diff options
| author | Paolo Bonzini <pbonzini@redhat.com> | 2022-10-10 15:28:54 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-10-11 10:27:35 +0200 |
| commit | 5d2456789ac50b11c2bd560ddf3470fe820bb0ff (patch) | |
| tree | 900aa0bf02db74a0a9a0c1f38f7884ccae841009 /target/i386/cpu.h | |
| parent | 2796f290b5469a7f6749ea119a48bc17f489effd (diff) | |
linux-user: i386/signal: support XSAVE/XRSTOR for signal frame fpstate
Add support for saving/restoring extended save states when signals
are delivered. This allows using AVX, MPX or PKRU registers in
signal handlers.
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'target/i386/cpu.h')
| -rw-r--r-- | target/i386/cpu.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/target/i386/cpu.h b/target/i386/cpu.h index d4124973ce..9327353fff 100644 --- a/target/i386/cpu.h +++ b/target/i386/cpu.h @@ -2071,6 +2071,8 @@ void cpu_x86_fsave(CPUX86State *s, target_ulong ptr, int data32); void cpu_x86_frstor(CPUX86State *s, target_ulong ptr, int data32); void cpu_x86_fxsave(CPUX86State *s, target_ulong ptr); void cpu_x86_fxrstor(CPUX86State *s, target_ulong ptr); +void cpu_x86_xsave(CPUX86State *s, target_ulong ptr); +void cpu_x86_xrstor(CPUX86State *s, target_ulong ptr); /* cpu.c */ void x86_cpu_vendor_words2str(char *dst, uint32_t vendor1, @@ -2327,6 +2329,7 @@ bool cpu_is_bsp(X86CPU *cpu); void x86_cpu_xrstor_all_areas(X86CPU *cpu, const void *buf, uint32_t buflen); void x86_cpu_xsave_all_areas(X86CPU *cpu, void *buf, uint32_t buflen); +uint32_t xsave_area_size(uint64_t mask, bool compacted); void x86_update_hflags(CPUX86State* env); static inline bool hyperv_feat_enabled(X86CPU *cpu, int feat) |