arch/arc/include/asm/linkage.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
 */

#ifndef __ASM_LINKAGE_H
#define __ASM_LINKAGE_H

#include <asm/dwarf.h>

#ifdef __ASSEMBLY__

.macro ST2 e, o, off
#ifdef CONFIG_ARC_HAS_LL64
	std	\e, [sp, \off]
#else
	st	\e, [sp, \off]
	st	\o, [sp, \off+4]
#endif
.endm

.macro LD2 e, o, off
#ifdef CONFIG_ARC_HAS_LL64
	ldd	\e, [sp, \off]
#else
	ld	\e, [sp, \off]
	ld	\o, [sp, \off+4]
#endif
.endm

#define ASM_NL		 `	/* use '`' to mark new line in macro */
#define __ALIGN		.align 4
#define __ALIGN_STR	__stringify(__ALIGN)

/* annotation for data we want in DCCM - if enabled in .config */
.macro ARCFP_DATA nm
#ifdef CONFIG_ARC_HAS_DCCM
	.section .data.arcfp
#else
	.section .data
#endif
	.global \nm
.endm

/* annotation for data we want in DCCM - if enabled in .config */
.macro ARCFP_CODE
#ifdef CONFIG_ARC_HAS_ICCM
	.section .text.arcfp, "ax",@progbits
#else
	.section .text, "ax",@progbits
#endif
.endm

#define ENTRY_CFI(name)		\
	.globl name ASM_NL	\
	ALIGN ASM_NL 		\
	name: ASM_NL		\
	CFI_STARTPROC ASM_NL

#define END_CFI(name) 		\
	CFI_ENDPROC ASM_NL	\
	.size name, .-name

#else	/* !__ASSEMBLY__ */

#ifdef CONFIG_ARC_HAS_ICCM
#define __arcfp_code __section(.text.arcfp)
#else
#define __arcfp_code __section(.text)
#endif

#ifdef CONFIG_ARC_HAS_DCCM
#define __arcfp_data __section(.data.arcfp)
#else
#define __arcfp_data __section(.data)
#endif

#endif /* __ASSEMBLY__ */

#endif