gem5/system/alpha/h/fromHudsonMacros.h

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/*
* Copyright (c) 1993-1994 The Hewlett-Packard Development Company
* 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.
*/
2003-11-14 16:52:42 +01:00
#ifndef HUDSON_MACROS_LOADED
#define HUDSON_MACROS_LOADED 1
#define STALL \
mfpr r31, pt0
#define NOP \
bis $31, $31, $31
/*
** Align code on an 8K byte page boundary.
*/
#define ALIGN_PAGE \
.align 13
/*
** Align code on a 32 byte block boundary.
*/
#define ALIGN_BLOCK \
.align 5
/*
** Align code on a quadword boundary.
*/
#define ALIGN_BRANCH \
.align 3
/*
** Hardware vectors go in .text 0 sub-segment.
*/
#define HDW_VECTOR(offset) \
. = offset
/*
** Privileged CALL_PAL functions are in .text 1 sub-segment.
*/
#define CALL_PAL_PRIV(vector) \
. = (PAL_CALL_PAL_PRIV_ENTRY+(vector<<6))
/*
** Unprivileged CALL_PAL functions are in .text 1 sub-segment,
** the privileged bit is removed from these vectors.
*/
#define CALL_PAL_UNPRIV(vector) \
. = (PAL_CALL_PAL_UNPRIV_ENTRY+((vector&0x3F)<<6))
/*
** Implements a load "immediate" longword function
*/
#define LDLI(reg,val) \
ldah reg, ((val+0x8000) >> 16)(zero); \
lda reg, (val&0xffff)(reg)
#endif