gem5/util/m5/m5op_arm.S

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/*
* Copyright (c) 2010 ARM Limited
* All rights reserved
*
* The license below extends only to copyright in the software and shall
* not be construed as granting a license to any other intellectual
* property including but not limited to intellectual property relating
* to a hardware implementation of the functionality of the software
* licensed hereunder. You may use the software subject to the license
* terms below provided that you ensure that this notice is replicated
* unmodified and in its entirety in all distributions of the software,
* modified or unmodified, in source code or in binary form.
*
* Copyright (c) 2003-2006 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors: Nathan Binkert
* Ali Saidi
* Chander Sudanthi
* Andreas Sandberg
*/
.syntax unified
#ifdef __thumb__
.thumb
#endif
#include "m5ops.h"
.text
.macro simple_op name, func, subfunc
.globl \name
\name:
/* First, try to trap into m5 using the m5-kvm hypercall
* hack. The bxj will become a branch to the fallback code
* if it is executed in the normal m5 environment.
*/
push {lr}
ldr lr, =1f
ldr ip, =((((\func) & 0xFF) << 8) | ((\subfunc) & 0xFF))
bxj lr
pop {pc}
/* Old-style m5 pseudo instruction using CP1 accesses */
1:
#ifdef __thumb__
.short 0xEE00 | \func
.short 0x0110 | (\subfunc << 12)
#else
#define INST(op, ra, rb, func) \
.long (0xEE000110 | (\func << 16) | (\subfunc << 12)
#endif
pop {pc}
.endm
#define SIMPLE_OP(name, func, subfunc) simple_op name, func, subfunc
SIMPLE_OP(arm, arm_func, 0)
SIMPLE_OP(quiesce, quiesce_func, 0)
SIMPLE_OP(quiesceNs, quiescens_func, 0)
SIMPLE_OP(quiesceCycle, quiescecycle_func, 0)
SIMPLE_OP(quiesceTime, quiescetime_func, 0)
SIMPLE_OP(rpns, rpns_func, 0)
SIMPLE_OP(wakeCPU, wakecpu_func, 0)
SIMPLE_OP(m5_exit, exit_func, 0)
SIMPLE_OP(m5_initparam, initparam_func, 0)
SIMPLE_OP(m5_loadsymbol, loadsymbol_func, 0)
SIMPLE_OP(m5_reset_stats, resetstats_func, 0)
SIMPLE_OP(m5_dump_stats, dumpstats_func, 0)
SIMPLE_OP(m5_dumpreset_stats, dumprststats_func, 0)
SIMPLE_OP(m5_checkpoint, ckpt_func, 0)
SIMPLE_OP(m5_readfile, readfile_func, 0)
SIMPLE_OP(m5_writefile, writefile_func, 0)
SIMPLE_OP(m5_debugbreak, debugbreak_func, 0)
SIMPLE_OP(m5_switchcpu, switchcpu_func, 0)
SIMPLE_OP(m5_addsymbol, addsymbol_func, 0)
SIMPLE_OP(m5_panic, panic_func, 0)
SIMPLE_OP(m5_work_begin, work_begin_func, 0)
SIMPLE_OP(m5_work_end, work_end_func, 0)
SIMPLE_OP(m5a_bsm, annotate_func, an_bsm)
SIMPLE_OP(m5a_esm, annotate_func, an_esm)
SIMPLE_OP(m5a_begin, annotate_func, an_begin)
SIMPLE_OP(m5a_end, annotate_func, an_end)
SIMPLE_OP(m5a_q, annotate_func, an_q)
SIMPLE_OP(m5a_rq, annotate_func, an_rq)
SIMPLE_OP(m5a_dq, annotate_func, an_dq)
SIMPLE_OP(m5a_wf, annotate_func, an_wf)
SIMPLE_OP(m5a_we, annotate_func, an_we)
SIMPLE_OP(m5a_ws, annotate_func, an_ws)
SIMPLE_OP(m5a_sq, annotate_func, an_sq)
SIMPLE_OP(m5a_aq, annotate_func, an_aq)
SIMPLE_OP(m5a_pq, annotate_func, an_pq)
SIMPLE_OP(m5a_l, annotate_func, an_l)
SIMPLE_OP(m5a_identify, annotate_func, an_identify)
SIMPLE_OP(m5a_getid, annotate_func, an_getid)