Host SapphireRapids CPU has 0x1f leaf by default, so that enable it for
Guest CPU by default as well.

Suggested-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Zhao Liu <zhao1.liu@intel.com>
---
 target/i386/cpu.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 38b330aaed4f..5573a9fd6c61 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -4548,8 +4548,11 @@ static const X86CPUDefinition builtin_x86_defs[] = {
             },
             {
                 .version = 4,
-                .note = "with spr-sp cache model",
+                .note = "with spr-sp cache model and 0x1f leaf",
                 .cache_info = &xeon_spr_cache_info,
+                .props = (PropValue[]) {
+                    { "cpuid-0x1f", "on" },
+                }
             },
             { /* end of list */ }
         }
-- 
2.34.1