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/*
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* Alpha emulation cpu micro-operations for qemu.
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*
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* Copyright (c) 2007 Jocelyn Mayer
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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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#define DEBUG_OP
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#include "config.h" |
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#include "exec.h" |
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#include "host-utils.h" |
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#include "op_helper.h" |
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#define REG 0 |
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#include "op_template.h" |
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#define REG 1 |
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#include "op_template.h" |
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#define REG 2 |
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#include "op_template.h" |
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#define REG 3 |
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#include "op_template.h" |
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#define REG 4 |
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#include "op_template.h" |
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#define REG 5 |
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#include "op_template.h" |
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#define REG 6 |
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#include "op_template.h" |
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#define REG 7 |
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#include "op_template.h" |
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#define REG 8 |
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#include "op_template.h" |
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#define REG 9 |
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#include "op_template.h" |
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#define REG 10 |
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#include "op_template.h" |
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#define REG 11 |
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#include "op_template.h" |
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#define REG 12 |
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#include "op_template.h" |
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#define REG 13 |
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#include "op_template.h" |
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#define REG 14 |
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#include "op_template.h" |
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#define REG 15 |
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#include "op_template.h" |
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#define REG 16 |
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#include "op_template.h" |
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#define REG 17 |
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#include "op_template.h" |
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#define REG 18 |
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#include "op_template.h" |
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#define REG 19 |
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#include "op_template.h" |
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#define REG 20 |
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#include "op_template.h" |
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#define REG 21 |
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#include "op_template.h" |
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#define REG 22 |
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#include "op_template.h" |
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#define REG 23 |
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#include "op_template.h" |
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#define REG 24 |
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#include "op_template.h" |
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#define REG 25 |
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#include "op_template.h" |
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#define REG 26 |
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#include "op_template.h" |
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#define REG 27 |
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#include "op_template.h" |
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#define REG 28 |
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#include "op_template.h" |
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#define REG 29 |
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#include "op_template.h" |
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#define REG 30 |
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#include "op_template.h" |
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#define REG 31 |
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#include "op_template.h" |
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/* Debug stuff */
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void OPPROTO op_no_op (void) |
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{
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#if !defined (DEBUG_OP)
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__asm__ __volatile__("nop" : : : "memory"); |
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#endif
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RETURN(); |
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} |
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/* Load and stores */
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#define MEMSUFFIX _raw
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#include "op_mem.h" |
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#if !defined(CONFIG_USER_ONLY)
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#define MEMSUFFIX _kernel
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#include "op_mem.h" |
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#define MEMSUFFIX _executive
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#include "op_mem.h" |
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#define MEMSUFFIX _supervisor
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#include "op_mem.h" |
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#define MEMSUFFIX _user
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#include "op_mem.h" |
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/* This is used for pal modes */
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#define MEMSUFFIX _data
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#include "op_mem.h" |
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#endif
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/* Misc */
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void OPPROTO op_load_fpcr (void) |
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{
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helper_load_fpcr(); |
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RETURN(); |
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} |
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void OPPROTO op_store_fpcr (void) |
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{
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helper_store_fpcr(); |
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RETURN(); |
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} |
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/* Arithmetic */
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void OPPROTO op_addqv (void) |
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{
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helper_addqv(); |
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RETURN(); |
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} |
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void OPPROTO op_addlv (void) |
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{
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helper_addlv(); |
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RETURN(); |
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} |
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void OPPROTO op_subqv (void) |
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{
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helper_subqv(); |
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RETURN(); |
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} |
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void OPPROTO op_sublv (void) |
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{
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helper_sublv(); |
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RETURN(); |
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} |
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void OPPROTO op_mullv (void) |
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{
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helper_mullv(); |
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RETURN(); |
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} |
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void OPPROTO op_mulqv (void) |
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{
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helper_mulqv(); |
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RETURN(); |
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} |
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void OPPROTO op_umulh (void) |
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{
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uint64_t tl, th; |
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mulu64(&tl, &th, T0, T1); |
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T0 = th; |
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RETURN(); |
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} |
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/* Tests */
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void OPPROTO op_cmpult (void) |
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{
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if (T0 < T1)
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T0 = 1;
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else
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T0 = 0;
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RETURN(); |
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} |
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void OPPROTO op_cmpule (void) |
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{
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if (T0 <= T1)
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T0 = 1;
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else
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T0 = 0;
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RETURN(); |
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} |
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void OPPROTO op_cmpeq (void) |
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{
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if (T0 == T1)
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T0 = 1;
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else
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T0 = 0;
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RETURN(); |
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} |
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void OPPROTO op_cmplt (void) |
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{
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if ((int64_t)T0 < (int64_t)T1)
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T0 = 1;
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else
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T0 = 0;
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RETURN(); |
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} |
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void OPPROTO op_cmple (void) |
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{
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if ((int64_t)T0 <= (int64_t)T1)
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T0 = 1;
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else
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T0 = 0;
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RETURN(); |
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} |
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void OPPROTO op_cmpbge (void) |
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{
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helper_cmpbge(); |
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RETURN(); |
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} |
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#if 0 // Qemu does not know how to do this...
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void OPPROTO op_bcond (void)
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{
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if (T0)
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env->pc = T1 & ~3;
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else
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env->pc = PARAM(1);
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RETURN();
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}
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#else
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void OPPROTO op_bcond (void) |
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{
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if (T0)
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env->pc = T1 & ~3;
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else
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env->pc = ((uint64_t)PARAM(1) << 32) | (uint64_t)PARAM(2); |
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RETURN(); |
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} |
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#endif
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/* IEEE floating point arithmetic */
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/* S floating (single) */
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void OPPROTO op_adds (void) |
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{
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FT0 = float32_add(FT0, FT1, &FP_STATUS); |
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RETURN(); |
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} |
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void OPPROTO op_subs (void) |
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{
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FT0 = float32_sub(FT0, FT1, &FP_STATUS); |
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RETURN(); |
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} |
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void OPPROTO op_muls (void) |
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{
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FT0 = float32_mul(FT0, FT1, &FP_STATUS); |
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RETURN(); |
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} |
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void OPPROTO op_divs (void) |
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{
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FT0 = float32_div(FT0, FT1, &FP_STATUS); |
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RETURN(); |
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} |
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void OPPROTO op_sqrts (void) |
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{
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helper_sqrts(); |
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RETURN(); |
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} |
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void OPPROTO op_cpys (void) |
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{
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helper_cpys(); |
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RETURN(); |
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} |
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void OPPROTO op_cpysn (void) |
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{
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helper_cpysn(); |
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RETURN(); |
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} |
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void OPPROTO op_cpyse (void) |
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{
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helper_cpyse(); |
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RETURN(); |
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} |
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void OPPROTO op_itofs (void) |
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{
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helper_itofs(); |
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RETURN(); |
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} |
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void OPPROTO op_ftois (void) |
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{
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helper_ftois(); |
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RETURN(); |
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} |
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/* T floating (double) */
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void OPPROTO op_addt (void) |
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{
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FT0 = float64_add(FT0, FT1, &FP_STATUS); |
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RETURN(); |
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} |
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void OPPROTO op_subt (void) |
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{
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FT0 = float64_sub(FT0, FT1, &FP_STATUS); |
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RETURN(); |
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} |
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void OPPROTO op_mult (void) |
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{
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FT0 = float64_mul(FT0, FT1, &FP_STATUS); |
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RETURN(); |
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} |
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void OPPROTO op_divt (void) |
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{
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FT0 = float64_div(FT0, FT1, &FP_STATUS); |
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RETURN(); |
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} |
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void OPPROTO op_sqrtt (void) |
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{
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helper_sqrtt(); |
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RETURN(); |
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} |
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void OPPROTO op_cmptun (void) |
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{
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helper_cmptun(); |
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RETURN(); |
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} |
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void OPPROTO op_cmpteq (void) |
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{
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helper_cmpteq(); |
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RETURN(); |
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} |
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void OPPROTO op_cmptle (void) |
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{
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helper_cmptle(); |
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RETURN(); |
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} |
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void OPPROTO op_cmptlt (void) |
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{
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helper_cmptlt(); |
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RETURN(); |
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} |
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void OPPROTO op_itoft (void) |
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{
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helper_itoft(); |
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RETURN(); |
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} |
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void OPPROTO op_ftoit (void) |
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{
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helper_ftoit(); |
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RETURN(); |
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} |
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/* VAX floating point arithmetic */
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/* F floating */
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void OPPROTO op_addf (void) |
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{
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helper_addf(); |
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RETURN(); |
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} |
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void OPPROTO op_subf (void) |
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{
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helper_subf(); |
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RETURN(); |
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} |
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void OPPROTO op_mulf (void) |
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{
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helper_mulf(); |
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RETURN(); |
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} |
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void OPPROTO op_divf (void) |
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{
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helper_divf(); |
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RETURN(); |
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} |
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void OPPROTO op_sqrtf (void) |
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{
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helper_sqrtf(); |
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RETURN(); |
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} |
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void OPPROTO op_cmpfeq (void) |
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{
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helper_cmpfeq(); |
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RETURN(); |
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} |
| 448 |
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void OPPROTO op_cmpfne (void) |
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{
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helper_cmpfne(); |
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RETURN(); |
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} |
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void OPPROTO op_cmpflt (void) |
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{
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helper_cmpflt(); |
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RETURN(); |
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} |
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void OPPROTO op_cmpfle (void) |
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{
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helper_cmpfle(); |
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RETURN(); |
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} |
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void OPPROTO op_cmpfgt (void) |
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{
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helper_cmpfgt(); |
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RETURN(); |
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} |
| 472 |
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void OPPROTO op_cmpfge (void) |
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{
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helper_cmpfge(); |
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RETURN(); |
| 477 |
} |
| 478 |
|
| 479 |
void OPPROTO op_itoff (void) |
| 480 |
{
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| 481 |
helper_itoff(); |
| 482 |
RETURN(); |
| 483 |
} |
| 484 |
|
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/* G floating */
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void OPPROTO op_addg (void) |
| 487 |
{
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| 488 |
helper_addg(); |
| 489 |
RETURN(); |
| 490 |
} |
| 491 |
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| 492 |
void OPPROTO op_subg (void) |
| 493 |
{
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| 494 |
helper_subg(); |
| 495 |
RETURN(); |
| 496 |
} |
| 497 |
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void OPPROTO op_mulg (void) |
| 499 |
{
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helper_mulg(); |
| 501 |
RETURN(); |
| 502 |
} |
| 503 |
|
| 504 |
void OPPROTO op_divg (void) |
| 505 |
{
|
| 506 |
helper_divg(); |
| 507 |
RETURN(); |
| 508 |
} |
| 509 |
|
| 510 |
void OPPROTO op_sqrtg (void) |
| 511 |
{
|
| 512 |
helper_sqrtg(); |
| 513 |
RETURN(); |
| 514 |
} |
| 515 |
|
| 516 |
void OPPROTO op_cmpgeq (void) |
| 517 |
{
|
| 518 |
helper_cmpgeq(); |
| 519 |
RETURN(); |
| 520 |
} |
| 521 |
|
| 522 |
void OPPROTO op_cmpglt (void) |
| 523 |
{
|
| 524 |
helper_cmpglt(); |
| 525 |
RETURN(); |
| 526 |
} |
| 527 |
|
| 528 |
void OPPROTO op_cmpgle (void) |
| 529 |
{
|
| 530 |
helper_cmpgle(); |
| 531 |
RETURN(); |
| 532 |
} |
| 533 |
|
| 534 |
/* Floating point format conversion */
|
| 535 |
void OPPROTO op_cvtst (void) |
| 536 |
{
|
| 537 |
FT0 = (float)FT0;
|
| 538 |
RETURN(); |
| 539 |
} |
| 540 |
|
| 541 |
void OPPROTO op_cvtqs (void) |
| 542 |
{
|
| 543 |
helper_cvtqs(); |
| 544 |
RETURN(); |
| 545 |
} |
| 546 |
|
| 547 |
void OPPROTO op_cvtts (void) |
| 548 |
{
|
| 549 |
FT0 = (float)FT0;
|
| 550 |
RETURN(); |
| 551 |
} |
| 552 |
|
| 553 |
void OPPROTO op_cvttq (void) |
| 554 |
{
|
| 555 |
helper_cvttq(); |
| 556 |
RETURN(); |
| 557 |
} |
| 558 |
|
| 559 |
void OPPROTO op_cvtqt (void) |
| 560 |
{
|
| 561 |
helper_cvtqt(); |
| 562 |
RETURN(); |
| 563 |
} |
| 564 |
|
| 565 |
void OPPROTO op_cvtqf (void) |
| 566 |
{
|
| 567 |
helper_cvtqf(); |
| 568 |
RETURN(); |
| 569 |
} |
| 570 |
|
| 571 |
void OPPROTO op_cvtgf (void) |
| 572 |
{
|
| 573 |
helper_cvtgf(); |
| 574 |
RETURN(); |
| 575 |
} |
| 576 |
|
| 577 |
void OPPROTO op_cvtgd (void) |
| 578 |
{
|
| 579 |
helper_cvtgd(); |
| 580 |
RETURN(); |
| 581 |
} |
| 582 |
|
| 583 |
void OPPROTO op_cvtgq (void) |
| 584 |
{
|
| 585 |
helper_cvtgq(); |
| 586 |
RETURN(); |
| 587 |
} |
| 588 |
|
| 589 |
void OPPROTO op_cvtqg (void) |
| 590 |
{
|
| 591 |
helper_cvtqg(); |
| 592 |
RETURN(); |
| 593 |
} |
| 594 |
|
| 595 |
void OPPROTO op_cvtdg (void) |
| 596 |
{
|
| 597 |
helper_cvtdg(); |
| 598 |
RETURN(); |
| 599 |
} |
| 600 |
|
| 601 |
void OPPROTO op_cvtlq (void) |
| 602 |
{
|
| 603 |
helper_cvtlq(); |
| 604 |
RETURN(); |
| 605 |
} |
| 606 |
|
| 607 |
void OPPROTO op_cvtql (void) |
| 608 |
{
|
| 609 |
helper_cvtql(); |
| 610 |
RETURN(); |
| 611 |
} |
| 612 |
|
| 613 |
void OPPROTO op_cvtqlv (void) |
| 614 |
{
|
| 615 |
helper_cvtqlv(); |
| 616 |
RETURN(); |
| 617 |
} |
| 618 |
|
| 619 |
void OPPROTO op_cvtqlsv (void) |
| 620 |
{
|
| 621 |
helper_cvtqlsv(); |
| 622 |
RETURN(); |
| 623 |
} |
| 624 |
|
| 625 |
/* PALcode support special instructions */
|
| 626 |
#if !defined (CONFIG_USER_ONLY)
|
| 627 |
void OPPROTO op_hw_rei (void) |
| 628 |
{
|
| 629 |
env->pc = env->ipr[IPR_EXC_ADDR] & ~3;
|
| 630 |
env->ipr[IPR_EXC_ADDR] = env->ipr[IPR_EXC_ADDR] & 1;
|
| 631 |
/* XXX: re-enable interrupts and memory mapping */
|
| 632 |
RETURN(); |
| 633 |
} |
| 634 |
|
| 635 |
void OPPROTO op_hw_ret (void) |
| 636 |
{
|
| 637 |
env->pc = T0 & ~3;
|
| 638 |
env->ipr[IPR_EXC_ADDR] = T0 & 1;
|
| 639 |
/* XXX: re-enable interrupts and memory mapping */
|
| 640 |
RETURN(); |
| 641 |
} |
| 642 |
|
| 643 |
void OPPROTO op_mfpr (void) |
| 644 |
{
|
| 645 |
helper_mfpr(PARAM(1));
|
| 646 |
RETURN(); |
| 647 |
} |
| 648 |
|
| 649 |
void OPPROTO op_mtpr (void) |
| 650 |
{
|
| 651 |
helper_mtpr(PARAM(1));
|
| 652 |
RETURN(); |
| 653 |
} |
| 654 |
|
| 655 |
void OPPROTO op_set_alt_mode (void) |
| 656 |
{
|
| 657 |
env->saved_mode = env->ps & 0xC;
|
| 658 |
env->ps = (env->ps & ~0xC) | (env->ipr[IPR_ALT_MODE] & 0xC); |
| 659 |
RETURN(); |
| 660 |
} |
| 661 |
|
| 662 |
void OPPROTO op_restore_mode (void) |
| 663 |
{
|
| 664 |
env->ps = (env->ps & ~0xC) | env->saved_mode;
|
| 665 |
RETURN(); |
| 666 |
} |
| 667 |
|
| 668 |
void OPPROTO op_ld_phys_to_virt (void) |
| 669 |
{
|
| 670 |
helper_ld_phys_to_virt(); |
| 671 |
RETURN(); |
| 672 |
} |
| 673 |
|
| 674 |
void OPPROTO op_st_phys_to_virt (void) |
| 675 |
{
|
| 676 |
helper_st_phys_to_virt(); |
| 677 |
RETURN(); |
| 678 |
} |
| 679 |
#endif /* !defined (CONFIG_USER_ONLY) */ |