Commit 9d46d35abd for qemu.org
commit 9d46d35abd79b7efd135ff384a4a0d86abf423f1
Author: Mohamed Mediouni <mohamed@unpredictable.fr>
Date: Tue Apr 7 16:17:57 2026 +0200
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>
diff --git a/target/i386/emulate/x86_emu.c b/target/i386/emulate/x86_emu.c
index 55b1a68eb6..c2da1a133f 100644
--- a/target/i386/emulate/x86_emu.c
+++ b/target/i386/emulate/x86_emu.c
@@ -1399,8 +1399,8 @@ static void init_cmd_handler(void)
bool exec_instruction(CPUX86State *env, struct x86_decode *ins)
{
if (!_cmd_handler[ins->cmd].handler) {
- printf("Unimplemented handler (" TARGET_FMT_lx ") for %d (%x %x)\n",
- env->eip,
+ printf("Unimplemented handler (" TARGET_FMT_lx ") for %s - %d (%x %x)\n",
+ env->eip, decode_cmd_to_string(ins->cmd),
ins->cmd, ins->opcode[0],
ins->opcode_len > 1 ? ins->opcode[1] : 0);
env->eip += ins->len;