| /* |
| * 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: Gabe Black |
| * Nathan Binkert |
| * Ali Saidi |
| */ |
| |
| #include "m5ops.h" |
| |
| #ifdef M5OP_ADDR |
| /* Use the memory mapped m5op interface */ |
| #define TWO_BYTE_OP(name, number) \ |
| .globl name; \ |
| .func name; \ |
| name: \ |
| mov m5_mem, %r11; \ |
| mov $number, %rax; \ |
| shl $8, %rax; \ |
| mov 0(%r11, %rax, 1), %rax; \ |
| ret; \ |
| .endfunc; |
| |
| #else |
| /* Use the magic instruction based m5op interface. This does not work |
| * in virtualized environments. |
| */ |
| |
| #define TWO_BYTE_OP(name, number) \ |
| .globl name; \ |
| .func name; \ |
| name: \ |
| .byte 0x0F, 0x04; \ |
| .word number; \ |
| ret; \ |
| .endfunc; |
| |
| #endif |
| |
| TWO_BYTE_OP(arm, arm_func) |
| TWO_BYTE_OP(quiesce, quiesce_func) |
| TWO_BYTE_OP(quiesceNs, quiescens_func) |
| TWO_BYTE_OP(quiesceCycle, quiescecycle_func) |
| TWO_BYTE_OP(quiesceTime, quiescetime_func) |
| TWO_BYTE_OP(rpns, rpns_func) |
| TWO_BYTE_OP(m5_exit, exit_func) |
| TWO_BYTE_OP(m5_fail, fail_func) |
| TWO_BYTE_OP(m5_initparam, initparam_func) |
| TWO_BYTE_OP(m5_loadsymbol, loadsymbol_func) |
| TWO_BYTE_OP(m5_reset_stats, resetstats_func) |
| TWO_BYTE_OP(m5_dump_stats, dumpstats_func) |
| TWO_BYTE_OP(m5_dumpreset_stats, dumprststats_func) |
| TWO_BYTE_OP(m5_checkpoint, ckpt_func) |
| TWO_BYTE_OP(m5_readfile, readfile_func) |
| TWO_BYTE_OP(m5_writefile, writefile_func) |
| TWO_BYTE_OP(m5_debugbreak, debugbreak_func) |
| TWO_BYTE_OP(m5_switchcpu, switchcpu_func) |
| TWO_BYTE_OP(m5_addsymbol, addsymbol_func) |
| TWO_BYTE_OP(m5_panic, panic_func) |
| TWO_BYTE_OP(m5_work_begin, work_begin_func) |
| TWO_BYTE_OP(m5_work_end, work_end_func) |
