From: Brian Cain <bcain@quicinc.com>

Also: handle rte instructions at the end of the packet.

Signed-off-by: Brian Cain <brian.cain@oss.qualcomm.com>
---
 target/hexagon/decode.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/target/hexagon/decode.c b/target/hexagon/decode.c
index 23deba2426..5d0beeeaf2 100644
--- a/target/hexagon/decode.c
+++ b/target/hexagon/decode.c
@@ -193,6 +193,8 @@ static bool decode_opcode_can_jump(int opcode)
     if ((GET_ATTRIB(opcode, A_JUMP)) ||
         (GET_ATTRIB(opcode, A_CALL)) ||
         (opcode == J2_trap0) ||
+        (opcode == J2_trap1) ||
+        (opcode == J2_rte) ||
         (opcode == J2_pause)) {
         /* Exception to A_JUMP attribute */
         if (opcode == J4_hintjumpr) {
@@ -371,6 +373,18 @@ static void decode_shuffle_for_execution(Packet *packet)
             break;
         }
     }
+    /*
+     * And at the very very very end, move any RTE's, since they update
+     * user/supervisor mode.
+     */
+#if !defined(CONFIG_USER_ONLY)
+    for (i = 0; i < last_insn; i++) {
+        if (packet->insn[i].opcode == J2_rte) {
+            decode_send_insn_to(packet, i, last_insn);
+            break;
+        }
+    }
+#endif
 }
 
 static void
-- 
2.34.1

> -----Original Message-----
> From: Brian Cain <brian.cain@oss.qualcomm.com>
> Sent: Friday, February 28, 2025 11:29 PM
> To: qemu-devel@nongnu.org
> Cc: brian.cain@oss.qualcomm.com; richard.henderson@linaro.org;
> philmd@linaro.org; quic_mathbern@quicinc.com; ale@rev.ng; anjo@rev.ng;
> quic_mliebel@quicinc.com; ltaylorsimpson@gmail.com;
> alex.bennee@linaro.org; quic_mburton@quicinc.com;
> sidneym@quicinc.com; Brian Cain <bcain@quicinc.com>
> Subject: [PATCH 26/39] target/hexagon: Decode trap1, rte as COF
> 
> From: Brian Cain <bcain@quicinc.com>
> 
> Also: handle rte instructions at the end of the packet.
> 
> Signed-off-by: Brian Cain <brian.cain@oss.qualcomm.com>

Reviewed-by: Taylor Simpson <ltaylorsimpson@gmail.com>