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gprsavrest.S revision 1.1 
      1 /*-
      2  * Copyright (c) 2011 The NetBSD Foundation, Inc.
      3  * All rights reserved.
      4  *
      5  * This code is derived from software contributed to The NetBSD Foundation
      6  * by Matt Thomas of 3am Software Foundry.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     18  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     20  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     21  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     25  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     27  * POSSIBILITY OF SUCH DAMAGE.
     28  */
     29 
     30 #include <powerpc/asm.h>
     31 
     32 __RCSID("$NetBSD: gprsavrest.S,v 1.1 2011/07/02 03:35:03 matt Exp $")
     33 
     34 #ifndef RESTGPR
     35 #define RESTGPR(n)	RESTOREXGPR(_restgpr_,n,_x)
     36 #define	RESTGPR_END(n)	RESTOREXGPR_END(_restgpr,n,_x)
     37 #define SAVEGPR(n)	SAVEXGPR(_savegpr_,n,)
     38 #define	SAVEGPR_END(n)	SAVEXGPR_END(_savegpr,n,)
     39 #endif
     40 
     41 #define RESTOREXGPR(a,n,b) \
     42 	.hidden a##n##b; ENTRY_NOPROFILE(a##n##b); lwz	n,(-4*(32-n))(11)
     43 #define RESTOREXGPR_END(a,n,b) \
     44 	.size a##n##b,.-a##n##b
     45 #define SAVEXGPR(a,n,b) \
     46 	.hidden a##n##b; ENTRY_NOPROFILE(a##n##b); stw	n,(-4*(32-n))(11)
     47 #define SAVEXGPR_END(a,n,b) \
     48 	.size a##n##b,.-a##n##b
     49 
     50 	RESTGPR(14)
     51 	RESTGPR(15)
     52 	RESTGPR(16)
     53 	RESTGPR(17)
     54 	RESTGPR(18)
     55 	RESTGPR(19)
     56 	RESTGPR(20)
     57 	RESTGPR(21)
     58 	RESTGPR(22)
     59 	RESTGPR(23)
     60 	RESTGPR(24)
     61 	RESTGPR(25)
     62 	RESTGPR(26)
     63 	RESTGPR(27)
     64 	RESTGPR(28)
     65 	RESTGPR(29)
     66 	RESTGPR(30)
     67 	lwz	0,4(11)
     68 	RESTGPR(31)
     69 	mtlr	0
     70 	mr	1,11
     71 	blr
     72 	RESTGPR_END(14)
     73 	RESTGPR_END(15)
     74 	RESTGPR_END(16)
     75 	RESTGPR_END(17)
     76 	RESTGPR_END(18)
     77 	RESTGPR_END(19)
     78 	RESTGPR_END(20)
     79 	RESTGPR_END(21)
     80 	RESTGPR_END(22)
     81 	RESTGPR_END(23)
     82 	RESTGPR_END(24)
     83 	RESTGPR_END(25)
     84 	RESTGPR_END(26)
     85 	RESTGPR_END(27)
     86 	RESTGPR_END(28)
     87 	RESTGPR_END(29)
     88 	RESTGPR_END(30)
     89 	RESTGPR_END(31)
     90 
     91 	SAVEGPR(14)
     92 	SAVEGPR(15)
     93 	SAVEGPR(16)
     94 	SAVEGPR(17)
     95 	SAVEGPR(18)
     96 	SAVEGPR(19)
     97 	SAVEGPR(20)
     98 	SAVEGPR(21)
     99 	SAVEGPR(22)
    100 	SAVEGPR(23)
    101 	SAVEGPR(24)
    102 	SAVEGPR(25)
    103 	SAVEGPR(26)
    104 	SAVEGPR(27)
    105 	SAVEGPR(28)
    106 	SAVEGPR(29)
    107 	SAVEGPR(30)
    108 	SAVEGPR(31)
    109 	blr
    110 	SAVEGPR_END(14)
    111 	SAVEGPR_END(15)
    112 	SAVEGPR_END(16)
    113 	SAVEGPR_END(17)
    114 	SAVEGPR_END(18)
    115 	SAVEGPR_END(19)
    116 	SAVEGPR_END(20)
    117 	SAVEGPR_END(21)
    118 	SAVEGPR_END(22)
    119 	SAVEGPR_END(23)
    120 	SAVEGPR_END(24)
    121 	SAVEGPR_END(25)
    122 	SAVEGPR_END(26)
    123 	SAVEGPR_END(27)
    124 	SAVEGPR_END(28)
    125 	SAVEGPR_END(29)
    126 	SAVEGPR_END(30)
    127 	SAVEGPR_END(31)
    128