diff mbox series

[v5,24/24] linux-user/xtensa: Use force_sig_fault

Message ID 20220107213243.212806-25-richard.henderson@linaro.org
State Superseded
Headers show
Series linux-user: Clean up siginfo_t handling | expand

Commit Message

Richard Henderson Jan. 7, 2022, 9:32 p.m. UTC 
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>
---
 linux-user/xtensa/cpu_loop.c | 26 +++++++++-----------------
 1 file changed, 9 insertions(+), 17 deletions(-)
diff mbox series

Patch

diff --git a/linux-user/xtensa/cpu_loop.c b/linux-user/xtensa/cpu_loop.c
index 6bc6d6dee6..d51ce05392 100644
--- a/linux-user/xtensa/cpu_loop.c
+++ b/linux-user/xtensa/cpu_loop.c
@@ -126,7 +126,6 @@  static void xtensa_underflow12(CPUXtensaState *env)
 void cpu_loop(CPUXtensaState *env)
 {
     CPUState *cs = env_cpu(env);
-    target_siginfo_t info;
     abi_ulong ret;
     int trapnr;
 
@@ -163,14 +162,12 @@  void cpu_loop(CPUXtensaState *env)
         case EXC_USER:
             switch (env->sregs[EXCCAUSE]) {
             case ILLEGAL_INSTRUCTION_CAUSE:
+                force_sig_fault(TARGET_SIGILL, TARGET_ILL_ILLOPC,
+                                env->sregs[EPC1]);
+                break;
             case PRIVILEGED_CAUSE:
-                info.si_signo = TARGET_SIGILL;
-                info.si_errno = 0;
-                info.si_code =
-                    env->sregs[EXCCAUSE] == ILLEGAL_INSTRUCTION_CAUSE ?
-                    TARGET_ILL_ILLOPC : TARGET_ILL_PRVOPC;
-                info._sifields._sigfault._addr = env->sregs[EPC1];
-                queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
+                force_sig_fault(TARGET_SIGILL, TARGET_ILL_PRVOPC,
+                                env->sregs[EPC1]);
                 break;
 
             case SYSCALL_CAUSE:
@@ -219,11 +216,8 @@  void cpu_loop(CPUXtensaState *env)
                 break;
 
             case INTEGER_DIVIDE_BY_ZERO_CAUSE:
-                info.si_signo = TARGET_SIGFPE;
-                info.si_errno = 0;
-                info.si_code = TARGET_FPE_INTDIV;
-                info._sifields._sigfault._addr = env->sregs[EPC1];
-                queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
+                force_sig_fault(TARGET_SIGFPE, TARGET_FPE_INTDIV,
+                                env->sregs[EPC1]);
                 break;
 
             default:
@@ -232,10 +226,8 @@  void cpu_loop(CPUXtensaState *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->sregs[EPC1]);
             break;
         case EXC_DEBUG:
         default: