https://github.com/torvalds/linux
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Tip revision: 101142c37be8e5af9b847860219217e6b958c739 authored by Linus Torvalds on 15 February 2008, 20:57:20 UTC
Linux 2.6.25-rc2
Tip revision: 101142c
linkage.h
#ifndef __ASM_LINKAGE_H
#define __ASM_LINKAGE_H

#ifdef CONFIG_X86_64
#define __ALIGN .p2align 4,,15
#define __ALIGN_STR ".p2align 4,,15"
#endif

#ifdef CONFIG_X86_32
#define asmlinkage CPP_ASMLINKAGE __attribute__((regparm(0)))
#define prevent_tail_call(ret) __asm__ ("" : "=r" (ret) : "0" (ret))
/*
 * For 32-bit UML - mark functions implemented in assembly that use
 * regparm input parameters:
 */
#define asmregparm __attribute__((regparm(3)))
#endif

#ifdef CONFIG_X86_ALIGNMENT_16
#define __ALIGN .align 16,0x90
#define __ALIGN_STR ".align 16,0x90"
#endif

#endif

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