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| /*
| * include/asm-arm/unified.h - Unified Assembler Syntax helper macros
| *
| * Copyright (C) 2008 ARM Limited
| *
| * SPDX-License-Identifier: GPL-2.0
| */
|
| #ifndef __ASM_UNIFIED_H
| #define __ASM_UNIFIED_H
|
| #if defined(__ASSEMBLY__) && defined(CONFIG_ARM_ASM_UNIFIED)
| .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 */
|
| #ifndef CONFIG_ARM_ASM_UNIFIED
|
| /*
| * If the unified assembly syntax isn't used (in ARM mode), these
| * macros expand to an empty string
| */
| #ifdef __ASSEMBLY__
| .macro it, cond
| .endm
| .macro itt, cond
| .endm
| .macro ite, cond
| .endm
| .macro ittt, cond
| .endm
| .macro itte, cond
| .endm
| .macro itet, cond
| .endm
| .macro itee, cond
| .endm
| .macro itttt, cond
| .endm
| .macro ittte, cond
| .endm
| .macro ittet, cond
| .endm
| .macro ittee, cond
| .endm
| .macro itett, cond
| .endm
| .macro itete, cond
| .endm
| .macro iteet, cond
| .endm
| .macro iteee, cond
| .endm
| #else /* !__ASSEMBLY__ */
| __asm__(
| " .macro it, cond\n"
| " .endm\n"
| " .macro itt, cond\n"
| " .endm\n"
| " .macro ite, cond\n"
| " .endm\n"
| " .macro ittt, cond\n"
| " .endm\n"
| " .macro itte, cond\n"
| " .endm\n"
| " .macro itet, cond\n"
| " .endm\n"
| " .macro itee, cond\n"
| " .endm\n"
| " .macro itttt, cond\n"
| " .endm\n"
| " .macro ittte, cond\n"
| " .endm\n"
| " .macro ittet, cond\n"
| " .endm\n"
| " .macro ittee, cond\n"
| " .endm\n"
| " .macro itett, cond\n"
| " .endm\n"
| " .macro itete, cond\n"
| " .endm\n"
| " .macro iteet, cond\n"
| " .endm\n"
| " .macro iteee, cond\n"
| " .endm\n");
| #endif /* __ASSEMBLY__ */
|
| #endif /* CONFIG_ARM_ASM_UNIFIED */
|
| #endif /* !__ASM_UNIFIED_H */
|
|
