@samitouri / QOSamiQemu / commits / 9d46d35abd

target/i386: emulate: include name of unhandled instruction

Instead of just the command number, include the instruction name to make debugging easier. Signed-off-by: Mohamed Mediouni <mohamed@unpredictable.fr> Link: https://lore.kernel.org/r/20260407141809.16862-2-mohamed@unpredictable.fr Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

Mohamed Mediouni committed Apr 7, 2026 at 16:17 UTC 9d46d35abd79b7efd135ff384a4a0d86abf423f1
1 file changed +2 -2
target/i386/emulate/x86_emu.c
+2 -2
@@ -1399,8 +1399,8 @@ static void init_cmd_handler(void)
1399 bool exec_instruction(CPUX86State *env, struct x86_decode *ins)
1400 {
1401 if (!_cmd_handler[ins->cmd].handler) {
1402 - printf("Unimplemented handler (" TARGET_FMT_lx ") for %d (%x %x)\n",
1403 - env->eip,
1402 + printf("Unimplemented handler (" TARGET_FMT_lx ") for %s - %d (%x %x)\n",
1403 + env->eip, decode_cmd_to_string(ins->cmd),
1404 ins->cmd, ins->opcode[0],
1405 ins->opcode_len > 1 ? ins->opcode[1] : 0);
1406 env->eip += ins->len;