1/* $NetBSD: sigsetjmp.S,v 1.7 2005/09/15 22:44:58 uwe Exp $ */ 2 3/*- 4 * Copyright (c) 1990 The Regents of the University of California. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * William Jolitz. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. Neither the name of the University nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * from: @(#)setjmp.s 5.1 (Berkeley) 4/23/90 35 */ 36 37#include <machine/asm.h> 38#if defined(LIBC_SCCS) 39 RCSID("$NetBSD: sigsetjmp.S,v 1.7 2005/09/15 22:44:58 uwe Exp $") 40#endif 41 42ENTRY(__sigsetjmp14) 43 tst r5, r5 44 bt 1f 45 46 sts.l pr, @-r15 47 mov.l r4, @-r15 48 mov.l r5, @-r15 49 mov r4, r6 50 mov #1, r4 /* SIG_BLOCK */ 51 mov #0, r5 52 add #4*10, r6 /* &sigmask */ 53 54#ifdef PIC 55 mov.l L__sigprocmask14r1, r0 56 bsrf r0 57 nop 58L__sigprocmask14o1: 59#else 60 mov.l L__sigprocmask14, r0 61 jsr @r0 62 nop 63#endif 64 65 mov.l @r15+, r5 66 mov.l @r15+, r4 67 lds.l @r15+, pr 68 691: 70 add #4*10, r4 71 mov.l r5, @-r4 72 mov.l r15, @-r4 73 mov.l r14, @-r4 74 mov.l r13, @-r4 75 mov.l r12, @-r4 76 mov.l r11, @-r4 77 mov.l r10, @-r4 78 mov.l r9, @-r4 79 mov.l r8, @-r4 80 sts.l pr, @-r4 81 rts 82 xor r0, r0 83 84ENTRY(__siglongjmp14) 85 mov r4, r0 86 add #4*9, r0 87 mov.l @r0, r0 88 tst r0, r0 89 bt 1f 90 91 mov.l r4, @-r15 92 mov.l r5, @-r15 93 mov r4, r5 94 mov #3, r4 /* SIG_SETMASK */ 95 add #4*10, r5 /* &sigmask */ 96 mov #0, r6 97#ifdef PIC 98 mov.l L__sigprocmask14r2, r0 99 bsrf r0 100 nop 101L__sigprocmask14o2: 102#else 103 mov.l L__sigprocmask14, r0 104 jsr @r0 105 nop 106#endif 107 mov.l @r15+, r5 108 mov.l @r15+, r4 109 1101: 111 lds.l @r4+, pr 112 mov.l @r4+, r8 113 mov.l @r4+, r9 114 mov.l @r4+, r10 115 mov.l @r4+, r11 116 mov.l @r4+, r12 117 mov.l @r4+, r13 118 mov.l @r4+, r14 119 mov.l @r4+, r15 120 121 mov r5, r0 122 tst r0, r0 123 bf .L0 124 add #1, r0 125.L0: 126 rts 127 nop 128 129 .align 2 130#ifdef PIC 131L__sigprocmask14r1: 132 .long _C_LABEL(__sigprocmask14)-L__sigprocmask14o1 133L__sigprocmask14r2: 134 .long _C_LABEL(__sigprocmask14)-L__sigprocmask14o2 135#else 136L__sigprocmask14: 137 .long _C_LABEL(__sigprocmask14) 138#endif 139