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target/i386: Moved int_ctl into CPUX86State structure

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Moved int_ctl into the CPUX86State structure.  It removes some
unnecessary stores and loads, and prepares for tracking the vIRQ
state even when it is masked due to vGIF.

Signed-off-by: Lara Lazier <laramglazier@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Lara Lazier 2021-08-14 09:51:00 +02:00 • committed by Paolo Bonzini
parent 900eeca579
commit e3126a5c92
6 changed files with 41 additions and 38 deletions
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4
target/i386/tcg/sysemu/misc_helper.c
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@ -73,7 +73,7 @@ target_ulong helper_read_crN(CPUX86State *env, int reg)
if (!(env->hflags2 & HF2_VINTR_MASK)) {
val = cpu_get_apic_tpr(env_archcpu(env)->apic_state);
} else {
val = env->v_tpr;
val = env->int_ctl & V_TPR_MASK;
}
break;
}
@ -121,7 +121,7 @@ void helper_write_crN(CPUX86State *env, int reg, target_ulong t0)
cpu_set_apic_tpr(env_archcpu(env)->apic_state, t0);
qemu_mutex_unlock_iothread();
}
env->v_tpr = t0 & 0x0f;
env->int_ctl = (env->int_ctl & ~V_TPR_MASK) | (t0 & V_TPR_MASK);
break;
default:
env->cr[reg] = t0;