diff options
| author | Paolo Bonzini <pbonzini@redhat.com> | 2016-02-17 10:54:53 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2016-02-25 16:11:29 +0100 |
| commit | cfc3b074de4b4ccee2540edbf8cfdb026dc19943 (patch) | |
| tree | 90583dfea43e624612f2c6ad9fecabf3213e2dfb /target-i386/cpu.h | |
| parent | 21a933ea33c820515f331c162c9f7053ca6f4129 (diff) | |
target-i386: fix confusion in xcr0 bit position vs. mask
The xsave and xrstor helpers are accessing the x86_ext_save_areas array
using a bit mask instead of a bit position. Provide two sets of XSTATE_*
definitions and use XSTATE_*_BIT when a bit position is requested.
Reviewed-by: Richard Henderson <rth@twiddle.net>
Acked-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'target-i386/cpu.h')
| -rw-r--r-- | target-i386/cpu.h | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/target-i386/cpu.h b/target-i386/cpu.h index 94cb4db27d..03c00d55a3 100644 --- a/target-i386/cpu.h +++ b/target-i386/cpu.h @@ -405,16 +405,25 @@ #define MSR_IA32_BNDCFGS 0x00000d90 #define MSR_IA32_XSS 0x00000da0 -#define XSTATE_FP (1ULL << 0) -#define XSTATE_SSE (1ULL << 1) -#define XSTATE_YMM (1ULL << 2) -#define XSTATE_BNDREGS (1ULL << 3) -#define XSTATE_BNDCSR (1ULL << 4) -#define XSTATE_OPMASK (1ULL << 5) -#define XSTATE_ZMM_Hi256 (1ULL << 6) -#define XSTATE_Hi16_ZMM (1ULL << 7) -#define XSTATE_PKRU (1ULL << 9) - +#define XSTATE_FP_BIT 0 +#define XSTATE_SSE_BIT 1 +#define XSTATE_YMM_BIT 2 +#define XSTATE_BNDREGS_BIT 3 +#define XSTATE_BNDCSR_BIT 4 +#define XSTATE_OPMASK_BIT 5 +#define XSTATE_ZMM_Hi256_BIT 6 +#define XSTATE_Hi16_ZMM_BIT 7 +#define XSTATE_PKRU_BIT 9 + +#define XSTATE_FP_MASK (1ULL << XSTATE_FP_BIT) +#define XSTATE_SSE_MASK (1ULL << XSTATE_SSE_BIT) +#define XSTATE_YMM_MASK (1ULL << XSTATE_YMM_BIT) +#define XSTATE_BNDREGS_MASK (1ULL << XSTATE_BNDREGS_BIT) +#define XSTATE_BNDCSR_MASK (1ULL << XSTATE_BNDCSR_BIT) +#define XSTATE_OPMASK_MASK (1ULL << XSTATE_OPMASK_BIT) +#define XSTATE_ZMM_Hi256_MASK (1ULL << XSTATE_ZMM_Hi256_BIT) +#define XSTATE_Hi16_ZMM_MASK (1ULL << XSTATE_Hi16_ZMM_BIT) +#define XSTATE_PKRU_MASK (1ULL << XSTATE_PKRU_BIT) /* CPUID feature words */ typedef enum FeatureWord { |