linux-user/m68k: Use force_sig_fault

Use the new function instead of setting up a target_siginfo_t
and calling queue_signal. Fill in the missing PC for SIGTRAP.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220107213243.212806-12-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>

linux-user/m68k/cpu_loop.c

@@ -29,7 +29,6 @@ void cpu_loop(CPUM68KState *env)
     CPUState *cs = env_cpu(env);
     int trapnr;
     unsigned int n;
-    target_siginfo_t info;
 
     for(;;) {
         cpu_exec_start(cs);
@@ -46,25 +45,13 @@ void cpu_loop(CPUM68KState *env)
         case EXCP_ILLEGAL:
         case EXCP_LINEA:
         case EXCP_LINEF:
-            info.si_signo = TARGET_SIGILL;
-            info.si_errno = 0;
-            info.si_code = TARGET_ILL_ILLOPN;
-            info._sifields._sigfault._addr = env->pc;
-            queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
+            force_sig_fault(TARGET_SIGILL, TARGET_ILL_ILLOPN, env->pc);
             break;
         case EXCP_CHK:
-            info.si_signo = TARGET_SIGFPE;
-            info.si_errno = 0;
-            info.si_code = TARGET_FPE_INTOVF;
-            info._sifields._sigfault._addr = env->pc;
-            queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
+            force_sig_fault(TARGET_SIGFPE, TARGET_FPE_INTOVF, env->pc);
             break;
         case EXCP_DIV0:
-            info.si_signo = TARGET_SIGFPE;
-            info.si_errno = 0;
-            info.si_code = TARGET_FPE_INTDIV;
-            info._sifields._sigfault._addr = env->pc;
-            queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
+            force_sig_fault(TARGET_SIGFPE, TARGET_FPE_INTDIV, env->pc);
             break;
         case EXCP_TRAP0:
             {
@@ -91,10 +78,7 @@ void cpu_loop(CPUM68KState *env)
             /* just indicate that signals should be handled asap */
             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->pc);
             break;
         case EXCP_ATOMIC:
             cpu_exec_step_atomic(cs);