| 1 | /* |
| 2 | * FreeBSD arm64 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/arm64/include/reg.h */ |
| 12 | typedef struct target_reg { |
| 13 | uint64_t x[30]; |
| 14 | uint64_t lr; |
| 15 | uint64_t sp; |
| 16 | uint64_t elr; |
| 17 | uint64_t spsr; |
| 18 | } target_reg_t; |
| 19 | |
| 20 | typedef struct target_fpreg { |
| 21 | Int128 fp_q[32]; |
| 22 | uint32_t fp_sr; |
| 23 | uint32_t fp_cr; |
| 24 | } target_fpreg_t; |
| 25 | |
| 26 | #define tswapreg(ptr) tswapal(ptr) |
| 27 | |
| 28 | static inline void target_copy_regs(target_reg_t *regs, CPUARMState *env) |
| 29 | { |
| 30 | int i; |
| 31 | |
| 32 | for (i = 0; i < 30; i++) { |
| 33 | regs->x[i] = tswapreg(env->xregs[i]); |
| 34 | } |
| 35 | regs->lr = tswapreg(env->xregs[30]); |
| 36 | regs->sp = tswapreg(env->xregs[31]); |
| 37 | regs->elr = tswapreg(env->pc); |
| 38 | regs->spsr = tswapreg(pstate_read(env)); |
| 39 | } |
| 40 | |
| 41 | #undef tswapreg |
| 42 | |
| 43 | #endif /* TARGET_ARCH_REG_H */ |