m5op_arm.S revision 9686
17732SAli.Saidi@ARM.com/*
27732SAli.Saidi@ARM.com * Copyright (c) 2010 ARM Limited
37732SAli.Saidi@ARM.com * All rights reserved
47732SAli.Saidi@ARM.com *
57732SAli.Saidi@ARM.com * The license below extends only to copyright in the software and shall
67732SAli.Saidi@ARM.com * not be construed as granting a license to any other intellectual
77732SAli.Saidi@ARM.com * property including but not limited to intellectual property relating
87732SAli.Saidi@ARM.com * to a hardware implementation of the functionality of the software
97732SAli.Saidi@ARM.com * licensed hereunder.  You may use the software subject to the license
107732SAli.Saidi@ARM.com * terms below provided that you ensure that this notice is replicated
117732SAli.Saidi@ARM.com * unmodified and in its entirety in all distributions of the software,
127732SAli.Saidi@ARM.com * modified or unmodified, in source code or in binary form.
137732SAli.Saidi@ARM.com *
147732SAli.Saidi@ARM.com * Copyright (c) 2003-2006 The Regents of The University of Michigan
157732SAli.Saidi@ARM.com * All rights reserved.
167732SAli.Saidi@ARM.com *
177732SAli.Saidi@ARM.com * Redistribution and use in source and binary forms, with or without
187732SAli.Saidi@ARM.com * modification, are permitted provided that the following conditions are
197732SAli.Saidi@ARM.com * met: redistributions of source code must retain the above copyright
207732SAli.Saidi@ARM.com * notice, this list of conditions and the following disclaimer;
217732SAli.Saidi@ARM.com * redistributions in binary form must reproduce the above copyright
227732SAli.Saidi@ARM.com * notice, this list of conditions and the following disclaimer in the
237732SAli.Saidi@ARM.com * documentation and/or other materials provided with the distribution;
247732SAli.Saidi@ARM.com * neither the name of the copyright holders nor the names of its
257732SAli.Saidi@ARM.com * contributors may be used to endorse or promote products derived from
267732SAli.Saidi@ARM.com * this software without specific prior written permission.
277732SAli.Saidi@ARM.com *
287732SAli.Saidi@ARM.com * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
297732SAli.Saidi@ARM.com * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
307732SAli.Saidi@ARM.com * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
317732SAli.Saidi@ARM.com * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
327732SAli.Saidi@ARM.com * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
337732SAli.Saidi@ARM.com * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
347732SAli.Saidi@ARM.com * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
357732SAli.Saidi@ARM.com * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
367732SAli.Saidi@ARM.com * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
377732SAli.Saidi@ARM.com * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
387732SAli.Saidi@ARM.com * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
397732SAli.Saidi@ARM.com *
407732SAli.Saidi@ARM.com * Authors: Nathan Binkert
417732SAli.Saidi@ARM.com *          Ali Saidi
427732SAli.Saidi@ARM.com *          Chander Sudanthi
439660SAndreas.Sandberg@ARM.com *          Andreas Sandberg
447732SAli.Saidi@ARM.com */
458987SAli.Saidi@ARM.com.syntax unified
468987SAli.Saidi@ARM.com#ifdef __thumb__
478987SAli.Saidi@ARM.com.thumb
488987SAli.Saidi@ARM.com#endif
497732SAli.Saidi@ARM.com
507732SAli.Saidi@ARM.com#include "m5ops.h"
517732SAli.Saidi@ARM.com
527732SAli.Saidi@ARM.com.text
537732SAli.Saidi@ARM.com
549660SAndreas.Sandberg@ARM.com.macro simple_op name, func, subfunc
559686Sandreas@sandberg.pp.se        .align 2
569660SAndreas.Sandberg@ARM.com        .globl \name
579660SAndreas.Sandberg@ARM.com\name:
589660SAndreas.Sandberg@ARM.com        /* First, try to trap into m5 using the m5-kvm hypercall
599660SAndreas.Sandberg@ARM.com         * hack. The bxj will become a branch to the fallback code
609660SAndreas.Sandberg@ARM.com         * if it is executed in the normal m5 environment.
619660SAndreas.Sandberg@ARM.com         */
629660SAndreas.Sandberg@ARM.com        push {lr}
639686Sandreas@sandberg.pp.se#ifdef __thumb__
649686Sandreas@sandberg.pp.se        adr lr, 1f+1
659686Sandreas@sandberg.pp.se#else
669686Sandreas@sandberg.pp.se        adr lr, 1f
679686Sandreas@sandberg.pp.se#endif
689660SAndreas.Sandberg@ARM.com        ldr ip, =((((\func) & 0xFF) << 8) | ((\subfunc) & 0xFF))
699660SAndreas.Sandberg@ARM.com        bxj lr
709660SAndreas.Sandberg@ARM.com        pop {pc}
717732SAli.Saidi@ARM.com
729660SAndreas.Sandberg@ARM.com        /* Old-style m5 pseudo instruction using CP1 accesses */
739660SAndreas.Sandberg@ARM.com1:
749660SAndreas.Sandberg@ARM.com#ifdef __thumb__
759660SAndreas.Sandberg@ARM.com        .short 0xEE00 | \func
769660SAndreas.Sandberg@ARM.com        .short 0x0110 | (\subfunc << 12)
779660SAndreas.Sandberg@ARM.com#else
789686Sandreas@sandberg.pp.se        .long (0xEE000110 | (\func << 16) | (\subfunc << 12))
799660SAndreas.Sandberg@ARM.com#endif
809660SAndreas.Sandberg@ARM.com        pop {pc}
819660SAndreas.Sandberg@ARM.com.endm
827732SAli.Saidi@ARM.com
839660SAndreas.Sandberg@ARM.com#define SIMPLE_OP(name, func, subfunc) simple_op name, func, subfunc
849660SAndreas.Sandberg@ARM.com
859660SAndreas.Sandberg@ARM.comSIMPLE_OP(arm, arm_func, 0)
869660SAndreas.Sandberg@ARM.comSIMPLE_OP(quiesce, quiesce_func, 0)
879660SAndreas.Sandberg@ARM.comSIMPLE_OP(quiesceNs, quiescens_func, 0)
889660SAndreas.Sandberg@ARM.comSIMPLE_OP(quiesceCycle, quiescecycle_func, 0)
899660SAndreas.Sandberg@ARM.comSIMPLE_OP(quiesceTime, quiescetime_func, 0)
909660SAndreas.Sandberg@ARM.comSIMPLE_OP(rpns, rpns_func, 0)
919660SAndreas.Sandberg@ARM.comSIMPLE_OP(wakeCPU, wakecpu_func, 0)
929660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5_exit, exit_func, 0)
939660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5_initparam, initparam_func, 0)
949660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5_loadsymbol, loadsymbol_func, 0)
959660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5_reset_stats, resetstats_func, 0)
969660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5_dump_stats, dumpstats_func, 0)
979660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5_dumpreset_stats, dumprststats_func, 0)
989660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5_checkpoint, ckpt_func, 0)
999660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5_readfile, readfile_func, 0)
1009660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5_writefile, writefile_func, 0)
1019660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5_debugbreak, debugbreak_func, 0)
1029660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5_switchcpu, switchcpu_func, 0)
1039660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5_addsymbol, addsymbol_func, 0)
1049660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5_panic, panic_func, 0)
1059660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5_work_begin, work_begin_func, 0)
1069660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5_work_end, work_end_func, 0)
1079660SAndreas.Sandberg@ARM.com
1089660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5a_bsm, annotate_func, an_bsm)
1099660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5a_esm, annotate_func, an_esm)
1109660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5a_begin, annotate_func, an_begin)
1119660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5a_end, annotate_func, an_end)
1129660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5a_q, annotate_func, an_q)
1139660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5a_rq, annotate_func, an_rq)
1149660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5a_dq, annotate_func, an_dq)
1159660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5a_wf, annotate_func, an_wf)
1169660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5a_we, annotate_func, an_we)
1179660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5a_ws, annotate_func, an_ws)
1189660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5a_sq, annotate_func, an_sq)
1199660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5a_aq, annotate_func, an_aq)
1209660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5a_pq, annotate_func, an_pq)
1219660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5a_l, annotate_func, an_l)
1229660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5a_identify, annotate_func, an_identify)
1239660SAndreas.Sandberg@ARM.comSIMPLE_OP(m5a_getid, annotate_func, an_getid)
124