kernel_samsung_a34x-permissive/arch/arm/include/asm/unified.h
2024-04-28 15:51:13 +02:00

70 lines
1.6 KiB
C

/*
* include/asm-arm/unified.h - Unified Assembler Syntax helper macros
*
* Copyright (C) 2008 ARM Limited
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __ASM_UNIFIED_H
#define __ASM_UNIFIED_H
#if defined(__ASSEMBLY__)
.syntax unified
#else
__asm__(".syntax unified");
#endif
#ifdef CONFIG_CPU_V7M
#define AR_CLASS(x...)
#define M_CLASS(x...) x
#else
#define AR_CLASS(x...) x
#define M_CLASS(x...)
#endif
#ifdef CONFIG_THUMB2_KERNEL
#if __GNUC__ < 4
#error Thumb-2 kernel requires gcc >= 4
#endif
/* The CPSR bit describing the instruction set (Thumb) */
#define PSR_ISETSTATE PSR_T_BIT
#define ARM(x...)
#define THUMB(x...) x
#ifdef __ASSEMBLY__
#define W(instr) instr.w
#else
#define WASM(instr) #instr ".w"
#endif
#else /* !CONFIG_THUMB2_KERNEL */
/* The CPSR bit describing the instruction set (ARM) */
#define PSR_ISETSTATE 0
#define ARM(x...) x
#define THUMB(x...)
#ifdef __ASSEMBLY__
#define W(instr) instr
#else
#define WASM(instr) #instr
#endif
#endif /* CONFIG_THUMB2_KERNEL */
#endif /* !__ASM_UNIFIED_H */