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/*
* Copyright (C) 2005 Martin Decky
* 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.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
 
#ifndef __ppc32_MACRO_H__
#define __ppc32_MACRO_H__
 
/*
* PPC assembler macros
*/
/* Condition Register Bit Fields */
#define cr0 0
#define cr1 1
#define cr2 2
#define cr3 3
#define cr4 4
#define cr5 5
#define cr6 6
#define cr7 7
 
/* General Purpose Registers (GPRs) */
#define r0 0
#define r1 1
#define r2 2
#define r3 3
#define r4 4
#define r5 5
#define r6 6
#define r7 7
#define r8 8
#define r9 9
#define r10 10
#define r11 11
#define r12 12
#define r13 13
#define r14 14
#define r15 15
#define r16 16
#define r17 17
#define r18 18
#define r19 19
#define r20 20
#define r21 21
#define r22 22
#define r23 23
#define r24 24
#define r25 25
#define r26 26
#define r27 27
#define r28 28
#define r29 29
#define r30 30
#define r31 31
 
/* GPR Aliases */
#define sp 1
 
/* Floating Point Registers (FPRs) */
#define fr0 0
#define fr1 1
#define fr2 2
#define fr3 3
#define fr4 4
#define fr5 5
#define fr6 6
#define fr7 7
#define fr8 8
#define fr9 9
#define fr10 10
#define fr11 11
#define fr12 12
#define fr13 13
#define fr14 14
#define fr15 15
#define fr16 16
#define fr17 17
#define fr18 18
#define fr19 19
#define fr20 20
#define fr21 21
#define fr22 22
#define fr23 23
#define fr24 24
#define fr25 25
#define fr26 26
#define fr27 27
#define fr28 28
#define fr29 29
#define fr30 30
#define fr31 31
 
#define vr0 0
#define vr1 1
#define vr2 2
#define vr3 3
#define vr4 4
#define vr5 5
#define vr6 6
#define vr7 7
#define vr8 8
#define vr9 9
#define vr10 10
#define vr11 11
#define vr12 12
#define vr13 13
#define vr14 14
#define vr15 15
#define vr16 16
#define vr17 17
#define vr18 18
#define vr19 19
#define vr20 20
#define vr21 21
#define vr22 22
#define vr23 23
#define vr24 24
#define vr25 25
#define vr26 26
#define vr27 27
#define vr28 28
#define vr29 29
#define vr30 30
#define vr31 31
 
#define evr0 0
#define evr1 1
#define evr2 2
#define evr3 3
#define evr4 4
#define evr5 5
#define evr6 6
#define evr7 7
#define evr8 8
#define evr9 9
#define evr10 10
#define evr11 11
#define evr12 12
#define evr13 13
#define evr14 14
#define evr15 15
#define evr16 16
#define evr17 17
#define evr18 18
#define evr19 19
#define evr20 20
#define evr21 21
#define evr22 22
#define evr23 23
#define evr24 24
#define evr25 25
#define evr26 26
#define evr27 27
#define evr28 28
#define evr29 29
#define evr30 30
#define evr31 31
 
/* Special Purpose Registers (SPRs) */
#define xer 1
#define lr 8
#define ctr 9
#define dec 22
#define srr0 26
#define srr1 27
#define sprg0 272
#define sprg1 273
#define sprg2 274
#define sprg3 275
#define prv 287
 
.macro REGISTERS_STORE r
stw r0, 0(\r)
stw r1, 4(\r)
stw r2, 8(\r)
stw r3, 12(\r)
stw r4, 16(\r)
stw r5, 20(\r)
stw r6, 24(\r)
stw r7, 28(\r)
stw r8, 32(\r)
stw r9, 36(\r)
stw r10, 40(\r)
stw r11, 44(\r)
stw r12, 48(\r)
stw r13, 52(\r)
stw r14, 56(\r)
stw r15, 60(\r)
stw r16, 64(\r)
stw r17, 68(\r)
stw r18, 72(\r)
stw r19, 76(\r)
stw r20, 80(\r)
stw r21, 84(\r)
stw r22, 88(\r)
stw r23, 92(\r)
stw r24, 96(\r)
stw r25, 100(\r)
stw r26, 104(\r)
stw r27, 108(\r)
stw r28, 112(\r)
stw r29, 116(\r)
stw r30, 120(\r)
stw r31, 124(\r)
.endm
 
.macro REGISTERS_LOAD r
lwz r0, 0(\r)
lwz r1, 4(\r)
lwz r2, 8(\r)
lwz r3, 12(\r)
lwz r4, 16(\r)
lwz r5, 20(\r)
lwz r6, 24(\r)
lwz r7, 28(\r)
lwz r8, 32(\r)
lwz r9, 36(\r)
lwz r10, 40(\r)
lwz r11, 44(\r)
lwz r12, 48(\r)
lwz r13, 52(\r)
lwz r14, 56(\r)
lwz r15, 60(\r)
lwz r16, 64(\r)
lwz r17, 68(\r)
lwz r18, 72(\r)
lwz r19, 76(\r)
lwz r20, 80(\r)
lwz r21, 84(\r)
lwz r22, 88(\r)
lwz r23, 92(\r)
lwz r24, 96(\r)
lwz r25, 100(\r)
lwz r26, 104(\r)
lwz r27, 108(\r)
lwz r28, 112(\r)
lwz r29, 116(\r)
lwz r30, 120(\r)
lwz r31, 124(\r)
.endm
 
#endif