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target/i386: update MPX flags when CPL changes

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Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2018-08-21 09:46:30 +02:00
parent 45726b6e2c
commit 5e76d84e69
1 changed files with 4 additions and 3 deletions
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7
target/i386/cpu.h
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@ -1515,6 +1515,8 @@ int cpu_x86_support_mca_broadcast(CPUX86State *env);
int cpu_get_pic_interrupt(CPUX86State *s);
/* MSDOS compatibility mode FPU exception support */
void cpu_set_ferr(CPUX86State *s);
/* mpx_helper.c */
void cpu_sync_bndcs_hflags(CPUX86State *env);
/* this function must always be used to load data in the segment
cache: it synchronizes the hflags with the segment cache values */
@ -1557,6 +1559,8 @@ static inline void cpu_x86_load_seg_cache(CPUX86State *env,
#error HF_CPL_MASK is hardcoded
#endif
env->hflags = (env->hflags & ~HF_CPL_MASK) | cpl;
/* Possibly switch between BNDCFGS and BNDCFGU */
cpu_sync_bndcs_hflags(env);
}
new_hflags = (env->segs[R_SS].flags & DESC_B_MASK)
>> (DESC_B_SHIFT - HF_SS32_SHIFT);
@ -1889,9 +1893,6 @@ void apic_handle_tpr_access_report(DeviceState *d, target_ulong ip,
*/
void x86_cpu_change_kvm_default(const char *prop, const char *value);
/* mpx_helper.c */
void cpu_sync_bndcs_hflags(CPUX86State *env);
/* Return name of 32-bit register, from a R_* constant */
const char *get_register_name_32(unsigned int reg);