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/*
* FreeBSD i386 register structures
*
* Copyright (c) 2015 Stacey Son
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef TARGET_ARCH_REG_H
#define TARGET_ARCH_REG_H
/* See sys/i386/include/reg.h */
typedef struct target_reg {
uint32_t r_fs;
uint32_t r_es;
uint32_t r_ds;
uint32_t r_edi;
uint32_t r_esi;
uint32_t r_ebp;
uint32_t r_isp;
uint32_t r_ebx;
uint32_t r_edx;
uint32_t r_ecx;
uint32_t r_eax;
uint32_t r_trapno;
uint32_t r_err;
uint32_t r_eip;
uint32_t r_cs;
uint32_t r_eflags;
uint32_t r_esp;
uint32_t r_ss;
uint32_t r_gs;
} target_reg_t;
typedef struct target_fpreg {
uint32_t fpr_env[7];
uint8_t fpr_acc[8][10];
uint32_t fpr_ex_sw;
uint8_t fpr_pad[64];
} target_fpreg_t;
static inline void target_copy_regs(target_reg_t *regs, const CPUX86State *env)
{
regs->r_fs = env->segs[R_FS].selector & 0xffff;
regs->r_es = env->segs[R_ES].selector & 0xffff;
regs->r_ds = env->segs[R_DS].selector & 0xffff;
regs->r_edi = env->regs[R_EDI];
regs->r_esi = env->regs[R_ESI];
regs->r_ebp = env->regs[R_EBP];
/* regs->r_isp = env->regs[R_ISP]; XXX */
regs->r_ebx = env->regs[R_EBX];
regs->r_edx = env->regs[R_EDX];
regs->r_ecx = env->regs[R_ECX];
regs->r_eax = env->regs[R_EAX];
/* regs->r_trapno = env->regs[R_TRAPNO]; XXX */
regs->r_err = env->error_code; /* XXX ? */
regs->r_eip = env->eip;
regs->r_cs = env->segs[R_CS].selector & 0xffff;
regs->r_eflags = env->eflags;
regs->r_esp = env->regs[R_ESP];
regs->r_ss = env->segs[R_SS].selector & 0xffff;
regs->r_gs = env->segs[R_GS].selector & 0xffff;
}
#endif /* TARGET_ARCH_REG_H */
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