Changeset 65763 in vbox

Timestamp:

Feb 13, 2017 12:51:30 PM (8 years ago)

Author:

vboxsync

Message:

CPUM: Added fXop to CPUMFEATURES.

Location:

trunk

Files:

• include/VBox/vmm/cpum.h (modified) (2 diffs)
• src/VBox/VMM/VMMR3/CPUMR3CpuId.cpp (modified) (1 diff)

trunk/include/VBox/vmm/cpum.h

@@ -1017 +1017 @@
     /** AMD64: Supports MOV CR8 in 32-bit code (lock prefix hack). */
     uint32_t        fMovCr8In32Bit : 1;
+    /** AMD64: Supports XOP (similar to VEX3/AVX). */
+    uint32_t        fXop : 1;
 
     /** Indicates that FPU instruction and data pointers may leak.
@@ -1024 +1026 @@
 
     /** Alignment padding / reserved for future use. */
-    uint32_t        fPadding : 28;
+    uint32_t        fPadding : 27;
     uint32_t        auPadding[3];
 } CPUMFEATURES;

trunk/src/VBox/VMM/VMMR3/CPUMR3CpuId.cpp

@@ -1678 +1678 @@
             pFeatures->fTsc            |= RT_BOOL(pExtLeaf->uEdx & X86_CPUID_AMD_FEATURE_EDX_TSC);
             pFeatures->fAmdMmxExts      = RT_BOOL(pExtLeaf->uEdx & X86_CPUID_AMD_FEATURE_EDX_AXMMX);
+            pFeatures->fXop             = RT_BOOL(pExtLeaf->uEdx & X86_CPUID_AMD_FEATURE_ECX_XOP);
         }