CPUID: Expose support for VPCLMULQDQ

Wasn't exposed before since we couldn't unit test the SVE256 implementation.
FEX-Emu · Jun 21, 2024 · 93813a3 · 93813a3
1 parent 5ba9b92
commit 93813a3
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/FEXCore/Source/Interface/Core/CPUID.cpp b/FEXCore/Source/Interface/Core/CPUID.cpp
@@ -601,6 +601,7 @@ FEXCore::CPUID::FunctionResults CPUIDEmu::Function_07h(uint32_t Leaf) const {
     // This is due to LRCPC performance on Cortex being abysmal.
     // Only enable EnhancedREPMOVS if SoftwareTSO isn't required OR if MemcpySetTSO is not enabled.
     const uint32_t SupportsEnhancedREPMOVS = CTX->SoftwareTSORequired() == false || MemcpySetTSOEnabled() == false;
+    const uint32_t SupportsVPCLMULQDQ = CTX->HostFeatures.SupportsPMULL_128Bit && SupportsAVX();
 
     // Number of subfunctions
     Res.eax = 0x0;
@@ -647,7 +648,7 @@ FEXCore::CPUID::FunctionResults CPUIDEmu::Function_07h(uint32_t Leaf) const {
               (0 << 7) |                                // CET shadow stack
               (0 << 8) |                                // GFNI
               (CTX->HostFeatures.SupportsAES256 << 9) | // VAES
-              (0 << 10) |                               // VPCLMULQDQ
+              (SupportsVPCLMULQDQ << 10) |              // VPCLMULQDQ
               (0 << 11) |                               // AVX512_VNNI
               (0 << 12) |                               // AVX512_BITALG
               (0 << 13) |                               // Intel Total Memory Encryption