commit 97ff1478d2783b8c0e71540085aec66a70f2d52b
author Richard Henderson <richard.henderson@linaro.org> Wed Feb 15 19:45:11 2023 -1000
committer Laurent Vivier <laurent@vivier.eu> Fri Mar 10 20:45:47 2023 +0100
tree 885efe8fcdd16bc2eeaacabee17fc1e90243fdde
parent 6abc58eb9772aad23d12c4c43dda7713576b58ac

linux-user/sparc: Handle priviledged opcode trap

For the most part priviledged opcodes are ifdefed out of the
user-only sparc translator, which will then incorrectly produce
illegal opcode traps.  But there are some code paths that
properly raise TT_PRIV_INSN, so we must handle it.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230216054516.1267305-11-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>

linux-user/sparc/cpu_loop.c

diff --git a/linux-user/sparc/cpu_loop.c b/linux-user/sparc/cpu_loop.c
index a3edb35..61b6e81 100644
--- a/linux-user/sparc/cpu_loop.c
+++ b/linux-user/sparc/cpu_loop.c
@@ -303,6 +303,9 @@
         case TT_ILL_INSN:
             force_sig_fault(TARGET_SIGILL, TARGET_ILL_ILLOPC, env->pc);
             break;
+        case TT_PRIV_INSN:
+            force_sig_fault(TARGET_SIGILL, TARGET_ILL_PRVOPC, env->pc);
+            break;
         case EXCP_ATOMIC:
             cpu_exec_step_atomic(cs);
             break;