2 * include/asm-arm/unified.h - Unified Assembler Syntax helper macros
4 * Copyright (C) 2008 ARM Limited
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 #ifndef __ASM_UNIFIED_H
21 #define __ASM_UNIFIED_H
23 #if defined(__ASSEMBLY__) && defined(CONFIG_ARM_ASM_UNIFIED)
27 #ifdef CONFIG_THUMB2_KERNEL
30 #error Thumb-2 kernel requires gcc >= 4
33 /* The CPSR bit describing the instruction set (Thumb) */
34 #define PSR_ISETSTATE PSR_T_BIT
39 #define W(instr) instr.w
41 #define BSYM(sym) sym + 1
43 #else /* !CONFIG_THUMB2_KERNEL */
45 /* The CPSR bit describing the instruction set (ARM) */
46 #define PSR_ISETSTATE 0
51 #define W(instr) instr
55 #endif /* CONFIG_THUMB2_KERNEL */
57 #ifndef CONFIG_ARM_ASM_UNIFIED
60 * If the unified assembly syntax isn't used (in ARM mode), these
61 * macros expand to an empty string
94 #else /* !__ASSEMBLY__ */
100 " .macro ite, cond\n"
102 " .macro ittt, cond\n"
104 " .macro itte, cond\n"
106 " .macro itet, cond\n"
108 " .macro itee, cond\n"
110 " .macro itttt, cond\n"
112 " .macro ittte, cond\n"
114 " .macro ittet, cond\n"
116 " .macro ittee, cond\n"
118 " .macro itett, cond\n"
120 " .macro itete, cond\n"
122 " .macro iteet, cond\n"
124 " .macro iteee, cond\n"
126 #endif /* __ASSEMBLY__ */
128 #endif /* CONFIG_ARM_ASM_UNIFIED */
130 #endif /* !__ASM_UNIFIED_H */