diff mbox series

target/i386/tcg: Fix RDPID feature check

Message ID 20240603080723.1256662-1-zhao1.liu@intel.com
State New
Headers show
Series target/i386/tcg: Fix RDPID feature check | expand

Commit Message

Zhao Liu June 3, 2024, 8:07 a.m. UTC 
DisasContext.cpuid_ext_features indicates CPUID.01H.ECX.

Use DisasContext.cpuid_7_0_ecx_features field to check RDPID feature bit
(CPUID_7_0_ECX_RDPID).

Fixes: 6750485bf42a ("target/i386: implement RDPID in TCG")
Inspired-by: Xinyu Li <lixinyu20s@ict.ac.cn>
Signed-off-by: Zhao Liu <zhao1.liu@intel.com>
---
 target/i386/tcg/translate.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Paolo Bonzini June 3, 2024, 8:15 a.m. UTC | #1 
Queued, thanks.

Paolo
diff mbox series

Patch

diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c
index 6dedfe94c04c..0486ab691120 100644
--- a/target/i386/tcg/translate.c
+++ b/target/i386/tcg/translate.c
@@ -3199,7 +3199,7 @@  static void disas_insn_old(DisasContext *s, CPUState *cpu, int b)
                 goto illegal_op;
             }
             if (s->prefix & PREFIX_REPZ) {
-                if (!(s->cpuid_ext_features & CPUID_7_0_ECX_RDPID)) {
+                if (!(s->cpuid_7_0_ecx_features & CPUID_7_0_ECX_RDPID)) {
                     goto illegal_op;
                 }
                 gen_helper_rdpid(s->T0, tcg_env);