| 1 | /* |
| 2 | * FreeBSD arm register structures |
| 3 | * |
| 4 | * Copyright (c) 2015 Stacey D. Son |
| 5 | * |
| 6 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 7 | */ |
| 8 | #ifndef TARGET_ARCH_REG_H |
| 9 | #define TARGET_ARCH_REG_H |
| 10 | |
| 11 | /* See sys/arm/include/reg.h */ |
| 12 | typedef struct target_reg { |
| 13 | uint32_t r[13]; |
| 14 | uint32_t r_sp; |
| 15 | uint32_t r_lr; |
| 16 | uint32_t r_pc; |
| 17 | uint32_t r_cpsr; |
| 18 | } target_reg_t; |
| 19 | |
| 20 | typedef struct target_fp_reg { |
| 21 | uint32_t fp_exponent; |
| 22 | uint32_t fp_mantissa_hi; |
| 23 | u_int32_t fp_mantissa_lo; |
| 24 | } target_fp_reg_t; |
| 25 | |
| 26 | typedef struct target_fpreg { |
| 27 | uint32_t fpr_fpsr; |
| 28 | target_fp_reg_t fpr[8]; |
| 29 | } target_fpreg_t; |
| 30 | |
| 31 | #define tswapreg(ptr) tswapal(ptr) |
| 32 | |
| 33 | static inline void target_copy_regs(target_reg_t *regs, const CPUARMState *env) |
| 34 | { |
| 35 | int i; |
| 36 | |
| 37 | for (i = 0; i < 13; i++) { |
| 38 | regs->r[i] = tswapreg(env->regs[i + 1]); |
| 39 | } |
| 40 | regs->r_sp = tswapreg(env->regs[13]); |
| 41 | regs->r_lr = tswapreg(env->regs[14]); |
| 42 | regs->r_pc = tswapreg(env->regs[15]); |
| 43 | regs->r_cpsr = tswapreg(cpsr_read((CPUARMState *)env)); |
| 44 | } |
| 45 | |
| 46 | #undef tswapreg |
| 47 | |
| 48 | #endif /* TARGET_ARCH_REG_H */ |