i386/cpu: Define dependency for VMX_VM_ENTRY_LOAD_IA32_FRED

VMX_VM_ENTRY_LOAD_IA32_FRED depends on FRED. Define this dependency
relationship.

Tested-by: Xudong Hao <xudong.hao@intel.com>
Signed-off-by: Zhao Liu <zhao1.liu@intel.com>
Link: https://lore.kernel.org/r/20251215073743.4055227-10-zhao1.liu@intel.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

target/i386/cpu.c

@@ -2036,6 +2036,10 @@ static FeatureDep feature_dependencies[] = {
         .from = { FEAT_7_1_EDX,             CPUID_7_1_EDX_AVX10 },
         .to = { FEAT_24_1_ECX,              ~0ull },
     },
+    {
+        .from = { FEAT_7_1_EAX,             CPUID_7_1_EAX_FRED },
+        .to = { FEAT_VMX_ENTRY_CTLS,        VMX_VM_ENTRY_LOAD_IA32_FRED },
+    },
 };
 
 typedef struct X86RegisterInfo32 {

target/i386/cpu.h

@@ -1439,6 +1439,7 @@ uint64_t x86_cpu_get_supported_feature_word(X86CPU *cpu, FeatureWord w);
 #define VMX_VM_ENTRY_LOAD_IA32_RTIT_CTL             0x00040000
 #define VMX_VM_ENTRY_LOAD_CET                       0x00100000
 #define VMX_VM_ENTRY_LOAD_IA32_PKRS                 0x00400000
+#define VMX_VM_ENTRY_LOAD_IA32_FRED                 0x00800000
 
 /* Supported Hyper-V Enlightenments */
 #define HYPERV_FEAT_RELAXED             0