e4442059dd
target_reg_t is the normal register. target_fpreg_t is the floating point registers. target_copy_regs copies the registers out of CPU context for things like core dumps. Signed-off-by: Stacey Son <sson@FreeBSD.org> Signed-off-by: Warner Losh <imp@bsdimp.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
93 lines
2.9 KiB
C
93 lines
2.9 KiB
C
/*
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* FreeBSD amd64 register structures
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*
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* Copyright (c) 2015 Stacey Son
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _TARGET_ARCH_REG_H_
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#define _TARGET_ARCH_REG_H_
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/* See sys/amd64/include/reg.h */
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typedef struct target_reg {
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uint64_t r_r15;
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uint64_t r_r14;
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uint64_t r_r13;
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uint64_t r_r12;
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uint64_t r_r11;
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uint64_t r_r10;
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uint64_t r_r9;
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uint64_t r_r8;
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uint64_t r_rdi;
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uint64_t r_rsi;
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uint64_t r_rbp;
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uint64_t r_rbx;
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uint64_t r_rdx;
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uint64_t r_rcx;
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uint64_t r_rax;
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uint32_t r_trapno;
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uint16_t r_fs;
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uint16_t r_gs;
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uint32_t r_err;
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uint16_t r_es;
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uint16_t r_ds;
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uint64_t r_rip;
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uint64_t r_cs;
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uint64_t r_rflags;
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uint64_t r_rsp;
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uint64_t r_ss;
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} target_reg_t;
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typedef struct target_fpreg {
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uint64_t fpr_env[4];
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uint8_t fpr_acc[8][16];
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uint8_t fpr_xacc[16][16];
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uint64_t fpr_spare[12];
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} target_fpreg_t;
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static inline void target_copy_regs(target_reg_t *regs, const CPUX86State *env)
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{
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regs->r_r15 = env->regs[15];
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regs->r_r14 = env->regs[14];
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regs->r_r13 = env->regs[13];
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regs->r_r12 = env->regs[12];
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regs->r_r11 = env->regs[11];
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regs->r_r10 = env->regs[10];
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regs->r_r9 = env->regs[9];
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regs->r_r8 = env->regs[8];
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regs->r_rdi = env->regs[R_EDI];
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regs->r_rsi = env->regs[R_ESI];
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regs->r_rbp = env->regs[R_EBP];
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regs->r_rbx = env->regs[R_EBX];
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regs->r_rdx = env->regs[R_EDX];
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regs->r_rcx = env->regs[R_ECX];
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regs->r_rax = env->regs[R_EAX];
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/* regs->r_trapno = env->regs[R_TRAPNO]; XXX */
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regs->r_fs = env->segs[R_FS].selector & 0xffff;
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regs->r_gs = env->segs[R_GS].selector & 0xffff;
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regs->r_err = env->error_code; /* XXX ? */
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regs->r_es = env->segs[R_ES].selector & 0xffff;
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regs->r_ds = env->segs[R_DS].selector & 0xffff;
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regs->r_rip = env->eip;
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regs->r_cs = env->segs[R_CS].selector & 0xffff;
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regs->r_rflags = env->eflags;
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regs->r_rsp = env->regs[R_ESP];
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regs->r_ss = env->segs[R_SS].selector & 0xffff;
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}
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#endif /* !_TARGET_ARCH_REG_H_ */
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