fadf982584
Introduce ENV_OFFSET macros which can be used in non-target-specific code that needs to generate TCG instructions which reference CPUState fields given the cpu_env register that TCG targets set up with a pointer to the CPUArchState struct. Signed-off-by: Andreas Färber <afaerber@suse.de> Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
80 lines
1.9 KiB
C
80 lines
1.9 KiB
C
/*
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* QEMU x86 CPU
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*
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* Copyright (c) 2012 SUSE LINUX Products GmbH
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see
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* <http://www.gnu.org/licenses/lgpl-2.1.html>
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*/
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#ifndef QEMU_I386_CPU_QOM_H
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#define QEMU_I386_CPU_QOM_H
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#include "qom/cpu.h"
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#include "cpu.h"
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#include "qapi/error.h"
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#ifdef TARGET_X86_64
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#define TYPE_X86_CPU "x86_64-cpu"
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#else
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#define TYPE_X86_CPU "i386-cpu"
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#endif
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#define X86_CPU_CLASS(klass) \
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OBJECT_CLASS_CHECK(X86CPUClass, (klass), TYPE_X86_CPU)
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#define X86_CPU(obj) \
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OBJECT_CHECK(X86CPU, (obj), TYPE_X86_CPU)
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#define X86_CPU_GET_CLASS(obj) \
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OBJECT_GET_CLASS(X86CPUClass, (obj), TYPE_X86_CPU)
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/**
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* X86CPUClass:
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* @parent_realize: The parent class' realize handler.
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* @parent_reset: The parent class' reset handler.
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*
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* An x86 CPU model or family.
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*/
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typedef struct X86CPUClass {
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/*< private >*/
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CPUClass parent_class;
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/*< public >*/
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DeviceRealize parent_realize;
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void (*parent_reset)(CPUState *cpu);
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} X86CPUClass;
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/**
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* X86CPU:
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* @env: #CPUX86State
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*
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* An x86 CPU.
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*/
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typedef struct X86CPU {
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/*< private >*/
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CPUState parent_obj;
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/*< public >*/
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CPUX86State env;
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} X86CPU;
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static inline X86CPU *x86_env_get_cpu(CPUX86State *env)
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{
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return X86_CPU(container_of(env, X86CPU, env));
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}
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#define ENV_GET_CPU(e) CPU(x86_env_get_cpu(e))
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#define ENV_OFFSET offsetof(X86CPU, env)
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#endif
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