|
1704 |
"d" suffix, 32bit integer "w", 64bit integer "l", paired singe "ps",
|
1705 |
paired single lowwer "pl", paired single upper "pu". */
|
1706 |
|
1707 |
#define FLOAT_OP(name, p) void OPPROTO op_float_##name##_##p(void) |
1708 |
|
1709 |
FLOAT_OP(cvtd, s) |
1710 |
{ |
1711 |
CALL_FROM_TB0(do_float_cvtd_s); |
1712 |
DEBUG_FPU_STATE(); |
1713 |
RETURN(); |
1714 |
} |
1715 |
FLOAT_OP(cvtd, w) |
1716 |
{ |
1717 |
CALL_FROM_TB0(do_float_cvtd_w); |
1718 |
DEBUG_FPU_STATE(); |
1719 |
RETURN(); |
1720 |
} |
1721 |
FLOAT_OP(cvtd, l) |
1722 |
{ |
1723 |
CALL_FROM_TB0(do_float_cvtd_l); |
1724 |
DEBUG_FPU_STATE(); |
1725 |
RETURN(); |
1726 |
} |
1727 |
FLOAT_OP(cvtl, d) |
1728 |
{ |
1729 |
CALL_FROM_TB0(do_float_cvtl_d); |
1730 |
DEBUG_FPU_STATE(); |
1731 |
RETURN(); |
1732 |
} |
1733 |
FLOAT_OP(cvtl, s) |
1734 |
{ |
1735 |
CALL_FROM_TB0(do_float_cvtl_s); |
1736 |
DEBUG_FPU_STATE(); |
1737 |
RETURN(); |
1738 |
} |
1739 |
FLOAT_OP(cvtps, s) |
1740 |
{ |
1741 |
WT2 = WT0; |
1742 |
WTH2 = WT1; |
1743 |
DEBUG_FPU_STATE(); |
1744 |
RETURN(); |
1745 |
} |
1746 |
FLOAT_OP(cvtps, pw) |
1747 |
{ |
1748 |
CALL_FROM_TB0(do_float_cvtps_pw); |
1749 |
DEBUG_FPU_STATE(); |
1750 |
RETURN(); |
1751 |
} |
1752 |
FLOAT_OP(cvtpw, ps) |
1753 |
{ |
1754 |
CALL_FROM_TB0(do_float_cvtpw_ps); |
1755 |
DEBUG_FPU_STATE(); |
1756 |
RETURN(); |
1757 |
} |
1758 |
FLOAT_OP(cvts, d) |
1759 |
{ |
1760 |
CALL_FROM_TB0(do_float_cvts_d); |
1761 |
DEBUG_FPU_STATE(); |
1762 |
RETURN(); |
1763 |
} |
1764 |
FLOAT_OP(cvts, w) |
1765 |
{ |
1766 |
CALL_FROM_TB0(do_float_cvts_w); |
1767 |
DEBUG_FPU_STATE(); |
1768 |
RETURN(); |
1769 |
} |
1770 |
FLOAT_OP(cvts, l) |
1771 |
{ |
1772 |
CALL_FROM_TB0(do_float_cvts_l); |
1773 |
DEBUG_FPU_STATE(); |
1774 |
RETURN(); |
1775 |
} |
1776 |
FLOAT_OP(cvts, pl) |
1777 |
{ |
1778 |
CALL_FROM_TB0(do_float_cvts_pl); |
1779 |
DEBUG_FPU_STATE(); |
1780 |
RETURN(); |
1781 |
} |
1782 |
FLOAT_OP(cvts, pu) |
1783 |
{ |
1784 |
CALL_FROM_TB0(do_float_cvts_pu); |
1785 |
DEBUG_FPU_STATE(); |
1786 |
RETURN(); |
1787 |
} |
1788 |
FLOAT_OP(cvtw, s) |
1789 |
{ |
1790 |
CALL_FROM_TB0(do_float_cvtw_s); |
1791 |
DEBUG_FPU_STATE(); |
1792 |
RETURN(); |
1793 |
} |
1794 |
FLOAT_OP(cvtw, d) |
1795 |
{ |
1796 |
CALL_FROM_TB0(do_float_cvtw_d); |
1797 |
DEBUG_FPU_STATE(); |
1798 |
RETURN(); |
1799 |
} |
1800 |
|
1801 |
FLOAT_OP(pll, ps) |
1802 |
{ |
1803 |
DT2 = ((uint64_t)WT0 << 32) | WT1;
|
1804 |
DEBUG_FPU_STATE(); |
1805 |
RETURN(); |
1806 |
} |
1807 |
FLOAT_OP(plu, ps) |
1808 |
{ |
1809 |
DT2 = ((uint64_t)WT0 << 32) | WTH1;
|
1810 |
DEBUG_FPU_STATE(); |
1811 |
RETURN(); |
1812 |
} |
1813 |
FLOAT_OP(pul, ps) |
1814 |
{ |
1815 |
DT2 = ((uint64_t)WTH0 << 32) | WT1;
|
1816 |
DEBUG_FPU_STATE(); |
1817 |
RETURN(); |
1818 |
} |
1819 |
FLOAT_OP(puu, ps) |
1820 |
{ |
1821 |
DT2 = ((uint64_t)WTH0 << 32) | WTH1;
|
1822 |
DEBUG_FPU_STATE(); |
1823 |
RETURN(); |
1824 |
} |
1825 |
|
1826 |
#define FLOAT_ROUNDOP(op, ttype, stype) \
|
1827 |
FLOAT_OP(op ## ttype, stype) \ |
1828 |
{ \ |
1829 |
CALL_FROM_TB0(do_float_ ## op ## ttype ## _ ## stype); \ |
1830 |
DEBUG_FPU_STATE(); \ |
1831 |
RETURN(); \ |
1832 |
} |
1833 |
|
1834 |
FLOAT_ROUNDOP(round, l, d) |
1835 |
FLOAT_ROUNDOP(round, l, s) |
1836 |
FLOAT_ROUNDOP(round, w, d) |
1837 |
FLOAT_ROUNDOP(round, w, s) |
1838 |
|
1839 |
FLOAT_ROUNDOP(trunc, l, d) |
1840 |
FLOAT_ROUNDOP(trunc, l, s) |
1841 |
FLOAT_ROUNDOP(trunc, w, d) |
1842 |
FLOAT_ROUNDOP(trunc, w, s) |
1843 |
|
1844 |
FLOAT_ROUNDOP(ceil, l, d) |
1845 |
FLOAT_ROUNDOP(ceil, l, s) |
1846 |
FLOAT_ROUNDOP(ceil, w, d) |
1847 |
FLOAT_ROUNDOP(ceil, w, s) |
1848 |
|
1849 |
FLOAT_ROUNDOP(floor, l, d) |
1850 |
FLOAT_ROUNDOP(floor, l, s) |
1851 |
FLOAT_ROUNDOP(floor, w, d) |
1852 |
FLOAT_ROUNDOP(floor, w, s) |
1853 |
#undef FLOAR_ROUNDOP
|
1854 |
|
1855 |
FLOAT_OP(movf, d) |
1856 |
{ |
1857 |
if (!(env->fcr31 & PARAM1))
|
1858 |
DT2 = DT0; |
1859 |
DEBUG_FPU_STATE(); |
1860 |
RETURN(); |
1861 |
} |
1862 |
FLOAT_OP(movf, s) |
1863 |
{ |
1864 |
if (!(env->fcr31 & PARAM1))
|
1865 |
WT2 = WT0; |
1866 |
DEBUG_FPU_STATE(); |
1867 |
RETURN(); |
1868 |
} |
1869 |
FLOAT_OP(movf, ps) |
1870 |
{ |
1871 |
if (!(env->fcr31 & PARAM1)) {
|
1872 |
WT2 = WT0; |
1873 |
WTH2 = WTH0; |
1874 |
} |
1875 |
DEBUG_FPU_STATE(); |
1876 |
RETURN(); |
1877 |
} |
1878 |
FLOAT_OP(movt, d) |
1879 |
{ |
1880 |
if (env->fcr31 & PARAM1)
|
1881 |
DT2 = DT0; |
1882 |
DEBUG_FPU_STATE(); |
1883 |
RETURN(); |
1884 |
} |
1885 |
FLOAT_OP(movt, s) |
1886 |
{ |
1887 |
if (env->fcr31 & PARAM1)
|
1888 |
WT2 = WT0; |
1889 |
DEBUG_FPU_STATE(); |
1890 |
RETURN(); |
1891 |
} |
1892 |
FLOAT_OP(movt, ps) |
1893 |
{ |
1894 |
if (env->fcr31 & PARAM1) {
|
1895 |
WT2 = WT0; |
1896 |
WTH2 = WTH0; |
1897 |
} |
1898 |
DEBUG_FPU_STATE(); |
1899 |
RETURN(); |
1900 |
} |
1901 |
FLOAT_OP(movz, d) |
1902 |
{ |
1903 |
if (!T0)
|
1904 |
DT2 = DT0; |
1905 |
DEBUG_FPU_STATE(); |
1906 |
RETURN(); |
1907 |
} |
1908 |
FLOAT_OP(movz, s) |
1909 |
{ |
1910 |
if (!T0)
|
1911 |
WT2 = WT0; |
1912 |
DEBUG_FPU_STATE(); |
1913 |
RETURN(); |
1914 |
} |
1915 |
FLOAT_OP(movz, ps) |
1916 |
{ |
1917 |
if (!T0) {
|
1918 |
WT2 = WT0; |
1919 |
WTH2 = WTH0; |
1920 |
} |
1921 |
DEBUG_FPU_STATE(); |
1922 |
RETURN(); |
1923 |
} |
1924 |
FLOAT_OP(movn, d) |
1925 |
{ |
1926 |
if (T0)
|
1927 |
DT2 = DT0; |
1928 |
DEBUG_FPU_STATE(); |
1929 |
RETURN(); |
1930 |
} |
1931 |
FLOAT_OP(movn, s) |
1932 |
{ |
1933 |
if (T0)
|
1934 |
WT2 = WT0; |
1935 |
DEBUG_FPU_STATE(); |
1936 |
RETURN(); |
1937 |
} |
1938 |
FLOAT_OP(movn, ps) |
1939 |
{ |
1940 |
if (T0) {
|
1941 |
WT2 = WT0; |
1942 |
WTH2 = WTH0; |
1943 |
} |
1944 |
DEBUG_FPU_STATE(); |
1945 |
RETURN(); |
1946 |
} |
1947 |
|
1948 |
/* operations calling helpers, for s, d and ps */
|
1949 |
#define FLOAT_HOP(name) \
|
1950 |
FLOAT_OP(name, d) \ |
1951 |
{ \ |
1952 |
CALL_FROM_TB0(do_float_ ## name ## _d); \ |
1953 |
DEBUG_FPU_STATE(); \ |
1954 |
RETURN(); \ |
1955 |
} \ |
1956 |
FLOAT_OP(name, s) \ |
1957 |
{ \ |
1958 |
CALL_FROM_TB0(do_float_ ## name ## _s); \ |
1959 |
DEBUG_FPU_STATE(); \ |
1960 |
RETURN(); \ |
1961 |
} \ |
1962 |
FLOAT_OP(name, ps) \ |
1963 |
{ \ |
1964 |
CALL_FROM_TB0(do_float_ ## name ## _ps); \ |
1965 |
DEBUG_FPU_STATE(); \ |
1966 |
RETURN(); \ |
1967 |
} |
1968 |
FLOAT_HOP(add) |
1969 |
FLOAT_HOP(sub) |
1970 |
FLOAT_HOP(mul) |
1971 |
FLOAT_HOP(div) |
1972 |
FLOAT_HOP(recip2) |
1973 |
FLOAT_HOP(rsqrt2) |
1974 |
FLOAT_HOP(rsqrt1) |
1975 |
FLOAT_HOP(recip1) |
1976 |
#undef FLOAT_HOP
|
1977 |
|
1978 |
/* operations calling helpers, for s and d */
|
1979 |
#define FLOAT_HOP(name) \
|
1980 |
FLOAT_OP(name, d) \ |
1981 |
{ \ |
1982 |
CALL_FROM_TB0(do_float_ ## name ## _d); \ |
1983 |
DEBUG_FPU_STATE(); \ |
1984 |
RETURN(); \ |
1985 |
} \ |
1986 |
FLOAT_OP(name, s) \ |
1987 |
{ \ |
1988 |
CALL_FROM_TB0(do_float_ ## name ## _s); \ |
1989 |
DEBUG_FPU_STATE(); \ |
1990 |
RETURN(); \ |
1991 |
} |
1992 |
FLOAT_HOP(rsqrt) |
1993 |
FLOAT_HOP(recip) |
1994 |
#undef FLOAT_HOP
|
1995 |
|
1996 |
/* operations calling helpers, for ps */
|
1997 |
#define FLOAT_HOP(name) \
|
1998 |
FLOAT_OP(name, ps) \ |
1999 |
{ \ |
2000 |
CALL_FROM_TB0(do_float_ ## name ## _ps); \ |
2001 |
DEBUG_FPU_STATE(); \ |
2002 |
RETURN(); \ |
2003 |
} |
2004 |
FLOAT_HOP(addr) |
2005 |
FLOAT_HOP(mulr) |
2006 |
#undef FLOAT_HOP
|
2007 |
|
2008 |
/* ternary operations */
|
2009 |
#define FLOAT_TERNOP(name1, name2) \
|
2010 |
FLOAT_OP(name1 ## name2, d) \ |
2011 |
{ \ |
2012 |
FDT0 = float64_ ## name1 (FDT0, FDT1, &env->fp_status); \ |
2013 |
FDT2 = float64_ ## name2 (FDT0, FDT2, &env->fp_status); \ |
2014 |
DEBUG_FPU_STATE(); \ |
2015 |
RETURN(); \ |
2016 |
} \ |
2017 |
FLOAT_OP(name1 ## name2, s) \ |
2018 |
{ \ |
2019 |
FST0 = float32_ ## name1 (FST0, FST1, &env->fp_status); \ |
2020 |
FST2 = float32_ ## name2 (FST0, FST2, &env->fp_status); \ |
2021 |
DEBUG_FPU_STATE(); \ |
2022 |
RETURN(); \ |
2023 |
} \ |
2024 |
FLOAT_OP(name1 ## name2, ps) \ |
2025 |
{ \ |
2026 |
FST0 = float32_ ## name1 (FST0, FST1, &env->fp_status); \ |
2027 |
FSTH0 = float32_ ## name1 (FSTH0, FSTH1, &env->fp_status); \ |
2028 |
FST2 = float32_ ## name2 (FST0, FST2, &env->fp_status); \ |
2029 |
FSTH2 = float32_ ## name2 (FSTH0, FSTH2, &env->fp_status); \ |
2030 |
DEBUG_FPU_STATE(); \ |
2031 |
RETURN(); \ |
2032 |
} |
2033 |
FLOAT_TERNOP(mul, add) |
2034 |
FLOAT_TERNOP(mul, sub) |
2035 |
#undef FLOAT_TERNOP
|
2036 |
|
2037 |
/* negated ternary operations */
|
2038 |
#define FLOAT_NTERNOP(name1, name2) \
|
2039 |
FLOAT_OP(n ## name1 ## name2, d) \ |
2040 |
{ \ |
2041 |
FDT0 = float64_ ## name1 (FDT0, FDT1, &env->fp_status); \ |
2042 |
FDT2 = float64_ ## name2 (FDT0, FDT2, &env->fp_status); \ |
2043 |
FDT2 ^= 1ULL << 63; \ |
2044 |
DEBUG_FPU_STATE(); \ |
2045 |
RETURN(); \ |
2046 |
} \ |
2047 |
FLOAT_OP(n ## name1 ## name2, s) \ |
2048 |
{ \ |
2049 |
FST0 = float32_ ## name1 (FST0, FST1, &env->fp_status); \ |
2050 |
FST2 = float32_ ## name2 (FST0, FST2, &env->fp_status); \ |
2051 |
FST2 ^= 1 << 31; \ |
2052 |
DEBUG_FPU_STATE(); \ |
2053 |
RETURN(); \ |
2054 |
} \ |
2055 |
FLOAT_OP(n ## name1 ## name2, ps) \ |
2056 |
{ \ |
2057 |
FST0 = float32_ ## name1 (FST0, FST1, &env->fp_status); \ |
2058 |
FSTH0 = float32_ ## name1 (FSTH0, FSTH1, &env->fp_status); \ |
2059 |
FST2 = float32_ ## name2 (FST0, FST2, &env->fp_status); \ |
2060 |
FSTH2 = float32_ ## name2 (FSTH0, FSTH2, &env->fp_status); \ |
2061 |
FST2 ^= 1 << 31; \ |
2062 |
FSTH2 ^= 1 << 31; \ |
2063 |
DEBUG_FPU_STATE(); \ |
2064 |
RETURN(); \ |
2065 |
} |
2066 |
FLOAT_NTERNOP(mul, add) |
2067 |
FLOAT_NTERNOP(mul, sub) |
2068 |
#undef FLOAT_NTERNOP
|
2069 |
|
2070 |
/* unary operations, modifying fp status */
|
2071 |
#define FLOAT_UNOP(name) \
|
2072 |
FLOAT_OP(name, d) \ |
2073 |
{ \ |
2074 |
FDT2 = float64_ ## name(FDT0, &env->fp_status); \ |
2075 |
DEBUG_FPU_STATE(); \ |
2076 |
RETURN(); \ |
2077 |
} \ |
2078 |
FLOAT_OP(name, s) \ |
2079 |
{ \ |
2080 |
FST2 = float32_ ## name(FST0, &env->fp_status); \ |
2081 |
DEBUG_FPU_STATE(); \ |
2082 |
RETURN(); \ |
2083 |
} |
2084 |
FLOAT_UNOP(sqrt) |
2085 |
#undef FLOAT_UNOP
|
2086 |
|
2087 |
/* unary operations, not modifying fp status */
|
2088 |
#define FLOAT_UNOP(name) \
|
2089 |
FLOAT_OP(name, d) \ |
2090 |
{ \ |
2091 |
FDT2 = float64_ ## name(FDT0); \ |
2092 |
DEBUG_FPU_STATE(); \ |
2093 |
RETURN(); \ |
2094 |
} \ |
2095 |
FLOAT_OP(name, s) \ |
2096 |
{ \ |
2097 |
FST2 = float32_ ## name(FST0); \ |
2098 |
DEBUG_FPU_STATE(); \ |
2099 |
RETURN(); \ |
2100 |
} \ |
2101 |
FLOAT_OP(name, ps) \ |
2102 |
{ \ |
2103 |
FST2 = float32_ ## name(FST0); \ |
2104 |
FSTH2 = float32_ ## name(FSTH0); \ |
2105 |
DEBUG_FPU_STATE(); \ |
2106 |
RETURN(); \ |
2107 |
} |
2108 |
FLOAT_UNOP(abs) |
2109 |
FLOAT_UNOP(chs) |
2110 |
#undef FLOAT_UNOP
|
2111 |
|
2112 |
FLOAT_OP(mov, d) |
2113 |
{ |
2114 |
FDT2 = FDT0; |
2115 |
DEBUG_FPU_STATE(); |
2116 |
RETURN(); |
2117 |
} |
2118 |
FLOAT_OP(mov, s) |
2119 |
{ |
2120 |
FST2 = FST0; |
2121 |
DEBUG_FPU_STATE(); |
2122 |
RETURN(); |
2123 |
} |
2124 |
FLOAT_OP(mov, ps) |
2125 |
{ |
2126 |
FST2 = FST0; |
2127 |
FSTH2 = FSTH0; |
2128 |
DEBUG_FPU_STATE(); |
2129 |
RETURN(); |
2130 |
} |
2131 |
FLOAT_OP(alnv, ps) |
2132 |
{ |
2133 |
switch (T0 & 0x7) { |
2134 |
case 0: |
2135 |
FST2 = FST0; |
2136 |
FSTH2 = FSTH0; |
2137 |
break;
|
2138 |
case 4: |
2139 |
#ifdef TARGET_WORDS_BIGENDIAN
|
2140 |
FSTH2 = FST0; |
2141 |
FST2 = FSTH1; |
2142 |
#else
|
2143 |
FSTH2 = FST1; |
2144 |
FST2 = FSTH0; |
2145 |
#endif
|
2146 |
break;
|
2147 |
default: /* unpredictable */ |
2148 |
break;
|
2149 |
} |
2150 |
DEBUG_FPU_STATE(); |
2151 |
RETURN(); |
2152 |
} |
2153 |
|
2154 |
#ifdef CONFIG_SOFTFLOAT
|
2155 |
#define clear_invalid() do { \ |
2156 |
int flags = get_float_exception_flags(&env->fp_status); \
|
2157 |
flags &= ~float_flag_invalid; \ |
2158 |
set_float_exception_flags(flags, &env->fp_status); \ |
2159 |
} while(0) |
2160 |
#else
|
2161 |
#define clear_invalid() do { } while(0) |
2162 |
#endif
|
2163 |
|
2164 |
extern void dump_fpu_s(CPUState *env); |
2165 |
|
2166 |
#define CMP_OP(fmt, op) \
|
2167 |
void OPPROTO op_cmp ## _ ## fmt ## _ ## op(void) \ |
2168 |
{ \ |
2169 |
CALL_FROM_TB1(do_cmp ## _ ## fmt ## _ ## op, PARAM1); \ |
2170 |
DEBUG_FPU_STATE(); \ |
2171 |
RETURN(); \ |
2172 |
} \ |
2173 |
void OPPROTO op_cmpabs ## _ ## fmt ## _ ## op(void) \ |
2174 |
{ \ |
2175 |
CALL_FROM_TB1(do_cmpabs ## _ ## fmt ## _ ## op, PARAM1); \ |
2176 |
DEBUG_FPU_STATE(); \ |
2177 |
RETURN(); \ |
2178 |
} |
2179 |
#define CMP_OPS(op) \
|
2180 |
CMP_OP(d, op) \ |
2181 |
CMP_OP(s, op) \ |
2182 |
CMP_OP(ps, op) |
2183 |
|
2184 |
CMP_OPS(f) |
2185 |
CMP_OPS(un) |
2186 |
CMP_OPS(eq) |
2187 |
CMP_OPS(ueq) |
2188 |
CMP_OPS(olt) |
2189 |
CMP_OPS(ult) |
2190 |
CMP_OPS(ole) |
2191 |
CMP_OPS(ule) |
2192 |
CMP_OPS(sf) |
2193 |
CMP_OPS(ngle) |
2194 |
CMP_OPS(seq) |
2195 |
CMP_OPS(ngl) |
2196 |
CMP_OPS(lt) |
2197 |
CMP_OPS(nge) |
2198 |
CMP_OPS(le) |
2199 |
CMP_OPS(ngt) |
2200 |
#undef CMP_OPS
|
2201 |
#undef CMP_OP
|
2202 |
|
2203 |
void op_bc1f (void) |
2204 |
{ |
2205 |
T0 = !!(~GET_FP_COND(env) & (0x1 << PARAM1));
|
2206 |
DEBUG_FPU_STATE(); |
2207 |
RETURN(); |
2208 |
} |
2209 |
void op_bc1any2f (void) |
2210 |
{ |
2211 |
T0 = !!(~GET_FP_COND(env) & (0x3 << PARAM1));
|
2212 |
DEBUG_FPU_STATE(); |
2213 |
RETURN(); |
2214 |
} |
2215 |
void op_bc1any4f (void) |
2216 |
{ |
2217 |
T0 = !!(~GET_FP_COND(env) & (0xf << PARAM1));
|
2218 |
DEBUG_FPU_STATE(); |
2219 |
RETURN(); |
2220 |
} |
2221 |
|
2222 |
void op_bc1t (void) |
2223 |
{ |
2224 |
T0 = !!(GET_FP_COND(env) & (0x1 << PARAM1));
|
2225 |
DEBUG_FPU_STATE(); |
2226 |
RETURN(); |
2227 |
} |
2228 |
void op_bc1any2t (void) |
2229 |
{ |
2230 |
T0 = !!(GET_FP_COND(env) & (0x3 << PARAM1));
|
2231 |
DEBUG_FPU_STATE(); |
2232 |
RETURN(); |
2233 |
} |
2234 |
void op_bc1any4t (void) |
2235 |
{ |
2236 |
T0 = !!(GET_FP_COND(env) & (0xf << PARAM1));
|
2237 |
DEBUG_FPU_STATE(); |
2238 |
RETURN(); |
2239 |
} |
2240 |
|
2241 |
void op_tlbwi (void) |
2242 |
{ |
2243 |
CALL_FROM_TB0(env->do_tlbwi); |
2244 |
RETURN(); |
2245 |
} |
2246 |
|
2247 |
void op_tlbwr (void) |
2248 |
{ |
2249 |
CALL_FROM_TB0(env->do_tlbwr); |
2250 |
RETURN(); |
2251 |
} |
2252 |
|
2253 |
void op_tlbp (void) |
2254 |
{ |
2255 |
CALL_FROM_TB0(env->do_tlbp); |
2256 |
RETURN(); |
2257 |
} |
2258 |
|
2259 |
void op_tlbr (void) |
2260 |
{ |
2261 |
CALL_FROM_TB0(env->do_tlbr); |
2262 |
RETURN(); |
2263 |
} |
2264 |
|
2265 |
/* Specials */
|
2266 |
#if defined (CONFIG_USER_ONLY)
|
2267 |
void op_tls_value (void) |
2268 |
{ |
2269 |
T0 = env->tls_value; |
2270 |
} |
2271 |
#endif
|
2272 |
|
2273 |
void op_pmon (void) |
2274 |
{ |
2275 |
CALL_FROM_TB1(do_pmon, PARAM1); |
2276 |
RETURN(); |
2277 |
} |
2278 |
|
2279 |
void op_di (void) |
2280 |
{ |
2281 |
T0 = env->CP0_Status; |
2282 |
env->CP0_Status = T0 & ~(1 << CP0St_IE);
|
2283 |
CALL_FROM_TB1(cpu_mips_update_irq, env); |
2284 |
RETURN(); |
2285 |
} |
2286 |
|
2287 |
void op_ei (void) |
2288 |
{ |
2289 |
T0 = env->CP0_Status; |
2290 |
env->CP0_Status = T0 | (1 << CP0St_IE);
|
2291 |
CALL_FROM_TB1(cpu_mips_update_irq, env); |
2292 |
RETURN(); |
2293 |
} |
2294 |
|
2295 |
void op_trap (void) |
2296 |
{ |
2297 |
if (T0) {
|
2298 |
CALL_FROM_TB1(do_raise_exception, EXCP_TRAP); |
2299 |
} |
2300 |
RETURN(); |
2301 |
} |
2302 |
|
2303 |
void op_debug (void) |
2304 |
{ |
2305 |
CALL_FROM_TB1(do_raise_exception, EXCP_DEBUG); |
2306 |
RETURN(); |
2307 |
} |
2308 |
|
2309 |
void op_set_lladdr (void) |
2310 |
{ |
2311 |
env->CP0_LLAddr = T2; |
2312 |
RETURN(); |
2313 |
} |
2314 |
|
2315 |
void debug_pre_eret (void); |
2316 |
void debug_post_eret (void); |
2317 |
void op_eret (void) |
2318 |
{ |
2319 |
if (loglevel & CPU_LOG_EXEC)
|
2320 |
CALL_FROM_TB0(debug_pre_eret); |
2321 |
if (env->CP0_Status & (1 << CP0St_ERL)) { |
2322 |
env->PC = env->CP0_ErrorEPC; |
2323 |
env->CP0_Status &= ~(1 << CP0St_ERL);
|
2324 |
} else {
|
2325 |
env->PC = env->CP0_EPC; |
2326 |
env->CP0_Status &= ~(1 << CP0St_EXL);
|
2327 |
} |
2328 |
if (!(env->CP0_Status & (1 << CP0St_EXL)) && |
2329 |
!(env->CP0_Status & (1 << CP0St_ERL)) &&
|
2330 |
!(env->hflags & MIPS_HFLAG_DM) && |
2331 |
(env->CP0_Status & (1 << CP0St_UM)))
|
2332 |
env->hflags |= MIPS_HFLAG_UM; |
2333 |
if (loglevel & CPU_LOG_EXEC)
|
2334 |
CALL_FROM_TB0(debug_post_eret); |
2335 |
env->CP0_LLAddr = 1;
|
2336 |
RETURN(); |
2337 |
} |
2338 |
|
2339 |
void op_deret (void) |
2340 |
{ |
2341 |
if (loglevel & CPU_LOG_EXEC)
|
2342 |
CALL_FROM_TB0(debug_pre_eret); |
2343 |
env->PC = env->CP0_DEPC; |
2344 |
env->hflags |= MIPS_HFLAG_DM; |
2345 |
if (!(env->CP0_Status & (1 << CP0St_EXL)) && |
2346 |
!(env->CP0_Status & (1 << CP0St_ERL)) &&
|
2347 |
!(env->hflags & MIPS_HFLAG_DM) && |
2348 |
(env->CP0_Status & (1 << CP0St_UM)))
|
2349 |
env->hflags |= MIPS_HFLAG_UM; |
2350 |
if (loglevel & CPU_LOG_EXEC)
|
2351 |
CALL_FROM_TB0(debug_post_eret); |
2352 |
env->CP0_LLAddr = 1;
|
2353 |
RETURN(); |
2354 |
} |
2355 |
|
2356 |
void op_rdhwr_cpunum(void) |
2357 |
{ |
2358 |
if (!(env->hflags & MIPS_HFLAG_UM) ||
|
2359 |
(env->CP0_HWREna & (1 << 0)) || |
2360 |
(env->CP0_Status & (1 << CP0St_CU0)))
|
2361 |
T0 = env->CP0_EBase & 0x3ff;
|
2362 |
else
|
2363 |
CALL_FROM_TB1(do_raise_exception, EXCP_RI); |
2364 |
RETURN(); |
2365 |
} |
2366 |
|
2367 |
void op_rdhwr_synci_step(void) |
2368 |
{ |
2369 |
if (!(env->hflags & MIPS_HFLAG_UM) ||
|
2370 |
(env->CP0_HWREna & (1 << 1)) || |
2371 |
(env->CP0_Status & (1 << CP0St_CU0)))
|
2372 |
T0 = env->SYNCI_Step; |
2373 |
else
|
2374 |
CALL_FROM_TB1(do_raise_exception, EXCP_RI); |
2375 |
RETURN(); |
2376 |
} |
2377 |
|
2378 |
void op_rdhwr_cc(void) |
2379 |
{ |
2380 |
if (!(env->hflags & MIPS_HFLAG_UM) ||
|
2381 |
(env->CP0_HWREna & (1 << 2)) || |
2382 |
(env->CP0_Status & (1 << CP0St_CU0)))
|
2383 |
T0 = env->CP0_Count; |
2384 |
else
|
2385 |
CALL_FROM_TB1(do_raise_exception, EXCP_RI); |
2386 |
RETURN(); |
2387 |
} |
2388 |
|
2389 |
void op_rdhwr_ccres(void) |
2390 |
{ |
2391 |
if (!(env->hflags & MIPS_HFLAG_UM) ||
|
2392 |
(env->CP0_HWREna & (1 << 3)) || |
2393 |
(env->CP0_Status & (1 << CP0St_CU0)))
|
2394 |
T0 = env->CCRes; |
2395 |
else
|
2396 |
CALL_FROM_TB1(do_raise_exception, EXCP_RI); |
2397 |
RETURN(); |
2398 |
} |
2399 |
|
2400 |
void op_save_state (void) |
2401 |
{ |
2402 |
env->hflags = PARAM1; |
2403 |
RETURN(); |
2404 |
} |
2405 |
|
2406 |
void op_save_pc (void) |
2407 |
{ |
2408 |
env->PC = PARAM1; |
2409 |
RETURN(); |
2410 |
} |
2411 |
|
2412 |
void op_interrupt_restart (void) |
2413 |
{ |
2414 |
if (!(env->CP0_Status & (1 << CP0St_EXL)) && |
2415 |
!(env->CP0_Status & (1 << CP0St_ERL)) &&
|
2416 |
!(env->hflags & MIPS_HFLAG_DM) && |
2417 |
(env->CP0_Status & (1 << CP0St_IE)) &&
|
2418 |
(env->CP0_Status & env->CP0_Cause & CP0Ca_IP_mask)) { |
2419 |
env->CP0_Cause &= ~(0x1f << CP0Ca_EC);
|
2420 |
CALL_FROM_TB1(do_raise_exception, EXCP_EXT_INTERRUPT); |
2421 |
} |
2422 |
RETURN(); |
2423 |
} |
2424 |
|
2425 |
void op_raise_exception (void) |
2426 |
{ |
2427 |
CALL_FROM_TB1(do_raise_exception, PARAM1); |
2428 |
RETURN(); |
2429 |
} |
2430 |
|
2431 |
void op_raise_exception_err (void) |
2432 |
{ |
2433 |
CALL_FROM_TB2(do_raise_exception_err, PARAM1, PARAM2); |
2434 |
RETURN(); |
2435 |
} |
2436 |
|
2437 |
void op_exit_tb (void) |
2438 |
{ |
2439 |
EXIT_TB(); |
2440 |
RETURN(); |
2441 |
} |
2442 |
|
2443 |
void op_wait (void) |
2444 |
{ |
2445 |
env->halted = 1;
|
2446 |
CALL_FROM_TB1(do_raise_exception, EXCP_HLT); |
2447 |
RETURN(); |
2448 |
} |
2449 |
|
2450 |
/* Bitfield operations. */
|
2451 |
void op_ext(void) |
2452 |
{ |
2453 |
unsigned int pos = PARAM1; |
2454 |
unsigned int size = PARAM2; |
2455 |
|
2456 |
T0 = ((uint32_t)T1 >> pos) & ((size < 32) ? ((1 << size) - 1) : ~0); |
2457 |
RETURN(); |
2458 |
} |
2459 |
|
2460 |
void op_ins(void) |
2461 |
{ |
2462 |
unsigned int pos = PARAM1; |
2463 |
unsigned int size = PARAM2; |
2464 |
target_ulong mask = ((size < 32) ? ((1 << size) - 1) : ~0) << pos; |
2465 |
|
2466 |
T0 = (T0 & ~mask) | (((uint32_t)T1 << pos) & mask); |
2467 |
RETURN(); |
2468 |
} |
2469 |
|
2470 |
void op_wsbh(void) |
2471 |
{ |
2472 |
T0 = ((T1 << 8) & ~0x00FF00FF) | ((T1 >> 8) & 0x00FF00FF); |
2473 |
RETURN(); |
2474 |
} |
2475 |
|
2476 |
#ifdef TARGET_MIPS64
|
2477 |
void op_dext(void) |
2478 |
{ |
2479 |
unsigned int pos = PARAM1; |
2480 |
unsigned int size = PARAM2; |
2481 |
|
2482 |
T0 = (T1 >> pos) & ((size < 32) ? ((1 << size) - 1) : ~0); |
2483 |
RETURN(); |
2484 |
} |
2485 |
|
2486 |
void op_dins(void) |
2487 |
{ |
2488 |
unsigned int pos = PARAM1; |
2489 |
unsigned int size = PARAM2; |
2490 |
target_ulong mask = ((size < 32) ? ((1 << size) - 1) : ~0) << pos; |
2491 |
|
2492 |
T0 = (T0 & ~mask) | ((T1 << pos) & mask); |
2493 |
RETURN(); |
2494 |
} |
2495 |
|
2496 |
void op_dsbh(void) |
2497 |
{ |
2498 |
T0 = ((T1 << 8) & ~0x00FF00FF00FF00FFULL) | ((T1 >> 8) & 0x00FF00FF00FF00FFULL); |
2499 |
RETURN(); |
2500 |
} |
2501 |
|
2502 |
void op_dshd(void) |
2503 |
{ |
2504 |
T0 = ((T1 << 16) & ~0x0000FFFF0000FFFFULL) | ((T1 >> 16) & 0x0000FFFF0000FFFFULL); |
2505 |
RETURN(); |
2506 |
} |
2507 |
#endif
|
2508 |
|
2509 |
void op_seb(void) |
2510 |
{ |
2511 |
T0 = ((T1 & 0xFF) ^ 0x80) - 0x80; |
2512 |
RETURN(); |
2513 |
} |
2514 |
|
2515 |
void op_seh(void) |
2516 |
{ |
2517 |
T0 = ((T1 & 0xFFFF) ^ 0x8000) - 0x8000; |
2518 |
RETURN(); |
2519 |
} |