sigsetjmp.S revision 1.5.10.1
1 1.5.10.1 matt /* $NetBSD: sigsetjmp.S,v 1.5.10.1 2007/11/06 23:11:09 matt Exp $ */ 2 1.1 pk /* 3 1.1 pk * Copyright (c) 1995 Paul Kranenburg 4 1.1 pk * All rights reserved. 5 1.1 pk * 6 1.1 pk * Redistribution and use in source and binary forms, with or without 7 1.1 pk * modification, are permitted provided that the following conditions 8 1.1 pk * are met: 9 1.1 pk * 1. Redistributions of source code must retain the above copyright 10 1.1 pk * notice, this list of conditions and the following disclaimer. 11 1.1 pk * 2. Redistributions in binary form must reproduce the above copyright 12 1.1 pk * notice, this list of conditions and the following disclaimer in the 13 1.1 pk * documentation and/or other materials provided with the distribution. 14 1.1 pk * 3. All advertising materials mentioning features or use of this software 15 1.1 pk * must display the following acknowledgement: 16 1.1 pk * This product includes software developed by Paul Kranenburg. 17 1.1 pk * 4. The name of the author may not be used to endorse or promote products 18 1.1 pk * derived from this software without specific prior written permission 19 1.1 pk * 20 1.1 pk * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 1.1 pk * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 1.1 pk * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 1.1 pk * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 1.1 pk * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 1.1 pk * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 1.1 pk * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 1.1 pk * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 1.1 pk * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 1.1 pk * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 1.1 pk * 31 1.1 pk */ 32 1.1 pk 33 1.1 pk #include "SYS.h" 34 1.1 pk 35 1.1 pk #ifdef PIC 36 1.1 pk 37 1.5 uwe ENTRY(__sigsetjmp14) 38 1.5.10.1 matt PIC_PROLOGUE(%g1, %g2) ! %g1 = _GLOBAL_OFFSET_TABLE 39 1.5.10.1 matt tst %o1 40 1.5.10.1 matt bnz 1f 41 1.5.10.1 matt st %o1, [%o0 + 56] ! jmpbuf[JBLEN] = savemask 42 1.5.10.1 matt 43 1.5.10.1 matt !! if (savemask == 0) goto _setjmp 44 1.5.10.1 matt set _C_LABEL(_setjmp), %g2 45 1.5.10.1 matt ld [%g1 + %g2], %g1 46 1.2 pk jmp %g1 47 1.5.10.1 matt nop 48 1.5.10.1 matt 49 1.5.10.1 matt !! if (savemask != 0) goto setjmp 50 1.5.10.1 matt 1: set _C_LABEL(__setjmp14), %g2 51 1.5.10.1 matt ld [%g1 + %g2], %g1 52 1.5.10.1 matt jmp %g1 53 1.5.10.1 matt nop 54 1.5.10.1 matt 55 1.1 pk 56 1.5 uwe ENTRY(__siglongjmp14) 57 1.5.10.1 matt PIC_PROLOGUE(%g1, %g2) ! %g1 = _GLOBAL_OFFSET_TABLE 58 1.5.10.1 matt ld [%o0 + 56], %g2 ! restoremask = jmpbuf[JBLEN] 59 1.5.10.1 matt tst %g2 60 1.5.10.1 matt bnz 1f 61 1.5.10.1 matt nop 62 1.5.10.1 matt 63 1.5.10.1 matt !! if (restoremask == 0) goto _longjmp 64 1.5.10.1 matt set _C_LABEL(_longjmp), %g2 65 1.5.10.1 matt ld [%g1 + %g2], %g1 66 1.1 pk jmp %g1 67 1.5.10.1 matt nop 68 1.5.10.1 matt 69 1.5.10.1 matt !! if (restoremask != 0) goto longjmp 70 1.5.10.1 matt 1: set _C_LABEL(__longjmp14), %g2 71 1.5.10.1 matt ld [%g1 + %g2], %g1 72 1.5.10.1 matt jmp %g1 73 1.5.10.1 matt nop 74 1.2 pk 75 1.5.10.1 matt #else /* !PIC */ 76 1.1 pk 77 1.5 uwe ENTRY(__sigsetjmp14) 78 1.1 pk cmp %o1,0 79 1.3 tv be _C_LABEL(_setjmp) 80 1.5 uwe st %o1,[%o0+56] ! jmpbuf[JBLEN] 81 1.1 pk nop 82 1.5 uwe ba,a _C_LABEL(__setjmp14) 83 1.1 pk unimp 0 84 1.1 pk 85 1.5 uwe ENTRY(__siglongjmp14) 86 1.5 uwe ld [%o0+56],%g1 87 1.1 pk cmp %g1,0 88 1.3 tv be _C_LABEL(_longjmp) 89 1.1 pk nop 90 1.5 uwe ba,a _C_LABEL(__longjmp14) 91 1.1 pk unimp 0 92 1.2 pk 93 1.5.10.1 matt #endif /* !PIC */ 94
Indexes created Tue Oct 21 12:09:54 GMT 2025