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68c0771cc9
Add new macro ASMABI used by Windows to change calling API to "sysv_abi". Reviewed-by: Attila Fülöp <attila@fueloep.org> Reviewed-by: Richard Yao <richard.yao@alumni.stonybrook.edu> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Jorgen Lundman <lundman@lundman.net> Closes #14228
73 lines
1.8 KiB
ArmAsm
73 lines
1.8 KiB
ArmAsm
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or https://opensource.org/licenses/CDDL-1.0.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright (c) 1992, 2010, Oracle and/or its affiliates. All rights reserved.
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*/
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#if defined(_KERNEL) && defined(__linux__)
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#include <linux/linkage.h>
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#endif
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/*
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* Setjmp and longjmp implement non-local gotos using state vectors
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* type label_t.
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*/
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#ifdef __x86_64__
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#define _ASM
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#include <sys/asm_linkage.h>
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ENTRY_ALIGN(setjmp, 8)
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movq %rsp, 0(%rdi)
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movq %rbp, 8(%rdi)
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movq %rbx, 16(%rdi)
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movq %r12, 24(%rdi)
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movq %r13, 32(%rdi)
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movq %r14, 40(%rdi)
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movq %r15, 48(%rdi)
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movq 0(%rsp), %rdx /* return address */
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movq %rdx, 56(%rdi) /* rip */
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xorl %eax, %eax /* return 0 */
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RET
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SET_SIZE(setjmp)
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ENTRY_ALIGN(longjmp, 8)
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movq 0(%rdi), %rsp
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movq 8(%rdi), %rbp
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movq 16(%rdi), %rbx
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movq 24(%rdi), %r12
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movq 32(%rdi), %r13
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movq 40(%rdi), %r14
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movq 48(%rdi), %r15
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movq 56(%rdi), %rdx /* return address */
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movq %rdx, 0(%rsp)
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xorl %eax, %eax
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incl %eax /* return 1 */
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RET
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SET_SIZE(longjmp)
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#ifdef __ELF__
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.section .note.GNU-stack,"",%progbits
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#endif
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#endif /* __x86_64__ */
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