diff mbox series

[v2,14/30] linux-user/hppa: Use force_sig_fault, force_sigsegv_for_addr

Message ID 20210822035537.283193-15-richard.henderson@linaro.org (mailing list archive)
State New, archived
Headers show
Series linux-user: Clean up siginfo_t handling | expand

Commit Message

Richard Henderson Aug. 22, 2021, 3:55 a.m. UTC 
Use the new functions instead of setting up a target_siginfo_t
and calling queue_signal.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 linux-user/hppa/cpu_loop.c | 32 +++++++-------------------------
 1 file changed, 7 insertions(+), 25 deletions(-)

Comments

Peter Maydell Aug. 24, 2021, 4:32 p.m. UTC | #1 
On Sun, 22 Aug 2021 at 04:55, Richard Henderson
<richard.henderson@linaro.org> wrote:
>
> Use the new functions instead of setting up a target_siginfo_t
> and calling queue_signal.

Where this is changing behaviour to fix bugs you should mention
it in the commit message:
 * address field for breakpoint trap
 * si_code for alignment traps

Otherwise
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

thanks
-- PMM
diff mbox series

Patch

diff --git a/linux-user/hppa/cpu_loop.c b/linux-user/hppa/cpu_loop.c
index 82d8183821..3500b2c291 100644
--- a/linux-user/hppa/cpu_loop.c
+++ b/linux-user/hppa/cpu_loop.c
@@ -20,6 +20,8 @@ 
 #include "qemu/osdep.h"
 #include "qemu.h"
 #include "cpu_loop-common.h"
+#include "signal-common.h"
+
 
 static abi_ulong hppa_lws(CPUHPPAState *env)
 {
@@ -108,7 +110,6 @@  static abi_ulong hppa_lws(CPUHPPAState *env)
 void cpu_loop(CPUHPPAState *env)
 {
     CPUState *cs = env_cpu(env);
-    target_siginfo_t info;
     abi_ulong ret;
     int trapnr;
 
@@ -152,42 +153,23 @@  void cpu_loop(CPUHPPAState *env)
         case EXCP_PAGE_REF:
         case EXCP_DMAR:
         case EXCP_DMPI:
-            info.si_signo = TARGET_SIGSEGV;
-            info.si_errno = 0;
-            info.si_code = TARGET_SEGV_ACCERR;
-            info._sifields._sigfault._addr = env->cr[CR_IOR];
-            queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
+            force_sigsegv_for_addr(env->cr[CR_IOR]);
             break;
         case EXCP_UNALIGN:
-            info.si_signo = TARGET_SIGBUS;
-            info.si_errno = 0;
-            info.si_code = 0;
-            info._sifields._sigfault._addr = env->cr[CR_IOR];
-            queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
+            force_sig_fault(TARGET_SIGBUS, TARGET_BUS_ADRALN, env->cr[CR_IOR]);
             break;
         case EXCP_ILL:
         case EXCP_PRIV_OPR:
         case EXCP_PRIV_REG:
-            info.si_signo = TARGET_SIGILL;
-            info.si_errno = 0;
-            info.si_code = TARGET_ILL_ILLOPN;
-            info._sifields._sigfault._addr = env->iaoq_f;
-            queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
+            force_sig_fault(TARGET_SIGILL, TARGET_ILL_ILLOPN, env->iaoq_f);
             break;
         case EXCP_OVERFLOW:
         case EXCP_COND:
         case EXCP_ASSIST:
-            info.si_signo = TARGET_SIGFPE;
-            info.si_errno = 0;
-            info.si_code = 0;
-            info._sifields._sigfault._addr = env->iaoq_f;
-            queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
+            force_sig_fault(TARGET_SIGFPE, 0, env->iaoq_f);
             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->iaoq_f);
             break;
         case EXCP_INTERRUPT:
             /* just indicate that signals should be handled asap */