bsd-user/x86_64/target_arch_reg.h

   1 /*
   2  *  FreeBSD amd64 register structures
   3  *
   4  *  Copyright (c) 2015 Stacey Son
   5  *  All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #ifndef _TARGET_ARCH_REG_H_
  22 #define _TARGET_ARCH_REG_H_
  23
  24 /* See sys/amd64/include/reg.h */
  25 typedef struct target_reg {
  26     uint64_t        r_r15;
  27     uint64_t        r_r14;
  28     uint64_t        r_r13;
  29     uint64_t        r_r12;
  30     uint64_t        r_r11;
  31     uint64_t        r_r10;
  32     uint64_t        r_r9;
  33     uint64_t        r_r8;
  34     uint64_t        r_rdi;
  35     uint64_t        r_rsi;
  36     uint64_t        r_rbp;
  37     uint64_t        r_rbx;
  38     uint64_t        r_rdx;
  39     uint64_t        r_rcx;
  40     uint64_t        r_rax;
  41     uint32_t        r_trapno;
  42     uint16_t        r_fs;
  43     uint16_t        r_gs;
  44     uint32_t        r_err;
  45     uint16_t        r_es;
  46     uint16_t        r_ds;
  47     uint64_t        r_rip;
  48     uint64_t        r_cs;
  49     uint64_t        r_rflags;
  50     uint64_t        r_rsp;
  51     uint64_t        r_ss;
  52 } target_reg_t;
  53
  54 typedef struct target_fpreg {
  55     uint64_t        fpr_env[4];
  56     uint8_t         fpr_acc[8][16];
  57     uint8_t         fpr_xacc[16][16];
  58     uint64_t        fpr_spare[12];
  59 } target_fpreg_t;
  60
  61 static inline void target_copy_regs(target_reg_t *regs, const CPUX86State *env)
  62 {
  63
  64     regs->r_r15 = env->regs[15];
  65     regs->r_r14 = env->regs[14];
  66     regs->r_r13 = env->regs[13];
  67     regs->r_r12 = env->regs[12];
  68     regs->r_r11 = env->regs[11];
  69     regs->r_r10 = env->regs[10];
  70     regs->r_r9 = env->regs[9];
  71     regs->r_r8 = env->regs[8];
  72     regs->r_rdi = env->regs[R_EDI];
  73     regs->r_rsi = env->regs[R_ESI];
  74     regs->r_rbp = env->regs[R_EBP];
  75     regs->r_rbx = env->regs[R_EBX];
  76     regs->r_rdx = env->regs[R_EDX];
  77     regs->r_rcx = env->regs[R_ECX];
  78     regs->r_rax = env->regs[R_EAX];
  79     /* regs->r_trapno = env->regs[R_TRAPNO]; XXX */
  80     regs->r_fs = env->segs[R_FS].selector & 0xffff;
  81     regs->r_gs = env->segs[R_GS].selector & 0xffff;
  82     regs->r_err = env->error_code;  /* XXX ? */
  83     regs->r_es = env->segs[R_ES].selector & 0xffff;
  84     regs->r_ds = env->segs[R_DS].selector & 0xffff;
  85     regs->r_rip = env->eip;
  86     regs->r_cs = env->segs[R_CS].selector & 0xffff;
  87     regs->r_rflags = env->eflags;
  88     regs->r_rsp = env->regs[R_ESP];
  89     regs->r_ss = env->segs[R_SS].selector & 0xffff;
  90 }
  91
  92 #endif /* !_TARGET_ARCH_REG_H_ */