linux-user/nios2: Use force_sig_fault for EXCP_DEBUG

Use the simpler signal interface, which forces us to supply
the missing PC value to si_addr.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20220421151735.31996-13-richard.henderson@linaro.org>

diff --git a/linux-user/nios2/cpu_loop.c b/linux-user/nios2/cpu_loop.c
index f37850f..e725036 100644 (file)
--- a/linux-user/nios2/cpu_loop.c
+++ b/linux-user/nios2/cpu_loop.c
@@ -26,7 +26,6 @@
 void cpu_loop(CPUNios2State *env)
 {
     CPUState *cs = env_cpu(env);
-    target_siginfo_t info;
     int trapnr, ret;
 
     for (;;) {
@@ -121,10 +120,7 @@ void cpu_loop(CPUNios2State *env)
             break;
 
         case EXCP_DEBUG:
-            info.si_signo = TARGET_SIGTRAP;
-            info.si_errno = 0;
-            info.si_code = TARGET_TRAP_BRKPT;
-            queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
+            force_sig_fault(TARGET_SIGTRAP, TARGET_TRAP_BRKPT, env->regs[R_PC]);
             break;
         default:
             EXCP_DUMP(env, "\nqemu: unhandled CPU exception %#x - aborting\n",