eb5d9ba72b
This instruction basically returns the number of nanoseconds that the CPU has been running.
96 lines
3.7 KiB
ArmAsm
96 lines
3.7 KiB
ArmAsm
/*
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* Copyright (c) 2003-2006 The Regents of The University of Michigan
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer;
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* redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution;
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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Authors: Nathan Binkert
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* Ali Saidi
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*/
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#define m5_op 0x01
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#include "m5ops.h"
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#define INST(op, ra, rb, func) \
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.long (((op) << 26) | ((ra) << 21) | ((rb) << 16) | (func))
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#define LEAF(func) \
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.align 3; \
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.globl func; \
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.ent func; \
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func:
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#define RET \
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ret ($26)
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#define END(func) \
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.end func
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#define SIMPLE_OP(_f, _o) \
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LEAF(_f) \
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_o; \
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RET; \
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END(_f)
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#define ARM(reg) INST(m5_op, reg, 0, arm_func)
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#define QUIESCE INST(m5_op, 0, 0, quiesce_func)
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#define QUIESCENS(r1) INST(m5_op, r1, 0, quiescens_func)
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#define QUIESCECYC(r1) INST(m5_op, r1, 0, quiescecycle_func)
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#define QUIESCETIME INST(m5_op, 0, 0, quiescetime_func)
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#define RPNS INST(m5_op, 0, 0, rpns_func)
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#define M5EXIT(reg) INST(m5_op, reg, 0, exit_func)
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#define INITPARAM(reg) INST(m5_op, reg, 0, initparam_func)
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#define LOADSYMBOL(reg) INST(m5_op, reg, 0, loadsymbol_func)
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#define RESET_STATS(r1, r2) INST(m5_op, r1, r2, resetstats_func)
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#define DUMP_STATS(r1, r2) INST(m5_op, r1, r2, dumpstats_func)
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#define DUMPRST_STATS(r1, r2) INST(m5_op, r1, r2, dumprststats_func)
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#define CHECKPOINT(r1, r2) INST(m5_op, r1, r2, ckpt_func)
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#define READFILE INST(m5_op, 0, 0, readfile_func)
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#define DEBUGBREAK INST(m5_op, 0, 0, debugbreak_func)
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#define SWITCHCPU INST(m5_op, 0, 0, switchcpu_func)
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#define ADDSYMBOL(r1,r2) INST(m5_op, r1, r2, addsymbol_func)
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#define PANIC INST(m5_op, 0, 0, panic_func)
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.set noreorder
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SIMPLE_OP(arm, ARM(16))
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SIMPLE_OP(quiesce, QUIESCE)
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SIMPLE_OP(quiesceNs, QUIESCENS(16))
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SIMPLE_OP(quiesceCycle, QUIESCECYC(16))
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SIMPLE_OP(quiesceTime, QUIESCETIME)
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SIMPLE_OP(rpns, RPNS)
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SIMPLE_OP(m5_exit, M5EXIT(16))
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SIMPLE_OP(m5_initparam, INITPARAM(0))
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SIMPLE_OP(m5_loadsymbol, LOADSYMBOL(0))
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SIMPLE_OP(m5_reset_stats, RESET_STATS(16, 17))
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SIMPLE_OP(m5_dump_stats, DUMP_STATS(16, 17))
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SIMPLE_OP(m5_dumpreset_stats, DUMPRST_STATS(16, 17))
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SIMPLE_OP(m5_checkpoint, CHECKPOINT(16, 17))
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SIMPLE_OP(m5_readfile, READFILE)
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SIMPLE_OP(m5_debugbreak, DEBUGBREAK)
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SIMPLE_OP(m5_switchcpu, SWITCHCPU)
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SIMPLE_OP(m5_addsymbol, ADDSYMBOL(16, 17))
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SIMPLE_OP(m5_panic, PANIC)
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