target/i386: emulate: fix scas

Signed-off-by: Mohamed Mediouni <mohamed@unpredictable.fr>
Link: https://lore.kernel.org/r/20260228214704.19048-9-mohamed@unpredictable.fr
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/target/i386/emulate/x86_emu.c b/target/i386/emulate/x86_emu.c
index 6c4ccc45383d25770a77de671e2c6699ec736592..55b1a68eb6c9d501429d5a8f86ae952ac13de0c6 100644 (file)
--- a/target/i386/emulate/x86_emu.c
+++ b/target/i386/emulate/x86_emu.c
@@ -745,6 +745,8 @@ static bool exec_scas(CPUX86State *env, struct x86_decode *decode)
 {
     decode->op[0].type = X86_VAR_REG;
     decode->op[0].reg = R_EAX;
+    decode->op[0].regptr = x86_reg(env, R_EAX);
+
     if (decode->rep) {
         string_rep(env, decode, exec_scas_single, decode->rep);
     } else {