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setjmp.S
(485 B)
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setjmp_aarch64.S
(2.37 KB)
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setjmp_arm.S
(2.26 KB)
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setjmp_i386.S
(1.93 KB)
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setjmp_mips.S
(3.46 KB)
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setjmp_ppc.S
(3.3 KB)
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setjmp_rv64g.S
(2.86 KB)
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setjmp_s390x.S
(1.72 KB)
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setjmp_sparc64.S
(2.85 KB)
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setjmp_x86_64.S
(1.77 KB)
Editing: setjmp_i386.S
/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright (c) 1992, 2010, Oracle and/or its affiliates. All rights reserved. */ #define ENTRY(x) \ .text; \ .align 8; \ .globl x; \ .type x, @function; \ x: #define SET_SIZE(x) \ .size x, [.-x] /* * Setjmp and longjmp implement non-local gotos using state vectors * type label_t. */ #ifdef __i386__ ENTRY(setjmp) /* save area is passed in eax */ movl %ebp, 0(%eax) /* save ebp */ movl %ebx, 4(%eax) /* save ebx */ movl %esi, 8(%eax) /* save esi */ movl %edi, 12(%eax) /* save edi */ movl %esp, 16(%eax) /* save esp */ movl (%esp), %ecx /* %eip (return address) */ movl %ecx, 20(%eax) /* save eip */ subl %eax, %eax /* return 0 */ ret SET_SIZE(setjmp) ENTRY(longjmp) /* save area is passed in eax */ movl 0(%eax), %ebp /* restore ebp */ movl 4(%eax), %ebx /* restore ebx */ movl 8(%eax), %esi /* restore esi */ movl 12(%eax), %edi /* restore edi */ movl 16(%eax), %esp /* restore esp */ movl 20(%eax), %ecx /* %eip (return address) */ addl $4, %esp /* pop ret adr */ jmp *%ecx /* indirect jump */ SET_SIZE(longjmp) #ifdef __ELF__ .section .note.GNU-stack,"",%progbits #endif #endif /* __i386__ */
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