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i386/cpu: Mask with XCR0/XSS mask for FEAT_XSAVE_XCR0_HI and FEAT_XSAVE_XSS_HI leafs

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The value of FEAT_XSAVE_XCR0_HI leaf and FEAT_XSAVE_XSS_HI leaf also
need to be masked by XCR0 and XSS mask respectively, to make it
logically correct.

Fixes: 301e90675c ("target/i386: Enable support for XSAVES based features")
Signed-off-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Yang Weijiang <weijiang.yang@intel.com>
Message-ID: <20240115091325.1904229-3-xiaoyao.li@intel.com>
Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
(cherry picked from commit a11a365159)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Xiaoyao Li 2024-01-15 04:13:25 -05:00 • committed by Michael Tokarev
parent 0766f137f5
commit 72c4ef9da0
1 changed files with 2 additions and 2 deletions
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4
target/i386/cpu.c
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@ -6947,9 +6947,9 @@ static void x86_cpu_enable_xsave_components(X86CPU *cpu)
}
env->features[FEAT_XSAVE_XCR0_LO] = mask & CPUID_XSTATE_XCR0_MASK;
env->features[FEAT_XSAVE_XCR0_HI] = mask >> 32;
env->features[FEAT_XSAVE_XCR0_HI] = (mask & CPUID_XSTATE_XCR0_MASK) >> 32;
env->features[FEAT_XSAVE_XSS_LO] = mask & CPUID_XSTATE_XSS_MASK;
env->features[FEAT_XSAVE_XSS_HI] = mask >> 32;
env->features[FEAT_XSAVE_XSS_HI] = (mask & CPUID_XSTATE_XSS_MASK) >> 32;
}
/***** Steps involved on loading and filtering CPUID data