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more correction for CPUID leaf 0xD

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This commit is contained in:
Stanislav Shwartsman 2023-12-18 15:58:18 +02:00
parent f221984d89
commit 54e88eee92
1 changed files with 3 additions and 2 deletions
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5
bochs/cpu/cpuid.cc
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@ -231,10 +231,11 @@ void bx_cpuid_t::get_std_cpuid_xsave_leaf(Bit32u subfunction, cpuid_function_t *
}
if (subfunction < xcr0_t::BX_XCR0_LAST) {
if (cpu->xcr0_suppmask & (1 << subfunction)) {
Bit32u support_mask = cpu->xcr0_suppmask | cpu->ia32_xss_suppmask;
if (support_mask & (1 << subfunction)) {
leaf->eax = xsave_restore[subfunction].len;
leaf->ebx = xsave_restore[subfunction].offset;
leaf->ecx = (cpu->ia32_xss_suppmask & subfunction) != 0; // managed through IA32_XSS register
leaf->ecx = (cpu->ia32_xss_suppmask & (1 << subfunction)) != 0; // managed through IA32_XSS register
leaf->edx = 0;
}
}